CN207512838U - A kind of auto-pneumatic cylinder - Google Patents
A kind of auto-pneumatic cylinder Download PDFInfo
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- CN207512838U CN207512838U CN201721089538.XU CN201721089538U CN207512838U CN 207512838 U CN207512838 U CN 207512838U CN 201721089538 U CN201721089538 U CN 201721089538U CN 207512838 U CN207512838 U CN 207512838U
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- pressure
- control valve
- floating plug
- tank body
- auto
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The utility model discloses a kind of auto-pneumatic cylinders, include the tank body of internal compressed air suits, a control valve is equipped in the bottom of tank body, tank body is connected by control valve with external water supply network, the control valve is internally provided with a pressure-bearing floating plug, which closes the control valve when tank interior water level is close to tank bottom, and when the pressure of external water supply network is more than tank interior pressure, the control valve is opened by the pressure of water supply network.The utility model has the advantages that performance is stable, low cost, maintenance workload is small, use cost is low, long period, easily production can be used in primary inflation.
Description
Technical field
The utility model is related to pressure vessels and water work manufacturing field, and in particular to a kind of auto-pneumatic cylinder.
Background technology
Auto-pneumatic cylinder is a kind of minimum property of compressibility using water, is stored water in tank with air pressure, gas by
Compression pressure increases, when external pressure reduces, device that gas expansion discharges water.It is widely used in factory, cities and towns are lived
The vapour-pressure type feedwater of the buildings such as residence cell, tier building, military installations, railway, harbour, construction site, fire supply system are steady
The water supply occasions such as expansion system, boiler replenishing water are steamed in pressure, frequency conversion feedwater voltage stabilizing, heating system moisturizing voltage stabilizing.
Auto-pneumatic cylinder has commonly used two kinds of gas compensating type auto-pneumatic cylinder, capsule-type auto-pneumatic cylinder.Gas compensating type auto-pneumatic cylinder has been commonly used
Two kinds of air supply tank tonifying Qi, air compressor tonifying Qi.The gas compensating type auto-pneumatic cylinder of air supply tank tonifying Qi needs external separately mating air supply tank
With valve pipe be not easy to installation, area occupied is big, cost is high, the initial operating stage long period cannot reach optimal operating condition,
By market.The gas compensating type auto-pneumatic cylinder of air compressor tonifying Qi need mating air compressor, level detecting device in tank,
Dedicated control circuit and device are not easy to install, and area occupied is big, and cost is high, only occasionally have use in ultra-large type auto-pneumatic cylinder.
For capsule-type auto-pneumatic cylinder using capsule confining gas in tank, the long period can be used in primary inflation, is now most
Common auto-pneumatic cylinder.Capsule-type auto-pneumatic cylinder bears high the blowing pressure, high hydraulic pressure for the capsule of confining gas, frequently repeatedly
Expansion is shunk, and easy endurance failure leads to gas leakage auto-pneumatic cylinder failure.Capsule and sealing gas contact area are big, airtight
Property is poor；Larger be packed into tank body of capsule volume needs larger open that could be packed into, and capsule both ends area in sealing contact is larger, gas
Close property is also poor, and air-tightness is bad to cause gas in tank to leak, and it is short, often to lead to inflate interval time.Capsule category rubber
Product, aging are rubber inherent characteristics, and aging breakage is the most common problem of capsule-type auto-pneumatic cylinder.Replacing capsule also needs to fill again
Gas, of high cost, heavy workload.Capsule-type auto-pneumatic cylinder high failure rate, maintenance workload is big, use cost is high.
Utility model content
The purpose of this utility model is to propose a kind of auto-pneumatic cylinder, to reach performance stabilization, low cost, maintenance workload
It is small, use cost is low, it is primary inflation can be used the long period technique effect.
The utility model is achieved through the following technical solutions：
A kind of auto-pneumatic cylinder includes the tank body of internal compressed air suits, and a control valve, tank body are equipped in the bottom of tank body
It is connected by control valve with external water supply network, the control valve is internally provided with a pressure-bearing floating plug, the pressure-bearing float trap
Core closes the control valve, and be more than tank interior in the pressure of external water supply network when tank interior water level is close to tank bottom
During pressure, the control valve is opened by the pressure of water supply network.
Further, it is additionally provided with inside the control valve vertically moving for limiting the pressure-bearing floating plug
Guiding mechanism and for increasing binding force and adsorbing mechanism of the pressure-bearing floating plug when closing or opening control valve.
Further, the guiding mechanism is the positioning sleeve being arranged among control valve bottom, the pressure-bearing floating plug
It is set in positioning sleeve, the pressure-bearing floating plug middle and upper part is equipped with prong, and the prong top is equipped with magnetic conduction item, the absorption
Mechanism be arranged on positioning sleeve top and across the prong permanent magnetism, with the reduction of tank interior water level, the permanent magnetism with
Suction between magnetic conduction item gradually enhances.
Further, the positioning sleeve middle and lower part is equipped with multiple flowing holes, along positioning sleeve radial equipartition.
Further, the top of the control valve is equipped with a positioning block, and bottom is equipped with a magnetic conduction item, the pressure-bearing float trap
Core activity is between locating piece and magnetic conduction item, and the guiding mechanism is sequentially passes through locating piece, pressure-bearing floating plug and magnetic conduction
Item, and with one synkinematic floating bar of pressure-bearing floating plug, the adsorbing mechanism is to be embedded in pressure-bearing floating plug bottom forever
Magnetic, with the reduction of tank interior water level, the suction between the permanent magnetism and magnetic conduction item gradually enhances.
The utility model has the advantages that：When relieve gas compensating type auto-pneumatic cylinder need separately mating more device, be not easy to
Installation, the drawbacks of area occupied is big, cost is high.Second is that solving, capsule-type auto-pneumatic cylinder high failure rate, maintenance workload are big, make
With it is of high cost the drawbacks of.Third, performance is stable, low cost, maintenance workload is small, use cost is low, primary inflation is usable longer
Time, easily production.
Description of the drawings
Fig. 1 is the structure diagram of implementation column 1；
Fig. 2 is the structure diagram of implementation column 2；
Fig. 3 is the structure diagram of implementation column 3；
Reference sign：1st, interface, 2, water outlet, 3, bolt, 4, valve deck, 5, gasket, 6, gas check valve, 7, overcurrent
Hole, 8, positioning sleeve, 9, pressure-bearing floating plug, 10, permanent magnetism mounting bar, 11, permanent magnetism, 12, tank mouth, 13, prong, 14, magnetic conduction item,
15th, bolt, 16, water, 17, tank body, 18, compressed gas, 21, interface, 22, floating bar, 23, bolt, 24, valve deck, 25, sealing
Pad, 26, gas check valve, 27, permanent magnetism, 28, pressure-bearing floating plug, 29, tank mouth, 30, water, 31, tank body, 32, compressed gas, 41, connect
Mouthful, 42, gasket, 43, gas check valve, 44, pressure-bearing floating plug, 45, water stream channel, 46, close water level, 47, floating blend stop,
48th, water, 49, tank body, 50, compressed gas, 51, charge valve, 52, inflating port, 53, valve deck, 54, bolt.
Specific embodiment
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Embodiment 1
With reference to Fig. 1, a kind of auto-pneumatic cylinder, including tank body 49, the top of the tank body 49 is equipped with a charge valve 51, described to fill
The top of air valve 51 is equipped with an inflating port 52, and the bottom of the tank body 49 is equipped with a gas check valve 43, and 43 top of gas check valve is set
There are a water stream channel 45, lower part to be equipped with an intake-outlet 41 connected with water stream channel 45, one is equipped in the water stream channel 45
Pressure-bearing floating plug 44, the radial dimension of the pressure-bearing floating plug 44 are less than the water stream channel 45 and more than the disengaging
The mouth of a river 41, the top of the water stream channel 45 are additionally provided with the floating blend stop 47 of 44 float position of limitation pressure-bearing floating plug.
Wherein, the gas check valve 43 is split structure, and upper part is welded on the bottom of tank body 49, and its underpart passes through bolt
54 and gasket 42 be fixedly connected with top.The tank body 49 is made of stainless steel plate or steel plate.
Utility model works process is as follows：Suitable compression is filled with into tank body 49 through charge valve 51 by inflating port 52
Gas 50 closes charge valve 51, and intake-outlet 41 connects external water supply network, if water supply network pressure is less than 49 internal pressure of tank body
Power, if water level is higher than closing water level 46 in tank body 49, water 48 is by 50 extruded flow of compressed gas in tank body 49 in tank body 49
Channel 45 supplies water to water supply network, and water 48 gradually decreases water level decreasing in tank body 49, and water level decreasing is held close to water level 46 is closed
Pressure floating plug 44 swims in the water surface and declines with the reduction of the water surface, if water level decreasing is less than closing water level 46, pressure-bearing float trap
Core 44 drops to be bonded with gasket 42, by air seal in tank body 49 in tank body 49.Water supply network pressure is if more than tank body
Pressure in 49, pressure-bearing floating plug 44 float, and floating blend stop 47 limits the 44 nonvoluntary floating of pressure-bearing floating plug, water injection tank body 49
Interior storage.
Embodiment 2
With reference to Fig. 2, a kind of auto-pneumatic cylinder, including tank body 17,17 bottom of tank body is equipped with a tank mouth 12, the tank mouth 12
Place is equipped with gas check valve 6, and positioning sleeve 8 is fixedly mounted in 6 bosom of gas check valve, bottom is equipped with water outlet 2, the positioning sleeve 8
Middle and lower part is equipped with the flowing hole 7 of connection tank body 17 and water outlet 2, and being equipped with a radial dimension in the positioning sleeve 8 is less than positioning sleeve 8
Permanent magnetism mounting bar 10, institute is fixedly mounted in internal diameter and the pressure-bearing floating plug 9 for being more than 2 diameter of water outlet, 8 top of positioning sleeve
Stating permanent magnetism mounting bar 10, fixed permanent magnetism 11,9 middle and upper part of pressure-bearing floating plug are equipped with prong 13,13 top of prong above
Magnetic conduction item 14 is fixedly mounted, the permanent magnetism mounting bar 10 and permanent magnetism 11 are threaded through in prong 13, when permanent magnetism mounting bar 10 is located at
During 13 bottom surface of prong, the bottom face of pressure-bearing floating plug 9 is higher than 7 top surface of flowing hole, when permanent magnetism 11 with magnetic conduction item 14 because of magnetic force knot
During conjunction, the bottom face of pressure-bearing floating plug 9 compresses water outlet 2.
Wherein, the gas check valve 6 is split structure, and upper part is welded at tank mouth 12, and its underpart is valve deck 4, the valve
Lid 4 is fixedly connected by bolt 3 with gasket 5 with top, and the water outlet 2 is located at the middle part of valve deck 4, and the gasket 5 is set
There is the trepanning with 2 identical size of water outlet, the bottom of the water outlet 2 is additionally provided with interface 1.The flowing hole 7 is multiple, edge
8 radial equipartition of positioning sleeve.The tank body 17 is made of stainless steel plate or steel plate.
Utility model works process is as follows：Suitable compressed gas 18, interface 1 are filled with into tank body 17 by interface 1
The external water supply network of connection, if water supply network pressure is less than pressure in tank body 17, if water level is located near tank mouth 12 in tank body 17
On and gas check valve 6 be also not turned off, in tank body 17 water 16 by 18 extruded flowing hole 7 of compressed gas in tank body 17 to feed pipe
Net supplies water, and water 16 gradually decreases water level decreasing in tank body 17, and water level decreasing is swum in close to tank mouth 12, pressure-bearing floating plug 9
The water surface declines with the reduction of the water surface, and magnetic conduction item 14 moves closer to permanent magnetism 11 with the reduction of the water surface, and permanent magnetism 11 is to magnetic conduction item 14
Suction increase therewith, if near water level decreasing to tank mouth 12, permanent magnetism 11 is more than pressure-bearing floating plug 9 to the suction of magnetic conduction item 14
Buoyancy when, pressure-bearing floating plug 9 drops to be bonded with gasket 5, magnetic conduction item 14 and 11 spacing of permanent magnetism reach it is minimum each other
Suction substantially increases, and pressure-bearing floating plug 9 is closely pressed on gasket 5 by downward suction, and compressed gas 18 is close in tank body 17
It is enclosed in tank body 17.Water supply network pressure is if more than the certain pressure difference of pressure initiation in tank body 17, and pressure difference is at 9 bottom of pressure-bearing floating plug
End forms upwards thrust and is superimposed with pressure-bearing floating plug 9 to buoyancy floats if more than suction, pressure-bearing between magnetic conduction item 14 and permanent magnetism 11
Movable valve plug 9 floats arrival certain position permanent magnetism mounting bar 10 and limits its floating, is stored in water injection tank body 17.
Embodiment 3
With reference to Fig. 3, a kind of auto-pneumatic cylinder, including tank body 31, the tank mouth 29 of the bottom of the tank body 31 is fixedly connected with one and closes
Air valve 26, the gas check valve 26 are fixedly connected by bolt 23 with valve deck 24, and the valve deck 24 has magnetic conductivity, the gas check valve
A gasket 25 is equipped between 26 and valve deck 24, a pressure-bearing floating plug is equipped in the water stream channel formed in the gas check valve 26
28, the bottom of the pressure-bearing floating plug 28 is equipped with a permanent magnetism 27, and the center of the pressure-bearing floating plug 28 can be free equipped with one
The floating bar 22 of floating, the bottom centre of the valve deck 24 are equipped with an interface 21, the radial dimension of the pressure-bearing floating plug 28
Less than the water stream channel and more than the interface 21.
Wherein, the tank body 31 is made of stainless steel plate or steel plate.
The course of work of the utility model is as follows：Suitable compressed gas 32 is filled with into tank body 31 by interface 21, is connect
The external water supply networks of 21 connection of mouth, if water supply network pressure is less than pressure in tank body 31, water 30 is by tank body 31 in tank body 31
32 extruded water stream channel of compressed gas supplies water to water supply network, and water 30 gradually decreases water level decreasing in tank body 31, at this point, drift
Fly rod 22 is reduced with water level decreasing, and pressure-bearing floating plug 28 is caused to swim in the water surface and is declined with the reduction of the water surface, pressure-bearing is floated
Movable valve plug 28 drops to be bonded with gasket 25, at this point, permanent magnetism 27 will attract each other with the valve deck 24 with magnetic conductivity, by tank body
Air seal is in tank body 31 in 31.Water supply network pressure floats if more than pressure in tank body 31, pressure-bearing floating plug 28, pressure-bearing
Floating plug 28 limits 22 nonvoluntary floating of floating bar, is stored in water injection tank body 31.
Above-listed detailed description is illustrating for the utility model possible embodiments, which is not to limit
The scope of the claims of the utility model, all equivalence enforcements or change without departing from carried out by the utility model are intended to be limited solely by this case
In the scope of the claims.
Claims (5)
1. a kind of auto-pneumatic cylinder includes the tank body of internal compressed air suits, a control valve is equipped in the bottom of tank body, tank body leads to
It crosses control valve to connect with external water supply network, which is characterized in that the control valve is internally provided with a pressure-bearing floating plug, this holds
Floating plug is pressed when tank interior water level is close to tank bottom, closes the control valve, and be more than in the pressure of external water supply network
During tank interior pressure, the control valve is opened by the pressure of water supply network.
2. auto-pneumatic cylinder according to claim 1, which is characterized in that be additionally provided with to limit described hold inside the control valve
The vertically moving guider of pressure floating plug and closing or opening control valve for increasing pressure-bearing floating plug
When binding force adsorbent equipment.
3. auto-pneumatic cylinder according to claim 2, which is characterized in that the guider is is arranged among control valve bottom
Positioning sleeve, the pressure-bearing floating plug is set in positioning sleeve, and the pressure-bearing floating plug middle and upper part is equipped with prong, the fork
Mouth top is equipped with magnetic conduction item, and the adsorbent equipment is to be arranged on positioning sleeve top and across the permanent magnetism of the prong, with tank body
The reduction of water level inside, the suction between the permanent magnetism and magnetic conduction item gradually enhance.
4. auto-pneumatic cylinder according to claim 3, which is characterized in that the positioning sleeve middle and lower part is equipped with multiple flowing holes,
Along positioning sleeve radial equipartition.
5. auto-pneumatic cylinder according to claim 2, which is characterized in that the top of the control valve is equipped with a positioning block, bottom
Equipped with a magnetic conduction item, the pressure-bearing floating plug activity is between locating piece and magnetic conduction item, and the guider is sequentially passes through
Locating piece, pressure-bearing floating plug and magnetic conduction item, and with one synkinematic floating bar of pressure-bearing floating plug, the adsorbent equipment is
The permanent magnetism of pressure-bearing floating plug bottom is embedded in, with the reduction of tank interior water level, the suction between the permanent magnetism and magnetic conduction item
Power gradually enhances.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089538.XU CN207512838U (en) | 2017-08-29 | 2017-08-29 | A kind of auto-pneumatic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089538.XU CN207512838U (en) | 2017-08-29 | 2017-08-29 | A kind of auto-pneumatic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207512838U true CN207512838U (en) | 2018-06-19 |
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ID=62532488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721089538.XU Active CN207512838U (en) | 2017-08-29 | 2017-08-29 | A kind of auto-pneumatic cylinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN207512838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366331A (en) * | 2017-08-29 | 2017-11-21 | 朱学斌 | A kind of auto-pneumatic cylinder |
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2017
- 2017-08-29 CN CN201721089538.XU patent/CN207512838U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366331A (en) * | 2017-08-29 | 2017-11-21 | 朱学斌 | A kind of auto-pneumatic cylinder |
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