CN219996417U

CN219996417U - Anti-interference pressure transmitter

Info

Publication number: CN219996417U
Application number: CN202321265667.5U
Authority: CN
Inventors: 闵伟; 陈琪; 徐文海
Original assignee: Yihui Automation Technology Shanghai Co ltd
Current assignee: Yihui Automation Technology Shanghai Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-10
Anticipated expiration: 2033-05-24

Abstract

The utility model belongs to the technical field of anti-interference pressure transmitters, and particularly relates to an anti-interference pressure transmitter which comprises a transmitter main body, wherein a connector is fixedly connected to the transmitter main body, a connecting pipe is inserted into the connector, a limit sleeve is rotatably connected to the outer side of the connector, an annular groove is formed in the limit sleeve, a lug is fixedly connected to the connector, a lug is slidingly connected to the inner part of the annular groove, a pressing plate is slidingly connected to the inner part of the limit sleeve, and the pressing plate is in contact with the connecting pipe. The utility model can make the limit sleeve and the connecting pipe perform screw thread movement by arranging the limit sleeve, the lug, the ring groove and other parts after the connecting pipe is spliced with the joint, thus the limit effect on the connecting pipe can be realized, the connecting pipe is more convenient and faster to connect with the main body of the transmitter, and the problem that the connecting pipe is inconvenient to rotate after the anti-interference pressure transmitter is installed is solved.

Description

Anti-interference pressure transmitter

Technical Field

The utility model relates to the technical field of anti-interference pressure transmitters, in particular to an anti-interference pressure transmitter.

Background

A pressure transducer is a device that converts pressure into a pneumatic or electric signal for control and remote transmission. The sensor can convert physical pressure parameters such as gas, liquid and the like sensed by the load cell sensor into standard electric signals. The utility model discloses a wireless pressure transmitter according to the utility model of patent grant publication number CN218211746U, which comprises an outer anti-interference shell, the bottom of outer anti-interference shell is equipped with the connecting cylinder, the bottom of connecting cylinder is equipped with the screw thread erection column, the bottom of screw thread erection column is equipped with pressure sensor, the antenna is installed to the outer wall of one side of outer anti-interference shell, threaded connection has the rear end cap on the outer anti-interference shell, install the pressure transmitter body in the outer anti-interference shell, pressure sensor with the pressure transmitter body passes through the connecting wire and is connected, the one end of antenna runs through outer anti-interference shell with pressure transmitter body coupling, the internal thread has been seted up in the screw thread erection column, be equipped with sealed positioning mechanism in the internal thread. The anti-interference pressure transmitter is inconvenient to rotate due to the fact that the connecting pipe is connected after the anti-interference pressure transmitter is installed, and the sealing effect is poor after the connecting pipe is connected with the anti-interference pressure transmitter.

Disclosure of Invention

The utility model aims to provide an anti-interference pressure transmitter, which solves the problems that the anti-interference pressure transmitter is inconvenient to rotate due to connection of a connecting pipe after being installed, and the sealing effect is poor after the connecting pipe is connected with the anti-interference pressure transmitter.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-interference pressure transmitter, includes the transmitter main part, fixedly connected with connects in the transmitter main part, the inside grafting of connecting has the connecting pipe, the outside that connects rotates and is connected with the stop collar, the annular has been seted up on the stop collar, fixedly connected with lug on the joint, the inside sliding connection of annular has the lug, the inside sliding connection of stop collar has the clamp plate, clamp plate and connecting pipe contact, be provided with laminating mechanism on the stop collar, be provided with sealing mechanism on the clamp plate.

Preferably, the laminating mechanism comprises a slide bar, a limiting ring and a spring, wherein the slide bar is fixedly connected to the pressing plate, the limiting ring is fixedly connected to the limiting sleeve, the slide bar is connected to the limiting ring in a sliding manner, the slide bar is connected to the limiting sleeve in a sliding manner, the spring is arranged in the limiting sleeve, and the sealing gasket can be driven to be laminated with the joint of the limiting sleeve and the connecting pipe through the design of the laminating mechanism.

Preferably, one end of the spring is contacted with the slide bar, the other end of the spring is contacted with the limit sleeve, and the slide bar can be driven to move through the design of the spring.

Preferably, the sealing mechanism comprises a sealing gasket, a positioning block, a positioning groove, a clamping block and a clamping groove, wherein the lower end of the pressing plate is contacted with the sealing gasket, the sealing gasket is fixedly connected with the positioning block, the positioning groove is formed in the pressing plate, the positioning block is slidably connected to the inside of the positioning groove, the clamping block is fixedly connected to the sealing gasket, and the sealing performance of the joint of the limiting sleeve and the connecting pipe can be improved through the design of the sealing mechanism.

Preferably, the sealing gasket is in contact with the limiting sleeve, the sealing gasket is in contact with the connecting pipe, and the sealing performance of the joint of the limiting sleeve and the connecting pipe can be improved through the design of the sealing gasket.

Preferably, the clamping groove is formed in the pressing plate, a clamping block is clamped in the clamping groove, and the clamping block can be matched with the clamping block to play a limiting role on the sealing gasket through the design of the clamping groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model can make the limit sleeve and the connecting pipe perform screw thread movement by arranging the limit sleeve, the lug, the ring groove and other parts after the connecting pipe is spliced with the joint, thus the limit effect on the connecting pipe can be realized, the connecting pipe is more convenient and faster to connect with the main body of the transmitter, and the problem that the connecting pipe is inconvenient to rotate after the anti-interference pressure transmitter is installed is solved.

2. The utility model can drive the slide bar to move by arranging the spring, the slide bar, the pressing plate, the sealing pad and other parts, so that the slide bar drives the sealing pad on the pressing plate to be attached to the joint of the limit sleeve and the connecting pipe, thereby effectively increasing the connection tightness between the limit sleeve and the connecting pipe and solving the problem of poor sealing effect after the connecting pipe is connected with the anti-interference pressure transmitter.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a side perspective view of FIG. 1 of the present utility model;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 1 in accordance with the present utility model;

FIG. 4 is an enlarged view of the structure of portion A in FIG. 3 according to the present utility model;

fig. 5 is an enlarged view of the B-section structure in fig. 3 according to the present utility model.

In the figure: 1. a transmitter body; 2. a joint; 3. a connecting pipe; 4. a limit sleeve; 41. a ring groove; 42. a bump; 5. a pressing plate; 6. a bonding mechanism; 61. a slide bar; 62. a limiting ring; 63. a spring; 7. a sealing mechanism; 71. a sealing gasket; 72. a positioning block; 73. a positioning groove; 74. a clamping block; 75. a clamping groove.

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. 1-5, an anti-interference pressure transmitter comprises a transmitter main body 1, wherein a joint 2 is fixedly connected to the transmitter main body 1, a connecting pipe 3 is inserted into the joint 2, a limit sleeve 4 is rotatably connected to the outer side of the joint 2, a ring groove 41 is formed in the limit sleeve 4, a bump 42 is fixedly connected to the joint 2, a bump 42 is slidingly connected to the inner part of the ring groove 41, a pressing plate 5 is slidingly connected to the inner part of the limit sleeve 4, the pressing plate 5 is in contact with the connecting pipe 3, a laminating mechanism 6 is arranged on the limit sleeve 4, and a sealing mechanism 7 is arranged on the pressing plate 5.

Referring to fig. 2-5, the attaching mechanism 6 includes a slide bar 61, a limit ring 62, and a spring 63, the slide bar 61 is fixedly connected to the pressing plate 5, the limit ring 62 is fixedly connected to the limit sleeve 4, the slide bar 61 is slidingly connected to the inside of the limit ring 62, the slide bar 61 is slidingly connected to the inside of the limit sleeve 4, the spring 63 is disposed in the limit sleeve 4, one end of the spring 63 contacts with the slide bar 61, the other end of the spring 63 contacts with the limit sleeve 4, the slide bar 61 can be driven to move through the design of the spring 63, and the joint between the sealing pad 71 and the limit sleeve 4 and the connecting pipe 3 can be driven to keep attaching through the design of the attaching mechanism 6.

Referring to fig. 2-5, the sealing mechanism 7 includes a sealing pad 71, a positioning block 72, a positioning groove 73, a clamping block 74 and a clamping groove 75, the lower end of the pressing plate 5 is contacted with the sealing pad 71, the sealing pad 71 is contacted with the limiting sleeve 4, the sealing pad 71 is contacted with the connecting pipe 3, the sealing performance of the joint of the limiting sleeve 4 and the connecting pipe 3 can be increased through the design of the sealing pad 71, the positioning block 72 is fixedly connected to the sealing pad 71, the positioning groove 73 is arranged on the pressing plate 5, the positioning block 72 is slidably connected to the inside of the positioning groove 73, the clamping block 74 is fixedly connected to the sealing pad 71, the clamping groove 75 is arranged on the pressing plate 5, the clamping block 74 is clamped inside of the clamping groove 75, the limiting effect can be achieved on the sealing pad 71 through the design of the clamping block 75, and the sealing performance of the joint of the limiting sleeve 4 and the connecting pipe 3 can be increased through the design of the sealing mechanism 7.

The specific implementation process of the utility model is as follows: when the sealing device is used, the elastic force of the spring 63 drives the sliding rod 61 to move, so that the sliding rod 61 drives the pressing plate 5 to move, and the pressing plate 5 drives the sealing gasket 71 to be attached to the joint of the connecting pipe 3 and the limiting sleeve 4, so that the sealing effect of the joint of the connecting pipe 3 and the limiting sleeve 4 is improved. Through making connecting pipe 3 and joint 2 pegging graft, then rotate stop collar 4, make stop collar 4 take place the screw motion with connecting pipe 3, make connecting pipe 3 and joint 2 be connected after keeping stable, can keep convenient when making connecting pipe 3 and joint 2 be connected.

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

Claims

1. An anti-interference pressure transmitter, includes transmitter main part (1), its characterized in that: the transmitter is characterized in that the transmitter main body (1) is fixedly connected with the connector (2), the connecting pipe (3) is inserted into the connector (2), the limiting sleeve (4) is rotationally connected to the outer side of the connector (2), the annular groove (41) is formed in the limiting sleeve (4), the connector (2) is fixedly connected with the lug (42), the lug (42) is slidingly connected to the inner part of the annular groove (41), the pressing plate (5) is slidingly connected to the inner part of the limiting sleeve (4), the pressing plate (5) is in contact with the connecting pipe (3), the laminating mechanism (6) is arranged on the limiting sleeve (4), and the sealing mechanism (7) is arranged on the pressing plate (5).

2. The tamper resistant pressure transmitter of claim 1, wherein: laminating mechanism (6) are including slide bar (61), spacing ring (62), spring (63), fixedly connected with slide bar (61) on clamp plate (5), fixedly connected with spacing ring (62) on spacing sleeve (4), the inside sliding connection of spacing ring (62) has slide bar (61), the inside sliding connection of spacing sleeve (4) has slide bar (61), the inside of spacing sleeve (4) is provided with spring (63).

3. The tamper resistant pressure transmitter of claim 2 wherein: one end of the spring (63) is contacted with the sliding rod (61), and the other end of the spring (63) is contacted with the limit sleeve (4).

4. The tamper resistant pressure transmitter of claim 1, wherein: sealing mechanism (7) are including sealed pad (71), locating piece (72), constant head tank (73), fixture block (74), draw-in groove (75), the lower extreme contact of clamp plate (5) has sealed pad (71), fixedly connected with locating piece (72) on sealed pad (71), set up constant head tank (73) on clamp plate (5), the inside sliding connection of constant head tank (73) has locating piece (72), fixedly connected with fixture block (74) on sealed pad (71).

5. The tamper resistant pressure transmitter of claim 4, wherein: the sealing gasket (71) is in contact with the limiting sleeve (4), and the sealing gasket (71) is in contact with the connecting pipe (3).

6. The tamper resistant pressure transmitter of claim 4, wherein: the clamping groove (75) is formed in the pressing plate (5), and a clamping block (74) is clamped in the clamping groove (75).