CN203068887U - Vacuum maintaining device for refrigerating machine - Google Patents
Vacuum maintaining device for refrigerating machine Download PDFInfo
- Publication number
- CN203068887U CN203068887U CN2012205867207U CN201220586720U CN203068887U CN 203068887 U CN203068887 U CN 203068887U CN 2012205867207 U CN2012205867207 U CN 2012205867207U CN 201220586720 U CN201220586720 U CN 201220586720U CN 203068887 U CN203068887 U CN 203068887U
- Authority
- CN
- China
- Prior art keywords
- gas
- cylindrical shell
- liquid
- valve
- absorber
- Prior art date
- 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 - Lifetime
Links
Images
Classifications
-
- 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
Abstract
The utility model discloses a vacuum maintaining device for a refrigerating machine. The vacuum maintaining device for the refrigerating machine comprises a gas collecting device, a gas-liquid separating device and an automatic gas exhausting device. The gas collecting device is connected with the gas-liquid separating device, and the gas-liquid separating device is connected with the automatic gas exhausting device. The gas collecting device comprises a solution inlet valve, a condenser gas-extraction valve, an absorber gas-extraction valve, an absorber ejector and a condenser ejector. The gas-liquid separating device comprises a gas-liquid separator, and liquid return pipelines, wherein the gas-liquid separator comprises a barrel body and a sleeve. The automatic gas exhausting device comprises a gas reservoir chamber and a palladium hydrogen discharging device. The vacuum maintaining device for the refrigerating machine further comprises an automatic alarming device. The automatic alarming device comprises a pressure switch isolating valve, a pressure control switch and a pressure gage. The vacuum maintaining device for the refrigerating machine is low in cost, high in efficiency, convenient to use, easy to maintain, and good in sealing performance.
Description
Technical field
The present invention relates to a kind of vacuum holdout device, especially a kind of for the vacuum holdout device on the refrigeration machine, belong to refrigerating machine and equipment technical field.
Background technology
Absorption Refrigerator is to rely on the effect of absorber-generator group to finish kind of refrigeration cycle, can be divided into ammonia water absorbing, suction-type lithium bromide, 3 kinds of refrigeration machines of absorption-diffusion type.At present, lithium-bromide absorption-type refrigerating machine (hereinafter to be referred as bromine cooling machine) need move under high vacuum state, and lithium-bromide solution has certain corrosivity to metal, produce gas in absorber in bromine cooling machine and the condenser easily, wherein incoagulable gas mainly is hydrogen, and the existence of gas will significantly reduce the refrigerating capacity of bromine cooling machine, shorten its service life, increase energy consumption, influence is normal produces and life.Therefore, must carry out in time and effectively handling to the incoagulable gas in the bromine cooling machine.
Summary of the invention
The purpose of this invention is to provide a kind of vacuum holdout device, this device can effectively be discharged refrigeration machine with gas, guarantee refrigeration machine under high vacuum state, realize the refrigeration.
The present invention is achieved by the following technical programs:
A kind of refrigeration machine vacuum holdout device comprises gas collecting apparatus, gas-liquid separation device, automatic exhaust device; Gas collecting apparatus is connected with gas-liquid separation device, and gas-liquid separation device is connected with automatic exhaust device; Gas collecting apparatus comprises solution feed liquor valve, condenser extraction valve, absorber extraction valve, absorber injector, condenser injector, solution feed liquor valve one end connects refrigeration machine, other end shunting is connected with absorber injector, condenser injector respectively, condenser extraction valve one end is connected with condenser, the other end is connected with the condenser injector, absorber extraction valve one end is connected with absorber, and the other end is connected with the absorber injector; Gas-liquid separation device comprises gas-liquid separator, liquid back pipe road, gas-liquid separator comprises cylindrical shell and sleeve, sleeve is open-top receptacle, be arranged on the inside of cylindrical shell, distance is left at the opening end of sleeve and the top of cylindrical shell, and the bottom of cylindrical shell is provided with the liquid back pipe road, and the liquid back pipe road other end connects refrigeration machine, the port of export of absorber injector, condenser injector passes the cylindrical shell of gas-liquid separator and is arranged on the inside of sleeve, and it leaves the gap with the cover tube bottom; Automatic exhaust device comprises air storage chamber, palladium row hydrogen production device, and air storage chamber one side is connected with the cylindrical shell top of gas-liquid separator, and the junction is arranged in the opening end of sleeve and the distance that the cylindrical shell top is left, and the opposite side of air storage chamber is provided with palladium and arranges hydrogen production device.
Purpose of the present invention can also further realize by following technical measures.
Aforesaid refrigeration machine vacuum holdout device, also comprise autoalarm, autoalarm comprises pressure switch isolating valve, pressure control switch, pressure gauge, one end of pressure switch isolating valve is connected with the cylindrical shell of gas-liquid separator, the junction is arranged in the opening end of sleeve and the distance that the cylindrical shell top is left, one end of pressure control switch is connected with the other end of pressure switch isolating valve, and pressure gauge is connected with the other end of pressure control switch.
Aforesaid refrigeration machine vacuum holdout device, the cylindrical shell junction of described air storage chamber and gas-liquid separator is provided with the air storage chamber isolating valve.
Aforesaid refrigeration machine vacuum holdout device, described air storage chamber also is provided with extraction valve.
Aforesaid refrigeration machine vacuum holdout device, the cylindrical shell bottom of described gas-liquid separator is provided with blowoff valve.
Aforesaid refrigeration machine vacuum holdout device also is provided with back the liquid valve on the liquid back pipe road of described gas-liquid separation device.
Gas collecting apparatus of the present invention is to utilize absorber injector, condenser injector that the gas in absorber and the condenser is carried out gas collection simultaneously, the one, the drainage condensable gas condenses in weak solution, the 2nd, the drainage incoagulable gas forms gas liquid mixture with weak solution and enters gas-liquid separation device, the efficient height, weak solution of the present invention is lithium-bromide solution just, need not to add other solution, save cost, easy to use; Gas-liquid separation device is to adopt the sleeve in the gas-liquid separator to carry out gravity settling separation, because incoagulable gas is different with density of liquid in the gas liquid mixture, liquid can be subjected to the effect of gravity, produce a downward speed, and incoagulable gas is finally separated out weak solution owing to buoyancy function moves upward, when incoagulable gas constantly produces, pressure increases, incoagulable gas finally enters air storage chamber, after the weak solution in the sleeve is overflowed sleeve, flow into the cylindrical shell of gas-liquid separator, because the pressure effect is back to bromine cooling machine by the liquid back pipe road, whole gas-liquid separation process need not extra power, utilizes sedimentation theory to carry out gas-liquid separation, weak solution after the separation flows into bromine cooling machine again and carries out operation, saves cost; Automatic exhaust device utilizes hydrogen dissolving, dispersal pattern to carry out exhaust, and hydrogen feeds palladium row hydrogen production device and carries out exhaust, and exhaust is reliable and stable, can timely and effectively gas be discharged, and guarantees that the bromine cooling machine internal pressure is in normal condition, and safeguards simple; The present invention is according to Vacuum Chamber Design, and air-tightness satisfies the requirement of bromine cooling machine fully, and is corrosion-resistant, and is low to the working environment requirement, long service life; The present invention also is provided with autoalarm, when causing other gases to enter when the row's of losing Hydrogen Energy power after the palldium alloy arrival life-span damage or owing to the bromine cooling machine leakage, causes pressure to rise above alarming value, and pressure gauge can send alarm signal; Lithium-bromide solution can produce sediment in the cylindrical shell bottom of gas-liquid separator after using a period of time, can it be discharged by the blowoff valve of gas-liquid separator, and is easy to use.
Advantage of the present invention and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is front view of the present invention.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
The present invention includes gas collecting apparatus 20, gas-liquid separation device 30, automatic exhaust device 40, autoalarm 50; Gas collecting apparatus 20 is connected with gas-liquid separation device 30, and gas-liquid separation device 30 is connected with automatic exhaust device 40; Gas collecting apparatus 20 comprises, solution feed liquor valve 1, condenser extraction valve 2, absorber extraction valve 3, absorber injector 4, condenser injector 5, solution feed liquor valve 1 one ends connect refrigeration machine, other end shunting is connected with absorber injector 4, condenser injector 5 respectively, condenser extraction valve 2 one ends are connected with condenser, the other end is connected with condenser injector 5, absorber extraction valve 3 one ends are connected with absorber, and the other end is connected with absorber injector 4; Gas-liquid separation device 30 comprises gas-liquid separator 13, liquid back pipe road 18, gas-liquid separator 13 comprises cylindrical shell 17 and sleeve 16, sleeve 16 is open-top receptacle, be arranged on the inside of cylindrical shell 17, distance is left at the top of the opening end of sleeve 16 and cylindrical shell 17, the bottom of cylindrical shell 17 is provided with liquid back pipe road 18, liquid back pipe road 18 other ends connect refrigeration machine, also be provided with back liquid valve 14 on the liquid back pipe road 18, absorber injector 4, the port of export of condenser injector 5 passes the cylindrical shell 17 of gas-liquid separator 13 and is arranged on the inside of sleeve 16, the gap is left in itself and sleeve 16 bottoms, and cylindrical shell 17 bottoms of gas-liquid separator 13 are provided with blowoff valve 15; Automatic exhaust device 40 comprises air storage chamber 7, palladium row hydrogen production device 6, air storage chamber 7 one sides are connected with cylindrical shell 17 tops of gas-liquid separator 13, the junction is arranged in the opening end of sleeve 16 and the distance that cylindrical shell 17 tops are left, air storage chamber 7 is provided with air storage chamber isolating valve 8 with cylindrical shell 17 junctions of gas-liquid separator 13, the opposite side of air storage chamber 7 is provided with palladium row hydrogen production device 6, and air storage chamber 7 also is provided with extraction valve 9; Autoalarm 50 comprises pressure switch isolating valve 10, pressure control switch 11, pressure gauge 12, one end of pressure switch isolating valve 10 is connected with the cylindrical shell 17 of gas-liquid separator 13, the junction is arranged in the opening end of sleeve 16 and the distance that cylindrical shell 17 tops are left, one end of pressure control switch 11 is connected with the other end of pressure switch isolating valve 10, and pressure gauge 12 is connected with the other end of pressure control switch 11.
1 shunting enters absorber injector 4, condenser injector 5 at a high speed to weak solution through solution feed liquor valve, the variation of circumferential pressure produces the effect of drainage when utilizing the weak solution flow at high speed to surrounding fluid, the absorber extraction valve 3 that is connected with absorber injector 4, the condenser extraction valve 2 that is connected with condenser injector 5 are extracted the gas in absorber and the condenser out respectively, the one, the drainage condensable gas condenses in weak solution, and the 2nd, the drainage incoagulable gas forms gas liquid mixture with weak solution and enters gas-liquid separation device 30; When gas liquid mixture passes through absorber injector 4, after the port of export of condenser injector 5 enters sleeve 16 bottoms of gas-liquid separator 13, because incoagulable gas is different with density of liquid in the gas liquid mixture, liquid can be subjected to the effect of gravity, produce a downward speed, and incoagulable gas is finally separated out weak solution owing to buoyancy function moves upward, when incoagulable gas constantly produces, pressure increases, incoagulable gas finally enters by air storage chamber isolating valve 8 and enters air storage chamber 7, after the weak solution in the sleeve 16 is overflowed sleeve 16, flow into the cylindrical shell 17 of gas-liquid separator 13, because the pressure effect is back to bromine cooling machine by liquid back pipe road 18; After hydrogen enters air storage chamber 7, feed a side of film in the palladium row hydrogen production device 6, hydrogen molecule is at first in film surface chemistry absorption and be dissociated into hydrogen atom, the latter is dissolved in and forms hydride in the palldium alloy, and the hydrogen atom that volume is very little is positioned at the gap of palldium alloy lattice, can move freely, under the driving of concentration gradient, hydrogen atom is diffused into the opposite side of film and separates out, and recombines into desorption behind the hydrogen molecule, and incoagulable gas hydrogen is discharged incessantly; The row's of losing Hydrogen Energy power or bromine cooling machine occur leaking when causing other gases to enter after the palldium alloy in the palladium row hydrogen production device 6 arrives the life-span damage; the pressure of gas-liquid separator 13 rises; after pressure surpasses the expection setting value; alarm signal can appear in the pressure gauge 12 in the autoalarm 50, at this moment the shutdown inspection problem.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (6)
1. a refrigeration machine vacuum holdout device is characterized in that: comprise gas collecting apparatus, gas-liquid separation device, automatic exhaust device; Described gas collecting apparatus is connected with gas-liquid separation device, and gas-liquid separation device is connected with automatic exhaust device; Described gas collecting apparatus comprises solution feed liquor valve, condenser extraction valve, absorber extraction valve, absorber injector, condenser injector, described solution feed liquor valve one end connects refrigeration machine, other end shunting is connected with absorber injector, condenser injector respectively, described condenser extraction valve one end is connected with condenser, the other end is connected with the condenser injector, described absorber extraction valve one end is connected with absorber, and the other end is connected with the absorber injector; Described gas-liquid separation device comprises gas-liquid separator, liquid back pipe road, described gas-liquid separator comprises cylindrical shell and sleeve, described sleeve is open-top receptacle, be arranged on the inside of cylindrical shell, distance is left at the opening end of described sleeve and the top of cylindrical shell, and the bottom of described cylindrical shell is provided with the liquid back pipe road, and the liquid back pipe road other end connects refrigeration machine, the port of export of described absorber injector, condenser injector passes the cylindrical shell of gas-liquid separator and is arranged on the inside of sleeve, and it leaves the gap with the cover tube bottom; Described automatic exhaust device comprises air storage chamber, palladium row hydrogen production device, and described air storage chamber one side is connected with the cylindrical shell top of gas-liquid separator, and the junction is arranged in the opening end of sleeve and the distance that the cylindrical shell top is left, and the opposite side of air storage chamber is provided with palladium and arranges hydrogen production device.
2. refrigeration machine vacuum holdout device as claimed in claim 1, it is characterized in that: also comprise autoalarm, described autoalarm comprises pressure switch isolating valve, pressure control switch, pressure gauge, one end of described pressure switch isolating valve is connected with the cylindrical shell of gas-liquid separator, the junction is arranged in the opening end of sleeve and the distance that the cylindrical shell top is left, one end of described pressure control switch is connected with the other end of pressure switch isolating valve, and described pressure gauge is connected with the other end of pressure control switch.
3. refrigeration machine vacuum holdout device as claimed in claim 1, it is characterized in that: the cylindrical shell junction of described air storage chamber and gas-liquid separator is provided with the air storage chamber isolating valve.
4. refrigeration machine vacuum holdout device as claimed in claim 1, it is characterized in that: described air storage chamber also is provided with extraction valve.
5. refrigeration machine vacuum holdout device as claimed in claim 1 is characterized in that: be provided with blowoff valve bottom the cylindrical shell of described gas-liquid separator.
6. refrigeration machine vacuum holdout device as claimed in claim 1 is characterized in that: also be provided with back the liquid valve on the liquid back pipe road of described gas-liquid separation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205867207U CN203068887U (en) | 2012-11-09 | 2012-11-09 | Vacuum maintaining device for refrigerating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205867207U CN203068887U (en) | 2012-11-09 | 2012-11-09 | Vacuum maintaining device for refrigerating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203068887U true CN203068887U (en) | 2013-07-17 |
Family
ID=48767666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205867207U Expired - Lifetime CN203068887U (en) | 2012-11-09 | 2012-11-09 | Vacuum maintaining device for refrigerating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203068887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944084A (en) * | 2012-11-09 | 2013-02-27 | 镇江市富来尔制冷工程技术有限公司 | Refrigerator vacuum maintaining device |
-
2012
- 2012-11-09 CN CN2012205867207U patent/CN203068887U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944084A (en) * | 2012-11-09 | 2013-02-27 | 镇江市富来尔制冷工程技术有限公司 | Refrigerator vacuum maintaining device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203833679U (en) | Reverse osmosis water purifier | |
| CN105115203B (en) | Automatic pumping system, the refrigeration unit with the system and Automatic-bleeding method | |
| CN102944084A (en) | Refrigerator vacuum maintaining device | |
| CN203068887U (en) | Vacuum maintaining device for refrigerating machine | |
| CN202289807U (en) | Adsorption and condensation technology-based organic vapor recovery unit | |
| CN203360018U (en) | Throttling expansion self-refrigeration labyrinth type deamination device | |
| CN202962136U (en) | Special centrifugal type oil stain separator for compressed natural gas | |
| CN203408490U (en) | Vacuumizing pipeline gas essential oil recovery device | |
| CN201687684U (en) | Vacuum pump gas absorption device and vacuum set adopting same | |
| CN113193238B (en) | Vacuum battery formation system and using method thereof | |
| CN201787770U (en) | Combined functional ammonia evaporator | |
| CN201102911Y (en) | Waste oil water collecting device | |
| CN204147595U (en) | A kind of circulation condensation device of vacuum oil purifier | |
| CN204265453U (en) | A kind of device of lower concentration ammoniacal liquor high purity ammonia | |
| CN202562150U (en) | Gas-liquid separation device | |
| CN201404707Y (en) | Condensation jar and condensation film oil-gas recovery device using same | |
| CN201163020Y (en) | Water storage tank of closed circulating phase-change heat distribution system of industrial boiler | |
| CN203303666U (en) | Material overflow prevention device in concentrator | |
| CN202101891U (en) | Sampling cooler | |
| CN203355338U (en) | Gas-liquid separator | |
| CN203441640U (en) | Embedded oil-gas separator for oil tank of motorcycle | |
| CN203783655U (en) | Drain recovery device for steam turbine | |
| CN203464774U (en) | Condenser used for producing meropenem branched chains | |
| CN202942672U (en) | DMF (Dimethyl Formamide) recovering device in production of synthetic leather | |
| CN203011031U (en) | Ice maker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |