CN203614804U - Box type switch valve - Google Patents
Box type switch valve Download PDFInfo
- Publication number
- CN203614804U CN203614804U CN201320748815.9U CN201320748815U CN203614804U CN 203614804 U CN203614804 U CN 203614804U CN 201320748815 U CN201320748815 U CN 201320748815U CN 203614804 U CN203614804 U CN 203614804U
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- Prior art keywords
- valve
- cylinder
- ash
- flap
- box
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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 - Lifetime
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- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000000446 fuel Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Multiple-Way Valves (AREA)
- Sliding Valves (AREA)
Abstract
The utility model relates to a box type switch valve which is installed on the top of a stock bin. The box type switch valve structurally comprises a cylinder, a valve body, a connection rod, a valve clack and a solenoid valve. The box type switch valve is characterized in that the solenoid valve is arranged in a solenoid valve box by the side of the cylinder and controls the cylinder to move upward and downward, and the cylinder is arranged at the top end of the valve body; the upper end of the connecting rod is connected with a cylinder rod, and the lower end of the connecting rod is connected with the valve clack; the valve clack comprises a baffle, a rib plate, a square tube, a straight tube, a connecting plate, a left side plate and a right side plate; the valve clack and the valve body serve as a valve body box; the valve clack moves upward and downward along with the cylinder rod; the two ends of the straight tube are communicated with an ash tube outside the valve body when the cylinder is located on the lower position, and the center line of the straight tube and the centerline of the ash tube are on the same axis; two holes are formed in the two sidewalls of the position, on the lower side of the straight tube, of the valve clack, the diameter of the holes is matched with the diameter of the ash tube, and the holes serve as windows for switching the ash stock bin. The box type switch valve is convenient to switch, good in sealing performance and compact in structure.
Description
Technical field
The utility model relates to valve in a kind of pneumatic ash removal system, the box-type switching valve that a kind of thermal power plant pneumatic ash removal system is used is particularly disclosed, be applied to thermal power plant's pneumatic ash removal system, be also applicable to the pneumatic ash removal system in the industry powder storehouses such as metallurgy, chemical industry, cement.
Background technique
Thermal power plant's pneumatic ash removal system is existing at home and abroad to be used widely, and pneumatic ash removal system is widely used grey storehouse and switches discharging, has the features such as efficiency is high, overall structure is simple, easy to operate, the life-span is permanent.Wherein general 2 Pneumatic gate valves and the wear-resistant bend of adopting of the switching between system ash transfer pipe ash material feed bin realized, this structure can not be lower than 1 meter to the requirement for height of ash pipe, also need pipeline to set up platform to pass through, simultaneously because control point is many, so need multiple control box solenoid valves, cause switching valve volume larger, and easily occur valve blocking phenomenon and the problem such as switch is not in place, rate of fault is higher.
Summary of the invention
The purpose of this utility model is to address the deficiencies of the prior art, and designs a kind of box-type switching valve, reduces control box solenoid valve quantity, and ash pipe height just can realize in meeting 0.5 meter, simple in structure, top, storehouse arrangement convenience, and floor space is little.
The utility model is achieved in that a kind of box-type switching valve, be arranged on feed bin top, for the switching between system ash transfer pipe ash material feed bin, its structure comprises cylinder, valve body, connecting rod, flap and solenoid valve, it is characterized in that: described solenoid valve is arranged in the solenoid valve box of cylinder side, moving up and down of control cylinder, cylinder is arranged on the top of valve body; Described connecting rod upper end is connected with cylinder column, and the lower end of connecting rod is connected with flap; Described flap comprises baffle plate, gusset, square tube, straight tube, connecting plate, left sideboard and right sideboard, described flap and valve body are as valve body case, flap moves up and down with cylinder column, described straight tube is connected with the ash pipe outside valve body at cylinder two ends when the next, and both center lines are on same axis, the hole that two apertures and ash pipe diameter match is set on the two side of straight tube downside flap, the window switching as ash material feed bin.
The two side of described flap arranges respectively a pressurized type seal ring at straight tube upper and lower.The ash pipe of described valve body both sides and the straight tube of flap, on same axis, connect with adopting connecting plate and bolt being connected of valve body, and two-port is respectively equipped with adpting flange.When solenoid valve obtains when electric, electromagnetic valve cylinder moves on to upper, and flap is in discharging state, and described seal ring is in pressurising state, and in ash pipe, pulverized fuel ash is cut grey storehouse by flap, and box-type switching valve gathers pulverized fuel ash.In the time of solenoid valve dead electricity, electromagnetic valve cylinder is in the next, and the ash pipe outside straight tube and valve body on flap is on same axis, and both sides sealing circle pressurising simultaneously realizes the grey storehouse of pulverized fuel ash incision rear end, a rear switching valve gathers pulverized fuel ash, realizes the switching function of box-type switching valve.
The utility model adopts pressurized type seal ring, when valve opening and closing, contactless between flap and seal ring, and after valve has switched, seal ring is inflated and realized resiliently deformable and complete sealing.Seal ring is provided with detected pressures switch, the breakage of can Intelligent Measurement seal ring whether losing efficacy.The utility model adopts air cylinder driven, and easy switching is rapid.The utility model is also provided with location switch, and switching signal can be sent into PLC, carries out telecontrol.
The beneficial effects of the utility model are: the utility model has only been realized and just replaced existing 2 Pneumatic gate valves and wear-resistant bend with a box-type switching valve, very economical reliable.Compare with the switching valve of prior art, the utility model safety and reliability, economical rationality.The utility model by the contactless switching of flap, has easy switching, good airproof performance, and compact structure, takes up an area the advantages such as space is little, is parts important in air-transport system.The utility model has avoided valve to occur the problems such as jam phenomenon, switch be not in place also having Wear-resistant, high-temperature resistant, good airproof performance, failure rate is low, the features such as long service life.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: 1, cylinder; 2, bolt M12 × 45; 3, valve gap; 4, bolt; 5, valve body; 6, link; 7, hexagon head hinge is with controlling bolt; 8, flap; 9, seal ring; 10, ash pipe; 11, straight tube.
Embodiment
With reference to the accompanying drawings, the utility model box-type switching valve is arranged on feed bin top, and for the switching between system ash transfer pipe ash material feed bin, its structure comprises cylinder 1, valve body 5, connecting rod, flap 8 and solenoid valve.Solenoid valve is arranged in the solenoid valve box of cylinder 1 side, the moving up and down of control cylinder 1.Cylinder 1 is arranged on the top of valve body 5.Connecting rod upper end is connected with cylinder column by link 6, and the lower end of connecting rod is connected with flap 8.Flap 8 comprises baffle plate, gusset, square tube, straight tube 11, connecting plate, left sideboard and right sideboard.Flap 8 is with valve body 5 as valve body case, and flap 8 moves up and down with cylinder column.Straight tube 11 is connected with the ash pipe 10 outside valve body 5 at cylinder 1 two ends when the next, and both center lines are on same axis, the hole that two apertures and ash pipe 10 diameters match is set on the two side of straight tube 11 downside flaps 8, the window switching as ash material feed bin.
The two side of flap 8 arranges respectively the seal ring 9 of a pressurized type at the upper and lower of straight tube 11.The ash pipe 10 of valve body 5 both sides, connects with adopting connecting plate and bolt being connected of valve body 5 with the straight tube 11 of flap 8 on same axis, and two-port is respectively equipped with adpting flange.
When solenoid valve obtains when electric, electromagnetic valve cylinder 1 moves on to upper, 9 pressure releases of both sides sealing circle, valve is reached to off-position or opens position, and then seal ring 9 carries out pressurising, and box-type switching valve is in discharging or pass through state, flap 8 is in discharging state, ash pipe 10 is in passing through state, and pulverized fuel ash is cut grey storehouse by flap 8, and box-type switching valve gathers pulverized fuel ash.In the time of solenoid valve dead electricity, electromagnetic valve cylinder 1 is in the next, ash pipe 10 outside straight tube 11 and valve body 5 on flap 8 is on same axis, both sides sealing circle 9 is by electromagnetic valve pressurising simultaneously, realize the grey storehouse of pulverized fuel ash incision rear end, a rear switching valve gathers pulverized fuel ash, realizes the switching function of box-type switching valve.
The utility model box-type switching valve can use the place more severe at environment, on the top of outdoor grey storehouse (being ash material feed bin).The utility model switch is flexible, and structure is light, can be widely used in pneumatic material transportation art, make material-transporting system more reliable and more stable, under state, move economically and reasonably.
Claims (5)
1. a box-type switching valve, be arranged on feed bin top, for the switching between system ash transfer pipe ash material feed bin, its structure comprises cylinder, valve body, connecting rod, flap and solenoid valve, it is characterized in that: described solenoid valve is arranged in the solenoid valve box of cylinder side, moving up and down of control cylinder, cylinder is arranged on the top of valve body; Described connecting rod upper end is connected with cylinder column, and the lower end of connecting rod is connected with flap; Described flap comprises baffle plate, gusset, square tube, straight tube, connecting plate, left sideboard and right sideboard, described flap and valve body are as valve body case, flap moves up and down with cylinder column, described straight tube is connected with the ash pipe outside valve body at cylinder two ends when the next, and both center lines are on same axis, the hole that two apertures and ash pipe diameter match is set on the two side of straight tube downside flap, the window switching as ash material feed bin.
2. according to the box-type switching valve described in claim 1, it is characterized in that: the two side of described flap arranges respectively a pressurized type seal ring at straight tube upper and lower.
3. box-type switching valve according to claim 1 and 2, is characterized in that: the ash pipe of described valve body both sides and the straight tube of flap, on same axis, connect with adopting connecting plate and bolt being connected of valve body, and two-port is respectively equipped with adpting flange.
4. according to the box-type switching valve described in claim 1 or 2, it is characterized in that: when solenoid valve obtains when electric, electromagnetic valve cylinder moves on to upper, flap is in discharging state, described seal ring is in pressurising state, in ash pipe, pulverized fuel ash is cut grey storehouse by flap, and box-type switching valve gathers pulverized fuel ash.
5. box-type switching valve according to claim 1 and 2, it is characterized in that: in the time of solenoid valve dead electricity, electromagnetic valve cylinder is in the next, ash pipe outside straight tube and valve body on flap is on same axis, both sides sealing circle pressurising simultaneously realizes the grey storehouse of pulverized fuel ash incision rear end, a rear switching valve gathers pulverized fuel ash, realizes the switching function of box-type switching valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320748815.9U CN203614804U (en) | 2013-11-25 | 2013-11-25 | Box type switch valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320748815.9U CN203614804U (en) | 2013-11-25 | 2013-11-25 | Box type switch valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203614804U true CN203614804U (en) | 2014-05-28 |
Family
ID=50767452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320748815.9U Expired - Lifetime CN203614804U (en) | 2013-11-25 | 2013-11-25 | Box type switch valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203614804U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969167A (en) * | 2016-08-25 | 2017-07-21 | 镇江飞利达电站设备有限公司 | A kind of multi-functional automatic garage top switching valve |
| CN108612869A (en) * | 2016-12-12 | 2018-10-02 | 镇江立中机械设备有限公司 | Push up switching device in library |
| CN110081191A (en) * | 2019-03-14 | 2019-08-02 | 江苏顺达机械设备有限公司 | A kind of ventilation valve with anti-aging function for exhaust gas discharge |
-
2013
- 2013-11-25 CN CN201320748815.9U patent/CN203614804U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969167A (en) * | 2016-08-25 | 2017-07-21 | 镇江飞利达电站设备有限公司 | A kind of multi-functional automatic garage top switching valve |
| CN108612869A (en) * | 2016-12-12 | 2018-10-02 | 镇江立中机械设备有限公司 | Push up switching device in library |
| CN110081191A (en) * | 2019-03-14 | 2019-08-02 | 江苏顺达机械设备有限公司 | A kind of ventilation valve with anti-aging function for exhaust gas discharge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |