CN211042575U

CN211042575U - Differential pressure transmitter convenient to connect

Info

Publication number: CN211042575U
Application number: CN201922480611.1U
Authority: CN
Inventors: 孟凡良; 魏雯霞; 陆胜; 张永汪; 杨正好
Original assignee: Shanghai Duotong Information Technology Co ltd
Current assignee: Shanghai Duotong Information Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-07-17
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a differential pressure transmitter technical field specifically is a differential pressure transmitter convenient to connect, including the changer body, the bottom of changer body is provided with the supporting seat, be connected with two extension pipes on the supporting seat, the extension pipe is kept away from the one end of supporting seat is connected with the pressure measurement probe, just the one end of extension pipe with the connection can be dismantled to the supporting seat, the other end of extension pipe with the connection can be dismantled to the pressure measurement probe, be equipped with two recesses on the supporting seat, the inner wall of recess is equipped with the intercommunication the screw of supporting seat, the one end of extension pipe through the screwed pipe that sets up with screw threaded connection, be equipped with the connecting pipe on the pressure measurement probe, be equipped with the external screw thread on the connecting pipe, the thread cover of extension pipe one end the external screw. This differential pressure transmitter convenient to connect is convenient for change the extension pipe of different length and is carried out differential pressure measurement, and sealed effect is better, convenient to use.

Description

Differential pressure transmitter convenient to connect

Technical Field

The utility model relates to a differential pressure transmitter technical field specifically is a differential pressure transmitter convenient to connect.

Background

The differential pressure transmitter is a typical self-balancing detecting instrument, and overcomes the influence of adverse factors such as element materials, processing technology and the like by utilizing the working principle of negative feedback. The differential pressure transmitter is used for preventing a medium in a pipeline from directly entering the transmitter, and the pressure sensing diaphragm is connected with the transmitter through a capillary filled with fluid. The device is used for measuring the liquid level, the flow and the pressure of liquid, gas or steam, and then converting the liquid, the flow and the pressure into 4-20 mA DC signals to be output.

At present, the differential pressure transmitter of current measurement liquid level places respectively at high liquid level and low liquid level end through two pressure measurement probe and measures, but is connected through the connecting pipe between pressure measurement probe and the changer, because the pipeline of the different length of liquid level height needs measures, and connecting pipe fixed connection between current pressure measurement probe and the changer is not convenient for change, has certain limitation in the operation process, is not convenient for use. In view of this, we propose a differential pressure transmitter that is easy to connect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a differential pressure transmitter convenient to connect to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides a differential pressure transmitter convenient to connect, includes the changer body, the bottom of changer body is provided with the supporting seat, be connected with two extension pipes on the supporting seat, the extension pipe is kept away from the one end of supporting seat is connected with the pressure measurement probe, just the one end of extension pipe with the connection can be dismantled to the supporting seat, the other end of extension pipe with the connection can be dismantled to the pressure measurement probe.

Preferably, the supporting seat is provided with two grooves, the inner walls of the grooves are provided with screw holes communicated with the supporting seat, and one end of the extension pipe is in threaded connection with the screw holes through the arranged threaded pipes.

Preferably, the threaded pipe is connected with a first sealing plug, and the first sealing plug is in insertion fit with the groove.

Preferably, the pressure measuring probe is provided with a connecting pipe, the connecting pipe is provided with an external thread, one end of the extension pipe, which is far away from the supporting seat, is provided with a threaded cover, and the threaded cover is in threaded connection with the connecting pipe through the external thread.

Preferably, a through hole is formed in the threaded cover, and a second sealing gasket is connected to one end, penetrating through the through hole, of the extension pipe.

Preferably, one end of the extension pipe, which is close to the support seat, is provided with a sleeve, and the sleeve is in sleeve joint with the extension pipe.

Preferably, the transmitter body is provided with a display panel.

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

1. this differential pressure transmitter convenient to connect, the one end of extension pipe can be dismantled with the supporting seat of the bottom of changer body and be connected, the other end and the pressure measurement probe of extension pipe can be dismantled and be connected, be convenient for connect, and at the in-process that uses, the screwed pipe is passed through to the one end of extension pipe and is screwed off from the supporting seat, the other end of extension pipe is screwed off from the pressure measurement probe through the screw cap, can change the extension pipe of different length, moreover, the steam generator is simple in structure, convenient for connection, solve the problem of being not convenient for change connecting wire between differential pressure transmitter and the pressure measurement probe.

2. This differential pressure transmitter convenient to connect is connected with first sealing plug on the screwed pipe for strengthen the sealed effect of screwed pipe and supporting seat junction, the one end of extension pipe is connected with the sealed pad of second, is used for strengthening the sealed effect of screw cap and connecting pipe junction.

Drawings

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

fig. 2 is a schematic structural diagram of a transmitter body in the present invention;

FIG. 3 is a schematic structural view of the extension tube of the present invention;

fig. 4 is a schematic structural view of the middle pressure measuring probe of the present invention.

In the figure: 1. a transmitter body; 11. a supporting seat; 111. a groove; 112. a screw hole; 12. a display panel; 2. an extension tube; 21. a threaded pipe; 211. a first sealing plug; 22. a second sealing plug; 23. a threaded cap; 231. a through hole; 24. a sleeve; 3. a pressure measuring probe; 31. a connecting pipe; 311. and (4) external threads.

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 this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a differential pressure transmitter convenient to connect, includes changer body 1, the bottom of changer body 1 is provided with supporting seat 11, is connected with two extension pipes 2 on the supporting seat 11, and the one end that supporting seat 11 was kept away from to extension pipe 2 is connected with pressure probe 3, and the one end of extension pipe 2 can be dismantled with supporting seat 11 and be connected, and extension pipe 2's the other end can be dismantled with pressure probe 3 and be connected, and is concrete: be equipped with two recesses 111 on the supporting seat 11, the inner wall of recess 111 is equipped with the screw 112 of intercommunication supporting seat 11, the screwed pipe 21 and the screw 112 threaded connection that set up are passed through to the one end of extension pipe 2, be equipped with connecting pipe 31 on the pressure measuring probe 3, be equipped with external screw thread 311 on the connecting pipe 31, the one end that the supporting seat 11 was kept away from to extension pipe 2 is equipped with screw cap 23, screw cap 23 passes through external screw thread 311 and connecting pipe 31 threaded connection, with this through extension pipe 2 with pressure measuring probe 3 connect on the supporting seat 11 of changer body 1, be convenient for utilize extension pipe 2 to adapt to the pressure measurement of different liquid level differences, and in-process when using, screwed pipe 21 is passed through from supporting seat 11 and is down to the one end of extension pipe 2, the other end of extension pipe 2 passes through screw cap 23 and down from pressure measuring probe 3.

Further, a first sealing plug 211 is connected to the threaded pipe 21, the first sealing plug 211 is in plug-in fit with the groove 111, and the first sealing plug 211 is made of hard rubber and used for enhancing the sealing effect of the joint of the threaded pipe 21 and the support seat 11.

Specifically, be equipped with through-hole 231 on the screw cap 23, the one end that extension pipe 2 passed through-hole 231 is connected with the second sealed 22 that fills up, and screw cap 23 overlaps through-hole 231 and establishes on extension pipe 2, and screw cap 23 is through the in-process that external screw thread 311 precession to connecting pipe 31, supports the second sealed 22 that fills up and holds the opening part at connecting pipe 31, and second sealing plug 22 adopts the stereoplasm rubber material for strengthen the sealed effect of screw cap 23 and connecting pipe 31 junction.

It is worth to say that, the one end that extension pipe 2 is close to supporting seat 11 is equipped with sleeve pipe 24, and sleeve pipe 24 and extension pipe 2 cup joint the cooperation, and sleeve pipe 24 adopts the rubber material, and sleeve pipe 24 can adopt the mode of bonding to fix on extension pipe 2, is convenient for utilize sleeve pipe 24 to play certain guard action to the one end of extension pipe 2, prevents that extension pipe 2 from being broken.

Besides, the transmitter body 1 is provided with a display panel 12, and the display panel 12 is used for displaying the difference value of the pressure values detected by the two pressure measuring probes 3.

The differential pressure transmitter convenient to connect of this embodiment is when using, is connected with two extension pipes 2 on the supporting seat 11 of the bottom of changer body 1, and the one end that supporting seat 11 was kept away from to extension pipe 2 is connected with pressure measuring probe 3, and the one end of extension pipe 2 can be dismantled with supporting seat 11 and be connected, and extension pipe 2's the other end can be dismantled with pressure measuring probe 3 and be connected, is convenient for connect, and is concrete: two recess 111 inner walls on supporting seat 11 are equipped with the screw 112 of intercommunication supporting seat 11, the screwed pipe 21 and the screw 112 threaded connection that set up are passed through to the one end of extension pipe 2, be equipped with the threaded cap 23 threaded connection of connecting pipe 31 and extension pipe 2 one end on the pressure measurement probe 3, connect pressure measurement probe 3 on the supporting seat 11 of changer body 1 through extension pipe 2 with this, be convenient for utilize extension pipe 2 to adapt to the pressure measurement of different liquid level differences, and in the use, the screwed pipe 21 is passed through to the one end of extension pipe 2 from supporting seat 11 and is down screwed, the other end of extension pipe 2 passes through threaded cap 23 and follows pressure measurement probe 3 and screw down, can change the extension pipe of different length, moreover, the steam generator is simple in structure, and convenient for connection, the problem of being not convenient for changing the connecting wire between differential pressure transmitter and the pressure measurement.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a differential pressure transmitter convenient to connect, includes transmitter body (1), its characterized in that: the bottom of changer body (1) is provided with supporting seat (11), be connected with two extension pipes (2) on supporting seat (11), extension pipe (2) are kept away from the one end of supporting seat (11) is connected with pressure probe (3), just the one end of extension pipe (2) with supporting seat (11) can be dismantled and be connected, the other end of extension pipe (2) with the connection can be dismantled in pressure probe (3).

2. The readily connectable differential pressure transmitter of claim 1, wherein: the supporting seat is characterized in that two grooves (111) are formed in the supporting seat (11), a screw hole (112) communicated with the supporting seat (11) is formed in the inner wall of each groove (111), and one end of the extension pipe (2) is in threaded connection with the screw hole (112) through a threaded pipe (21).

3. The readily connectable differential pressure transmitter of claim 2, wherein: the threaded pipe (21) is connected with a first sealing plug (211), and the first sealing plug (211) is in plug-in fit with the groove (111).

4. The readily connectable differential pressure transmitter of claim 1, wherein: be equipped with connecting pipe (31) on pressure measuring probe (3), be equipped with external screw thread (311) on connecting pipe (31), extension pipe (2) are kept away from the one end of supporting seat (11) is equipped with screw cap (23), screw cap (23) pass through external screw thread (311) with connecting pipe (31) threaded connection.

5. The readily connectable differential pressure transmitter of claim 4, wherein: be equipped with through-hole (231) on screw cap (23), extension pipe (2) pass the one end of through-hole (231) is connected with second sealed pad (22).

6. The readily connectable differential pressure transmitter of claim 1, wherein: one end of the extension pipe (2) close to the supporting seat (11) is provided with a sleeve (24), and the sleeve (24) is in sleeve joint with the extension pipe (2).

7. The readily connectable differential pressure transmitter of claim 1, wherein: the transmitter body (1) is provided with a display panel (12).