CN210661627U - Automatic shutoff device for exhaust valve of heating system - Google Patents
Automatic shutoff device for exhaust valve of heating system Download PDFInfo
- Publication number
- CN210661627U CN210661627U CN201921190852.6U CN201921190852U CN210661627U CN 210661627 U CN210661627 U CN 210661627U CN 201921190852 U CN201921190852 U CN 201921190852U CN 210661627 U CN210661627 U CN 210661627U
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- China
- Prior art keywords
- heating system
- ball valve
- liquid collector
- valve
- discharge valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 32
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000004584 weight gain Effects 0.000 description 2
- 235000019786 weight gain Nutrition 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model provides an automatic turn-off device for heating system discharge valve, discharge valve on heating system leads to discharge valve's gas vent to be in when normally opening state and overflow because of the trouble, heating system passes through in the hot water that discharge valve's gas vent spilled over flows the liquid collector through the connecting pipe, hot water when in the liquid collector reaches weight increase when certain capacity, the liquid collector of weight increase receives the influence of gravity to drop downwards and rotatory through connecting wire pulling driving lever, the switch handle that drives the ball valve in step when the driving lever is rotatory rotates and closes the ball valve, cut off heating system and discharge valve's being connected, make discharge valve stop overflow, discharge valve has been avoided being in normally opening state, water is continuously excessive by the gas vent, cause the loss, soak elevator and user even, cause the incident.
Description
Technical Field
The utility model relates to an automatic turn-off device for heating system discharge valve.
Background
When gas is generated in the heating system, the gas density is low, the gas can ascend along the gradient of the pipeline and finally is gathered at the highest point of the system, so that the exhaust valve is generally arranged at the highest point of the system. Although the shapes of the exhaust valves produced by various manufacturers are different, a float bowl structure is generally adopted, as shown in fig. 1, gas enters a valve cavity of the exhaust valve and is gathered at the upper part of the valve cavity, water in the valve cavity is forced to be discharged out of the valve cavity along with the increase of the gas in the valve cavity, one end of a connecting rod is pulled downwards while the float bowl descends along with the water level, the connecting rod is in an inclined state, a gap is formed between a part, which is in charge of sealing, of the connecting rod and a part, which is in contact with an exhaust hole, of the connecting rod, the gas is discharged from the exhaust hole through the gap, the water level in the valve cavity rises along with the discharge of the gas, the float bowl floats upwards under the buoyancy of the water.
The buoy of the exhaust valve is mostly made of polypropylene (PP) material with low density, and is not easy to deform even being soaked in high-temperature water for a long time. Although the connecting rod adopts copper, also adopts swing joint between connecting rod and the flotation pontoon, but the part that the connecting rod is responsible for sealed adopts steel spring coupling with the connecting rod main part, can guarantee the leakproofness under the condition of not exhausting under the normal condition, but along with the operating time extension, especially when there is impurity between flotation pontoon and valve pocket, easily lead to the spring can not reset to lead to discharge valve to be in normally open state, water is continuously excessive by the gas vent, causes the loss, soaks elevator and user even, causes the incident.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic turn-off device for heating system discharge valve, discharge valve on heating system leads to discharge valve's gas vent to be in when normally opening state and overflow because of the trouble, heating system passes through in the hot water that discharge valve's gas vent spilled over flows the liquid collector through the connecting pipe, hot water when in the liquid collector reaches weight when certain capacity, the liquid collector of weight increase receives the influence of gravity to drop downwards and rotatory through connecting wire pulling driving lever, the switch handle that drives the ball valve in step when the driving lever is rotatory rotates and closes the ball valve, cut off heating system and discharge valve's being connected, make discharge valve stop overflow, discharge valve has been avoided being in normally opening state, water is lasted the overflow by the gas vent, cause the loss, soak elevator and user even, cause the incident.
For solving the technical problem, the utility model discloses the technical scheme who adopts as follows:
the automatic shutoff device for the exhaust valve of the heating system comprises a ball valve, a shifting lever and a liquid collector, wherein the ball valve is positioned between a heating pipeline and the exhaust valve, the right side of the ball valve is provided with a fixed rod along the horizontal direction leftwards, the shifting lever is hinged to the end part of the fixed rod, the left end part of the shifting lever is connected with a switch handle of the ball valve through a pulling rope, the liquid collector is hung at the right end part of the shifting lever through a connecting wire, the liquid collector is provided with a liquid inlet and an air outlet, and the liquid inlet of the liquid collector is communicated with; the ball valve is provided with a travel switch and an alarm, the travel switch is connected with the alarm through a line, the switch handle of the ball valve touches the travel switch when being in a closed state, and the travel switch starts the alarm.
The liquid collector is of a metal or plastic structure.
The connecting pipe is a telescopic connecting pipe.
And heat insulation sheets are arranged among the travel switch, the alarm and the ball valve.
And a battery is arranged on the ball valve and is connected with the travel switch and the alarm through a line.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
when the ball valve is used, the switch handle is downwards in an open state, when an exhaust valve on a heating system is in a normally open state and overflows due to faults, hot water overflowing from the exhaust port of the exhaust valve flows into the liquid collector through the connecting pipe by the heating system, when the hot water in the liquid collector reaches a certain capacity, the weight is increased, the liquid collector with the increased weight falls downwards under the influence of gravity and pulls the shifting lever to rotate through the connecting wire, the shifting lever synchronously drives the switch handle of the ball valve to rotate through the pull rope during rotation to close the ball valve, the connection between the heating system and the exhaust valve is cut off, the exhaust valve stops overflowing, the situation that the exhaust valve is in the normally open state, water continuously overflows from the exhaust port to cause loss, even immerses an elevator and a user to cause safety accidents is avoided; the liquid collector is of a metal or plastic structure, and the liquid collector of the metal structure is not afraid of hot water to be scalded because the water overflowing from the heating system is hot water; the connecting pipe is a telescopic connecting pipe, so that the connecting distance of the connecting pipe is conveniently increased or reduced; heat insulation sheets are arranged among the travel switch, the alarm and the ball valve, so that the travel switch and the alarm are prevented from being damaged by the ball valve due to too hot heat; the ball valve is provided with a battery, the battery is connected with the travel switch and the alarm through a circuit, the travel switch and the alarm do not need to be connected with an external power supply, and the battery can supply power to the travel switch and the alarm; be equipped with travel switch and alarm on the ball valve, travel switch passes through the line connection alarm, and the switch handle of ball valve touches travel switch when being in the off-state, and travel switch starts the alarm, and after the ball valve was closed by the pulling of liquid collector, the switch handle touch travel switch of ball valve, travel switch starts the alarm, and the staff discharge valve trouble can be informed to the alarm, and the timely discovery trouble of the staff of being convenient for takes place the place, and the very first time carries out the maintenance operation to heating system's discharge valve. When the exhaust valve is cleared, water in the liquid collector is poured out, a switch handle of the ball valve is pushed to the opening position, and the automatic shutoff device can continuously monitor whether the exhaust valve normally operates.
To sum up, the utility model provides an automatic turn-off device for heating system discharge valve, discharge valve on heating system leads to discharge valve's gas vent to be in when normally open state and overflow because of the fault, heating system passes through in the hot water that discharge valve's gas vent spilled over flows the liquid collector through the connecting pipe, hot water when liquid collector in reaches certain capacity weight gain, the liquid collector of weight gain receives the gravity to fall and rotatory through connecting wire pulling driving lever, the switch handle through the synchronous pulling ball valve of stay cord rotates and closes the ball valve when the driving lever is rotatory, cut off heating system and discharge valve's being connected, make discharge valve stop the overflow, discharge valve has been avoided being in normally open state, water lasts outer overflow by the gas vent, cause the loss, soak elevator and user even, cause the incident.
Drawings
FIG. 1 is a schematic structural view of a conventional exhaust valve;
fig. 2 is a schematic structural view of the automatic turn-off device of the present invention when it is turned on;
fig. 3 is a schematic structural view of the automatic turn-off device of the present invention when closed.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:
as shown in fig. 2 and 3, the automatic shutoff device for the exhaust valve of the heating system comprises a ball valve 1, a shift lever 2 and a liquid collector 3, wherein the ball valve 1 is positioned between a heating pipeline 11 and an exhaust valve 12, a fixing rod 4 is arranged on the right side of the ball valve 1 leftwards along the horizontal direction, the shift lever 2 is hinged at the end part of the fixing rod 4, the left end part of the shift lever 2 is connected with a switch handle 6 of the ball valve 1 through a pull rope 5, or the left end part of the shift lever 2 is hinged with the switch handle of the ball valve through a screw, the liquid collector 3 is hung at the right end part of the shift lever 2 through a connecting wire 7, a liquid inlet 8 and an air outlet 9 are arranged on the liquid collector 3, and the liquid inlet; the ball valve 1 is provided with a travel switch 13 and an alarm 14, the travel switch 13 is connected with the alarm 14 through a line, the travel switch 13 is touched when a switch handle 6 of the ball valve 1 is in a closed state, and the travel switch 13 starts the alarm 14.
The liquid collector 3 is a metal structured liquid collector 3.
The connection pipe 10 is a telescopic connection pipe.
Heat insulation sheets are arranged between the travel switch 13, the alarm 14 and the ball valve 1.
The ball valve 1 is provided with a battery which is connected with a travel switch 13 and an alarm 14 through a line.
When the ball valve 1 is used, the switch handle 6 is in an open state downwards, when an exhaust valve 12 on a heating system is in a normally open state and overflows due to faults, hot water overflowing from the exhaust port of the exhaust valve 12 of the heating system flows into the liquid collector 3 through the connecting pipe 10, when the hot water in the liquid collector 3 reaches a certain capacity, the weight is increased, the liquid collector 3 with the increased weight falls downwards and pulls the shift lever 2 to rotate through the connecting wire 7, the shift lever 2 pulls the switch handle 6 of the ball valve 1 to rotate through the pull rope 5 to close the ball valve 1 when rotating, the connection between the heating system and the exhaust valve 12 is cut off, so that the exhaust valve 12 stops overflowing, the exhaust valve 12 is prevented from being in the normally open state, water continuously overflows from the exhaust port to cause loss, even immerse an elevator and a user to cause safety accidents; the liquid collector 3 is a metal structure liquid collector 3, and the metal structure liquid collector 3 is not afraid of hot water to scald and damage because the water overflowing from the heating system is hot water; the connecting pipe 10 is a telescopic connecting pipe, so that the connecting distance of the connecting pipe 10 is increased or reduced; heat insulation sheets are arranged between the travel switch 13 and the alarm 14 and the ball valve 1, so that the travel switch 13 and the alarm 14 are prevented from being damaged by the ball valve 1 due to too hot heat; the ball valve 1 is provided with a battery, the battery is connected with the travel switch 13 and the alarm 14 through a circuit, the travel switch 13 and the alarm 14 do not need to be connected with an external power supply, and the travel switch 13 and the alarm 14 can be powered through the battery; be equipped with travel switch 13 and alarm 14 on the ball valve 1, travel switch 13 passes through line connection alarm 14, touch travel switch 13 when the switch handle 6 of ball valve 1 is in the off-state, travel switch 13 starts alarm 14, after ball valve 1 is closed by the pulling of liquid collector 3, switch handle 6 touch travel switch 13 of ball valve 1, travel switch 13 starts alarm 14, staff's discharge valve 12 trouble can be informed to alarm 14, the timely discovery trouble of staff of being convenient for takes place the place, the very first time carries out maintenance operation to heating system's discharge valve 12. When the exhaust valve 12 is cleared of faults, water in the liquid collector 3 is poured out, the switch handle 6 of the ball valve 1 is pushed to the opening position, and the automatic shutoff device can continuously monitor whether the exhaust valve 12 normally operates.
In summary, the utility model provides an automatic shutoff device for the exhaust valve 12 of the heating system, when the exhaust valve 12 of the heating system is in a normally open state due to a fault and overflows, the hot water overflowing from the heating system through the discharge port of the discharge valve 12 flows into the liquid collector 3 through the connection pipe 10, weight increase when hot water in the liquid collector 3 reaches certain capacity, the liquid collector 3 of weight increase drops downwards and pulls driving lever 2 rotatory through connecting wire 7, switch handle 6 through 5 pulling ball valves 1 of stay cord rotates and closes ball valve 1 when driving lever 2 is rotatory, cut off being connected of heating system and discharge valve 12, make discharge valve 12 stop the overflow, discharge valve 12 has been avoided being in normally open state, water is lasted overflow by the gas vent, cause the loss, soak elevator and user even, cause the incident.
The battery, the travel switch 13 and the alarm 14 used in the present invention are conventional technologies, and the specific structures thereof are not described in detail.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (5)
1. An automatic shutoff device for a heating system exhaust valve, characterized in that: the automatic shutoff device comprises a ball valve, a deflector rod and a liquid collector, the ball valve is positioned between a heating pipeline and an exhaust valve, a fixed rod is arranged on the right side of the ball valve leftwards along the horizontal direction, the deflector rod is hinged to the end part of the fixed rod, the left end part of the deflector rod is connected with a switch handle of the ball valve through a pull rope, the liquid collector is hung at the right end part of the deflector rod through a connecting wire, a liquid inlet and an air outlet are formed in the liquid collector, and the liquid inlet of the liquid collector is communicated with; the ball valve is provided with a travel switch and an alarm, the travel switch is connected with the alarm through a line, the switch handle of the ball valve touches the travel switch when being in a closed state, and the travel switch starts the alarm.
2. The automatic shut-off device for an exhaust valve of a heating system as set forth in claim 1, wherein: the liquid collector is of a metal or plastic structure.
3. The automatic shut-off device for an exhaust valve of a heating system as set forth in claim 2, wherein: the connecting pipe is a telescopic connecting pipe.
4. The automatic shut-off device for a heating system exhaust valve according to claim 3, characterized in that: and heat insulation sheets are arranged among the travel switch, the alarm and the ball valve.
5. The automatic shut-off device for a heating system exhaust valve according to claim 4, characterized in that: and a battery is arranged on the ball valve and is connected with the travel switch and the alarm through a line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190852.6U CN210661627U (en) | 2019-07-26 | 2019-07-26 | Automatic shutoff device for exhaust valve of heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190852.6U CN210661627U (en) | 2019-07-26 | 2019-07-26 | Automatic shutoff device for exhaust valve of heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210661627U true CN210661627U (en) | 2020-06-02 |
Family
ID=70836861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921190852.6U Expired - Fee Related CN210661627U (en) | 2019-07-26 | 2019-07-26 | Automatic shutoff device for exhaust valve of heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210661627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432862A (en) * | 2021-05-31 | 2021-09-24 | 中国能源建设集团广东省电力设计研究院有限公司 | Exhaust valve overflow detection method and system |
-
2019
- 2019-07-26 CN CN201921190852.6U patent/CN210661627U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432862A (en) * | 2021-05-31 | 2021-09-24 | 中国能源建设集团广东省电力设计研究院有限公司 | Exhaust valve overflow detection method and system |
| CN113432862B (en) * | 2021-05-31 | 2022-12-06 | 中国能源建设集团广东省电力设计研究院有限公司 | Exhaust valve overflow detection method and system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |
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| CF01 | Termination of patent right due to non-payment of annual fee |