CN2890777Y - Lithium bromide absorption type refrigerator with filter - Google Patents
Lithium bromide absorption type refrigerator with filter Download PDFInfo
- Publication number
- CN2890777Y CN2890777Y CNU2006200723232U CN200620072323U CN2890777Y CN 2890777 Y CN2890777 Y CN 2890777Y CN U2006200723232 U CNU2006200723232 U CN U2006200723232U CN 200620072323 U CN200620072323 U CN 200620072323U CN 2890777 Y CN2890777 Y CN 2890777Y
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- CN
- China
- Prior art keywords
- filter
- lithium
- bromide absorption
- refrigerating machine
- type refrigerating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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 relates to a lithium bromide absorption type refrigerator with filter, which is characterized in that a filter device composed of a reverse wash filter (16) and a valve (14) is defined on an absorber lotion-out pipe (10) of the coolant pipeline and a water-out pipe (21) of the evaporator. Wherein, the valves include valves of a filter water-in pile (13), a water-out pipe filter (17), a lotion-in pipe (18), a lotion-out pipe (15). By filtration of the circulative medium in the unit by the filter, the circulative medium of the heat exchange components in the unit is maintained in the clean state, therefore guaranteeing the good performance of the unit and prolonging the life-span of the unit. After the degradation because of long-term usage, the filter may be cleaned by reverse wash device and recover the filtration function, which saves time and labor and improves the normal using rate of the unit.
Description
Technical field:
The utility model relates to a kind of lithium-bromide absorption-type refrigerating machine, especially relates to a kind of lithium-bromide absorption-type refrigerating machine that has filter.Belong to technical field of refrigeration equipment.
Background technology:
Lithium-bromide absorption-type refrigerating machine is because its lithium-bromide solution has stronger corrosivity to metal material under the aerobic situation, and therefore high to the vacuum requirement, the connection between each parts is all adopted and is welded to connect.The same with most of plant equipment, lithium-bromide absorption-type refrigerating machine (abbreviation unit) is in when operation, owing to long reason such as rotten unit internal corrosion, solution service time, can contain various impurity in its periodic duty medium (lithium-bromide solution and water as refrigerant).These impurity must filter from the periodic duty medium and get rid of, otherwise can influence the normal operation of unit, shorten the service life of unit.The filter of using always on the lithium-bromide absorption-type refrigerating machine as shown in Figure 1 at present, by in the solution liquid capsule 9 of unit absorber 4 bottoms and water as refrigerant liquid capsule 19, screen pack 8 being set, impurity in solution and the water as refrigerant is blocked in before solution pump 11 and the cryogenic fluid pump 12, in order to avoid impurity enters each parts of unit with the periodic duty medium.Because lithium-bromide absorption-type refrigerating machine all is welded structure usually, screen pack can not clean, and can not change, so the mesh diameter of screen pack is generally bigger, can only filter the bigger impurity of diameter, and is then powerless for the impurity that diameter is small.Chemistry takes place and sends out and should and generate in the small impurity of these diameters normally unit lithium-bromide solution and metal material when vacuum is relatively poor, will increase along with the prolongation of unit operation time in case produce, in solution and water as refrigerant, form sediment or suspension, and can flow slowly that the position forms greasy filth shape sediment at the unit circulatory mediator, the performance of unit is caused have a strong impact on.In case this thing happens, must all extract the solution in the unit out the unit outside and carry out filtration treatment, and unit inside is cleaned, waste time and energy, and have a strong impact on the normal use of unit.
Summary of the invention:
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of lithium-bromide absorption-type refrigerating machine that has filter that can clean screen pack of just need not dismantling is provided.
The purpose of this utility model is achieved in that a kind of lithium-bromide absorption-type refrigerating machine that has filter, comprise generator, evaporimeter, absorber, condenser, heat exchanger, solution pump, cryogenic fluid pump, control system and connect pipeline, the valve of each parts, it is characterized in that: the filter of being made up of backwash filter and valve is set on the absorber drain pipe of refrigeration machine, wherein, valve comprises the valve on filter feed tube, filter drain pipe, cleaning fluid inlet tube and the rinse liquid outlet pipe.
Above-mentioned filter can also be arranged on the evaporimeter water as refrigerant outlet pipe of refrigeration machine simultaneously.
The utility model is by being provided with the filter of being made up of backwash filter and valve on the solution pipeline of the lithium-bromide absorption-type refrigerating machine of being made of other parts and on the water as refrigerant pipeline, periodic duty medium to unit carries out filtration treatment, make the periodic duty medium that enters each heat exchanger components of unit keep good clean state, thereby ensured the superperformance of unit, and can prolong the service life of unit.Filter carries out clean and maintenance because of after serviceability descends for a long time by back purge system, can recover its strainability, and is time saving and energy saving, and improved the normal function rate of unit.
Description of drawings:
Fig. 1 is a filter schematic diagram commonly used on the present lithium-bromide absorption-type refrigerating machine.
Fig. 2～8 have each embodiment schematic diagram of lithium-bromide absorption-type refrigerating machine of filter for the utility model.
The backwash filter structural representation that Fig. 9 adopts for the utility model.
Among the figure: high pressure generator 1, high-temperature heat exchanger 2, low temperature heat exchanger 3, absorber 4, low pressure generator 5, condenser 6, evaporimeter 7, screen pack 8, solution liquid capsule 9, absorber drain pipe 10, solution pump 11, cryogenic fluid pump 12, filter feed tube 13, valve 14, rinse liquid outlet pipe 15, backwash filter 16, filter drain pipe 17, cleaning fluid inlet tube 18, water as refrigerant liquid capsule 19, solution conduit 20 in parallel, evaporimeter water as refrigerant outlet pipe 21, cryogen water pipe 22 in parallel, filter housings 23, screen pack 24, solenoid 25, transition pipe 26.
The specific embodiment:
The utility model The Application of Technology as shown in Figure 2, by high pressure generator 1, evaporimeter 7, absorber 4, low pressure generator 5, condenser 6, high-temperature heat exchanger 2, low temperature heat exchanger 3, solution pump 11, cryogenic fluid pump 12, control system (not shown) and connect on solution pump 11 outlets of the direct-burning type lithium bromide absorption type hot and cold water unit that pipeline, valve constituted of each parts the filter of being made up of backwash filter 16 and valve 14 is set.Wherein, valve comprises the valve on filter feed tube 13, filter drain pipe 17, cleaning fluid inlet tube 18 and the rinse liquid outlet pipe 15.For satisfying the high vacuum requirement of unit, valve generally adopts welded type high vacuum stop valve.Backwash filter can adopt the backwash magnetic filter.During unit operation, valve opening on filter feed tube 13 and the filter drain pipe 17, cleaning fluid inlet tube 18 and cleaning fluid go out the valve closing on the pipe 15, the lithium-bromide solution that solution pump 11 is carried installs feed tube 13 after filtration and enters backwash filter 16, after impurity in the solution was filtered device filtration removal, the clean solution that goes out back-flushing filtering device entered low temperature heat exchanger 3 parts such as grade through filter drain pipe 17 and carries out periodic duty.When the unit operation overlong time, after screen pack (not shown) in the backwash filter is descended its strainability by the impurity obstruction, stop unit operation, valve closing on filter feed tube 13 and the filter drain pipe 17, cleaning fluid inlet tube 18 and cleaning fluid go out the valve opening on the pipe 15, start with cleaning fluid and import and export the cleaning device (not shown) that pipe is connected, the cleaning fluid that cleaning device is carried enters backwash filter 16 through cleaning fluid inlet tube 18, backwash filter inside and screen pack thereof are cleaned, the impurity that washes down from backwash filter inside goes out backwash filter with cleaning fluid through rinse liquid outlet pipe 15, make backwash filter obtain cleaning, strainability is restored.
Filter also can be arranged on solution pump 11 inlet tubes of unit (as shown in Figure 3), the solution that solution pump sucks out from solution liquid capsule 9 enters backwash filter 16 through filter feed tube 13 earlier, after being filtered into clean solution, enter solution pump 11 through filter drain pipe 17 again.
In the solution pipeline of unit shown in Figure 2, be arranged in parallel a solution conduit 20 in parallel (as shown in Figure 4) with filter, during unit operation, the parts such as low temperature heat exchanger that the solution part that solution pump is carried enters unit after device filters after filtration carry out periodic duty, and another part solution directly enters the parts such as low temperature heat exchanger of unit through solution conduit 20 in parallel.In the time of need cleaning backwash filter, only need close the valve on filter feed tube and the filter drain pipe, open the valve on cleaning fluid inlet tube and the cleaning fluid turnover pipe, must not stop unit operation can cleaning backwash filter.
In unit shown in Figure 4, filter drain pipe 17 is connected on the solution liquid capsule 9 of absorber bottom on (as shown in Figure 5) or solution pump 11 inlet tubes (figure slightly), during unit operation, the solution part that solution pump is carried is back to solution liquid capsule or solution pump import department after device filters after filtration, another part solution enters the parts such as low temperature heat exchanger of unit through solution conduit 20 in parallel, can make solution obtain filtration treatment equally.
Equally, filter (as shown in Figure 6) is set on the cryogenic fluid pump outlet 21 of unit, during unit operation, valve 14 on filter feed tube 13 (that is cryogenic fluid pump outlet 21) and the filter drain pipe 17 is opened, cleaning fluid inlet tube 18 and cleaning fluid go out the valve closing on the pipe 15, the water as refrigerant that cryogenic fluid pump 12 is carried enters backwash filter 16 through the filter feed tube, after impurity in the water as refrigerant was filtered device filtration removal, the clean water as refrigerant that goes out backwash filter entered evaporimeter 7 through the filter drain pipe.When the unit operation overlong time, after screen pack (not shown) in the backwash filter is descended its strainability by the impurity obstruction, stop unit operation, valve closing on filter feed tube and the filter drain pipe, cleaning fluid inlet tube and cleaning fluid go out the valve opening on the pipe, start with cleaning fluid and import and export the cleaning device (not shown) that pipe is connected, the cleaning fluid that cleaning device is carried enters backwash filter through the cleaning fluid inlet tube, backwash filter inside and screen pack thereof are cleaned, the impurity that washes down from backwash filter inside goes out backwash filter with cleaning fluid through the rinse liquid outlet pipe, make backwash filter obtain cleaning, strainability is restored.
In the water as refrigerant pipeline of unit shown in Figure 6, be arranged in parallel a cryogen water pipe 22 in parallel (as shown in Figure 7) with filter, during unit operation, the water as refrigerant part that cryogenic fluid pump is carried enters evaporimeter after device filters after filtration, and another part water as refrigerant directly enters evaporimeter through refrigerant tube 22 in parallel.In the time of need cleaning backwash filter, only need close the valve on filter feed tube and the filter drain pipe, open the valve on cleaning fluid inlet tube and the cleaning fluid turnover pipe, must not stop unit operation can cleaning backwash filter.
In unit shown in Figure 7, filter drain pipe 17 is connected on the water as refrigerant liquid capsule 19 of base of evaporator on (as shown in Figure 8) or the cryogenic fluid pump inlet tube (figure slightly), during unit operation, the water as refrigerant part that cryogenic fluid pump is carried is back to water as refrigerant liquid capsule or cryogenic fluid pump import department after device filters after filtration, another part water as refrigerant enters evaporimeter through cryogen water pipe 22 in parallel, can make water as refrigerant obtain filtration treatment equally.
Equally, above-mentioned filter (figure slightly) also can be set on the evaporimeter water as refrigerant outlet pipe 21 of unit.
The backwash magnetic filter that the utility model adopts as shown in Figure 9, this filter is made up of filter housings 23, screen pack 24, solenoid 25, transition pipe 26, filter feed tube 13, filter drain pipe 17, cleaning fluid inlet tube 18 and rinse liquid outlet pipe 15.Filter housings 23 adopts full welded structure, screen pack 24 places in the filter housings 23, filter feed tube 13, filter drain pipe 17, cleaning fluid inlet tube 18 and rinse liquid outlet pipe 15 all are connected on the filter housings 23, they connect with also adopting welded type being connected of filter housings 23, filter drain pipe 17 and filter feed tube 13 extend to screen pack 24 internal faces with the link of screen pack 24, are provided with transition pipe 26 between filter housings 23 and the rinse liquid outlet pipe 15.Solenoid 25 is directly on filter housings 23.
Because the magnetic action that solenoid produces, the metal impurities in the circulation solution are adsorbed on the filter housings, have significantly reduced the obstruction of metal impurities to screen pack, have prolonged the clean and maintenance maintenance period of filter, have reduced the maintaining expense.Transition pipe between housing and the counter-flushing liquid outlet has increased the actual internal area that impurity and cleaning fluid go out the housing place, has reduced impurity in the cleaning process in the obstruction in housing exit with pile up influence, is easier to clean and maintenance.
Above-mentioned filter can be arranged on the solution pipeline and water as refrigerant pipeline of various lithium-bromide absorption-type refrigerating machines such as comprising direct-burning type lithium bromide absorption type cold (heat) water unit, steam type lithium bromide absorption cold water unit, hot water type lithium bromide absorption cooling water unit, flue gas type lithium bromide absorption cold (heat) water unit, fume hot-water type lithium bromide absorption cold (heat) water unit, makes these units all become the lithium-bromide absorption-type refrigerating machine that has filter.
Above-mentioned filter can be arranged on (figure slightly) on the solution pipeline and water as refrigerant pipeline of lithium-bromide absorption-type refrigerating machine simultaneously.
Claims (10)
1, a kind of lithium-bromide absorption-type refrigerating machine that has filter, comprise generator, evaporimeter (7), absorber (4), condenser (6), heat exchanger, solution pump (11), cryogenic fluid pump (12), control system and connect pipeline, the valve of each parts, it is characterized in that: go up at the absorber drain pipe (10) of refrigeration machine the filter of being made up of backwash filter (16) and valve (14) is set, wherein, valve comprises the valve on filter feed tube (13), filter drain pipe (17), cleaning fluid inlet tube (18) and the rinse liquid outlet pipe (15).
2, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 1 is characterized in that: filter is arranged on the outlet of solution pump (11) of refrigeration machine.
3, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 1 is characterized in that: filter is arranged on the inlet tube of solution pump (11) of refrigeration machine.
4, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 2 is characterized in that: be arranged in parallel a solution conduit in parallel (20) with filter.
5, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 4 is characterized in that: the solution liquid capsule (9) that filter drain pipe (17) is connected to absorber bottom go up or the inlet tube of solution pump (11) on.
6, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 1 is characterized in that: described backwash filter (16) is the backwash magnetic filter.
7, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 1 is characterized in that: valve (14) adopts welded type high vacuum stop valve.
8, according to one of them described a kind of lithium-bromide absorption-type refrigerating machine that has filter of claim 1～7, it is characterized in that: go up at the evaporimeter water as refrigerant outlet pipe (21) of refrigeration machine the filter of being made up of backwash filter (16) and valve (14) is set.
9, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 8 is characterized in that: be arranged in parallel a cryogen water pipe in parallel (22) with filter.
10, a kind of lithium-bromide absorption-type refrigerating machine that has filter according to claim 9 is characterized in that: the water as refrigerant liquid capsule (19) that filter outlet pipe (17) is connected to base of evaporator go up or the cryogenic fluid pump inlet tube on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200723232U CN2890777Y (en) | 2006-04-18 | 2006-04-18 | Lithium bromide absorption type refrigerator with filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200723232U CN2890777Y (en) | 2006-04-18 | 2006-04-18 | Lithium bromide absorption type refrigerator with filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2890777Y true CN2890777Y (en) | 2007-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200723232U Expired - Fee Related CN2890777Y (en) | 2006-04-18 | 2006-04-18 | Lithium bromide absorption type refrigerator with filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2890777Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848613A (en) * | 2014-02-19 | 2015-08-19 | 湖南运达节能科技有限公司 | Lithium bromide absorption type unit solution purifying device |
| CN106016813A (en) * | 2016-07-06 | 2016-10-12 | 山西潞安煤基合成油有限公司 | Method and device for removing solid particulates in ammonia water in ammonia absorption refrigeration process |
| WO2019019515A1 (en) * | 2017-07-25 | 2019-01-31 | 远大空调有限公司 | Absorption chiller-heater with external magnetic filter |
-
2006
- 2006-04-18 CN CNU2006200723232U patent/CN2890777Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848613A (en) * | 2014-02-19 | 2015-08-19 | 湖南运达节能科技有限公司 | Lithium bromide absorption type unit solution purifying device |
| CN106016813A (en) * | 2016-07-06 | 2016-10-12 | 山西潞安煤基合成油有限公司 | Method and device for removing solid particulates in ammonia water in ammonia absorption refrigeration process |
| WO2019019515A1 (en) * | 2017-07-25 | 2019-01-31 | 远大空调有限公司 | Absorption chiller-heater with external magnetic filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHUANGLIANG ECO-ENERGEY SYSTEMS CO.,LTD. Free format text: FORMER OWNER: SHUANGLIANG AIR CONDITIONING EQUIPMENT CO LTD, JIANGSU Effective date: 20100913 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100913 Address after: 214444 Li Gang Town, Jiangsu City, Jiangyin Province Patentee after: Shuangliang Energy Saving System Co., Ltd. Address before: 214444 Li Gang Town, Jiangsu City, Jiangyin Province Patentee before: Shuangliang Air Conditioning Equipment Co., Ltd., Jiangsu |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070418 Termination date: 20140418 |