CN209013577U - A kind of closed-type circulating cooling water device - Google Patents
A kind of closed-type circulating cooling water device Download PDFInfo
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- CN209013577U CN209013577U CN201821557377.7U CN201821557377U CN209013577U CN 209013577 U CN209013577 U CN 209013577U CN 201821557377 U CN201821557377 U CN 201821557377U CN 209013577 U CN209013577 U CN 209013577U
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- water
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Abstract
The utility model provides a kind of closed-type circulating cooling water device, belong to rectifier transformer commutation system to cool technical field, the water inlet of centrifugal pump is connected to through steam-water separator with the water outlet of pure water water tank by pipeline, the water outlet of centrifugal pump is connected to by pipeline with the purified water inlet of plate heat exchanger, the pure water outlet of plate heat exchanger is fixedly connected with the purified water inlet of rectifier cabinet by flange through pipeline, the pure water outlet of rectifier cabinet is connected to by pipeline with the water return outlet of pure water water tank, the circulating water intake and circulating water outlet of plate heat exchanger are connected with recirculated water return pipe and circulating water inlet respectively；Conductance electrode is mounted on steam-water separator lower part, and the temperature element of electric contact thermometer is inserted into the pure water outlet pipeline of plate heat exchanger, and the pressure tappings of electro connecting pressure gauge are connected at the pure water outlet pipeline of plate heat exchanger.The device exchanges heat to recirculated water using pure water, energy conservation and environmental protection, improves the safety and stability of commutation system operation, prolongs the service life.
Description
Technical field
The utility model belongs to rectifier transformer commutation system and cools technical field, and in particular to a kind of closed cycle
Chilled water unit.
Background technique
Cooling for thyristor in rectifier cabinet in rectifier transformer device, majority is by the way of water cooling at present, and is mostly used
Recirculated water and pure water are as cooling medium.
Cooling is carried out using recirculated water to have the disadvantage in that
1, the easy fouling of recirculated water, with the growth of device runing time, recirculated water forms fouling, blocking pipe in tube wall
Road seriously affects heat transfer effect, reduces service life of equipment；
2, recirculated water viscosity, turbidity are higher, also will affect heat transfer effect；
3, dosing is usually carried out in recirculated water keeps water quality, and what the addition of these drugs also can be different degrees of causes to set
Standby corrosion, reduces the service life of equipment；
4, recirculating water system pressure, flow, temperature are unstable, in device operational process, the variation pair of these three factors
The normal operation of equipment is affected, serious to damage equipment.
5, recirculated water water resistance is required to meet the requirements, water resistance is more than 150 Ω/cm, and water will charge when being applied in rectifier cabinet, is deposited
In larger security risk.
Meanwhile use pure water as cooling medium there are the shortcomings that:
There is a great improvement compared to recirculated water as cooling medium, but the problem is that can only be disposable,
The direct emission after exchanging heat, waste is larger, increases operating cost, does not meet power conservation requirement.
Therefore, the application provides the novel closed-type circulating cooling water device of one kind to solve to ask existing for existing water-cooling pattern
Topic.
Utility model content
In order to overcome the shortcomings of the prior art described above, the utility model provides a kind of closed-type circulating cooling water dress
It sets.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of closed-type circulating cooling water device, including pedestal, centrifugal pump, first support, steam-water separator, automatic exhaust dress
It sets, plate heat exchanger, electric contact thermometer, electro connecting pressure gauge, conductance electrode, pure water water tank, live liquidometer and teletransmission liquid
The quantity of position meter, the centrifugal pump and plate heat exchanger is two, and pump class protector special is provided on the centrifugal pump；
The first support, pure water water tank and two centrifugal pumps are respectively mounted on the base, two plate-type heat-exchanges
Device is horizontally installed in the first support, the water inlet of the centrifugal pump by pipeline through the steam-water separator with it is described pure
The water outlet of water tank is connected to, and is also communicated with the automatic exhaust device, the water outlet of the centrifugal pump on the steam-water separator
Mouth is connected to by pipeline with the purified water inlet of the plate heat exchanger, and the pure water outlet of the plate heat exchanger is through pipeline and rectification
The purified water inlet of cabinet is fixedly connected by flange, and the pure water outlet of rectifier cabinet is connected by the water return outlet of pipeline and the pure water water tank
It is logical, the circulating water intake and circulating water outlet of the plate heat exchanger respectively with recirculated water return pipe and circulating water inlet phase
Even；
The conductance electrode is mounted on the steam-water separator lower part, and the temperature element of the electric contact thermometer is inserted into institute
It states in the pure water outlet pipeline of plate heat exchanger, the pressure tappings of the electro connecting pressure gauge are connected to the pure of the plate heat exchanger
At water exit conduit, in the pure water water tank interior side, the far transmission level meter is arranged in institute for the scene liquidometer setting
It states in pure water water tank close to bottom.
It preferably, further include control cabinet and second support, the second support is mounted on the base, the control cabinet
It is arranged in the second support, the centrifugal pump, electric contact thermometer, electro connecting pressure gauge, conductance electrode, live liquid level
Meter, far transmission level meter and pump class protector special are electrically connected with the main controller in the control cabinet.
Preferably, it is set on the pure water water tank and is additionally provided with water supplement port, discharging hole, exhaust outlet and hand hole.
Preferably, the plate heat exchanger upper surface is provided with bracket, the electro connecting pressure gauge and electric contact thermometer
It fixes on the bracket.
Closed-type circulating cooling water device provided by the utility model exchanges heat to recirculated water using pure water, changes through recirculated water
Heat exchange is carried out with the thyristor in rectifier cabinet after heat, recycling in circulator is turned again to after heat exchange, solves
It wastes, plays a role in energy saving caused by direct emission.The device can achieve the purpose recycled, pure water water
It is steady that case, centrifugal pump, steam-water separator, automatic exhaust device and plate heat exchanger can provide pressure, temperature, flow for rectifier cabinet
Fixed cooling water can also improve the safety and stability of commutation system operation while energy conservation and environmental protection, extend its use
Service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the closed-type circulating cooling water device of the utility model embodiment 1；
Fig. 2 is the side view of the closed-type circulating cooling water device of the utility model embodiment 1；
Fig. 3 is the side view of pure water water tank；
Fig. 4 is that the pure water of the closed-type circulating cooling water device of the utility model embodiment 1 recycles schematic diagram.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is further described.Following embodiment is only used for
Clearly illustrate the technical solution of the utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " axial direction ", " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, and is only
The technical solution of the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property.In the description of the present invention, it should be noted that unless otherwise specific regulation or limiting, term " connected " " connects
Connect " it should broadly understood, for example, it may be being fixedly connected, it may be a detachable connection or integral type connects；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, be also possible to indirectly connected through an intermediary.For this field
Those of ordinary skill for, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.At this
In the description of utility model, unless otherwise indicated, the meaning of " plurality " is two or more, and this will not be detailed here.
Embodiment 1
The utility model provides a kind of closed-type circulating cooling water device, specific as shown in Figure 1 to Figure 3, including pedestal 1,
Centrifugal pump 2, first support 3, steam-water separator 4, automatic exhaust device 5, plate heat exchanger 6, electric contact thermometer 7, electric contact
Pressure gauge 8, conductance electrode 11, pure water water tank 12, live liquidometer 13 and far transmission level meter 14, centrifugal pump 2 and plate heat exchanger 6
Quantity be two, pump class protector special is provided with to increase device operational safety stability, on centrifugal pump 2, will be commonly used
Electrothermal relay protection upgrading for pump class protector special, pump class protector special delay only have 0.01ms, response speed
Fastly, it is quick on the draw, after running centrifugal pump fault stopping, another stand-by pump starts immediately.And pump class protector special band is aobvious
Show function, can real-time display centrifugal pump running current, convenient for monitoring the operating status of centrifugal pump motor, pump class is special in the present embodiment
BBD-100 type pump-type protector is used with protector；
First support 3, pure water water tank 12 and two centrifugal pumps 2 are installed on pedestal 1, and two platen type heat exchanger 6 is horizontal
It is installed in first support 3, the water inlet of centrifugal pump 2 passes through water outlet 121 of the pipeline through steam-water separator 4 Yu pure water water tank 12
It is connected to, automatic exhaust device 5 is also communicated on steam-water separator 4, the water outlet of centrifugal pump 2 passes through pipeline and plate heat exchanger 6
Purified water inlet connection, the purified water inlet of the pure water outlet of plate heat exchanger 6 through pipeline and rectifier cabinet 15 passes through the fixed company of flange
It connects, the pure water outlet of rectifier cabinet 15 is connected to by pipeline with the water return outlet 122 of pure water water tank 12, the recirculated water of plate heat exchanger 6
Import and circulating water outlet are connected with recirculated water return pipe 16 and circulating water inlet 17 respectively；
Conductance electrode 11 is mounted on 4 lower part of steam-water separator, and the temperature element of electric contact thermometer 7 is inserted into plate heat exchanger
In 6 pure water outlet pipeline, the pressure tappings of electro connecting pressure gauge 8 are connected at the pure water outlet pipeline of plate heat exchanger 6, scene
The setting of liquidometer 13 is arranged in pure water water tank 12 in 12 interior side of pure water water tank, far transmission level meter 14 close to bottom.
It further include control cabinet 9 and second support 10, second support 10 is mounted on pedestal 1, and control cabinet 9 is arranged at second
On frame 10, centrifugal pump 2, electric contact thermometer 7, electro connecting pressure gauge 8, conductance electrode 11, live liquidometer 13, far transmission level meter
14 and pump class protector special be electrically connected with the main controller in control cabinet 9.
It is set on pure water water tank 12 and is additionally provided with water supplement port 123, discharging hole 124, exhaust outlet 125 and hand hole 126.
6 upper surface of plate heat exchanger is provided with bracket 18, and electro connecting pressure gauge 8 and electric contact thermometer 7 are fixed on bracket
On 18.
Fig. 4 is that the pure water of the closed-type circulating cooling water device of the utility model embodiment 1 recycles schematic diagram, which moves
Make process and operating procedure:
Before opening device, each circulating water pipework and plain water lines need to be connected, pure water is filled in Xiang Chunshui water tank 12 to liquid
The position upper limit.Open each valve of each valve of one of centrifugal pump 2 and plate heat exchanger 6 and rectifier cabinet 15.Centrifugal pump 2 is carried out
Pump is filled to after there is liquid discharge, closes exhaust outlet.Start centrifugal pump 2, the pure water in pure water water tank 12 is separated through steam-water separator 4
Enter centrifugal pump 2 after gas out to pressurize, the pure water after pressurization carries out heat exchange with recirculated water in plate heat exchanger 6, has exchanged heat
At pure water enter rectifier cabinet 15 and thyristor and carry out heat exchange, the pure water after heat exchange returns to pure water water tank 12 through water return pipeline
It is interior.And so on, it is recycled.
Use during whole service electro connecting pressure gauge 8, electric contact thermometer 7, conductance electrode 11 to the pressure of pure water,
Temperature, conductance carry out real-time monitoring, when pressure, temperature are above or below setting value bound, acousto-optic report in chain control cabinet 9
Alarm device alarm, in order to handle in time, debugging, the security and stability of enhancement device operation.When conductance is less than 150 Ω
When, chain sound-light alarm needs to replace the pure water in pure water water tank 12 at this time.Occurred for running centrifugal pump 2
When carrying protection, another spare centrifugal pump 2 voluntarily starts, and guarantees the normal operation of device.Control cabinet 9 in the present embodiment uses
Common control cabinet is, it can be achieved that above-mentioned basic function in existing recirculated cooling water device.
Embodiment described above is only the preferable specific embodiment of the utility model, and the protection scope of the utility model is not
It is limited to this, anyone skilled in the art can become apparent in the technical scope that the utility model discloses
Technical solution simple change or equivalence replacement, belong to the protection scope of the utility model.
Claims (4)
1. a kind of closed-type circulating cooling water device, which is characterized in that including pedestal (1), centrifugal pump (2), first support (3), vapour
Separator (4), automatic exhaust device (5), plate heat exchanger (6), electric contact thermometer (7), electro connecting pressure gauge (8), electricity
Conductive electrode (11), pure water water tank (12), live liquidometer (13) and far transmission level meter (14), the centrifugal pump (2) and board-like are changed
The quantity of hot device (6) is two, and pump class protector special is provided on the centrifugal pump (2)；
The first support (3), pure water water tank (12) He Liangtai centrifugal pump (2) are installed on the pedestal (1), described in two
Plate heat exchanger (6) is horizontally installed on the first support (3), and the water inlet of the centrifugal pump (2) passes through described in pipeline warp
Steam-water separator (4) is connected to the water outlet (121) of the pure water water tank (12), is also communicated on the steam-water separator (4)
The automatic exhaust device (5), the water outlet of the centrifugal pump (2) by pipeline and the pure water of the plate heat exchanger (6) into
The pure water outlet of mouth connection, the plate heat exchanger (6) passes through the fixed company of flange through the purified water inlet of pipeline and rectifier cabinet (15)
It connects, the pure water outlet of rectifier cabinet (15) is connected to by pipeline with the water return outlet (122) of the pure water water tank (12), described board-like to change
The circulating water intake and circulating water outlet of hot device (6) are connected with recirculated water return pipe (16) and circulating water inlet (17) respectively；
The conductance electrode (11) is mounted on the steam-water separator (4) lower part, the temperature element of the electric contact thermometer (7)
It is inserted into the pure water outlet pipeline of the plate heat exchanger (6), the pressure tappings of the electro connecting pressure gauge (8) are connected to the plate
At the pure water outlet pipeline of formula heat exchanger (6), the scene liquidometer (13) is arranged in pure water water tank (12) interior side,
The far transmission level meter (14) is arranged in the pure water water tank (12) close to bottom.
2. closed-type circulating cooling water device according to claim 1, which is characterized in that further include control cabinet (9) and second
Bracket (10), the second support (10) are mounted on the pedestal (1), and the control cabinet (9) is arranged in the second support
(10) on, the centrifugal pump (2), electric contact thermometer (7), electro connecting pressure gauge (8), conductance electrode (11), live liquidometer
(13), far transmission level meter (14) and pump class protector special are electrically connected with the main controller in the control cabinet (9).
3. closed-type circulating cooling water device according to claim 1, which is characterized in that set on the pure water water tank (12) also
It is provided with water supplement port (123), discharging hole (124), exhaust outlet (125) and hand hole (126).
4. closed-type circulating cooling water device according to claim 1, which is characterized in that table on the plate heat exchanger (6)
Face is provided with bracket (18), and the electro connecting pressure gauge (8) and electric contact thermometer (7) are fixed on the bracket (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821557377.7U CN209013577U (en) | 2018-09-21 | 2018-09-21 | A kind of closed-type circulating cooling water device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821557377.7U CN209013577U (en) | 2018-09-21 | 2018-09-21 | A kind of closed-type circulating cooling water device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209013577U true CN209013577U (en) | 2019-06-21 |
Family
ID=66834034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821557377.7U Expired - Fee Related CN209013577U (en) | 2018-09-21 | 2018-09-21 | A kind of closed-type circulating cooling water device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209013577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013606A (en) * | 2020-08-12 | 2020-12-01 | 浙江天旭机电设备有限公司 | Novel cooling water station |
-
2018
- 2018-09-21 CN CN201821557377.7U patent/CN209013577U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013606A (en) * | 2020-08-12 | 2020-12-01 | 浙江天旭机电设备有限公司 | Novel cooling water station |
| CN112013606B (en) * | 2020-08-12 | 2024-01-30 | 浙江天旭机电设备有限公司 | Novel cooling water station |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190621 Termination date: 20210921 |