CN217605171U

CN217605171U - Pressure gauge joint

Info

Publication number: CN217605171U
Application number: CN202221547344.0U
Authority: CN
Inventors: 林和文
Original assignee: Wenzhou Heqiang Hardware Products Co ltd
Current assignee: Wenzhou Heqiang Hardware Products Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-18
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a pressure gauge joint, its structure is including connecting the main part, its characterized in that: connect main part both ends to be provided with respectively and connect table end and takeover end, takeover end inner wall has been seted up first through-hole and the outer wall interval is provided with two spacing rings, it is provided with the holding ring to rotate between two spacing rings, the holding ring inner wall is located the first through-hole and corresponds the concave holding hole that is equipped with of department, the holding hole embeds there is the end cap that is used for realizing the shutoff to first through-hole, the holding ring inner wall is located the clockwise 90 positions departments in holding hole and has seted up the second through-hole, the assembly concave position has been seted up to the second through-hole outer end and the assembly concave position embeds has been put and has been let off the pressure equipment.

Description

Pressure gauge joint

Technical Field

The utility model relates to a metal accessories technical field, more specifically say, it relates to a pressure meter connector.

Background

A pipeline is an indispensable structure in fluid transportation, such as transportation of liquid and transportation of gas. A pressure gauge is typically provided on the pipe to measure the pressure within the pipe. When the pressure gauge is installed, a pressure gauge joint is usually connected to the pressure gauge, and then the pressure gauge joint is connected to a joint on the pipe in a threaded manner.

The manometer is changed the in-process, and unable direct pressure release can only slowly turn round the manometer and open the pressure release, if the valve is not tight or have the residual pressure, then the residual pressure stabs people's eyes and polluted environment easily when upwards spouting from the connector.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a pressure meter connector to solve above-mentioned technical problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a pressure gauge joint, includes and connects the main part, its characterized in that: the connector main part both ends are provided with respectively and connect table end and take over the end, take over the end inner wall and seted up first through-hole and the outer wall interval is provided with two spacing rings, it is provided with the holding ring to rotate between two spacing rings, the holding ring inner wall is located that first through-hole corresponds the department concave and is equipped with the holding hole, the holding hole embeds there is the end cap that is used for realizing the shutoff to first through-hole, the holding ring inner wall is located the 90 positions departments of holding hole clockwise and has seted up the second through-hole, the assembly concave position has been seted up to the second through-hole outer end and the assembly concave position embeds has let out the casting die.

The utility model discloses further set up to: the plug is made of elastic rubber, the outer end of the plug is of a convex hemispherical structure, and a compression spring is fixedly clamped between the inner end face of the plug and the inner bottom face of the accommodating hole.

The utility model discloses further set up to: the pressure relief piece is internally provided with a pressure relief cavity, the two sides of the pressure relief piece are respectively provided with an inlet and an outlet, and a plurality of pressure relief nets are arranged in the pressure relief cavity and between the inlet and the outlet.

The utility model discloses further set up to: the pressure release piece is located the entrance point outside and extends the fastening portion that has with the second through-hole adaptation, is threaded connection cooperation between fastening portion and the second through-hole, and the annular has been seted up to the bottom wall in the assembly concave position, and the annular cross section is personally submitted the binding off and is set up and built-in have the sealing ring.

The utility model discloses further set up to: the pressure release chamber is located the export inner wall and is provided with the disk, and disk center department has seted up the activity hole and has seted up the bullport in both sides, and every bullport all embeds there is the fender net, and the activity hole both sides inner wall is all concave to be equipped with the spacing groove, and two spacing inslots all slide and be provided with the stopper, and two stoppers all extend to the spacing inslot outside and be connected with the activity post jointly.

The utility model discloses further set up to: the outer wall of the end head of the connecting pipe is concavely provided with a positioning hole at 90 degrees of the anticlockwise direction of the first through hole, and the inner diameter of the positioning hole is equal to that of the first through hole.

The utility model discloses further set up to: the positioning ring is provided with a threaded hole at a position of 90 degrees in the anticlockwise direction of the containing hole, a fastener is arranged in the threaded hole, and the size of the fastener is matched with that of the positioning hole.

To sum up, the utility model discloses following beneficial effect has: when connecting the main part and being in under the initial condition, the shutoff is realized to first through-hole to the end cap, gas or liquid that connect in the main part this moment can't discharge through first through-hole, need carry out pressure release time control setting ring anticlockwise rotation 90 to connecting main part inside when changing the manometer, the second through-hole of holding ring rotates to and corresponds the department with first through-hole position this moment, gas or liquid that connect in the main part this moment get into the second through-hole by first through-hole, the impact force that the pressure release spare in the second through-hole produced gas or liquid is alleviated, make the discharge of gas or liquid more mild, avoid connecting gas or liquid in the main part and stab staff's eyes and polluted environment because the too big blowout of pressure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is a schematic cross-sectional view of another aspect of the present invention;

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;

fig. 4 is an enlarged view of a portion of the structure at B in fig. 3.

Reference numerals: 1. a connector body; 100. connecting a meter end; 101. connecting the end of the pipe; 102. a first through hole; 103. a limiting ring; 104. a positioning ring; 105. a housing hole; 106. a plug; 107. a compression spring; 108. positioning holes; 109. a threaded hole; 110. a fastener; 2. a second through hole; 200. releasing the pressure; 201. a pressure relief cavity; 202. an inlet; 203. an outlet; 204. a pressure relief net; 205. a fastening section; 206. a ring groove; 207. a seal ring; 208. assembling the concave position; 3. a wafer; 300. a guide hole; 301. blocking the net; 302. a movable hole; 303. a limiting groove; 304. a limiting block; 305. a movable column.

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.

Please refer to fig. 1-4, the utility model provides a pressure gauge joint, including connecting main part 1, connect 1 both ends of main part to be provided with respectively and connect table end 100 and take over end 101, take over end 101 inner wall and seted up first through-hole 102 and outer wall interval and be provided with two spacing rings 103, it is provided with holding ring 104 to rotate between two spacing rings 103, holding ring 104 inner wall is located first through-hole 102 and locates to be equipped with holding hole 105 in the recess, holding hole 105 embeds to have is used for realizing the end cap 106 of shutoff to first through-hole 102, holding ring 104 inner wall is located holding hole 105 clockwise 90 positions and has seted up second through-hole 2, assembly concave position 208 has been seted up to second through-hole 2 outer end and assembly concave position 208 embeds has had pressure relief spare 200.

When the connector is used, when the connector main body 1 is in an initial state, the plug 106 plugs the first through hole 102, gas or liquid in the connector main body 1 cannot be discharged through the first through hole 102 at the moment, the positioning ring 104 rotates 90 degrees anticlockwise when pressure relief needs to be carried out on the interior of the connector main body 1 when a pressure gauge is replaced, the second through hole 2 of the positioning ring 104 rotates to a position corresponding to the position of the first through hole 102 at the moment, the gas or liquid in the connector main body 1 enters the second through hole 2 from the first through hole 102 at the moment, impact force generated by the gas or liquid by the pressure relief device 200 in the second through hole 2 is relieved, the gas or liquid is discharged more smoothly, and the situation that the eyes of workers are hurt and the environment is polluted due to the fact that the gas or liquid in the connector main body 1 is sprayed out under the overlarge pressure is avoided.

The plug 106 is made of elastic rubber, the outer end of the plug is of a convex hemispherical structure, and a compression spring 107 is fixedly clamped between the inner end face of the plug 106 and the inner bottom face of the accommodating hole 105.

When the connector main body 1 is in an initial state, the plug 106 is pressed towards one side of the outer opening end of the accommodating hole 105 due to the acting force of the compression spring 107, the first through hole 102 is plugged while the plug 106 is pressed externally, the plugging performance of the plug 106 is effectively improved by arranging the compression spring 107, and two ends of the compression spring 107 are fixedly connected with the inner end face of the plug 106 and the inner bottom wall of the accommodating hole 105 respectively; the plug 106 is made of an elastic rubber material to further improve the sealing performance during plugging.

A pressure relief cavity 201 is arranged in the pressure relief piece 200, an inlet 202 and an outlet 203 are respectively arranged on two sides of the pressure relief cavity 201, and a plurality of pressure relief nets 204 are arranged in the pressure relief cavity 201 and between the inlet 202 and the outlet 203.

When the pressure relief device is used, the flow rate of gas or liquid is reduced by the pressure relief net 204, and the impact force generated when the gas or liquid passes through is relieved by reducing the flow rate of the gas or liquid, wherein the pressure relief nets 204 are arranged at intervals, so that the pressure bearing capacity of the pressure relief device 200 can be further improved.

The pressure relief piece 200 is located the inlet 202 and extends to have the fastening portion 205 with the adaptation of second through-hole 2 in the end outside, is threaded connection cooperation between fastening portion 205 and the second through-hole 2, and annular groove 206 has been seted up to the bottom wall in the assembly concave site 208, and the annular groove 206 cross section personally submits the closing up setting and is built-in to have sealing ring 207.

When in use, the pressure relief piece 200 is detachably connected with the joint main body 1 through the threaded connection and matching between the fastening part 205 and the second through hole 2, so that the daily maintenance and replacement of the pressure relief piece 200 are facilitated; wherein the sealing performance of the relief member 200 during installation is effectively improved by the provision of the sealing ring 207.

Pressure release chamber 201 is located export 203 inner wall and is provided with

disk

3, and 3 center departments of disk have seted up movable hole 302 and both sides and have seted up bullport 300, and every bullport 300 all embeds has fender net 301, and the inner wall of movable hole 302 both sides is all sunken to be equipped with spacing groove 303, and two spacing inslots 303 are all slided and are provided with stopper 304, and two stoppers 304 all extend to outside the spacing groove 303 and be connected with movable post 305 jointly.

When the pressure relief device is used, air in the pressure relief cavity 201 is discharged through the guide hole 300 after being subjected to pressure relief, and the blocking net 301 is arranged to prevent external dust impurities from entering the pressure relief piece 200 to influence the pressure relief performance of the pressure relief piece; on the other hand, when gas or liquid is continuously discharged from the pressure relief cavity 201, the movable column 305 slides outwards along the movable hole 302 due to the gas-liquid pressure, when the gas or liquid in the pressure relief cavity 201 stops being discharged, the stress on the movable column 305 disappears, and when the worker needs to know whether the gas-liquid pressure in the joint main body 1 is completely discharged, the worker only needs to press the movable column 305 towards the outlet 203 side to observe whether the movable column rebounds.

The outer wall of the adapter tube end 101 is concavely provided with a positioning hole 108 at a position of 90 degrees in the counterclockwise direction of the first through hole 102, and the inner diameter of the positioning hole 108 is equal to that of the first through hole 102.

When the pressure relief connector is used, the positioning ring 104 is required to rotate 90 degrees counterclockwise when the pressure relief is required to be performed on the interior of the connector main body 1, the positioning ring 104 rotates 90 degrees counterclockwise to enable the second through hole 2 of the positioning ring 104 to rotate to a position corresponding to the first through hole 102, the positioning ring 104 drives the plug 106 to reach the positioning hole 108, the plug 106 and the positioning hole 108 are clamped, the position of the positioning ring 104 is limited, and the positioning ring 104 is prevented from rotating mistakenly to affect normal pressure relief in the pressure relief process of the connector main body 1.

The positioning ring 104 is provided with a threaded hole 109 at a position of 90 degrees in the counterclockwise direction of the accommodating hole 105, a fastener 110 is arranged in the threaded hole 109, and the size of the fastener 110 is matched with that of the positioning hole 108.

When the connector main body 1 is used in a daily use state, the position of the plug 106 corresponds to the position of the first through hole 102, the position of the threaded hole 109 corresponds to the position of the positioning hole 108, a fastening piece 110 is arranged in the threaded hole 109, the fastening piece 110 extends into the positioning hole 108 to form limiting and clamping with the positioning hole 108, and the position of the positioning ring 104 is locked; the fastener 110 is loosened and unlocked from the alignment aperture 108 when it is desired to rotate the alignment ring 104.

The utility model that should point out simultaneously indicates the terminology, like: the references to "front", "rear", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientation or positional relationship shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a pressure meter connector, is including connecting main part (1), its characterized in that: the connector is characterized in that a meter connecting end (100) and a connecting pipe end (101) are arranged at two ends of the connector main body (1) respectively, a first through hole (102) is formed in the inner wall of the connecting pipe end (101), two limiting rings (103) are arranged at intervals on the outer wall of the connecting pipe end, a positioning ring (104) is arranged between the limiting rings (103) in a rotating mode, a containing hole (105) is formed in the position, corresponding to the first through hole (102), of the inner wall of the positioning ring (104), a plug (106) used for plugging the first through hole (102) is arranged in the containing hole (105), a second through hole (2) is formed in the position, 90 degrees clockwise, of the inner wall of the positioning ring (104), an assembly concave position (208) is formed in the outer end of the second through hole (2), and a pressure relief piece (200) is arranged in the assembly concave position (208).

2. The pressure tap of claim 1, wherein: the plug (106) is made of elastic rubber, the outer end of the plug is of a convex hemispherical structure, and a compression spring (107) is fixedly clamped between the inner end face of the plug (106) and the inner bottom face of the containing hole (105).

3. The pressure tap of claim 1 wherein: the pressure relief piece (200) is internally provided with a pressure relief cavity (201), an inlet (202) and an outlet (203) are formed in two sides of the pressure relief piece respectively, and a plurality of pressure relief nets (204) are arranged in the pressure relief cavity (201) and between the inlet (202) and the outlet (203).

4. A pressure tap as claimed in claim 3, wherein: pressure relief spare (200) are located import (202) and hold the outside and extend fastening portion (205) that have with second through-hole (2) adaptation, be the threaded connection cooperation between fastening portion (205) and second through-hole (2), annular (206) have been seted up to the bottom wall in assembly concave site (208), annular (206) cross section personally submits the binding off setting and built-in have sealing ring (207).

5. The pressure tap of claim 3 wherein: pressure release chamber (201) are located export (203) inner wall and are provided with disk (3), disk (3) center department has seted up activity hole (302) and both sides and has seted up bullport (300), every bullport (300) all embeds there is fender net (301), activity hole (302) both sides inner wall all concavely is equipped with spacing groove (303), two all slide in spacing groove (303) and be provided with stopper (304), two stopper (304) all extend to outside spacing groove (303) and be connected with movable post (305) jointly.

6. The pressure tap of claim 1, wherein: the outer wall of the connecting pipe end (101) is concavely provided with a positioning hole (108) at a position which is 90 degrees in the anticlockwise direction of the first through hole (102), and the inner diameter of the positioning hole (108) is equal to that of the first through hole (102).

7. The pressure tap of claim 1, wherein: the positioning ring (104) is provided with a threaded hole (109) at a position of 90 degrees in the anticlockwise direction of the containing hole (105), a fastener (110) is arranged in the threaded hole (109), and the size of the fastener (110) is matched with that of the positioning hole (108).