CN210809243U - Cooling water circulation system and vacuum damping machine - Google Patents
Cooling water circulation system and vacuum damping machine Download PDFInfo
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- CN210809243U CN210809243U CN201921173157.9U CN201921173157U CN210809243U CN 210809243 U CN210809243 U CN 210809243U CN 201921173157 U CN201921173157 U CN 201921173157U CN 210809243 U CN210809243 U CN 210809243U
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Abstract
The utility model discloses a cooling water circulation system and a vacuum damping machine, wherein the system comprises a vacuum water tank, a first condenser, a cooling tower and a cooling water tank; the water outlet of the first condenser is connected with the water inlet of the vacuum water tank; the water inlet of the cooling tower is connected with the water outlet of the vacuum water tank; and a water inlet of the cooling water tank is connected with a water outlet of the cooling tower, and a water outlet of the cooling water tank is connected with a water inlet of the first condenser. The utility model provides a vacuum damping machine, cooperation through cooling water tank and cooling tower, realized the successive two-stage cooling to hot water in the vacuum water tank, from this, the cooling water of input to in the condenser can no longer receive ambient temperature's influence, but the effect through the independent cooling of cooling water tank self, guarantee that the cooling water temperature reduces to standard level, thereby solved cooling tower heat dissipation back leaving water temperature in summer high and lead to vacuum damping machine to manage to find time and go out to manage to descend, manage to find time extension and be difficult to reach the problem of setting for the vacuum.
Description
Technical Field
The utility model relates to a tobacco throwing equipment technical field especially relates to a cooling water circulation system and vacuum damping machine.
Background
An on-line vacuum moisture regaining machine is a device used in a plurality of cigarette making production lines. The method comprises the steps of pumping air out of the interior of the tobacco leaves by a vacuumizing mode, adding saturated steam into vacuum, diffusing the steam to the core part of the tobacco block by utilizing the pressure difference between the inside and the outside of the tobacco block, condensing the saturated steam into water by the tobacco leaves, releasing heat, and heating the tobacco leaves until the temperature is balanced to achieve the purposes of heating and humidifying. Therefore, the moisture content and the temperature of the cut tobacco flakes can be increased through vacuum moisture regain treatment of the cut tobacco flakes, green miscellaneous gas is removed, insects and eggs are killed, the processing resistance of the tobacco leaves is improved, the tobacco leaves are loose and soft, and the sensory quality of the tobacco leaves is improved.
Vacuum conditioning has a problem in practical use in that once entering summer, the evacuation capacity is significantly reduced, the evacuation time is prolonged, and it is difficult to achieve a set vacuum degree. The reason is analyzed, the outdoor temperature is high in summer, the water outlet temperature is high after the cooling tower dissipates heat, the water temperature of a cooling water system is higher, the condensation effect of a condenser of the vacuum pump is poor, and the pumping capacity is reduced. Therefore, the cooling water system adopts a cooling tower heat dissipation mode, is greatly influenced by the environment, and when the environment temperature is higher, the outlet water temperature of the cooling tower is higher than the wet bulb temperature of the environment, generally about 34 ℃, so that the use requirement of the vacuum moisture regaining machine cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cooling water circulation system and vacuum damping machine to solve summer because of outdoor temperature is high, the cooling tower heat dissipation is not enough, and cooling water temperature is high and cause the problem that the evacuation capacity of vacuum damping machine descends, can not reach the settlement vacuum for a long time.
The utility model provides a cooling water circulation system, wherein, include:
a vacuum water tank;
the water outlet of the first condenser is connected with the water inlet of the vacuum water tank;
the water inlet of the cooling tower is connected with the water outlet of the vacuum water tank;
and the water inlet of the cooling water tank is connected with the water outlet of the cooling tower, and the water outlet of the cooling water tank is connected with the water inlet of the first condenser.
The cooling water circulation system as described above, wherein preferably the cooling water tank includes:
the device comprises a box body, a stop valve, a first filter, a circulating pump, an evaporator and a flow switch, wherein the box body, the stop valve, the first filter, the circulating pump, the evaporator and the flow switch are sequentially connected to form a first closed circulating loop;
the cooling water tank further includes:
the evaporator, the compressor, the second condenser, the angle valve, the second filter and the expansion valve are sequentially connected to form a second closed circulation loop.
The cooling water circulation system as described above, wherein preferably, the cooling water tank further includes a temperature sensor connected to the tank body.
The cooling water circulation system as described above, preferably further comprising a water supply pump and a drain pump, wherein the water supply pump is disposed between the tank and the first condenser, and the drain pump is disposed between the first condenser and the vacuum tank.
The cooling water circulation system as described above, wherein preferably the cooling water tank further includes a high pressure gauge provided between the compressor and the second condenser and a low pressure gauge provided between the evaporator and the compressor.
The utility model also provides a vacuum damping machine, wherein, include the utility model provides a cooling water circulation system.
The utility model provides a vacuum damping machine, cooperation through cooling water tank and cooling tower, realized the successive two-stage cooling to hot water in the vacuum water tank, from this, the cooling water of input to in the condenser can no longer receive ambient temperature's influence, but the effect through the independent cooling of cooling water tank self, guarantee that the cooling water temperature reduces to standard level, thereby solved cooling tower heat dissipation back leaving water temperature in summer high and lead to vacuum damping machine to manage to find time and go out to manage to descend, manage to find time extension and be difficult to reach the problem of setting for the vacuum.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a cooling water circulation system according to an embodiment of the present invention;
fig. 2 is a schematic view of a cooling water tank.
Description of reference numerals:
100-first condenser 200-vacuum water tank 300-cooling tower
400-cooling water tank 401-box 402-stop valve
403-first filter 404-circulation pump 405-evaporator
406-flow switch 407-compressor 408-second condenser
409-Angle valve 410-second Filter 411-expansion valve
412-temperature sensor 500-water supply pump 600-drain pump
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 and 2, an embodiment of the present invention provides a cooling water circulation system, which includes a vacuum water tank 200, a first condenser 100, a cooling tower 300, and a cooling water tank 400; the water outlet of the first condenser 100 is connected with the water inlet of the vacuum water tank 200; the water inlet of the cooling tower 300 is connected with the water outlet of the vacuum water tank 200; a water inlet of the cooling water tank 400 is connected to a water outlet of the cooling tower 300, and a water outlet of the cooling water tank 400 is connected to a water inlet of the first condenser 100.
Wherein, the temperature of the water entering the vacuum water tank 200 through the first condenser 100 is higher, the water in the vacuum water tank 200 can be conveyed to the cooling tower 300 for first-stage cooling, the water output from the cooling tower 300 can enter the cooling water tank 400 for second-stage cooling, and the water cooled by the second stage of the cooling water tank 400 can enter the first condenser 100 again for heat exchange. Therefore, the cooling water input into the first condenser 100 can not be influenced by the ambient temperature any more, but the temperature of the cooling water is reduced to the standard level through the independent cooling effect of the cooling water tank 400, so that the problems that the evacuation capacity of the vacuum moisture regaining machine is reduced, the evacuation time is prolonged and the set vacuum degree is difficult to achieve due to high outlet water temperature after the cooling tower 300 dissipates heat in summer are solved.
Further, as shown in fig. 2, the cooling water tank 400 includes: the water heater comprises a box body 401, a stop valve 402, a first filter 403, a drainage pump 600, an evaporator 405 and a flow switch 406, wherein the box body 401, the stop valve 402, the first filter 403, the drainage pump 600, the evaporator 405 and the flow switch 406 are sequentially connected to form a first closed circulation loop. The cooling water tank 400 further includes: the compressor 407, the second condenser 408, the angle valve 409, the second filter 410, and the expansion valve 411 are connected in this order, and the evaporator 405, the compressor 407, the second condenser 408, the angle valve 409, the second filter 410, and the expansion valve 411 form a second closed circulation circuit.
The cooling water in the box 401 can be preferentially filtered through the first filter 403, and then pumped into the evaporator 405 through the circulating pump 404 after being filtered, the refrigerant in the evaporator 405 can absorb the heat in the cooling water, and the cooling liquid after being absorbed can be input into the box 401 again through the control of the flow switch 406 to realize circulating refrigeration, so that the cooling water delivered from the cooling tower 300 can be cooled to a reasonable temperature level.
The refrigerant in the evaporator 405 absorbs the heat of the cooling water and vaporizes to form high-temperature low-pressure vapor, the compressor 407 compresses the vapor into high-pressure high-temperature vapor, and the high-pressure high-temperature vapor is input into the second condenser 408, releases heat in the second condenser 408, condenses into high-pressure liquid, further throttles by the expansion valve 411 to be low-pressure low-temperature refrigerant, and enters the evaporator 405 again to absorb heat and vaporize, thereby achieving the purpose of circulating refrigeration.
Further, the cooling water circulation system further includes a water supply pump 500 and a drain pump 600, the water supply pump 500 being disposed between the case 401 and the first condenser 100 to pump the cooling water in the case 401 into the condenser by the water supply pump 500; the drain pump 600 is disposed between the first condenser 100 and the vacuum tank 200 so that the hot water in the vacuum tank 200 can be pressurized and pumped into the cooling tower 300 for the first stage cooling.
Further, in order to monitor the temperature of the cooling water in the cooling water tank 400, the cooling water tank 400 further includes a temperature sensor 412, and the temperature sensor 412 is connected to the case 401.
It is to be understood that in order to ensure that the compressor 407 provides sufficient pressure to compress the high-temperature low-pressure vapor into the high-pressure high-temperature vapor, the cooling water tank 400 further includes a high-pressure gauge disposed between the compressor 407 and the second condenser 408 and a low-pressure gauge disposed between the evaporator 405 and the compressor 407.
The embodiment of the utility model provides a still provide a vacuum damping machine, it includes the utility model discloses arbitrary embodiment provides a cooling water circulation system.
The embodiment of the utility model provides a cooling water circulation system and vacuum damping machine, cooperation through cooling water tank and cooling tower, realized the successive two-stage cooling to hot water in the vacuum water tank, from this, the cooling water of input to in the condenser can no longer receive ambient temperature's influence, but the effect through the independent cooling of cooling water tank self, guarantee that cooling water temperature reduces to standard level, thereby solved cooling tower heat dissipation back leaving water temperature in summer high and lead to vacuum damping machine to manage to empty the ability and descend, manage to empty time extension and be difficult to reach the problem of setting for the vacuum.
The structure, features and effects of the present invention have been described in detail above according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to the same changes should be considered within the protection scope of the present invention when not exceeding the spirit covered by the description and drawings.
Claims (6)
1. A cooling water circulation system, comprising:
a vacuum water tank;
the water outlet of the first condenser is connected with the water inlet of the vacuum water tank;
the water inlet of the cooling tower is connected with the water outlet of the vacuum water tank;
and the water inlet of the cooling water tank is connected with the water outlet of the cooling tower, and the water outlet of the cooling water tank is connected with the water inlet of the first condenser.
2. The cooling water circulation system according to claim 1, wherein the cooling water tank comprises:
the device comprises a box body, a stop valve, a first filter, a circulating pump, an evaporator and a flow switch, wherein the box body, the stop valve, the first filter, the circulating pump, the evaporator and the flow switch are sequentially connected to form a first closed circulating loop;
the cooling water tank further includes:
the evaporator, the compressor, the second condenser, the angle valve, the second filter and the expansion valve are sequentially connected to form a second closed circulation loop.
3. The cooling water circulation system according to claim 2, wherein the cooling water tank further comprises a temperature sensor connected to the tank body.
4. The cooling water circulation system according to claim 3, further comprising a water supply pump provided between the tank and the first condenser, and a drain pump provided between the first condenser and the vacuum tank.
5. The cooling water circulation system according to claim 4, wherein the cooling water tank further includes a high pressure gauge provided between the compressor and the second condenser and a low pressure gauge provided between the evaporator and the compressor.
6. A vacuum conditioner characterized by comprising the cooling water circulation system according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921173157.9U CN210809243U (en) | 2019-07-24 | 2019-07-24 | Cooling water circulation system and vacuum damping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921173157.9U CN210809243U (en) | 2019-07-24 | 2019-07-24 | Cooling water circulation system and vacuum damping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210809243U true CN210809243U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921173157.9U Active CN210809243U (en) | 2019-07-24 | 2019-07-24 | Cooling water circulation system and vacuum damping machine |
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| CN (1) | CN210809243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419758A (en) * | 2019-07-24 | 2019-11-08 | 河南中烟工业有限责任公司 | Cooling water recirculation system and vacuum conditioner |
-
2019
- 2019-07-24 CN CN201921173157.9U patent/CN210809243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419758A (en) * | 2019-07-24 | 2019-11-08 | 河南中烟工业有限责任公司 | Cooling water recirculation system and vacuum conditioner |
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