Weight measurement device and load cell unit
A weight measurement device comprises: a housing cover to receive weight of a measurement target; a plurality of load cells to support the housing cover and detect the weight; a housing base comprising, for each of the plurality of load cells, a recessed and projected shape part comprising: a recessed part open upward to at least partially contain each load cell and fix the load cell; and a projected part projected downward corresponding to the recessed part; and an adjustment leg which at least partially contains the recessed and projected shape part, and comprises an adjustment mechanism part for height position adjustment at a position opposed to a side part of the recessed and projected shape part.
1. A weight measurement device comprising:
a housing cover to receive weight of a measurement target;
a plurality of load cells to support the housing cover and detect the weight;
a housing base comprising, for each of the plurality of load cells, a recessed and projected shape part comprising: a recessed part open upward to at least partially contain each load cell and fix the load cell; and a projected part projected downward corresponding to the recessed part, wherein a surface of the recessed part is situated inside the recessed and projected shape part, and a surface of the projected part is situated outside the recessed and projected shape part opposing the surface of the recessed part; and
an adjustment leg which at least partially contains the recessed and projected shape part, and comprises an adjustment mechanism part for height position adjustment at a position opposed to a side part of the recessed and projected shape part.
2. The weight measurement device according to claim 1 ,
wherein the adjustment mechanism part is a pair of screw parts screwed with each other to move up and down.
3. The weight measurement device according to claim 2 ,
wherein the pair of screw parts are a male screw part whose screw groove is provided along periphery of a side part of the projected part of the recessed and projected shape part, and a female screw part screwed with the male screw part to move up and down.
4. A load cell unit comprising:
a load cell to detect weight of a measurement target;
a housing base comprising a recessed and projected shape part comprising: a recessed part open upward to at least partially contain the load cell and fix the load cell; and a projected part projected downward corresponding to the recessed part, wherein a surface of the recessed part is situated inside the recessed and projected shape part, and a surface of the projected part is situated outside the recessed and projected shape part opposing the surface of the recessed part; and
an adjustment leg which at least partially contains the recessed and projected shape part, and comprises an adjustment mechanism part for height position adjustment at a position opposed to a side part of the recessed and projected shape part.
5. The load cell unit according to claim 4 ,
wherein the adjustment mechanism part is a pair of screw parts screwed with each other to move up and down.
6. The load cell unit according to claim 5 ,
wherein the pair of screw parts are a male screw part whose screw groove is provided along periphery of a side part of the projected part of the recessed and projected shape part, and a female screw part screwed with the male screw part to move up and down.
7. A weight measurement device comprising:
a plurality of load cell units placed in a plane; and
a common cover placed on the plurality of load cell units, wherein each of the plurality of load cell units comprises:
a load cell to detect weight of a measurement target;
a housing base comprising a recessed and projected shape part comprising: a recessed part open upward to at least partially contain the load cell and fix the load cell; and a projected part projected downward corresponding to the recessed part, wherein a surface of the recessed part is situated inside the recessed and projected shape part, and a surface of the projected part is situated outside the recessed and projected shape part opposing the surface of the recessed part; and
an adjustment leg which at least partially contains the recessed and projected shape part, and comprises an adjustment mechanism part for height position adjustment at a position opposed to a side part of the recessed and projected shape part.
8. The weight measurement device according to claim 7 ,
wherein the adjustment mechanism part is a pair of screw parts screwed with each other to move up and down.
9. The weight measurement device according to claim 8 ,
wherein the pair of screw parts are a male screw part whose screw groove is provided along periphery of a side part of the projected part of the recessed and projected shape part, and a female screw part screwed with the male screw part to move up and down.
10. The weight measurement device according to claim 1 , wherein the recessed and projected shape part is a single part.
11. The load cell unit according to claim 4 , wherein the recessed and projected shape part is a single part.
12. The weight measurement device according to claim 7 , wherein the recessed and projected shape part is a single part.