CN109939409B - Pipeline constant-temperature protection sliding device and control method thereof - Google Patents
Pipeline constant-temperature protection sliding device and control method thereof Download PDFInfo
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- CN109939409B CN109939409B CN201910216935.6A CN201910216935A CN109939409B CN 109939409 B CN109939409 B CN 109939409B CN 201910216935 A CN201910216935 A CN 201910216935A CN 109939409 B CN109939409 B CN 109939409B
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Abstract
The invention relates to a pipeline constant temperature protection sliding device and a control method thereof, belonging to the technical field of a drag chain, comprising a water tank, wherein a water suction pump communicated with the water tank is arranged at one side edge of the water tank, a water suction reelpipe is arranged at the other side edge of the water tank, a drag chain assembly is arranged at the front end of the water suction reelpipe, a booster pump is arranged at the outer side of the water tank, a water outlet transition pipe is arranged between the booster pump and the water tank, a water outlet main pipe is arranged between the water outlet transition pipe and the booster pump, a steam boiler communicated with the water outlet main pipe is arranged above the water outlet transition pipe, a drag chain reel frame is arranged at the other end of the booster pump, a drag chain assembly in threaded sleeve joint with the booster pump is arranged in the drag chain frame, a water outlet gun head is. Has the advantages of compact structure, constant water temperature, convenient disassembly and assembly, energy conservation, environmental protection and long service cycle. The working efficiency is improved, the liquidity of the liquid medium of the pipeline inside the drag chain is ensured, and the timely response of the fire-fighting system of the workover rig is ensured.
Description
Technical Field
The invention relates to the technical field of drag chains, in particular to a pipeline constant-temperature protection sliding device and a control method thereof.
Background
The drag chain is applied to reciprocating motion occasions, and can play a role in traction and protection of built-in cables, oil pipes, air pipes, water pipes and the like. Drag chains have been widely used in the industries of numerical control machines, electronic devices, glass machines, injection molding machine manipulators, handling machines, plastic machines, hoisting equipment, woodworking machines, the automotive industry, industrial vehicles, metal working machines, machine tools, casting machines, port equipment, and the like.
However, under the severe working conditions of the offshore drilling rig platform, especially at the extreme temperature of-18 to-20 ℃, liquid in the pipeline built in the drag chain can freeze, and the fire-fighting water system of the platform is usually designed for a wet fire-fighting system, and the fire-fighting pipeline is filled with liquid. In order to avoid freezing of the pipeline during field operation in winter, the liquid in the pipeline needs to be emptied or the hose needs to be removed. In case of fire, the fire fighting system reaction is delayed, with unforeseeable consequences.
Disclosure of Invention
The invention mainly solves the defects that liquid in a pipeline arranged in a drag chain can be frozen and a fire-fighting system is in reaction stagnation in the prior art, and provides the pipeline constant-temperature protection sliding device and the control method thereof. The control method improves the working efficiency, ensures the mobility of the liquid medium of the pipeline inside the drag chain and ensures the timely response of the fire-fighting system of the workover rig.
The technical problem of the invention is mainly solved by the following technical scheme:
the utility model provides a pipeline constant temperature protection displacement device, includes the water tank, the water tank side be equipped with the suction pump that is linked together with the water tank, another side of water tank be equipped with the pumping reelpipe, pumping reelpipe front end be equipped with the tow chain subassembly, the water tank outside be equipped with the booster pump, booster pump and water tank between be equipped with out water transition pipe, play water transition pipe and booster pump between be equipped with out the water house steward, play water transition pipe top be equipped with the steam boiler of play water house steward looks pipeline intercommunication, the booster pump other end be equipped with tow chain reel frame, tow chain reel frame in be equipped with the tow chain subassembly that cup joints with booster pump looks screw thread, tow chain subassembly port be equipped with out the water rifle head, tow chain subassembly and tow chain reel frame looks activity coiling formula be connected fixedly. The drag chain assembly comprises a drag chain, wherein connecting joint pieces which are hermetically nested with the drag chain are arranged at two ends of the drag chain.
Preferably, the drag chain comprises a drag chain frame, and a constant temperature pipe sleeved and pressed with the drag chain frame is arranged in the drag chain frame.
Preferably, the constant temperature pipe comprises a constant temperature pipe body, a water flow cavity is arranged in the constant temperature pipe body, and a heat insulation adhesive tape is wound on the outer wall of the constant temperature pipe body.
Preferably, the connecting joint piece comprises a joint body, a plurality of constant temperature grooves are formed in the upper end face and the lower end face of the inner wall of the joint body, a friction material strip integrated with the constant temperature grooves is nested in the constant temperature grooves, racks in sliding friction connection with the friction material strip in a displacement mode are arranged on the end faces of the friction material strip, a reset spring is arranged between the racks and the wall of the constant temperature grooves, and a fan-shaped water flow gear is arranged between the upper rack and the lower rack.
Preferably, the water outlet main pipe comprises a water outlet main pipe body, a water outlet pipe communicated with the water outlet transition pipe is arranged in the water outlet main pipe body, a steam cavity communicated with the steam boiler is arranged between the water outlet pipe and the water outlet main pipe body, and the front end of the steam cavity is communicated with the water outlet pipe.
Preferably, an electric control valve is arranged between the main water outlet pipe and the steam boiler, a valve in threaded sleeve joint with the water outlet transition pipe is arranged on the water outlet transition pipe, a pressure gauge communicated with the water outlet transition pipe is arranged between the water outlet transition pipe and the main water outlet pipe, and the pressure gauge is communicated with the electric control valve through a circuit.
Preferably, the control method of the pipeline constant temperature protection sliding device comprises the following operation steps:
the first step is as follows: when the offshore drilling rig platform encounters a fire disaster, the water pumping reel pipe rotates and grows to the sea, and constant-temperature transition connection is carried out between the sea level and the platform through the drag chain assembly.
The second step is that: at this point, the pump is turned on and the valve is opened. When the pressure of the pressure gauge reaches the water outlet, the electric control valve receives a signal and opens, so that steam of the steam boiler and water in the water tank synchronously flow into the water outlet main pipe, and the water outlet main pipe adopts a structure that a water outlet pipe and a steam cavity are converged to heat the water body at constant temperature to prevent the pipeline from freezing.
The third step: water is pressurized by a booster pump and conveyed to the position of the water outlet gun head by adopting a drag chain assembly, so that fire fighting is finished. The drag chain assembly adopts a combined structure of the drag chain frame and the constant temperature pipe, so that the pipeline is constant in temperature and convenient for field operation.
Preferably, the drag chain assembly is quickly docked by a plurality of drag chain reel racks according to the distance of fire. After the butt joint work is finished, in the water outlet process, the drag chain assembly respectively drives the racks at the upper and lower positions to displace under the driving of water flow through the fan-shaped water flow gear in the connecting joint piece; the rack displacement is simultaneously to carrying out the friction heat generation process to the friction material strip in the constant temperature groove, moreover under reset spring's effect, keeps the reciprocal friction displacement operation of efficient, guarantees that the temperature of water is invariable in the constant temperature pipe between two connection joint spare.
Preferably, the fan-shaped water flow gear is a multi-hole-channel gear, the hole channel and the water flow direction form an inclination angle of 10-20 degrees, and the fan-shaped water flow gear rotates anticlockwise through water flow. And the outer wall is a circumferential gear of 90-120 degrees and carries out reciprocating displacement motion on the upper rack and the lower rack in sequence, so that stable friction heat production of the racks and the friction material strips is realized.
As preferred, the constant temperature body is on self thermal-insulated basis, and the outer wall is through winding closely knit heat preservation sticky tape, and the temperature in the assurance rivers cavity runs off speed and slows down. The speed of the loss temperature is 0.2-0.5 ℃ per cubic meter.
The invention can achieve the following effects:
compared with the prior art, the constant-temperature drag chain has the advantages of compact structure, constant water temperature, convenience in disassembly and assembly, energy conservation, environmental friendliness and long service cycle. The control method improves the working efficiency, ensures the mobility of the liquid medium of the pipeline inside the drag chain and ensures the timely response of the fire-fighting system of the workover rig.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the drag chain set of the present invention.
Fig. 3 is a structural sectional view of the connection fitting of the present invention.
Fig. 4 is a schematic structural view of the drag chain of the present invention.
Fig. 5 is a structural sectional view of the thermostatic tube of the present invention.
Fig. 6 is a structural sectional view of the water outlet manifold of the present invention.
In the figure: the water pump comprises a water pump 1, a water tank 2, a water pumping reel pipe 3, a water outlet transition pipe 4, a steam boiler 5, a water outlet main pipe 6, a booster pump 7, a drag chain reel frame 8, a drag chain assembly 9, a water outlet gun head 10, an electric control valve 11, a pressure gauge 12, a valve 13, a connecting joint piece 14, a drag chain 15, a joint body 16, a thermostatic bath 17, a return spring 18, a friction material strip 19, a rack 20, a fan-shaped water flow gear 21, a drag chain rack 22, a thermostatic pipe 23, a thermostatic pipe body 24, a temperature insulation adhesive tape 25, a water flow cavity 26, a water outlet main pipe body 27, a steam cavity 28 and a water outlet pipe 29.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): as shown in fig. 1-6, a pipeline constant temperature protection sliding device comprises a water tank 2, a water pump 1 communicated with the water tank 2 is arranged on one side of the water tank 2, a water pumping reelpipe 3 is arranged on the other side of the water tank 2, a tow chain assembly 9 is arranged at the front end of the water pumping reelpipe 3, a booster pump 7 is arranged on the outer side of the water tank 2, a water outlet transition pipe 4 is arranged between the booster pump 7 and the water tank 2, a water outlet main pipe 6 is arranged between the water outlet transition pipe 4 and the booster pump 7, a steam boiler 5 communicated with the water outlet main pipe 6 is arranged above the water outlet transition pipe 4, a tow chain reel frame 8 is arranged at the other end of the booster pump 7, a tow chain assembly 9 in threaded sleeve joint with the booster pump 7 is arranged in the tow chain reel frame 8, a water outlet gun head 10 is arranged at the port of the tow.
The drag chain assembly 9 comprises a drag chain 15, and both ends of the drag chain 15 are provided with connecting joint pieces 14 which are hermetically nested with the drag chain 15. The drag chain 15 comprises a drag chain frame 22, and a constant temperature pipe 23 which is sleeved and pressed with the drag chain frame 22 is arranged in the drag chain frame 22. The constant temperature pipe 23 comprises a constant temperature pipe body 24, a water flow cavity 26 is arranged in the constant temperature pipe body 24, and a temperature insulation adhesive tape 25 is wound on the outer wall of the constant temperature pipe body 24. The connecting joint piece 14 comprises a joint body 16, 3 constant temperature grooves 17 are formed in the upper end face and the lower end face of the inner wall of the joint body 16, a friction material strip 19 integrated with the constant temperature grooves 17 is nested in the constant temperature grooves 17, racks 20 in phase-shift sliding friction connection with the friction material strip 19 are arranged on the end faces of the friction material strip 19, a return spring 18 is arranged between the racks 20 and the wall of the constant temperature grooves 17, and a fan-shaped water flow gear 21 is arranged between the upper rack 20 and the lower rack 20.
The water outlet main pipe 6 comprises a water outlet main pipe body 27, a water outlet pipe 29 communicated with the water outlet transition pipe 4 is arranged in the water outlet main pipe body 27, a steam cavity 28 communicated with the steam boiler 5 is arranged between the water outlet pipe 29 and the water outlet main pipe body 27, and the front end of the steam cavity 28 is communicated with the water outlet pipe 29. An electric control valve 11 is arranged between the main water outlet pipe 6 and the steam boiler 5, a valve 13 which is in threaded sleeve joint with the water outlet transition pipe 4 is arranged on the water outlet transition pipe 4, a pressure gauge 12 which is communicated with the water outlet transition pipe 4 is arranged between the water outlet transition pipe 4 and the main water outlet pipe 6, and the pressure gauge 12 is in circuit communication with the electric control valve 11.
The control method of the pipeline constant temperature protection sliding device comprises the following operation steps:
the first step is as follows: when the offshore drilling rig platform encounters a fire, the pumping coiled pipe 3 rotates and grows to the sea, and constant-temperature transition connection is carried out between the sea level and the platform through the drag chain assembly 9.
The second step is that: at the moment, the water pump 1 is opened, and the valve 13 is opened at the same time; when the pressure of the pressure gauge 12 reaches the water outlet, the electric control valve 11 receives a signal to be opened, so that steam of the steam boiler 5 and water in the water tank 2 enter the water outlet main pipe 6 at a synchronous flow rate, and the water outlet main pipe 6 adopts a structure that the water outlet pipe 29 and the steam cavity 28 are converged to heat the water body at a constant temperature to prevent the pipeline from freezing.
The third step: water is pressurized by a booster pump 7 and conveyed to a water outlet gun head 10 by a drag chain assembly 9, so that fire fighting is finished. The drag chain assembly 9 adopts a combined structure of the drag chain frame 22 and the constant temperature pipe 23, and the pipeline is constant in temperature and convenient for field operation.
According to the condition of fire distance, the drag chain assembly 9 is quickly butted through 2 drag chain reel racks 8. After the butt joint work is finished, in the water outlet process, the drag chain assembly 9 respectively drives the racks 20 at the upper and lower positions to displace under the driving of water flow through the fan-shaped water flow gear 21 in the connecting joint piece 14. The rack 20 moves and simultaneously carries out a friction heat generation process on the friction material strip 19 in the thermostatic bath 17, and under the action of the return spring, the reciprocating friction displacement operation with high efficiency is kept, so that the constant temperature of water in the thermostatic tube 23 between the two connecting joint pieces 14 is ensured.
The constant temperature body 24 is on self thermal-insulated basis, and the outer wall is through the closely knit heat preservation sticky tape 25 of winding, and the temperature loss speed that guarantees in the rivers cavity 26 slows down. The rate of its lost temperature was 0.3 degrees celsius per cubic meter. A heating air pump is arranged between the booster pump 7 and the drag chain assembly 9, and an air flow isolation layer communicated with the heating air pump is also arranged between the constant temperature pipe body 24 and the water flow cavity 26. The air flow is blown into the air flow isolation layer by the heating air pump, so that the temperature isolation is realized, and the phenomenon that the constant temperature pipe 23 is frozen is avoided.
The fan-shaped water flow gear 21 is a multi-hole channel gear, an inclination angle of 15 degrees is formed between a hole channel and the water flow direction, and the fan-shaped water flow gear 21 rotates anticlockwise through water flow; and the outer wall of the gear is a 90-degree circumferential gear to sequentially carry out reciprocating displacement motion on the upper rack 20 and the lower rack 20, so that stable friction heat generation between the racks 20 and the friction material strips 19 is realized.
To sum up, this pipeline constant temperature protection displacement device has compact structure, the invariable, the easy dismounting of temperature, energy-concerving and environment-protective and the life cycle long advantage. The control method improves the working efficiency, ensures the mobility of the liquid medium of the pipeline inside the drag chain and ensures the timely response of the fire-fighting system of the workover rig.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (6)
1. The utility model provides a pipeline constant temperature protection displacement device which characterized in that: comprises a water tank (2), a water suction pump (1) communicated with the water tank (2) is arranged on the side edge of the water tank (2), a water suction reelpipe (3) is arranged on the other side edge of the water tank (2), a tow chain component (9) is arranged at the front end of the water suction reelpipe (3), a booster pump (7) is arranged on the outer side of the water tank (2), a water outlet transition pipe (4) is arranged between the booster pump (7) and the water tank (2), a water outlet main pipe (6) is arranged between the water outlet transition pipe (4) and the booster pump (7), a steam boiler (5) communicated with the water outlet main pipe (6) is arranged above the water outlet transition pipe (4), a tow chain reel frame (8) is arranged at the other end of the booster pump (7), a tow chain component (9) in threaded sleeve joint with the booster pump (7) is arranged in the tow chain reel frame (8), and a water outlet gun head (10) is arranged at the port of the tow chain component, the drag chain assembly (9) is movably connected and fixed with the drag chain reel frame (8) in a winding manner; the drag chain assembly (9) comprises a drag chain (15), and connecting joint pieces (14) which are hermetically nested with the drag chain (15) are arranged at two ends of the drag chain (15); the connecting joint piece (14) comprises a joint body (16), a plurality of constant temperature grooves (17) are formed in the upper end surface and the lower end surface of the inner wall of the joint body (16), a friction material strip (19) integrated with the constant temperature grooves (17) is nested in the constant temperature grooves (17), racks (20) in phase-shift sliding friction connection with the friction material strip (19) are arranged on the end surfaces of the friction material strip (19), a return spring (18) is arranged between the racks (20) and the wall of the constant temperature grooves (17), and a fan-shaped water flow gear (21) is arranged between the upper rack (20) and the lower rack (20); the drag chain (15) comprises a drag chain frame (22), and a constant temperature pipe (23) which is sleeved and pressed with the drag chain frame (22) is arranged in the drag chain frame (22);
according to the condition of fire distance, the drag chain components (9) are quickly butted through a plurality of drag chain reel frames (8); after the butt joint work is finished, in the water outlet process, the drag chain assembly (9) respectively drives the racks (20) at the upper and lower positions to displace under the driving of water flow through the fan-shaped water flow gears (21) in the connecting joint pieces (14); the rack (20) moves and simultaneously carries out a friction heat generation process on a friction material strip (19) in the thermostatic bath (17), and under the action of a return spring, the efficient reciprocating friction displacement operation is kept, so that the constant water temperature in a thermostatic tube (23) between two connecting joint pieces (14) is ensured; the fan-shaped water flow gear (21) is a multi-hole channel gear, the hole channel and the water flow direction form an inclination angle of 10-20 degrees, and the fan-shaped water flow gear (21) rotates anticlockwise through water flow; and the outer wall is a circumferential gear of 90-120 degrees and carries out reciprocating displacement motion on the upper rack (20) and the lower rack (20) in sequence, so that stable friction heat production of the racks (20) and the friction material strips (19) is realized.
2. Pipeline thermostatic protection skidding apparatus of claim 1 wherein: constant temperature pipe (23) including constant temperature body (24), constant temperature body (24) in be equipped with rivers cavity (26), constant temperature body (24) outer wall on the winding have thermal-insulated sticky tape (25).
3. Pipeline thermostatic protection skidding apparatus of claim 1 wherein: the water outlet main pipe (6) comprises a water outlet main pipe body (27), a water outlet pipe (29) communicated with the water outlet transition pipe (4) is arranged in the water outlet main pipe body (27), a steam cavity (28) communicated with the steam boiler (5) is arranged between the water outlet pipe (29) and the water outlet main pipe body (27), and the front end of the steam cavity (28) is communicated with the water outlet pipe (29).
4. Pipeline thermostatic protection skidding apparatus of claim 3 wherein: the steam boiler is characterized in that an electric control valve (11) is arranged between the water outlet main pipe (6) and the steam boiler (5), a valve (13) which is in threaded sleeve joint with the water outlet transition pipe (4) is arranged on the water outlet transition pipe (4), a pressure gauge (12) communicated with the water outlet transition pipe (4) is arranged between the water outlet transition pipe (4) and the water outlet main pipe (6), and the pressure gauge (12) is communicated with the electric control valve (11) in a circuit mode.
5. Pipeline thermostatic protection skidding apparatus of claim 1 wherein: the control method of the pipeline constant temperature protection sliding device comprises the following operation steps:
the first step is as follows: when the offshore drilling rig platform encounters a fire disaster, the water pumping coiled pipe (3) rotates and grows to the sea, and constant-temperature transition connection is carried out between the sea level and the platform through a drag chain assembly (9);
the second step is that: at the moment, the water suction pump (1) is opened, and the valve (13) is opened at the same time; when the pressure of a pressure gauge (12) reaches water outlet, an electric control valve (11) receives a signal and is opened, so that steam of a steam boiler (5) and water in a water tank (2) synchronously flow into a water outlet main pipe (6), the water outlet main pipe (6) adopts a structure that a water outlet pipe (29) and a steam cavity (28) are converged, and a water body is heated at constant temperature to prevent a pipeline from freezing;
the third step: water is pressurized by a booster pump (7) and is conveyed to a water outlet gun head (10) by a drag chain assembly (9), so that fire fighting is finished; the drag chain assembly (9) adopts a combined structure of a drag chain frame (22) and a constant temperature pipe (23), so that the pipeline is convenient for field operation while keeping constant temperature.
6. Pipeline thermostatic protection skidding apparatus of claim 5 wherein: on the basis that constant temperature body (24) is thermal-insulated by itself, the outer wall is through winding closely knit heat-insulating sticky tape (25), guarantees that the temperature in rivers cavity (26) loses speed and slows down, and the speed of its loss temperature is 0.2 ~ 0.5 ℃ for every cubic meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910216935.6A CN109939409B (en) | 2019-03-21 | 2019-03-21 | Pipeline constant-temperature protection sliding device and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910216935.6A CN109939409B (en) | 2019-03-21 | 2019-03-21 | Pipeline constant-temperature protection sliding device and control method thereof |
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| Publication Number | Publication Date |
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| CN109939409A CN109939409A (en) | 2019-06-28 |
| CN109939409B true CN109939409B (en) | 2021-02-26 |
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| CN201910216935.6A Active CN109939409B (en) | 2019-03-21 | 2019-03-21 | Pipeline constant-temperature protection sliding device and control method thereof |
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| CN113757486B (en) * | 2021-09-09 | 2022-11-29 | 烟台大学 | Marine heat energy conversion device mounted on ship |
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| CN108825874A (en) * | 2018-08-02 | 2018-11-16 | 杭州吉宝传动设备有限公司 | A kind of constant temperature drag chain and its operating method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000001925A (en) * | 1998-06-12 | 2000-01-07 | Osamu Kitamura | Liquid flowing-out device for strengthening fire resistant performance of heat insulating material and the like |
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- 2019-03-21 CN CN201910216935.6A patent/CN109939409B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1070895A1 (en) * | 1999-07-20 | 2001-01-24 | Geberit Technik Ag | Firestop material |
| CN1445492A (en) * | 2003-01-20 | 2003-10-01 | 唐伟钊 | Rolling friction heating up type solar water heater |
| CN205062910U (en) * | 2015-10-27 | 2016-03-02 | 四川雷克斯安防科技有限公司 | A prevent freezing equipment for intelligent fire hydrant |
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Address after: 311201 788 Dongkang Road, Xintang street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Keppel Intelligent Equipment Co.,Ltd. Address before: 311201 788 Dongkang Road, Xintang street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU JIBAO TRANSMISSION EQUIPMENT CO.,LTD. |
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Address after: 311201 No. 88, Shangyang, Zhedong Village, Xintang Street, Xiaoshan District, Hangzhou, Zhejiang Patentee after: Zhejiang Keppel Intelligent Equipment Co.,Ltd. Address before: 311201 788 Dongkang Road, Xintang street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: Zhejiang Keppel Intelligent Equipment Co.,Ltd. |