CN210716173U

CN210716173U - Pressure reducing valve for preventing water leakage

Info

Publication number: CN210716173U
Application number: CN201921695068.0U
Authority: CN
Inventors: 陈健
Original assignee: Taizhou Chen's Copper Co ltd
Current assignee: Taizhou Chen's Copper Co ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-06-09
Anticipated expiration: 2029-10-11

Abstract

The utility model belongs to the technical field of the relief pressure valve, especially, a relief pressure valve for leak protection water, including the relief pressure valve, the upper surface of relief pressure valve is provided with adjusting device, and adjusting device is including the regulating block, and the upper surface of relief pressure valve is provided with the regulating block through the bolt fastening, and water inlet and delivery port have been seted up respectively to the both sides surface of relief pressure valve, and the inner wall of water inlet is provided with leak protection water installation, and leak protection water installation is including sealed piece. This leak protection relief pressure valve for water, inner wall through setting up the water inlet is provided with leak protection water installation, and leak protection water installation is including sealed piece, the inner wall of sealed piece and the fixed intercommunication of inner wall of water inlet, reached and carried out the effect of leak protection water to water inlet and delivery port when being connected with drinking water pipeline, solved the in-process that the relief pressure valve is using, because of the non-standardization of installation operation, the condition of leaking easily appears in the junction of water inlet and delivery port on the cause relief pressure valve and drinking water pipeline, thereby lead to the problem of water waste.

Description

Pressure reducing valve for preventing water leakage

Technical Field

The utility model relates to a relief pressure valve technical field especially relates to a leak protection relief pressure valve for water.

Background

The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure by regulation and automatically keeps the outlet pressure stable by the energy of a medium, and from the viewpoint of hydromechanics, the pressure reducing valve is a throttling element with changeable local resistance, namely, the flow rate and the kinetic energy of fluid are changed by changing the throttling area to cause different pressure losses, thereby achieving the purpose of pressure reduction, and then the fluctuation of the pressure behind the valve is balanced with the spring force by the regulation of a control and regulation system, so that the pressure behind the valve is kept constant within a certain error range.

For example, the pressure reducing valve (application number: 201621389673.1) disclosed in the chinese patent document includes a pressure regulating knob, a plurality of support rods are annularly arranged on a side wall of the pressure regulating knob, and a rod body of the support rods is radially arranged along the pressure regulating knob, although the problem that a worker can conveniently and quickly regulate and store the regulating rod is solved in the patent, in the using process of the pressure reducing valve, the condition that water leakage is easily generated at the connection between a water inlet and a water outlet on the pressure reducing valve and a drinking water pipeline due to non-standard installation operation is caused, thereby causing waste of water resources.

SUMMERY OF THE UTILITY MODEL

Based on current relief pressure valve in the use, because of the nonstandard of installation operation, cause the technical problem who leaks, the utility model provides a leak protection relief pressure valve for water.

The utility model provides a leak protection relief pressure valve for water, including the relief pressure valve, the upper surface of relief pressure valve is provided with adjusting device, and adjusting device is including the regulating block, the upper surface of relief pressure valve is provided with the regulating block through the bolt fastening.

The pressure reducing valve is characterized in that the surfaces of two sides of the pressure reducing valve are respectively provided with a water inlet and a water outlet, the inner wall of the water inlet is provided with a water leakage preventing device, the water leakage preventing device comprises a sealing block, and the inner wall of the sealing block is fixedly communicated with the inner wall of the water inlet.

Preferably, the upper surface of the adjusting block is in threaded connection with an adjusting rod, and the outer surface of the adjusting rod is in threaded connection with a locking nut;

through above-mentioned technical scheme, lock nut carries out the effect of locking to the regulating stem.

Preferably, the section of the adjusting rod is in a T shape, the surfaces of the two sides of the adjusting rod are fixedly connected with fixing balls, and the outer surface of the adjusting rod is clamped with an elastic clamping block;

through above-mentioned technical scheme, elasticity fixture block and regulation pole joint, the elasticity fixture block of being convenient for carries out locking not hard up effect to the regulation pole.

Preferably, the outer surface of the fixing ball is fixedly connected with a connecting plate, the outer surface of the elastic clamping block is fixedly connected with a dust guard, and the cross section of the dust guard is in a groove shape;

through above-mentioned technical scheme, the connecting plate that the staff gripped is rotated, and then drives the effect that the regulating lever adjusted relief pressure valve internal pressure.

Preferably, the axes of the water inlet, the pressure reducing valve and the water outlet are all located on the same axis, and the two sealing blocks are symmetrically distributed by taking the axis of the pressure reducing valve as a symmetric center.

Preferably, the inner wall of the sealing block is fixedly connected with an elastic water-blocking ring, and the sealing block is made of stainless steel material;

through above-mentioned technical scheme, elasticity hinders the water circle and plays and carries out the effect of leak protection water to sealed piece and outside drinking water pipeline junction, and sealed piece is made by stainless steel material and is played the rusty effect of preventing sealed piece.

Preferably, the outer surface of the elastic water-blocking ring is matched with the inner wall of the sealing block, and the lower surface of the pressure reducing valve is in threaded connection with an exhaust sealing cover;

through above-mentioned technical scheme, when needs carry out the decompression to relief pressure valve inside, the staff can be to the inside effect of carrying out the decompression of exhausting of relief pressure valve through screwing out the sealed lid of exhausting.

The utility model provides a beneficial effect does:

1. be provided with adjusting device through the upper surface that sets up the relief pressure valve, and adjusting device is including the regulating block, and the upper surface of relief pressure valve is provided with the regulating block through the bolt fastening, has reached when the inside pressure of relief pressure valve is adjusted to needs, and the effect of the inside pressure of relief pressure valve is adjusted to the staff of being convenient for through this device, has solved when the internal pressure of needs relief pressure valve, and the staff adjusts the inconvenient problem of work.

2. Be provided with the leak protection water installation through the inner wall that sets up the water inlet, and the leak protection water installation is including sealed piece, the inner wall of sealed piece and the fixed intercommunication of inner wall of water inlet, reached and carried out the effect of leak protection water to water inlet and delivery port when being connected with drinking water pipeline, solved the in-process that the relief pressure valve was using, because of the non-standardization of installation operation, the condition of leaking easily appears in the junction of water inlet and delivery port and drinking water pipeline on the cause relief pressure valve to lead to the problem of water waste.

Drawings

FIG. 1 is a schematic view of a pressure reducing valve for preventing water leakage;

FIG. 2 is a sectional view of a seal block of a pressure reducing valve for preventing water leakage;

fig. 3 is an enlarged view of a structure a of a pressure reducing valve for preventing water leakage in fig. 1.

In the figure: 1. a pressure reducing valve; 2. an adjusting block; 3. a water inlet; 4. a water outlet; 5. a sealing block; 21. adjusting a rod; 22. locking the nut; 23. fixing the ball; 24. an elastic clamping block; 25. a connecting plate; 26. a dust-proof plate; 51. an elastic water-blocking ring; 52. a degassing sealing cover.

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.

Referring to fig. 1-3, the pressure reducing valve for preventing water leakage comprises a pressure reducing valve 1, wherein an adjusting device is arranged on the upper surface of the pressure reducing valve 1, the adjusting device comprises an adjusting block 2, and the adjusting block 2 is fixedly arranged on the upper surface of the pressure reducing valve 1 through a bolt;

furthermore, the upper surface of the adjusting block 2 is in threaded connection with an adjusting rod 21, the outer surface of the adjusting rod 21 is in threaded connection with a lock nut 22, the section of the adjusting rod 21 is in a T shape, the two side surfaces of the adjusting rod 21 are fixedly connected with fixing balls 23, the outer surface of the adjusting rod 21 is clamped with an elastic fixture block 24, the outer surface of the fixing balls 23 is fixedly connected with a connecting plate 25, the outer surface of the elastic fixture block 24 is fixedly connected with a dust guard 26, and the section of the dust guard 26 is in a groove shape;

furthermore, an adjusting device is arranged on the upper surface of the pressure reducing valve 1 and comprises an adjusting block 2, the adjusting block 2 is fixedly arranged on the upper surface of the pressure reducing valve 1 through a bolt, so that when the pressure in the pressure reducing valve 1 needs to be adjusted, the pressure in the pressure reducing valve 1 can be conveniently adjusted by a worker through the device, and the problem that the worker is inconvenient to adjust when the pressure in the pressure reducing valve 1 needs to be solved;

the water inlet 3 and the delivery port 4 have been seted up respectively to the both sides surface of relief pressure valve 1, and the inner wall of water inlet 3 is provided with leak protection water installation, and leak protection water installation is including sealed 5, and the inner wall of sealed 5 and the fixed intercommunication of the inner wall of water inlet 3.

Furthermore, the axes of the water inlet 3, the pressure reducing valve 1 and the water outlet 4 are all located on the same axis, the two sealing blocks 5 are symmetrically distributed by taking the axis of the pressure reducing valve 1 as a symmetric center, the inner wall of each sealing block 5 is fixedly connected with an elastic water-blocking ring 51, the sealing blocks 5 are made of stainless steel materials, the outer surface of each elastic water-blocking ring 51 is matched with the inner wall of each sealing block 5, and the lower surface of the pressure reducing valve 1 is in threaded connection with an exhaust sealing cover 52;

furthermore, a water leakage prevention device is arranged on the inner wall of the water inlet 3 and comprises a sealing block 5, the inner wall of the sealing block 5 is fixedly communicated with the inner wall of the water inlet 3, the effect of preventing water leakage when the water inlet 3 and the water outlet 4 are connected with a drinking water pipeline is achieved, and the problem that water resources are wasted due to the fact that water leakage is prone to occur at the connection positions of the water inlet 3 and the water outlet 4 on the pressure reducing valve 1 and the drinking water pipeline due to the fact that installation operation is not standard in the use process of the pressure reducing valve 1 is solved;

the working principle is as follows: step one, when the pressure reducing valve 1 is installed, a worker puts an external drinking water pipeline into the sealing block 5, and the inner wall of the sealing block 5 is communicated with the water inlet 3 and the water outlet 4 of the pressure reducing valve 1 in a staggered mode to achieve a primary water leakage prevention effect, and the elastic water blocking ring 51 is arranged to further prevent water leakage at the joint of the sealing block 5 and the external drinking water pipeline;

step two, when the pressure inside the pressure reducing valve 1 needs to be adjusted by a worker, the worker firstly takes the elastic clamping block 24 off the surface of the adjusting rod 21, screws out the locking nut 22, holds the connecting plate 25 at the position of the fixing ball 23 with the two hands of the worker, adjusts the pressure inside the pressure reducing valve 1 by screwing in and out the connecting plate 25, screws in the locking nut 22 for locking after the adjustment is completed, puts the elastic clamping block 24 between the locking nut 22 and the adjusting rod 21, clamps the adjusting rod 21, prevents the adjusting rod 21 from loosening in the using process, and sets the dustproof plate 26 to perform the dustproof function on the adjusting rod 21;

and step three, finishing the water leakage prevention measure of the water inlet 3 and the water outlet 4 of the pressure reducing valve 1 when the pressure reducing valve is connected with an external drinking water pipeline.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a leak protection relief pressure valve for water, includes relief pressure valve (1), its characterized in that: an adjusting device is arranged on the upper surface of the pressure reducing valve (1) and comprises an adjusting block (2), and the adjusting block (2) is fixedly arranged on the upper surface of the pressure reducing valve (1) through a bolt;

the water inlet (3) and the water outlet (4) are respectively formed in the surfaces of the two sides of the pressure reducing valve (1), the inner wall of the water inlet (3) is provided with a water leakage preventing device, the water leakage preventing device comprises a sealing block (5), and the inner wall of the sealing block (5) is fixedly communicated with the inner wall of the water inlet (3).

2. The pressure reducing valve for preventing water leakage according to claim 1, wherein: the upper surface screw thread of adjusting block (2) is connected with adjusts pole (21), the surface screw thread of adjusting pole (21) is connected with lock nut (22).

3. The pressure reducing valve for preventing water leakage according to claim 2, wherein: the cross section of the adjusting rod (21) is T-shaped, the surfaces of the two sides of the adjusting rod (21) are fixedly connected with fixing balls (23), and the outer surface of the adjusting rod (21) is clamped with an elastic clamping block (24).

4. The pressure reducing valve for preventing water leakage according to claim 3, wherein: the outer surface of the fixing ball (23) is fixedly connected with a connecting plate (25), the outer surface of the elastic clamping block (24) is fixedly connected with a dustproof plate (26), and the section of the dustproof plate (26) is in a groove shape.

5. The pressure reducing valve for preventing water leakage according to claim 1, wherein: the axes of the water inlet (3), the pressure reducing valve (1) and the water outlet (4) are all located on the same axis, and the two sealing blocks (5) are symmetrically distributed by taking the axis of the pressure reducing valve (1) as a symmetric center.

6. The pressure reducing valve for preventing water leakage according to claim 1, wherein: the inner wall fixedly connected with elasticity of sealed piece (5) hinders water ring (51), the material of sealed piece (5) is made for stainless steel material.

7. The pressure reducing valve for preventing water leakage according to claim 6, wherein: the outer surface of the elastic water-blocking ring (51) is matched with the inner wall of the sealing block (5), and the lower surface of the pressure reducing valve (1) is in threaded connection with an exhaust sealing cover (52).