CN2345922Y - Solution dilution device for lithium bromide absorption type refrigerator - Google Patents
Solution dilution device for lithium bromide absorption type refrigerator Download PDFInfo
- Publication number
- CN2345922Y CN2345922Y CN 98225097 CN98225097U CN2345922Y CN 2345922 Y CN2345922 Y CN 2345922Y CN 98225097 CN98225097 CN 98225097 CN 98225097 U CN98225097 U CN 98225097U CN 2345922 Y CN2345922 Y CN 2345922Y
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- generator
- condenser
- absorber
- evaporimeter
- communicating pipe
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model relates to a solution dilution device for a lithium bromide absorption type refrigerator, which comprises a generator, an absorber positioned below the generator, an evaporator positioned in the absorber, a condenser positioned on the evaporator, and a generator pump positioned below the absorber. A refrigerant pump positioned below the evaporator is connected with a refrigerant water cycle pipeline between the top of the evaporator and the outlet of the refrigerant pump. The utility model is characterized in that the condenser is arranged above the generator. The bottom of the condenser water plate is provided with a refrigerant water communicating pipe connected with the generator. The communicating pipe is provided with a control valve for controlling the conduction and close of the communicating pipe.
Description
The utility model relates to a kind of lithium-bromide absorption-type refrigerating machine, relates in particular to a kind of solution air mix facilities that can make concentrated solution in the refrigerator generators not produce the lithium-bromide absorption-type refrigerating machine of crystalline polamer after refrigeration machine is shut down and had a power failure.
Refrigeration machine adopts the lithium bromide absorpting form usually at present, and this lithium-bromide absorption-type refrigerating machine needs the concentrated solution in the generator in the refrigeration machine is diluted after shutdown, to prevent the concentrated solution crystallization in the generator.If after the concentrated solution crystallization in the generator, refrigeration machine is restarted, and not only influences its service life, and can cause the damage of unit.See also shown in Figure 1; this is the principle and the structural representation thereof of the solution air mix facilities of prior art lithium-bromide absorption-type refrigerating machine; as can be known from Fig. 1; the solution air mix facilities of prior art is to be provided with like this; the bypass line of band vacuum diaphragm valve (not shown) is set between cryogenic fluid pump 6 exits that are connected with evaporimeter 4 and absorber 3; this diaphragm valve is closed during unit operation; and when compressor emergency shutdown needs dilute solution; open this diaphragm valve; water as refrigerant is mixed with weak solution through bypass pipe inflow absorber 3; by generator pump 5 mixed solution is sent into generator 1 again; mix with the concentrated solution in the generator 1; mixed solution enters spray in the absorber 3; solution behind the spray is sent into generator 1 by generating pump 5 again;, so repeatedly circulation approximately needs the dilution of 40 fens clock times of operation could guarantee that the concentrated solution that lithium bromide refrigerator is shut down in the generator of back can crystallization.
This shows,, also have following shortcoming though the solution air mix facilities of prior art prevents the concentrated solution crystallization in the device 1 more effectively:
1. because the solution air mix facilities of prior art relies on generator pump 5 feed flows; and generator pump 5 must rely on electricity could work and dilute solution; therefore, if take place to have a power failure suddenly, there is not the dilution time about 40 minutes; will inevitably cause the concentrated solution crystallization in the lithium bromide refrigerator shutdown back generator 1; yet, in case the concentrated solution crystallization in the generator 1 not only influences service life of machine; and, will cause the damage of unit if machine is restarted.
2. because the solution air mix facilities of prior art must could dilute the solution in the generator 1 through 40 minutes time, this process not only will expend many electric power, and has also shortened the service life of machine.
The purpose of this utility model is to provide a kind of solution air mix facilities of improved lithium-bromide absorption-type refrigerating machine; it need not 40 minutes dilution time just can dilute concentrated solution in the generator immediately; make its concentrated solution of shutting down in the generator of back can not produce crystalline polamer; not only prolong the service life of unit, and can reduce because of diluting spent power consumption for a long time.
The purpose of this utility model is achieved in that
A kind of solution air mix facilities of lithium-bromide absorption-type refrigerating machine, comprise: a generator, be positioned under the generator and an absorber that is communicated with this generator, be placed in the evaporimeter in the absorber, be communicated with this evaporimeter and be positioned at a condenser on the absorber, be arranged under the absorber and the generator pump that is communicated with this absorber; Be positioned under the evaporimeter and a cryogenic fluid pump that is connected with this evaporimeter, be connected the water as refrigerant circulation line between the outlet of evaporimeter top and cryogenic fluid pump; Be characterized in: described condenser is higher than generator and is provided with, and a water as refrigerant communicating pipe that is connected to generator is set in the water pond of this condenser bottom, is provided with a control connection pipe conducting and closed by-pass valve control on this communicating pipe.
In the solution air mix facilities of above-mentioned lithium-bromide absorption-type refrigerating machine, wherein, between described condenser top and evaporimeter top, be provided with the communicating pipe of a condensation flow to condenser.
In the solution air mix facilities of above-mentioned lithium-bromide absorption-type refrigerating machine, wherein, described condensation flow the communicating communicating pipe that is arranged between condenser top and the evaporimeter top to condenser with circulation line.
The utility model makes it compared with prior art have following advantage and good effect owing to adopted above-mentioned technical scheme:
1. the dilution of solution does not rely on the effect of electricity.The utility model is owing to be arranged on the position that is higher than generator with condenser; make the minimum liquid level of water as refrigerant in the condenser be higher than the highest liquid level of solution in the generator like this; and be set a water as refrigerant communicating pipe that is connected to generator in the water pond of this condenser bottom; on this communicating pipe, be provided with a control connection pipe conducting and closed by-pass valve control; when compressor emergency shutdown has a power failure again simultaneously; by-pass valve control is opened; because the water as refrigerant liquid level is higher than concentrated solution liquid level in the generator in the condenser; therefore water as refrigerant enters generator through communicating pipe under the gravity effect; mix with concentrated solution wherein, thereby reached the purpose of diluting concentrated solution.
2. the time of solution dilution shortens.Therefore the utility model can dilute concentrated solution in the generator soon owing to directly concentrated solution in the generator is mixed with the water as refrigerant in the condenser.
3. prolong in power consumptive province and service life.Therefore the utility model, has not only saved the power consumption of pump owing to no longer rely on the dilute solution that is used for of pump, and prolongs the service life of unit.
Embodiment by following solution air mix facilities to the utility model lithium-bromide absorption-type refrigerating machine can further understand the purpose of this utility model, specific structural features and advantage in conjunction with the description of its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 is the principle and the structural representation thereof of the solution air mix facilities of prior art lithium-bromide absorption-type refrigerating machine.
Fig. 2 is principle and the structural representation thereof according to the solution air mix facilities of the lithium-bromide absorption-type refrigerating machine that the utility model proposes.
As shown in Figure 2, the solution air mix facilities of the utility model lithium-bromide absorption-type refrigerating machine comprises:
One generator 1, be positioned at generator 1 time and what be communicated with this generator 1 is an absorber 3, in this absorber 3, be provided with an evaporimeter 4, being communicated with this evaporimeter 4 and being positioned on the evaporimeter 4 is a condenser 2, be arranged on absorber 3 times and what be communicated with this absorber 3 is generator pump 5, be positioned at evaporimeter 4 times and what be connected with this evaporimeter 4 is a cryogenic fluid pump 6, be connected the water as refrigerant circulation line 7 between evaporimeter 4 tops and cryogenic fluid pump 6 outlets; What the utility model was different with prior art solution air mix facilities is: described condenser 2 is higher than generator 1 and is provided with, make the minimum liquid level of water as refrigerant in the condenser 2 be higher than the highest liquid level of concentrated solution in the generator 1 like this, and a water as refrigerant communicating pipe 8 that is connected to generator 1 is set in the water pond of this condenser 2 bottom, on this communicating pipe 8, be provided with a control connection pipe 8 conductings and closed by-pass valve control 9; In addition, be provided with the communicating pipe 10 of a condensation flow to condenser between described condenser 2 tops and evaporimeter 4 tops, this condensation flow to the communicating pipe 10 of condenser communicates with circulation line 7.
When refrigeration machine unit operation of the present utility model, the by-pass valve control 9 on water as refrigerant communicating pipe 8 is closed, and the weak solution in the absorber 3 is sent into generator 1 by generator pump 5, enters absorber 3 sprays more by the road; Simultaneously, water as refrigerant in evaporimeter 4 water ponds is sent into evaporimeter 4 by the cryogenic fluid pump 6 that is connected with this evaporimeter 4, and the water as refrigerant of redundance directly along condensation flow to condenser enter condenser 2 communicating pipe 10, enter evaporimeter 4 more by the road according to the unit operation needs.
When needing dilute solution behind the refrigeration machine compressor emergency shutdown of the present utility model; generator pump 5 and cryogenic fluid pump 6 all quit work because of outage; at this moment; because the water as refrigerant liquid level in the condenser 2 is higher than the concentrated solution liquid level in the generator 1; therefore water as refrigerant makes by-pass valve control 9 open under the gravity effect; water as refrigerant is just flowed through communicating pipe 8 and is entered generator 1; promptly directly the concentrated solution in the generator 1 is diluted by the water as refrigerant in the condenser 2; solution after the dilution enters absorber 3 through spray, and the concentrated solution in the generator 1 can not produce crystalline polamer behind the refrigeration machine compressor emergency shutdown like this.
In sum, the solution air mix facilities of the utility model lithium-bromide absorption-type refrigerating machine is provided with owing to condenser 2 is higher than generator 1, and a water as refrigerant communicating pipe 8 that has by-pass valve control 9 on it is being set between water pond of this condenser 2 bottom and the generator 1, therefore, the dilution of solution does not rely on the effect of electricity; Simultaneously,, therefore can soon concentrated solution in the generator be diluted, make it to have saved 90% above dilution time owing to directly concentrated solution in the generator 1 is diluted with the water as refrigerant in the condenser 2; In addition, owing to no longer rely on the dilute solution that is used for of pump, therefore, not only power saving, and prolonged service life of unit.
Claims (3)
1. the solution air mix facilities of a lithium-bromide absorption-type refrigerating machine comprises:
One generator (1),
Be positioned under the generator (1) and an absorber (3) that is communicated with this generator (1),
Be placed in the evaporimeter (4) in the absorber (3),
Be communicated with this evaporimeter (4) and be positioned at a condenser (2) on the absorber (3),
Be arranged under the absorber (3) and the generator pump (5) that is communicated with this absorber (3),
Be positioned under the evaporimeter (4) and a cryogenic fluid pump (6) that is connected with this evaporimeter (4),
Be connected the water as refrigerant circulation line (7) between the outlet of evaporimeter (4) top and cryogenic fluid pump (6);
It is characterized in that:
Described condenser (2) is higher than generator (1) and is provided with, the one water as refrigerant communicating pipe (8) that is connected to generator (1) was set in the water pond of this condenser (2) bottom, on this communicating pipe (8), is provided with control connection pipe (a 8) conducting and closed by-pass valve control (9).
2. the solution air mix facilities of lithium-bromide absorption-type refrigerating machine as claimed in claim 1 is characterized in that: be provided with the communicating pipe (10) of a condensation flow to condenser between described condenser (2) top and evaporimeter (4) top.
3. the solution air mix facilities of lithium-bromide absorption-type refrigerating machine as claimed in claim 1 or 2 is characterized in that: described condensation flow the communicating with circulation line (7) communicating pipe (10) to condenser that is arranged between condenser (2) top and evaporation tube (4) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98225097 CN2345922Y (en) | 1998-09-14 | 1998-09-14 | Solution dilution device for lithium bromide absorption type refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98225097 CN2345922Y (en) | 1998-09-14 | 1998-09-14 | Solution dilution device for lithium bromide absorption type refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2345922Y true CN2345922Y (en) | 1999-10-27 |
Family
ID=33975847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98225097 Expired - Fee Related CN2345922Y (en) | 1998-09-14 | 1998-09-14 | Solution dilution device for lithium bromide absorption type refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2345922Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101846415A (en) * | 2010-06-02 | 2010-09-29 | 大连三洋制冷有限公司 | Lithium bromide absorption second class heat pump unit device and control method thereof |
-
1998
- 1998-09-14 CN CN 98225097 patent/CN2345922Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101846415A (en) * | 2010-06-02 | 2010-09-29 | 大连三洋制冷有限公司 | Lithium bromide absorption second 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 |