CN219977644U

CN219977644U - Waterproof encapsulation mechanism of water pressure sensor

Info

Publication number: CN219977644U
Application number: CN202320620745.2U
Authority: CN
Inventors: 陈入团; 邵强; 于海宽
Original assignee: Kunshan Danrui Sensor Measurement And Control Technology Co ltd
Current assignee: Kunshan Danrui Sensor Measurement And Control Technology Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-11-07
Anticipated expiration: 2033-03-27

Abstract

The utility model belongs to the technical field of waterproof packaging equipment of sensors, and particularly relates to a waterproof packaging mechanism of a water pressure sensor, which comprises a base, wherein the lower end of the base is provided with threads, the upper end of the base is provided with a circular groove, a circular through groove is formed in the base, a mounting shell is mounted in a mounting groove on the base, a sensor body is mounted in the mounting shell, one side of the mounting shell is provided with an annular cavity, a packaging device is arranged in the annular cavity, and the packaging device comprises an annular block which is positioned in the annular cavity and is in sliding connection with the annular cavity. According to the utility model, through the packaging device, when moisture passes through the gap between the mounting shell and the base and is delayed, and when the moisture encounters the water-absorbing gel between the annular hollow membrane and the fixed ring, the water-absorbing gel absorbs the moisture, so that the moisture is prevented from entering the inside of the mounting shell and corroding devices, and a protective effect on the sensor devices is facilitated.

Description

Waterproof encapsulation mechanism of water pressure sensor

Technical Field

The utility model relates to the technical field of waterproof packaging equipment of sensors, in particular to a waterproof packaging mechanism of a water pressure sensor.

Background

The water pressure sensor is a pressure sensor which is relatively commonly used in industrial practice and is widely applied to various industrial and dynamic environments, hydraulic and hydroelectric engineering, traffic construction equipment, production automatic control systems, aerospace technology, ship technology, conveying pipelines and other areas.

Because the working environment of the water pressure sensor is usually related to water, the water in the air is too high, and the water can easily enter the sensor through a gap, so that the electronic device is rusted, the sensor is damaged, the sensor cannot work normally, and error information is transmitted.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a waterproof packaging mechanism of a water pressure sensor, which solves the problems that the existing water pressure sensor usually has related working environment to water, the water in the air is too high, electronic devices are easy to rust and damage the sensor because the water in the air enters the sensor through gaps, and the sensor cannot work normally and transmits error information.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a waterproof encapsulation mechanism of water pressure sensor, includes the base, the base lower extreme is equipped with the screw thread, the upper end of base is equipped with the circular groove, be equipped with circular logical groove in the base, install the installation shell in the mounting groove on the base, install the sensor body in the installation shell, installation shell one side is equipped with annular cavity, be equipped with packaging hardware in the annular cavity, packaging hardware includes the annular piece, the annular piece is located annular cavity, and with annular cavity sliding connection, the fixed ring of lower fixed surface connection of annular cavity, the lower extreme fixed connection extrusion ring of fixed ring, fixed connection annular hollow membrane between annular piece and the extrusion ring, fill the absorbent gel between annular hollow membrane and the fixed ring.

As a preferable technical scheme of the utility model, the annular hollow film is made of rubber, the annular hollow film has elasticity, the extrusion ring is made of rubber, and the extrusion ring has elasticity.

As a preferable technical scheme of the utility model, the bottom surface of the mounting groove is provided with an annular groove, the annular groove is matched with the extrusion ring, and the bottom of the annular groove is fixedly connected with the sealing ring.

As a preferable technical scheme of the utility model, two square through grooves are formed in the side wall of the installation shell, control rods are connected in the square through grooves in a sliding mode, the control rods are fixedly connected with the annular blocks, the lower ends of the control rods are fixedly connected with vertical plates, inserting rods are connected to the upper sides of the vertical plates in a sliding mode, the inserting rods penetrate through the vertical plates, one ends of the inserting rods are fixedly connected with limiting blocks, a first spring is fixedly connected between the limiting blocks and the vertical plates, inserting grooves are formed in the outer sides of the installation shell, and the inserting grooves are matched with the inserting rods.

As a preferable technical scheme of the utility model, a sealing film is fixedly connected between the two control rods and the side wall of the square through groove, and the sealing film has elasticity.

As a preferable technical scheme of the utility model, two clamping components are arranged on the base, two empty slots are arranged on the base, the clamping components are positioned in the empty slots, and the clamping components are used for connecting the base with the mounting shell.

As a preferable technical scheme of the utility model, the bottom surface of the empty groove is provided with a transverse chute, the clamping assembly comprises a sliding block, the sliding block is positioned in the transverse chute and is in sliding connection with the base, a second spring is fixedly connected between the sliding block and the transverse chute, the upper surface of the sliding block is fixedly connected with a clamping block, and the outer side of the mounting shell is provided with a clamping groove.

As a preferable technical scheme of the utility model, the side wall of the empty groove is provided with a vertical chute, a sliding block is connected in a sliding manner in the vertical chute, a third spring is fixedly connected between the sliding block and the vertical chute, one side of the sliding block is fixedly connected with a mounting plate, one side of the mounting plate is fixedly connected with an arc-shaped block, and the arc-shaped block upwards penetrates through the base.

As a preferable technical scheme of the utility model, one side of the clamping block is provided with an arc surface, and the arc surface is matched with the arc-shaped block.

As a preferable technical scheme of the utility model, the upper end of the mounting plate is fixedly connected with the transverse plate, the lower surface of the vertical plate is fixedly connected with the pushing rod, and the pushing rod is matched with the transverse plate.

Compared with the prior art, the utility model provides a waterproof packaging mechanism of a water pressure sensor, which has the following beneficial effects:

1. this water-proof packaging mechanism of water pressure sensor, through setting up packaging hardware, insert the mounting groove on the base with the installation shell, later pulling the control lever of both sides, make control lever pulling annular piece decline, make annular piece and extrusion girdle move the hydrogel decline, make extrusion girdle indentation ring in the ring channel, make extrusion ring and sealing ring in close contact, reduce the gap, the hydrogel is right the gap department of being connected with the base with the installation shell this moment, the height of control lever is adjusted this moment, make inserted bar and slot align, under the effect of first spring, make inserted bar insert in the slot, fix the control lever, because water sensor's operational environment is usually related to water, moisture in the air is too high, get into inside the sensor through the gap easily, lead to the electronic component to be corroded, therefore when moisture runs into the water through the slit tendril between installation shell and the base, when moisture runs into the hydrogel between annular hollow membrane and the solid fixed ring, the hydrogel absorbs moisture, avoid moisture to get into inside the installation shell, corrosion device, be favorable to form the guard action to the sensor device.

2. This water pressure sensor's waterproof encapsulation mechanism, through setting up the joint subassembly, the catch bar descends along with the control rod, the catch bar contacts the diaphragm, push mounting panel downwards, make the arc piece descend, arc piece and cambered surface contact on the fixture block, when the arc piece descends, promote the fixture block and remove, make the fixture block get into the joint groove, the extrusion ring is impressed in the ring channel this moment, make extrusion ring and sealing ring in close contact, the inserted bar inserts in the slot, fix the control rod, the fixture block keeps getting into the state of joint groove, fix base and installation shell, avoid base and installation shell to break away from, current mostly through the screw thread connection, this scheme adopts the fixture block to fix with the joint groove, it is more convenient, receive the humidity influence of environment simultaneously, lead to the screw thread corrosion to be in the same place easily, be difficult to the separation.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a package device;

fig. 3 is an enlarged schematic view of the structure of fig. 2 a.

In the figure: 1. a base; 11. a mounting shell; 12. a sensor body; 13. an annular cavity; 2. packaging means; 21. an annular block; 22. a fixing ring; 201. a pressing ring; 23. an annular hollow membrane; 24. a water-absorbing gel; 25. a seal ring; 26. a control lever; 27. a riser; 28. a rod; 29. a limiting block; 3. a first spring; 31 slots; 32. a sealing film; 4. a clamping assembly; 41. a slide block; 42. a second spring; 43. a clamping block; 44. a clamping groove; 45. a sliding block; 46. a mounting plate; 47. an arc-shaped block; 48. a cambered surface; 49. a cross plate; 5. pushing the rod.

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.

Referring to fig. 1 to 3, in the present embodiment: the waterproof packaging mechanism of the water pressure sensor comprises a base 1, wherein the lower end of the base 1 is provided with threads, the upper end of the base 1 is provided with a circular groove, a circular through groove is arranged in the base 1, a mounting shell 11 is mounted in the mounting shell 11, a sensor body 12 is mounted in the mounting shell 11, one side of the mounting shell 11 is provided with an annular cavity 13, a packaging device 2 is arranged in the annular cavity 13, the packaging device 2 comprises an annular block 21, the annular block 21 is positioned in the annular cavity 13 and is in sliding connection with the annular cavity 13, the lower surface of the annular cavity 13 is fixedly connected with a fixed ring 22, the lower end of the fixed ring 22 is fixedly connected with a squeezing ring 201, an annular hollow membrane 23 is fixedly connected between the annular block 21 and the squeezing ring 201, water absorbing gel 24 is filled between the annular hollow membrane 23 and the fixed ring 22, the annular hollow membrane 23 is made of rubber material, the annular hollow membrane 23 has elasticity, the extrusion ring 201 is the rubber material, the extrusion ring 201 has elasticity, the bottom surface of mounting groove is equipped with the ring channel, the ring channel cooperatees with the extrusion ring 201, the bottom fixed connection sealing ring 25 of ring channel, the lateral wall of mounting shell 11 is equipped with two square logical grooves, equal sliding connection control rod 26 in two square logical grooves, two control rods 26 all with annular piece 21 fixed connection, the lower extreme fixed connection riser 27 of control rod 26, the last sliding connection inserted bar 28 of riser 27, inserted bar 28 runs through riser 27, the one end fixed connection stopper 29 of inserted bar 28, fixed connection first spring 3 between stopper 29 and the riser 27, the outside of mounting shell 11 is equipped with slot 31, slot 31 cooperatees with inserted bar 28, fixed connection sealing membrane 32 between the lateral wall of two control rods 26 and square logical groove, sealing membrane 32 has elasticity.

When the sensor needs to be installed, the sensor is arranged inside the installation shell 11, the installation shell 11 is inserted into the installation groove on the base 1, then the control rods 26 on two sides are pulled, the control rods 26 pull the annular block 21 to descend, the annular block 21 and the extrusion ring 201 drive the water absorbing gel 24 to descend, the extrusion ring 201 is pressed into the annular groove, the extrusion ring 201 is tightly contacted with the sealing ring 25, gaps are reduced, the water absorbing gel 24 faces the gap where the installation shell 11 is connected with the base 1, the height of the control rods 26 is adjusted, the inserting rods 28 are aligned with the inserting grooves 31, the inserting rods 28 are inserted into the inserting grooves 3 under the action of the first springs 3, the control rods 26 are fixed, so when moisture passes through the gaps between the installation shell 11 and the base 1, the water absorbing gel 24 absorbs the moisture when the moisture encounters the water absorbing gel 24 between the annular hollow membrane 23 and the fixing ring 22, the water absorbing gel 24 is prevented from entering the inside the installation shell 11, corrosion devices are prevented, and protection effects on sensor devices are formed.

Two clamping components 4 are arranged on the base 1, two empty slots are formed in the base 1, the clamping components 4 are located in the empty slots, and the clamping components 4 are used for connecting the base 1 with the installation shell 11. The bottom surface of the empty slot is equipped with horizontal spout, joint subassembly 4 includes slider 41, slider 41 is located horizontal spout and with base 1 sliding connection, fixedly connected second spring 42 between slider 41 and the horizontal spout, the upper surface fixed connection fixture block 43 of slider 41, the outside of installation shell 11 is equipped with joint groove 44, the lateral wall of empty slot is equipped with vertical spout, sliding connection sliding block 45 in the vertical spout, fixedly connected third spring between sliding block 45 and the vertical spout, one side fixed connection mounting panel 46 of sliding block 45, one side fixed connection arc piece 47 of mounting panel 46, arc piece 47 upwards runs through base 1, one side of fixture block 43 is equipped with cambered surface 48, cambered surface 48 cooperatees with arc piece 47, the upper end fixed connection diaphragm 49 of mounting panel 46, the lower surface fixed connection push rod 5 of riser 27, push rod 5 cooperatees with diaphragm 49.

When the control rod 26 is pulled down to enable the water absorbing gel 24 to face the gap where the mounting shell 11 is connected with the base 1, at the moment, the push rod 5 descends along with the control rod 26, the push rod 5 contacts the transverse plate 49, the mounting plate 46 is pushed downwards, the arc-shaped block 47 descends, the arc-shaped block 47 contacts the arc-shaped surface 48 on the clamping block 43, the arc-shaped block 47 descends, the clamping block 43 is pushed to move, the clamping block 43 enters the clamping groove 44, at the moment, the extrusion ring 201 is pressed into the annular groove, the extrusion ring 201 is tightly contacted with the sealing ring 25, the inserting rod 28 is inserted into the slot 3, the control rod 26 is fixed, the clamping block 43 is kept in a state of entering the clamping groove 44, the base 1 is fixed with the mounting shell 11, the base 1 is prevented from being separated from the mounting shell 11, most of the prior art is connected with the mounting shell through threads, the clamping block 43 is fixed with the clamping groove 44, the method is rapid and convenient, and is influenced by the humidity of the environment, and the threads are easy to rust and are difficult to separate.

The working principle and the using flow of the utility model are as follows: the installation shell 11 is inserted into the installation groove on the base 1, then the control rods 26 on two sides are pulled, the control rods 26 pull the annular block 21 to descend, the annular block 21 and the extrusion ring 201 drive the water absorbing gel 24 to descend, the extrusion ring 201 is pressed into the annular groove, the extrusion ring 201 is tightly contacted with the sealing ring 25, gaps are reduced, the water absorbing gel 24 faces the gap where the installation shell 11 is connected with the base 1, the height of the control rods 26 is adjusted, the inserting rods 28 are aligned with the inserting grooves 31, the inserting rods 28 are inserted into the inserting grooves 3 under the action of the first springs 3, the pushing rods 5 descend along with the control rods 26, the pushing rods 5 contact the transverse plates 49, the mounting plates 46 are pushed downwards, the arc blocks 47 descend, the arc blocks 47 contact the arc blocks 48 on the arc blocks 43, the arc blocks 43 are pushed to move while descending, the clamping blocks 43 enter the clamping grooves 44, the extrusion ring 201 is pressed into the annular groove, the extrusion ring 201 is tightly contacted with the sealing ring 25, the inserting rods 28 are inserted into the inserting grooves 3, the control rods 26 are fixed, and the clamping blocks 43 are kept in a state entering the clamping grooves 44.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a waterproof encapsulation mechanism of water pressure sensor, includes base (1), base (1) lower extreme is equipped with the screw thread, the upper end of base (1) is equipped with the circular groove, be equipped with circular logical groove in base (1), install installation shell (11), its characterized in that in the mounting groove on base (1): install sensor body (12) in installation shell (11), installation shell (11) one side is equipped with annular cavity (13), be equipped with packing plant (2) in annular cavity (13), packing plant (2) are including annular piece (21), annular piece (21) are located annular cavity (13), and with annular cavity (13) sliding connection, fixed ring (22) of lower fixed surface of annular cavity (13), the lower extreme fixed connection extrusion ring (201) of fixed ring (22), fixed connection annular hollow membrane (23) between annular piece (21) and extrusion ring (201), fill absorbent gel (24) between annular hollow membrane (23) and the fixed ring (22).

2. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 1, wherein: the annular hollow membrane (23) is made of rubber, the annular hollow membrane (23) is elastic, the extrusion ring (201) is made of rubber, and the extrusion ring (201) is elastic.

3. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 1, wherein: an annular groove is formed in the bottom surface of the mounting groove and matched with the extrusion ring (201), and the bottom of the annular groove is fixedly connected with the sealing ring (25).

4. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 1, wherein: the side wall of installation shell (11) is equipped with two square logical grooves, two equal sliding connection control pole (26) in the square logical groove, two control pole (26) all with annular piece (21) fixed connection, lower extreme fixed connection riser (27) of control pole (26), last sliding connection inserted bar (28) of riser (27), inserted bar (28) run through riser (27), the one end fixed connection stopper (29) of inserted bar (28), fixed connection first spring (3) between stopper (29) and riser (27), the outside of installation shell (11) is equipped with slot (31), slot (31) cooperate with inserted bar (28).

5. The waterproof packaging mechanism of a water pressure sensor as claimed in claim 4, wherein: a sealing film (32) is fixedly connected between the two control rods (26) and the side wall of the square through groove, and the sealing film (32) has elasticity.

6. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 1, wherein: the base (1) is provided with two clamping components (4), the base (1) is provided with two empty slots, the clamping components (4) are positioned in the empty slots, and the clamping components (4) are used for connecting the base (1) with the installation shell (11).

7. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 6, wherein: the bottom surface of empty slot is equipped with horizontal spout, joint subassembly (4) include slider (41), slider (41) are located horizontal spout and with base (1) sliding connection, fixed connection second spring (42) between slider (41) and the horizontal spout, upper surface fixed connection fixture block (43) of slider (41), the outside of installation shell (11) is equipped with joint groove (44).

8. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 7, wherein: the side wall of the empty groove is provided with a vertical chute, the sliding block (45) is connected in the vertical chute in a sliding mode, a third spring is fixedly connected between the sliding block (45) and the vertical chute, one side of the sliding block (45) is fixedly connected with a mounting plate (46), one side of the mounting plate (46) is fixedly connected with an arc-shaped block (47), and the arc-shaped block (47) upwards penetrates through the base (1).

9. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 8, wherein: one side of the clamping block (43) is provided with an arc surface (48), and the arc surface (48) is matched with the arc block (47).

10. The waterproof packaging mechanism of a water pressure sensor as set forth in claim 8, wherein: the upper end of the mounting plate (46) is fixedly connected with a transverse plate (49), the lower surface of the vertical plate (27) is fixedly connected with a pushing rod (5), and the pushing rod (5) is matched with the transverse plate (49).