CN206410355U - A kind of lithium bromide absorption-type machine unit - Google Patents
A kind of lithium bromide absorption-type machine unit Download PDFInfo
- Publication number
- CN206410355U CN206410355U CN201621473287.0U CN201621473287U CN206410355U CN 206410355 U CN206410355 U CN 206410355U CN 201621473287 U CN201621473287 U CN 201621473287U CN 206410355 U CN206410355 U CN 206410355U
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- China
- Prior art keywords
- absorber
- generator
- heat exchanger
- condenser
- mixing chamber
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model provides a kind of lithium bromide absorption-type machine unit, including housing, generator, condenser, evaporator and absorber, generator, condenser, closed-loop path is linked to be by pipeline between evaporator and absorber, separator is provided between generator and condenser, generator, separator and condenser are all located in housing, provided with heat exchange tube bundle in evaporator, the tube bundle that exchanges heat includes multiple units, each unit is sequentially provided with lower row's heat exchanger tube and upper row's heat exchanger tube from the bottom to top, the bottom of lower row's heat exchanger tube is provided with water pond, overflow pipe is provided with water pond, mixing chamber is provided with absorber, the arrival end of mixing chamber is provided with contraction and enlargement nozzle, the port of export of mixing chamber is provided with diffuser.The utility model is placed on generator and condenser in same housing, and centre is separated with separator, and compact conformation, the space of occupancy is smaller, has saved cost of manufacture；And the unit adds injector in absorber, the absorbent properties of absorber are substantially increased, refrigerating capacity is improved.
Description
Technical field
The utility model is related to technical field of heat exchange equipment, more particularly to a kind of lithium bromide absorption-type machine unit.
Background technology
The generator and condenser of conventional lithium bromide absorption-type machine unit are generally separately to be independently arranged, complicated, are taken
Space than larger；And the absorption process that absorber is used is generally the Passive intake method such as falling film absorption and bubble absorption, inhale
Receipts efficiency comparison is low, and refrigerating capacity is smaller.
The content of the invention
There is provided a kind of lithium bromide absorption-type machine unit exactly for above technical problem for the utility model.
The utility model to achieve the above object, using following technical scheme：A kind of lithium bromide absorption-type machine unit, including shell
Body, generator, condenser, evaporator and absorber, between generator and condenser be provided with separator, generator, separator and
Condenser is all located in housing, and condenser is connected by cryogen water passage with evaporator, and cryogen water passage is provided with throttling expansion
Device, provided with heat exchange tube bundle in evaporator, heat exchange tube bundle is divided into multiple units from top to bottom, each unit include from the bottom to top according to
The lower row's heat exchanger tube and upper row's heat exchanger tube of sequence arrangement, the bottom of lower row's heat exchanger tube are provided with water pond, water pond provided with control water pond water
The overflow pipe of position, evaporator is connected by water as refrigerant steam pipework with absorber, absorber is interior provided with mixing chamber, and mixing chamber enters
Mouth end is provided with contraction and enlargement nozzle, and the port of export of mixing chamber is provided with diffuser, and absorber is connected by weak solution pipeline with generator, is sent out
Raw device is connected by concentrated solution pipeline with the arrival end of the mixing chamber in absorber, and water as refrigerant steam pipework extend into mixing chamber
In.
The housing is made using the double-deck tempering glass system of inner hollow.
Heating element heater is provided with the generator.
Being provided between the absorber and generator is used for the solution heat exchange by weak solution pipeline and concentrated solution pipeline
Device, weak solution pipeline is provided with solution pump.
The overflow pipe is arranged at the middle part 0-2mm on the lower side of row's heat exchanger tube, makes lower row's heat exchanger tube formation immersion evaporation
Heat exchange is agitated in heat exchange, upper row's heat exchanger tube formation.
Compared with prior art, the beneficial effects of the utility model are：The utility model places generator and condenser
In same housing, centre separated with separator, due to lithium bromide and water boiling point difference up to 1165 DEG C, so absorbent with
Refrigerant is separated without rectifier unit, and compact conformation, the space of occupancy is smaller, has saved cost of manufacture；And the unit exists
Absorber is additionally arranged mixing chamber, and the arrival end of mixing chamber is provided with contraction and enlargement nozzle, and the port of export of mixing chamber is provided with diffuser, constituted
Injector, substantially increases the absorbent properties of absorber, while the setting of contraction and enlargement nozzle and diffuser, is improving the same of refrigerating capacity
When can also reduce the volume of absorber.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1st, housing；2nd, generator；3rd, condenser；4th, evaporator；5th, absorber；6th, separator；7th, water as refrigerant leads to
Road；8th, restriction expansion device；9th, lower row's heat exchanger tube；10th, upper row's heat exchanger tube；11st, water pond；12nd, overflow pipe；13rd, cryogen water vapour
Pipeline；14th, mixing chamber；15th, contraction and enlargement nozzle；16th, diffuser；17th, weak solution pipeline；18th, concentrated solution pipeline；19th, heating element heater；
20th, solution heat exchanger；21st, solution pump.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in figure 1, a kind of lithium bromide absorption-type machine unit, including housing 1, generator 2, condenser 3, evaporator 4 and suction
Device 5 is received, separator 6 is provided between generator 2 and condenser 3, generator 2, separator 6 and condenser 3 are all located in housing 1,
Condenser 3 is connected by cryogen water passage 7 with evaporator 4, and cryogen water passage 7 is provided with restriction expansion device 8, evaporator 4
Provided with heat exchange tube bundle, heat exchange tube bundle is divided into multiple units from top to bottom, and each unit includes the lower row sequentially arranged from the bottom to top
Heat exchanger tube 9 and upper row's heat exchanger tube 10, the bottom of lower row's heat exchanger tube 9 are provided with water pond 11, water pond 11 provided with the control water level of water pond 11
Overflow pipe 12, evaporator 4 is connected by water as refrigerant steam pipework 13 with absorber 5, and mixing chamber 14 is provided with absorber 5, is mixed
The arrival end for closing room 14 is provided with contraction and enlargement nozzle 15, and the port of export of mixing chamber 14 is provided with diffuser 16, and absorber 5 passes through weak solution pipe
Road 17 is connected with generator 2, and generator 2 is connected by concentrated solution pipeline 18 with the arrival end of the mixing chamber 14 in absorber 5, cold
Agent water vapour pipeline 13 is extend into mixing chamber 14.
The housing 1 is made using the double-deck tempering glass system of inner hollow.
Heating element heater 19 is provided with the generator 2.
Being provided between the absorber 5 and generator 2 is used for the solution by weak solution pipeline 17 and concentrated solution pipeline 18
Heat exchanger 20, weak solution pipeline 17 is provided with solution pump 21.
The middle part 0-2mm on the lower side of the row's of the being arranged at heat exchanger tube 10 of overflow pipe 12, makes the lower formation of row's heat exchanger tube 9 immersion
Heat exchange is agitated in evaporation and heat-exchange, the upper formation of row's heat exchanger tube 10.
The utility model the utility model uses double-barrel structure, and generator 2 and condenser 3 are placed in same housing 1,
Centre separator 6 is separated, due to up to 1165 DEG C of the boiling point difference of lithium bromide and water, so absorbent separates nothing with refrigerant
Rectifier unit is needed, compact conformation reduces space-consuming, and the corrosion resistance of housing 1 of safety glass is relatively good, and housing 1
Using hollow structure inside, the heat transfer of the internal layer of housing 1 and air can be separated, it is to avoid heat losses；It is cold that condenser 3 flows out
Agent water flows into the superiors' water pond 11 of evaporator 4 by cryogen water passage 7, and lower row's heat exchanger tube 9, which is immersed in water as refrigerant, forms heavy
Immersion evaporation and heat-exchange, upper row's heat exchanger tube 10 half is embedded in water as refrigerant, and water as refrigerant is seethed with excitement due to heat absorption, so that upper row exchanges heat
Heat exchange is agitated in the formation of pipe 10, and water as refrigerant has evaporated a part in immersion evaporation and heat-exchange and in the case of agitating heat exchange, remaining
Water as refrigerant flows into next layer of water pond 11 by overflow pipe 12 and is evaporated and overflow, and water as refrigerant flows through the constantly steaming of each layer water pond 11
Hair, by calculating and rationally designing, water as refrigerant evaporating completely is may be such that when flowing through orlop water pond 11；And the unit is being inhaled
Receive and mixing chamber 14 is additionally arranged in device 5, the arrival end of mixing chamber 14 is provided with contraction and enlargement nozzle 15, and the port of export of mixing chamber 14 is provided with diffusion
Device 16, constitutes injector, the performance that absorber 5 absorbs cryogen water vapour is substantially increased, while contraction and enlargement nozzle 15 and diffusion
The setting of device 16, the volume of absorber 5 can also be reduced while refrigerating capacity is improved.
The utility model is exemplarily described above in conjunction with accompanying drawing, it is clear that the utility model implement not by
The limitation of aforesaid way, if the various improvement that method design of the present utility model and technical scheme are carried out are employed, or without
Improvement directly applies to other occasions, within protection domain of the present utility model.
Claims (5)
1. a kind of lithium bromide absorption-type machine unit, including housing (1), generator (2), condenser (3), evaporator (4) and absorber
(5), it is characterised in that separator (6), generator (2), separator (6) and cold are provided between generator (2) and condenser (3)
Condenser (3) is all located in housing (1), and condenser (3) is connected by cryogen water passage (7) with evaporator (4), cryogen water passage
(7) it is provided with restriction expansion device (8), evaporator (4) provided with heat exchange tube bundle, heat exchange tube bundle is divided into multiple lists from top to bottom
Member, each unit includes lower row's heat exchanger tube (9) and the upper row's heat exchanger tube (10) sequentially arranged from the bottom to top, lower row's heat exchanger tube (9)
Bottom be provided with water pond (11), the overflow pipe (12) provided with control water pond (11) water level in water pond (11), evaporator (4) is by cold
Agent water vapour pipeline (13) is connected with absorber (5), and mixing chamber (14), the arrival end of mixing chamber (14) are provided with absorber (5)
Provided with contraction and enlargement nozzle (15), the port of export of mixing chamber (14) is provided with diffuser (16), and absorber (5) passes through weak solution pipeline (17)
It is connected with generator (2), the arrival end that generator (2) passes through the mixing chamber (14) in concentrated solution pipeline (18) and absorber (5)
It is connected, water as refrigerant steam pipework (13) is extend into mixing chamber (14).
2. a kind of lithium bromide absorption-type machine unit according to claim 1, it is characterised in that the housing (1) is using internal
Hollow double-deck tempering glass system is made.
3. a kind of lithium bromide absorption-type machine unit according to claim 1, it is characterised in that be provided with the generator (2)
Heating element heater (19).
4. a kind of lithium bromide absorption-type machine unit according to claim 1, it is characterised in that the absorber (5) and generation
Being provided between device (2) is used for the solution heat exchanger (20) by weak solution pipeline (17) and concentrated solution pipeline (18), weak solution
Pipeline (17) is provided with solution pump (21).
5. a kind of lithium bromide absorption-type machine unit according to claim 1, it is characterised in that the overflow pipe (12) is arranged at
The middle part 0-2mm on the lower side of upper row's heat exchanger tube (10), makes lower row's heat exchanger tube (9) form immersion evaporation and heat-exchange, upper row's heat exchanger tube
(10) formed and agitate heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621473287.0U CN206410355U (en) | 2016-12-30 | 2016-12-30 | A kind of lithium bromide absorption-type machine unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621473287.0U CN206410355U (en) | 2016-12-30 | 2016-12-30 | A kind of lithium bromide absorption-type machine unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206410355U true CN206410355U (en) | 2017-08-15 |
Family
ID=59552584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621473287.0U Active CN206410355U (en) | 2016-12-30 | 2016-12-30 | A kind of lithium bromide absorption-type machine unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206410355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024051607A1 (en) * | 2022-09-05 | 2024-03-14 | 约克（无锡）空调冷冻设备有限公司 | Generator |
-
2016
- 2016-12-30 CN CN201621473287.0U patent/CN206410355U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024051607A1 (en) * | 2022-09-05 | 2024-03-14 | 约克（无锡）空调冷冻设备有限公司 | Generator |
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