CN220751416U - Pressure sensor with protection machanism - Google Patents
Pressure sensor with protection machanism Download PDFInfo
- Publication number
- CN220751416U CN220751416U CN202322445744.1U CN202322445744U CN220751416U CN 220751416 U CN220751416 U CN 220751416U CN 202322445744 U CN202322445744 U CN 202322445744U CN 220751416 U CN220751416 U CN 220751416U
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- movable screw
- screw rod
- mounting seat
- pressure sensor
- rod
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- 230000009979 protective mechanism Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of pressure sensors, in particular to a pressure sensor with a protection mechanism, which comprises a mounting seat, wherein a limiting component is arranged on the upper side of the mounting seat and comprises a movable screw rod, the movable screw rod is arranged on the upper side of the mounting seat, one end of the movable screw rod penetrates through the mounting seat, a clamping plate is arranged on the periphery of the top end of the movable screw rod and is in sliding connection with the movable screw rod, a reset spring is arranged on the periphery of the bottom end of the movable screw rod, one end of the reset spring is connected with the lower side of the clamping plate, the other end of the reset spring is connected with the upper side of the mounting seat, a balance rod is arranged on one side of the bottom end of the movable screw rod, and the bottom end of the movable screw rod is clamped in a connecting groove formed in the end part of the balance rod. According to the utility model, the limiting component is arranged, so that the sensor body has certain protective performance, the service life of the sensor body is effectively prolonged, the problem that the sensor body is damaged due to gravity is avoided, and the accuracy of detection data of the sensor body is further improved.
Description
Technical Field
The utility model relates to the technical field of pressure sensors, in particular to a pressure sensor with a protection mechanism.
Background
The pressure sensor is a device or apparatus capable of sensing a pressure signal and converting the pressure signal into a usable output electrical signal according to a certain rule, and is generally composed of a pressure sensitive element and a signal processing unit, and the output of a general pressure sensor is generally an analog signal, wherein the analog signal refers to a signal in which information parameters are represented as continuous signals within a given range or a signal in which characteristic quantities representing information can be represented as arbitrary values at arbitrary moments within a period of continuous time interval. Whereas the pressure sensors we generally use are mainly manufactured using the piezoelectric effect, such sensors are also called piezoelectric sensors.
The existing pressure sensor does not have the protection function, so that the service life of the pressure sensor is reduced, the pressure sensor is easy to damage due to gravity, and the accuracy of detection data is reduced.
Disclosure of Invention
The utility model aims to provide a pressure sensor with a protection mechanism, so as to solve the problems that the prior pressure sensor has no protection function, the service life of the pressure sensor is shortened, the pressure sensor is easy to damage due to gravity, and the accuracy of detection data is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pressure sensor with protection machanism, includes the mount pad, the mount pad upside is provided with spacing subassembly, spacing subassembly includes movable screw rod, movable screw rod set up in the mount pad upside, just movable screw rod's one end runs through the mount pad, movable screw rod's top week side is provided with the grip block, just the grip block with movable screw rod sliding connection, movable screw rod's bottom week side is provided with reset spring, reset spring's one end with the grip block downside is connected, just reset spring's the other end with the mount pad upside is connected, movable screw rod's bottom one side is provided with the balancing pole, just movable screw rod's bottom joint in the spread groove that the balancing pole tip was seted up.
Preferably, a plurality of limiting rods are arranged at the upper side edge of the mounting seat, and the top ends of the limiting rods are attached to the clamping plates.
Preferably, the limiting rod is slidably connected with the mounting seat, and threads are arranged on the circumference side of the bottom end of the limiting rod.
Preferably, a plurality of limiting blocks are arranged on the lower side of the clamping plate.
Preferably, the inner cavity of the clamping plate is clamped with the sensor body.
Preferably, a rubber pad is arranged at the central position of the lower side of the mounting seat, and the rubber pad is attached to the upper side of the balance rod.
Preferably, a fixing groove for fixing the mounting seat is formed in one side of the mounting seat.
Preferably, the balance rod is fixedly connected with one end of the movable screw rod through a bolt.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the limiting component is arranged, so that the sensor body has a certain protective performance, the service life of the sensor body is effectively prolonged, the problem that the sensor body is damaged due to gravity is avoided, the accuracy of detection data of the sensor body is further improved, when the device is used, the sensor body can be clamped by the clamping plate, the position of the sensor body can be fixed, then the sensor body is stressed or impacted, the movable screw rod drives the sensor body to move through the clamping plate, meanwhile, the clamping plate conveys the stress to the reset spring, the reset spring is deformed due to stress, and then the reset spring can buffer the self-stressed pressure and impact force according to the law of energy conservation.
Drawings
FIG. 1 is a schematic diagram of one side of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the other side of the overall structure of the present utility model;
fig. 3 is a schematic view of a limiting assembly according to the present utility model.
In the figure: 1. a mounting base; 101. a fixing groove; 2. a limit component; 201. a movable screw; 202. a clamping plate; 203. a return spring; 204. a balance bar; 3. a limit rod; 4. a limiting block; 5. a sensor body; 6. a rubber pad; 7. a bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-3, there is shown: the embodiment is a preferred implementation manner in the technical scheme, the pressure sensor with the protection mechanism comprises a mounting seat 1, a limiting component 2 is arranged on the upper side of the mounting seat 1, the limiting component 2 comprises a movable screw 201, the movable screw 201 is arranged on the upper side of the mounting seat 1, one end of the movable screw 201 penetrates through the mounting seat 1, a clamping plate 202 is arranged on the periphery of the top end of the movable screw 201, the clamping plate 202 is in sliding connection with the movable screw 201, a reset spring 203 is arranged on the periphery of the bottom end of the movable screw 201, one end of the reset spring 203 is connected with the lower side of the clamping plate 202, the other end of the reset spring 203 is connected with the upper side of the mounting seat 1, a balance rod 204 is arranged on one side of the bottom end of the movable screw 201, and the bottom end of the movable screw 201 is clamped in a connecting groove formed in the end part of the balance rod 204;
it should be noted that, the device is through setting up spacing subassembly 2 for sensor body 5 has certain protective properties, thereby the effectual life who improves sensor body 5, avoided gravity to cause the problem that sensor body 5 damaged simultaneously, and then improved sensor body 5's detection data precision, and spacing subassembly 2 in this application includes movable screw 201, grip block 202, reset spring 203 and balancing pole 204, when using the device, grip block 202 can grasp sensor body 5, thereby just can give the position of sensor body 5 fixed, later sensor body 5 receives pressure or when receiving the impact force, movable screw 201 will drive sensor body 5 through grip block 202 and remove, grip block 202 can carry pressure to reset spring 203 simultaneously, reset spring 203 atress will take place the deformation, afterwards reset spring 203 can be according to the energy conservation law, thereby pressure and impact force that buffering self received, movable screw 201 accessible bolt and grip block 202 fixed connection in this application, thereby can guarantee that sensor body 5 can not rock accurate balanced degree of operation of two sensor bodies 204 can be guaranteed to the accurate synchronous operation of sensor body 201, thereby two sensor bodies can be monitored to the accurate degree of shaking 201.
As shown in fig. 1, a plurality of limit rods 3 are arranged at the upper side edge of the mounting seat 1, the top ends of the limit rods 3 are attached to the clamping plates 202, the limit rods 3 are slidably connected with the mounting seat 1, threads are arranged at the periphery of the bottom ends of the limit rods 3, and a fixing groove 101 for fixing the mounting seat 1 is formed in one side of the mounting seat 1;
it should be noted that, the mounting seat 1 deletes the set limiting rods 3 to support the clamping plate 202 and ensure the stability of the sensor body 5, and when the limiting assembly 2 is operated to the end, the lower side of the clamping plate 202 is attached to the top end of the limiting rod 3;
the limiting rod 3 can be adjusted, when the limiting rod 3 is in a non-fixed state, the limiting rod 3 is in sliding connection with the mounting seat 1, and when the limiting rod 3 needs to be fixed, the limiting rod 3 and the mounting seat 1 can be fixedly connected together through bolts;
the fixing groove 101 formed on one side of the mounting seat 1 is used for fixing the mounting seat 1, so that the mounting seat 1 cannot be displaced, and when the device is used, the position of the mounting seat 1 needs to be fixed by using bolts preferentially, so that the work of the sensor body 5 is prevented from being influenced.
As shown in fig. 2, a rubber pad 6 is arranged in the center of the lower side of the mounting seat 1, the rubber pad 6 is attached to the upper side of a balance rod 204, and the balance rod 204 is fixedly connected with one end of a movable screw 201 through a bolt 7;
it should be noted that, the rubber pad 6 disposed at the central position of the lower side of the mounting seat 1 can relieve the impact force generated when the balance bar 204 moves, so as to avoid damage of the balance bar 204 caused by overlarge impact force, thereby ensuring the safety of the balance bar 204 and further prolonging the service life of the balance bar 204;
the bolt 7 is in damping insertion connection with one side of the balance rod 204 and one end of the movable screw 201, so that the connection strength between the balance rod 204 and the movable screw 201 is improved, and meanwhile, the balance rod 204 is convenient to detach and install.
As shown in fig. 3, a plurality of limiting blocks 4 are arranged on the lower side of the clamping plate 202, and the inner cavity of the clamping plate 202 clamps the sensor body 5;
it should be noted that, the plurality of limiting blocks 4 disposed at the lower side of the clamping plate 202 are used for limiting the movement range of the sensor body 5, so as to avoid influencing the later work of the sensor body 5.
In this embodiment, when the device is used, the clamping plate 202 will clamp the sensor body 5 preferentially, so that the position of the sensor body 5 can be fixed, then when the sensor body 5 receives pressure or impact force, the movable screw 201 will drive the sensor body 5 to move through the clamping plate 202, meanwhile, the clamping plate 202 will convey the pressure to the return spring 203, the stress of the return spring 203 will deform, then the return spring 203 will buffer the pressure received by itself according to the law of conservation of energy, and as the movable screw 201 moves, the clamping plate 202 sleeved on the peripheral side of the top end of the movable screw 201 will be attached to the top end of the limit rod 3 arranged at the upper side edge of the mounting seat 1, after the device is used, the return spring 203 will deform, so that the clamping plate 202 is pushed to move, and meanwhile, the movable screw 201 will drive the balance rod 204 to move, and the balance rod 204 will move with the rubber pad 6 when the balance rod 204 moves to the end, the rubber pad 6 will deform, the impact force generated when the balance rod 204 moves can be relieved, the balance rod 204 is prevented from being excessively damaged, and the service life of the balance rod 204 is further prolonged;
the sensor body 5 is made of piezoelectric material, when the piezoelectric material is acted by external force, the surface of the piezoelectric material forms charges, and the charges are converted into electric quantity output in direct proportion to the received external force after being amplified and converted into impedance by a charge amplifier and a measuring circuit, and then the electric quantity output is converted into data, so that the detection data can be conveniently collected by workers.
The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.
Claims (8)
1. A pressure sensor with a protective mechanism, comprising a mounting seat (1); the method is characterized in that: the utility model discloses a movable screw rod (201) for a motor vehicle, including mount pad (1), mount pad (1) upside is provided with spacing subassembly (2), spacing subassembly (2) include movable screw rod (201), movable screw rod (201) set up in mount pad (1) upside, just one end of movable screw rod (201) runs through mount pad (1), the top week side of movable screw rod (201) is provided with grip block (202), just grip block (202) with movable screw rod (201) sliding connection, the bottom week side of movable screw rod (201) is provided with reset spring (203), the one end of reset spring (203) with grip block (202) downside is connected, just the other end of reset spring (203) with mount pad (1) upside is connected, bottom one side of movable screw rod (201) is provided with balancing pole (204), just the bottom joint of movable screw rod (201) in the spread groove of balancing pole (204) tip.
2. A pressure sensor with guard mechanism as claimed in claim 1, wherein: the upper side edge of the mounting seat (1) is provided with a limiting rod (3), and the top end of the limiting rod (3) is attached to the clamping plate (202).
3. A pressure sensor with guard mechanism as claimed in claim 2, wherein: the limiting rod (3) is slidably connected with the mounting seat (1), and threads are arranged on the circumference side of the bottom end of the limiting rod (3).
4. A pressure sensor with guard mechanism as claimed in claim 1, wherein: a plurality of limiting blocks (4) are arranged on the lower side of the clamping plate (202).
5. A pressure sensor with guard mechanism as claimed in claim 1, wherein: the inner cavity of the clamping plate (202) is clamped with the sensor body (5).
6. A pressure sensor with guard mechanism as claimed in claim 1, wherein: a rubber pad (6) is arranged at the center of the lower side of the mounting seat (1), and the rubber pad (6) is attached to the upper side of the balance rod (204).
7. A pressure sensor with guard mechanism as claimed in claim 1, wherein: one side of the mounting seat (1) is provided with a fixing groove (101) for fixing the mounting seat (1).
8. A pressure sensor with guard mechanism as claimed in claim 1, wherein: the balance rod (204) is fixedly connected with one end of the movable screw rod (201) through a bolt (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322445744.1U CN220751416U (en) | 2023-09-09 | 2023-09-09 | Pressure sensor with protection machanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322445744.1U CN220751416U (en) | 2023-09-09 | 2023-09-09 | Pressure sensor with protection machanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220751416U true CN220751416U (en) | 2024-04-09 |
Family
ID=90549860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322445744.1U Active CN220751416U (en) | 2023-09-09 | 2023-09-09 | Pressure sensor with protection machanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220751416U (en) |
-
2023
- 2023-09-09 CN CN202322445744.1U patent/CN220751416U/en active Active
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