CN220488303U - Coke oven riser water seal valve and riser cover linkage device - Google Patents
Coke oven riser water seal valve and riser cover linkage device Download PDFInfo
- Publication number
- CN220488303U CN220488303U CN202322100562.0U CN202322100562U CN220488303U CN 220488303 U CN220488303 U CN 220488303U CN 202322100562 U CN202322100562 U CN 202322100562U CN 220488303 U CN220488303 U CN 220488303U
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- rod
- valve
- connecting rod
- water seal
- riser
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 239000000571 coke Substances 0.000 title claims abstract description 29
- 230000001174 ascending effect Effects 0.000 claims abstract description 45
- 230000000630 rising effect Effects 0.000 claims abstract description 26
- 239000003245 coal Substances 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000004939 coking Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000003763 carbonization Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Coke Industry (AREA)
Abstract
The utility model relates to a coke oven rising pipe water seal valve and rising pipe cover linkage device, which comprises a water seal valve connecting rod, a switching valve, a linear driving device and a rising pipe cover connecting rod; the water seal valve connecting rod consists of an operating rod, a swing rod I and a connecting rod I, and the switching valve connecting rod consists of a swing rod II and a connecting rod II; when the operating rod drives the rotating shaft to rotate, the valve plate is driven to rotate by the swing rod I and the connecting rod I, so that the rising pipe water seal valve is opened or closed; meanwhile, the switching valve is switched by pulling the pull rod through the swing rod II and the connecting rod II, and then the push rod of the linear driving device is controlled by the driving pipeline to extend or retract to drive the ascending pipe cover to rotate, so that the opening or closing of the opening at the top end of the ascending pipe is realized. The linkage device is simple in structure, convenient to operate, good in working stability and capable of saving materials and construction cost.
Description
Technical Field
The utility model relates to the technical field of coke ovens, in particular to a coke oven riser water seal valve and riser cover linkage device.
Background
As coke ovens are being developed in a larger scale, the demands on the control level of the coke ovens are continually increasing. The coke oven gas collecting system is a key part in the coke oven body and mainly has the effects of cooling and guiding out raw gas generated in the coking process, keeping the coking chamber at positive pressure in the coking process and preventing the coking chamber from leaking gas due to over high pressure. The improvement of the automatic control level of the gas collecting system is important to the improvement of the equipment level of the coke oven and the reduction of the labor intensity of workers.
The Chinese patent application with the application publication number of CN 115772414A discloses a system and a method for realizing the pressure stabilization of a coke oven smokeless coal charging and carbonization chamber, adopts the technical route of 'gas collecting tube pressure control + high-pressure ammonia water injection + automatic carbonization chamber pressure regulation', and adopts a pressure regulating device linked with a water seal valve disc to realize the pressure stabilization of the carbonization chamber in the coking process on the premise of not changing the design of a rising pipe system. The automatic switching of the high-low pressure ammonia water and the switching of the pressure regulating device are automatically completed according to coke pushing and coal charging signals.
The Chinese patent application with the application publication number of CN 106774134A discloses a coke oven ascending pipe cleaning interlocking control method and system, comprising the steps of identifying the opening and closing of an ascending pipe cover, identifying the opening and closing of a water seal valve connected with the ascending pipe, identifying the opening of a coal charging hole cover, matching the ascending pipe address corresponding to a sensor and identifying the coke in a coking chamber corresponding to the ascending pipe to be at the end of coking. The switching value signal of the water seal valve is detected by adopting a water seal valve proximity switch, and the switching value signal of the ascending pipe cover is detected by adopting an ascending pipe cover proximity switch.
In the above two technical schemes, although the interlocking control of the ascending pipe cover and the water-soil seal valve is mentioned, one is to control the opening and closing of the ascending pipe cover and the water-seal valve through coke pushing and coal charging signals, and the other is to detect the opening and closing of the ascending pipe cover and the water-seal valve through a proximity switch, but the specific implementation of the opening and closing of the ascending pipe cover and the water-seal valve is not involved.
At present, the opening and closing actions of a rising pipe water seal valve and a rising pipe cover of a large coke oven are realized by matching an air cylinder with a limit switch, the rising pipe water seal valve and the rising pipe cover respectively adopt a set of air cylinder and an electric valve, a central control room respectively sends signals to the electric valve corresponding to the rising pipe water seal valve and the electric valve corresponding to the rising pipe cover, air circuit switching is performed through the electric valve, and the opening and closing of the rising pipe water seal valve and the rising pipe cover are realized through corresponding air cylinders. At the end of coking of the coke oven, the rising pipe cover needs to be opened while the rising pipe water seal valve is closed, so as to prepare for coke pushing operation; after pushing coke, the riser pipe cover is closed and the riser pipe water seal valve is opened, so that the coal charging operation is ready. How to realize accurate linkage of the rising pipe water seal valve and the rising pipe cover, and simplify operation and reduce equipment cost while guaranteeing safe and reliable action, is an important subject for improving a coke oven gas collecting system.
Disclosure of Invention
The utility model provides a coke oven riser water seal valve and riser cover linkage device which is simple in structure, convenient to operate, good in working stability and capable of saving materials and construction cost.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the lifting pipe water seal valve is arranged at one end of a lifting pipe bridge pipe connected with a gas collecting pipe and consists of a valve seat, a valve plate, a valve shaft and a counterweight, wherein the valve plate is arranged on the valve seat through the valve shaft, and the valve plate is provided with the counterweight; the ascending pipe cover is arranged at the top end opening of the ascending pipe; the linkage device comprises a water seal valve connecting rod, a switching valve, a linear driving device and a lifting pipe cover connecting rod; the water seal valve connecting rod consists of an operating rod, a swing rod I and a connecting rod I, and the switching valve connecting rod consists of a swing rod II and a connecting rod II; the first swing rod, the second swing rod and the operating rod are all arranged on the rotating shaft, and the operating rod drives the first swing rod and the second swing rod to synchronously act through the rotating shaft; the first swing rod is connected with the valve plate through a connecting rod, and when the operating rod drives the rotating shaft to rotate, the first swing rod and the first connecting rod drive the valve plate to rotate, so that the rising pipe water seal valve is opened or closed; a linear driving device is arranged at one side of the ascending pipe cover, and a push rod of the linear driving device is connected with a connecting rod of the ascending pipe cover; the linear driving device is connected with the switching valve through a driving pipeline, the switching valve is provided with a spanner rod, and the spanner rod is connected with the swing rod II through a connecting rod II; when the operating rod drives the rotating shaft to rotate, the pull rod is pulled by the swing rod II and the connecting rod II, so that the switching valve realizes switching action, and then the push rod of the linear driving device is controlled by the driving pipeline to extend or retract to drive the ascending pipe cover to rotate, so that the opening or closing of the opening at the top end of the ascending pipe is realized.
Further, the linear driving device is a hydraulic cylinder or an air cylinder.
Further, the operating rod is driven by a driving device arranged on the coal charging car, and the driving device is a hydraulic cylinder, an air cylinder or an electric push rod.
Further, the operation rod is manually operated.
Further, the switching valve is a mechanical valve.
Compared with the prior art, the utility model has the beneficial effects that:
1) The driving device arranged on the coal charging car can be used for realizing the switching of the water sealing valve of the ascending pipe, compared with the prior art, the automatic control is realized, and the number of air cylinders and electric valves of the water sealing valve can be greatly reduced;
2) The ascending pipe water seal valve and the ascending pipe cover realize mechanical linkage, and compared with the traditional mode of adopting a limit switch and an electric valve, the ascending pipe water seal valve has good action stability and low failure rate;
3) The switching valve for controlling the ascending pipe cover switch adopts a mechanical valve, does not need to be connected with electricity, does not need a signal transmission line, and saves the material and construction cost of electric wiring.
Drawings
Fig. 1 is a schematic structural view of a coke oven riser water seal valve and riser cover linkage device according to the utility model.
Fig. 2 is a schematic diagram II of the structure of the coke oven riser water seal valve and riser cover linkage device according to the utility model.
In the figure: 1. riser 2, riser cover 3, riser cover connecting rod 4, linear driving device 5, driving pipeline 6, switching valve 7, valve seat 8, valve plate 9, counterweight 10, operating rod 11, swing rod one 12, swing rod one 13, swing rod two 14, connecting rod two 15, spanner bar
Detailed Description
The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:
as shown in fig. 1 and 2, the utility model relates to a coke oven riser water seal valve and riser cover linkage device, wherein the riser water seal valve is arranged at one end of a riser bridge pipe connected with a gas collecting pipe and consists of a valve seat 7, a valve plate 8, a valve shaft and a counterweight 9, the valve plate 8 is arranged on the valve seat 7 through the valve shaft, and the valve plate 8 is provided with the counterweight 9; the ascending pipe cover 2 is arranged at the top end opening of the ascending pipe 1; the linkage device comprises a water seal valve connecting rod, a switching valve 6, a linear driving device 4 and a lifting pipe cover connecting rod 3; the water seal valve connecting rod consists of an operating rod 10, a swing rod 11 and a connecting rod 12, and the switching valve connecting rod consists of a swing rod 13 and a connecting rod 14; the first swing rod 11, the second swing rod 13 and the operating rod 10 are all arranged on the rotating shaft, and the operating rod 10 drives the first swing rod 11 and the second swing rod 13 to synchronously act through the rotating shaft; the first swing rod 11 is connected with the valve plate 8 through the first connecting rod 12, and when the operating rod 10 drives the rotating shaft to rotate, the first swing rod 11 and the first connecting rod 12 drive the valve plate 8 to rotate, so that the rising pipe water seal valve is opened or closed; a linear driving device 4 is arranged on one side of the ascending pipe cover 2, and a push rod of the linear driving device 4 is connected with the ascending pipe cover connecting rod 3; the linear driving device 4 is connected with the switching valve 6 through a driving pipeline 5, the switching valve 6 is provided with a spanner 15, and the spanner 15 is connected with the swing rod II 13 through a connecting rod II 14; when the operating rod 10 drives the rotating shaft to rotate, the pull rod 15 is pulled through the swing rod 13 and the connecting rod 14, so that the switching valve 6 realizes switching action, and then the push rod of the linear driving device 4 is controlled to extend or retract through the driving pipeline 5 to drive the ascending pipe cover 2 to rotate, so that the opening or closing of the top end opening of the ascending pipe 1 is realized.
Further, the linear driving device 4 is a hydraulic cylinder or an air cylinder.
Further, the operating rod 10 is driven by a driving device installed on the coal charging car, and the driving device is a hydraulic cylinder, a cylinder or an electric push rod.
Further, the operation lever 11 is manually operated.
Further, the switching valve 6 is a mechanical valve.
According to the ascending pipe water seal valve and ascending pipe cover linkage device, the ascending pipe water seal valve is switched through the water seal valve connecting rod, and the operating rod 10 in the water seal valve connecting rod can be controlled manually or driven by a driving device arranged on the coal charging car. When the rising pipe water seal valve acts, the switching valve connecting rod drives the spanner 15 on the switching valve 6 to act, and the driving pipeline 5 drives the push rod of the linear driving device 4 to extend or retract, so as to drive the rising pipe cover 2 to realize opening and closing actions.
The second connecting rod 14 is preferably connected with a second swinging rod 13 arranged on the connecting rod of the water-sealed valve, and the second swinging rod 13 drives the second swinging rod to act. The switching valve connecting rod can be only provided with the second connecting rod 14, the second connecting rod 14 is directly connected with the rotating shaft of the water seal valve connecting rod, and the rotating shaft drives the switching valve connecting rod to act. So long as the action of reciprocating the trigger 15 can be achieved.
The switching valve 6 is a mechanical valve with a spanner 15, and the spanner 15 and the second connecting rod 14 can be connected by a pin shaft, a chain ring and the like. After the action of the spanner 15, the flow direction of the medium (hydraulic oil or compressed gas) in the driving pipeline 5 is switched, so that the hydraulic cylinder or the air cylinder is driven to act.
When the ascending pipe cover 2 is closed, a certain residual stroke is reserved on the piston of the hydraulic cylinder or the air cylinder, so that the contact surface is pressed after the ascending pipe cover 2 is closed, and the sealing performance is ensured.
The following examples are given by way of illustration of detailed embodiments and specific procedures based on the technical scheme of the present utility model, but the scope of the present utility model is not limited to the following examples.
[ example ]
As shown in fig. 1 and 2, in this embodiment, a riser water seal valve is installed at one end of a riser bridge pipe connected with a gas collecting pipe, and is composed of a valve seat 7, a valve plate 8, a valve shaft and a counterweight 9, the valve plate 8 is installed on the valve seat 7 through the valve shaft, and the valve plate 8 is provided with the counterweight 9; the riser cover 2 is installed at the top end opening of the riser 1.
The coke oven rising pipe water seal valve and rising pipe cover linkage device comprises a water seal valve connecting rod, a switching valve 6, a linear driving device 4 and a rising pipe cover connecting rod 3; the water seal valve connecting rod consists of an operating rod 10, a swing rod 11 and a connecting rod 12, and the switching valve connecting rod consists of a swing rod 13 and a connecting rod 14; the first swing rod 11, the second swing rod 13 and the operating rod 10 are all arranged on the rotating shaft, and the operating rod 10 drives the first swing rod 11 and the second swing rod 13 to synchronously act through the rotating shaft.
The first swing rod 11 is connected with the valve plate 8 through the first connecting rod 12, and when the operating rod 10 drives the rotating shaft to rotate, the first swing rod 11 and the first connecting rod 12 drive the valve plate 8 to rotate, so that the rising pipe water seal valve is opened or closed.
A linear driving device 4 is arranged on one side of the ascending pipe cover 2, and a push rod of the linear driving device 4 is connected with the ascending pipe cover connecting rod 3; the linear driving device 4 is connected with the switching valve 6 through a driving pipeline 5, the switching valve 6 is provided with a spanner 15, and the spanner 15 is connected with the swing rod II 13 through a connecting rod II 14.
When the operating rod 10 drives the rotating shaft to rotate, the pull rod 15 is pulled through the swing rod 13 and the connecting rod 14, so that the switching valve 6 realizes switching action, and then the push rod of the linear driving device 4 is controlled to extend or retract through the driving pipeline 5 to drive the ascending pipe cover 2 to rotate, so that the opening or closing of the top end opening of the ascending pipe 1 is realized.
In this embodiment, the included angle between the first swing link 11 and the second swing link 13 is 100 °.
In this embodiment, the linear driving device 4 adopts a hydraulic cylinder, and the operation rod 10 is pushed by the hydraulic cylinder mounted on the coal charging car.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The lifting pipe water seal valve is arranged at one end of a lifting pipe bridge pipe connected with a gas collecting pipe and consists of a valve seat, a valve plate, a valve shaft and a counterweight, wherein the valve plate is arranged on the valve seat through the valve shaft, and the valve plate is provided with the counterweight; the ascending pipe cover is arranged at the top end opening of the ascending pipe; the linkage device is characterized by comprising a water seal valve connecting rod, a switching valve, a linear driving device and a lifting pipe cover connecting rod; the water seal valve connecting rod consists of an operating rod, a swing rod I and a connecting rod I, and the switching valve connecting rod consists of a swing rod II and a connecting rod II; the first swing rod, the second swing rod and the operating rod are all arranged on the rotating shaft, and the operating rod drives the first swing rod and the second swing rod to synchronously act through the rotating shaft; the first swing rod is connected with the valve plate through a connecting rod, and when the operating rod drives the rotating shaft to rotate, the first swing rod and the first connecting rod drive the valve plate to rotate, so that the rising pipe water seal valve is opened or closed; a linear driving device is arranged at one side of the ascending pipe cover, and a push rod of the linear driving device is connected with a connecting rod of the ascending pipe cover; the linear driving device is connected with the switching valve through a driving pipeline, the switching valve is provided with a spanner rod, and the spanner rod is connected with the swing rod II through a connecting rod II; when the operating rod drives the rotating shaft to rotate, the pull rod is pulled by the swing rod II and the connecting rod II, so that the switching valve realizes switching action, and then the push rod of the linear driving device is controlled by the driving pipeline to extend or retract to drive the ascending pipe cover to rotate, so that the opening or closing of the opening at the top end of the ascending pipe is realized.
2. The coke oven riser water seal valve and riser cover linkage of claim 1 wherein the linear drive is a hydraulic cylinder or an air cylinder.
3. The coke oven riser water seal valve and riser cover linkage device according to claim 1, wherein the operating rod is driven by a driving device installed on a coal charging car, and the driving device is a hydraulic cylinder, an air cylinder or an electric push rod.
4. The coke oven riser water seal valve and riser cover linkage of claim 1 wherein the lever is manually operated.
5. The coke oven riser water seal valve and riser cover linkage of claim 1 wherein the switching valve is a mechanical valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322100562.0U CN220488303U (en) | 2023-08-07 | 2023-08-07 | Coke oven riser water seal valve and riser cover linkage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322100562.0U CN220488303U (en) | 2023-08-07 | 2023-08-07 | Coke oven riser water seal valve and riser cover linkage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220488303U true CN220488303U (en) | 2024-02-13 |
Family
ID=89832037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322100562.0U Active CN220488303U (en) | 2023-08-07 | 2023-08-07 | Coke oven riser water seal valve and riser cover linkage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220488303U (en) |
-
2023
- 2023-08-07 CN CN202322100562.0U patent/CN220488303U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |