CN109939409A - Pipeline constant temperature protects slide device and its control method - Google Patents
Pipeline constant temperature protects slide device and its control method Download PDFInfo
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- CN109939409A CN109939409A CN201910216935.6A CN201910216935A CN109939409A CN 109939409 A CN109939409 A CN 109939409A CN 201910216935 A CN201910216935 A CN 201910216935A CN 109939409 A CN109939409 A CN 109939409A
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- drag chain
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Abstract
The present invention relates to a kind of pipeline constant temperature protection slide device and its control methods, affiliated drag chain technical field, including water tank, water tank side is equipped with the suction pump being connected with water tank, another side of water tank is equipped with the pipe crimping that draws water, pipe crimping front end draw water equipped with drag chain component, booster pump is equipped on the outside of water tank, water outlet coupling tube is equipped between booster pump and water tank, it is discharged between coupling tube and booster pump and is equipped with outfall sewer, it is discharged the steam oven being equipped with above coupling tube with outfall sewer phase pipeline connection, the booster pump other end is equipped with drag chain reel bracket, the drag chain component being socketed with booster pump phase screw-type is equipped in drag chain reel bracket, drag chain component ports are equipped with water gun nozzle, mutually movable takeup type is connected and fixed drag chain component with drag chain reel bracket.Have the advantages that compact-sized, water temperature is constant, convenient for disassembly and assembly, energy conservation and environmental protection and service life are long.It improves work efficiency, guarantees the mobility of drag chain internal pipeline liquid medium, guarantee that workover rig fire-fighting system timely responds to.
Description
Technical field
The present invention relates to drag chain technical fields, and in particular to a kind of pipeline constant temperature protection slide device and its control method.
Background technique
Drag chain be applied to move back and forth occasion, built-in cable, oil pipe, tracheae, water pipe etc. can be played traction and
The effect of protection.Drag chain has been widely used in numerically-controlled machine tool, electronic equipment, glass machinery, manipulator of injection machine, carrying implement
Tool, plastics machinery, lifting equipment, woodworking machinery, automobile industry, industrial vehicle, metalworking machine, lathe, foundry machinery, harbour
The industries such as equipment.
But in the case where the operating condition of marine rig platform is severe, especially under -18~-20 DEG C of extreme temperature, built in drag chain
Pipeline in liquid can freeze, and the fire fighting water system of platform is usually wet fire protection system design, is full of in fire line
Liquid.It freezes in winter when field operation in order to avoid pipeline, need emptying rate of liquid in pipeline or removes hose.Once hair
It lights a fire calamity, fire-fighting system response lag, consequence is hardly imaginable.
Summary of the invention
Present invention mainly solves the liquid in the pipeline existed in the prior art built in drag chain can freeze it is anti-with fire-fighting system
Stagnant deficiency is answered, a kind of pipeline constant temperature protection slide device and its control method are provided, pipeline constant temperature protects slide device
Have the advantages that compact-sized, water temperature is constant, convenient for disassembly and assembly, energy conservation and environmental protection and service life are long.Its control method improves work
Make efficiency, guarantee the mobility of drag chain internal pipeline liquid medium, guarantees that workover rig fire-fighting system timely responds to.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals:
A kind of pipeline constant temperature protection slide device, including water tank, the water tank side are equipped with the suction pump being connected with water tank,
Another side of the water tank is equipped with the pipe crimping that draws water, and the pipe crimping front end of drawing water is equipped with drag chain component, the water tank outside
It is equipped with water outlet coupling tube equipped with booster pump, between the booster pump and water tank, is equipped between the water outlet coupling tube and booster pump
Outfall sewer, the water outlet coupling tube top are equipped with the steam oven with outfall sewer phase pipeline connection, and the booster pump is another
One end is equipped with drag chain reel bracket, and the drag chain component being socketed with booster pump phase screw-type is equipped in the drag chain reel bracket, described
Drag chain component ports be equipped with water gun nozzle, mutually activity takeup type is connected and fixed for the drag chain component and drag chain reel bracket.Institute
The drag chain component stated includes drag chain, and the drag chain both ends, which are equipped with, mutually seals nested jointing part with drag chain.
Preferably, the drag chain includes hauling-chain frame, the constant temperature with hauling-chain frame phase casing pressure is equipped in the hauling-chain frame
Pipe.
Preferably, the constant warm tube includes constant temperature tube body, water flow cavity is equipped in the constant warm tube body, it is described
Thermal insulation adhesive tape is wound on constant temperature tube wall.
Preferably, the jointing part includes fitting body, if the fitting body inner wall upper and lower end faces are equipped with
Dry thermostat, the thermostat is embedded to be cased with thermostat in integrated friction material material strip, the friction material material strip end
Face is equipped with the rack gear connecting with friction material material strip phase shift formula sliding friction, is equipped with and resets between the rack gear and constant temperature cell wall
Spring is equipped with fan-shaped water flow gear between upper and lower two rack gear.
Preferably, the outfall sewer includes outfall sewer body, it is equipped with and was discharged in the outfall sewer body
The outlet pipe that pipe is connected is crossed, the steam cavity being connected with steam oven is equipped between the outlet pipe and outfall sewer body, it is described
Steam cavity front end be connected with outlet pipe.
Preferably, between the outfall sewer and steam oven be equipped with electrically-controlled valve, the water outlet coupling tube be equipped with
It is discharged the valve that coupling tube phase screw-type is socketed, the water outlet coupling tube is equipped with between outfall sewer and water outlet coupling tube is connected
Logical pressure gauge, the pressure gauge are connected to electrically-controlled valve circuitry phase.
Preferably, the control method of the pipeline constant temperature protection slide device includes following operating procedure:
Step 1: the pipe crimping that draws water rotation lengthens in the sea, and sea level passes through between platform when marine rig platform encounters fire
Drag chain component carries out constant temperature transition connection.
Step 2: opening suction pump at this time, while Open valve.When the pressure of pressure gauge reaches water outlet, electrically-controlled valve is connect
The collection of letters number is opened, so that the steam of steam oven flow velocity synchronous with the water in water tank enters outfall sewer, outfall sewer is using water outlet
The structure of pipe and steam cavity interflow, carrying out heated at constant temperature to water body prevents pipeline from freezing.
Step 3: being delivered to out water pressurization at water gun nozzle using drag chain component by booster pump, fire-fighting fire extinguishing is completed.It drags
Chain component uses the composite structure of hauling-chain frame and constant warm tube, facilitates field operation while playing pipeline constant temperature.
Preferably, according to ignition distance near-far situation, it is by multiple drag chain reel brackets that the progress of drag chain component is quickly right
It connects.After completing mating operation, in exiting water process, drag chain component is by the fan-shaped water flow gear in jointing part in water flow
Displacement drive is carried out to the rack gear of upper bottom respectively under driving；The friction material material strip in thermostat is carried out while rack displacement
Frictional heat generation process keep efficient reciprocating friction displacement operation, guarantee that two connect and under the action of reset spring
Water temperature is constant in constant warm tube between head.
Preferably, fan-shaped water flow gear is multi-pore channel gear, and duct and water (flow) direction are in 10~20 degree of inclinations angle, are led to
It crosses water flow and realizes fan-shaped water flow gear rotating operation counterclockwise.And by outer wall in 90~120 degree of circumference gears successively to upper and lower
Rack gear carries out shift reciprocately movement, realizes rack gear and the stable friction heat production of friction material material strip.
Preferably, constant temperature tube body, on the basis of itself is heat-insulated, outer wall guarantees water by winding closely knit thermal insulation adhesive tape
The stream intracorporal temperature leak speed of chamber slows down.It is 0.2~0.5 degree Celsius that its speed for being lost temperature, which is every cubic metre,.
The present invention can reach following effect:
The present invention provides a kind of pipeline constant temperature protection slide device and its control methods, compared with prior art, the constant temperature
Drag chain has the advantages that compact-sized, water temperature is constant, convenient for disassembly and assembly, energy conservation and environmental protection and service life are long.Its control method improves
Working efficiency guarantees the mobility of drag chain internal pipeline liquid medium, guarantees that workover rig fire-fighting system timely responds to.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of drag chain group of the invention.
Fig. 3 is the structure sectional view of jointing part of the invention.
Fig. 4 is the structural schematic diagram of drag chain of the invention.
Fig. 5 is the structure sectional view of constant warm tube of the invention.
Fig. 6 is the structure sectional view of outfall sewer of the invention.
In figure: suction pump 1, water tank 2, draw water pipe crimping 3, water outlet coupling tube 4, steam oven 5, outfall sewer 6, and booster pump 7 drags
Chain reel bracket 8, drag chain component 9, water gun nozzle 10 out, electrically-controlled valve 11, pressure gauge 12, valve 13, jointing part 14, drag chain 15,
Fitting body 16, thermostat 17, reset spring 18, friction material material strip 19, rack gear 20, fan-shaped water flow gear 21, hauling-chain frame 22, constant temperature
Pipe 23, constant temperature tube body 24, thermal insulation adhesive tape 25, water flow cavity 26, outfall sewer body 27, steam cavity 28, outlet pipe 29.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solution to invention is described in further detail.
Embodiment: as shown in figures 1 to 6, a kind of pipeline constant temperature protects slide device, including water tank 2,2 side of water tank be equipped with
The suction pump 1 that water tank 2 is connected, another side of water tank 2 are equipped with the pipe crimping 3 that draws water, and 3 front end of pipe crimping of drawing water is equipped with drag chain component 9, water
It is equipped with booster pump 7 on the outside of case 2, water outlet coupling tube 4 is equipped between booster pump 7 and water tank 2, is discharged between coupling tube 4 and booster pump 7 and is equipped with
Outfall sewer 6, is discharged the steam oven 5 being equipped with above coupling tube 4 with 6 phase pipeline connection of outfall sewer, and 7 other end of booster pump is equipped with
Drag chain reel bracket 8, drag chain reel bracket 8 is interior to be equipped with the drag chain component 9 being socketed with 7 phase screw-type of booster pump, and 9 port of drag chain component is set
There are water gun nozzle 10 out, drag chain component 9 is connected and fixed with 8 phase activity takeup type of drag chain reel bracket.
Drag chain component 9 includes drag chain 15, and 15 both ends of drag chain are equipped with the jointing part 14 nested with drag chain 15 phase sealing.
Drag chain 15 includes hauling-chain frame 22, and the constant warm tube 23 with 22 phase casing pressure of hauling-chain frame is equipped in hauling-chain frame 22.Constant warm tube 23 includes constant temperature
Tube body 24, constant temperature tube body 24 is interior to be equipped with water flow cavity 26, is wound with thermal insulation adhesive tape 25 on 24 outer wall of constant temperature tube body.Jointing part
14 include fitting body 16, and 16 inner wall upper and lower end faces of fitting body are equipped with 3 thermostats 17, and thermostat 17 is embedded to be cased with and thermostat
17 be in integrated friction material material strip 19, and 19 end face of friction material material strip is equipped with and the 19 phase shift formula sliding friction of friction material material strip
The rack gear 20 of connection is equipped with reset spring 18 between 17 wall of rack gear 20 and thermostat, fan-shaped water flow tooth is equipped between upper and lower two rack gear 20
Wheel 21.
Outfall sewer 6 includes outfall sewer body 27, and the water outlet being connected with water outlet coupling tube 4 is equipped in outfall sewer body 27
Pipe 29 is equipped with the steam cavity 28 being connected with steam oven 5,28 front end of steam cavity and water outlet between outlet pipe 29 and outfall sewer body 27
Pipe 29 is connected.Electrically-controlled valve 11 is equipped between outfall sewer 6 and steam oven 5, water outlet coupling tube 4 is equipped with and water outlet 4 phase of coupling tube
The valve 13 of screw-type socket is discharged the pressure gauge 12 that coupling tube 4 is equipped with between outfall sewer 6 and water outlet coupling tube 4 is connected,
Pressure gauge 12 is connected to 11 circuitry phase of electrically-controlled valve.
It includes following operating procedure that pipeline constant temperature, which protects the control method of slide device:
Step 1: the pipe crimping 3 that draws water rotation lengthens in the sea, and sea level leads to between platform when marine rig platform encounters fire
It crosses drag chain component 9 and carries out constant temperature transition connection.
Step 2: opening suction pump 1 at this time, while Open valve 13；It is automatically controlled when the pressure of pressure gauge 12 reaches water outlet
Valve 11 receives signal and opens, so that the steam of steam oven 5 flow velocity synchronous with the water in water tank 2 enters outfall sewer 6, outfall sewer
6 structures collaborated using outlet pipe 29 and steam cavity 28, carrying out heated at constant temperature to water body prevents pipeline from freezing.
Step 3: being delivered to out water pressurization at water gun nozzle 10 using drag chain component 9 by booster pump 7, completes fire-fighting and go out
Fire.Drag chain component 9 facilitates field operation while playing pipeline constant temperature using the composite structure of hauling-chain frame 22 and constant warm tube 23.
According to ignition distance near-far situation, drag chain component 9 is subjected to rapid abutting joint by 2 drag chain reel brackets 8.Completion pair
After connecing work, in exiting water process, drag chain component 9 passes through the fan-shaped water flow gear 21 in jointing part 14 in the driving of water flow
It is lower that displacement drive is carried out to the rack gear 20 of upper bottom respectively.To the friction material material strip 19 in thermostat 17 while rack gear 20 is displaced
Frictional heat generation process is carried out, and under the action of reset spring, keep efficient reciprocating friction displacement operation, guarantees that two connect
It is constant to connect water temperature in the constant warm tube 23 between adapter piece 14.
For constant temperature tube body 24 on the basis of itself is heat-insulated, outer wall guarantees water flow chamber by winding closely knit thermal insulation adhesive tape 25
Temperature leak speed in body 26 slows down.It is 0.3 degree Celsius that its speed for being lost temperature, which is every cubic metre,.Booster pump 7 and drag chain
It is equipped with heating air pump between component 9, the air-flow being connected with heating air pump is additionally provided between constant temperature tube body 24 and water flow cavity 26
Isolation layer.Air-flow is blown into air-flow isolation layer by heating air pump, not only acts as thermal insulation, and constant warm tube 23 is avoided to be frozen
The phenomenon that.
Fan-shaped water flow gear 21 is multi-pore channel gear, and duct and water (flow) direction are in 15 degree of inclinations angle, are realized by water flow
Fan-shaped water flow gear 21 rotating operation counterclockwise；And successively upper and lower rack gear 20 is carried out back and forth in 90 degree of circumference gears by outer wall
Displacement movement realizes rack gear 20 and the stable friction heat production of friction material material strip 19.
In conclusion pipeline constant temperature protection slide device has, compact-sized, water temperature is constant, convenient for disassembly and assembly, energy-saving ring
Protect the advantage long with service life.Its control method improves work efficiency, and guarantees the flowing of drag chain internal pipeline liquid medium
Property, guarantee that workover rig fire-fighting system timely responds to.
Above is only a specific embodiment of the present invention, but structure feature of the invention is not limited thereto, Ren Heben
Within the field of the present invention, made changes or modifications all cover within the scope of the patent of the present invention the technical staff in field.
Claims (10)
1. a kind of pipeline constant temperature protects slide device, it is characterised in that: including water tank (2), the water tank (2) side be equipped with
The suction pump (1) that water tank (2) is connected, the water tank (2) another side are equipped with and draw water pipe crimping (3), the pipe crimping that draws water
(3) front end is equipped with drag chain component (9), and booster pump (7), the booster pump (7) and water tank are equipped on the outside of the water tank (2)
(2) it is equipped with water outlet coupling tube (4) between, is equipped with outfall sewer (6) between the water outlet coupling tube (4) and booster pump (7), it is described
It is discharged the steam oven (5) being equipped with above coupling tube (4) with outfall sewer (6) phase pipeline connection, the booster pump (7) other end
Equipped with drag chain reel bracket (8), the drag chain component being socketed with booster pump (7) phase screw-type is equipped in the drag chain reel bracket (8)
(9), drag chain component (9) port is equipped with water gun nozzle (10), the drag chain component (9) and drag chain reel bracket (8) phase
Movable takeup type is connected and fixed；The drag chain component (9) includes drag chain (15), and the drag chain (15) both ends are equipped with and drag
Chain (15) mutually seals nested jointing part (14).
2. pipeline constant temperature according to claim 1 protects slide device, it is characterised in that: the drag chain (15) includes dragging
Chain frame (22), the interior constant warm tube (23) being equipped with hauling-chain frame (22) phase casing pressure of the hauling-chain frame (22).
3. pipeline constant temperature according to claim 2 protects slide device, it is characterised in that: the constant warm tube (23) includes
Constant temperature tube body (24), the constant temperature tube body (24) is interior to be equipped with water flow cavity (26), twines on described constant temperature tube body (24) outer wall
It is wound with thermal insulation adhesive tape (25).
4. pipeline constant temperature according to claim 1 protects slide device, it is characterised in that: the jointing part (14)
Including fitting body (16), the fitting body (16) inner wall upper and lower end faces are equipped with several thermostats (17), the thermostat
(17) embedded be cased with thermostat (17) is in integrated friction material material strip (19), is set on described friction material material strip (19) end face
There are the rack gear (20) connecting with friction material material strip (19) phase shift formula sliding friction, the rack gear (20) and thermostat (17) wall
Between be equipped with reset spring (18), fan-shaped water flow gear (21) is equipped between upper and lower two rack gear (20).
5. pipeline constant temperature according to claim 1 protects slide device, it is characterised in that: outfall sewer (6) packet
It includes supply mains's body (27), the outlet pipe (29) being connected with water outlet coupling tube (4) is equipped in the outfall sewer body (27),
The outlet pipe (29) with the steam cavity (28) that is connected with steam oven (5), the steaming are equipped between outfall sewer body (27)
Air cavity (28) front end is connected with outlet pipe (29).
6. pipeline constant temperature according to claim 5 protects slide device, it is characterised in that: the outfall sewer (6) with
Electrically-controlled valve (11) are equipped between steam oven (5), the water outlet coupling tube (4) is equipped with and water outlet coupling tube (4) phase screw-type set
The valve (13) connect, the water outlet coupling tube (4) are equipped with and are discharged coupling tube (4) pressure for being connected between outfall sewer (6)
Power table (12), the pressure gauge (12) are connected to electrically-controlled valve (11) circuitry phase.
7. pipeline constant temperature according to claim 1 protects slide device, it is characterised in that: the pipeline constant temperature, which is protected, to be slided
The control method of moving device includes following operating procedure:
Step 1: the pipe crimping that draws water (3) rotation lengthens in the sea, and sea level is between platform when marine rig platform encounters fire
Constant temperature transition connection is carried out by drag chain component (9)；
Step 2: opening suction pump (1) at this time, while Open valve (13)；When the pressure of pressure gauge (12) reaches water outlet, electricity
It controls valve (11) and receives signal unlatching, so that the steam of steam oven (5) flow velocity synchronous with the water in water tank (2) enters outfall sewer
(6), for outfall sewer (6) using the structure at outlet pipe (29) and steam cavity (28) interflow, carrying out heated at constant temperature to water body prevents pipe
Freeze on road；
Step 3: being delivered to out water pressurization at water gun nozzle (10) using drag chain component (9) by booster pump (7), fire-fighting is completed
Fire extinguishing；Drag chain component (9) uses the composite structure of hauling-chain frame (22) and constant warm tube (23), plays convenient existing while pipeline constant temperature
Field operation.
8. the control method of pipeline constant temperature according to claim 7 protection slide device, it is characterised in that: according to kindling away from
From near-far situation, drag chain component (9) are subjected to rapid abutting joint by multiple drag chain reel brackets (8)；After completing mating operation, going out
During water, drag chain component (9) is distinguished under the driving of water flow by the fan-shaped water flow gear (21) in jointing part (14)
Displacement drive is carried out to the rack gear (20) of upper bottom；To the friction material material strip in thermostat (17) while rack gear (20) is displaced
(19) frictional heat generation process is carried out, and under the action of reset spring, keeps efficient reciprocating friction displacement operation, guarantees
Constant warm tube (23) interior water temperature between two jointing parts (14) is constant.
9. the control method of pipeline constant temperature protection slide device according to claim 8, it is characterised in that: fan-shaped water flow tooth
Taking turns (21) is multi-pore channel gear, and duct and water (flow) direction are in 10~20 degree of inclinations angle, realizes fan-shaped water flow gear by water flow
(21) rotating operation counterclockwise；And successively upper and lower rack gear (20) is carried out toward reset in 90~120 degree of circumference gears from outer wall
Shifting movement realizes rack gear (20) and friction material material strip (19) stable friction heat production.
10. the control method of pipeline constant temperature protection slide device according to claim 7 or 8, it is characterised in that: constant warm tube
On the basis of itself is heat-insulated, outer wall is guaranteed in water flow cavity (26) body (24) by winding closely knit thermal insulation adhesive tape (25)
Temperature leak speed slows down, and it is 0.2~0.5 degree Celsius that the speed for being lost temperature, which is every cubic metre,.
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 true CN109939409A (en) | 2019-06-28 |
| CN109939409B CN109939409B (en) | 2021-02-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757486A (en) * | 2021-09-09 | 2021-12-07 | 烟台大学 | Marine heat energy conversion device mounted on ship |
Citations (8)
| 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 |
| 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 |
| CN107034868A (en) * | 2017-05-29 | 2017-08-11 | 江苏省金峰石油机械制造有限公司 | A kind of fire-proof type offshore drilling platformses |
| CN207830759U (en) * | 2018-01-31 | 2018-09-07 | 长安大学 | A kind of cold area's pipeline heat-insulating system |
| CN207970381U (en) * | 2018-02-02 | 2018-10-16 | 青岛丽星物流有限公司 | A kind of harbour fire-fighting equipment of remote wireless control |
| 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 |
-
2019
- 2019-03-21 CN CN201910216935.6A patent/CN109939409B/en active Active
Patent Citations (8)
| 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 |
| 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 |
| CN107034868A (en) * | 2017-05-29 | 2017-08-11 | 江苏省金峰石油机械制造有限公司 | A kind of fire-proof type offshore drilling platformses |
| CN207830759U (en) * | 2018-01-31 | 2018-09-07 | 长安大学 | A kind of cold area's pipeline heat-insulating system |
| CN207970381U (en) * | 2018-02-02 | 2018-10-16 | 青岛丽星物流有限公司 | A kind of harbour fire-fighting equipment of remote wireless control |
| 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 |
Non-Patent Citations (2)
| Title |
|---|
| 张勤等: "《高层建筑给水排水工程 第3版》", 31 December 2016, 重庆大学出版社 * |
| 竺志超等: "《非标自动化设备设计与实践 毕业设计、课程设计训练》", 31 December 2015, 国防工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757486A (en) * | 2021-09-09 | 2021-12-07 | 烟台大学 | Marine heat energy conversion device mounted on ship |
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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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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
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. |