CN213117851U

CN213117851U - Sealing connection structure of groove safety relief valve

Info

Publication number: CN213117851U
Application number: CN202021994717.XU
Authority: CN
Inventors: 陈庆平
Original assignee: Fujian Quanpai Valve Technology Co ltd
Current assignee: Fujian Quanpai Valve Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-04
Anticipated expiration: 2030-09-14

Abstract

The utility model relates to the technical field of pressure relief valves, in particular to a sealing connection structure of a groove safety pressure relief valve, which comprises a pressure relief valve body, an inlet end, an outlet end and a connecting port, wherein a filter screen is horizontally arranged in the inlet end, an annular clamping block is fixedly connected to the outer side of the filter screen, an anode magnet is fixedly connected to the inner part of the annular clamping block, the anode magnet is symmetrically arranged at two ends of the annular clamping block, a mounting plate is fixedly connected to the side wall of the inlet end, the mounting plate is symmetrically arranged on the inlet end, a cathode magnet is fixedly connected in the mounting plate and is positioned right above the anode magnet, foreign matters and impurities can be filtered by arranging the filter screen at the inlet end, the inlet end is prevented from being blocked, the inlet end can be protected, and magnets are arranged in the annular clamping block and the mounting plate, the filter, the filter screen is convenient to disassemble and assemble.

Description

Sealing connection structure of groove safety relief valve

Technical Field

The utility model relates to a relief valve technical field specifically is a sealing connection structure of groove safety relief valve.

Background

The pressure relief valve can be automatically opened and closed according to the working pressure of the system, and is generally arranged on equipment or a pipeline of a closed system to protect the safety of the system. When equipment or intraductal pressure surpassed the relief valve and set for pressure, open the pressure release automatically promptly, medium pressure is under setting for pressure in assurance equipment and the pipeline, protective apparatus and pipeline, prevent to meet accident, among the prior art, the relief valve is at the in-process of work, because there is impurity or foreign matter in the pipeline, cause the jam to the entrance point of relief valve easily, slope foreign matter or impurity enter into the relief valve, cause the damage to the relief valve, although there is the easy jam structure of carrying out the improvement to the relief valve entrance point among the prior art, but the structure is more complicated, it is inconvenient to use, for this reason, the utility model provides a sealing connection structure of slot safety relief valve is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealing connection structure of slot safety relief valve to solve the problem that proposes among 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 sealing connection structure of groove safety relief valve, includes relief valve body, entrance point, exit end and connector, the outside fixedly connected with external screw thread of entrance point, and the inboard fixedly connected with internal thread of connector, the filter screen has been placed to the inside level of entrance point, and the outside fixedly connected with annular fixture block of filter screen, the inside fixedly connected with positive magnet of annular fixture block, and the positive magnet symmetry sets up the both ends at annular fixture block, fixedly connected with mounting panel on the lateral wall of entrance point, and the mounting panel symmetry sets up on the inlet, equal fixedly connected with negative pole magnet in the mounting panel, and negative pole magnet is located positive pole magnet directly over, the equal vertical recess of having seted up in bottom of mounting panel, and groove array distributes in the mounting panel.

Preferably, the outer side of the annular fixture block is horizontally provided with spherical cavities, the spherical cavities are distributed in the side wall of the annular fixture block in an array mode, steel balls are placed in the spherical cavities, and the steel balls are connected with the side wall of the inlet end in a sliding mode.

Preferably, the bottom of recess all fixedly connected with spring, and the other end of spring all with arc rubber piece fixed connection, the internally mounted of spring has the damping pipe, and the one end of damping pipe and the bottom fixed connection of recess, the horizontal mounting has the baffle in the damping pipe, and the lateral wall sliding connection of baffle and damping pipe, baffle and the push rod fixed connection who link up the damping pipe other end, and the other end and the arc rubber piece fixed connection of push rod, be provided with the scavenge hole about the push rod symmetry on the baffle.

Preferably, an arc-shaped groove is formed in the top of the annular clamping block and is located right above the positive magnet, the arc-shaped groove arrays are distributed in the annular clamping block, and the arc-shaped groove is clamped with the arc-shaped rubber block.

Preferably, the inboard fixedly connected with annular stopper of connector, and annular stopper is located the internal screw thread below, annular stopper and the lower extreme joint of entrance point, and fixedly connected with sealing washer in the annular stopper.

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

1. the filter screen is arranged at the inlet end, so that foreign matters and impurities can be filtered, the inlet end is prevented from being blocked, the inlet end can be protected, and the annular fixture block and the mounting plate are internally provided with the magnets, so that the filter screen can be fixed, and the filter screen is convenient to detach and mount;

2. through simple structural improvement, be provided with the damping structure that spring, damping tube, baffle, push rod and scavenge port are constituteed in the mounting panel, slowed down the impact force when annular fixture block and mounting panel actuation each other are fixed to when the relief valve body moves, reduced the impact force of impurity and foreign matter to the filter screen.

Drawings

Fig. 1 is a front sectional view of a sealing connection structure of a groove safety relief valve according to the present invention;

fig. 2 is a front view and a split view of a sealing connection structure of the groove safety relief valve of the present invention;

FIG. 3 is a structural diagram of a ring-shaped fixture block and a mounting plate of a sealing connection structure of the groove safety relief valve of the present invention;

fig. 4 is an enlarged view of a sealing connection structure diagram 3A of the groove safety relief valve of the present invention;

fig. 5 is an enlarged view of the sealing connection structure diagram 3B of the groove safety relief valve of the present invention.

In the figure: the pressure relief valve comprises a pressure relief valve body 1, an inlet end 2, an external thread 21, an outlet end 3, a connecting port 4, an internal thread 41, an annular limiting block 42, a sealing ring 421, a filter screen 5, an annular clamping block 6, a positive magnet 61, a spherical cavity 62, a steel ball 621, an arc-shaped groove 63, a mounting plate 7, a negative magnet 71, a groove 72, a spring 721, an arc-shaped rubber block 722, a damping pipe 723, a baffle 724, a push rod 725 and a ventilation hole 726.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution:

a sealing connection structure of a groove safety relief valve comprises a relief valve body 1, an inlet end 2, an outlet end 3 and a connecting port 4, wherein the relief valve body 1 is already existed in the prior art, which is not described herein, an external thread 21 is fixedly connected to the outer side of the inlet end 2, an internal thread 41 is fixedly connected to the inner side of the connecting port 4, the inlet end 2 and the connecting port 4 are connected through a thread, a filter screen 5 is horizontally placed in the inlet end 2, impurities and foreign matters entering the inlet end 2 from the connecting port 4 are filtered, an annular fixture block 6 is fixedly connected to the outer side of the filter screen 5, an anode magnet 61 is fixedly connected to the inner part of the annular fixture block 6, the anode magnets 61 are symmetrically arranged at two ends of the annular fixture block 6, a mounting plate 7 is fixedly connected to the side wall of the inlet end 2, the mounting plate 7 is symmetrically arranged at the inlet end 2, a, and the negative magnet 71 is positioned right above the positive magnet 61, the magnets attract each other to fix the filter screen 5, the bottom of the mounting plate 7 is vertically provided with grooves 72, and the grooves 72 are distributed in the mounting plate 7 in an array manner.

Spherical cavities 62 are horizontally formed in the outer side of the annular fixture block 6, the spherical cavities 62 are distributed in the side wall of the annular fixture block 6 in an array mode, steel balls 621 are placed in the spherical cavities 62, and the steel balls 621 are connected with the side wall of the inlet end 2 in a sliding mode, so that the friction resistance between the annular fixture block 6 and the side wall of the inlet end 2 is reduced.

The bottom of the groove 72 is fixedly connected with a spring 721, the other end of the spring 721 is fixedly connected with the arc rubber block 722, a damping pipe 723 is installed inside the spring 721, one end of the damping pipe 723 is fixedly connected with the bottom of the groove 72, a baffle 724 is horizontally installed in the damping pipe 723, the baffle 724 is in sliding connection with the side wall of the damping pipe 723, the baffle 724 is fixedly connected with a push rod 725 penetrating through the other end of the damping pipe 723, the other end of the push rod 725 is fixedly connected with the arc rubber block 722, and ventilation holes 726 are symmetrically arranged on the baffle 724 relative to the push rod 725, so that a damping structure is formed, the impact force generated when the annular fixture block 6 and the mounting plate 7 are mutually attracted and fixed is relieved, and the impact force of impurities and foreign matters on the filter screen 5 is reduced when the pressure relief valve.

Arc recess 63 has been seted up at the top of annular fixture block 6, and arc recess 63 is located anodal magnet 61 directly over, and arc recess 63 array distributes in annular fixture block 6, and arc recess 63 and arc rubber block 722 joint for annular fixture block 6 can not take place to slide after fixing.

The inboard fixedly connected with annular stopper 42 of connector 4, and annular stopper 42 is located the below of internal thread 41, and annular stopper 42 and the lower extreme joint of entrance point 2 restrict the threaded connection of entrance point 2 and connector 4, and fixedly connected with sealing washer 421 in the annular stopper 42, prevent that the leakproofness of junction is not good.

The working principle is as follows: when the device is used by a user, firstly, the inlet end 2 and the connecting port 4 are in threaded connection through the external thread 21 and the internal thread 41, the annular limiting block 42 is fixedly connected to the inner side of the connecting port 4, so that the annular limiting block 42 is clamped with the lower end of the inlet end 2, the sealing ring 421 is fixedly connected in the annular limiting block 42, poor sealing performance of the joint is prevented, after the fixing of the pressure relief valve body 1 is completed, the switch is opened to perform pressure relief treatment, impurities and foreign matters enter the inlet end 2 through the connecting port 4 during pressure relief, the filter screen 5 is horizontally placed in the inlet end 2, the impurities and the foreign matters can be filtered, the inlet end 2 is prevented from being blocked, the pressure relief valve body 1 can be protected, the annular clamping block 6 is fixedly connected to the outer side of the filter screen 5, the positive magnet 61 is fixedly connected to the inner part of the annular clamping block 6, the mounting plate 7 is internally and fixedly connected with the cathode magnet 71, so that the cathode magnet 61 and the cathode magnet 71 are mutually attracted to fix the filter screen 5, the spherical cavity 62 is horizontally arranged on the outer side of the annular fixture block 6, the steel ball 621 is arranged in the spherical cavity 62, so that the steel ball 621 is in sliding connection with the side wall of the inlet end 2, the friction resistance between the annular fixture block 6 and the side wall of the inlet end 2 when the annular fixture block 6 falls is reduced, the groove 72 is vertically arranged at the bottom of the mounting plate 7, the spring 721, the damping pipe 723, the baffle 724, the push rod 725 and the ventilation hole 726 are arranged in the groove 72 to form a damping structure, the impact force generated when the annular fixture block 6 and the mounting plate 7 are mutually attracted and fixed is reduced, the impact force of impurities and foreign matters on the filter screen 5 is reduced when the pressure relief valve body 1 operates, and the arc-shaped groove 63 is arranged at the top of the, the annular clamping block 6 is fixed and cannot slide, when the structure is used for a period of time, the inlet end 2 and the connecting port 4 can be opened through threads, and the filter screen 5 is taken out to be cleaned for next use.

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 sealing connection structure of groove safety relief valve, includes relief valve body (1), entrance point (2), exit end (3) and connector (4), its characterized in that: the outer side of the inlet end (2) is fixedly connected with an external thread (21), the inner side of the connecting port (4) is fixedly connected with an internal thread (41), a filter screen (5) is horizontally placed in the inlet end (2), an annular clamping block (6) is fixedly connected with the outer side of the filter screen (5), a positive magnet (61) is fixedly connected with the inner part of the annular clamping block (6), the positive magnets (61) are symmetrically arranged at two ends of the annular clamping block (6), the side wall of the inlet end (2) is fixedly connected with a mounting plate (7), the mounting plates (7) are symmetrically arranged on the inlet end (2), the mounting plates (7) are internally and fixedly connected with negative magnets (71), and negative pole magnet (71) are located positive pole magnet (61) directly over, recess (72) have all been seted up vertically to the bottom of mounting panel (7), and recess (72) array distribution is in mounting panel (7).

2. The sealing connection structure of the groove safety relief valve according to claim 1, characterized in that: spherical cavities (62) are horizontally formed in the outer side of the annular fixture block (6), the spherical cavities (62) are distributed in the side wall of the annular fixture block (6) in an array mode, steel balls (621) are placed in the spherical cavities (62), and the steel balls (621) are connected with the side wall of the inlet end (2) in a sliding mode.

3. The sealing connection structure of the groove safety relief valve according to claim 1, characterized in that: the bottom of recess (72) all fixedly connected with spring (721), and the other end of spring (721) all with arc rubber block (722) fixed connection, the internally mounted of spring (721) has damping pipe (723), and the one end of damping pipe (723) and the bottom fixed connection of recess (72), horizontal installation is equipped with baffle (724) in damping pipe (723), and baffle (724) and the lateral wall sliding connection of damping pipe (723), baffle (724) and push rod (725) the fixed connection who link up the damping pipe (723) the other end, and the other end and arc rubber block (722) fixed connection of push rod (725), be provided with breather hole (726) on baffle (724) about push rod (725) symmetry.

4. The sealing connection structure of the groove safety relief valve according to claim 2, characterized in that: arc recess (63) have been seted up at the top of annular fixture block (6), and arc recess (63) are located anodal magnet (61) directly over, arc recess (63) array distribution is in annular fixture block (6), and arc recess (63) and arc rubber block (722) joint.

5. The sealing connection structure of the groove safety relief valve according to claim 1, characterized in that: the inboard fixedly connected with annular stopper (42) of connector (4), and annular stopper (42) are located the below of internal thread (41), annular stopper (42) and the lower extreme joint of entrance point (2), and fixedly connected with sealing washer (421) in annular stopper (42).