CN220583666U - Protective mechanism of differential pressure sensor - Google Patents
Protective mechanism of differential pressure sensor Download PDFInfo
- Publication number
- CN220583666U CN220583666U CN202322339121.6U CN202322339121U CN220583666U CN 220583666 U CN220583666 U CN 220583666U CN 202322339121 U CN202322339121 U CN 202322339121U CN 220583666 U CN220583666 U CN 220583666U
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- China
- Prior art keywords
- differential pressure
- pressure sensor
- sensor body
- outer protective
- rubber ring
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- 230000009979 protective mechanism Effects 0.000 title claims description 7
- 230000004224 protection Effects 0.000 claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims description 35
- 238000010030 laminating Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a protection mechanism of a differential pressure sensor, which comprises an outer protection shell and a differential pressure sensor body arranged in the outer protection shell, wherein a rubber ring is arranged in the outer protection shell in a sliding manner, when a sensor is arranged, the rubber ring and a rubber cover are firstly taken out of the outer protection shell together, the rubber ring is sleeved on the outer wall of the differential pressure sensor body, then the differential pressure sensor body and the rubber ring are put back into the outer protection shell together, the rubber ring slides along the inner wall of the outer protection shell, when the differential pressure sensor body and the rubber ring are regulated to a proper position together, the rubber cover is sleeved on the wire harness end of the differential pressure sensor body, after the differential pressure sensor body is preliminarily fixed, the clamping assembly is adjusted to clamp and fix the differential pressure sensor body, and the protection mechanism of the differential pressure sensor has the function of dust prevention while protecting the differential pressure sensor body.
Description
Technical Field
The utility model relates to the technical field of differential pressure sensor protection, in particular to a protection mechanism of a differential pressure sensor.
Background
The differential pressure sensor is a sensor for measuring the difference between two pressures, and is usually used for measuring the differential pressure between the front end and the rear end of a certain device or component.
The existing differential pressure sensor is generally and directly installed on the surface of a device to be detected when in use, the differential pressure sensor is also required to be installed on an exhaust pipeline of an automobile, and hard objects such as small stones and the like possibly splash to collide with the differential pressure sensor in the running process of the automobile, so that the sensor is easy to damage, deviation is generated when in use, and the service life is reduced.
We have therefore proposed a protective mechanism for a differential pressure sensor in order to solve the problems set out above.
Disclosure of Invention
The utility model provides a protection mechanism of a differential pressure sensor, which solves the problems that the sensor in the background art is generally and directly arranged on the surface of a device to be detected when in use, the differential pressure sensor is also required to be arranged on an exhaust pipeline of an automobile, and hard objects such as small stones and the like possibly splash to collide with the differential pressure sensor during the running process of the automobile, so that the sensor is easy to be damaged, deviation is generated when in use, and the service life is reduced.
The utility model provides the following technical scheme: the utility model provides a differential pressure sensor's protection machanism, includes the outer protective housing and installs differential pressure sensor body in the outer protective housing, the inside slidable mounting of outer protective housing has the rubber ring, the rubber ring cup joints differential pressure sensor body's one end, the one end sliding connection of outer protective housing has the rubber lid, install the clamping assembly on the outer wall of outer protective housing
As an alternative to the protection mechanism of the differential pressure sensor according to the present utility model, the protection mechanism comprises: the clamping assembly comprises a fixed block fixedly installed on the outer wall of the outer protective shell, two sides of the fixed block are rotationally connected with rotating rods, and connecting rods are connected with the two rotating rods in a threaded mode.
As an alternative to the protection mechanism of the differential pressure sensor according to the present utility model, the protection mechanism comprises: two the equal fixedly connected with L type pole of one end of connecting rod, the one end of L type pole stretches into inside the outer protective housing, L type pole with outer protective housing sliding connection, two the equal fixedly connected with clamp splice of one end of L type pole, two one side of clamp splice all with differential pressure sensor body's lateral wall laminating mutually.
As an alternative to the protection mechanism of the differential pressure sensor according to the present utility model, the protection mechanism comprises: springs are arranged between the two connecting rods and the two rotating rods, one ends of the two springs are fixedly connected with the two connecting rods, and the other ends of the two springs are contacted with the rotating rods.
As an alternative to the protection mechanism of the differential pressure sensor according to the present utility model, the protection mechanism comprises: one side of the rubber cover is fixedly provided with a hose, the hose is communicated with the rubber cover, and the wire harness end of the differential pressure sensor body is arranged in the hose.
As an alternative to the protection mechanism of the differential pressure sensor according to the present utility model, the protection mechanism comprises: the side wall symmetry fixed mounting of outside protective housing has two installation panels, two equal threaded connection has the screw on the installation panel.
As an alternative to the protection mechanism of the differential pressure sensor according to the present utility model, the protection mechanism comprises: and a limiting ring is fixedly arranged on the inner wall of one end of the outer protective shell, and the limiting ring can limit the sliding of the rubber ring.
The utility model has the following beneficial effects:
1. when the sensor is installed, the rubber ring and the rubber cover are taken out from the outer protective shell together, the rubber ring is sleeved on the outer wall of the differential pressure sensor body, then the differential pressure sensor body and the rubber ring are put back into the outer protective shell together, the rubber ring slides along the inner wall of the outer protective shell, when the differential pressure sensor body and the rubber ring are adjusted to a proper position together, the rubber cover is sleeved at the wire harness end of the differential pressure sensor body, after the differential pressure sensor body is preliminarily fixed, the clamping assembly is adjusted to clamp and fix the differential pressure sensor body, and the protective mechanism of the differential pressure sensor has a dustproof effect when protecting the differential pressure sensor body.
2. Under the cooperation of fixed block, bull stick, connecting rod, L type pole, clamp splice and spring, can carry out the centre gripping to the both sides of differential pressure sensor body simultaneously, can effectively prevent its shake.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic overall sectional structure of the present utility model.
FIG. 3 is a schematic cross-sectional view of a clamping assembly according to the present utility model.
Fig. 4 is an enlarged view of fig. 2 a in accordance with the present utility model.
In the figure: 1. an outer protective shell; 11. a rubber cover; 12. a hose; 13. a rubber ring; 14. a limiting ring; 2. installing a panel; 21. a screw; 3. a clamping assembly; 31. a fixed block; 32. a rotating rod; 33. a connecting rod; 34. an L-shaped rod; 35. clamping blocks; 36. a spring; 4. a differential pressure sensor body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Example 1
Referring to fig. 1-3, a protection mechanism of a differential pressure sensor includes an outer protection shell 1 and a differential pressure sensor body 4 installed in the outer protection shell 1, a rubber ring 13 is slidably installed in the outer protection shell 1, the rubber ring 13 is sleeved at one end of the differential pressure sensor body 4, one end of the outer protection shell 1 is slidably connected with a rubber cover 11, and a clamping assembly 3 is installed on the outer wall of the outer protection shell 1.
A certain space is reserved between the outer wall of the differential pressure sensor body 4 and the outer protective shell 1, and the differential pressure sensor body 4 can not be contacted and influenced when the outer protective shell is slightly deformed due to impact.
When the sensor is installed, the rubber ring 13 and the rubber cover 11 are taken out from the outer protective shell 1, the rubber ring 13 is sleeved on the outer wall of the differential pressure sensor body 4, then the differential pressure sensor body 4 and the rubber ring 13 are put back into the outer protective shell 1 together, the rubber ring 13 slides along the inner wall of the outer protective shell 1, when the differential pressure sensor body 4 and the rubber ring 13 are adjusted to a proper position together, the rubber cover 11 is sleeved at the wire harness end of the differential pressure sensor body 4, after the differential pressure sensor body 4 is preliminarily fixed, the clamping assembly 3 is adjusted to clamp and fix the differential pressure sensor body 4, and the device has a dustproof effect when protecting the differential pressure sensor body 4.
Example 2
Referring to fig. 2-4, the clamping assembly 3 includes a fixing block 31 fixedly installed on the outer wall of the outer protective shell 1, two sides of the fixing block 31 are rotatably connected with rotating rods 32, and connecting rods 33 are screwed in the two rotating rods 32.
One end of each of the two connecting rods 33 is fixedly connected with an L-shaped rod 34, one end of each of the L-shaped rods 34 extends into the outer protective shell 1, the L-shaped rods 34 are in sliding connection with the outer protective shell 1, one ends of the two L-shaped rods 34 are fixedly connected with clamping blocks 35, one sides of the two clamping blocks 35 are attached to the side wall of the differential pressure sensor body 4, the connecting rods 33 can move outwards or inwards when the rotating rods 32 are arranged through the arrangement of the L-shaped rods 34, and the maximum moving distance of the connecting rods 33 in the rotating rods 32 is larger than the distance between the clamping blocks 35 and the differential pressure sensor body 4.
The spring 36 is installed between the two connecting rods 33 and the two rotating rods 32, one ends of the two springs 36 are fixedly connected with the two connecting rods 33, the other ends of the two springs 36 are in contact with the rotating rods 32, the connecting rods 33 can automatically pop out to a certain extent when clamping of the differential pressure sensor body 4 is required to be released by the arrangement of the springs 36, the hose 12 is fixedly installed on one side of the rubber cover 11 and is communicated with the rubber cover 11, the wire harness end of the differential pressure sensor body 4 is arranged in the hose 12, and the hose 12 plays a certain role in protecting the wire harness of the differential pressure sensor body 4.
The lateral wall symmetry fixed mounting of outer protective housing 1 has two installation panels 2, and equal threaded connection has screw 21 on two installation panels 2, and the one end inner wall fixed mounting of outer protective housing 1 has spacing ring 14, and the slip of rubber ring 13 can be restricted to spacing ring 14.
When the pressure difference sensor body 4 and the rubber ring 13 are adjusted to a proper position together, the rubber cover 11 is sleeved at the wire harness end of the pressure difference sensor body 4, the wire harness is penetrated in the hose 12, after the rubber cover 11 is covered, the two rotating rods 32 can be rotated simultaneously, the rotating rods 32 rotate in the fixed blocks 31, the rotating rods 32 rotate to drive the connecting rods 33 and the L-shaped rods 34 to move inwards together, the L-shaped rods 34 drive the clamping blocks 35 on two sides to move inwards to approach the pressure difference sensor body 4 at the same time until the side walls of the clamping blocks 35 are attached to the side walls of the pressure difference sensor body 4, so that the clamping of the pressure difference sensor body 4 is completed, the outer protective shell 1 and the pressure difference sensor body 4 can be fixed on a detection surface through the screws 21, the pressure difference sensor body 4 is clamped under the action of the clamping assembly 3, and the pressure difference sensor body 4 is more stable to install and has a shaking prevention effect.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (7)
1. The utility model provides a differential pressure sensor's protection machanism, includes outer protective housing (1) and installs differential pressure sensor body (4) in outer protective housing (1), its characterized in that: the novel differential pressure sensor is characterized in that a rubber ring (13) is slidably mounted inside the outer protective shell (1), the rubber ring (13) is sleeved at one end of the differential pressure sensor body (4), one end of the outer protective shell (1) is slidably connected with a rubber cover (11), and a clamping assembly (3) is mounted on the outer wall of the outer protective shell (1).
2. The protective mechanism of a differential pressure sensor as defined in claim 1, wherein: the clamping assembly (3) comprises fixed blocks (31) fixedly mounted on the outer wall of the outer protective shell (1), rotating rods (32) are connected to two sides of each fixed block (31) in a rotating mode, and connecting rods (33) are connected to the two rotating rods (32) in a threaded mode.
3. The protective mechanism of a differential pressure sensor as defined in claim 2, wherein: two the equal fixedly connected with L type pole (34) of one end of connecting rod (33), the one end of L type pole (34) stretches into inside outer protective housing (1), L type pole (34) with outer protective housing (1) sliding connection, two the equal fixedly connected with clamp splice (35) of one end of L type pole (34), two one side of clamp splice (35) all with the lateral wall of differential pressure sensor body (4) laminating mutually.
4. A differential pressure sensor guard according to claim 3, wherein: springs (36) are arranged between the two connecting rods (33) and the two rotating rods (32), one ends of the two springs (36) are fixedly connected with the two connecting rods (33), and the other ends of the two springs (36) are contacted with the rotating rods (32).
5. The differential pressure sensor guard mechanism of claim 4, wherein: one side of the rubber cover (11) is fixedly provided with a hose (12), the hose (12) is communicated with the rubber cover (11), and the wire harness end of the differential pressure sensor body (4) is arranged in the hose (12).
6. The differential pressure sensor protection mechanism of claim 5, wherein: two mounting panels (2) are symmetrically and fixedly mounted on the side wall of the outer protective shell (1), and screws (21) are connected to the two mounting panels (2) in a threaded mode.
7. The protective mechanism of claim 6, wherein: a limiting ring (14) is fixedly arranged on the inner wall of one end of the outer protective shell (1), and the limiting ring (14) can limit the sliding of the rubber ring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322339121.6U CN220583666U (en) | 2023-08-30 | 2023-08-30 | Protective mechanism of differential pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322339121.6U CN220583666U (en) | 2023-08-30 | 2023-08-30 | Protective mechanism of differential pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220583666U true CN220583666U (en) | 2024-03-12 |
Family
ID=90114255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322339121.6U Active CN220583666U (en) | 2023-08-30 | 2023-08-30 | Protective mechanism of differential pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220583666U (en) |
-
2023
- 2023-08-30 CN CN202322339121.6U patent/CN220583666U/en active Active
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