CN204595625U - A kind of automatic water-replenishing device for wet-type relief valve - Google Patents
A kind of automatic water-replenishing device for wet-type relief valve Download PDFInfo
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- CN204595625U CN204595625U CN201520249655.2U CN201520249655U CN204595625U CN 204595625 U CN204595625 U CN 204595625U CN 201520249655 U CN201520249655 U CN 201520249655U CN 204595625 U CN204595625 U CN 204595625U
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Abstract
The utility model discloses a kind of automatic water-replenishing device for wet-type relief valve, it comprises water tank and is installed on the float-ball type automatic feeding water switch in water tank, water tank is connected with water inlet pipe, the bottom of water tank is connected with rising pipe, the water delivering orifice of rising pipe is connected with wet-type relief valve, and rising pipe is provided with retaining valve; The liquid level of Water in Water Tanks is consistent all the time with the liquid level of water in wet-type relief valve, the liquid level of Water in Water Tanks opens the water delivering orifice of water inlet pipe automatically lower than float-ball type automatic feeding water switch during the normal work liquid level set for wet-type relief valve, the water delivering orifice of float-ball type automatic feeding water switch self-closed water inlet pipe when the liquid level of Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting; Advantage is that structure is simple, cost is low, and the installation of retaining valve when not only making wet-type relief valve work water-level fluctuation do not affect the water level of Water in Water Tanks, ensure that the accuracy of the liquid level of water in wet-type relief valve, and when having ensured wet-type relief valve pressure release, water can not flow backward in water tank.
Description
Technical field
The utility model relates to a kind of servicing unit of wet-type relief valve, especially relates to a kind of automatic water-replenishing device for wet-type relief valve.
Background technology
Because methane gas often there will be the phenomenon of methane gas hypertonia in course of conveying; therefore usually pressure release is carried out by wet-type relief valve; but the water of a part while wet-type relief valve pressure release, can be taken away; the water level decreasing of water in wet-type relief valve will be caused like this; thus affect methane gas pressure instability, finally cause genset to generate electricity unstable.
Normal for guaranteeing the water level of water in wet-type relief valve, just need to carry out moisturizing to wet-type relief valve.Existing water replanishing device generally by the liquid level sensor be installed in wet-type relief valve, be installed on the entering water electromagnetic valve on the water inlet pipe that is connected with wet-type relief valve and the PLC that opens or closes for controlling entering water electromagnetic valve forms, liquid level sensor is connected with PLC.During this water replanishing device work, liquid level sensor detects the water level of water in wet-type relief valve in real time, and transmit detection signal to PLC, PLC controls entering water electromagnetic valve according to detection signal and opens or closes, but, this water replanishing device need use liquid level sensor and PLC, and not only component costs is high, maintenance cost is high, and control procedure need depend on PLC; On the other hand, because when wet-type relief valve works, water level can produce fluctuation, therefore adopt liquid level sensor to detect the water level of water in wet-type relief valve and out of true, namely detect the water level that obtains and actual water level exists error.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of automatic water-replenishing device for wet-type relief valve, and its structure is simple, cost is low, and effectively can guarantee the accuracy of the liquid level of water in wet-type relief valve.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of automatic water-replenishing device for wet-type relief valve, it is characterized in that the float-ball type automatic feeding water switch comprising water tank and be installed in described water tank, described water tank is connected with water inlet pipe, the water inlet of described water inlet pipe is connected with outside water supply installation, the bottom of described water tank is connected with rising pipe, the water delivering orifice of described rising pipe is connected with wet-type relief valve, and when described rising pipe being provided with for preventing wet-type relief valve pressure release, aqueous reflux is to the retaining valve in described water tank; The liquid level of described Water in Water Tanks is consistent all the time with the liquid level of water in wet-type relief valve, the liquid level of described Water in Water Tanks opens the water delivering orifice of described water inlet pipe automatically lower than the float-ball type automatic feeding water switch described in during the normal work liquid level set for wet-type relief valve, the water delivering orifice of the water inlet pipe described in float-ball type automatic feeding water switch self-closed described in when the liquid level of described Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting.
The water delivering orifice of described water inlet pipe upward, described float-ball type automatic feeding water switch is by transverse arm, stationary shaft, the first vertical rod below the first end being connected to described transverse arm and be connected to described transverse arm the second end below the second vertical rod composition, the centre of described transverse arm is provided with the axle sleeve be placed on for activity outside described stationary shaft, make described transverse arm vertical with described stationary shaft, the two ends of described stationary shaft are corresponding with the top of symmetry two madial wall of described water tank to be connected, the free end of the first described vertical rod is connected with ball float, the free end of the second described vertical rod is connected with the water-blocking component suitable with the water delivering orifice of described water inlet pipe, the initial liquid level of described Water in Water Tanks requires consistent with the normal work liquid level set for wet-type relief valve, make described transverse arm maintenance level, and described ball float just floats on the liquid level of described Water in Water Tanks, described water-blocking component just seals the water delivering orifice of described water inlet pipe completely, at this, adopt by transverse arm, first vertical rod, second vertical rod, the float-ball type automatic feeding water switch of ball float and water-blocking component composition realizes opening and cut out of the water delivering orifice of water inlet pipe automatically, namely when the liquid level of Water in Water Tanks is lower than the normal work liquid level set for wet-type relief valve, ball float declines with the liquid level of Water in Water Tanks, transverse arm tilts to ball float direction, the water delivering orifice of water inlet pipe is opened, water enters water tank by water inlet pipe, and the water in water tank by retaining valve to wet-type relief valve moisturizing, when the liquid level of Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting, ball float floats with the liquid level of Water in Water Tanks, water-blocking component is made to close the water delivering orifice of water inlet pipe by transverse arm, not only structure is simple for this float-ball type automatic feeding water switch, and the moisturizing of wet-type relief valve can be realized timely, the position that ball float is fixed on the free end of the first vertical rod is that the water delivering orifice by artificially utilizing water-blocking component to close water inlet pipe is determined, that is, first make the initial liquid level of Water in Water Tanks consistent with the normal work liquid level set for wet-type relief valve, then water-blocking component is made to seal the water delivering orifice of water inlet pipe completely, now transverse arm level does not tilt, be placed in by ball float in water tank, ball float floats on the liquid level of Water in Water Tanks, and the height and position at ball float place is exactly the height and position that ball float requires to be fixed.
Described water-blocking component comprises hollow sheath and is positioned at the sealing cap of described hollow sheath, the lower end of described hollow sheath is fixedly placed on described water inlet pipe on the position of water delivering orifice, the top of described hollow sheath is provided with the opening that a diameter is less than the diameter of described sealing cap, and the free end of the second described vertical rod is connected with the top of described sealing cap through described opening; The liquid level of described Water in Water Tanks declines lower than the ball float position described in during the normal work liquid level set for wet-type relief valve, make the water delivering orifice of the described water inlet pipe described in sealing cap disengaging, the water that the water delivering orifice of described water inlet pipe flows out passes through in the described water tank described in opening inflow; When the liquid level of described Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting under the buoyancy of described ball float, described sealing cap seals the water delivering orifice of described water inlet pipe completely; Because in wet-type relief valve moisturizing process, the hydraulic pressure of the water delivering orifice of water inlet pipe generally very greatly, therefore only can not need adopt sealing cap just the water delivering orifice of water inlet pipe can be sealed completely under the buoyancy of ball float and seal; An opening is set on the top of hollow sheath, and require that the diameter of this opening is less than the diameter of sealing cap, if the liquid level of Water in Water Tanks declines suddenly a lot like this, sealing cap also can be limited in hollow sheath, avoids transverse arm anglec of rotation on stationary shaft excessive.
Described water-blocking component comprises end cap and sealing cap, the free end of the second described vertical rod is connected with the top of described end cap, the bottom of described end cap offers the cavity of a diameter slightly larger than the external diameter of the water delivering orifice of described water inlet pipe, and described sealing cap is installed in described cavity; The liquid level of described Water in Water Tanks declines lower than the ball float position described in during the normal work liquid level set for wet-type relief valve, make described end cap depart from described in the water delivering orifice of water inlet pipe, in the water tank described in the water that the water delivering orifice of described water inlet pipe flows out flows into; When the liquid level of described Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting under the buoyancy of described ball float, the water delivering orifice that described end cap presses to described water inlet pipe make described sealing cap seal the water delivering orifice of described water inlet pipe completely; Because in wet-type relief valve moisturizing process, the hydraulic pressure of the water delivering orifice of water inlet pipe generally very greatly, therefore only can not need adopt structure simple end cap combination seal cap just the water delivering orifice of water inlet pipe can be sealed completely under the buoyancy of ball float and seal.
Compared with prior art, the utility model has the advantage of:
1) because water tank is communicated with wet-type relief valve by rising pipe, therefore namely the liquid level of Water in Water Tanks illustrates the liquid level of water in wet-type relief valve, a mechanical float-ball type automatic feeding water switch is installed in water tank, when the liquid level of Water in Water Tanks is lower than the normal work liquid level set for wet-type relief valve, float-ball type automatic feeding water switch can open the water delivering orifice of water inlet pipe automatically, realized the moisturizing of wet-type relief valve to water tank water intake by water inlet pipe, when the liquid level of water in the liquid level and wet-type relief valve of Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting, float-ball type automatic feeding water switch can seal the water delivering orifice of water inlet pipe automatically completely, not only structure is simple, and the water delivering orifice that moisturizing opens water inlet pipe automatically by float-ball type automatic feeding water switch realizes, cost is low.
2) on the rising pipe of joining water box and wet-type relief valve, a retaining valve is installed, even if its water level produces the water level that fluctuation also can not affect Water in Water Tanks during such wet-type relief valve work, that is the water level of Water in Water Tanks can not produce fluctuation, and this effectively ensures the accuracy of the liquid level of water in wet-type relief valve; Meanwhile, when the setting of retaining valve has ensured wet-type relief valve pressure release effectively, water can not flow backward in water tank.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatic water-replenishing device that embodiment one proposes;
Fig. 2 is the structural representation of the automatic water-replenishing device that embodiment two proposes.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Embodiment one:
A kind of automatic water-replenishing device for wet-type relief valve that the present embodiment proposes, as shown in Figure 1, it float-ball type automatic feeding water switch 2 comprising water tank 1 and be installed in water tank 1, water tank 1 is connected with water inlet pipe 3, the water inlet of water inlet pipe 3 is connected with outside water supply installation (not shown), the bottom of water tank 1 is connected with rising pipe 4, the water delivering orifice of rising pipe 4 is connected with wet-type relief valve (not shown), and when rising pipe 4 being provided with for preventing wet-type relief valve pressure release, aqueous reflux is to the retaining valve 5 in water tank; In water tank 1 liquid level of water and the liquid level of water in wet-type relief valve consistent all the time, in water tank 1, the liquid level of water opens the water delivering orifice of water inlet pipe 3 automatically lower than float-ball type automatic feeding water switch 2 during the normal work liquid level set for wet-type relief valve, the water delivering orifice of float-ball type automatic feeding water switch 2 self-closed water inlet pipe 3 when the liquid level of water is reached for the normal work liquid level of wet-type relief valve setting in water tank 1.
In the present embodiment, the water delivering orifice of water inlet pipe 3 upward, float-ball type automatic feeding water switch 2 by transverse arm 21, stationary shaft 24, be connected to transverse arm 21 first end below the first vertical rod 22 and be connected to transverse arm 21 the second end below the second vertical rod 23 form, the centre of transverse arm 21 is provided with the axle sleeve (not shown) be placed on for activity outside stationary shaft 24, make transverse arm 21 vertical with stationary shaft 24, one end of stationary shaft 24 is fixedly connected with the top of a madial wall of water tank 1, the other end of stationary shaft 24 is fixedly connected with the top of another madial wall of the symmetry of water tank 1, what during specific design, axle sleeve can design is longer, its one end is contacted with a madial wall of water tank 1, and the other end contacts with another madial wall of water tank 1 symmetry, thus the axial displacement of axle sleeve can be limited, axle sleeve also can be designed to one section, so only need two bearing pins be set on stationary shaft 24, axle sleeve just can be made axially to be limited between two bearing pins, the free end of the first vertical rod 22 is connected with ball float 25, the free end of the second vertical rod 23 is connected with the water-blocking component 26 suitable with the water delivering orifice of water inlet pipe 3, in water tank 1, the initial liquid level of water requires consistent with the normal work liquid level set for wet-type relief valve, make transverse arm 21 maintenance level, and ball float 25 just floats on the liquid level of water in water tank 1, water-blocking component 26 just seals the water delivering orifice of water inlet pipe 3 completely.
In the present embodiment, water-blocking component 26 comprises hollow sheath 261 and is positioned at the sealing cap 262 of hollow sheath 261, the lower end of hollow sheath 261 is fixedly placed on water inlet pipe 3 on the position of water delivering orifice, the top of hollow sheath 261 is provided with the free end that a diameter is less than opening 263, second vertical rod 23 of the diameter of sealing cap 262 and is connected with the top of sealing cap 262 through opening 263; In water tank 1, the liquid level of water declines lower than ball float 25 position during the normal work liquid level set for wet-type relief valve, makes sealing cap 262 depart from the water delivering orifice of water inlet pipe 3, and the water that the water delivering orifice of water inlet pipe 3 flows out flows in water tank 1 by opening; In water tank 1 liquid level of water be reached for wet-type relief valve setting normal work liquid level time under the buoyancy of ball float 25, sealing cap 262 seals the water delivering orifice of water inlet pipe 3 completely.
Embodiment two:
A kind of automatic water-replenishing device for wet-type relief valve that the present embodiment proposes, as shown in Figure 2, the structure of the water-blocking component 26 in the automatic water-replenishing device that structure and the embodiment one of its water-blocking component 26 propose is not identical, and all the other structures are identical.Water-blocking component 26 in the automatic water-replenishing device of the present embodiment comprises end cap 264 and sealing cap 262, the free end of the second vertical rod 23 is connected with the top of end cap 264, the bottom of end cap 264 offers the cavity 265 of a diameter slightly larger than the external diameter of the water delivering orifice of water inlet pipe 3, and sealing cap 262 is installed in cavity 265; In water tank 1, the liquid level of water declines lower than ball float 25 position during the normal work liquid level set for wet-type relief valve, makes end cap 264 depart from the water delivering orifice of water inlet pipe 3, and the water that the water delivering orifice of water inlet pipe 3 flows out flows in water tank 1; When the liquid level of water is reached for the normal work liquid level of wet-type relief valve setting in water tank 1 under the buoyancy of ball float 25, the water delivering orifice that end cap 264 presses to water inlet pipe 3 make sealing cap 262 seal the water delivering orifice of water inlet pipe 3 completely.
Claims (4)
1. the automatic water-replenishing device for wet-type relief valve, it is characterized in that the float-ball type automatic feeding water switch comprising water tank and be installed in described water tank, described water tank is connected with water inlet pipe, the water inlet of described water inlet pipe is connected with outside water supply installation, the bottom of described water tank is connected with rising pipe, the water delivering orifice of described rising pipe is connected with wet-type relief valve, and when described rising pipe being provided with for preventing wet-type relief valve pressure release, aqueous reflux is to the retaining valve in described water tank; The liquid level of described Water in Water Tanks is consistent all the time with the liquid level of water in wet-type relief valve, the liquid level of described Water in Water Tanks opens the water delivering orifice of described water inlet pipe automatically lower than the float-ball type automatic feeding water switch described in during the normal work liquid level set for wet-type relief valve, the water delivering orifice of the water inlet pipe described in float-ball type automatic feeding water switch self-closed described in when the liquid level of described Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting.
2. a kind of automatic water-replenishing device for wet-type relief valve according to claim 1, it is characterized in that the water delivering orifice of described water inlet pipe upward, described float-ball type automatic feeding water switch is by transverse arm, stationary shaft, the first vertical rod below the first end being connected to described transverse arm and be connected to described transverse arm the second end below the second vertical rod composition, the centre of described transverse arm is provided with the axle sleeve be placed on for activity outside described stationary shaft, make described transverse arm vertical with described stationary shaft, the two ends of described stationary shaft are corresponding with the top of symmetry two madial wall of described water tank to be connected, the free end of the first described vertical rod is connected with ball float, the free end of the second described vertical rod is connected with the water-blocking component suitable with the water delivering orifice of described water inlet pipe, the initial liquid level of described Water in Water Tanks requires consistent with the normal work liquid level set for wet-type relief valve, make described transverse arm maintenance level, and described ball float just floats on the liquid level of described Water in Water Tanks, described water-blocking component just seals the water delivering orifice of described water inlet pipe completely.
3. a kind of automatic water-replenishing device for wet-type relief valve according to claim 2, it is characterized in that described water-blocking component comprises hollow sheath and is positioned at the sealing cap of described hollow sheath, the lower end of described hollow sheath is fixedly placed on described water inlet pipe on the position of water delivering orifice, the top of described hollow sheath is provided with the opening that a diameter is less than the diameter of described sealing cap, and the free end of the second described vertical rod is connected with the top of described sealing cap through described opening; The liquid level of described Water in Water Tanks declines lower than the ball float position described in during the normal work liquid level set for wet-type relief valve, make the water delivering orifice of the described water inlet pipe described in sealing cap disengaging, the water that the water delivering orifice of described water inlet pipe flows out passes through in the described water tank described in opening inflow; When the liquid level of described Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting under the buoyancy of described ball float, described sealing cap seals the water delivering orifice of described water inlet pipe completely.
4. a kind of automatic water-replenishing device for wet-type relief valve according to claim 2, it is characterized in that described water-blocking component comprises end cap and sealing cap, the free end of the second described vertical rod is connected with the top of described end cap, the bottom of described end cap offers the cavity of a diameter slightly larger than the external diameter of the water delivering orifice of described water inlet pipe, and described sealing cap is installed in described cavity; The liquid level of described Water in Water Tanks declines lower than the ball float position described in during the normal work liquid level set for wet-type relief valve, make described end cap depart from described in the water delivering orifice of water inlet pipe, in the water tank described in the water that the water delivering orifice of described water inlet pipe flows out flows into; When the liquid level of described Water in Water Tanks is reached for the normal work liquid level of wet-type relief valve setting under the buoyancy of described ball float, the water delivering orifice that described end cap presses to described water inlet pipe make described sealing cap seal the water delivering orifice of described water inlet pipe completely.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520249655.2U CN204595625U (en) | 2015-04-23 | 2015-04-23 | A kind of automatic water-replenishing device for wet-type relief valve |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520249655.2U CN204595625U (en) | 2015-04-23 | 2015-04-23 | A kind of automatic water-replenishing device for wet-type relief valve |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109156320A (en) * | 2018-09-25 | 2019-01-08 | 安庆市睿霞机械有限公司 | A kind of small-scale agricultural machinery irrigation rig |
| CN111103904A (en) * | 2019-11-28 | 2020-05-05 | 合肥通用制冷设备有限公司 | Automatic liquid adding device |
| CN112146081A (en) * | 2020-09-27 | 2020-12-29 | 浙江月立电器有限公司 | Water tank structure convenient to absorb water |
-
2015
- 2015-04-23 CN CN201520249655.2U patent/CN204595625U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109156320A (en) * | 2018-09-25 | 2019-01-08 | 安庆市睿霞机械有限公司 | A kind of small-scale agricultural machinery irrigation rig |
| CN111103904A (en) * | 2019-11-28 | 2020-05-05 | 合肥通用制冷设备有限公司 | Automatic liquid adding device |
| CN111103904B (en) * | 2019-11-28 | 2023-03-17 | 合肥通用制冷设备有限公司 | Automatic liquid adding device |
| CN112146081A (en) * | 2020-09-27 | 2020-12-29 | 浙江月立电器有限公司 | Water tank structure convenient to absorb water |
| CN112146081B (en) * | 2020-09-27 | 2023-11-07 | 月立集团有限公司 | Water tank structure convenient to absorb water |
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Effective date of registration: 20161219 Address after: Qingyang District of Chengdu City, 610014 street trees in Sichuan province No. 19 No. 1 of 1 layers Patentee after: Sichuan Ningbo Dynamic Energy Investment Co. Ltd. Address before: 315000 Zhejiang province Ningbo Tiantong Road No. 1107 building 22 Asia International Exchange Patentee before: Zhejiang Niu'en Jierui Power Co., Ltd. |