CN214334087U

CN214334087U - Keep apart waterproof type pressure sensor

Info

Publication number: CN214334087U
Application number: CN202120215198.0U
Authority: CN
Inventors: 邱德梅
Original assignee: Yidong Shenzhen Sensor Co ltd
Current assignee: Yidong Shenzhen Sensor Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-01
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses an isolation waterproof pressure sensor, which comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a lower half box body, a sensor body is arranged at the upper end of the inner bottom wall of the lower half box body, a pressure plate is arranged at the upper end of the sensor body, the upper end of the lower half box body is clamped and connected with an upper half box body, an L-shaped tooth mouth is arranged at the upper end of the side wall of the lower half box body, and an inverted L-shaped tooth mouth is arranged at the lower end of the side wall of the lower half box body. And the disassembly is convenient, and the waterproof effect of secondary use is not influenced.

Description

Keep apart waterproof type pressure sensor

Technical Field

The utility model relates to a pressure sensor technical field especially relates to an keep apart waterproof type pressure sensor.

Background

The pressure sensor is the most common sensor in industrial practice, and the output of a common pressure sensor is an analog signal, which means that the information parameter appears as a continuous signal in a given range. Or in a continuous time interval, the characteristic quantity representing the information may be present as a signal of any value at any instant. While the pressure sensors that we commonly use are mainly manufactured using the piezoelectric effect, such sensors are also referred to as piezoelectric sensors. In some cases, the pressure sensor needs to be used in water, and thus needs to have a waterproof function.

The current waterproof type pressure sensor of keeping apart structural design is complicated, uses more troublesome, and maintenance or change are dismantled to inconvenient later stage, and the secondary usage can make the water-proof effects variation of sensor, needs to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an isolation waterproof pressure sensor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an isolation waterproof pressure sensor comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a lower half box body, a sensor body is placed at the upper end of the inner bottom wall of the lower half box body, a pressure plate is placed at the upper end of the sensor body, the upper end of the lower half box body is connected with an upper half box body in a clamping manner, an L-shaped tooth opening is formed in the upper end of the side wall of the lower half box body, an inverted L-shaped tooth opening is formed in the lower end of the side wall of the lower half box body, four through holes are sequentially formed in the middle of the upper end surface of the upper half box body, a slide bar is in sliding contact with the inner side wall of each through hole, a stress plate is fixedly connected to the upper end of each slide bar, fixing plates are fixedly connected to two sides of the upper end of the upper half box body, one end of each fixing plate exceeds the upper half box body and is provided with a concave hole, fixing blocks are fixedly connected to two sides of the bottom end of the bottom plate, and a round shaft is fixedly connected between the two fixing blocks, the surface of the round shaft is rotatably connected with a threaded rod, the upper end of the threaded rod penetrates through the concave hole, and a bolt is in threaded connection.

As a further description of the above technical solution:

the L-shaped tooth opening is matched with the inverted L-shaped tooth opening for use.

As a further description of the above technical solution:

and a sealing gasket is arranged between the L-shaped tooth opening and the inverted L-shaped tooth opening.

As a further description of the above technical solution:

the bottom end of the sliding rod is fixedly connected with the upper end surface of the pressure plate.

As a further description of the above technical solution:

and a sealing ring is arranged between the through hole and the sliding rod.

As a further description of the above technical solution:

the fixing plate is made of rubber materials.

As a further description of the above technical solution:

the concave hole is matched with the threaded rod for use.

The utility model discloses following beneficial effect has:

compared with the prior art, this portable multi-functional administrative affairs management device, through having set up the bottom plate, the second box body, first box body, L shape tooth mouth, the tooth mouth that falls L shape, the fixed plate, the shrinkage pool, the fixed block, structural component such as threaded rod and bolt, when needs take out the sensor, the rotation bolt takes off its surface from the threaded rod, then rotate the threaded rod to the one side of keeping away from first box body, make it break away from the shrinkage pool, can separate second box body and first box body this moment, then take out the sensor, when needing to put back the sensor, close second box body and first box body again, then push into the shrinkage pool inboard with the threaded rod, sheathe bolt in at last, can the normal use sensor, the device is not only water-proof effects good, and convenient dismantlement, and can not influence the water-proof effects of secondary use.

Drawings

Fig. 1 is a front view of an isolation waterproof type pressure sensor according to the present invention;

fig. 2 is a schematic view of an upper half box body of an isolation waterproof type pressure sensor provided by the present invention;

fig. 3 is a schematic view of a fixing plate of an isolation waterproof pressure sensor according to the present invention;

fig. 4 is the utility model provides an keep apart waterproof type pressure sensor's fixed block and threaded rod connection schematic diagram.

Illustration of the drawings:

1. a base plate; 2. a lower half box body; 3. a sensor body; 4. a pressure plate; 5. an L-shaped tooth mouth; 6. an upper half box body; 7. a threaded rod; 8. a fixing plate; 9. a stress plate; 10. a slide bar; 11. a through hole; 12. a bolt; 13. an inverted L-shaped tooth mouth; 14. a fixed block; 15. a circular shaft; 16. a concave hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides an keep apart waterproof type pressure sensor: comprises a bottom plate 1, fixed connection of a fixed block 14 is realized, the position of the fixed threaded rod 7 realizes rotation of the threaded rod 7 relative to the bottom plate 1, the upper end of the bottom plate 1 is fixedly connected with a lower half box body 2 which is matched with an upper half box body 6 to conveniently take out a sensor body 3, the upper end of the inner bottom wall of the lower half box body 2 is provided with the sensor body 3, the upper end of the sensor body 3 is provided with a pressure plate 4 which transmits the pressure applied to a stress plate 9 to the sensor body 3, the upper end of the lower half box body 2 is connected with the upper half box body 6 in a clamping way, the upper end of the side wall of the lower half box body 2 is provided with an L-shaped tooth mouth 5 which is matched with an inverted L-shaped tooth mouth 13 to improve the sealing property of the lower half box body 2 and the upper half box body 6, the lower end of the side wall of the lower half box body 2 is provided with the inverted L-shaped tooth mouth 13, the middle part of the upper end surface of the upper half box body 6 is provided with four through holes 11 in sequence, up-and down movement of a slide bar 10 is realized, the slide inner side wall of the through holes 11 is contacted with the slide bar 10, realize the conduction of power, the upper end fixedly connected with atress board 9 of slide bar 10, the function of sensor body 3 is realized in the conduction through power is used, the equal fixedly connected with fixed plate 8 in upper end both sides of first box body 6, cooperation threaded rod 7 realizes the zonulae occludens of second box body 2 and first box body 6, the one end of fixed plate 8 surpasss first box body 6, and shrinkage pool 16 has been seted up, realize that threaded rod 7 and fixed plate 8's rigidity, the equal fixedly connected with fixed block 14 in bottom both sides of bottom plate 1, fixedly connected with round axle 15 between two fixed blocks 14, realize the rotation of threaded rod 7, the surperficial rotation of round axle 15 is connected with threaded rod 7, cooperation bolt 12 realizes the zonulae occludens of second box body 2 and first box body 6, shrinkage pool 16 is passed to the upper end of threaded rod 7, and threaded connection has bolt 12.

The L-shaped tooth openings 5 and the inverted L-shaped tooth openings 13 are matched for use, so that the sealing performance of the lower half box body 2 and the upper half box body 6 is improved. A sealing gasket is arranged between the L-shaped tooth opening 5 and the inverted L-shaped tooth opening 13, so that the sealing performance of the lower half box body 2 and the upper half box body 6 is improved. The bottom end of the sliding rod 10 is fixedly connected with the upper end surface of the pressure plate 4, so that the force transmission of the force bearing plate 9 to the sensor body 3 is realized. And a sealing ring is arranged between the through hole 11 and the sliding rod 10, so that the sealing property of the sliding rod 10 and the upper half box body 6 is improved. The fixed plate 8 is made of rubber materials, so that the concave hole 16 can deform at the moment, and the threaded rod 7 can be clamped into the inner side of the concave hole 16. The concave hole 16 is matched with the threaded rod 7 for use, so that the position fixation of the lower half box body 2 and the upper half box body 6 is conveniently realized.

The working principle is as follows: when the sensor body 3 needs to be taken out, firstly, the bolt 12 is rotated, the bolt 12 is taken down from the surface of the threaded rod 7, then the threaded rod 7 is rotated towards one side far away from the first box body 6, the threaded rod 7 is separated from the concave hole 16, the second box body 2 and the first box body 6 can be separated at the moment, then the sensor body 3 is taken out, when the sensor body 3 needs to be put back, the L-shaped tooth opening 5 of the second box body 2 is abutted with the inverted L-shaped tooth opening 13 of the first box body 6, then the threaded rod 7 is pushed into the inner side of the concave hole 16, finally, the bolt 12 is in threaded connection with the threaded rod 7, the bolt 12 is in close contact with the surface of the fixing plate 8, the sensor body 3 can be normally used, and the waterproof performance of the sensor body is effectively ensured.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An keep apart waterproof type pressure sensor, includes bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is fixedly connected with a lower half box body (2), a sensor body (3) is placed at the upper end of the inner bottom wall of the lower half box body (2), a pressure plate (4) is placed at the upper end of the sensor body (3), the upper end of the lower half box body (2) is connected with an upper half box body (6) in a clamping manner, an L-shaped tooth opening (5) is formed in the upper end of the side wall of the lower half box body (2), an inverted L-shaped tooth opening (13) is formed in the lower end of the side wall of the lower half box body (2), four through holes (11) are sequentially formed in the middle of the upper end surface of the upper half box body (6), a sliding rod (10) is in sliding contact with the inner side wall of each through hole (11), a stress plate (9) is fixedly connected to the upper end of each sliding rod (10), fixing plates (8) are fixedly connected to the two sides of the upper end of the upper half box body (6), one end of each fixing plate (8) exceeds the corresponding upper half box body (6), and seted up shrinkage pool (16), the equal fixedly connected with fixed block (14) in bottom both sides of bottom plate (1), two fixedly connected with circle axle (15) between fixed block (14), the surface rotation of circle axle (15) is connected with threaded rod (7), shrinkage pool (16) is passed to the upper end of threaded rod (7) to threaded connection has bolt (12).

2. The pressure sensor of claim 1, wherein: the L-shaped tooth opening (5) is matched with the inverted L-shaped tooth opening (13) for use.

3. The pressure sensor of claim 1, wherein: and a sealing gasket is arranged between the L-shaped tooth opening (5) and the inverted L-shaped tooth opening (13).

4. The pressure sensor of claim 1, wherein: the bottom end of the sliding rod (10) is fixedly connected with the upper end surface of the pressure plate (4).

5. The pressure sensor of claim 1, wherein: and a sealing ring is arranged between the through hole (11) and the sliding rod (10).

6. The pressure sensor of claim 1, wherein: the fixing plate (8) is made of rubber materials.

7. The pressure sensor of claim 1, wherein: the concave hole (16) is matched with the threaded rod (7) for use.