CN212536814U

CN212536814U - Industrial pressure reducing valve

Info

Publication number: CN212536814U
Application number: CN202020523124.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Yingkou Huayi Gas Equipment Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2021-02-12
Anticipated expiration: 2030-04-10

Abstract

The utility model relates to the technical field of pressure reducing valves, an industrial pressure reducing valve, including the valve body, both ends all are equipped with first flange about the valve body, a terminal surface welding that first flange is close to the valve body has solid fixed ring, gu fixed ring card is inside the valve body, gu fixed ring and first flange inner wall are equipped with the soft rubber ring, gu fixed ring inner and first flange outer end are equipped with the L type movable block that extends to soft rubber ring upper and lower both ends respectively, L type movable block each end is equipped with four, four L type movable blocks are the cross and arrange, L type movable block inner opens has the spacing groove, the spacing inslot is equipped with the T type piece fixed with the fixed ring, the last lower both ends of soft rubber ring are opened four draw-in grooves that are the cross and arrange respectively, the draw-in groove link up the soft rubber ring inboard and; the beneficial effects of the utility model reside in that: the sealing effect is good, the soft rubber piece can be disassembled and assembled, the fixing and the replacement of the soft rubber piece are facilitated, the service life of the pressure reducing valve is prolonged, and the industrial pressure reducing valve is convenient to install.

Description

Industrial pressure reducing valve

Technical Field

The utility model belongs to the technical field of the relief pressure valve technique and specifically relates to an industrial relief pressure valve is related to.

Background

The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure through regulation and leads the outlet pressure to be automatically kept stable by relying on the energy of the medium.

Industry relief pressure valve is in order to play better sealed effect, can use the rubber spare to seal usually, the sealed effect of rubber spare has played decisive effect to the control of relief pressure valve exit pressure, the material of traditional industry relief pressure valve rubber spare adopts soft gluey piece usually, the gluey piece elasticity of this kind of material is better, can balance the pressure that the relief pressure valve was imported and exported, and sealed effectual, but because soft material glues the piece and is in encapsulated situation for a long time, corroded easily through long-time the use, the cracked condition of rubber spare can appear seriously, the decompression effect of direct influence relief pressure valve, to the above-mentioned problem, the utility model provides an industry relief pressure valve.

SUMMERY OF THE UTILITY MODEL

The utility model provides an industry relief pressure valve, this kind of industry relief pressure valve, it is sealed effectual, and soft rubber component can carry out the dismouting, is convenient for to its fixed and change, the life of extension relief pressure valve to this kind of industry relief pressure valve is convenient for install, with the problem of proposing in solving above-mentioned background art.

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

an industrial pressure reducing valve comprises a valve body, wherein first flanges are arranged at the upper end and the lower end of the valve body, a fixing ring is welded on one end face, close to the valve body, of each first flange, the fixing ring is clamped inside the valve body, soft rubber rings are arranged on the inner walls of the fixing ring and the first flange, L-shaped movable blocks extending to the upper end and the lower end of each soft rubber ring are arranged at the inner end of each L-shaped movable block, four L-shaped movable blocks are arranged in a cross manner, a limiting groove is formed in the inner end of each L-shaped movable block, a T-shaped block fixed with the fixing ring is arranged in each limiting groove, four clamping grooves arranged in a cross manner are formed in the upper end and the lower end of each soft rubber ring, the clamping grooves penetrate through the inner side of each soft rubber ring and correspond to the positions of the L-shaped movable blocks, clamping blocks in contact with the L-shaped movable blocks are arranged above the clamping grooves, the side inslot is equipped with the connecting block fixed with the fixture block, be equipped with the stopper that is fixed in the connecting block lateral surface in the side inslot, the activity groove has all been opened at both ends about the stopper, be equipped with the arc piece that extends it in the activity groove, be fixed with the spring between arc piece and the activity groove tank bottom, the arc wall that corresponds with arc piece position is all opened at both ends about the side inslot inner wall, first flange outer end is equipped with the second flange.

Preferably, both ends and solid fixed ring outer wall all are equipped with the screw thread about the valve body inner wall, valve body and solid fixed ring threaded connection, first flange and second flange phase-match.

Preferably, the T-shaped block is connected with the limiting groove in a sliding mode, and the diameter of the outer end of the T-shaped block is larger than the diameter of the notch of the limiting groove.

Preferably, the arc-shaped block is clamped with the arc-shaped groove.

Preferably, the size of the limiting block is larger than that of the side groove notch.

Preferably, one end of the first flange, which is close to the second flange, is fixed with a limit ring which is positioned at the periphery of the L-shaped movable block, and one end of the second flange, which is close to the first flange, is provided with an annular limit groove matched with the limit ring.

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

the fixing ring is in threaded connection with the valve body, so that the first flange and the soft rubber ring can be conveniently and quickly disassembled and assembled, and the inner wall of the soft rubber ring is flush with the inner wall of the valve body, so that the water quality circulation can be effectively prevented from being blocked;

the through hole on the second flange is conveniently and quickly aligned with the through hole on the first flange by arranging the limiting ring and the limiting groove, so that the installation is convenient;

the flexible rubber ring covers the inner walls of the first flange and the fixing ring, so that the joint of the first flange and the fixing ring and the valve body can be effectively sealed, and the sealing effect is good;

the clamping block is pulled out of the clamping groove, the arc block is moved out of the arc groove and compresses the spring, the L-shaped movable block is moved and rotated, the soft rubber ring is pulled out from one end of the soft rubber ring to be separated from the first flange and the fixing ring, the soft rubber ring is convenient to replace after being rapidly disassembled, the situation that the soft rubber ring is corroded after being used for a long time is avoided, the sealing performance of the valve body is influenced, the use of the valve body is influenced, after the replaced soft rubber ring is clamped in the first flange and the fixing ring, the L-shaped movable block is rotated until the clamping block corresponds to the clamping groove in position, the L-shaped movable block is moved to be contacted with the soft rubber ring, the clamping block is moved to be clamped with the clamping groove, the arc block is driven to be clamped with the arc groove through the rebound of the compressed spring, the fixing of the soft rubber ring is completed, and the L-shaped movable block and the clamping block are clamped at two ends of the clamping block, so that the gap between the soft rubber ring and, thereby affecting the sealing of the valve body.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

fig. 2 is a schematic perspective view of a first flange of the present invention;

fig. 3 is a schematic front sectional view of a first flange of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention;

fig. 5 is a partially enlarged view of a portion B in fig. 3 according to the present invention;

fig. 6 is a schematic bottom perspective view of the first flange of the present invention;

fig. 7 is a schematic perspective view of a second flange according to the present invention.

The labels in the figure are: 1-a valve body; 2-a first flange; 3-fixing the ring; 4-soft rubber ring; 5-a second flange; 6-L-shaped movable blocks; 7-a limiting groove; 8-T type block; 9-a card slot; 10-a fixture block; 11-side groove; 12-connecting blocks; 13-a limiting block; 14-a movable slot; 15-arc-shaped blocks; 16-a spring; 17-an arc-shaped groove; 18-a stop collar; 19-annular limiting groove.

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.

Please refer to fig. 1 to 7:

an industrial pressure reducing valve comprises a valve body 1, wherein first flanges 2 are arranged at the upper end and the lower end of the valve body 1, a fixing ring 3 is welded on one end face of each first flange 2, the fixing ring 3 is clamped inside the valve body 1, soft rubber rings 4 are arranged on the inner walls of the fixing ring 3 and the first flange 2, L-shaped movable blocks 6 extending to the upper end and the lower end of each soft rubber ring 4 are respectively arranged at the inner end of the fixing ring 3 and the outer end of the first flange 2, four L-shaped movable blocks 6 are arranged at each end of each L-shaped movable block 6 in a cross manner, a limiting groove 7 is formed at the inner end of each L-shaped movable block 6, a T-shaped block 8 fixed with the fixing ring 3 is arranged in each limiting groove 7, four clamping grooves 9 arranged in a cross manner are respectively formed at the upper end and the lower end of each soft rubber ring 4, the clamping grooves 9 penetrate through the inner side of each soft rubber ring 4 and correspond to the positions of the L-shaped movable blocks 6, a, a connecting block 12 fixed with the clamping block 10 is arranged in the side groove 11, a limiting block 13 fixed on the outer side surface of the connecting block 12 is arranged in the side groove 11, movable grooves 14 are formed in the upper end and the lower end of the limiting block 13, arc-shaped blocks 15 extending out of the movable grooves 14 are arranged in the movable grooves 14, springs 16 are fixed between the arc-shaped blocks 15 and the bottoms of the movable grooves 14, arc-shaped grooves 17 corresponding to the arc-shaped blocks 15 are formed in the upper end and the lower end of the inner wall of the side groove 11, and a second flange 5 is arranged at the; threads are arranged at the upper end and the lower end of the inner wall of the valve body 1 and the outer wall of the fixing ring 3, the valve body 1 is in threaded connection with the fixing ring 3, and the first flange 2 is matched with the second flange 5; the T-shaped block 8 is connected with the limiting groove 7 in a sliding mode, and the diameter of the outer end of the T-shaped block 8 is larger than the diameter of the notch of the limiting groove 7; the arc-shaped block 15 is clamped with the arc-shaped groove 17; the size of the limiting block 13 is larger than that of the notch of the side groove 11; a limiting ring 18 positioned on the periphery of the L-shaped movable block 6 is fixed at one end of the first flange 2 close to the second flange 5, and an annular limiting groove 19 matched with the limiting ring 18 is formed at one end of the second flange 5 close to the first flange 2;

when the valve body 1 is installed, the fixing ring 3 is in threaded connection with the valve body 1, the first flange 2 and the soft rubber ring 4 are fixed at the same time, the inner wall of the soft rubber ring 4 is flush with the inner wall of the valve body 1 after the fixing is completed, the water circulation is prevented from being blocked, the second flange 5 connected with a pipeline is connected with the first flange 2 after the valve body 1 is installed, the annular limiting groove 19 is clamped with the limiting ring 18 when the second flange 5 is in contact with the first flange 2, the through hole in the second flange 5 can be quickly aligned with the through hole in the first flange 2 by arranging the limiting ring 18 and arranging the annular limiting groove 19, the installation is convenient, the joint of the first flange 2 and the fixing ring 3 with the valve body 1 can be effectively sealed by covering the inner walls of the first flange 2 and the fixing ring 3 with the soft rubber ring 4, and the sealing effect is good;

when the valve body 1 needs to be replaced after being used for a period of time, the second flange 5 is firstly disassembled to be separated from the first flange 2, the fixing ring 3 is rotated out of the valve body 1 by rotating the first flange 2, meanwhile, the soft rubber ring 4 is separated from the valve body 1, the fixture block 10 is pulled outwards to be moved out of the clamping groove 9 to be separated from the soft rubber ring 4, the limiting block 13 is driven to move by the connecting block 14 in the moving process of the fixture block 10, the arc-shaped block 15 is extruded by the inner wall of the arc-shaped groove 17 to extrude the spring 16 to shrink, when the limiting block 13 cannot move continuously after moving to the notch of the side groove 11, the L-shaped movable block 6 is pulled outwards to be separated from the soft rubber ring 4, the fixture block 10 is driven to move while the L-shaped movable block 6 moves, when the L-shaped movable block 6 moves to the notch of the T-shaped block 8, the L-shaped movable block 6 cannot move continuously until the L-shaped movable block 6 moves, and then the L-shaped movable block 6 is, then the soft rubber ring 4 is pulled out from one end of the soft rubber ring 4 to be separated from the first flange 2 and the fixing ring 3, the disassembly of the soft rubber ring 4 is completed, the replaced soft rubber ring 4 is installed, after the soft rubber ring 4 is clamped on the inner wall of the first flange 2 and the fixing ring 3, the L-shaped movable block 6 is rotated to enable the fixture block 10 to correspond to the position of the clamping groove 9, the L-shaped movable block 6 is moved downwards to enable the L-shaped movable block to be contacted with the outer end surface of the soft rubber ring 4, the fixture block 10 is pushed towards the direction of the clamping groove 9 to be clamped on the clamping groove 9, when the fixture block 10 moves to enable the arc block 15 to correspond to the position of the arc groove 17, the compressed spring 16 rebounds to enable the arc block 15 to be clamped in the arc groove 17, the fixture block 10 is fixed with the L-shaped movable block 6 and is clamped in the clamping groove 9 through the fixture block 10 to fix the soft rubber ring 4, thereby completing the installation of the soft rubber ring 4, being convenient for replacing the soft rubber ring 4, avoiding the situation that the, influence the use of valve body 1, and through blocking soft rubber ring 4 both ends with L type movable block 6 and fixture block 10, can avoid soft rubber ring 4 through long-time rivers erode lead to with first flange 2 and solid fixed ring 3 inner walls between produce the space to influence the leakproofness of valve body 1.

It should be understood that any modification, equivalent replacement, and improvement made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. An industrial pressure reducing valve, comprising a valve body (1), characterized in that: the upper end and the lower end of the valve body (1) are respectively provided with a first flange (2), one end face, close to the valve body (1), of each first flange (2) is welded with a fixing ring (3), the fixing rings (3) are clamped inside the valve body (1), the inner walls of the fixing rings (3) and the first flanges (2) are provided with soft rubber rings (4), the inner ends of the fixing rings (3) and the outer ends of the first flanges (2) are respectively provided with L-shaped movable blocks (6) extending to the upper end and the lower end of each soft rubber ring (4), each end of each L-shaped movable block (6) is provided with four L-shaped movable blocks (6) which are arranged in a cross shape, the inner ends of the L-shaped movable blocks (6) are provided with limiting grooves (7), T-shaped blocks (8) fixed with the fixing rings (3) are arranged in the limiting grooves (7), and the upper end and the lower end of each soft rubber ring (4) are, the clamping groove (9) penetrates through the inner side of the soft rubber ring (4) and corresponds to the L-shaped movable block (6), a clamping block (10) which is contacted with the L-shaped movable block (6) is arranged above the clamping groove (9), a side groove (11) is formed on the inner side surface of the L-shaped movable block (6), a connecting block (12) fixed with the clamping block (10) is arranged in the side groove (11), a limiting block (13) fixed on the outer side surface of the connecting block (12) is arranged in the side groove (11), the upper end and the lower end of the limiting block (13) are both provided with movable grooves (14), arc-shaped blocks (15) extending out of the movable grooves (14) are arranged in the movable grooves (14), a spring (16) is fixed between the arc-shaped block (15) and the bottom of the movable groove (14), arc-shaped grooves (17) corresponding to the arc-shaped blocks (15) are formed in the upper end and the lower end of the inner wall of the side groove (11), and second flanges (5) are arranged at the outer ends of the first flanges (2).

2. An industrial pressure reducing valve as claimed in claim 1, wherein: both ends and solid fixed ring (3) outer wall all are equipped with the screw thread about valve body (1) inner wall, valve body (1) and solid fixed ring (3) threaded connection, first flange (2) and second flange (5) phase-match.

3. An industrial pressure reducing valve as claimed in claim 1, wherein: t type piece (8) and spacing groove (7) sliding connection, the diameter of T type piece (8) outer end is greater than the notch diameter of spacing groove (7).

4. An industrial pressure reducing valve as claimed in claim 1, wherein: the arc-shaped block (15) is clamped with the arc-shaped groove (17).

5. An industrial pressure reducing valve as claimed in claim 1, wherein: the size of the limiting block (13) is larger than that of the notch of the side groove (11).

6. An industrial pressure reducing valve as claimed in claim 1, wherein: one end of the first flange (2) close to the second flange (5) is fixed with a limiting ring (18) located on the periphery of the L-shaped movable block (6), and one end of the second flange (5) close to the first flange (2) is provided with an annular limiting groove (19) matched with the limiting ring (18).