CN206377312U - Enclosed type safety valve and electric heater - Google Patents
Enclosed type safety valve and electric heater Download PDFInfo
- Publication number
- CN206377312U CN206377312U CN201621451019.9U CN201621451019U CN206377312U CN 206377312 U CN206377312 U CN 206377312U CN 201621451019 U CN201621451019 U CN 201621451019U CN 206377312 U CN206377312 U CN 206377312U
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- CN
- China
- Prior art keywords
- safety valve
- enclosed type
- pressure
- type safety
- intake tunnel
- Prior art date
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Abstract
This application discloses enclosed type safety valve and electric heater, wherein, enclosed type safety valve includes valve body of safety valve, including intake tunnel, exhalant canal and discharge channel, dividing plate is provided between intake tunnel and exhalant canal, there is apopore, one end of discharge channel is connected with intake tunnel and exhalant canal simultaneously on dividing plate；Unidirectional water inflow component, is arranged in exhalant canal；Safety valve plug, including seal the installation portion coordinated, and plug portion with discharge channel side walls；Pressure release spring, for applying pressure to safety valve plug, makes plug portion block pressure relief opening.The enclosed type safety valve of the application is on the premise of inner container of electric water heater safety is ensured, the water under high pressure of valve body of safety valve can be flowed back in the intake tunnel of low pressure by pressure relief opening, does not result in additional waste and the destruction to furniture finishing etc.；Enclosed type safety valve is an enclosed environment, flows through the water of valve and directly can not be contacted with the external world, therefore the situation for sending abnormal airflow sound is also just not present.
Description
Technical field
The utility model is related to valve field, and in particular to enclosed type safety valve and electric heater.
Background technology
Safety valve is that opening and closing element is lower in normally off by external force effect, when the pressure medium rise in equipment or pipeline is super
When crossing setting, by outside system discharge medium prevent the pressure medium in pipeline or equipment from exceeding the particular usage valve of specified value
Door.Safety valve belongs to automatic valve class, and control pressure is no more than setting, and important protection has been run to personal safety and equipment and has been made
With.
Common safety valve is all using open pressure release mode, such as the peace installed in electric heater in the market
Full valve, when the hydraulic pressure in inner container of electric water heater reaches setting value, safety valve starts pressure release, by pressure relief opening by the water in inner bag
Discharge, so as to reduce the hydraulic pressure in inner bag.This kind of safety valve can effectively play the effect of protection inner container of electric water heater, but exist
Following problem：
1st, pressure leak process reclaimed water is discharged, and the water of discharge can not reenter circulation, cause unnecessary waste；
2nd, due to changing caused by pressure in pressure leak process, water is directly contacted with the external world, causes valve body to vibrate in itself, is produced
Utter long and high-pitched sounds (sharp airflow noise)；
3rd, when valve inner part occurs abnormal, path is directly produced between electric heater and pressure relief opening, is caused in pipeline
Water ceaselessly discharged, while causing the water power to waste, also often there is the situation that water destroys furniture and fixtures flowed out.
Utility model content
The utility model is in view of the above-mentioned problems, overcome at least one not enough, it is proposed that enclosed type safety valve and electric hot water
Device.Solve many defects of existing Open Security valve.
The technical scheme that the utility model is taken is as follows：
A kind of enclosed type safety valve, including：
Valve body of safety valve, valve body of safety valve includes intake tunnel, exhalant canal and discharge channel, and the intake tunnel is with going out
Dividing plate is provided between aquaporin, there is on the dividing plate apopore, one end of the discharge channel is simultaneously with intake tunnel and going out
Aquaporin is connected, and wherein discharge channel is connected with intake tunnel by pressure relief opening；
Unidirectional water inflow component, is arranged in exhalant canal, coordinates with dividing plate, for make current it is unidirectional from intake tunnel stream
Enter exhalant canal；
Safety valve plug, including the installation portion coordinated is sealed with discharge channel side walls, and for blocking pressure relief opening
Plug portion；
Pressure release spring, for applying pressure to safety valve plug, makes plug portion block pressure relief opening.
Unidirectional water inflow component can be the unidirectional water inflow component of existing safety valve, and it, which is acted on, is matched somebody with somebody with the apopore of dividing plate
Close, for make current it is unidirectional flow into exhalant canal from intake tunnel.
During the enclosed type safety valve work of the application, the liquid of exhalant canal can flow into discharge channel, when in discharge channel
Hydraulic pressure exceed setting value when, liquid-driving safety valve plug overcomes the pressure of pressure release spring to move, and plug portion is no longer blocked
Water in pressure relief opening, discharge channel can flow into intake tunnel (low-pressure end), exhalant canal and discharge channel pressure by relief port
Power is reduced, so as to reach the effect of overpressure protection；After the hydraulic pressure in discharge channel is reduced, safety valve plug is in pressure release spring
Under resilient force, pressure relief opening is blocked in plug portion again, prevents liquid from flowing into intake tunnel from relief port.
The enclosed type safety valve of the application is on the premise of inner container of electric water heater safety is ensured, the water under high pressure of valve body of safety valve
It can be flowed back to by pressure relief opening in the intake tunnel of low pressure, not result in additional waste and the destruction to furniture finishing etc.；Closing
Type safety valve is an enclosed environment, flows through the water of valve and directly can not be contacted with the external world, therefore is also sent with regard to being not present
The situation of abnormal airflow sound (uttering long and high-pitched sounds).
Optionally, the valve body of safety valve includes body, and the dividing plate is arranged in body, tubular body space is separated
Into intake tunnel and exhalant canal two parts, valve body of safety valve also includes the relief tube for being arranged on tube wall, the relief tube
Inner space be the discharge channel.
Optionally, body, relief tube and dividing plate are integrated part.
Optionally, the tube wall has connector, and the connector is used to connect discharge channel and exhalant canal.
Optionally, in addition to relief tube the installation lid being connected, the pressure release spring is arranged in installation lid.
Optionally, the lid of installing has screwed hole, installs the pressure regulation head for being provided with and coordinating with the screwed hole in lid, adjusts
Pressure head one end coordinates with the pressure release spring, and other end end face, which has, screws groove, and screws the maximum inner diameter of groove less than or equal to spiral shell
The internal diameter of pit.
Fastening tool can be stretched into by screwed hole and screw groove, so as to adjust position of the pressure regulation head in screwed hole, be passed through
The position of pressure regulation head is adjusted to adjust the decrement of pressure release spring.
Optionally, the installation portion is cylindrical shape, and the side wall of installation portion has the sealing ring mounting groove of annular, the sealing
Sealing ring is installed on circle mounting groove.
Optionally, the pressure relief opening includes taper side wall, and the plug has the taper surface coordinated with taper side wall
Or arcwall face.
Optionally, the unidirectional water inflow component includes：
One-way shaft, one end of one-way shaft has disc portion, and the side of disc portion towards apopore is provided with sealing gasket；
Water inlet spring, is enclosed in one-way shaft outside, for applying active force to disc portion, sealing gasket is sealed the water outlet
Hole；
Spacing collar, is fixed in exhalant canal, water inlet spring one end and the disc portion against, the other end with it is described spacing
Circle against.
When the hydraulic pressure of intake tunnel meets condition, the pressure into water spring can be overcome, sealing gasket and one-way shaft is promoted
Move up, so that apopore is no longer plugged, water can enter exhalant canal from intake tunnel by apopore, when water inlet is logical
Pressure is reduced in road, when no longer meeting hydraulic condition, and under the active force of water inlet spring, one-way shaft is moved down, and sealing gasket is by water outlet
Hole is covered.
Optionally, one end of the one-way shaft has umbrella anti-delinking part, and the sealing gasket passes through overcoat behind umbrella anti-delinking part
In one-way shaft, and sealing gasket and disc portion against.
Disclosed herein as well is a kind of electric heater, including above-mentioned enclosed type safety valve.
The beneficial effects of the utility model are：The enclosed type safety valve of the application is before inner container of electric water heater safety is ensured
Put, the water under high pressure of valve body of safety valve can be flowed back in the intake tunnel of low pressure by pressure relief opening, do not result in additional waste and
Destruction to furniture finishing etc.；Enclosed type safety valve is an enclosed environment, flow through valve water can not directly with the external world
Contact, therefore the situation for sending abnormal airflow sound (uttering long and high-pitched sounds) is also just not present.
Brief description of the drawings：
Fig. 1 is the structural representation of the utility model enclosed type safety valve；
Fig. 2 is the top view of the utility model enclosed type safety valve；
Fig. 3 is A-A sectional views in Fig. 2；
Fig. 4 is the explosive view of the utility model enclosed type safety valve；
Fig. 5 is the structural representation of valve body of safety valve；
Fig. 6 is the sectional view of valve body of safety valve.
Each reference is in figure：
1st, valve body of safety valve；The 2nd, lid is installed；3rd, safety valve plug；4th, pressure release spring；5th, pressure regulation head；6th, discharge channel；7、
Umbrella anti-delinking part；8th, sealing gasket；9th, disc portion；10th, water inlet spring；11st, one-way shaft；12nd, spacing collar；13rd, exhalant canal；14、
Apopore；15th, dividing plate；16th, intake tunnel；17th, body；18th, relief tube；19th, pressure relief opening；20th, plug portion；21st, sealing ring is pacified
Tankage；22nd, installation portion；23rd, groove is screwed；24th, screwed hole；25th, connector.
Embodiment：
With reference to each accompanying drawing, the utility model is described in detail.
Embodiment 1
A kind of enclosed type safety valve, including：
Valve body of safety valve 1, valve body of safety valve 1 includes intake tunnel 16, exhalant canal 13 and discharge channel 6, intake tunnel
Being provided between 16 and exhalant canal 13 on dividing plate 15, dividing plate 15 has apopore 14, and one end of discharge channel 6 is simultaneously logical with water inlet
Road 16 is connected with exhalant canal 13, and wherein discharge channel 6 is connected with intake tunnel 16 by pressure relief opening 19；
Unidirectional water inflow component, is arranged in exhalant canal 13, coordinates with dividing plate 15, for making current are unidirectional to lead to from water inlet
Road 16 flows into exhalant canal 13；
Safety valve plug 3, including the installation portion 22 coordinated is sealed with the side walls of discharge channel 6, and let out for blocking
Press the plug portion 20 of mouth 19；
Pressure release spring 4, for applying pressure to safety valve plug 3, makes plug portion 20 block pressure relief opening 19.
In the present embodiment, valve body of safety valve 1 includes body 17, and dividing plate 15 is arranged in body 17, inside body 17
Space is separated into intake tunnel 16 and the two parts of exhalant canal 13, and valve body of safety valve 1 also includes being arranged on unloading for the side wall of body 17
Pressure pipe 18, the inner space of relief tube 18 is discharge channel 6.
In the present embodiment, body 17, relief tube 18 and dividing plate 15 are integrated part.
In the present embodiment, the side wall of body 17 has connector 25, and connector 25 is used to connect discharge channel 6 and water outlet is logical
Road 13.
In the present embodiment, in addition to the installation lid 2 being connected with relief tube 18, pressure release spring 4, which is arranged on, to be installed in lid 2.
In the present embodiment, installing lid 2 has screwed hole 24, installs the pressure regulation for being provided with and coordinating with screwed hole 24 in lid 2
First 5, first 5 one end of pressure regulation coordinates with pressure release spring 4, and other end end face, which has, screws groove 23, and it is small to screw the maximum inner diameter of groove 23
In the internal diameter equal to screwed hole 24.Fastening tool can be stretched into by screwed hole 24 and screw groove 23, so as to adjust pressure regulation first 5 in spiral shell
Position in pit 24, by adjusting the position of pressure regulation first 5 so as to adjusting the decrement of pressure release spring 4.
In the present embodiment, installation portion 22 is cylindrical shape, and the side wall of installation portion 22 has the sealing ring mounting groove of annular
21, sealing ring is installed in the sealing ring mounting groove 21.
In the present embodiment, pressure relief opening 19 includes taper side wall, and plug has the taper surface or arc coordinated with taper side wall
Shape face.
In the present embodiment, unidirectional water inflow component includes：
One-way shaft 11, one end of one-way shaft 11 has a disc portion 9, and the side of disc portion 9 towards apopore 14 is provided with close
Packing 8；
Water inlet spring 10, is enclosed in one-way shaft 11 outside, for applying active force to disc portion 9, sealing gasket 8 is sealed water outlet
Hole 14；
Spacing collar 12, is fixed in exhalant canal 13, the water inlet one end of spring 10 and disc portion 9 against, the other end with it is spacing
Circle 12 against.
When the hydraulic pressure of intake tunnel 16 meets condition, the pressure into water spring 10 can be overcome, sealing gasket 8 is promoted and single
Moved up to axle 11, so that apopore 14 is no longer plugged, water can enter water outlet from intake tunnel 16 by apopore 14
Passage 13, when pressure reduction in intake tunnel 16, when no longer meeting hydraulic condition, under the active force of water inlet spring 10, unidirectionally
Axle 11 is moved down, and sealing gasket 8 covers apopore 14.
In the present embodiment, one end of one-way shaft 11 has umbrella anti-delinking part 7, and sealing gasket 8 passes through outer behind umbrella anti-delinking part 7
Be enclosed in one-way shaft 11, and sealing gasket 8 and disc portion 9 against.
During the enclosed type safety valve work of the application, the liquid of exhalant canal 13 can flow into discharge channel 6, work as discharge channel
When hydraulic pressure in 6 exceedes setting value, liquid-driving safety valve plug 3 overcomes the pressure of pressure release spring 4 to move, and makes plug portion 20 not
The water blocked again in pressure relief opening 19, discharge channel 6 can flow into intake tunnel 16 (low-pressure end), exhalant canal 13 by relief port
Reduced with the pressure of discharge channel 6, so as to reach the effect of overpressure protection；After the hydraulic pressure in discharge channel 6 is reduced, safety valve is blocked up
First 3 under the resilient force of pressure release spring 4, and pressure relief opening 19 is blocked in plug portion 20 again, prevents liquid from being flowed into from relief port
Intake tunnel 16.
The enclosed type safety valve of the application is on the premise of inner container of electric water heater safety is ensured, the high pressure of valve body of safety valve 1
Water can be flowed back in the intake tunnel 16 of low pressure by pressure relief opening 19, do not result in additional waste and to the broken of furniture finishing etc.
It is bad；Enclosed type safety valve is an enclosed environment, flows through the water of valve and directly can not be contacted with the external world, therefore does not also just deposit
Sending the situation of abnormal airflow sound (uttering long and high-pitched sounds).
Embodiment 2
Present embodiment discloses a kind of electric heater, including the enclosed type safety valve described in embodiment 1.
Preferred embodiment of the present utility model is the foregoing is only, not thereby patent protection of the present utility model is limited
Scope, the equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are made, is directly or indirectly used in it
The technical field of his correlation, is similarly included in protection domain of the present utility model.
Claims (10)
1. a kind of enclosed type safety valve, it is characterised in that including：
Valve body of safety valve, valve body of safety valve includes intake tunnel, exhalant canal and discharge channel, and the intake tunnel leads to water outlet
Being provided between road on dividing plate, the dividing plate has apopore, and one end of the discharge channel is simultaneously logical with intake tunnel and water outlet
Road is connected, and wherein discharge channel is connected with intake tunnel by pressure relief opening；
Unidirectional water inflow component, is arranged in exhalant canal, coordinates with dividing plate, for making current are unidirectional to be flowed into out from intake tunnel
Aquaporin；
Safety valve plug, including the installation portion coordinated is sealed with discharge channel side walls, and for blocking the stifled of pressure relief opening
Head；
Pressure release spring, for applying pressure to safety valve plug, makes plug portion block pressure relief opening.
2. enclosed type safety valve as claimed in claim 1, it is characterised in that the valve body of safety valve includes body, it is described every
Plate is arranged in body, and tubular body space is separated into intake tunnel and exhalant canal two parts, and valve body of safety valve also includes
The relief tube of tube wall is arranged on, the inner space of the relief tube is the discharge channel.
3. enclosed type safety valve as claimed in claim 2, it is characterised in that the tube wall has connector, the company
Interface is used to connect discharge channel and exhalant canal.
4. enclosed type safety valve as claimed in claim 1, it is characterised in that also including the installation lid being connected with relief tube, institute
Pressure release spring is stated to be arranged in installation lid.
5. enclosed type safety valve as claimed in claim 4, it is characterised in that the installation lid has screwed hole, is installed in lid
The pressure regulation head coordinated with the screwed hole is provided with, the first end of pressure regulation coordinates with the pressure release spring, and other end end face has rotation
Tight groove, and screw the internal diameter that the maximum inner diameter of groove is less than or equal to screwed hole.
6. enclosed type safety valve as claimed in claim 1, it is characterised in that the installation portion is cylindrical shape, installation portion
Side wall has is provided with sealing ring in the sealing ring mounting groove of annular, the sealing ring mounting groove.
7. enclosed type safety valve as claimed in claim 1, it is characterised in that the pressure relief opening includes taper side wall, described stifled
Head has the taper surface or arcwall face coordinated with taper side wall.
8. enclosed type safety valve as claimed in claim 1, it is characterised in that the unidirectional water inflow component includes：
One-way shaft, one end of one-way shaft has disc portion, and the side of disc portion towards apopore is provided with sealing gasket；
Water inlet spring, is enclosed in one-way shaft outside, for applying active force to disc portion, sealing gasket is sealed the apopore；
Spacing collar, is fixed in exhalant canal, and the water inlet spring one end is with disc portion against the other end is supported with the spacing collar
Lean on.
9. enclosed type safety valve as claimed in claim 8, it is characterised in that one end of the one-way shaft has umbrella anticreep
Portion, the sealing gasket is enclosed in one-way shaft by outer behind umbrella anti-delinking part, and sealing gasket and disc portion against.
10. a kind of electric heater, it is characterised in that including enclosed type safety valve as claimed in any one of claims 1 to 9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451019.9U CN206377312U (en) | 2016-12-27 | 2016-12-27 | Enclosed type safety valve and electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451019.9U CN206377312U (en) | 2016-12-27 | 2016-12-27 | Enclosed type safety valve and electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206377312U true CN206377312U (en) | 2017-08-04 |
Family
ID=59408932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621451019.9U Expired - Fee Related CN206377312U (en) | 2016-12-27 | 2016-12-27 | Enclosed type safety valve and electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206377312U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763951A (en) * | 2016-12-27 | 2017-05-31 | 浙江盾运实业有限公司 | Enclosed type safety valve and electric heater |
| US10823457B2 (en) | 2017-09-21 | 2020-11-03 | Zhejiang Dunyun Industrial Co., Ltd. | Internal pressure relief safety valve of water heater and water heater |
| CN113666468A (en) * | 2021-08-25 | 2021-11-19 | 浙江宇博新材料有限公司 | Waste water treatment device for recycled aggregate production system |
-
2016
- 2016-12-27 CN CN201621451019.9U patent/CN206377312U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763951A (en) * | 2016-12-27 | 2017-05-31 | 浙江盾运实业有限公司 | Enclosed type safety valve and electric heater |
| US10823457B2 (en) | 2017-09-21 | 2020-11-03 | Zhejiang Dunyun Industrial Co., Ltd. | Internal pressure relief safety valve of water heater and water heater |
| CN113666468A (en) * | 2021-08-25 | 2021-11-19 | 浙江宇博新材料有限公司 | Waste water treatment device for recycled aggregate production system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20211227 |