CN212110444U

CN212110444U - Pressure transmitter with good sealing performance

Info

Publication number: CN212110444U
Application number: CN202021034036.9U
Authority: CN
Inventors: 王天翔; 宋晓峰
Original assignee: Tianjin Lingyu Technology Co ltd
Current assignee: Tianjin Lingyu Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-12-08
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a pressure transmitter that leakproofness is good, pressure transmitter that leakproofness is good includes gauge outfit, inlet tube and outlet pipe, the fixed inlet tube that is provided with in gauge outfit top both sides, the fixed outlet pipe that is provided with in gauge outfit bottom, the equal fixedly connected with coupling mechanism in inlet tube both ends, coupling mechanism and the equal activity in outlet pipe surface have cup jointed sealing mechanism, gauge outfit lateral wall fixed mounting has fixed establishment. The utility model discloses a rubber sleeve and supporting spring mutually support and can support metal collapsible tube, when closing the pipeline suddenly, metal collapsible tube can absorb the vibration that comes in the pipeline transmission to avoid the vibration to transmit on the gauge outfit, reduce the destruction of water hammer effect to coupling mechanism and pipe connection department, make pressure transmitter sealed effect better when using, and can carry out quick installation and dismantlement to the gauge outfit, it is more convenient to use.

Description

Pressure transmitter with good sealing performance

Technical Field

The utility model relates to a measuring equipment technical field specifically is a pressure transmitter that leakproofness is good.

Background

Pressure transmitters in general consist primarily of a load cell sensor (also referred to as a pressure sensor), measurement circuitry, and process connections. The pressure transmitter can convert physical pressure parameters of gas, liquid and the like sensed by a pressure measuring element sensor into standard electric signals (such as 4-20 mADC and the like) to supply to secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process regulation, and is an instrument which receives pressure variables, converts the pressure variables into standard output signals according to a certain proportion after sensing conversion. The output signal of the transducer is transmitted to a central control room for pressure indication, recording or control.

However, the existing pressure transmitter has the following disadvantages in the use process:

the sealed effect of current pressure transmitter in the use is not good, and liquid in the pipeline is closed the back suddenly, and liquid stops suddenly and can form the water hammer effect in the pipeline, thereby destroys gauge outfit and pipe connection department under the effect of vibration, thereby reduces the sealed effect between gauge outfit and pipeline, simultaneously just inconvenient to fix the gauge outfit, and the gauge outfit directly supports through the pipeline, and the effect of gauge outfit gravity is tenesmus down, also influences the sealed effect between gauge outfit and pipeline.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure transmitter that leakproofness is good, it is not good at the sealed effect of use with current pressure transmitter among the above-mentioned background art of solution, liquid in the pipeline is closed the back suddenly, liquid stops suddenly and can form the water hammer effect in the pipeline, thereby destroy gauge outfit and pipe connection department under the effect of vibration, thereby reduce the sealed effect between gauge outfit and pipeline, simultaneously inconvenient fix the gauge outfit, the gauge outfit directly supports through the pipeline, the effect of gauge outfit gravity is tenesmus down, also influence the problem of the sealed effect between gauge outfit and pipeline.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressure transmitter that leakproofness is good, pressure transmitter that leakproofness is good includes gauge outfit, inlet tube and outlet pipe, the fixed inlet tube that is provided with in gauge outfit top both sides, the fixed outlet pipe that is provided with in gauge outfit bottom, the equal fixedly connected with coupling mechanism in inlet tube both ends, coupling mechanism and the equal activity in outlet pipe surface have cup jointed sealing mechanism, gauge outfit lateral wall fixed mounting has fixed establishment, and the gauge outfit bottom is connected with outlet pipe through the outlet pipe, and gauge outfit top both sides are connected with inlet pipe through the inlet tube, and water flows through from the gauge outfit to can measure discharge and water pressure.

Preferably, the connecting mechanism consists of a metal hose, a threaded joint, a limiting ring, a rubber sleeve, a supporting spring and a pipe sleeve, and the metal hose, the threaded joint, the limiting ring, the rubber sleeve, the supporting spring and the pipe sleeve form the connecting mechanism.

Preferably, one end of the metal hose is fixedly connected with one end of the water inlet pipe respectively, the other end of the metal hose is fixedly connected with a threaded joint, a limiting ring is integrally formed on the surface of one end of the threaded joint, a rubber sleeve is fixedly wrapped on the surface of the metal hose, a supporting spring is fixedly sleeved on the surface of the rubber sleeve, one end of the supporting spring is connected with the limiting ring, a pipe sleeve is arranged on the surface of the connecting mechanism, two ends of the water inlet pipe of the gauge head are respectively connected with a connecting mechanism, a metal hose is arranged in an inner cavity of the connecting mechanism, the other end of the metal hose is fixedly connected with the threaded joint and can be quickly connected with the pipeline through the threaded joint, the metal hose is soft in texture, the rubber sleeve is sleeved on the surface of the metal hose, the supporting spring is sleeved on the surface of the rubber sleeve, the metal hose can absorb the vibration transmitted in the pipeline, so that the vibration is prevented from being transmitted to the meter head, the damage to the connection part of the connecting mechanism and the pipeline due to the water hammer effect is reduced, and the sealing effect of the pressure transmitter is better when the pressure transmitter is used.

Preferably, sealing mechanism comprises rubber tube and solid fixed ring, the equal activity of rubber tube cup joints on pipe box and outlet pipe surface, the equal activity of rubber tube both ends is pegged graft and is had solid fixed ring, seals the pipeline junction through the rubber tube to close the rubber tube both ends through the fixed ring, thereby will further promote the sealed effect to pressure transmitter.

Preferably, fixed establishment comprises fixed hook, mounting panel, No. two fixed hooks and magnetic path, the fixed welding of fixed hook is on gauge outfit lateral wall surface No. one, gauge outfit one side activity is provided with the mounting panel, the fixed welding of mounting panel surface has No. two fixed hooks, and No. two fixed hooks and the mutual interlock of fixed hook, No. two fixed hooks and the equal fixed magnetic path of inlaying of fixed hook inner chamber have, fix the mounting panel in the installation department, through the mutual interlock of a fixed hook and No. two fixed hooks to can carry out quick fixed to the gauge outfit, and No. two fixed hooks and the equal fixed magnetic path of inlaying of fixed hook inner chamber have, can fix more stability to the gauge outfit through the magnetic path inter attraction, and through supporting the gauge outfit, can prevent that the gauge outfit from weighing down and influence the sealed effect of junction.

Preferably, one end of the connecting mechanism is connected with a sealing cap through a threaded connector in a threaded manner, and the sealing cap can seal one end of the water outlet pipe.

The utility model provides a pressure transmitter that leakproofness is good possesses following beneficial effect:

(1) the utility model discloses the inlet tube both ends of gauge outfit are connected with coupling mechanism respectively, the coupling mechanism inner chamber is provided with metal collapsible tube, metal collapsible tube other end fixedly connected with screwed joint, can be connected with the pipeline fast through screwed joint, the metal collapsible tube texture is soft, and the metal collapsible tube surface has cup jointed the rubber sleeve, the rubber sleeve surface has cup jointed supporting spring, can support metal collapsible tube through rubber sleeve and supporting spring mutually support, when closing the pipeline suddenly, metal collapsible tube can absorb the vibration that comes in the pipeline transmission, thereby avoid the vibration transmission to the gauge outfit on, reduce the destruction of water hammer effect to coupling mechanism and pipe connection department, make pressure transmitter sealed effect when using better.

(2) The utility model discloses fix the mounting panel in installation department, through the mutual interlock of a fixed hook and No. two fixed hooks to can carry out quick fixed to the gauge outfit, and No. two fixed hooks and a fixed hook inner chamber all fixed inlay have the magnetic path, can fix more stability to the gauge outfit through the magnetic path inter attraction, and through supporting the gauge outfit, can prevent that the gauge outfit from weighing down and influencing the sealed effect of junction.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the connecting mechanism of the present invention;

fig. 4 is a schematic view of the sealing structure of the present invention.

In the figure: 1. a gauge head; 101. a water inlet pipe; 102. a water outlet pipe; 2. a connecting mechanism; 201. a metal hose; 202. a threaded joint; 203. a limiting ring; 204. a rubber sleeve; 205. a support spring; 206. pipe sleeve; 3. a sealing mechanism; 301. a rubber tube; 302. a fixing ring; 4. a fixing mechanism; 401. a first fixed hook; 402. mounting a plate; 403. a second fixed hook; 404. a magnetic block; 5. and (7) sealing the cap.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a pressure transmitter that leakproofness is good, pressure transmitter that leakproofness is good includes gauge outfit 1, inlet tube 101 and outlet pipe 102, the fixed inlet tube 101 that is provided with in 1 top both sides of gauge outfit, the fixed outlet pipe 102 that is provided with in 1 bottom of gauge outfit, the equal fixedly connected with coupling mechanism 2 in inlet tube 101 both ends, coupling mechanism 2 and the equal activity in outlet pipe 102 surface have cup jointed

sealing mechanism

3, 1 lateral wall fixed mounting of gauge outfit has fixed

establishment

4, and 1 bottom of gauge outfit is connected with outlet pipe way through

outlet pipe

102, and 1 top both sides of gauge outfit are connected with inlet pipe way through inlet tube 101, and water flows through in the gauge outfit 1 to can measure discharge and water pressure.

The connecting mechanism 2 is composed of a metal hose 201, a threaded joint 202, a limiting ring 203, a rubber sleeve 204, a supporting spring 205 and a pipe sleeve 206, and the metal hose 201, the threaded joint 202, the limiting ring 203, the rubber sleeve 204, the supporting spring 205 and the pipe sleeve 206 form the connecting mechanism 2.

The utility model discloses a flexible pipe, including inlet tube 101, metal collapsible tube 201, rubber sleeve 204, supporting spring 205, spacing ring 203, coupling mechanism 2, pipe sleeve 206, table 1's inlet tube 101 both ends are connected with coupling mechanism 2 respectively, coupling mechanism 2 inner chamber is provided with metal collapsible tube 201, and metal collapsible tube 201 other end fixedly connected with threaded joint 202, threaded joint 202 one end links to each other with spacing ring 203, coupling mechanism 2 surface is provided with pipe box 206, table 1's inlet tube 101 both ends are connected with coupling mechanism 2 respectively, and coupling mechanism 2 inner chamber is provided with metal collapsible tube 201, and metal collapsible tube 201 other end fixedly connected with threaded joint 202 can be connected with the pipeline fast through threaded joint 202, and metal collapsible tube 201 is soft in texture, and metal collapsible tube 201 surface cup joints rubber sleeve 204, and rubber sleeve 204 surface cup joints supporting spring 205, can support metal collapsible tube 201, when closing the pipeline suddenly, metal collapsible tube 201 can absorb the vibration that comes in the pipeline transmission to on avoiding vibration transmission to gauge outfit 1, reduce the destruction of water hammer effect to coupling mechanism 2 and pipeline junction, make pressure transmitter sealed effect when using better.

The sealing mechanism 3 is composed of a rubber tube 301 and a fixing ring 302, the rubber tube 301 is movably sleeved on the surfaces of the tube sleeve 206 and the water outlet tube 102, the fixing ring 302 is movably inserted at two ends of the rubber tube 301, the pipeline joint is sealed through the rubber tube 301, and the two ends of the rubber tube 301 are closed through the fixing ring 302, so that the sealing effect of the pressure transmitter is further improved.

The fixing mechanism 4 consists of a first fixing hook 401, a mounting plate 402, a second fixing hook 403 and a magnetic block 404, the first fixing hook 401 is fixedly welded on the surface of the side wall of the watch head 1, one side of the watch head 1 is movably provided with a mounting plate 402, the surface of the mounting plate 402 is fixedly welded with a second fixing hook 403, the second fixing hook 403 and the first fixing hook 401 are mutually meshed, the inner cavities of the second fixing hook 403 and the first fixing hook 401 are fixedly embedded with magnetic blocks 404, the mounting plate 402 is fixed at the mounting position and mutually meshed through the first fixing hook 401 and the second fixing hook 403, thereby rapidly fixing the watch head 1, the inner cavities of the second fixing hook 403 and the first fixing hook 401 are fixedly embedded with the magnetic block 404, through magnetic path 404 inter attraction can be fixed more stable to gauge outfit 1, and through supporting gauge outfit 1, can prevent that gauge outfit 1 from weighing down the sealed effect that influences the junction.

One end of the connecting mechanism 2 is connected with a sealing cap 5 through a threaded joint 202 in a threaded manner, and the sealing cap 5 can seal one end of the water outlet pipe 102.

It should be noted that, when the pressure transmitter with good sealing performance works, the bottom of the gauge head 1 is connected with a water outlet pipeline through the water outlet pipe 102, two sides of the top of the gauge head 1 are connected with a water inlet pipeline through the water inlet pipe 101, and water flows through the gauge head 1, so that water flow and water pressure can be measured, wherein two ends of the water inlet pipe 101 of the gauge head 1 are respectively connected with the connection mechanism 2, the inner cavity of the connection mechanism 2 is provided with the metal hose 201, the other end of the metal hose 201 is fixedly connected with the threaded connector 202, the metal hose 201 can be quickly connected with a pipeline through the threaded connector 202, the metal hose 201 is soft in texture, the surface of the metal hose 201 is sleeved with the rubber sleeve 204, the surface of the rubber sleeve 204 is sleeved with the supporting spring 205, the metal hose 201 can be supported through the mutual matching of the rubber sleeve 204 and the supporting spring 205, when the pipeline is suddenly closed, thereby avoiding the vibration from being transmitted to the gauge head 1, reducing the damage of the water hammer effect to the connection part of the connecting mechanism 2 and the pipeline and ensuring that the sealing effect of the pressure transmitter is better when the pressure transmitter is used; the joint of the pipelines is sealed through the rubber pipe 301, and the two ends of the rubber pipe 301 are closed through the fixing ring 302, so that the sealing effect on the pressure transmitter is further improved; fix mounting panel 402 in installation department, through a stationary hook 401 and the mutual interlock of No. two stationary hooks 403 to can carry out quick fixed to gauge outfit 1, and No. two stationary hooks 403 and a stationary hook 401 inner chamber are all fixed to be inlayed and are had magnetic path 404, can fix more stability to gauge outfit 1 through magnetic path 404 inter attraction, and through supporting gauge outfit 1, can prevent that gauge outfit 1 from weighing down and influencing the sealed effect of junction.

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. The utility model provides a pressure transmitter that leakproofness is good which characterized in that: pressure transmitter that the leakproofness is good includes gauge outfit (1), inlet tube (101) and outlet pipe (102), fixed inlet tube (101) that is provided with in gauge outfit (1) top both sides, fixed outlet pipe (102) that is provided with in gauge outfit (1) bottom, the equal fixedly connected with coupling mechanism (2) in inlet tube (101) both ends, coupling mechanism (2) and outlet pipe (102) surface all activity have cup jointed sealing mechanism (3), gauge outfit (1) lateral wall fixed mounting has fixed establishment (4).

2. The pressure transmitter of claim 1, wherein: the connecting mechanism (2) is composed of a metal hose (201), a threaded joint (202), a limiting ring (203), a rubber sleeve (204), a supporting spring (205) and a pipe sleeve (206).

3. The pressure transmitter of claim 2, wherein: metal collapsible tube (201) one end is fixed continuous with inlet tube (101) one end respectively, the equal fixedly connected with screwed joint (202) of metal collapsible tube (201) other end, screwed joint (202) one end surface integrated into one piece has spacing ring (203), metal collapsible tube (201) fixed surface cladding has rubber sleeve (204), rubber sleeve (204) fixed surface cover has connect supporting spring (205), and supporting spring (205) one end links to each other with spacing ring (203), coupling mechanism (2) surface is provided with pipe box (206).

4. The pressure transmitter of claim 1, wherein: the sealing mechanism (3) is composed of a rubber pipe (301) and a fixing ring (302), the rubber pipe (301) is movably sleeved on the surfaces of the pipe sleeve (206) and the water outlet pipe (102), and the fixing ring (302) is movably inserted at two ends of the rubber pipe (301).

5. The pressure transmitter of claim 1, wherein: fixed establishment (4) comprise fixed hook (401), mounting panel (402), No. two fixed hooks (403) and magnetic path (404), fixed hook (401) fixed welding is on gauge outfit (1) lateral wall surface No. one, gauge outfit (1) one side activity is provided with mounting panel (402), mounting panel (402) fixed surface welding has No. two fixed hooks (403), and No. two fixed hooks (403) and fixed hook (401) interlock each other, No. two fixed hooks (403) and fixed hook (401) inner chamber all fixed inlay have magnetic path (404).

6. The pressure transmitter of claim 3, wherein: one end of the connecting mechanism (2) is connected with a sealing cap (5) through a threaded joint (202) in a threaded manner.