CN205156674U - Closed -system cooling tower system of preventing frostbite - Google Patents

Closed -system cooling tower system of preventing frostbite Download PDF

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Publication number
CN205156674U
CN205156674U CN201520954021.7U CN201520954021U CN205156674U CN 205156674 U CN205156674 U CN 205156674U CN 201520954021 U CN201520954021 U CN 201520954021U CN 205156674 U CN205156674 U CN 205156674U
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China
Prior art keywords
cooling tower
heat exchange
exchange tubes
exchange tube
storage tank
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Active
Application number
CN201520954021.7U
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Chinese (zh)
Inventor
于红玉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Langboke Technology Development Co., Ltd.
Original Assignee
ZHUOZHOU LANGBOKE MACHINERY MANUFACTURING CO LTD
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Priority to CN201520954021.7U priority Critical patent/CN205156674U/en
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Abstract

The utility model relates to a closed -system cooling tower system of preventing frostbite, include: the cooling tower basis of cooling tower, cooling tower bottom and the heat exchange tube group on cooling tower upper portion, the system still includes a storage water tank, the highest point of storage water tank backward flow mouth is less than the lower of heat exchange tube group's delivery port. Because the utility model discloses it has established the storage water tank to add on the pipeline, the daily operation of the enough systems of volume of storage water tank adds the interior water of closed cooling tower coil pipe and the water reflux of refluxing a part pipeline, water total reflux to storage water tank in postcooling tower heat exchange tube group is shut down to the circulating pump, in the quick discharge of water in guaranteeing heat exchange tube group of constantly admitting air of the drainage admission valve of this in -process cooling tower water inlet, like this when the closed cooling tower was shut down below below zero degree centigrade winter, even operating personnel forgets that it can not lead to hydropexis in the closed cooling tower heat exchange tube group to be freezed yet and cause that the heat exchange tube is freezing to burst apart to close closed cooling tower heat exchange tube group exhaust -valve.

Description

Sealed cooling tower winterization system
Technical field
The utility model relates to a kind of sealed cooling tower winterization system, which solve sealed cooling tower below zero degrees celsius, shut down non-watertight situation under set of heat exchange tubes bursting by freezing problem.
Background technology
What common sealed cooling tower designed in antifreeze can not arrive satisfied effect or do not consider antifreeze in problem, probably there is set of heat exchange tubes freezing accident when just making sealed cooling tower run in the winter time in this, and the present invention well solves this problem.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is: the winterization system providing a kind of sealed cooling tower, and it prevents the bursting by freezing of set of heat exchange tubes under sealed cooling tower can be made below zero degrees celsius to shut down non-watertight situation.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of sealed cooling tower winterization system, comprise: the cooling tower basis bottom cooling tower, cooling tower and the set of heat exchange tubes on cooling tower top, the water inlet of described set of heat exchange tubes is positioned at the top of set of heat exchange tubes, and the delivery port of described set of heat exchange tubes is positioned at the bottom of set of heat exchange tubes; Described set of heat exchange tubes is connected a storage tank, the water inlet of described storage tank is positioned at the top of storage tank and connects the delivery port of set of heat exchange tubes, the delivery port of described storage tank connects the bottom the water inlet connecting set of heat exchange tubes that are positioned at storage tank, and the delivery port of described set of heat exchange tubes is higher than the water inlet of described storage tank.
Described sealed cooling tower winterization system, is provided with circulating pump, valve and technique heat-producing device between the delivery port of described storage tank and the water inlet of described set of heat exchange tubes.
Described sealed cooling tower winterization system, the water inlet of described set of heat exchange tubes is provided with draining intake valve.
Compared with prior art, adopt the utility model has the advantage of of technique scheme: the utility model has added storage tank on pipeline, the enough system day-to-day operations of volume of storage tank also add the water backflow of water in close type cooling tower coil pipe and partial reflux pipeline, water total reflux after circulating pump is shut down in cooling tower set of heat exchange tubes is to storage tank, the continuous air inlet of the draining intake valve of cooling tower water inlet ensures that the water in set of heat exchange tubes is discharged fast in the process, when less than subzero degree Celsius closed cooling tower is shut down so in the winter time, even if operating personnel forget that closing closed cooling tower set of heat exchange tubes exhaust-valve also can not cause the hydropexis in closed cooling tower set of heat exchange tubes to be freezed and cause that heat exchanger tube is freezing to burst apart.
Accompanying drawing explanation
Fig. 1 is the structure chart of the winterization system of the utility model sealed cooling tower.
Description of reference numerals: 1-storage tank; 2-circulating pump; 3-valve; 4-technique heat-producing device; 5-supply channel; 6-cooling tower basis; 7-cooling tower; 8-set of heat exchange tubes; 9-draining intake valve; 10-water return pipeline.
Detailed description of the invention
Further describe the utility model below in conjunction with specific embodiments and the drawings, advantage and disadvantage of the present utility model will be more clear along with description.
As shown in Figure 1, be the structural representation of a kind of sealed cooling tower winterization system of the present utility model, comprise: cooling tower 7, cooling tower basis 6, set of heat exchange tubes 8, circulating pump 2, valve 3 and technique heat-producing device 4.
Wherein, cooling tower basis 6 is positioned at bottom cooling tower 7 and set of heat exchange tubes 8 is positioned at the top of cooling tower 7, and the water inlet of described set of heat exchange tubes 8 is positioned at the top of set of heat exchange tubes 8, and the delivery port of described set of heat exchange tubes 8 is positioned at the bottom of set of heat exchange tubes 8.
Set of heat exchange tubes 8 is also connected a storage tank 1, that is, the delivery port of described storage tank 1 connects the bottom the water inlet connecting set of heat exchange tubes 8 that are positioned at storage tank 1, and the pipeline between the delivery port of storage tank 1 and the water inlet of set of heat exchange tubes 8 is supply channel 5.Circulating pump 2, valve 3 and technique heat-producing device 4 are on the supply channel 5 between the delivery port and the water inlet of set of heat exchange tubes 8 of storage tank 1, and the water inlet of the water supply line 5 of described set of heat exchange tubes is provided with draining intake valve 9.Cold water in storage tank 1 is extracted out and is sent to technique heat-producing device 4 through valve 3 by the circulating pump 2 on supply channel 5.The water inlet of described storage tank 1 is positioned at the top of storage tank 1 and connects the delivery port of set of heat exchange tubes 8, and the pipeline between the delivery port of the water inlet of storage tank 1 and set of heat exchange tubes 8 is water return pipeline 10.
Cooling water in storage tank 1 is supplied water to the cooling tower 7 be placed on cooling tower basis 6 by supply channel 5 after technique heat-producing device 4 heats, water cools in the set of heat exchange tubes 8 of cooling tower 7 after heat exchange, then the water return pipeline 10 through being equipped with draining intake valve 9 is back in storage tank 1, thus circulating pump 2 normally work time complete a complete circulation.
But as shown in Figure 1, the delivery port of set of heat exchange tubes 8 of the present utility model is higher than the water inlet of described storage tank 1.Therefore; if after the operating mode that circulating pump 2 is shut down; recirculated water stop flowing and set of heat exchange tubes 8 because higher than storage tank 1 and the delivery port of set of heat exchange tubes 8 be directly communicated with the water inlet of storage tank 1; water then in set of heat exchange tubes 8 is understood nature because of gravity and be flow back in storage tank 1; to draining intake valve 9 constantly air inlet in the process of backflow; thus accelerate the back-flow velocity of the water in set of heat exchange tubes 8, below subzero degree Celsius, also can not there is the accident of set of heat exchange tubes 8 bursting by freezing in the idle situation of circulating pump like this.
From above content, the utility model has the advantage of: the utility model has added storage tank 1 on pipeline, the enough system day-to-day operations of volume of storage tank 1 also add the water backflow of water in close type cooling tower coil pipe and partial reflux pipeline, water total reflux after circulating pump 2 is shut down in cooling tower set of heat exchange tubes is to storage tank 1, the continuous air inlet of the draining intake valve of cooling tower water inlet ensures that the water in set of heat exchange tubes is discharged fast in the process, when less than subzero degree Celsius closed cooling tower is shut down so in the winter time, even if operating personnel forget that closing closed cooling tower set of heat exchange tubes 8 exhaust-valve also can not cause the hydropexis of closed cooling tower set of heat exchange tubes 8 li to be freezed and cause that heat exchanger tube is freezing to burst apart.
Above explanation and embodiment are only exemplary, do not form any restriction to scope of the present utility model.It will be understood by those skilled in the art that and do not departing under spirit and scope of the present utility model and can modify to the details of technical solutions of the utility model and form or replace, but these amendments and replacement all fall in protection domain of the present utility model.

Claims (3)

1. a sealed cooling tower winterization system, comprise: the cooling tower basis bottom cooling tower, cooling tower and the set of heat exchange tubes on cooling tower top, the water inlet of described set of heat exchange tubes is positioned at the top of set of heat exchange tubes, and the delivery port of described set of heat exchange tubes is positioned at the bottom of set of heat exchange tubes; It is characterized in that, described set of heat exchange tubes is connected a storage tank, and the water inlet of described storage tank is positioned at the top of storage tank and connects the delivery port of set of heat exchange tubes; The delivery port of described storage tank connects the bottom the water inlet connecting set of heat exchange tubes that are positioned at storage tank, and the delivery port of described set of heat exchange tubes is higher than the water inlet of described storage tank.
2. sealed cooling tower winterization system according to claim 1, is characterized in that, is provided with circulating pump, valve and technique heat-producing device between the delivery port of described storage tank and the water inlet of described set of heat exchange tubes.
3. sealed cooling tower winterization system according to claim 2, is characterized in that, the water inlet of described set of heat exchange tubes is provided with draining intake valve.
CN201520954021.7U 2015-11-25 2015-11-25 Closed -system cooling tower system of preventing frostbite Active CN205156674U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520954021.7U CN205156674U (en) 2015-11-25 2015-11-25 Closed -system cooling tower system of preventing frostbite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520954021.7U CN205156674U (en) 2015-11-25 2015-11-25 Closed -system cooling tower system of preventing frostbite

Publications (1)

Publication Number Publication Date
CN205156674U true CN205156674U (en) 2016-04-13

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CN201520954021.7U Active CN205156674U (en) 2015-11-25 2015-11-25 Closed -system cooling tower system of preventing frostbite

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106091076A (en) * 2016-07-25 2016-11-09 湖南大学 A kind of heat source tower heat pump using salt-free formula external auxiliary heating frosting-proof device
CN106679448A (en) * 2016-12-02 2017-05-17 江苏万宝科技发展有限公司 Anti-freeze-cracking temperature control device for cooling tower coil pipe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106091076A (en) * 2016-07-25 2016-11-09 湖南大学 A kind of heat source tower heat pump using salt-free formula external auxiliary heating frosting-proof device
CN106679448A (en) * 2016-12-02 2017-05-17 江苏万宝科技发展有限公司 Anti-freeze-cracking temperature control device for cooling tower coil pipe

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GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190328

Address after: Room 102601, Room 1118, No. 2, Tianyuan Road, Panggezhuang Town, Daxing District, Beijing

Patentee after: Beijing Langboke Technology Development Co., Ltd.

Address before: 072750 Luxi, North Section of Sunshine Street, Zhuozhou Development Zone, Baoding City, Hebei Province

Patentee before: Zhuozhou Langboke Machinery Manufacturing Co.,Ltd.