CN218523097U

CN218523097U - High-safety pressure release valve

Info

Publication number: CN218523097U
Application number: CN202222625180.5U
Authority: CN
Inventors: 黄建忠; 张伟
Original assignee: Zhejiang Bach Valve Technology Co ltd
Current assignee: Zhejiang Bach Valve Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-24
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a high security relief valve, relate to the relevant technical field of relief valve, including first pipeline and the second pipeline that is used for the pressure release, one side outer wall fixedly connected with connecting pipe of first pipeline, the one end that first pipeline was kept away from to the connecting pipe can be dismantled and be connected with the second pipeline, the second pipeline is close to the first ring flange of one end outer wall fixedly connected with of connecting pipe, the outer wall fixedly connected with and the first ring flange assorted second ring flange that the connecting pipe is close to mutually with the second pipeline, one side fixedly connected with rhombus that first ring flange is close to the second ring flange is protruding, the lateral wall of second ring flange seted up with the protruding assorted spread groove of rhombus, through rhombus arch and spread groove, promote the stability of being connected between connecting pipe and the second pipeline, the dismantlement of second pipeline can be convenient for using first ring flange of bolt fastening and second ring flange, the maintenance and the change of the internals of being convenient for, the cost has further been reduced.

Description

High-safety pressure release valve

Technical Field

The utility model relates to a relevant technical field of relief valve, in particular to high security relief valve.

Background

Along with the improvement of the standard of living, quality of life also correspondingly promotes, and family can install electric water heater, this is also the electrical apparatus that must among our life, after having installed, it is very convenient when bathing or winter with hot water no matter in summer, and electric water heater is when the heating, and the temperature is higher and higher, if the temperature that sets up is 75 degrees, will produce very big pressure this time, if do not install the relief valve, the problem that the heat expands just appears in inside very easily can destroy the inner bag, produces and leaks. When the pressure is too high, explosion can occur and the pressure relief valve is very dangerous, so that the problem of backflow of water in the electric water heater can be prevented, redundant pressure can be discharged, and the pressure in the electric water heater can be ensured to be in a stable state.

Existing water heater pressure relief valves are typically divided into two chambers, a check valve chamber for preventing backflow of water from the water heater liner from the plumbing installation. Install the relief valve cavity who is used for the water heater pressure release with check valve cavity looks vertically, two cavities among the prior art through modes such as welding be not convenient for dismantle, lead to the inside part of arbitrary cavity to be not convenient for overhaul after damaging and change, need change whole relief valve because of the part damages, the cost is great, for this reason, we provide a high security relief valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high security relief valve can effectively solve two cavities among the background art and be not convenient for dismantle through modes such as welding, lead to the inside part of arbitrary cavity to damage the back not convenient to overhaul and change, need change whole relief valve because of the part damages, cost the great problem of cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high security relief valve, include first pipeline and the second pipeline that is used for the pressure release, one side outer wall fixedly connected with connecting pipe of first pipeline, first pipeline and connecting pipe mutually perpendicular, the one end that first pipeline was kept away from to the connecting pipe can be dismantled and be connected with the second pipeline, second pipeline and connecting pipe phase-match, the second pipeline is close to the first ring flange of one end outer wall fixedly connected with of connecting pipe, the outer wall fixedly connected with that the connecting pipe is close to mutually with the second pipeline and first ring flange assorted second ring flange, one side fixedly connected with rhombus arch that first ring flange is close to the second ring flange, the lateral wall of second ring flange seted up with the protruding assorted spread groove of rhombus, pass through the bolt fastening between first ring flange and the second ring flange.

Furthermore, a sealing groove is formed in the second flange plate, and a sealing ring is detachably mounted in the sealing groove.

Further, the bottom of first pipeline is provided with the water inlet, and the inside one end sliding connection who is close to the water inlet of first pipeline has the check valve, and the outer wall of check valve is provided with first spring, and the upper end of first pipeline is provided with the delivery port, and the inside one end fixedly connected with dog that is close to the delivery port of first pipeline, the one end of first spring and the up end fixed connection of check valve, the other end of first spring and the bottom surface fixed connection of dog.

Further, the bottom of second pipeline is provided with the outlet, the one end that the connecting pipe was kept away from to the second pipeline is provided with the handle that is used for the pressure release, the one end sliding connection that the inner wall of connecting pipe is close to first pipeline has the relief valve, the center pin sliding connection of relief valve has the guide bar, the one end of guide bar extend to the second pipeline outside and with the inside fixed connection of handle, the outer wall of guide bar is provided with the second spring, the one end of second spring and one side fixed connection of relief valve, the other end of second spring and the inner wall fixed connection of second pipeline.

Further, the outer wall of guide bar has seted up the through-hole, and the inner wall sliding connection of through-hole has the pivot, and the inserting groove that is used for the pivot to peg graft is seted up to the outer wall of handle, and the pivot setting is in the one side of the skew center of handle.

Further, the bottom fixedly connected with fixed block of second pipeline, fixed block and second pipeline mutually perpendicular, the handle is close to the one end of fixed block and slides and pegs graft and have the gag lever post, the inside sliding connection of gag lever post has the dwang, the dwang is close to the one end fixedly connected with stopper of fixed block, the inside of fixed block seted up with stopper and gag lever post assorted draw-in groove, inside sliding peg graft of draw-in groove has gag lever post and dwang, the center pin of dwang is parallel with the center pin of gag lever post, and center pin between them does not coincide.

Furthermore, the outlet end of the water outlet is fixedly connected with a water outlet pipe.

Further, the outer wall of the first pipeline is fixedly connected with a guide block.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, fix through first ring flange and second ring flange between connecting pipe and second pipeline, first ring flange matches each other with the second ring flange, and through rhombus arch and spread groove, promote the stability of being connected between connecting pipe and the second pipeline, the dismantlement of the second pipeline of using first ring flange of bolt fastening and second ring flange to be convenient for, the maintenance and the change of the internal part of being convenient for have further reduced the cost of cost.

Drawings

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

FIG. 2 is a schematic view of the connection between the connecting pipe and the second pipe according to the present invention;

fig. 3 is a schematic view of the internal structure of the first and second pipes according to the present invention;

FIG. 4 is a schematic view of the handle and the fixing block of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a first conduit; 2. a second conduit; 3. a water discharge opening; 4. a handle; 5. a drain pipe; 6. a guide block; 7. rotating the rod; 8. a first flange plate; 9. a second flange plate; 10. a seal ring; 11. a check valve; 12. a first spring; 13. a water inlet; 14. a water outlet; 15. a safety valve; 16. a second spring; 17. a fixed block; 18. a limiting rod.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example (b):

referring to fig. 1-5, the present invention relates to a high safety relief valve, which comprises a first pipeline 1 and a second pipeline 2 for pressure relief, wherein the first pipeline 1 can supply energy for transportation, and the second pipeline 2 is used for releasing pressure when the device is in a high-intensity working state, so as to increase the safety factor of the device.

The outer wall of one side of first pipeline 1 is fixedly connected with the connecting pipe, can be for the welding between connecting pipe and the first pipeline 1, and the inner wall of connecting pipe and the inner chamber intercommunication of first pipeline 1.

First pipeline 1 and connecting pipe mutually perpendicular, the one end that first pipeline 1 was kept away from to the connecting pipe can be dismantled and is connected with second pipeline 2, second pipeline 2 and connecting pipe phase-match, second pipeline 2 is close to the first ring flange 8 of one end outer wall fixedly connected with of connecting pipe, the outer wall fixedly connected with that the connecting pipe is close to mutually with second pipeline 2 and first ring flange 8 assorted second ring flange 9, first pipeline 1 passes through the connecting pipe intercommunication with second pipeline 2, fix through first ring flange 8 and second ring flange 9 between connecting pipe and the second pipeline 2, the stability of being connected between connecting pipe and the second pipeline 2 has further been promoted.

One side fixedly connected with rhombus arch that first ring flange 8 is close to second ring flange 9, second ring flange 9's lateral wall seted up with the protruding assorted spread groove of rhombus, pass through bolt fastening between first ring flange 8 and the second ring flange 9, first ring flange 8 matches each other with second ring flange 9, through rhombus arch and spread groove, can reduce first ring flange 8 and second ring flange 9 junction as far as possible and receive external force to influence to take place to slide, and then promote the stability of being connected between connecting pipe and the second pipeline 2, the dismantlement of second pipeline 2 can be convenient for through first ring flange 8 of bolt fastening and second ring flange 9, be convenient for the maintenance and the change of internals, the cost of cost has further been reduced.

The inside of second ring flange 9 has seted up the seal groove, and the inside demountable installation of seal groove has sealing washer 10, and installation sealing washer 10 can further promote the leakproofness that connecting pipe and second pipeline 2 are connected.

First pipeline 1's bottom is provided with water inlet 13, the inside one end sliding connection who is close to water inlet 13 of first pipeline 1 has check valve 11, check valve 11's outer wall is provided with first spring 12, first pipeline 1's upper end is provided with delivery port 14, the inside one end fixedly connected with dog that is close to delivery port 14 of first pipeline 1, the one end of first spring 12 and check valve 11's up end fixed connection, the other end of first spring 12 and the bottom surface fixed connection of dog, through the internally mounted check valve 11 at first pipeline 1, can effectively prevent the water reflux of equipment to pipeline in, cause the state that does not have ponding and empty heating in the equipment container, further lifting means's security.

Water to be conveyed enters an inner cavity of the first pipeline 1 from a water inlet 13 at the bottom end of the first pipeline 1, pressure can be applied to the first spring 12 through the flow direction and flow speed of the water, the water can press the check valve 11 to move upwards, so that the water enters the inner cavity of the first pipeline 1 and is conveyed to an inner cavity of equipment through the water outlet 14, then the water valve is closed, the water conveying is stopped, the check valve 11 is released to return to an initial state through the pressure of the first spring 12, and the check valve is attached to the water inlet 13 to block the water in the inner cavity of the equipment from flowing back.

The bottom of second pipeline 2 is provided with outlet 3, the one end that the connecting pipe was kept away from to second pipeline 2 is provided with handle 4 that is used for the pressure release, the one end sliding connection that the inner wall of connecting pipe is close to first pipeline 1 has relief valve 15, the center pin sliding connection of relief valve 15 has the guide bar, the one end of guide bar extend to the second pipeline 2 outside and with the inside fixed connection of handle 4, the outer wall of guide bar is provided with second spring 16, one side fixed connection of one end of second spring 16 and relief valve 15, the other end of second spring 16 and the inner wall fixed connection of second pipeline 2, through set up relief valve 15 in second pipeline 2 is inside, can be when equipment internal pressure is too high, help equipment carries out the pressure release, avoid equipment too big because of pressure, cause danger, and then promote the security of the use of equipment.

The through-hole has been seted up to the outer wall of guide bar, and the inner wall sliding connection of through-hole has the pivot, and the inserting groove that is used for the pivot to peg graft is seted up to the outer wall of handle 4, and the pivot setting is rotated through operating handle 4 in one side at the skew center of handle 4, can release the pressure of equipment inner chamber, and the center of the skew pivot of handle 4 is convenient to be executed at the outer wall of second pipeline 2 and is rotated.

Bottom fixedly connected with fixed block 17 of second pipeline 2, fixed block 17 and second pipeline 2 mutually perpendicular, the one end that handle 4 is close to fixed block 17 slides and pegs graft there is gag lever post 18, gag lever post 18's inside sliding connection has dwang 7, dwang 7 is close to the one end fixedly connected with stopper of fixed block 17, the inside of fixed block 17 seted up with stopper and gag lever post 18 assorted draw-in groove, the inside slip of draw-in groove is pegged graft there are gag lever post 18 and dwang 7, the center pin of dwang 7 is parallel with gag lever post 18's center pin, and center pin between them does not coincide, can let the stopper of the other end carry out the block with the inside draw-in groove of fixed block 17 through rotating dwang 7, and then realize fixing handle 4 through the rotation of operation dwang 7.

Handle 4 adopts bolt and second pipeline 2 to fix among the prior art, though played certain fixed effect, need unscrew the bolt when the pressure release at every turn, if keep improper losing, it is more troublesome to look for the assorted bolt, for user's operation, takes the mode of rotating the joint to fix.

The outlet end fixedly connected with wash-out pipe 5 of outlet 3 through connecting wash-out pipe 5, can avoid the water droplet to fall to ground, causes to splash and influences the pleasing to the eye on ground, and the water that discharges out through wash-out pipe 5 can carry out the secondary and use, and then the energy saving.

The outer wall fixedly connected with guide block 6 of first pipeline 1 through setting up guide block 6, differentiatees the installation direction when being convenient for install, avoids judging the more time of error cost, has further promoted the efficiency of installation.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high security relief valve, includes first pipeline (1) and second pipeline (2) that are used for the pressure release, one side outer wall fixedly connected with connecting pipe of first pipeline (1), first pipeline (1) and connecting pipe mutually perpendicular, the one end that first pipeline (1) was kept away from to the connecting pipe can be dismantled and be connected with second pipeline (2), second pipeline (2) and connecting pipe phase-match, its characterized in that: the utility model discloses a pipeline connecting device, including second pipeline (2), the first ring flange of one end outer wall fixedly connected with (8) that second pipeline (2) are close to the connecting pipe, the outer wall fixedly connected with that connecting pipe and second pipeline (2) are close to mutually and first ring flange (8) assorted second ring flange (9), it is protruding that one side fixedly connected with rhombus that first ring flange (8) are close to second ring flange (9), the lateral wall of second ring flange (9) seted up with the protruding assorted spread groove of rhombus, pass through bolt fastening between first ring flange (8) and second ring flange (9).

2. A high safety pressure relief valve according to claim 1 wherein: a sealing groove is formed in the second flange plate (9), and a sealing ring (10) is detachably mounted in the sealing groove.

3. A high safety pressure relief valve according to claim 1 wherein: the bottom of first pipeline (1) is provided with water inlet (13), the inside one end sliding connection who is close to water inlet (13) of first pipeline (1) has check valve (11), the outer wall of check valve (11) is provided with first spring (12), the upper end of first pipeline (1) is provided with delivery port (14), the inside one end fixedly connected with dog that is close to delivery port (14) of first pipeline (1), the one end of first spring (12) and the up end fixed connection of check valve (11), the other end of first spring (12) and the bottom surface fixed connection of dog.

4. A high safety relief valve according to claim 1 wherein: the bottom of second pipeline (2) is provided with outlet (3), the one end that the connecting pipe was kept away from in second pipeline (2) is provided with handle (4) that are used for the pressure release, the one end sliding connection that the inner wall of connecting pipe is close to first pipeline (1) has relief valve (15), the center pin sliding connection of relief valve (15) has the guide bar, the one end of guide bar extend to the second pipeline (2) the outside and with the inside fixed connection of handle (4), the outer wall of guide bar is provided with second spring (16), the one end of second spring (16) and one side fixed connection of relief valve (15), the other end of second spring (16) and the inner wall fixed connection of second pipeline (2).

5. A high safety relief valve according to claim 4, characterized in that: the outer wall of the guide rod is provided with a through hole, the inner wall of the through hole is connected with a rotating shaft in a sliding mode, the outer wall of the handle (4) is provided with a plug-in groove used for plug-in connection of the rotating shaft, and the rotating shaft is arranged on one side, away from the center, of the handle (4).

6. The high safety pressure relief valve according to claim 5, wherein: the bottom fixedly connected with fixed block (17) of second pipeline (2), fixed block (17) and second pipeline (2) mutually perpendicular, the one end slip grafting that handle (4) are close to fixed block (17) has gag lever post (18), the inside sliding connection of gag lever post (18) has dwang (7), the one end fixedly connected with stopper that dwang (7) are close to fixed block (17), the inside of fixed block (17) seted up with stopper and gag lever post (18) assorted draw-in groove, the inside slip grafting of draw-in groove has gag lever post (18) and dwang (7), the center pin of dwang (7) is parallel with the center pin of gag lever post (18), and center pin between them does not coincide.

7. A high safety relief valve according to claim 4, characterized in that: and the outlet end of the water outlet (3) is fixedly connected with a water outlet pipe (5).

8. A high safety pressure relief valve according to claim 1 wherein: the outer wall of the first pipeline (1) is fixedly connected with a guide block (6).