CN203755311U - Automatic large concrete cooling water circulating device - Google Patents
Automatic large concrete cooling water circulating device Download PDFInfo
- Publication number
- CN203755311U CN203755311U CN201420101312.7U CN201420101312U CN203755311U CN 203755311 U CN203755311 U CN 203755311U CN 201420101312 U CN201420101312 U CN 201420101312U CN 203755311 U CN203755311 U CN 203755311U
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- Prior art keywords
- water
- automatic
- water level
- centrifugal pump
- pipe
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- Expired - Fee Related
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- 239000000498 cooling water Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- 238000001816 cooling Methods 0.000 claims abstract description 26
- 239000000523 sample Substances 0.000 claims abstract description 18
- 230000001939 inductive effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an automatic large concrete cooling water circulating device. The automatic large concrete cooling water circulating device comprises a high pool, a low pool, a cooling pipe, a water supplying pipe and a water returning pipe, wherein the high pool is connected with the low pool through the water supplying pipe. The water supplying pipe is provided with a centrifugal pump and a water supplying valve. The water returning pipe is provided with the cooling pipe and a water returning valve. The low pool is provided with an automatic water level controller controlling a power source of the centrifugal pump to be switched on and off. The automatic water level controller is connected with a high water level inductor probe and a low water level inductor probe. When the high water level inductor probe makes contact with the water surface, the power source of the centrifugal pump is automatically switched on through the automatic water level controller, and the water is supplied to the high pool from the low pool; when the low water level inductor probe is exposed out of the water surface, the power source of the centrifugal pump is automatically switched off through the automatic water level controller, water stops being supplied to the high pool, and then the automatic cooling water circulation can be achieved.
Description
Technical field
The utility model relates to concrete construction curing means, specifically a kind of concrete in mass cooling water automatic circulation device.
Background technology
The concrete in China's " concrete structure engineering construction and standards of acceptance ", the basic minimum edge of building being of a size of within the scope of 1-3m calls concrete in mass.
When mass concrete construction, because concrete component volume is larger, the amount of heat producing when hydrated cementitious in concrete is difficult to distribute, thereby form the temperature difference at surface of concrete structure and concrete component core, evidence, in the time that the surface of concrete component and the core temperature difference reach 20 DEG C, initial stage can form crack at surface of concrete structure, meeting at a specified future date forms crack at concrete core, the generation in these cracks can destroy the globality of concrete structure, greatly reduce concrete intensity, the generation best bet that prevents at present these cracks is exactly that " interior exclusive guarantor " reduces concrete temperature difference peak value, interior row is to be generally to adopt cooling water pipe water flowing cooling.The cooling effect of obtaining, need to ensure the continuous uninterrupted operation of cooling water, be generally at present arrangement personnel in turn break tour according to according to the timely start-stop circular centrifugal of field condition pump.
Utility model content
The purpose of this utility model is during for mass concrete construction, for preventing that concrete component from, because the crack of concrete structure performance appears destroying in excessive temperature differentials, adopting the cooling mass concrete component internal temperature of cooling water circulation; Solve traditional concrete in mass cooling water circulation and often adopt artificial mode on duty, the cooling circulating water problem that reliability is low, cost is high that runs without interruption continuously, and a kind of concrete in mass cooling water automatic circulation device is provided.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of concrete in mass cooling water automatic circulation device, comprises upper hose and the return pipe of head-tank, low pool, connection head-tank and low pool, and described upper hose is provided with centrifugal pump, and described return pipe is provided with cooling tube; Described low pool is provided with the automatic water level controller of controlling centrifugal pump power connection and disconnection, and described automatic water level controller is connected with the high water level inductive probe and the low water stage inductive probe that are arranged in described low pool.
In the time of the high water level inductor probe contact water surface, automatic water level controller is connected centrifugal pump power supply automatically, immediately by low pool to water on head-tank; In the time that low water stage inductor probe surfaces, automatic water level controller cuts off centrifugal pump power supply automatically, stops, to water on head-tank, can realizing thus cooling water automatic cycle.
As the further improvement to the technical program, described return pipe comprises main water return tube and backwater adjustable pipe; Described backwater adjustable pipe is connected side by side with described cooling tube, and described backwater adjustable pipe is provided with backwater adjustable valve.
By backwater adjustable pipe and backwater adjustable valve, can regulate backwater amount, can obtain backwater total amount is equated with the upper discharge under rated power when water on centrifugal pump, can reduce thus the number of starts of centrifugal pump.
As the further improvement to the technical program, described upper hose is provided with water regulating valve.Water regulating valve in increase, the more precisely relation of the upper water yield of adjusting easily and backwater amount, the number of starts of reduction centrifugal pump.
As the further improvement to the technical program, described upper hose is provided with one way valve.When described one way valve can ensure centrifugal pump break-off, the water in upper hose can not reflux, the motor damage in order to avoid cause centrifugal pump high speed reverse rotation.
As the further improvement to the technical program, two ports of described cooling tube are connected with described return pipe with titting water outlet by water supply pipe joint respectively, and one end of described water supply pipe joint is also provided with cooling tube valve.Increase above-mentioned parts, be conducive to the connection of testing fixture, increase the control to device.
This device due to head-tank and low pool at various height, between the two, there is drop, the pressure of supply water of cooling tube is provided by high-low position water level in water pool drop, the situation of change of hydraulic pressure and flow when cooling tube is arranged while cooling to adapt to differing heights sandwich concrete.The centrifugal tubing pump of upper hydromining, can ensure quantity of circulating water.If drop reaches more than 8m, flowing of the water in the cooling tube that hydraulic pressure provides is more better.
The utility model that adopts technique scheme, compared with prior art, its beneficial effect is:
Traditional cooling water recirculation system artificial on duty is adapted as to automatic circulation device, utilize high water level inductive probe, low water stage inductive probe and automatic water level controller automatically to control centrifugal pump, realize the automatic cycle of cooling water, regulate and keep supplying water regulating valve and backwater adjustable valve by adjusting, can obtain backwater total amount is equated with discharge on centrifugal pump, to keep the long time running of centrifugal pump under rated power, ensure the continuous uninterrupted operation of cooling circulating water, obtain best cooling water circulation.Reduce labour intensity, improved system reliability of operation, convenient construction.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Description of reference numerals: 1-backwater adjustable valve, 2-titting water outlet, 3-upper hose, 4-main water return tube, 5-one way valve, 6-water supply valve door, 7-centrifugal pump, 8-power line, 9-centrifugal pump power control line, 10-low pool, 11-automatic water level controller, 12-low water stage inductive probe, 13-high water level inductive probe, 14-backwater adjustable pipe, 15-cooling tube, 16-cooling tube valve, 18-water supply pipe joint, 19-backwater valve, 20-head-tank, the upper water regulating valve of 21-.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, and object is only to understand better the utility model content.
Referring to Fig. 1, concrete in mass cooling water automatic circulation device, comprises head-tank 20, low pool 10, cooling tube 15, upper hose 3 and the return pipe of connection head-tank 20 and low pool 10; Upper hose 3 is provided with centrifugal pump, water supply valve door 6; Return pipe be provided with cooling tube 15, backwater valve 19; Low pool 10 is provided with automatic water level controller 11, and automatic water level controller 11 is controlled the connecting and disconnecting of centrifugal pump 7 power supplys; Automatic water level controller 11 is connected with high water level inductive probe 13 and low water stage inductive probe 12.
Automatic water level controller 11 is automatically connected centrifugal pump power supply in the time of the high water level inductor probe contact water surface, immediately by low pool 10 to water on head-tank 20; In the time that low water stage inductor probe surfaces, automatic water level controller 11 cuts off centrifugal pump power supply automatically, stops, to water on head-tank 20, can realizing thus cooling water automatic cycle.
Return pipe comprises main water return tube 4 and backwater adjustable pipe 14; Backwater adjustable pipe 14 is connected side by side with cooling tube 15, and backwater adjustable pipe 14 is provided with backwater adjustable valve 1.
By backwater adjustable pipe 14 and backwater adjustable valve 1, can regulate backwater amount, can make backwater total amount equate with the upper discharge of rated power when water on centrifugal pump 7, can reduce thus the number of starts of centrifugal pump.
Upper hose 3 is provided with water regulating valve 21.Water regulating valve 21 in increase, the more precisely relation of the upper water yield of adjusting easily and backwater amount, the number of starts of reduction centrifugal pump.
Upper hose 3 is provided with one way valve 5.When one way valve 5 can ensure centrifugal pump break-off, the water in upper hose 3 can not reflux, the motor damage in order to avoid cause centrifugal pump high speed reverse rotation.
Two ports of cooling tube 15 are connected with return pipe with titting water outlet 2 by water supply pipe joint 18 respectively, and one end of water supply joint is also provided with cooling tube valve 16.Increase valve, be conducive to the connection of testing fixture, increase the control to device.
Automatic water level controller 11 is connected with power supply by power line 8; Automatic water level controller 11 is connected with centrifugal pump by centrifugal pump power control line 9.
Claims (5)
1. a concrete in mass cooling water automatic circulation device, comprises upper hose and the return pipe of head-tank, low pool, connection head-tank and low pool, and described upper hose is provided with centrifugal pump, and described return pipe is provided with cooling tube; It is characterized in that: described low pool is provided with the automatic water level controller of controlling centrifugal pump power connection and disconnection, and described automatic water level controller is connected with the high water level inductive probe and the low water stage inductive probe that are arranged in described low pool.
2. concrete in mass cooling water automatic circulation device according to claim 1, is characterized in that: described return pipe comprises main water return tube and backwater adjustable pipe; Described backwater adjustable pipe is connected side by side with described cooling tube, and described backwater adjustable pipe is provided with backwater adjustable valve.
3. concrete in mass cooling water automatic circulation device according to claim 1, is characterized in that: described upper hose is provided with water regulating valve.
4. concrete in mass cooling water automatic circulation device according to claim 1, is characterized in that: described upper hose is provided with one way valve.
5. concrete in mass cooling water automatic circulation device according to claim 1, it is characterized in that: two ports of described cooling tube are connected with described return pipe with titting water outlet by water supply pipe joint respectively, and one end of described water supply pipe joint is also provided with cooling tube valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101312.7U CN203755311U (en) | 2014-03-07 | 2014-03-07 | Automatic large concrete cooling water circulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420101312.7U CN203755311U (en) | 2014-03-07 | 2014-03-07 | Automatic large concrete cooling water circulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203755311U true CN203755311U (en) | 2014-08-06 |
Family
ID=51250606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420101312.7U Expired - Fee Related CN203755311U (en) | 2014-03-07 | 2014-03-07 | Automatic large concrete cooling water circulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203755311U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019358A (en) * | 2015-07-16 | 2015-11-04 | 郑州双杰科技有限公司 | Humidity detection and moisturizing control method and system for large-volume concrete |
| CN106120796A (en) * | 2016-08-08 | 2016-11-16 | 中国电建集团贵阳勘测设计研究院有限公司 | Temperature control method and device suitable for reservoir dam body in cold region |
| CN108425685A (en) * | 2018-01-22 | 2018-08-21 | 中交上海三航科学研究院有限公司 | A kind of Concrete Crack Control method based on cast-in-place tunnel |
| CN109137921A (en) * | 2018-07-21 | 2019-01-04 | 中铁十八局集团有限公司 | A kind of mass concrete cooling system |
-
2014
- 2014-03-07 CN CN201420101312.7U patent/CN203755311U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019358A (en) * | 2015-07-16 | 2015-11-04 | 郑州双杰科技有限公司 | Humidity detection and moisturizing control method and system for large-volume concrete |
| CN105019358B (en) * | 2015-07-16 | 2017-05-24 | 郑州双杰科技有限公司 | Humidity detection and moisturizing control method for large-volume concrete |
| CN106120796A (en) * | 2016-08-08 | 2016-11-16 | 中国电建集团贵阳勘测设计研究院有限公司 | Temperature control method and device suitable for reservoir dam body in cold region |
| CN108425685A (en) * | 2018-01-22 | 2018-08-21 | 中交上海三航科学研究院有限公司 | A kind of Concrete Crack Control method based on cast-in-place tunnel |
| CN108425685B (en) * | 2018-01-22 | 2020-01-10 | 中交上海三航科学研究院有限公司 | Concrete crack control method based on cast-in-place tunnel |
| CN109137921A (en) * | 2018-07-21 | 2019-01-04 | 中铁十八局集团有限公司 | A kind of mass concrete cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 |