CN105784089A - Weighing sensor - Google Patents
Weighing sensor Download PDFInfo
- Publication number
- CN105784089A CN105784089A CN201610328390.4A CN201610328390A CN105784089A CN 105784089 A CN105784089 A CN 105784089A CN 201610328390 A CN201610328390 A CN 201610328390A CN 105784089 A CN105784089 A CN 105784089A
- Authority
- CN
- China
- Prior art keywords
- housing
- base plate
- elastomer
- load cells
- baseboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/02—Arrangements of bearings
- G01G21/08—Bearing mountings or adjusting means therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/23—Support or suspension of weighing platforms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/002—Means for correcting for obliquity of mounting
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention relates to the technical field of sensors and especially relates to a weighing sensor. The weighing sensor comprises a housing; one end of the housing is provided with an opening; an elastic body is installed inside the housing; a pressure head is installed on the top end of the elastic body; the pressure head is located in the opening; a baseboard is installed at the bottom of the elastic body; a force transmission steel ball is installed between the elastic body and the baseboard; the other end of the housing is installed on the baseboard; the edge of the baseboard is positioned outside the housing; the part, protruding from the housing, of the baseboard is provided with a level indicating device; the baseboard bottom is provided with a level adjusting device; the housing is telescopic; the housing structure of the invention is an aluminum plate provided with multiple folds. By means of the structure, the housing can move up and down along with a pressure plate during the compression process of the pressure plate without influencing normal operation of the pressure plate, and furthermore, aluminum sheet is light so that use convenient is achieved.
Description
Technical field
The present invention relates to sensor technical field, especially a kind of LOAD CELLS.
Background technology
LOAD CELLS is really a kind of device that quality signal is changed into the output of measurable signal of telecommunication, the actual working environment residing for sensor is first considered with sensor, this to selecting properly weighing apparatus most important it be related to sensor can normal operation and its safety and service life, or even the reliability of whole weighing apparatus and safety.
The strain gauge that general column type sensor includes elastomer, is positioned at the housing of elastomer outer wall, is located on elastomer, existing LOAD CELLS is all without the level of installation instruction device, cannot indication sensor install levelness, have impact on the actually used precision and stability of sensor.
Summary of the invention
The technical problem to be solved in the present invention is: overcome in prior art not enough, it is provided that the LOAD CELLS that a kind of service precision is high, stability is strong.
For solving above-mentioned technical problem, the technical solution used in the present invention is as follows:
A kind of LOAD CELLS, including housing, there is opening one end of described housing, being provided with elastomer in described housing, the top of described elastomer is provided with pressure head, and described pressure head is positioned at opening, the bottom of described elastomer is provided with base plate, is provided with power transmission steel ball between described elastomer and base plate；The other end of described housing is arranged on base plate, and the edge of described base plate is positioned at outside housing, and described base plate is provided with level instruction device beyond the part of housing, is provided with level(l)ing device bottom described base plate；Described housing is scalable housing.
Further, described level instruction device includes the groove on base plate, is filled with a part of liquid in described groove, remainder in groove is air, forming instruction foam, the top of groove is provided with observation window, and the centre of observation window has the horizontal indicating graduation of a flat condition.
Further, described housing is the aluminium sheet with some folds.
Further, described level(l)ing device includes, with externally threaded height regulating rod, having the installing hole matched with height regulating rod bottom described base plate, has the female thread that a circle and external screw thread match in described installing hole.
Further, described elastomer is made up of three springs.
Further, described power transmission steel ball has two symmetrical planes up and down.
Technical scheme is adopted to provide the benefit that:
1, the internal structure of sensor can be effectively protected in the design of middle shell of the present invention, there is opening one end of housing, elastomer is installed in housing, elastomer is made up of three springs, the top of elastomer is provided with pressure head, three springs are evenly spaced on pressure head, so may insure that uniform force, pressure head is positioned at opening, the bottom of elastomer is provided with base plate, conveniently it is connected with electronic scale, the other end of housing is arranged on base plate, the edge of base plate is positioned at outside housing, base plate is provided with level instruction device beyond the part of housing, for the levelness that indication sensor is installed；Being provided with level(l)ing device bottom base plate, it is simple to the levelness of regulating base board, improve the operating accuracy of sensor, improve weighing precision, housing is scalable housing, adopts this structure, it is ensured that the normal operation of sensor；
2, the structure of housing is have the aluminium sheet of some folds；Adopting this structure, housing can in pressing plate compression process, it is possible to along with pressing plate moves up and down, without influence on the normal operation of pressing plate, and, aluminium plate light weight, use more convenient.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the present invention.
In figure: 1 housing, 2 elastomers, 3 pressure heads, 4 base plates, 5 power transmission steel balls, 6 level instruction devices, 7 level(l)ing devices.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is only described in a schematic way, and therefore it only shows the composition relevant with the present invention.
As shown in Figure 1; a kind of LOAD CELLS; including housing 1; the internal structure of sensor can be effectively protected in the design of housing 1; there is opening one end of housing 1; elastomer 2 is installed in housing 1; elastomer 2 is made up of three springs; the top of elastomer 2 is provided with pressure head 3, and three springs are evenly spaced on pressure head 3, so may insure that uniform force; pressure head 3 is positioned at opening; the bottom of elastomer 2 is provided with base plate 4, is conveniently connected with electronic scale, is provided with power transmission steel ball 5 between elastomer 2 and base plate 4；The other end of housing 1 is arranged on base plate 4, and the edge of base plate 4 is positioned at outside housing 1, and base plate 4 is provided with level instruction device 6 beyond the part of housing 1, for the levelness that indication sensor is installed；Being provided with level(l)ing device 7 bottom base plate 4, it is simple to the levelness of regulating base board 4, improve the operating accuracy of sensor, improve weighing precision, housing 1 is scalable housing, adopts this structure, it is ensured that the normal operation of sensor.
Preferably, level instruction device 6 includes the groove on base plate 4, a part of liquid it is filled with in groove, remainder in groove is air, forming instruction foam, the top of groove is provided with observation window, and the centre of observation window has the horizontal indicating graduation of a flat condition, adopt this structure, it is simple to observe the horizontality of base plate 4.
Preferably, the structure of housing 1 is have the aluminium sheet of some folds；Adopt this structure, housing 1 can in pressure head 3 compression process, along with pressure head 3 moves up and down, without influence on the normal operation of pressure head 3, and, aluminium plate light weight, use more convenient.
Preferably, level(l)ing device 7 includes, with externally threaded height regulating rod, having the installing hole matched with height regulating rod bottom base plate 4, has the female thread that a circle and external screw thread match in installing hole；Adopt this structure, it is simple to the horizontal adjustment of base plate 4, more convenient operation.
Preferably, power transmission steel ball 5 has two symmetrical planes up and down；Adopting this structure, easy for installation, power transmission is uniform.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not necessarily departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (6)
1. a LOAD CELLS, it is characterized in that: include housing, there is opening one end of described housing, in described housing, elastomer is installed, the top of described elastomer is provided with pressure head, described pressure head is positioned at opening, and the bottom of described elastomer is provided with base plate, is provided with power transmission steel ball between described elastomer and base plate；The other end of described housing is arranged on base plate, and the edge of described base plate is positioned at outside housing, and described base plate is provided with level instruction device beyond the part of housing, is provided with level(l)ing device bottom described base plate；Described housing is scalable housing.
2. a kind of LOAD CELLS according to claim 1, it is characterized in that: the groove that described level instruction device includes on base plate, a part of liquid it is filled with in described groove, remainder in groove is air, form instruction foam, the top of groove is provided with observation window, and the centre of observation window has the horizontal indicating graduation of a flat condition.
3. a kind of LOAD CELLS according to claim 1, it is characterised in that: described housing is the aluminium sheet with some folds.
4. a kind of LOAD CELLS according to claim 1, it is characterized in that: described level(l)ing device includes with externally threaded height regulating rod, have the installing hole matched with height regulating rod bottom described base plate, in described installing hole, have the female thread that a circle and external screw thread match.
5. a kind of LOAD CELLS according to claim 1, it is characterised in that: described elastomer is made up of three springs.
6. a kind of LOAD CELLS according to claim 1, it is characterised in that: described power transmission steel ball have two symmetrical planes up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610328390.4A CN105784089A (en) | 2016-05-18 | 2016-05-18 | Weighing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610328390.4A CN105784089A (en) | 2016-05-18 | 2016-05-18 | Weighing sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105784089A true CN105784089A (en) | 2016-07-20 |
Family
ID=56379785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610328390.4A Pending CN105784089A (en) | 2016-05-18 | 2016-05-18 | Weighing sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105784089A (en) |
-
2016
- 2016-05-18 CN CN201610328390.4A patent/CN105784089A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160720 |