CN220862803U - Energy-saving cooling system of drilling unit - Google Patents
Energy-saving cooling system of drilling unit Download PDFInfo
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- CN220862803U CN220862803U CN202322343064.9U CN202322343064U CN220862803U CN 220862803 U CN220862803 U CN 220862803U CN 202322343064 U CN202322343064 U CN 202322343064U CN 220862803 U CN220862803 U CN 220862803U
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- cooling
- pipe
- water
- water supply
- cooling water
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- 238000001816 cooling Methods 0.000 title claims abstract description 105
- 238000005553 drilling Methods 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 156
- 239000000498 cooling water Substances 0.000 claims abstract description 122
- 238000011084 recovery Methods 0.000 claims description 23
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 5
- 239000010962 carbon steel Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001932 seasonal effect Effects 0.000 abstract description 3
- 238000007710 freezing Methods 0.000 description 14
- 230000008014 freezing Effects 0.000 description 14
- 238000004064 recycling Methods 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The utility model discloses an energy-saving cooling system of a drilling machine set, which comprises a centrifugal refrigerating set, a cooling tower set and a cooling pipeline of the drilling machine, wherein the centrifugal refrigerating set is connected with the cooling tower set through a cooling water supply pipe and a cooling water return pipe, the cooling water supply pipe is connected with a cooling water supply branch pipe, the cooling water return pipe is connected with a cooling water return branch pipe, the cooling water supply branch pipe and the cooling water return branch pipe are connected to one end of a first water plate heat exchanger set, and the cooling pipeline of the drilling machine is connected to the other end of the first water plate heat exchanger set. The utility model provides an energy-saving cooling system of a drilling unit, which comprises a plurality of cooling machines, wherein each cooling machine is disassembled, a centralized cooling mode is used, and the temperature of water supply can be adjusted according to the seasonal temperature, so that the energy-saving effect is realized.
Description
Technical Field
The utility model belongs to the technical field of cooling systems, and particularly relates to an energy-saving cooling system of a drilling unit.
Background
The drilling machine can generate a large amount of heat when drilling the workpiece, so that the drill bit needs to spray cooling water to cool the drill bit when drilling. When the number of the drilling machines is large, each drilling machine independently supplies cooling water through a small coolant, and the generated energy consumption is large, so that the drilling machines are generally cooled by using a mode of intensively supplying the cooling water when the number of the drilling machines is large.
In the prior art, as a machine tool cooling liquid centralized supply circulation system disclosed in Chinese published patent CN 20270161014U, the cooling liquid of the same kind is centrally and uniformly managed, so that the utilization rate of the cooling liquid can be improved, the service life of the cooling liquid is prolonged, the product quality is improved, the production cost is reduced, the working environment of a processing place is improved, and the environmental pollution is reduced. But the temperature of the cooling water cannot be adjusted according to the room temperature, and more energy waste is generated.
Disclosure of utility model
The utility model aims to provide an energy-saving cooling system of a drilling unit, which solves the problems that the temperature of cooling water cannot be adjusted according to room temperature and more energy is wasted in the prior art.
Therefore, the utility model provides an energy-saving cooling system of a drilling unit, which comprises the following components: the cooling system comprises a centrifugal refrigerating unit, a cooling tower group and a drilling machine cooling pipeline, wherein the centrifugal refrigerating unit is connected with the cooling tower group through a cooling water supply pipe and a cooling water return pipe, the cooling water supply pipe is connected with a cooling water supply branch pipe, the cooling water return pipe is connected with a cooling water return branch pipe, the cooling water supply branch pipe and the cooling water return branch pipe are connected to one end of a first water plate heat exchanger unit, and the drilling machine cooling pipeline is connected to the other end of the first water plate heat exchanger unit; still include frozen water delivery pipe and frozen water return pipe, frozen water delivery pipe and frozen water return pipe are connected with centrifugal refrigerating unit, be connected with frozen water supply branch pipe on the frozen water delivery pipe, be connected with frozen water return branch pipe on the frozen water return pipe, frozen water supply branch pipe and frozen water return branch pipe are connected with first water plate heat exchanger unit.
Preferably, the cooling pipeline of the drilling machine and the second water plate heat exchanger unit are multiple, each cooling pipeline of the drilling machine is connected with the second water plate heat exchanger unit in one-to-one correspondence, and the multiple second water plate heat exchanger units are connected in parallel on the chilled water supply branch pipe, the chilled water return branch pipe, the cooling water supply branch pipe and the cooling water return branch pipe. The cooling pipeline of the drilling machine can be cooled through the second water plate heat exchanger unit and the chilled water supply branch pipe or the cooling water supply branch pipe, because the temperatures of the cooling water and the chilled water are different, the temperature is higher in summer, the cooling water is used for cooling, the temperature is lower in winter, the cooling water is used for cooling, and the energy can be saved while the cooling effect is ensured.
Preferably, the centrifugal refrigerating unit comprises a main centrifugal machine and a plurality of auxiliary centrifugal machines, and the main centrifugal machine and the auxiliary centrifugal machines are connected in parallel on a cooling water supply pipe, a cooling water return pipe, a chilled water supply pipe and a chilled water return pipe.
Preferably, the cooling tower group includes a main cooling tower and a plurality of sub cooling towers, and the main cooling tower and the plurality of sub cooling towers are connected in parallel on a cooling water supply pipe and a cooling water return pipe.
Preferably, a cooling water inlet pipe and a cooling water outlet pipe are connected between the main cooling tower and the main centrifugal machine, and a second water plate heat exchanger unit is connected on the cooling water inlet pipe and the cooling water outlet pipe.
Preferably, the cold recycling device is connected with a cold recycling water inlet pipe and a cold recycling water outlet pipe, the cold recycling water inlet pipe is connected with a chilled water supply pipe, and the cold recycling water outlet pipe is connected with a chilled water return pipe. The cold recovery device can recover the redundant low temperature of the chilled water, and reduces the waste of energy.
Preferably, the chilled water supply pipe and the chilled water return pipe are connected with the second water plate heat exchanger unit.
Preferably, the main centrifugal machine and the plurality of auxiliary centrifugal machines are connected with a circulating water pump, and the circulating water pump adopts variable frequency control. The circulating water pump can realize constant temperature and constant pressure supply of cooling water in the cooling water supply pipe through variable frequency control.
Preferably, the cooling water supply pipe and the cooling water return pipe are carbon steel pipelines. The cooling water supply pipe and the cooling water return pipe adopt carbon steel pipelines, the cooling water uses soft water, and scaling of the cooling tower is prevented.
Preferably, the cooling pipeline of the drilling machine is a stainless steel pipeline, and a filter is arranged on the cooling pipeline of the drilling machine. The cooling pipe of the drilling machine adopts a stainless steel pipeline, pure water is added, and a filter is additionally arranged in front of the cooling pipe of the drilling machine, so that smooth production is ensured.
The beneficial effects are that:
1. The utility model provides an energy-saving cooling system of a drilling unit, which comprises a plurality of cooling machines, wherein each cooling machine is disassembled, a centralized cooling mode is used, and the temperature of water supply can be adjusted according to the seasonal temperature, so that the energy-saving effect is realized.
2. In the prior art, the cooling water has the same temperature when being cooled, the temperature in summer is higher, the temperature in winter is lower, and the cooling water with the same temperature is difficult to meet the use requirements in summer and winter. According to the utility model, the centrifugal refrigerating unit, the cooling water return pipe, the cooling tower set and the cooling water supply pipe form cooling water circulation, the chilled water supply pipe, the centrifugal refrigerating unit and the chilled water return pipe form chilled water circulation, the cooling pipeline of the drilling machine is connected with the cooling water circulation and the chilled water circulation through the cooling water supply branch pipe, the cooling water return branch pipe, the chilled water supply branch pipe and the chilled water return branch pipe, the temperature is higher in summer, the cooling is performed by using chilled water, the temperature is lower in winter, and the cooling effect is ensured and the energy is saved.
3. The cold recovery device is connected with a cold recovery water inlet pipe and a cold recovery water outlet pipe, the cold recovery water inlet pipe is connected with a chilled water supply pipe, the cold recovery water outlet pipe is connected with a chilled water return pipe, and the cold recovery device can recover the chilled water at the redundant low temperature, so that the energy waste is reduced.
4. The main centrifugal machine and the auxiliary centrifugal machines are connected with a circulating water pump, and the circulating water pump is controlled by frequency conversion. The circulating water pump can realize constant temperature and constant pressure supply of cooling water in the cooling water supply pipe through variable frequency control.
5. The cooling water supply pipe and the cooling water return pipe adopt carbon steel pipelines, the cooling water uses soft water, and scaling of the cooling tower is prevented. The cooling pipe of the drilling machine adopts a stainless steel pipeline, pure water is added, and a filter is additionally arranged in front of the cooling pipe of the drilling machine, so that smooth production is ensured.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a pipeline structure of an embodiment of an energy-saving cooling system of a drilling unit according to the present utility model.
Fig. 2 is a schematic diagram illustrating an operation direction of an embodiment of an energy-saving cooling system of a drilling unit according to the present utility model.
In the figure: 1-centrifugal refrigerating unit, 101-main centrifuge, 102-auxiliary centrifuge, 2-cooling tower group, 201-main cooling tower, 202-auxiliary cooling tower, 3-drilling machine cooling pipeline, 301-filter, 4-cooling water supply pipe, 401-cooling water supply branch pipe, 5-cooling water return pipe, 501-cooling water return branch pipe, 6-first water plate heat exchanger unit, 7-chilled water supply pipe, 701-chilled water supply branch pipe, 8-chilled water return pipe, 801-chilled water return branch pipe, 9-cooling water inlet pipe, 10-cooling water outlet pipe, 11-second water plate heat exchanger unit, 12-cold recovery device, 13-cold recovery inlet pipe, 14-cold recovery outlet pipe and 15-circulating water pump.
Detailed Description
The contents of the present utility model can be more easily understood by referring to the following detailed description of preferred embodiments of the present utility model and examples included. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. In case of conflict, the present specification, definitions, will control.
Example 1:
The utility model provides an energy-saving cooling system of a drilling machine set, which is shown in figures 1-2, wherein independent coolers of each drilling machine are removed, a centralized cooling mode is used, and meanwhile, the temperature of water supply can be adjusted according to the seasonal temperature, so that the energy-saving effect is realized.
An energy-saving cooling system of a drilling unit, comprising: the cooling system comprises a centrifugal refrigerating unit 1, a cooling tower group 2 and a drilling machine cooling pipeline 3, wherein the centrifugal refrigerating unit 1 and the cooling tower group 2 are connected through a cooling water supply pipe 4 and a cooling water return pipe 5, the cooling water supply pipe 4 is connected with a cooling water supply branch pipe 401, the cooling water return pipe 5 is connected with a cooling water return branch pipe 501, the cooling water supply branch pipe 401 and the cooling water return branch pipe 501 are connected to one end of a first water plate heat exchanger unit 6, and the drilling machine cooling pipeline 3 is connected to the other end of the first water plate heat exchanger unit 6; still include frozen water delivery pipe 7 and frozen water return pipe 8, frozen water delivery pipe 7 and frozen water return pipe 8 are connected with centrifugal refrigeration unit 1, are connected with frozen water supply branch pipe 701 on the frozen water delivery pipe 7, are connected with frozen water return branch pipe 801 on the frozen water return pipe 8, and frozen water supply branch pipe 701 and frozen water return branch pipe 801 are connected with first water plate heat exchanger unit 6. The cooling water supply pipe 4 and the cooling water return pipe 5 are carbon steel pipelines. The cooling pipeline 3 of the drilling machine is a stainless steel pipeline, and a filter 301 is arranged on the cooling pipeline 3 of the drilling machine.
The cooling pipelines 3 of the drilling machine and the second water plate heat exchanger units 11 are multiple, each cooling pipeline 3 of the drilling machine is connected with the second water plate heat exchanger units 11 in one-to-one correspondence, and the multiple second water plate heat exchanger units 11 are connected in parallel on the chilled water supply branch pipe 701, the chilled water return branch pipe 801, the chilled water supply branch pipe 401 and the chilled water return branch pipe 501. Cooling water is heated up from the centrifugal refrigerating unit 1 and then enters the cooling tower set 2 through the cooling water return pipe 5, cooling water enters the centrifugal refrigerating unit 1 through the cooling water supply pipe 4 after being cooled down through the cooling tower set 2, so that cooling water circulation is formed, cooling water enters the centrifugal refrigerating unit 1 through the freezing water return pipe 8 and then returns from the freezing water supply pipe 7 to form freezing water circulation, the cooling pipeline 3 of the drilling machine is connected with the cooling water circulation and the freezing water circulation through the cooling water supply branch pipe 401, the cooling water return branch pipe 501, the freezing water supply branch pipe 701 and the freezing water return branch pipe 801, and cooling water or freezing water cools the cooling pipeline 3 of the drilling machine through the second water heat exchange unit 11.
The centrifugal refrigeration unit 1 includes a main centrifuge 101 and a plurality of sub-centrifuges 102, and the main centrifuge 101 and the plurality of sub-centrifuges 102 are connected in parallel to the cooling water supply pipe 4, the cooling water return pipe 5, the chilled water supply pipe 7, and the chilled water return pipe 8. The cooling tower group 2 includes a main cooling tower 201 and a plurality of sub cooling towers, and the main cooling tower 201 and the plurality of sub cooling towers are connected in parallel on the cooling water supply pipe 4 and the cooling water return pipe 5. A cooling water inlet pipe 9 and a cooling water outlet pipe 10 are connected between the main cooling tower 201 and the main centrifugal machine 101, and a second water plate heat exchanger unit 11 is connected to the cooling water inlet pipe 9 and the cooling water outlet pipe 10.
The cold recovery device 12 is connected with a cold recovery water inlet pipe 13 and a cold recovery water outlet pipe 14, the cold recovery water inlet pipe 13 is connected with the chilled water supply pipe 7, and the cold recovery water outlet pipe 14 is connected with the chilled water return pipe 8. The chilled water supply pipe 7 and the chilled water return pipe 8 are connected with a second water plate heat exchanger unit 11. The second water-water heat exchanger unit exchanges the temperature of the cooling water in the cooling water inlet pipe 9 with the temperature of the chilled water in the chilled water supply pipe 7, cools the cooling water after the temperature of the main centrifuge 101 is raised, and enables the chilled water to enter the low temperature of the cold recovery device 12 for recovery.
The main centrifugal machine 101 and the plurality of auxiliary centrifugal machines 102 are connected with a circulating water pump 15, and the circulating water pump 15 adopts variable frequency control. The circulating water pump 15 realizes constant temperature and constant pressure supply of the cooling water in the cooling water supply pipe 4 through frequency conversion control.
Working principle: cooling water is heated up from the centrifugal refrigerating unit 1 and then enters the cooling tower set 2 through the cooling water return pipe 5, cooling water is cooled down through the cooling tower set 2 and then enters the centrifugal refrigerating unit 1 through the cooling water supply pipe 4 to form cooling water circulation, cooling water enters the centrifugal refrigerating unit 1 through the freezing water return pipe 8 to cool down, and then returns from the freezing water supply pipe 7 to form freezing water circulation, the cooling pipeline 3 of the drilling machine is connected with the cooling water circulation and the freezing water circulation through the cooling water supply branch pipe 401, the cooling water return branch pipe 501, the freezing water supply branch pipe 701 and the freezing water return branch pipe 801, and cooling water or freezing water cools down the cooling pipeline 3 of the drilling machine through the first water heat exchanger unit.
Claims (10)
1. An energy-saving cooling system of a drilling unit, which is characterized by comprising: the cooling system comprises a centrifugal refrigerating unit, a cooling tower group and a drilling machine cooling pipeline, wherein the centrifugal refrigerating unit is connected with the cooling tower group through a cooling water supply pipe and a cooling water return pipe, the cooling water supply pipe is connected with a cooling water supply branch pipe, the cooling water return pipe is connected with a cooling water return branch pipe, the cooling water supply branch pipe and the cooling water return branch pipe are connected to one end of a first water plate heat exchanger unit, and the drilling machine cooling pipeline is connected to the other end of the first water plate heat exchanger unit; still include frozen water delivery pipe and frozen water return pipe, frozen water delivery pipe and frozen water return pipe are connected with centrifugal refrigerating unit, be connected with frozen water supply branch pipe on the frozen water delivery pipe, be connected with frozen water return branch pipe on the frozen water return pipe, frozen water supply branch pipe and frozen water return branch pipe are connected with first water plate heat exchanger unit.
2. The energy-saving cooling system of a drilling machine set according to claim 1, wherein a plurality of cooling pipelines of the drilling machine and a plurality of second water plate heat exchanger sets are arranged, each cooling pipeline of the drilling machine is connected with the second water plate heat exchanger sets in one-to-one correspondence, and the plurality of second water plate heat exchanger sets are connected in parallel on a chilled water supply branch pipe, a chilled water return branch pipe, a chilled water supply branch pipe and a chilled water return branch pipe.
3. The energy-saving cooling system of a drilling unit according to claim 1, wherein the centrifugal refrigerating unit comprises a main centrifuge and a plurality of auxiliary centrifuges, and the main centrifuge and the plurality of auxiliary centrifuges are connected in parallel on a cooling water supply pipe, a cooling water return pipe, a chilled water supply pipe and a chilled water return pipe.
4. A drilling unit energy saving and cooling system according to claim 3, wherein the cooling tower group comprises a main cooling tower and a plurality of sub cooling towers, and the main cooling tower and the sub cooling towers are connected in parallel on a cooling water supply pipe and a cooling water return pipe.
5. The energy-saving cooling system of the drilling unit according to claim 4, wherein a cooling water inlet pipe and a cooling water outlet pipe are connected between the main cooling tower and the main centrifugal machine, and a second water plate heat exchanger unit is connected to the cooling water inlet pipe and the cooling water outlet pipe.
6. The energy-saving cooling system of a drilling unit according to claim 5, further comprising a cold recovery device, wherein the cold recovery device is connected with a cold recovery water inlet pipe and a cold recovery water outlet pipe, the cold recovery water inlet pipe is connected with a chilled water supply pipe, and the cold recovery water outlet pipe is connected with a chilled water return pipe.
7. The energy-saving cooling system of the drilling unit according to claim 6, wherein the chilled water supply pipe and the chilled water return pipe are connected with the second water plate heat exchanger unit.
8. The energy-saving cooling system of the drilling unit according to claim 3, wherein the main centrifugal machine and the plurality of auxiliary centrifugal machines are connected with a circulating water pump, and the circulating water pump is controlled by frequency conversion.
9. The energy-saving cooling system of a drilling unit according to claim 1, wherein the cooling water supply pipe and the cooling water return pipe are carbon steel pipes.
10. The energy-saving cooling system of a drilling machine set according to claim 1, wherein the cooling pipeline of the drilling machine is a stainless steel pipeline, and a filter is installed on the cooling pipeline of the drilling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343064.9U CN220862803U (en) | 2023-08-30 | 2023-08-30 | Energy-saving cooling system of drilling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343064.9U CN220862803U (en) | 2023-08-30 | 2023-08-30 | Energy-saving cooling system of drilling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220862803U true CN220862803U (en) | 2024-04-30 |
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ID=90809588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322343064.9U Active CN220862803U (en) | 2023-08-30 | 2023-08-30 | Energy-saving cooling system of drilling unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220862803U (en) |
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2023
- 2023-08-30 CN CN202322343064.9U patent/CN220862803U/en active Active
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