CN213686154U

CN213686154U - Pressure sensor convenient to dismouting

Info

Publication number: CN213686154U
Application number: CN202022672918.4U
Authority: CN
Inventors: 焦俊
Original assignee: Dagong Lianchuang Transmission Technology Tianjin Co ltd
Current assignee: Dagong Lianchuang Transmission Technology Tianjin Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-13
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a pressure sensor which is easy to disassemble and assemble. A screw is provided, and the screw is inserted into a threaded hole; an annular baffle is arranged under the connecting column, an upper supporting plate and a lower supporting plate are arranged between the annular baffles, and an L-shaped connecting plate is arranged on the top of the upper supporting plate , the L-shaped connecting plate is respectively fixed with the connecting column and the annular baffle, a shock absorbing structure is arranged between the upper support plate and the lower support plate, the shock absorbing structure includes a shock absorbing spring and a pulley group, the annular baffle There is a mounting plate on the outside of the plate. In the utility model, the installation and disassembly are facilitated by arranging a screw rod, a threaded hole, a mounting plate, an annular baffle and an L-shaped connecting plate, and the effect of ensuring the accuracy of the pressure reading is achieved by arranging a shock-absorbing spring and a pulley block.

Description

Pressure sensor convenient to dismouting

Technical Field

The utility model relates to a pressure sensor technical field specifically is a pressure sensor convenient to dismouting.

Background

A pressure sensor is a device or apparatus that senses a pressure signal and converts 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. It is the most common sensor in industrial practice, and is widely applied to various industrial control systems, relating to numerous industries. When carrying out outdoor operations, equipment usually need install pressure sensor to the pressurized condition of monitoring equipment, because the environment of many outdoor operations is abominable, pressure sensor easily causes the trouble, needs often to change or maintain, and current pressure sensor mounting structure is very complicated and the installation is fairly spent time usually, and it is very inconvenient to dismantle the installation, leads to the maintenance to change the difficulty, and, in outdoor operations's in-process, especially be in adverse circumstances, pressure sensor often can receive the strong sense of vibration that equipment brought and cause the pressure reading to have very big deviation, and influence pressure sensor's reading accuracy nature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure sensor convenient to dismouting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

designing a pressure sensor convenient to disassemble and assemble, which comprises a sensor body and a pulley block, wherein one end of the sensor body is connected with a lead, the bottom of the sensor body is provided with a threaded hole, a connecting column is arranged below the sensor body, the top of the connecting column is provided with a screw, and the screw is placed in the threaded hole;

the damping device is characterized in that annular baffles are arranged below the connecting columns, an upper supporting plate and a lower supporting plate which are parallel to each other and have the same size are arranged between the annular baffles, the upper supporting plate is connected with the annular baffles in a sliding manner, an L-shaped connecting plate is arranged at the top of the upper supporting plate, the upper part and the lower part of the L-shaped connecting plate are respectively fixed with the connecting columns and the annular baffles through screws, the lower supporting plate is fixedly connected with the annular baffles, a damping structure is arranged between the upper supporting plate and the lower supporting plate and comprises damping springs, the damping springs are positioned at two ends of the lower supporting plate, the damping springs are vertically arranged and are respectively fixed with the upper supporting plate and the lower supporting plate at two ends, the pulley blocks are symmetrically arranged about the central axis of the lower supporting plate, each pulley block comprises a, damping spring is close to axis one side and is equipped with the guide rail, the pulley is connected with the guide rail, the annular baffle outside is equipped with the mounting panel.

Preferably, the upper supporting plate and the lower supporting plate are both rubber plates, and the thickness of the lower supporting plate is larger than that of the upper supporting plate.

Preferably, the mounting plate is provided with a plurality of through holes.

Preferably, the annular baffle inner wall top is equipped with the spout, it is fixed with the slider to go up the backup pad side, the slider imbeds in the spout.

Preferably, the pulley blocks are equidistantly arranged in multiple groups along the width direction of the lower supporting plate, and the connecting rods which are symmetrical about the central axis are connected through a buffer spring.

Compared with the prior art, the beneficial effects of the utility model are that: through set up the screw rod on the spliced pole, set up the screw hole on pressure sensor, it is fixed with the spliced pole to utilize the cooperation between screw rod and the screw hole to make pressure sensor, the rethread sets up the mounting panel, when actual installation, only need to fix mounting panel and equipment, screw up screw rod and screw hole again, can accomplish the installation, the easy operation, the installation that has significantly reduced is in the time that the dismantlement consumes, reach the effect of being convenient for to install and dismantle, through setting up damping spring, the assembly pulley, when the sensor body produces vibrations from top to bottom, utilize the up-and-down motion of assembly pulley with last backup pad to turn into the side-to-side motion of pulley, effectively reduced last backup pad vibrations in the upper and lower side, thereby the sense of vibration that equipment brought and the error of the pressure numerical value that causes has been reduced.

Drawings

Fig. 1 is a front cross-sectional view of a pressure sensor convenient for disassembly and assembly provided by the present invention;

fig. 2 is a schematic structural diagram of a connection column of a pressure sensor convenient to disassemble and assemble;

fig. 3 is the utility model provides a pressure sensor's shock-absorbing structure's convenient to dismouting schematic diagram.

In the figure: the sensor comprises a sensor body 1, a lead wire 2, a connecting column 3, a screw rod 4, a threaded hole 5, an annular baffle 6, an upper supporting plate 7, a lower supporting plate 8, an L-shaped connecting plate 9, a mounting plate 10, a pulley 11, a damping spring 12, a U-shaped seat 13, a connecting rod 14, a buffer spring 15, a guide rail 16, a sliding groove 17 and a sliding block 18.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a pressure sensor convenient to disassemble and assemble comprises a sensor body 1 and a pulley block, wherein one end of the sensor body 1 is connected with a lead 2, the bottom of the sensor body 1 is provided with a threaded hole 5, a connecting column 3 is arranged below the sensor body 1, the top of the connecting column 3 is provided with a screw rod 4, and the screw rod 4 is placed in the threaded hole 5;

specifically, the other end of the lead 2 is connected with a user terminal, the user terminal can be a computer or a controller, and after the threaded hole 5 at the bottom of the sensor body 1 and the screw rod 4 on the connecting column 3 are screwed, the whole installation process is completed by a half.

An annular baffle 6 is arranged below the connecting column 3, an upper supporting plate 7 and a lower supporting plate 8 which are parallel to each other and have the same size are arranged between the annular baffles 6, the upper supporting plate 7 is in sliding connection with the annular baffles 6, an L-shaped connecting plate 9 is arranged at the top of the upper supporting plate 7, the upper part and the lower part of the L-shaped connecting plate 9 are respectively fixed with the connecting column 3 and the annular baffles 6 through screws, the lower supporting plate 8 is fixedly connected with the annular baffles 6, a damping structure is arranged between the upper supporting plate 7 and the lower supporting plate 8, the damping structure comprises damping springs 12, the damping springs 12 are positioned at two ends of the lower supporting plate 8, the damping springs 12 are vertically arranged, two ends of the damping springs are respectively fixed with the upper supporting plate 7 and the lower supporting plate 8, the pulley block is symmetrically arranged relative to the central axis of the lower supporting plate 8, the, one side of the damping spring 12 close to the central axis is provided with a guide rail 16, the pulley 11 is connected with the guide rail 16, and the outer side of the annular baffle 6 is provided with a mounting plate 10.

Further, the upper support plate 7 and the lower support plate 8 are both rubber plates, and the thickness of the lower support plate 8 is larger than that of the upper support plate 7; the rubber plate has good damping characteristic and can absorb vibration well so as to reduce the vibration, and the lower support plate 7 is the lowest point of the whole system and bears great pressure, so that the thickness is increased so as to enhance the support performance.

Further, the mounting plate 10 is provided with a plurality of through holes; the fastening is facilitated by using bolts.

Furthermore, the top of the inner wall of the annular baffle 6 is provided with a sliding groove 17, the side of the upper supporting plate 7 is fixed with a sliding block 18, and the sliding block 18 is embedded into the sliding groove 17.

Furthermore, a plurality of groups of pulley blocks are arranged at equal intervals along the width direction of the lower support plate 8, and the connecting rods 14 which are symmetrical about the central axis are connected through buffer springs 15; when the pulley 11 on both sides is kept away from each other on the guide rail, buffer spring 15 receives the extension, can produce the power of shrink, with connecting rod 14 pull back in the middle of to restricted pulley 11's side-to-side movement, turned into the deformation of self with the vibration, thereby further reduced the sense of vibration, cushioned the vibration, the help has maintained the stability of last backup pad 11.

Specifically, the other half of the installation steps are that the equipment is locked with the installation plate 10 by using a bolt matched with the through hole, so that the whole installation can be completed, the whole process only needs a few minutes, the time consumed in the installation is greatly shortened, the effect of convenient installation and disassembly is achieved, and when the equipment needs to be replaced, the screw rod 4 only needs to be screwed out of the threaded hole 5, and then a new screw is screwed;

from the damping performance, through setting up damping spring 12, the assembly pulley, when sensor body 1 vibrates from top to bottom, damping spring 12 has shared the vibration of a part and has turned into the deformation of self, thereby help buffering vibration, recycle the assembly pulley and turn into the side-to-side motion of pulley with the up-and-down motion of last backup pad 7, backup pad 7 vibrations in the up-and-down direction have effectively been reduced, and simultaneously, damping spring 15 also further reduces the vibration of going up backup pad 7 through the side-to-side motion of restriction pulley 11, thereby the sense of vibration of equipment and the error of the pressure numerical value that causes have been reduced, the effect of guaranteeing pressure reading accuracy has been reached.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pressure sensor that is easy to disassemble and assemble, comprising a sensor body (1) and a pulley assembly, one end of the sensor body (1) is connected with a lead wire (2), and characterized in that: the sensor body (1) is provided with a thread at the bottom a hole (5), a connecting column (3) is arranged below the sensor body (1), a screw (4) is arranged on the top of the connecting column (3), and the screw (4) is inserted into the threaded hole (5);

An annular baffle plate (6) is arranged below the connecting column (3), and an upper support plate (7) and a lower support plate (8) that are parallel to each other and of equal size are arranged between the annular baffle plates (6), so The upper support plate (7) is slidably connected with the annular baffle plate (6), the top of the upper support plate (7) is provided with an L-shaped connecting plate (9), and the upper and lower parts of the L-shaped connecting plate (9) are respectively connected by screws. It is fixed to the connecting column (3) and the annular baffle (6), the lower support plate (8) is fixedly connected to the annular baffle (6), and the space between the upper support plate (7) and the lower support plate (8) is A shock absorbing structure is provided, the shock absorbing structure includes a shock absorbing spring (12), the shock absorbing spring (12) is located at both ends of the lower support plate (8), the shock absorbing spring (12) is vertically arranged and the two ends are respectively connected with The upper support plate (7) and the lower support plate (8) are fixed, the pulley block is symmetrically arranged with respect to the central axis of the lower support plate (8), the pulley block includes a pair of U-shaped seats (13), the U-shaped seats (13) A connecting rod (14) is movably connected inside the connecting rod (14), a pulley (11) is installed at the bottom end of the connecting rod (14), and a guide rail (16) is provided on the side of the shock-absorbing spring (12) close to the central axis, so The pulley (11) is connected with the guide rail (16), and a mounting plate (10) is provided on the outer side of the annular baffle plate (6).

2. The pressure sensor according to claim 1, characterized in that: the upper support plate (7) and the lower support plate (8) are both rubber plates, and the thickness of the lower support plate (8) Greater than the thickness of the upper support plate (7).

3 . The pressure sensor according to claim 1 , wherein a plurality of through holes are provided on the mounting plate ( 10 ). 4 .

4. The pressure sensor according to claim 1, characterized in that: a chute (17) is provided at the top of the inner wall of the annular baffle plate (6), and a side edge of the upper support plate (7) is provided. A sliding block (18) is fixed, and the sliding block (18) is embedded in the chute (17).

5. A pressure sensor that is easy to disassemble and assemble according to claim 1, characterized in that: the pulley group is provided with multiple groups equidistantly along the width direction of the lower support plate (8), and the connecting rods (14) are symmetrical about the central axis. ) are connected by a buffer spring (15).