CN2303239Y - Lithium bromide absorption type cold/hot water machine - Google Patents
Lithium bromide absorption type cold/hot water machine Download PDFInfo
- Publication number
- CN2303239Y CN2303239Y CN 97208892 CN97208892U CN2303239Y CN 2303239 Y CN2303239 Y CN 2303239Y CN 97208892 CN97208892 CN 97208892 CN 97208892 U CN97208892 U CN 97208892U CN 2303239 Y CN2303239 Y CN 2303239Y
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- liquid level
- injector
- groove
- lithium bromide
- generator
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- Expired - Fee Related
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model relates to a lithium bromide absorption type cold/hot water machine, which solves the problem of large height of the complete machine in the prior art. The machine comprises a condensation chamber, a high temperature heat exchanger, a low temperature heat exchanger, a refrigerant shield pump, a generator shield pump and lithium bromide solution. The bottom of the evaporation absorption chamber is provided with a high level groove and a low level groove. The suction tube of the generator shield pump communicates with the high level groove. The outlet pipe of the generator shield pump is connected with an injector through the inlet pipe of the injection liquid. The suction tube of the injector communicates with the low level groove. The outlet mixing pipe of the injector is connected with the high level groove. The utility model has the advantages of compact structure, small height, low consumption of lithium bromide solution and less pollution.
Description
The utility model relates to a kind of operation of air conditioning systems, the lithium-bromide absorption-type refrigerating machine that particularly utilizes lithium-bromide solution to freeze.
Chinese patent application number is 93234897.1 to disclose that a kind of " directly burning lithium bromide is cold, the cold heating switching device shifter of warm water mechanism ", it is by housing, generator (high pressure, low pressure), condenser, evaporimeter, absorber, high-temperature heat exchanger, low temperature heat exchanger, cryogenic fluid pump, compositions such as generating pump, absorbing the bromize lithium dilute solution of cavity inner accumulated in the bottom in evaporation is to be delivered to generator by generating pump, because it is negative pressure state that evaporation absorbs in the cavity, make generating pump under negative pressure state, to work, therefore pump intake to the liquid level of bromize lithium dilute solution takes place need keep certain height (cavitation height), otherwise then can be to pump performance taking place and bigger influence being arranged service life, so generation pump intake to the height of the liquid level of bromize lithium dilute solution must not be less than rated value.This structure Design exists the defective of complete machine excessive height, add that this device is main equipment, the defective of excessive height is given transportation and is installed and all bring certain difficulty, therefore have to often adopt split transportation and partial installation, thereby the installation period of main frame and serviceability are affected.
The purpose of this utility model is to overcome the deficiency in the above-mentioned prior art, provides a kind of design height low, the lithium bromide absorption cold and hot water machine that the injection rate of lithium bromide is little.
The purpose of this utility model can reach by following measure:
The utility model lithium bromide absorption cold and hot water machine comprises condensation cavity, high-temperature heat exchanger, low temperature heat exchanger, cryogen canned motor pump, generator canned motor pump and lithium-bromide solution, the bottom that absorbs cavity in evaporation is provided with high groove of liquid level and the low groove of liquid level, the suction line of generator canned motor pump is connected with the high groove of liquid level, on the outlet of generator canned motor pump, be connected to an injector by injection liquid inlet tube, the suction line of injector is connected with the low groove of liquid level, and the outlet mixing tube of injector is connected to the high groove of liquid level.
The drawing of accompanying drawing is described as follows:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structure chart of injector among Fig. 1.
Below in conjunction with accompanying drawing one of them embodiment of the utility model is described in further detail:
As shown in fig. 1, this lithium bromide absorption cold and hot water machine includes condensation cavity (1), condenser (2), water fender (3), low pressure generator (4), evaporation absorption cavity (5), evaporimeter (6), absorber (7), high pressure generator (8), high-temperature heat exchanger (9), low temperature heat exchanger (10), cryogen canned motor pump (11), generator canned motor pump (12), condenser water pond (13), evaporimeter water pond (14) and lithium-bromide solution (25).
It is negative pressure state that condensation cavity (1) and evaporation absorb in the cavity (5).
Be provided with condenser (2), water fender (3), low pressure generator (4) and condenser water pond (13) at the middle part of condensation cavity (1).
In evaporation absorption cavity (5), include evaporimeter (6), absorber (7), evaporimeter water pond (14).
Condenser (2), low pressure generator (4), evaporimeter (6), absorber (7) are pipe family or the tube bank that copper pipe constitutes.
The bottom that absorbs cavity (5) in evaporation is provided with liquid islocation plate (24), form high groove of liquid level (15) and the low groove (16) of liquid level, the suction line (17) of generator canned motor pump (12) is connected with the high groove of liquid level (15), outlet (18) in generator canned motor pump (12) upward is connected to an injector (19) by injection liquid inlet tube (20), the suction line (21) of injector (19) is connected with the low groove (16) of liquid level, and the outlet mixing tube (22) of injector (19) is connected to the high groove of liquid level (15).
Evaporation absorbs the bromize lithium dilute solution of cavity (5) bottom and is carried by generator canned motor pump (12), through low temperature heat exchanger (10), behind the heat of absorption from the high temperature bromize lithium concentrated solution in the low temperature heat exchanger (10), enter condensation cavity (1), spray is on low pressure generator (4), the refrigerant vapour heating that bromize lithium dilute solution is flowed in low pressure generator (4) pipe, produce refrigerant vapour, the bottom of low pressure generator (4) is immersed in the lithium-bromide solution again simultaneously, also can heat the lithium-bromide solution that condensation cavity (1) bottom is gathered, the lithium-bromide solution that condensation cavity (1) bottom is gathered is concentrated.
The refrigerant vapour that produces in the condensation cavity (1) enters condenser (2) through water fender (3), and the water quench by flowing in condenser (2) pipe becomes corresponding water as refrigerant with condensing pressure, drops in corresponding two condenser water ponds (13).
Be collected at the water as refrigerant in the condenser water pond (13), entering evaporation after throttling absorbs in the cavity (5), spray is in the tube bank of evaporimeter (6), catch by evaporimeter water pond (14), by cryogen canned motor pump (11) top of the water as refrigerant pumpback in the evaporimeter water pond (14) to evaporimeter (6) constantly sprayed again, absorb the cold water heat in evaporimeter (6) pipe, produce a large amount of refrigerant vapours, produce water at low temperature simultaneously, thereby reach the purpose of refrigeration.
Absorb the lithium bromide high temperature concentrated solution that cavity (5) comes out by high pressure generator (8) and evaporation, through high-temperature heat exchanger (9) and low temperature heat exchanger (10), temperature is passed to by evaporating the low temperature bromize lithium dilute solution that comes out in absorption cavity (5) bottom, enter evaporation after temperature reduces and absorb cavity (5), pouring swashs in the pipe family of absorber (7), by the water quench that in absorber (7) pipe, flows, absorb the refrigerant vapour of flash-pot (6) generation and become bromize lithium dilute solution, accumulating in the high groove of liquid level (15) hangs down in the groove (16) with liquid level, and the bromize lithium dilute solution in the high groove of liquid level (15) is extracted out by generator canned motor pump (12) again, one the tunnel is sent to condensation cavity (1) and high pressure generator (8) concentrates, and finishes a kind of refrigeration cycle.Another road is recycled in the high groove of liquid level (15) by outlet mixing tube (22) through injector (19), bromize lithium dilute solution in the low groove (16) of liquid level is extracted out through the suction line (21) of injector (19) simultaneously, through injector (19), be recycled in the high groove of liquid level (15) by outlet mixing tube (22) too, so circulation, bromize lithium dilute solution in the high groove of liquid level (15) is constantly by adding in the high groove of liquid level (15) in the low groove (16) of liquid level, make the bromize lithium dilute solution in the high groove of liquid level (15) remain on higher liquid level, to satisfy the job requirement of generator canned motor pump (12), the bromize lithium dilute solution that simultaneously liquid level is hanged down in the groove (16) is minimum.
As shown in Figure 2, injector (19) is a siphunculus, a mouth of pipe therein is provided with conical nozzle, in siphunculus, form compression chamber (23) and vacuum chamber (24), compression chamber (23) is connected with injection liquid inlet tube (20), siphunculus wall by the conical nozzle side connects suction line (21), another mouth of pipe exit mixing tube (22) of siphunculus.After bromize lithium dilute solution is delivered to the compression chamber (23) of injector (19) by generator canned motor pump (12), because the effect of conical nozzle, the solution that is penetrated by nozzle is high velocity stream, in vacuum chamber (24), form the negative pressure that is lower than system, with the bromize lithium dilute solution in the low groove (16) of liquid level through suction line (21) sucking-off of injector (19) to vacuum chamber (24) with come that the bromize lithium dilute solution in the high groove (15) mixes to liquid level, export through exporting mixing tube (22) again.
The utility model is than prior art, because the low groove of the employing high groove of liquid level and liquid level and ejector structure, so that steam Send out the interior bromize lithium dilute solution of absorption cavity in accumulating in the high groove of liquid level, in the high groove of liquid level, keeping certain liquid level height Spend, satisfy the normal running conditions of generator canned motor pump, not only take full advantage of evaporation and absorb the interior space of cavity, reduce whole The structural design height of machine also can reduce the filling quantity of lithium bromide solution in the main frame, reduces to greatest extent lithium bromide solution Pollute, reduce manufacturing, transportation and installation cost.
Claims (4)
1. lithium bromide absorption cold and hot water machine, comprise condensation cavity (1), high-temperature heat exchanger (9), low temperature heat exchanger (10), cryogen canned motor pump (11), generator canned motor pump (12) and lithium-bromide solution (25), it is characterized in that the bottom that absorbs cavity (5) in evaporation is provided with high groove of liquid level (15) and the low groove (16) of liquid level, the suction line (17) of generator canned motor pump (12) is connected with the high groove of liquid level (15), outlet (18) in generator canned motor pump (12) upward is connected to an injector (19) by injection liquid inlet tube (20), the suction line (21) of injector (19) is connected with the low groove (16) of liquid level, and the outlet mixing tube (22) of injector (19) is connected to the high groove of liquid level (15).
2. lithium bromide absorption cold and hot water machine according to claim 1, it is characterized in that described injector (19) is a siphunculus, a mouth of pipe therein is provided with conical nozzle, in siphunculus, form compression chamber (23) and vacuum chamber (24), compression chamber (23) is connected with injection liquid inlet tube (20), siphunculus wall by the conical nozzle side connects suction line (21), another mouth of pipe exit mixing tube (22) of siphunculus.
3. lithium bromide absorption cold and hot water machine according to claim 1 is characterized in that the bottom that absorbs cavity (5) in described evaporation is provided with liquid islocation plate (24), forms the low groove (16) of high groove of liquid level (15) and liquid level.
4. according to claim 1,2 or 3 described lithium bromide absorption cold and hot water machines, the delivery outlet that it is characterized in that exporting mixing tube (22) is connected to the top of the high groove of liquid level (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97208892 CN2303239Y (en) | 1997-03-28 | 1997-03-28 | Lithium bromide absorption type cold/hot water machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97208892 CN2303239Y (en) | 1997-03-28 | 1997-03-28 | Lithium bromide absorption type cold/hot water machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2303239Y true CN2303239Y (en) | 1999-01-06 |
Family
ID=33928216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97208892 Expired - Fee Related CN2303239Y (en) | 1997-03-28 | 1997-03-28 | Lithium bromide absorption type cold/hot water machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2303239Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000071943A1 (en) * | 1999-05-21 | 2000-11-30 | Yue Zhang | Combined pump system |
| CN101866187A (en) * | 2010-06-02 | 2010-10-20 | 大连三洋制冷有限公司 | Lithium bromide absorption type first-class heat pump unit device and control method thereof |
-
1997
- 1997-03-28 CN CN 97208892 patent/CN2303239Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000071943A1 (en) * | 1999-05-21 | 2000-11-30 | Yue Zhang | Combined pump system |
| CN101866187A (en) * | 2010-06-02 | 2010-10-20 | 大连三洋制冷有限公司 | Lithium bromide absorption type first-class heat pump unit device and control method thereof |
| CN101866187B (en) * | 2010-06-02 | 2013-04-17 | 大连三洋制冷有限公司 | Lithium bromide absorption type first-class heat pump unit device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |