CN220039633U - Standard load unit of calibrating device - Google Patents
Standard load unit of calibrating device Download PDFInfo
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- CN220039633U CN220039633U CN202321453299.7U CN202321453299U CN220039633U CN 220039633 U CN220039633 U CN 220039633U CN 202321453299 U CN202321453299 U CN 202321453299U CN 220039633 U CN220039633 U CN 220039633U
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Abstract
The utility model provides a standard load unit of a verification device, which comprises a driving device, a first bearing piece, a second bearing piece and a third bearing piece, wherein the driving device, the first bearing piece, the second bearing piece and the third bearing piece are sequentially arranged from bottom to top; the first bearing piece is connected to the output end of the driving device, and an elastic reset device is arranged between the first bearing piece and the second bearing piece; a force sensing element is arranged between the second bearing element and the third bearing element; the force sensor replaces the traditional weight verification, so that the detection efficiency is improved, the detection cost is reduced, the equipment is transported more conveniently and rapidly than the weights, the arrangement space of verification equipment is saved, and the detection of a plurality of points is more accurate and efficient.
Description
Technical Field
The utility model relates to the field of verification and calibration, in particular to a standard load unit of a verification device.
Background
The electronic hanging scale belongs to a class of products in the weighing apparatus, when the electronic hanging scale is used, the accuracy of the electronic hanging scale is determined through metering verification, disputes and calculation data errors caused by inaccurate weighing are avoided, and the influence of regional differences caused by different-place use can be avoided.
Conventionally, standard weights are used as standard devices for verification of electronic hanging scales, but when the standard weights are used for verification of electronic hanging scales with large tonnage, the standard weights have various disadvantages, such as long back and forth transportation time and high cost; the standard weight has no enough space for hanging; the safety of manually suspending weights during detection is poor; if full-range metering verification is carried out according to regulations, the efficiency is low, the working strength is high, the accuracy is low, and the operability is poor. Therefore, most of the current electronic hanging scales cannot be subjected to full-range verification according to verification rules, and the current situations of difficult verification, incapacitation and inaccurate verification appear.
Disclosure of Invention
The utility model aims to provide a standard load unit of a calibrating device, which aims to solve the problems of long weight transportation time, high cost and insufficient space suspension in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the standard load unit of the verification device comprises a driving device, a first bearing piece, a second bearing piece and a third bearing piece which are sequentially arranged from bottom to top; the first bearing piece is connected to the output end of the driving device, and an elastic reset device is arranged between the first bearing piece and the second bearing piece;
a force sensing element is arranged between the second bearing element and the third bearing element.
The force sensing member includes a plurality of first force sensors having the same measurement criteria.
The measurement standard of the first force sensor is 1 ton.
The first force sensors are 3 in number and are arranged at intervals around the vertical axis of the second bearing piece.
The force sensing element further comprises a second force sensor connected above the third carrier;
the support stress piece is provided with a first end close to the third bearing piece and a second end far away from the third bearing piece;
the first end of the supporting stress piece is connected to the third bearing piece;
the second end of the supporting stress piece passes through the second bearing piece and has a preset gap with the first bearing piece.
The measurement standard of the second force sensor is 10 tons.
The elastic resetting device comprises an elastic supporting piece.
The elastic support comprises a plurality of nitrogen cylinders; a plurality of nitrogen cylinders are arranged at intervals around the vertical axis of the first bearing piece.
The drive means comprises a hydraulic drive mechanism.
The hydraulic driving mechanism comprises an oil cylinder.
After the structure is adopted, the standard load unit of the calibrating device has the following beneficial effects: in the actual use process, the electronic hanging scale is connected to a preset position, and in the process of driving the driving device to output power upwards, the electronic hanging scale and the force sensing piece are stressed simultaneously; the driving device is controlled by the control system, the driving device drives the first bearing piece to move upwards, the elastic reset device is stressed, the second bearing piece is pushed to stress the force sensing piece, the actual stress of the force sensing piece is collected through a computer, the electronic hanging scale and the force sensing piece are subjected to stress comparison at the same time, and if a plurality of numerical values needing to be detected exist, the detection is carried out one by one through the cooperation of 3 first force sensors of 1 ton and 1 second force sensor of 10 tons; the force sensor replaces the traditional weight verification, so that the detection efficiency is improved, the detection cost is reduced, the equipment is transported more conveniently and rapidly than the weights, the arrangement space of verification equipment is saved, and the detection of a plurality of points is more accurate and efficient.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
fig. 2 is a schematic view of a partial enlarged structure at a of fig. 1.
In the figure: the device comprises a driving device 1, an oil cylinder 11, a first bearing piece 2, a second bearing piece 3, a third bearing piece 4, an elastic resetting device 5, a plurality of nitrogen cylinders 51, a force sensing piece 6, a first force sensor 61, a second force sensor 62, a supporting stress piece 7, a gap 8 and a propped piece 9.
Detailed Description
In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.
As shown in fig. 1 and 2, a standard load unit of an assay device according to the present utility model includes a driving device 1, a first carrier 2, a second carrier 3, and a third carrier 4 sequentially disposed from bottom to top; the first bearing piece 2 is connected to the output end of the driving device 1, and an elastic reset device 5 is arranged between the first bearing piece 2 and the second bearing piece 3; a force sensor 6 is arranged between the second carrier 3 and the third carrier 4. The force sensor 6 comprises a plurality of first force sensors 61 of identical measurement standard.
In the actual use process, the electronic hanging scale is connected to a preset position, and in the process of driving the driving device 1 to output power upwards, the electronic hanging scale and the force sensing piece 6 are stressed simultaneously; the driving device 1 is controlled by the control system, the driving device 1 drives the first bearing piece 2 to move upwards, so that the elastic reset device 5 is stressed, the second bearing piece 3 is pushed to stress the force sensing piece 6, the actual stress of the force sensing piece 6 is collected through a computer, the electronic hanging scale and the force sensing piece 6 are subjected to stress comparison at the same time, and if a plurality of values needing to be detected exist, the required detection values are detected one by one through the cooperation of 3 first force sensors 61 of 1 ton and 1 second force sensor 62 of 10 tons; the force sensor 6 replaces the traditional weight verification, so that the detection efficiency is improved, the detection cost is reduced, the equipment is transported more conveniently and rapidly than weights, the arrangement space of verification equipment is saved, and the detection of a plurality of points is more accurate and efficient.
Specifically, the measurement standard of the first force sensor 61 is 1 ton. More specifically, the first force sensors 61 are 3 in number and are disposed at intervals around the vertical axis of the second carrier 3. The device is enabled to detect a range of values within 3 tons by means of 3 first force sensors 61. More specifically, 3 first force sensors 61 are disposed at equal intervals around the vertical axis of the second carrier 3, so that the first force sensors 61 are uniformly stressed by the second carrier 3.
Specifically, in order to increase the value detection range, the force sensor 6 further includes a second force sensor 62, the second force sensor 62 being connected above the third carrier 4; further comprising a support stress member 7, the support stress member 7 having a first end proximal to the third carrier 4 and a second end distal to the third carrier 4; the first end of the supporting stress piece 7 is connected to the third bearing piece 4; the second end of the supporting force-bearing member 7 passes through the second carrier member 3 with a predetermined gap 8 from the first carrier member 2. More specifically, the abutted piece 9 abutted by the second force sensor 62 is also included, and the measurement standard of the second force sensor 62 is 10 tons. When the detection is not performed, the supporting stress piece 7 and the first bearing piece 2 have a preset gap 8, at this time, the driving device 1 drives the first bearing piece 2 upwards, so that the 3 first force sensors 61 are stressed at first, the detected piece is detected within the range of 3 tons, when the detection range with a larger range is required, the driving device 1 continues to drive the first bearing piece 2 to move upwards, so that the first bearing piece 2 is contacted with the supporting stress piece 7, and the supporting stress piece 7 applies force to the second force sensors 62 upwards, so that the purpose of a larger detection range is achieved. Of course, other tonnage standards for the first force sensor 61 and the second force sensor 62 may be used.
In particular, the elastic return means 5 comprise an elastic support. After the driving device 1 is reset, the power sensor 6 is driven by an elastic support member, more specifically, the elastic support member comprises a plurality of nitrogen cylinders 51; a plurality of nitrogen cylinders 51 are arranged at intervals around the vertical axis of the first carrier 2. The nitrogen cylinder has the function of resetting and supporting, does not need external power, saves energy, and is simple to install and convenient to use. More specifically, the number of nitrogen cylinders is set in one-to-one correspondence with the first force sensors 61, so that the acceptance is uniform and the occurrence of tilting is avoided.
Specifically, the driving device 1 includes a hydraulic driving mechanism. More specifically, the hydraulic drive mechanism includes an oil cylinder 11. The oil cylinder 11 is connected with a control system, and oil inlet and oil return of the oil cylinder 11 are controlled by the control system, so that verification operation of a tested piece is completed.
The form of the present utility model is not limited to the illustrations and examples, and any person who performs a similar idea of the present utility model should be regarded as not departing from the scope of the patent of the utility model.
Claims (10)
1. The standard load unit of the verification device is characterized by comprising a driving device, a first bearing piece, a second bearing piece and a third bearing piece which are sequentially arranged from bottom to top; the first bearing piece is connected to the output end of the driving device, and an elastic reset device is arranged between the first bearing piece and the second bearing piece;
a force sensing element is arranged between the second bearing element and the third bearing element.
2. The standard load cell of an assay device according to claim 1, wherein the force sensing member comprises a plurality of first force sensors having the same measurement standard.
3. The standard load cell of an assay device according to claim 2, wherein the first force sensor has a measurement standard of 1 ton.
4. The standard load cell of the assay device of claim 2, wherein the first force sensors are 3 in number and are spaced around the vertical axis of the second carrier.
5. The standard load cell of the assay device of claim 2, wherein the force sensing member further comprises a second force sensor coupled above the third carrier member;
the support stress piece is provided with a first end close to the third bearing piece and a second end far away from the third bearing piece;
the first end of the supporting stress piece is connected to the third bearing piece;
the second end of the supporting stress piece passes through the second bearing piece and has a preset gap with the first bearing piece.
6. The standard load cell of an assay device according to claim 5, wherein the second force sensor has a measurement standard of 10 tons.
7. A standard load cell of an assay device according to claim 1, wherein the resilient return means comprises a resilient support.
8. The standard load cell of the assay device of claim 7, wherein the resilient support comprises a plurality of nitrogen cylinders; a plurality of nitrogen cylinders are arranged at intervals around the vertical axis of the first bearing piece.
9. A standard load cell of an assay device according to claim 1, wherein the drive means comprises a hydraulic drive mechanism.
10. The standard load cell of the assay device of claim 9, wherein the hydraulic drive mechanism comprises a ram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321453299.7U CN220039633U (en) | 2023-06-08 | 2023-06-08 | Standard load unit of calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321453299.7U CN220039633U (en) | 2023-06-08 | 2023-06-08 | Standard load unit of calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220039633U true CN220039633U (en) | 2023-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321453299.7U Active CN220039633U (en) | 2023-06-08 | 2023-06-08 | Standard load unit of calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220039633U (en) |
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2023
- 2023-06-08 CN CN202321453299.7U patent/CN220039633U/en active Active
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