CN216791491U - Anti-interference device for pressure sensor - Google Patents
Anti-interference device for pressure sensor Download PDFInfo
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- CN216791491U CN216791491U CN202123268036.2U CN202123268036U CN216791491U CN 216791491 U CN216791491 U CN 216791491U CN 202123268036 U CN202123268036 U CN 202123268036U CN 216791491 U CN216791491 U CN 216791491U
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- pressure sensor
- installation base
- fixedly connected
- swing arm
- interference device
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Abstract
The utility model relates to the technical field of pressure sensors, in particular to an anti-interference device for a pressure sensor. Mainly can't carry out the problem installed to the pressure sensor of different specifications size to anti jamming unit, its technical scheme includes: the installation base, pressure sensor main part and shield cover, one side fixedly connected with fixture block of installation base, the draw-in groove has been seted up to the shield cover, and the fixture block is located the draw-in groove, and the pressure sensor main part is placed on the installation base, the installation base rotates and is connected with the pivot, pivot fixedly connected with gear and swing arm, one end of swing arm runs through one side of installation base, and swing arm fixedly connected with clamp plate, the pressure sensor main part is located the below of clamp plate, two openings have been seted up to one side of installation base, the swing arm is located the opening. The anti-interference device can fixedly install the pressure sensors with different sizes and specifications in the anti-interference device, and avoids the situation that the pressure sensors of different brands cannot be installed.
Description
Technical Field
The utility model relates to the technical field of pressure sensors, in particular to an anti-interference device for a pressure sensor.
Background
A Pressure Transducer (Pressure Transducer) is a device or apparatus that can sense a Pressure signal and convert the Pressure signal into a usable output electrical signal according to a certain rule.
A pressure sensor is usually composed of a pressure sensitive element and a signal processing unit. Pressure sensors can be classified into gauge pressure sensors, differential pressure sensors, and absolute pressure sensors according to different types of test pressures.
The pressure sensor is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to a plurality of industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like.
The existing Chinese patent with the patent number of CN 212721861U discloses a pressure sensor anti-jamming device, which comprises a round box, the top of the round box is provided with a metal cover, the top of the metal cover is penetrated and opened with a through opening, and the top of the round box and the inside fixed mounting of the metal cover are provided with metal plates. The anti-interference device for the pressure sensor is used by matching the rotating shaft, the transmission structure, the threaded rod, the metal plate, the sliding rod, the first slide way, the second slide way, the transmission plate, the clamping plate, the upper pressing plate, the second rubber layer and the first rubber layer.
According to the chinese patent with patent No. CN 212721861U, the device can only fix the pressure sensors with fixed size, so that the pressure sensors with different specifications and sizes are limited to be installed inside the anti-interference device, and the installation of the pressure sensors is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-interference device for pressure sensors, which can be mounted on pressure sensors with various specifications and sizes aiming at the problems in the prior art.
The technical scheme of the utility model is as follows: the utility model provides an anti jamming unit for pressure sensor, includes installation base, pressure sensor main part and shield cover, one side fixedly connected with fixture block of installation base, the draw-in groove has been seted up to the shield cover, and the fixture block is located the draw-in groove, and the pressure sensor main part is placed on the installation base, the installation base rotates and is connected with the pivot, pivot fixedly connected with gear and swing arm, one end of swing arm runs through one side of installation base, and swing arm fixedly connected with clamp plate, the pressure sensor main part is located the below of clamp plate.
Preferably, two openings are formed in one side of the mounting base, the swing arms are located in the openings, the gears are meshed with each other, and the gears are provided with a plurality of limiting holes.
Preferably, a through hole is formed in one side of the mounting base, the through hole is movably connected with a pull rod, and one end of the pull rod is fixedly connected with a transverse plate.
Preferably, the diameters of one end of the pull rod and the transverse plate are larger than the diameter of the through hole.
Preferably, one side of the transverse plate is fixedly connected with a spring, and one end of the spring is fixedly connected to the mounting base.
Preferably, one side of the transverse plate is fixedly connected with two limiting blocks, and the limiting blocks are located inside the limiting holes.
Compared with the prior art, the utility model has the following beneficial technical effects:
1: keep away from spacing hole on the gear through the stopper that the pulling pull rod drove and be connected with the diaphragm, thereby when stirring a swing arm and swing, this swing arm will drive another swing arm through two gears and carry out the counter swing, make two swing arms and clamp plate swing to the direction that is close to each other or keeps away from each other, after loosening the pull rod, can drive the inside that the stopper reinserts spacing hole through the effort of spring, the restriction gear rotates, and then the swing arm has been restricted and has been swung, from this can be with the pressure sensor fixed mounting of equidimension specification not in the anti jamming unit, the condition of can't installing because of the pressure sensor of different brands has been avoided.
Drawings
FIG. 1 is a front view of a tamper resistant unit for a pressure sensor;
FIG. 2 is a cross-sectional view of the device shown in FIG. 1;
fig. 3 is a top view of the tie rod of fig. 2.
Reference numerals: 1. installing a base; 2. an opening; 3. a rotating shaft; 4. a gear; 5. a limiting hole; 6. a pull rod; 7. a spring; 8. a transverse plate; 9. a limiting block; 10. swinging arms; 11. pressing a plate; 12. a pressure sensor body; 13. a clamping block; 14. a shield can.
Detailed Description
The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 and fig. 2, the anti-interference device for a pressure sensor provided by the utility model comprises an installation base 1, a pressure sensor main body 12 and a shielding cover 14, wherein one side of the installation base 1 is fixedly connected with a clamping block 13, the shielding cover 14 is provided with a clamping groove, the clamping block 13 is positioned in the clamping groove, the pressure sensor main body 12 is placed on the installation base 1, the installation base 1 is rotatably connected with a rotating shaft 3, the rotating shaft 3 is fixedly connected with a gear 4 and a swing arm 10, one end of the swing arm 10 penetrates through one side of the installation base 1, the swing arm 10 is fixedly connected with a pressing plate 11, a rubber cushion is arranged below the pressing plate 11, the pressure sensor main body 12 is positioned below the pressing plate 11, one side of the installation base 1 is provided with two openings 2, the swing arm 10 is positioned in the opening 2, the size of the opening 2 is enough for the swinging distance of the swing arm 10, and the two gears 4 are mutually meshed, and the gear 4 is provided with a plurality of limiting holes 5.
In this embodiment, when one of the swing arms 10 is shifted to swing, the gears 4 on the two rotating shafts 3 are meshed with each other, so that the swing of the one swing arm 10 drives the other swing arm 10 to swing in the opposite direction, the two swing arms 10 and the pressing plate 11 swing in the directions approaching to or away from each other, and the pressing plate 11 is driven to fix the pressure sensor main body 12.
Example two
As shown in fig. 2 and fig. 3, compared with the first embodiment, the anti-interference device for a pressure sensor further includes an installation base 1, a pressure sensor main body 12 and a shielding cover 14, one side of the installation base 1 is fixedly connected with a clamping block 13, the shielding cover 14 is provided with a clamping groove, the clamping block 13 is located in the clamping groove, the pressure sensor main body 12 is placed on the installation base 1, the installation base 1 is rotatably connected with a rotating shaft 3, the rotating shaft 3 is fixedly connected with a gear 4 and a swing arm 10, one end of the swing arm 10 penetrates through one side of the installation base 1, the swing arm 10 is fixedly connected with a pressing plate 11, a rubber cushion is installed below the pressing plate 11, one side of the installation base 1, below the pressing plate 11, of the pressure sensor main body 12 is provided with a through hole, the through hole is movably connected with a pull rod 6, one end of the pull rod 6 is fixedly connected with a transverse plate 8, the diameter of the one end of pull rod 6 and diaphragm 8 all is greater than the diameter of through hole, makes pull rod 6 can not break away from with installation base 1 when removing, one side fixedly connected with spring 7 of diaphragm 8, the one end fixed connection of spring 7 can provide an opposite effort for pull rod 6 through spring 7 on installation base 1, two stopper 9 of one side fixedly connected with of diaphragm 8, stopper 9 is located the inside in spacing hole 5.
In this embodiment, when spacing hole 5 was kept away from to stopper 9 that drives and be connected with diaphragm 8 through pulling pull rod 6, can stir swing arm 10, make it use pivot 3 to swing as the axle center, after loosening pull rod 6, can drive stopper 9 reinsertion the inside in spacing hole 5 through the effort of spring 7, restriction gear 4 rotates, and then has restricted swing arm 10 and has swung.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.
Claims (6)
1. The utility model provides an anti jamming unit for pressure sensor, includes installation base (1), pressure sensor main part (12) and shield cover (14), one side fixedly connected with fixture block (13) of installation base (1), the draw-in groove has been seted up in shield cover (14), and fixture block (13) are located the draw-in groove, and pressure sensor main part (12) are placed on installation base (1), its characterized in that: installation base (1) rotates and is connected with pivot (3), pivot (3) fixedly connected with gear (4) and swing arm (10), one side of installation base (1) is run through to the one end of swing arm (10), and swing arm (10) fixedly connected with clamp plate (11), pressure sensor main part (12) are located the below of clamp plate (11).
2. The anti-interference device for the pressure sensor according to claim 1, wherein two openings (2) are formed in one side of the mounting base (1), the swing arm (10) is located in the openings (2), the two gears (4) are meshed with each other, and the gear (4) is provided with a plurality of limiting holes (5).
3. The anti-interference device for the pressure sensor according to claim 1, wherein a through hole is formed in one side of the mounting base (1), the through hole is movably connected with a pull rod (6), and a transverse plate (8) is fixedly connected to one end of the pull rod (6).
4. The interference rejection device for the pressure sensor according to claim 3, wherein the diameters of the cross plate (8) and one end of the pull rod (6) are larger than the diameter of the through hole.
5. The anti-interference device for the pressure sensor according to claim 3, wherein a spring (7) is fixedly connected to one side of the transverse plate (8), and one end of the spring (7) is fixedly connected to the mounting base (1).
6. The anti-interference device for the pressure sensor according to claim 3, wherein two limiting blocks (9) are fixedly connected to one side of the transverse plate (8), and the limiting blocks (9) are located inside the limiting holes (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123268036.2U CN216791491U (en) | 2021-12-23 | 2021-12-23 | Anti-interference device for pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123268036.2U CN216791491U (en) | 2021-12-23 | 2021-12-23 | Anti-interference device for pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216791491U true CN216791491U (en) | 2022-06-21 |
Family
ID=82008386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123268036.2U Active CN216791491U (en) | 2021-12-23 | 2021-12-23 | Anti-interference device for pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216791491U (en) |
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2021
- 2021-12-23 CN CN202123268036.2U patent/CN216791491U/en active Active
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