CN218644880U

CN218644880U - High-pressure protection overflow valve

Info

Publication number: CN218644880U
Application number: CN202223192151.0U
Authority: CN
Inventors: 袁剑
Original assignee: Sichuan Scgute Valve Manufacturing Co ltd
Current assignee: Sichuan Scgute Valve Manufacturing Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-17
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to an overflow valve technical field discloses a high pressure protection overflow valve, including main pressure release pipe, the inside of main pressure release pipe is provided with the sprue, the one end of main pressure release pipe has the lock bottom plate through the bolt fixed mounting who sets up, the lock bottom plate is located one side fixed mounting of main pressure release pipe inside has the spring, when the inside rivers of high pressure supply pipe entering main pressure release pipe do not have the superpressure, the inside rivers that do not have the superpressure of main pressure release pipe flow in the bottom of main pressure release pipe and discharge through the discharge pipe this moment, when the superpressure appears in the inside water that gets into main pressure release pipe, the rivers that get into this moment can strike the sprue, the sprue is compression spring under the pressure effect of rivers and moves to one side, through the sprue to one side motion, be convenient for plug up one side of vice pressure release pipe and expose, the device can effectually control the discharge to the rivers of not superpressure and superpressure, prevent as far as possible that water pressure from excessively from causing the influence to the conveyer pipe.

Description

High-pressure protection overflow valve

Technical Field

The utility model belongs to the technical field of the overflow valve, specifically be a high-pressure protection overflow valve.

Background

The overflow valve is a safety device which is applied to a system and discharges pressure exceeding a specified value so as to ensure that the system does not have accidents caused by overhigh pressure, and is widely applied to the fields of urban construction, chemical engineering, metallurgy and the like.

The utility model discloses a high pressure protection overflow valve as in utility model patent of publication No. CN 2120928361U, including the bottom tube, the bottom tube is hollow cylindrical structure, and the top surface and the bottom surface of bottom tube are uncovered, the top surface fixed mounting of bottom tube has from solid fixed ring, is the ring shape structure from solid fixed ring, from solid fixed ring's inside wall and the lateral wall top fixed connection of bottom tube together, from solid fixed ring's top surface both sides edge respectively fixed mounting have a screw rod, the screw rod is cylindrical structure, when too high through water pressure, the water downward compression hinders the water column, and the post that blocks water moves down drives the fixture block and moves down, and the fixture block moves down compression main telescopic link in the draw-in groove, and main telescopic link moves down and drives the slider and move down in the spout, and then the spring is compressed, and when the fixture block moved to the below of draw-in groove, the water that blocks water on the water column spills over from the side channel of draw-in groove and flows into corresponding place through the bottom tube, can be according to the outflow of hydraulic size control water pressure to reach efficient guard action.

In the in-process of realizing this application, discover this technique and have following problem, the device passes through water under high pressure compression and hinders the water column, make main telescopic link move down and then compression spring, make the water on the water column that blocks overflow from the side channel of draw-in groove and flow into corresponding place through the bottom tube, realize the outflow of hydraulic size control water, keep the stability of the inlet pressure of overflow valve, but the device is when getting into the water in the upper tube when the high pressure does not appear under the steady state, the condition in unable entering the bottom tube can appear to the water in the upper tube this moment, the unable fine entering of water in the upper tube that makes and discharge, provide a high-pressure protection overflow valve for this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that when water entering the upper pipe is not high-pressure in a stable state, the water in the upper pipe cannot enter the bottom pipe at the moment, so that the water in the upper pipe cannot well enter and be discharged, the high-pressure protection overflow valve is provided.

The utility model adopts the technical scheme as follows: the utility model provides a high pressure protection overflow valve, includes main pressure relief pipe, the inside of main pressure relief pipe is provided with the sprue, the one end of main pressure relief pipe has the lock bottom plate through the bolt fixed mounting who sets up, the lock bottom plate is located inside one side fixed mounting of main pressure relief pipe has the spring, just the one end of spring with one side of sprue is fixed mutually, a plurality of circulation holes have been seted up to the top surface of sprue, the outer wall fixed mounting of main pressure relief pipe has the discharge pipe, just the one end of discharge pipe is connected with external conveyer pipe through the ring flange that sets up, the outer wall welding of main pressure relief pipe has vice pressure relief pipe, the one end welding of vice pressure relief pipe is in the outer wall of discharge pipe.

In a preferred embodiment, a plurality of flow slowing guide plates are welded inside the secondary pressure relief pipe, and the flow slowing guide plates are installed inside the secondary pressure relief pipe in a staggered mode.

In a preferred embodiment, the top surface of the block is fixedly provided with a top block in the middle.

In a preferred embodiment, a drainage plate is fixedly mounted inside the discharge pipe below one end of the secondary pressure relief pipe.

In a preferred embodiment, a sealing gasket is fixedly installed on one side of the fastening bottom plate, and the sealing gasket is located between the blocking block and the joint of the fastening bottom plate.

In a preferred embodiment, a warning label is adhered to the outer surface of the main pressure relief pipe.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, owing to adopted above-mentioned this scheme, when the delivery pipe gets into the inside rivers of main pressure release pipe when not the superpressure, the inside rivers of not superpressure of main pressure release pipe this moment flow into the bottom of main pressure release pipe and discharge through the discharge pipe through flowing through the hole, when getting into the inside water of main pressure release pipe when the superpressure appears, the rivers that get into this moment can strike the sprue, the sprue is compression spring under the pressure effect of rivers and moves to one side, through the sprue to one side motion, be convenient for expose the one side of plugging up vice pressure release pipe, the device can effectually control the discharge to the rivers of not superpressure and superpressure, prevent as far as possible that water pressure from excessively leading to the fact the influence to the conveyer pipe, the effectual problem that exists in the reference case of having solved.

2. The utility model discloses in, owing to adopted above-mentioned this scheme, all misplace through a plurality of slow flow baffle that set up and install in the inside of vice pressure release pipe, can effectually play the effect of pressure release to getting into the inside rivers of vice pressure release pipe, prevent as far as possible that the too big multirow exit tube of rivers pressure from causing the influence, increase the practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the main pressure relief pipe of the present invention;

fig. 3 is a schematic view of the block of the present invention.

The mark in the figure is: 1. a primary pressure relief tube; 2. blocking; 3. buckling the bottom plate; 4. a spring; 5. a flow-through hole; 6. a discharge pipe; 7. a secondary pressure relief tube; 8. a slow flow guide plate; 9. a top block; 10. a drainage plate; 11. a gasket; 12. and (6) warning labels.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1 and 2, the high-pressure protection overflow valve comprises a main pressure relief pipe 1, wherein a blocking block 2 is arranged inside the main pressure relief pipe 1, and a fastening bottom plate 3 is fixedly arranged at one end of the main pressure relief pipe 1 through a set bolt; through the bolt that sets up, be convenient for install fixedly the lock bottom plate 3, make it seal up the bottom of main pressure release pipe 1.

Referring to fig. 2, a spring 4 is fixedly installed on one side of the buckling bottom plate 3 located inside the main pressure relief pipe 1, one end of the spring 4 is fixed to one side of the block 2, and a plurality of circulation holes 5 are formed in the top surface of the block 2; through the arranged spring 4, the plugging block 2 in the buckling bottom plate 3 can be conveniently installed and fixed, and through the arranged flow hole 5, the water flow which enters the main pressure relief pipe 1 and is not subjected to overpressure can be conveniently discharged.

Referring to fig. 1 and 2, an exhaust pipe 6 is fixedly mounted on the outer wall surface of the main pressure relief pipe 1, one end of the exhaust pipe 6 is connected with an external conveying pipe through a flange, an auxiliary pressure relief pipe 7 is welded on the outer wall surface of the main pressure relief pipe 1, and one end of the auxiliary pressure relief pipe 7 is welded on the outer wall surface of the exhaust pipe 6; the user firstly connects one end of the main pressure relief pipe 1 with an external water supply pipe through a flange, then connects the discharge pipe 6 with the external delivery pipe through a connecting flange, when the water flow entering the main pressure relief pipe 1 from a high-pressure water supply pipe is not overpressurized, the water flow which is not overpressurized in the main pressure relief pipe 1 flows into the inner bottom of the main pressure relief pipe 1 through the flow through hole 5, the water which flows into the inner bottom of the main pressure relief pipe 1 is discharged through the discharge pipe 6, when the water which enters the main pressure relief pipe 1 is overpressurized, the entering water can impact the blocking block 2 at the moment, the compression spring 4 moves to one side under the pressure action of the water by the blocking block 2, through the movement to one side of the blocking block 2, the leakage of one side of the auxiliary pressure relief pipe 7 is facilitated, the overpressurized water can be discharged through the flow through hole 5 and the auxiliary pressure relief pipe 7 at the moment, the water pressure is facilitated to be controlled, and the influence of the delivery pipe caused by overlarge water pressure is prevented as much as possible.

Referring to fig. 1 and 2, a plurality of flow retarding guide plates 8 are welded inside the auxiliary pressure relief pipe 7, and the flow retarding guide plates 8 are installed inside the auxiliary pressure relief pipe 7 in a staggered manner; through the slow flow guide plate 8, the effect of slow pressure is conveniently played to the water flow entering the inside of the auxiliary pressure relief pipe 7.

Referring to fig. 1, 2 and 3, a top block 9 is fixedly installed at the middle part of the top surface of the block 2; the top block 9 is arranged, so that the compression block 2 and the spring 4 can move to one side when water flow has overpressure.

Referring to fig. 2, a drainage plate 10 is fixedly mounted inside the discharge pipe 6 below one end of the secondary pressure relief pipe 7; through the drainage plate 10 that sets up, the inside rivers through the pressure release of discharge tube 6 of being convenient for discharge through discharge tube 6 better.

Referring to fig. 2, a sealing gasket 11 is fixedly installed on one side of the fastening bottom plate 3, and the sealing gasket 11 is located between the connection positions of the blocking block 2 and the fastening bottom plate 3; through the sealing gasket 11, the sealing performance between the block 2 and the buckling bottom plate 3 can be improved.

Referring to fig. 1, a warning label 12 is adhered to the outer surface of the main pressure relief pipe 1; through the warning label 12 who sets up, the user of being convenient for marks above that, and the safety is noted to the pressure release pipeline, improves the protective effect to personnel.

The application principle of the embodiment of the high-pressure protection overflow valve is as follows: the water flow entering the main pressure relief pipe 1 can impact the bottom plate 3 through the auxiliary pressure relief pipe 7 at the moment, thereby facilitating the control of the pressure of the water flow, the device can simultaneously discharge the water flow and the auxiliary pressure relief pipe 7 through the flow hole 5 after the water flow with overpressure entering the main pressure relief pipe 1, the problem that the water flow with overpressure entering the auxiliary pressure relief pipe 7 can impact the bottom plate 3 to buffer the pressure of the water flow is solved, the problem that the water flow with overpressure entering the main pressure relief pipe 1 can slowly flow through the auxiliary pressure relief pipe 7 to discharge the water flow after entering the main pressure relief pipe 1 can be effectively solved, and the problem that the water flow with overpressure entering the auxiliary pressure relief pipe 7 can effectively control the discharge of the water flow after entering the auxiliary pressure relief pipe 7 can be solved.

All install in the inside of vice pressure release pipe 7 through a plurality of slow flow baffle 8 that set up misplaces, can effectually play the effect of pressure release to the inside rivers that get into vice pressure release pipe 7, prevent as far as possible that the too big multirow exit tube 6 of water pressure from causing the influence, increase the practicality.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a high pressure protection overflow valve, includes main pressure release pipe (1), its characterized in that: the inside of main pressure relief pipe (1) is provided with sprue (2), the one end of main pressure relief pipe (1) has lock bottom plate (3) through the bolt fixed mounting who sets up, lock bottom plate (3) are located one side fixed mounting of main pressure relief pipe (1) inside has spring (4), just the one end of spring (4) with one side of sprue (2) is fixed mutually, a plurality of circulation holes (5) have been seted up to the top surface of sprue (2), the outer wall fixed mounting of main pressure relief pipe (1) has discharge pipe (6), just the one end of discharge pipe (6) is connected with external conveyer pipe through the ring flange that sets up, the outer wall welding of main pressure relief pipe (1) has vice pressure relief pipe (7), the one end welding of vice pressure relief pipe (7) is in the outer wall of discharge pipe (6).

2. A high pressure protection relief valve as defined in claim 1 wherein: a plurality of slow flow guide plates (8) are welded inside the auxiliary pressure relief pipe (7), and the slow flow guide plates (8) are installed inside the auxiliary pressure relief pipe (7) in a staggered mode.

3. A high pressure protection relief valve as claimed in claim 1, wherein: the top surface of the plugging block (2) is positioned at the middle part and is fixedly provided with a top block (9).

4. A high pressure protection relief valve as defined in claim 1 wherein: and a drainage plate (10) is fixedly arranged in the discharge pipe (6) below one end of the auxiliary pressure relief pipe (7).

5. A high pressure protection relief valve as defined in claim 1 wherein: one side fixed mounting of lock bottom plate (3) has sealed pad (11), just sealed pad (11) are located sprue (2) with between lock bottom plate (3) the junction.

6. A high pressure protection relief valve as defined in claim 1 wherein: and a warning label (12) is adhered to the outer surface of the main pressure relief pipe (1).