CN218847474U

CN218847474U - Differential pressure transmitter

Info

Publication number: CN218847474U
Application number: CN202222443902.5U
Authority: CN
Inventors: 杨飞鸿
Original assignee: Jiangsu Yalsen Instrument Co ltd
Current assignee: Jiangsu Huazhong Technology Group Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-04-11
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a differential pressure transmitter, including differential pressure transmitter main part and base, differential pressure transmitter main part one side is provided with the pipeline of fixed connecting pipe, the pipeline outside has cup jointed the fixed cover, connecting axle A and connecting axle B are installed to the fixed cover outside symmetry, and connecting axle A is located connecting axle B top, connecting axle A one side is rotated and is connected with connecting clip A, connecting axle B one side is rotated and is connected with connecting clip B, connecting clip A one side threaded connection has the adjusting screw who is connected with the adjusting screw on connecting clip B; this differential pressure transmitter is convenient for be connected the pipeline in connecting pipe and the differential pressure transmitter main part fixedly through the connecting clamp A, the connecting clamp B, adjusting screw, connecting axle A, connecting axle B, fixed cover and the pipeline of installation, avoids the connecting pipe to take place to drop from the differential pressure transmitter main part.

Description

Differential pressure transmitter

Technical Field

The utility model relates to a pressure differential measuring equipment technical field specifically is a differential pressure transmitter.

Background

A differential pressure transmitter is a typical self-balancing detecting instrument, which utilizes the working principle of negative feedback to overcome the influence of adverse factors such as element materials, processing technology and the like, the differential pressure transmitter is used for preventing a medium in a pipeline from directly entering the transmitter, a pressure sensing diaphragm is connected with the transmitter by a capillary filled with fluid and is used for measuring the liquid level, the flow and the pressure of liquid, gas or steam, and then the liquid level, the flow and the pressure are converted into 4-20 mA DC signals to be output, and the application number CN201520738469.5 discloses a differential pressure transmitter, which ensures that weak voltage signals output by the transmitter are easy to amplify, has the advantages of high sensitivity, good stability and wide temperature compensation range and can be widely applied to pressure measurement in places such as gas flow, wind pressure, heating air conditioners, medical instruments and the like; however, the existing differential pressure transmitter is inconvenient to fix the differential pressure transmitter main body, and meanwhile, the connecting pipe connected with the differential pressure transmitter main body is inconvenient to fix, so that the connecting pipe cannot be prevented from falling off, and the use is influenced.

Therefore, we propose a differential pressure transmitter.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a differential pressure transmitter has solved current differential pressure transmitter, and inconvenient fixes the differential pressure transmitter main part, and inconvenient connecting pipe that will connect the differential pressure transmitter main part simultaneously fixes, and the unable connecting pipe of avoiding takes place to drop, influences the problem of using.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a differential pressure transmitter comprises a differential pressure transmitter main body and a base, wherein a pipeline for fixing a connecting pipe is arranged on one side of the differential pressure transmitter main body, a fixing sleeve is sleeved on the outer side of the pipeline, a connecting shaft A and a connecting shaft B are symmetrically arranged on the outer side of the fixing sleeve, the connecting shaft A is positioned above the connecting shaft B, a connecting clamp A is rotatably connected on one side of the connecting shaft A, a connecting clamp B is rotatably connected on one side of the connecting shaft B, and an adjusting screw connected with an adjusting screw hole in the connecting clamp B is in threaded connection with one side of the connecting clamp A;

preferably, one side of the base is detachably connected with a connecting rod which drives the screw rod to rotate, the outer side of the screw rod is in threaded connection with a support sleeve, a bracket for fixing the limiting plate is welded on the outer side of the support sleeve, and a fixing plate is welded on one side of the base;

preferably, the outer side of the fixing plate is in threaded connection with a limiting screw connected with a limiting screw hole in the limiting plate;

preferably, the size of the inner side of the limit screw hole is matched with that of the limit screw rod;

preferably, the size of the connecting clip A is consistent with that of the connecting clip B;

preferably, the size of the inner side of the supporting sleeve is matched with that of the screw rod.

(III) advantageous effects

The utility model provides a differential pressure transmitter. The method has the following beneficial effects:

1. this differential pressure transmitter, when being connected connecting pipe and differential pressure transmitter main part, with the pipe connection in connecting pipe and the differential pressure transmitter main part, the fixed cover of pulling removes afterwards, then connecting clamp A and connecting clamp B rotate through connecting axle A and the connecting axle B in the fixed cover outside respectively, then connecting clamp A and connecting clamp B inboard respectively with connecting pipe surface contact, then rotate the adjusting screw in the connecting clamp A outside, inside adjusting screw that adjusting screw got into the connecting clamp B surface and seted up afterwards, make connecting clamp A and connecting clamp B inboard respectively with differential pressure transmitter main part surface in close contact with, thereby be convenient for be connected the pipeline in connecting pipe and the differential pressure transmitter main part fixedly, avoid the connecting pipe to take place to drop from the differential pressure transmitter main part.

2. This differential pressure transmitter, place the base inside with the differential pressure transmitter main part, rotate the connecting rod of base one side afterwards, the connecting rod drives the lead screw afterwards and rotates, then the supporting sleeve in the lead screw outside drives the limiting plate of support one side and removes, the limiting plate gets into inside the fixed plate afterwards, then rotate the stop screw of fixed plate one side, inside the stop screw that the stop screw got into the spacing plate surface and seted up afterwards, make fixed plate and limiting plate inboard respectively with differential pressure transmitter main part surface contact, thereby be convenient for fix the differential pressure transmitter main part.

Drawings

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

FIG. 2 is a schematic view of a partial structure A of the present invention;

fig. 3 is a schematic diagram of the internal structure of the base of the present invention.

In the figure: 1. a differential pressure transmitter main body; 2. a connecting rod; 3. a base; 4. a fixing plate; 5. a limit screw; 6. a limiting plate; 7. a limiting screw hole; 8. a support; 9. adjusting the screw rod; 10. a connecting clamp A; 11. a pipeline; 12. adjusting the screw hole; 13. a connecting shaft A; 14. fixing a sleeve; 15. connecting the shaft B; 16. a connecting clamp B; 17. supporting a sleeve; 18. and a screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-3, an embodiment of the present invention provides a technical solution: the utility model provides a differential pressure transmitter, including differential pressure transmitter main part 1 and

base

3, 1 one side of differential pressure transmitter main part is provided with fixed connection pipe's pipeline 11, fixed cover 14 has been cup jointed in the pipeline 11 outside, connecting axle A13 and connecting axle B15 are installed to fixed cover 14 outside symmetry, and connecting axle A13 is located connecting axle B15 top, connecting axle A13 one side is rotated and is connected with connecting clamp A10, connecting axle B15 one side is rotated and is connected with connecting clamp B16, connecting clamp A10 one side threaded connection has and adjusts the adjusting screw 9 that screw 12 is connected on the connecting clamp B16.

When the connecting pipe is connected with the differential pressure transmitter main body 1, the connecting pipe is connected with a pipeline 11 on the differential pressure transmitter main body 1, then the fixing sleeve 14 is pulled to move, then the connecting clamp A10 and the connecting clamp B16 respectively rotate through a connecting shaft A13 and a connecting shaft B15 on the outer side of the fixing sleeve 14, then the inner sides of the connecting clamp A10 and the connecting clamp B16 are respectively contacted with the surface of the connecting pipe, then the adjusting screw 9 on the outer side of the connecting clamp A10 is rotated, and then the adjusting screw 9 enters into an adjusting screw hole 12 formed in the surface of the connecting clamp B16, so that the inner sides of the connecting clamp A10 and the connecting clamp B16 are respectively contacted with the surface of the differential pressure transmitter main body 1 tightly, the connecting pipe is conveniently connected and fixed with the pipeline 11 on the differential pressure transmitter main body 1, and the connecting pipe is prevented from falling off the differential pressure transmitter main body 1;

in this embodiment, it should be added that one side of the base 3 is detachably connected with a connecting rod 2 driving a screw rod 18 to rotate, the outer side of the screw rod 18 is in threaded connection with a support sleeve 17, the outer side of the support sleeve 17 is welded with a bracket 8 for fixing a limit plate 6, and one side of the base 3 is welded with a fixing plate 4;

wherein, the inner side of the fixed plate 4 and the inner side of the limit plate 6 are respectively in close contact with the differential pressure transmitter main body 1, thereby facilitating the fixation of the differential pressure transmitter main body 1;

in this embodiment, it should be added that the outer side of the fixing plate 4 is connected with a limit screw 5 connected with a limit screw hole 7 on a limit plate 6 through a thread;

in this embodiment, it should be added that the size of the inner side of the limit screw hole 7 is matched with the limit screw 5;

the limiting screw 5 is convenient to fix the limiting plate 6;

in this embodiment, it should be added that the size of the connecting clip a10 is consistent with the size of the connecting clip B16;

the connecting clamp A10 and the connecting clamp B16 are arranged, so that the connecting pipe of the connecting pipeline 11 can be tightly fixed;

in this embodiment, it should be added that the inner dimension of the support 17 is matched with the screw rod 18.

The utility model discloses a theory of operation and use flow: place differential pressure transmitter main part 1 inside base 3 earlier, rotate the connecting rod 2 of base 3 one side afterwards, then connecting rod 2 drives lead screw 18 and rotates, then the journal bushing 17 in the lead screw 18 outside drives limiting plate 6 of support 8 one side and moves, subsequently limiting plate 6 gets into inside fixed plate 4, then rotate limiting screw 5 of fixed plate 4 one side, subsequently limiting screw 5 gets into inside the spacing screw 7 that limiting plate 6 surface was seted up, make fixed plate 4 and limiting plate 6 inboard respectively with differential pressure transmitter main part 1 surface contact, thereby be convenient for fix differential pressure transmitter main part 1, when being connected connecting pipe and differential pressure transmitter main part 1, earlier be connected the connecting pipe with pipeline 11 on differential pressure transmitter main part 1, later pulling fixed cover 14 and moving, then connecting clamp A10 and connecting clamp B16 rotate through connecting axle A13 and connecting axle B15 in the fixed cover 14 outside respectively, then connecting clamp A10 and connecting clamp B16 inboard respectively with connecting pipe surface contact, then rotate adjusting screw 9 in the connecting clamp A10 outside, then adjusting screw 9 gets into inside the adjusting screw 12 that the connecting clamp B16 surface was seted up, make connecting clamp A10 and connecting clamp B16 closely contact with the connecting pipe surface respectively, thereby it takes place to be convenient for differential pressure transmitter main part 1 to drop from the connecting pipe on the connecting pipe 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A differential pressure transmitter, characterized by: including differential pressure transmitter main part (1) and base (3), differential pressure transmitter main part (1) one side is provided with pipeline (11) of fixed connection pipe, fixed cover (14) have been cup jointed in pipeline (11) outside, connecting axle A (13) and connecting axle B (15) are installed to fixed cover (14) outside symmetry, and connecting axle A (13) are located connecting axle B (15) top, connecting axle A (13) one side is rotated and is connected with connection clamp A (10), connecting axle B (15) one side is rotated and is connected with connection clamp B (16), connecting clamp A (10) one side threaded connection has adjusting screw (9) of being connected with connection clamp B (16) on the regulation screw (12).

2. The differential pressure transmitter according to claim 1, wherein: base (3) one side can be dismantled and be connected with and drive lead screw (18) pivoted connecting rod (2), lead screw (18) outside threaded connection has a branch cover (17), the welding of branch cover (17) outside has support (8) of fixed limiting plate (6), the welding of base (3) one side has fixed plate (4).

3. The differential pressure transmitter according to claim 2, wherein: and the outer side of the fixed plate (4) is in threaded connection with a limiting screw (5) connected with a limiting screw hole (7) in the limiting plate (6).

4. A differential pressure transmitter according to claim 3, wherein: the size of the inner side of the limiting screw hole (7) is matched with that of the limiting screw rod (5).

5. The differential pressure transmitter according to claim 1, wherein: the size of the connecting clip A (10) is consistent with that of the connecting clip B (16).

6. The differential pressure transmitter according to claim 2, wherein: the size of the inner side of the supporting sleeve (17) is matched with that of the screw rod (18).