CN219841319U - Pull pressure sensor protection device - Google Patents
Pull pressure sensor protection device Download PDFInfo
- Publication number
- CN219841319U CN219841319U CN202321330757.8U CN202321330757U CN219841319U CN 219841319 U CN219841319 U CN 219841319U CN 202321330757 U CN202321330757 U CN 202321330757U CN 219841319 U CN219841319 U CN 219841319U
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- pressure sensor
- bolt
- pull
- mounting box
- hole
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- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000001012 protector Effects 0.000 claims 3
- 239000000523 sample Substances 0.000 description 11
- 238000005452 bending Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 7
- 239000002537 cosmetic Substances 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000011326 mechanical measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a pull pressure sensor protection device, which comprises an installation box which can move up and down and is installed on a detection equipment main body, wherein the installation box is integrally prismatic, and the bottom surface of the installation box is recessed upwards to form an accommodating space of a pull pressure sensor; the pulling pressure sensor is arranged in the mounting box; the mounting box is provided with a second bolt hole penetrating through one end, deviating from the main body of the detection device, of the mounting box, and the pull pressure sensor is provided with a second threaded hole corresponding to the second bolt hole and is connected through a pull-down preventing bolt; the diameter of the bolt head of the anti-drop bolt is larger than that of the second bolt hole; the distance between the bolt head of the anti-pull-down bolt and the pull pressure sensor is larger than the distance between the mounting box and the pull pressure sensor; the end of the mounting box, which is away from the boss, is provided with a sunk hole, the sunk hole is internally fixedly matched with an anti-jacking column, and a gap is reserved between the end part of the lower end of the anti-jacking column and the tension pressure sensor.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to a tension and pressure sensor protection device.
Background
In the mechanical measurement of foods, medicines, cosmetics, textile materials or high polymer materials, medical materials or packaging materials, an instrument is required to drive a probe to move by a high-performance motor to contact with the foods, medicines, cosmetics or materials, and the fine mechanical change of the foods, medicines, cosmetics or materials when yielding is obtained through a high-precision tension pressure sensor and a large acquisition rate. Because the probe of the detection device is hung below the detection end of the tension pressure sensor for a long time, the tension pressure sensor can be bent downwards too much to be damaged due to the condition that an experimenter pulls the probe downwards; in the working process, the force sensed by the tension pressure sensor exceeds the range of the measuring range due to misoperation of experimental personnel or parameter setting errors in the downward pressing process of the probe, and the reaction force of the probe props the tension pressure sensor upwards, so that the tension pressure sensor is bent upwards to deform, and the service life of the tension pressure sensor is shortened or damaged; therefore, the damage probability of the tension pressure sensor is reduced, the service life of the tension pressure sensor is prolonged, and the problem to be solved is urgent.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: how to provide a kind of structural design is simple, can lengthen the pressure sensor protection device that draws pressure sensor life.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a draw pressure sensor protection device, includes the installation box of installation on the check out test set main part that can reciprocate, the installation box is whole to be prismatic, and the bottom surface of installation box upwards sunken form draw pressure sensor's accommodation space; the tension and pressure sensor is arranged in the mounting box; a boss formed by downward protrusions is arranged in an accommodating space at one end of the mounting box, facing the main body of the detection equipment, a first bolt hole is formed in the boss in a penetrating manner, a first threaded hole corresponding to the first bolt hole is formed in the pull pressure sensor, the first threaded hole is mounted on the boss through a bolt, a second bolt hole is formed in the end, facing away from the main body of the detection equipment in a penetrating manner, of the mounting box, and a second threaded hole corresponding to the second bolt hole is formed in the pull pressure sensor and is connected through a pull-down preventing bolt; the diameter of the bolt head of the anti-drop bolt is larger than that of the second bolt hole; the distance between the bolt head of the anti-drop bolt and the tension pressure sensor is larger than the distance between the mounting box and the tension pressure sensor; the mounting box is characterized in that one end, deviating from the boss, of the mounting box is provided with a sunk hole formed by sinking, a top-proof supporting column is fixedly matched in the sunk hole, and a gap is formed between the end part of the lower end of the top-proof supporting column and the tension pressure sensor.
By adopting the structure, when the detection equipment is static, the diameter of the bolt head of the anti-drop bolt is larger than that of the second bolt hole, the deformation of the downward bending of the tension pressure sensor is limited to a certain extent, the situation that the probe is pulled down by an experimenter is favorable for reducing the damage probability of the tension pressure sensor due to overlarge deformation, and when the detection equipment works, the probe of the detection equipment moves down to prevent the force sensed by the sensor from exceeding the range due to improper operation of the experimenter or incorrect parameter setting, so that the tension pressure sensor is caused to be bent upwards, and the anti-drop column props against the tension pressure sensor, so that the irreversible damage caused by the upward bending of the tension pressure sensor is prevented, and the sensor cannot be repaired.
Further, the bolt head of the anti-drop bolt extends along the radial direction to form a weight bracket.
On one hand, the weight support formed by extension can better form a blocking effect, and damage or reduction of service life caused by overlarge downward bending of the tension pressure sensor is prevented; on the other hand, the accuracy and the precision of the force sensing element detection can be checked by placing weights with different weights.
Further, the distance between the weight support and the upper surface of the mounting box is 4-5 mm.
Thus, an active space for pulling the pressure sensor is left while preventing the pull-down.
Further, the circumference of the weight holder is provided with concave-convex patterns.
Like this, the decorative pattern on the weight support can increase with the frictional force between the finger, the installation and the dismantlement of convenient drop-down bolt of preventing also conveniently adjust the interval between weight support and the mounting box.
Further, the lower end part of the anti-top supporting column is provided with an integrally formed buffer layer.
Thus, when the detection probe is propped upwards, the anti-propping column can further protect the tension pressure sensor through the buffer layer while preventing the tension pressure sensor from being bent upwards too much.
In conclusion, the utility model has the advantages of simple structural design, prolonged service life of the tension pressure sensor and the like.
Drawings
Fig. 1 is a schematic perspective view of the present utility model mounted on a detection mechanism.
Fig. 2 is a schematic perspective view of the present utility model.
FIG. 3 is a schematic cross-sectional view of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to examples.
The tension and pressure sensor protection device comprises an installation box 1 which is installed on a detection equipment main body and can move up and down, wherein the installation box 1 is integrally prismatic, and the bottom surface of the installation box 1 is upwards sunken to form an accommodating space of a tension and pressure sensor 2; the pull pressure sensor 2 is arranged in the installation box 1; a boss 11 formed by protruding downwards is arranged in an accommodating space of one end of the mounting box 1 facing the detection equipment main body, a first bolt hole 12 is formed in the boss 11 in a penetrating manner, a first threaded hole 21 corresponding to the first bolt hole 12 is formed in the pull pressure sensor 2, the first threaded hole 21 is mounted on the boss 11 through a bolt, a second bolt hole 13 is formed in the end, away from the detection equipment main body, of the mounting box 1 in a penetrating manner, and a second threaded hole 22 corresponding to the second bolt hole 13 is formed in the pull pressure sensor 2 and is connected through a pull-down preventing bolt 3; the diameter of the bolt head of the anti-drop bolt 3 is larger than the diameter of the second bolt hole 13; the distance between the bolt head of the anti-pull-down bolt 3 and the pull pressure sensor 2 is larger than the distance between the mounting box 1 and the pull pressure sensor 2; the installation box 1 is internally provided with a sunk hole 14 formed by sinking at one end far away from the boss 11, an anti-jacking column 4 is fixedly matched in the sunk hole 14, and a gap is formed between the lower end part of the anti-jacking column 4 and the tension pressure sensor 2.
In specific implementation, the first bolt holes 12 may be further provided with a plurality of first threaded holes 21 along the length direction of the mounting box 1, so as to increase stability of the pull pressure sensor.
By adopting the structure, when the detection equipment is static, the diameter of the bolt head of the anti-drop bolt is larger than that of the second bolt hole, the deformation of the downward bending of the pull pressure sensor is limited to a certain extent, the probability of damage of the anti-drop sensor caused by overlarge deformation is reduced when an experimenter pulls up the probe downward, and when the detection equipment works, the probe of the detection equipment moves downward, so that the pull pressure sensor is prevented from being propped against when the upward bending of the pull pressure sensor is overlarge due to untimely operation of the experimenter, and the damage caused by the upward bending of the pull pressure sensor is prevented.
In this embodiment, as shown in fig. 2, the bolt head of the anti-pull-down bolt 3 extends in the radial direction to form a weight holder 31, and the circumference of the weight holder 31 has a concave-convex pattern.
On one hand, the weight support formed by extension can better form a blocking effect, and damage or reduction of service life caused by overlarge downward bending of the tension pressure sensor is prevented; on the other hand, the accuracy and the precision of the force sensing element detection can be checked by placing weights with different weights. The friction force between the patterns on the weight support and fingers can be increased, the installation and the disassembly of the pull-down preventing bolts are facilitated, and the distance between the weight support and the installation box is also conveniently adjusted.
In practice, as shown in fig. 3, the distance between the weight holder 31 and the upper surface of the mounting box 1 is 4 mm to 5 mm.
Thus, an active space for pulling the pressure sensor is left while preventing the pull-down.
In addition, the lower end part of the anti-top supporting column 4 is provided with an integrally formed buffer layer.
Thus, when the detection probe is propped upwards, the anti-propping column can further protect the tension pressure sensor through the buffer layer while preventing the tension pressure sensor from being bent upwards too much.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. The tension and pressure sensor protection device comprises an installation box (1) which can move up and down and is installed on a detection equipment main body, wherein the installation box (1) is integrally prismatic, and the bottom surface of the installation box (1) is recessed upwards to form an accommodating space of a tension and pressure sensor (2); the tension and pressure sensor (2) is arranged in the installation box (1); the mounting box (1) is provided with a boss (11) formed by protruding downwards in an accommodating space facing one end of the detection equipment main body, a first bolt hole (12) is formed in the boss (11) in a penetrating mode, a first threaded hole (21) corresponding to the first bolt hole (12) is formed in the pull pressure sensor (2), the first threaded hole is mounted on the boss (11) through a bolt, and the mounting box is characterized in that a second bolt hole (13) is formed in the end, deviating from the detection equipment main body, of the mounting box (1) in a penetrating mode, and a second threaded hole (22) corresponding to the second bolt hole (13) is formed in the pull pressure sensor (2) and is connected through a pull-down preventing bolt (3); the diameter of the bolt head of the anti-drop bolt (3) is larger than the diameter of the second bolt hole (13); the distance between the bolt head of the anti-pull-down bolt (3) and the pull pressure sensor (2) is larger than the distance between the mounting box (1) and the pull pressure sensor (2); the mounting box (1) is internally provided with a countersunk head hole (14) formed by recessing at one end deviating from the boss (11), an anti-jacking column (4) is fixedly matched in the countersunk head hole (14), and a gap is formed between the lower end part of the anti-jacking column (4) and the tension pressure sensor (2).
2. The pull-down pressure sensor protection device according to claim 1, characterized in that the bolt head of the pull-down preventing bolt (3) extends radially to form a weight holder (31).
3. The tension-pressure sensor protector according to claim 2, characterized in that the distance between the weight holder (31) and the upper surface of the mounting box (1) is 4-5 mm.
4. The tension-pressure sensor protector according to claim 2, characterized in that the weight holder (31) has a pattern provided with projections and depressions in the circumferential direction.
5. A pull pressure sensor protector according to claim 1, characterized in that the lower end of the anti-jacking leg (4) has an integrally formed cushioning layer thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321330757.8U CN219841319U (en) | 2023-05-29 | 2023-05-29 | Pull pressure sensor protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321330757.8U CN219841319U (en) | 2023-05-29 | 2023-05-29 | Pull pressure sensor protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219841319U true CN219841319U (en) | 2023-10-17 |
Family
ID=88303475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321330757.8U Active CN219841319U (en) | 2023-05-29 | 2023-05-29 | Pull pressure sensor protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219841319U (en) |
-
2023
- 2023-05-29 CN CN202321330757.8U patent/CN219841319U/en active Active
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| GR01 | Patent grant | ||
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