CN223870234U

CN223870234U - A quick-release pressure gauge connector

Info

Publication number: CN223870234U
Application number: CN202520337742.7U
Authority: CN
Inventors: 万春风; 郑平; 吴锋
Original assignee: Baowu Clean Energy Ezhou Co ltd
Current assignee: Baowu Clean Energy Ezhou Co ltd
Priority date: 2025-02-28
Filing date: 2025-02-28
Publication date: 2026-02-03
Anticipated expiration: 2035-02-28

Abstract

The utility model discloses a quick-disassembly pressure gauge joint, which comprises a mounting joint, wherein a pressure gauge body is arranged above the mounting joint, a pressure gauge end part is fixedly arranged below the pressure gauge body, the lower end of the pressure gauge end part is inserted into the mounting joint, an arc-shaped annular groove is arranged on the outer side of the pressure gauge end part, a plurality of through holes are formed in the outer side of the mounting joint, a marble is arranged in the through holes, the marble is placed in the arc-shaped annular groove, a ring sleeve is arranged on the outer side of the mounting joint, a trapezoid-shaped annular groove is arranged on the inner side of the ring sleeve, and the marble is placed above the trapezoid-shaped annular groove. The capacity of quick disassembly of the pressure gauge is realized, and the practicability is improved, so that the problems that the traditional pressure gauge is mostly installed on a measuring pipeline in a threaded connection mode, the disassembly and assembly of the pressure gauge are troublesome during replacement or inspection, and the use is very inconvenient are solved.

Description

Quick detachable pressure gauge joint

Technical Field

The utility model relates to the technical field of pressure gauge joints, in particular to a quick-disassembly pressure gauge joint.

Background

The pressure gauge is a meter which takes an elastic element as a sensitive element and is used for measuring and indicating pressure higher than ambient pressure, and is widely applied to various industrial processes and scientific research fields, such as a heating power pipe network, oil and gas transmission, a water and gas supply system, vehicle maintenance and the like, and the pressure gauge is required to be installed on a pipeline to be measured through a pressure gauge connector when being installed and used;

for example, the patent (a pressure gauge joint) with the bulletin number of CN210375510U comprises a connecting ring and a tubular first joint, wherein one end of the first joint is provided with a first connecting thread, the connecting ring is provided with a second connecting thread, the connecting ring is in threaded connection with one end of the first joint, an axial limiting structure is arranged between the connecting ring and the first joint, the axial limiting structure is provided with a third connecting thread, and the first joint is in threaded connection with the axial limiting structure;

The length of the first connector in the pressure gauge connector in the connecting ring can be adjusted in the prior art, but the pressure gauge connector does not have a quick dismounting structure, and most of traditional pressure gauges are mounted on a measuring pipeline in a threaded connection mode, so that the pressure gauge is troublesome to dismount and mount during replacement or inspection and inconvenient to use, and therefore, the market is urgent to develop a quick dismounting pressure gauge connector to help people solve the existing problems.

Disclosure of utility model

The utility model aims to provide a quick-disassembly pressure gauge joint, which solves the problems that the traditional pressure gauge provided in the background art is mostly installed on a measuring pipeline in a threaded connection mode, so that the pressure gauge is troublesome to disassemble and assemble during replacement or inspection and is very inconvenient to use.

In order to achieve the purpose, the quick-dismantling pressure gauge joint comprises a mounting joint, wherein a pressure gauge body is arranged above the mounting joint, a pressure gauge end part is fixedly arranged below the pressure gauge body, the lower end of the pressure gauge end part is inserted into the mounting joint, an arc-shaped annular groove is formed in the outer side of the pressure gauge end part, a plurality of through holes are formed in the outer side of the mounting joint, the through holes are annularly distributed, a marble is arranged in the through holes, the marble is placed in the arc-shaped annular groove, a ring sleeve is arranged in the outer side of the mounting joint, a trapezoid-shaped annular groove is arranged in the inner side of the ring sleeve, and the marble is placed in the upper portion of the trapezoid-shaped annular groove.

Preferably, the lower part of ring cover is provided with the annular plate, annular plate and installation joint fixed connection, the inside of ring cover is provided with the spring annular along the below of trapezoidal annular, the inside of spring annular is provided with compression spring one, compression spring one's upper end and ring cover fixed connection, compression spring one's lower extreme and annular plate fixed connection.

Preferably, the inside of manometer body is provided with manometer spring pipe, the below fixed mounting of manometer tip has the tip pressure head, the inside of manometer tip is provided with the spring pipe through-hole, and the lower extreme of spring pipe through-hole runs through the tip pressure head, the inside of spring pipe through-hole is extended into to the one end of manometer spring pipe.

Preferably, the inner part of the installation joint is provided with an inner convex ring block along the outer side of the end pressure head, and the installation joint and the inner convex ring block are arranged into an integrated structure.

Preferably, a unidirectional valve core is arranged in the installation joint along the lower part of the end pressure head, a compression spring II is fixedly arranged below the unidirectional valve core, a bottom plate is fixedly arranged below the compression spring II, and the bottom plate is fixedly connected with the installation joint.

Preferably, a plurality of vent holes are formed in the outer side of the bottom plate, and the vent holes are annularly distributed.

Preferably, a guide hole is formed in the middle of the inside of the bottom plate, a guide pillar is arranged in the second compression spring, the upper end of the guide pillar is fixedly connected with the one-way valve core, and the lower end of the guide pillar penetrates through the bottom plate through the guide hole.

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

(1) According to the utility model, the plurality of through holes are formed in the outer part of the mounting joint, and the marbles are arranged in the through holes and can be tightly matched with the arc-shaped annular grooves on the outer side of the end part of the pressure gauge, so that stable locking is realized, the annular sleeve arranged on the outer side of the mounting joint is designed, the trapezoid annular grooves on the inner side of the mounting joint are designed, extra support and limit are provided for the marbles, the stability of connection is enhanced, meanwhile, when the pressure gauge needs to be dismounted, the marbles are moved out from the arc-shaped annular grooves by lifting the annular sleeve, and the large-size part below the inner part of the trapezoid annular grooves corresponds to the marbles, so that the pressure gauge body can be pulled out rapidly, and therefore, the mounting and dismounting processes of the pressure gauge are simplified through the marbles locking and the trapezoid annular grooves, the replacement or inspection work of the pressure gauge can be performed rapidly, and the operation efficiency and convenience are improved greatly.

(2) According to the utility model, through the compression spring I, when the pressure gauge is quickly disassembled, the lifting ring sleeve drives the compression spring I to stretch, so that the compression spring I generates retraction force, and after the ring sleeve is loosened, the ring sleeve can automatically reset, thereby facilitating quick disassembly and assembly of the pressure gauge.

(3) According to the utility model, the unidirectional valve core and the compression spring II are arranged, so that the unidirectional valve core is pressed to move downwards to open the channel when the pressure gauge is installed, and is sealed by moving upwards under the tension of the spring when the pressure gauge is disassembled, thereby effectively preventing the medium inside the measuring pipeline from leaking and preventing the medium inside the measuring pipeline from leaking.

Drawings

FIG. 1 is a schematic illustration of a quick disconnect pressure gage coupler of the present utility model;

FIG. 2 is a cross-sectional view of the mounting adapter of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of the present utility model;

Fig. 4 is an enlarged schematic view of the B site of the present utility model.

The pressure gauge comprises a pressure gauge body, a pressure gauge end part, a curved ring groove, a mounting joint, a through hole, a 302, an inner convex ring block, a 4, a ring plate, a 5, a ring sleeve, a 501, a trapezoid ring groove, a 502, a spring ring groove, a 6, a pressure gauge spring tube, a 7, an end pressure head, a8, a marble, a 9, a compression spring I, a 10, a one-way valve core, a 11, a compression spring II, a 12, a guide pillar, a 13, a bottom plate, a 1301, a vent hole, a 1302 and a guide hole.

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.

Referring to fig. 1-4, the quick-dismantling pressure gauge joint comprises a mounting joint 3, wherein when the pressure gauge is installed and used, the lower end of the mounting joint 3 is fixedly connected with a measuring pipeline, a pressure gauge body 1 is arranged above the mounting joint 3, a pressure gauge end 2 is fixedly installed below the pressure gauge body 1, the lower end of the pressure gauge end 2 is inserted into the mounting joint 3, an arc-shaped annular groove 201 is arranged at the outer side of the pressure gauge end 2, a plurality of through holes 301 are formed at the outer side of the mounting joint 3, the through holes 301 are annularly arranged, a marble 8 is arranged in the through holes 301, the marble 8 is placed in the arc-shaped annular groove 201, a ring sleeve 5 is arranged at the outer side of the mounting joint 3, a trapezoid-shaped annular groove 501 is arranged at the inner side of the ring sleeve 5, and the marble 8 is placed above the trapezoid-shaped annular groove 501.

Through setting up a plurality of through-holes 301 in the installation joint 3 outside to settle the marble 8 in through-hole 301, these marble 8 can with the arc annular 201 tight fit in manometer tip 2 outside, realize firm locking, and the ring cover 5 that the installation joint 3 outside was equipped with, the design of its inboard trapezoidal annular 501 provides extra support and spacing for marble 8, the stability of connection has been strengthened, simultaneously when the manometer needs to be dismantled, through lifting up the ring cover 5, make the inside lower side bigger position of trapezoidal annular 501 correspond marble 8, marble 8 can follow arc annular 201 and remove, and then can extract the manometer body fast, consequently, through marble locking and trapezoidal annular cooperation mechanism, the installation and the dismantlement flow of manometer have been simplified, can carry out the change or the inspection work of manometer rapidly, operating efficiency and convenience have been greatly promoted, the dismouting difficulty and the time consuming problem that probably meet in the traditional threaded connection mode have effectively been avoided moreover, the practicality has been increased.

Referring to fig. 2 and 3, a ring plate 4 is disposed below a ring sleeve 5, the ring plate 4 is fixedly connected with an installation joint 3, a spring ring groove 502 is disposed inside the ring sleeve 5 along the lower side of a trapezoid ring groove 501, a compression spring I9 is disposed inside the spring ring groove 502, the upper end of the compression spring I9 is fixedly connected with the ring sleeve 5, and the lower end of the compression spring I9 is fixedly connected with the ring plate 4.

Through the compression spring one 9 that sets up, make the ring cover 5 can carry out elastic reset, and then when the manometer is dismantled fast, lift the ring cover 5 can drive compression spring one 9 and stretch, makes compression spring one 9 produce the retractive force to after loosening the ring cover 5, the ring cover 5 can automatic re-setting, makes things convenient for the quick assembly disassembly work of manometer.

Referring to fig. 2, a pressure gauge spring tube 6 is disposed in the pressure gauge body 1, an end pressure head 7 is fixedly mounted below the pressure gauge end 2, a spring tube through hole is disposed in the pressure gauge end 2, the lower end of the spring tube through hole penetrates through the end pressure head 7, one end of the pressure gauge spring tube 6 extends into the spring tube through hole, a plurality of transverse holes are disposed in the end pressure head 7, and the transverse holes are communicated with the spring tube through hole, so that the pressure gauge can work normally.

The cooperation of the pressure gauge spring tube 6 and the end pressure head 7, and the communication design of the transverse hole and the spring tube through hole ensure accurate transmission and measurement of pressure signals.

Referring to fig. 2, an inner convex ring block 302 is disposed inside the installation joint 3 along the outer side of the end pressure head 7, the installation joint 3 and the inner convex ring block 302 are integrally formed, a unidirectional valve core 10 is disposed inside the installation joint 3 along the lower side of the end pressure head 7, a compression spring II 11 is fixedly mounted below the unidirectional valve core 10, a bottom plate 13 is fixedly mounted below the compression spring II 11, and the bottom plate 13 is fixedly connected with the installation joint 3.

Through the unidirectional valve core 10 and the compression spring second 11 that set up for when the manometer installation connects, tip pressure head 7 can push down unidirectional valve core 10, makes compression spring second 11 compress, and then interior bulge loop piece 302 position is opened, make things convenient for the manometer to carry out pressure monitoring, and when the manometer is dismantled from the joint, through compression spring second 11's elastic tension, unidirectional valve core 10 can upwards move sealed interior bulge loop piece 302 position, and then through unidirectional valve core 10 pressurized down move open the passageway when the manometer is installed, then upwards move sealed through spring tension when dismantling, effectively prevented the leakage of measuring pipeline inside medium, prevent measuring pipeline inside medium leakage.

Referring to fig. 4, a plurality of ventilation holes 1301 are formed on the outer side of the inside of the bottom plate 13, and the plurality of ventilation holes 1301 are annularly arranged.

The vent 1301 is arranged, so that the medium can freely circulate above and below the bottom plate 13, the normal operation of the pressure gauge is facilitated, and the accuracy and stability of pressure measurement are ensured.

Referring to fig. 2 and 4, a guide hole 1302 is formed in the middle of the inside of the bottom plate 13, a guide post 12 is arranged in the second compression spring 11, the upper end of the guide post 12 is fixedly connected with the unidirectional valve core 10, and the lower end of the guide post 12 penetrates through the bottom plate 13 through the guide hole 1302.

The cooperation of the guide post 12 and the guide hole 1302 ensures stable movement of the unidirectional valve core 10 in the vertical direction, and avoids lateral offset or jamming.

During the use, during the installation, manometer body 1 inserts inside installation joint 3 through manometer tip 2 of its below, the arc annular 201 in manometer tip 2 outside and the marble 8 in the outside through-hole 301 of installation joint 3 closely cooperate, realize the locking, and when the manometer is installed in place, tip pressure head 7 pushes down one-way case 10, make compression spring two 11 compress, interior bulge loop piece 302 position is opened, allow the medium circulation to carry out pressure monitoring, during the manometer dismantles, lift up ring cover 5, make the inside lower part of trapezoidal annular 501 size bigger position correspond marble 8, marble 8 can be shifted out in the arc annular 201, manometer body 1 can extract fast, at this moment, one-way case 10 upwards moves under compression spring two 11's elasticity tension effect, seal interior bulge loop piece 302 position, prevent the inside medium leakage of measuring pipe.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 quick detachable pressure gauge joint, includes installation joint (3), its characterized in that the top of installation joint (3) is provided with pressure gauge body (1), the below fixed mounting of pressure gauge body (1) has pressure gauge tip (2), the inside of installation joint (3) is inserted to the lower extreme of pressure gauge tip (2), the outside of pressure gauge tip (2) is provided with arc annular (201), the outside of installation joint (3) is provided with a plurality of through-holes (301), a plurality of through-holes (301) are arranged in the annular, the inside of through-hole (301) is provided with marble (8), the inside of arc annular (201) is put into to marble (8), the outside of installation joint (3) is provided with ring cover (5), the inboard of ring cover (5) is provided with trapezoidal annular (501), the inside top of trapezoidal annular (501) is put into to marble (8).

2. The quick detachable pressure gauge joint according to claim 1, wherein a ring plate (4) is arranged below the ring sleeve (5), the ring plate (4) is fixedly connected with the mounting joint (3), a spring ring groove (502) is arranged inside the ring sleeve (5) along the lower side of the trapezoid ring groove (501), a compression spring I (9) is arranged inside the spring ring groove (502), the upper end of the compression spring I (9) is fixedly connected with the ring sleeve (5), and the lower end of the compression spring I (9) is fixedly connected with the ring plate (4).

3. The quick detachable pressure gauge joint according to claim 1, wherein a pressure gauge spring tube (6) is arranged in the pressure gauge body (1), an end pressure head (7) is fixedly arranged below the pressure gauge end (2), a spring tube through hole is formed in the pressure gauge end (2), the lower end of the spring tube through hole penetrates through the end pressure head (7), and one end of the pressure gauge spring tube (6) extends into the spring tube through hole.

4. A quick detachable pressure gauge joint according to claim 3, wherein the inner part of the mounting joint (3) is provided with an inner convex ring block (302) along the outer side of the end pressure head (7), and the mounting joint (3) and the inner convex ring block (302) are arranged into an integral structure.

5. The quick detachable pressure gauge joint according to claim 4, wherein a one-way valve core (10) is arranged inside the mounting joint (3) along the lower part of the end pressure head (7), a compression spring II (11) is fixedly arranged below the one-way valve core (10), a bottom plate (13) is fixedly arranged below the compression spring II (11), and the bottom plate (13) is fixedly connected with the mounting joint (3).

6. A quick detachable pressure gauge joint according to claim 5, wherein a plurality of vent holes (1301) are formed in the outer side of the inside of the base plate (13), and the vent holes (1301) are annularly arranged.

7. The quick detachable pressure gauge joint according to claim 6, wherein a guide hole (1302) is formed in the middle of the inside of the bottom plate (13), a guide pillar (12) is arranged in the compression spring II (11), the upper end of the guide pillar (12) is fixedly connected with the one-way valve core (10), and the lower end of the guide pillar (12) penetrates through the bottom plate (13) through the guide hole (1302).