CN214583786U

CN214583786U - Anti frequency-changing interference type high-precision pressure transmitter convenient to install

Info

Publication number: CN214583786U
Application number: CN202120797393.9U
Authority: CN
Inventors: 王克林
Original assignee: Anhui Donglin Automation Instrument Complete Set Co ltd
Current assignee: Anhui Donglin Automation Instrument Complete Set Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-02
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a resistance variable frequency interference type high accuracy pressure transmitter convenient to installation, the pipeline comprises a pipe, the up end of pipeline is provided with the recess, the inner wall of recess is provided with the installation piece, the intermediate position of installation piece up end is provided with square groove, the both sides fixed mounting of square groove up end has spring A, the below of square inslot wall both sides is provided with the draw-in groove, the inboard of square groove is provided with the connecting pipe, the up end fixed mounting of connecting pipe has the pressure transmitter body, the both sides fixed mounting of connecting pipe surface has the diaphragm, two one side fixed mounting that the terminal surface carried on the back mutually under the diaphragm has the connecting rod, the lower terminal surface fixedly connected with connecting block of connecting rod, two one side that the connecting block surface carried on the back mutually is provided with logical groove. The utility model discloses be convenient for carry out the dismouting to the pressure transmitter body, need not extra use tools, it is convenient to use, labour saving and time saving.

Description

Anti frequency-changing interference type high-precision pressure transmitter convenient to install

Technical Field

The utility model relates to a pressure transmitter technical field specifically is a resistance variable frequency interference type high accuracy pressure transmitter convenient to installation.

Background

With the rapid development of socio-economy, a pressure transmitter is a device for converting pressure into a pneumatic signal or an electric signal for control and remote transmission, and converts physical pressure parameters of gas, liquid and the like sensed by a load cell sensor into a standard electric signal to be supplied to secondary instruments such as an indication alarm, a recorder, a regulator and the like for measurement, indication and process regulation, so that the demand for a pressure transmitter convenient to install is increasing.

However, in the installation process of the existing pressure transmitter, an installer needs to use various installation tools, and the pressure transmitter is very inconvenient to disassemble, for example, when the installer needs to insert the pressure transmitter into a measured medium pipeline, a wrench needs to be used to tighten a screw of the pressure transmitter, so that the working efficiency is low, and sometimes, the situation that the screw is lost may exist, and the installer needs to search for an adaptive screw again; therefore, the existing requirements are not met, and a frequency-change interference resistant high-precision pressure transmitter convenient to install is provided for the pressure transmitter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a resistance variable frequency interference type high accuracy pressure transmitter convenient to installation, with the in-process of the pressure transmitter who proposes in solving above-mentioned background art at the installation, it uses multiple mounting tool to need the installer, it is very inconvenient to dismantle, for example when installer need insert pressure transmitter by survey medium pipeline, need use the spanner, screw to pressure transmitter is tightened, not only make work efficiency low, and sometimes also there is the condition that the screw lost possibly, need the installer to look for adaptation screw scheduling problem again.

In order to achieve the above object, the utility model provides a following technical scheme: a frequency-change-interference-resistant high-precision pressure transmitter convenient to install comprises a pipeline, wherein a groove is formed in the upper end face of the pipeline, an installation block is arranged on the inner wall of the groove, a square groove is formed in the middle of the upper end face of the installation block, springs A are fixedly installed on two sides of the upper end face of the square groove, clamping grooves are formed below two sides of the inner wall of the square groove, a connecting pipe is arranged on the inner side of the square groove, a pressure transmitter body is fixedly installed on the upper end face of the connecting pipe, transverse plates are fixedly installed on two sides of the outer surface of the connecting pipe, a connecting rod is fixedly installed on one side, opposite to the lower end face of each transverse plate, connecting blocks are fixedly connected to the lower end faces of the connecting rods, through grooves are formed in the opposite sides of the outer surfaces of the two connecting blocks, a moving block is arranged on the inner side of each through groove, and two clamping blocks are fixedly installed on one side, opposite to the outer surface of the moving block, the lower end face of the moving block is provided with a roller, the lower end face of the connecting block is provided with a strip-shaped groove, two sides of the lower end face of the strip-shaped groove are fixedly provided with springs C, the lower end face of each spring C is fixedly connected with a bottom plate, a movable cavity is arranged above the strip-shaped groove, a rotating rod is arranged on the inner side of the movable cavity, one end of the rotating rod is connected with the upper end face of the outer side edge of the bottom plate through a transmission rod, the position, close to the transmission rod, of the rotating rod is connected with the movable cavity through a pin shaft, the movable cavity is connected with the through groove through a through hole, a push rod is arranged on the inner side of the through hole, a spring B is sleeved on the outer surface of the push rod, and one end of the push rod extends to the lower portion of the rotating rod.

Preferably, the other end of the push rod is fixedly connected with the outer surface of the moving block through a limiting groove.

Preferably, both ends of the transmission rod are connected with the rotating rod and the bottom plate through rotating shafts.

Preferably, the front end face and the rear end face of the moving block are both fixedly provided with sliding blocks, the front end face and the rear end face of the inner wall of the through groove are both provided with sliding grooves, and the sliding blocks are clamped into the inner sides of the sliding grooves.

Preferably, the moving block and the clamping block are matched with the clamping groove.

Preferably, one side of the outer surface of the push rod is sleeved with a limiting ring, one end of the spring B is fixedly connected with the outer surface of the limiting ring, and the other end of the spring B is fixedly connected with the inner wall of the through hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with the connecting block, lead to the groove, the movable block, the joint piece, the push rod, the bottom plate, the transfer line, the dwang, spring C, when needing to install pressure transmitter body, place pressure transmitter body in the inboard of square groove, under the action of gravity, pressure transmitter body and connecting pipe move down, drive diaphragm move down, spring A is compressed, connecting rod move down drives the connecting block move down, the bottom plate contacts the bottom surface of square groove inner wall, the bottom plate moves up, drive the transfer line and make one end of dwang turn down, the one end of dwang is ejecting the push rod to the outside, the push rod moves the movable block to the outside and moves to the outside, through being provided with the gyro wheel, the smoothness nature that the movable block moved is improved, the movable block, the joint piece is spacing in the inboard of draw-in groove, pressure transmitter body installation is accomplished, when needing to dismantle pressure transmitter body, only need mention the pressure transmitter body upwards can, the pressure transmitter body moves up, it shifts up to drive the connecting pipe, the diaphragm shifts up, the bottom plate leaves the bottom surface of square inslot wall, under spring C's effect, the bottom plate moves down, it moves down to drive the transfer line, thereby make one end of dwang go up, the surface of push rod is left to the one end of dwang, the suppression to the push rod is separated, the push rod is under spring B's effect, the inward movement, drive the inboard that the movable block withdraws into logical groove, the movable block, the joint piece leaves the draw-in groove, can pull down the pressure transmitter body from the pipeline, the utility model discloses be convenient for carry out the dismouting to the pressure transmitter body, need not extra use tools, high durability and convenient use, time saving and labor saving.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a cross-sectional view of the entire invention;

FIG. 3 is a schematic view of a partial structure of the cross plate of the present invention;

fig. 4 is a schematic view of a local structure of the connecting block of the present invention.

In the figure: 1. a pipeline; 2. mounting blocks; 3. a square groove; 4. a pressure transmitter body; 5. a groove; 6. a connecting pipe; 7. a spring A; 8. a card slot; 9. a connecting rod; 10. a transverse plate; 11. connecting blocks; 12. a through groove; 13. a moving block; 14. a clamping block; 15. a roller; 16. a push rod; 17. a through hole; 18. a spring B; 19. a base plate; 20. a transmission rod; 21. rotating the rod; 22. a spring C; 23. a strip-shaped groove; 24. a movable cavity; 25. and (7) a pin shaft.

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.

Referring to fig. 1 to 4, the present invention provides an embodiment: a frequency-change-interference-resistant high-precision pressure transmitter convenient to mount comprises a pipeline 1, wherein a groove 5 is arranged on the upper end face of the pipeline 1, a mounting block 2 is arranged on the inner wall of the groove 5, a square groove 3 is arranged in the middle of the upper end face of the mounting block 2, springs A7 are fixedly mounted on two sides of the upper end face of the square groove 3, clamping grooves 8 are arranged below two sides of the inner wall of the square groove 3, a connecting pipe 6 is arranged on the inner side of the square groove 3, a pressure transmitter body 4 is fixedly mounted on the upper end face of the connecting pipe 6, transverse plates 10 are fixedly mounted on two sides of the outer surface of the connecting pipe 6, connecting rods 9 are fixedly mounted on the opposite sides of the lower end faces of the two transverse plates 10, connecting blocks 11 are fixedly connected to the lower end faces of the connecting rods 9, a through groove 12 is arranged on one side of the outer surfaces of the two connecting blocks 11 opposite to each other, a moving block 13 is arranged on the inner side of the through groove 12, and two clamping blocks 14 are fixedly mounted on one side of the outer surface of the moving block 13 opposite to each other, the lower end face of the moving block 13 is provided with a roller 15, the lower end face of the connecting block 11 is provided with a strip-shaped groove 23, two sides of the lower end face of the strip-shaped groove 23 are fixedly provided with springs C22, the lower end face of the spring C22 is fixedly connected with a bottom plate 19, a movable cavity 24 is arranged above the strip-shaped groove 23, a rotating rod 21 is arranged on the inner side of the movable cavity 24, one end of the rotating rod 21 is connected with the upper end face of the outer side edge of the bottom plate 19 through a transmission rod 20, the position, close to the transmission rod 20, of the rotating rod 21 is connected with the movable cavity 24 through a pin shaft 25, the movable cavity 24 is connected with the through groove 12 through a through hole 17, a push rod 16 is arranged on the inner side of the through hole 17, the outer surface of the push rod 16 is sleeved with a spring B18, and one end of the push rod 16 extends to the lower portion of the rotating rod 21.

Further, the other end of the push rod 16 is fixedly connected with the outer surface of the moving block 13 through a limiting groove, so that the connection stability is improved.

Furthermore, the two ends of the transmission rod 20 are connected with the rotating rod 21 and the bottom plate 19 through rotating shafts, so that transmission is convenient, and transmission is stable.

Further, the front end face and the rear end face of the moving block 13 are both fixedly provided with sliding blocks, the front end face and the rear end face of the inner wall of the through groove 12 are both provided with sliding grooves, the sliding blocks are clamped into the inner sides of the sliding grooves, and the moving stability of the moving block 13 is improved.

Further, the moving block 13 and the clamping block 14 are matched with the clamping groove 8, so that the moving block 13 and the clamping block 14 can be clamped into the inner side of the clamping groove 8.

Further, one side cover of push rod 16 surface is equipped with the spacing ring, and the one end of spring B18 is connected with the surface fixed connection of spacing ring, and the other end of spring B18 and the inner wall fixed connection of through-hole 17 improve the stability of push rod.

The working principle is as follows: when the pressure transmitter body 4 is required to be installed, the pressure transmitter body 4 is placed on the inner side of the square groove 3, under the action of gravity, the pressure transmitter body 4 and the connecting pipe 6 move downwards to drive the transverse plate 10 to move downwards, the spring A7 is compressed, the connecting rod 9 moves downwards to drive the connecting block 11 to move downwards, the bottom plate 19 is contacted with the bottom surface of the inner wall of the square groove 3, the bottom plate 19 moves upwards to drive the transmission rod 20 to rotate downwards, one end of the transmission rod 21 pushes the push rod 16 outwards, the push rod 16 moves outwards to drive the moving block 13 to move outwards, the moving block 13 and the clamping block 14 are limited on the inner side of the clamping groove 8 through the arrangement of the roller 15, the installation of the pressure transmitter body 4 is completed, when the pressure transmitter body 4 is required to be disassembled, only the pressure transmitter body 4 needs to be lifted upwards, pressure transmitter body 4 moves up, it shifts up to drive connecting pipe 6, diaphragm 10 moves up, bottom plate 19 leaves the bottom surface of square groove 3 inner wall, under spring C22's effect, bottom plate 19 moves down, it shifts down to drive transfer line 20, thereby make one of dwang 21 serve up, the surface of push rod 16 is left to the one end of dwang 21, remove the suppression to push rod 16, push rod 16 is under spring B18's effect, the inward movement, drive the inboard that movable block 13 withdraws into logical groove 12, movable block 13, joint piece 14 leaves draw-in groove 8, can pull down pressure transmitter body 4 from pipeline 1, the utility model discloses be convenient for carry out the dismouting to pressure transmitter body 4, need not additionally use tools, high durability and convenient use, time and labor saving.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a resistance variable frequency interference type high accuracy pressure transmitter convenient to installation, includes pipeline (1), its characterized in that: a groove (5) is formed in the upper end face of the pipeline (1), an installation block (2) is arranged on the inner wall of the groove (5), a square groove (3) is formed in the middle of the upper end face of the installation block (2), springs A (7) are fixedly installed on two sides of the upper end face of the square groove (3), clamping grooves (8) are formed below two sides of the inner wall of the square groove (3), a connecting pipe (6) is arranged on the inner side of the square groove (3), and a pressure transmitter body (4) is fixedly installed on the upper end face of the connecting pipe (6); the connecting pipe is characterized in that transverse plates (10) are fixedly mounted on two sides of the outer surface of the connecting pipe (6), connecting rods (9) are fixedly mounted on one sides of the two transverse plates (10) with opposite end faces, connecting blocks (11) are fixedly connected to the lower end faces of the connecting rods (9), through grooves (12) are formed in one sides of the two connecting blocks (11) with opposite end faces, moving blocks (13) are arranged on the inner sides of the through grooves (12), two clamping blocks (14) are fixedly mounted on one sides of the moving blocks (13) with opposite end faces, rollers (15) are mounted on the lower end faces of the moving blocks (13), strip-shaped grooves (23) are formed in the lower end faces of the connecting blocks (11), springs C (22) are fixedly mounted on two sides of the lower end faces of the strip-shaped grooves (23), bottom plates (19) are fixedly connected to the lower end faces of the springs C (22), and movable cavities (24) are arranged above the strip-shaped grooves (23), dwang (21) are installed to the inboard in activity chamber (24), the one end of dwang (21) is passed through transfer line (20) with the up end on bottom plate (19) outside limit and is connected, the position that dwang (21) is close to transfer line (20) is connected through round pin axle (25) with activity chamber (24), activity chamber (24) with lead to groove (12) and connect through-hole (17), the inboard of through-hole (17) is provided with push rod (16), the surface cover of push rod (16) is equipped with spring B (18), the one end of push rod (16) extends to the below of dwang (21).

2. The easy-to-install high precision pressure transmitter of the anti-frequency-variation interference type as claimed in claim 1, wherein: the other end of the push rod (16) is fixedly connected with the outer surface of the moving block (13) through a limiting groove.

3. The easy-to-install high precision pressure transmitter of the anti-frequency-variation interference type as claimed in claim 1, wherein: the two ends of the transmission rod (20) are connected with the rotating rod (21) and the bottom plate (19) through rotating shafts.