CN210687123U - Insulating safety valve with sewage discharge function - Google Patents
Insulating safety valve with sewage discharge function Download PDFInfo
- Publication number
- CN210687123U CN210687123U CN201921355464.9U CN201921355464U CN210687123U CN 210687123 U CN210687123 U CN 210687123U CN 201921355464 U CN201921355464 U CN 201921355464U CN 210687123 U CN210687123 U CN 210687123U
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- Prior art keywords
- valve body
- relief valve
- valve core
- elastic member
- check valve
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- 239000010865 sewage Substances 0.000 title claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000009428 plumbing Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model relates to a plumbing relief valve field, concretely relates to insulating safety valve who possesses blowdown function, this internal check valve body that has integrateed, pressure release valve body and drain all are located check valve body's play water side, check valve body can ensure that the rivers flow to play water end or pressure release valve body's play water end from the end of intaking of body, traditional tee bend blowdown drainage pipe fitting has been saved to the structure of this body, the threaded connection point of pipe fitting has been reduced, the seepage risk has been reduced, insulating part connects in the play water end of body, can prevent the electric current to flow to the body when water heater shell leaks electricity.
Description
Technical Field
The utility model relates to a plumbing relief valve field especially relates to an insulating relief valve that possesses blowdown function.
Background
The safety valve is a necessary component of all pressure-bearing water heaters, and plays a role in automatically relieving pressure when the water pressure of the water heater is too high so as to ensure safety. The water heater relief valve on the market before generally all is for being connected the equipment to the water heater through tee bend blowdown bleeder pipe spare and these two parts of intake pipe subassembly (intake pipe subassembly is water pipe switching part), foretell relief valve, tee bend blowdown bleeder pipe spare and intake pipe subassembly are comparatively loaded down with trivial details when the installation, and the junction of above-mentioned three part all is connected through the screw thread, the seepage risk is great, and above-mentioned part all adopts the metal material to make, the water heater shell can make above-mentioned three part all electrified under the condition of electric leakage, cause the electric shock accident easily.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing an insulating safety valve who possesses blowdown function to solve current safety valve subassembly electrified and the great problem of seepage risk when the water heater shell leaks electricity.
Based on the above, the utility model provides an insulation safety valve with a sewage discharge function, which comprises an insulation part, a body, a one-way valve body, a pressure relief valve body and a sewage discharge outlet, wherein the one-way valve body, the pressure relief valve body and the sewage discharge outlet are arranged in the body; the insulating part is of a hollow structure and made of insulating materials, one end of the insulating part is communicated with the water outlet end of the body, and the other end of the insulating part is communicated with the water inlet end of the water heater; the water inlet side of the one-way valve body is communicated with the water inlet end of the body, the water outlet side of the one-way valve body is communicated with the water outlet end of the body, and the pressure relief valve body and the sewage draining outlet are both positioned on the water outlet side of the one-way valve body.
Preferably, the check valve body comprises a sealing ring, a supporting piece, a check valve core and a first elastic piece, the sealing ring is connected to the inner side wall of the body, the supporting piece is fixedly connected with the body and coaxially arranged with the body, the check valve core is slidably connected to the supporting piece, two ends of the first elastic piece are respectively connected to the check valve core and the body, and the check valve core abuts against the end face of the sealing ring under the elastic force action of the first elastic piece.
Preferably, the check valve further includes a second elastic member and an adjusting block sleeved on the supporting member, two ends of the second elastic member are respectively connected to the check valve core and the adjusting block, the first elastic member and the second elastic member are both sleeved on the supporting member, and a diameter of the first elastic member is larger than a diameter of the second elastic member.
Preferably, the adjustment block is connected to the support member by a screw-fit.
Preferably, the pressure relief valve body comprises a sealing sleeve, a transmission part, a pressure relief valve core and a third elastic part, the sealing sleeve is connected to the inner side wall of the water inlet end of the pressure relief valve body, the transmission part is connected to the body in a sliding mode, the pressure relief valve core is connected to the transmission part in a sliding mode, a blocking block is arranged on the pressure relief valve core, a transmission block which is opposite to the blocking block is arranged on the transmission part, two ends of the third elastic part are connected to the pressure relief valve core and the body respectively, the pressure relief valve core abuts against the end face of the sealing sleeve under the elastic action of the third elastic part, and the blocking block abuts against the transmission block.
Preferably, the pressure relief valve core is internally provided with a connecting cavity, the pressure relief valve core is provided with an opening communicated with the connecting cavity, the inner side wall of the connecting cavity is provided with the blocking block, the end part of the transmission part penetrates through the opening and extends into the connecting cavity, and the transmission block is positioned at the end part of the transmission part.
Preferably, the sealing sleeve is made of stainless steel.
Preferably, the sewage draining device further comprises a cover body, and the cover body is detachably arranged on the sewage draining outlet in a covering mode.
Preferably, the insulating part is made of a plastic material, the body is made of a metal material, and the body and the insulating part are connected through insert molding.
The utility model discloses an insulating safety valve who possesses blowdown function, this internal check valve body that has integrateed, pressure release valve body and drain all are located check valve body's play water side, check valve body can ensure that the rivers flow to the play water end of play water end or pressure release valve body from the end of intaking of body, traditional tee bend blowdown drainage pipe fitting has been saved to the structure of this body, the threaded connection point of pipe fitting has been reduced, the seepage risk has been reduced, insulating part connects in the play water end of body, can prevent the electric current to flow to the body when water heater shell leaks electricity.
Drawings
Fig. 1 is an external structural schematic diagram of an insulation safety valve with a sewage draining function according to an embodiment of the present invention;
fig. 2 is a schematic view of an overall cross-sectional structure of an insulation safety valve with a sewage draining function according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure view of a body of an insulation safety valve with a sewage draining function according to an embodiment of the present invention.
Wherein, 1, an insulating component; 2. a body; 3. a check valve body; 31. a seal ring; 32. a support member; 33. a one-way valve core; 34. a first elastic member; 35. a second elastic member; 36. an adjusting block; 4. a pressure relief valve body; 41. sealing sleeves; 42. a transmission member; 421. a transmission block; 43. a pressure relief valve core; 431. a blocking block; 432. a connecting cavity; 44. a third elastic member; 45. a pressure relief port; 5. a sewage draining outlet; 6. a cover body.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Combine fig. 1 to fig. 3 to show schematically that the utility model discloses an insulating safety valve who possesses blowdown function, including insulating part 1, body 2 and locate one-way valve body 3, pressure release valve body 4 and drain 5 in the body 2. The insulating part 1 is of a hollow structure and made of insulating materials, one end of the insulating part 1 is communicated with a water outlet end of the body 2, the other end of the insulating part 1 is communicated with a water inlet end of the water heater, the insulating part 1 is made of plastic materials, the body 2 is made of metal materials, the body 2 and the insulating part 1 are connected through insert molding, when the shell of the water heater leaks electricity, the insulating part 1 can prevent current from flowing to the body 2, the surface electrification of the body 2 is avoided, and particularly in the process of testing a new water heater which is not electrified, the shell of the water heater can be electrified due to the fault of an internal circuit. The side of intaking of check valve body 3 communicates in the end of intaking of body 2, the play water side of check valve body 3 communicates in the play water end of body 2, check valve body 3 can ensure that rivers flow to the play water end of body 2 or the play water end of pressure release valve body 4 from the end of intaking of body 2, pressure release valve body 4 and drain 5 all are located the play water side of check valve body 3, detachably lid is equipped with lid 6 on the drain 5, this body 2 is with check valve body 3, pressure release valve body 4 and drain 5 are integrated in single casing part, traditional tee bend blowdown bleeder pipe spare has been saved, the threaded connection point of pipe fitting has been reduced, the seepage risk has been reduced.
Specifically, as shown in fig. 2 and fig. 3, the check valve body 3 includes a sealing ring 31, a supporting member 32, a check valve core 33 and a first elastic member 34, the sealing ring 31 is connected to the inner side wall of the body 2 in a surrounding manner, the supporting member 32 and the body 2 are fixedly connected and coaxially arranged, the check valve core 33 is slidably connected to the supporting member 32, two ends of the first elastic member 34 are respectively connected to the check valve core 33 and the body 2, the sealing ring 31 is located on the water inlet side of the check valve core 33, the check valve core 33 abuts against the end surface of the sealing ring 31 under the elastic force action of the first elastic member 34, after the water inlet end of the body 2 is connected to the water pipe, the water flow in the water pipe pushes the check valve core 33 and makes it move away from the sealing ring 31, the. Among them, the first elastic member 34 is preferably a spring. The check valve body 3 further includes a second elastic member 35 and an adjusting block 36 sleeved on the supporting member 32, an external thread is provided on the outer side wall of the supporting member 32, a threaded hole is provided on the adjusting block 36, the adjusting block 36 is connected with the supporting member 32 through a thread, and the adjusting block 36 is rotated to enable the adjusting block 36 to move in the axial direction of the supporting member 32. The both ends of second elastic component 35 are connected respectively in one-way valve core 33 and regulating block 36, and first elastic component 34 and second elastic component 35 all cup joint in support piece 32, and the diameter of first elastic component 34 is greater than the diameter of second elastic component 35, and first elastic component 34 and second elastic component 35 all butt on one-way valve core 33 for the elastic force that one-way valve core 33 received is more even.
Further, the pressure relief valve body 4 includes a sealing sleeve 41, a transmission member 42, a pressure relief valve core 43 and a third elastic member 44, the sealing sleeve 41 is substantially a tubular structure, and the sealing sleeve 41 is made of stainless steel. The sealing sleeve 41 is connected to the inner side wall of the water inlet end of the pressure relief valve body 4, the transmission member 42 is connected to the body 2 in a sliding mode, the pressure relief valve core 43 is connected to the transmission member 42 in a sliding mode, the pressure relief valve core 43 is provided with a blocking block 431, the transmission member 42 is provided with a transmission block 421 opposite to the blocking block 431, and two ends of the third elastic member 44 are connected to the pressure relief valve core 43 and the body 2 respectively. The pressure relief valve core 43 abuts against the end face of the sealing sleeve 41 under the elastic force action of the third elastic piece 44, and the blocking block 431 abuts against the transmission block 421 at the moment, when the water pressure in the body 2 exceeds a preset value, the water pressure overcomes the elastic force of the third elastic piece 44 and pushes the pressure relief valve core 43 to move away from the sealing sleeve 41, at the moment, the pressure relief valve core 43 slides relative to the transmission piece 42, the blocking block 431 is separated from the transmission block 421, the pressure relief valve core 43 is opened to relieve the pressure, and it can be understood that the water outlet end of the pressure relief valve body 4 is provided with a pressure relief port 45 communicated with the. In order to facilitate the maintenance personnel to test the pressure relief valve body 4, the driving part 42 can be pulled by applying force, and the pulling force is transmitted to the blocking block 431 through the driving block 421, so that the pressure relief valve core 43 is separated from the sealing sleeve 41, and the pressure relief valve core 43 is opened. Have in the pressure release valve core 43 and connect chamber 432, set up the opening that communicates in connecting chamber 432 on the pressure release valve core 43, be equipped with on the inside wall of connecting chamber 432 and block 431, the tip of driving medium 42 passes the opening and stretches into in connecting chamber 432, and driving block 421 is located the tip of driving medium 42.
To sum up, the utility model discloses an insulating safety valve that possesses blowdown function, its body 2 is interior to have integrateed check valve body 3, pressure release valve body 4 and drain 5 all are located check valve body 3's play water side, check valve body 3 can ensure that rivers flow to play water end or pressure release valve body 4's play water end from body 2's the end of intaking, traditional tee bend blowdown bleeder pipe spare has been saved to this body 2's structure, the threaded connection point of pipe fitting has been reduced, the seepage risk has been reduced, insulating part 1 is connected in body 2's play water end, can prevent the electric current to flow to body 2 when water heater shell leaks electricity.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (9)
1. An insulated safety valve with a sewage discharge function is characterized by comprising an insulated part, a body, a one-way valve body, a pressure relief valve body and a sewage discharge outlet, wherein the one-way valve body, the pressure relief valve body and the sewage discharge outlet are arranged in the body; the insulating part is of a hollow structure and made of insulating materials, one end of the insulating part is communicated with the water outlet end of the body, and the other end of the insulating part is communicated with the water inlet end of the water heater; the water inlet side of the one-way valve body is communicated with the water inlet end of the body, the water outlet side of the one-way valve body is communicated with the water outlet end of the body, and the pressure relief valve body and the sewage draining outlet are both positioned on the water outlet side of the one-way valve body.
2. The insulated safety valve with the sewage draining function according to claim 1, wherein the check valve body comprises a sealing ring, a supporting member, a check valve core and a first elastic member, the sealing ring is connected to the inner side wall of the body, the supporting member is fixedly connected with the body and is coaxially arranged with the body, the check valve core is slidably connected to the supporting member, two ends of the first elastic member are respectively connected to the check valve core and the body, and the check valve core abuts against the end surface of the sealing ring under the elastic force of the first elastic member.
3. The insulated safety valve with a pollution discharge function according to claim 2, wherein the check valve body further comprises a second elastic member and a regulating block sleeved on the supporting member, two ends of the second elastic member are respectively connected to the check valve core and the regulating block, the first elastic member and the second elastic member are sleeved on the supporting member, and the diameter of the first elastic member is larger than that of the second elastic member.
4. The insulation safety valve with a blowdown function of claim 3, wherein the adjustment block is connected to the support by a screw-fit.
5. The safety insulation valve with a blowdown function according to claim 1, wherein the relief valve body comprises a sealing sleeve, a transmission member, a relief valve core and a third elastic member, the sealing sleeve is connected to the inner side wall of the water inlet end of the relief valve body, the transmission member is slidably connected to the body, the relief valve core is slidably connected to the transmission member, a blocking block is arranged on the relief valve core, a transmission block is arranged on the transmission member and opposite to the blocking block, two ends of the third elastic member are respectively connected to the relief valve core and the body, the relief valve core abuts against the end surface of the sealing sleeve under the elastic force of the third elastic member, and the blocking block abuts against the transmission block.
6. The insulation safety valve with the pollution discharge function according to claim 5, wherein the pressure relief valve core is provided with a connecting cavity, the pressure relief valve core is provided with an opening communicated with the connecting cavity, the inner side wall of the connecting cavity is provided with the blocking block, the end part of the transmission member passes through the opening and extends into the connecting cavity, and the transmission block is positioned at the end part of the transmission member.
7. The insulated safety valve with a blowdown function as claimed in claim 5, wherein the sealing sleeve is made of stainless steel.
8. The insulation safety valve with a sewage draining function as claimed in claim 1, further comprising a cover body, wherein the cover body is detachably arranged on the sewage draining outlet.
9. The insulated safety valve with the sewage draining function as claimed in claim 1, wherein the insulating member is made of a plastic material, the body is made of a metal material, and the body and the insulating member are connected by insert molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921355464.9U CN210687123U (en) | 2019-08-19 | 2019-08-19 | Insulating safety valve with sewage discharge function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921355464.9U CN210687123U (en) | 2019-08-19 | 2019-08-19 | Insulating safety valve with sewage discharge function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210687123U true CN210687123U (en) | 2020-06-05 |
Family
ID=70896607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921355464.9U Active CN210687123U (en) | 2019-08-19 | 2019-08-19 | Insulating safety valve with sewage discharge function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210687123U (en) |
-
2019
- 2019-08-19 CN CN201921355464.9U patent/CN210687123U/en active Active
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| GR01 | Patent grant |