CN201852376U - Ammonia circulating pump set - Google Patents
Ammonia circulating pump set Download PDFInfo
- Publication number
- CN201852376U CN201852376U CN2010202761235U CN201020276123U CN201852376U CN 201852376 U CN201852376 U CN 201852376U CN 2010202761235 U CN2010202761235 U CN 2010202761235U CN 201020276123 U CN201020276123 U CN 201020276123U CN 201852376 U CN201852376 U CN 201852376U
- Authority
- CN
- China
- Prior art keywords
- ammonia
- outlet
- liquid receiver
- ammoniacal liquor
- circulating pump
- 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 - Fee Related
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model discloses an ammonia circulating pump set in the field of refrigerating devices, comprising a horizontal type liquid storage barrel; the bottom of the liquid storage barrel is provided with a liquid storage groove; an ammonia outlet arranged on the liquid storage groove is connected with the inlet of an ammonia pump through a valve and a filter; the outlet of the ammonia pump is divided into two branches, one of which is connected with an evaporator through a check valve while the other of which is connected with the liquid storage barrel through a bypass valve; the top of the liquid storage barrel is provided with an air inlet and an air outlet; the outlet of the evaporator is connected with the air inlet; the air outlet is connected with the inlet of the compressor; and the outlet of the compressor is connected with the liquid storage barrel through a condenser and an ammonia storing machine. The ammonia circulating pump set solves the problem that the gas-liquid separation effect is poor in the prior art so that the ammonia cannot be introduced into a compressor to prevent liquid impact event, thereby ensuring the use reliability of the device; and the device is mainly used for refrigerating industry.
Description
Technical field
The utility model relates to a kind of refrigerating plant, particularly a kind of ammonia pump feed flow EGR.
Background technology
In the prior art, disclose a kind of solar-heating and refrigeration system, its publication number is: CN201141665Y, and it is provided with concentrator and heater, and heater is connected with heat supply chamber and cool room by defeated heat pipe; The indoor heat storage box that is provided with of heat supply is provided with radiator and heat-conducting medium in the heat storage box, heater is connected with radiator by defeated heat pipe, and is communicated with it by liquid back pipe; Be provided with condenser in the cool room and connect choke valve, evaporimeter, heat exchanger, ammonia absorber and ammoniacal liquor circulating pump successively by conduit, condenser, heat exchanger and ammoniacal liquor circulating pump add heater by conduit and ammoniacal liquor in being arranged on heat storage box respectively and are connected.Its weak point is: in this device, the liquid level of ammoniacal liquor is adjusted inconvenient, and gas-liquid separation effect is poor, causes the ammoniacal liquor evaporation insufficient easily, and compressor operating is reliable inadequately, is subject to liquid hammer.
The utility model content
The purpose of this utility model provides a kind of ammonia pump circulating pump group, and the problem with gas-liquid separation in the ammoniacal liquor in the solution prior art can work long hours it, and working conditions of compressor is good.
The purpose of this utility model is achieved in that a kind of ammoniacal liquor circulating pump group, the liquid receiver that comprises horizontal setting, the liquid receiver bottom is provided with hopper, the ammoniacal liquor outlet that is provided with on the hopper is connected to the import of ammonia pump through valve, filter, the liquid outlet of ammonia pump is divided into two-way, one the tunnel is connected to evaporimeter through check-valves, and another road is connected to liquid receiver through by-passing valve; The liquid receiver top is provided with air inlet and gas outlet, and evaporator outlet is connected to described air inlet, and described gas outlet is connected to the import of compressor, and compressor outlet is connected to liquid receiver behind condenser, storage ammonia device.
During this device work, ammoniacal liquor enters the ammonia pump import after filtering through filter, after the ammonia pump pressurization, can be divided into two-way, the logical liquid receiver of getting back in a roadside, another road devaporation device evaporation, ammoniacal liquor sucks vaporization in the evaporimeter, enter in the liquid receiver from air inlet then, gas-liquid is fully separated in liquid receiver, and gas can enter compressor from the gas outlet, liquid then is deposited in the liquid receiver bottom, and can enter the ammonia pump periodic duty once more; Gas condensation liquefaction in condenser after the compressed machine compression by getting back to liquid receiver behind the storage ammonia device, is finished the one action circulation again.Compared with prior art, this device can guarantee the gas-liquid separation in the liquid receiver, makes ammoniacal liquor can not enter compressor and causes the liquid hammer accident, has guaranteed the dependability of device; Compared with prior art, the utility model compact conformation uses reliable.This device is mainly used in refrigeration industry.
For guaranteeing the operate as normal of ammonia pump, be provided with differential pressure controller between the import of described ammonia pump and the outlet.
Bring intrasystem lubricating oil into for can be with compressor operating the time and discharge, described hopper bottom is connected with oil catcher by the road, and oil catcher is connected with oil groove through valve, and the oil catcher top is connected to the air inlet of liquid receiver through valve.Oil can be deposited on the oil catcher bottom, by regular discharging, and can be with its discharge system.
Reliable for the use of assurance device, described ammonia pump parallel connection is provided with two groups.Two groups standby each other, also can work simultaneously, with enlargement discharge.
For convenient gas in the ammonia pump is discharged, guarantee that product is striven in the use of ammonia pump, the return-air mouth cooled via return air valve of described ammonia pump is connected to liquid receiver.
For ease of observing liquid level, so that in time replenish ammoniacal liquor and judge operating mode, described liquid receiver is provided with liquid level gauge.
Description of drawings
Fig. 1 is the utility model fundamental diagram.
Wherein, 1 gas outlet, 2 liquid receivers, 3 liquid level gauges, 4 liquid inlet electromagnetic valves, 5 air inlets, 6 hoppers, 7 filters, 8 by-passing valves, 9 check-valves, 10 differential pressure controllers, 11 ammonia pumps, 12 return-air valves, 13 oil catchers, 14 oil grooves.
The specific embodiment
As shown in Figure 1, be ammoniacal liquor circulating pump group, its structure mainly comprises the liquid receiver 2 of horizontal setting, liquid receiver 2 bottoms are provided with hopper 6, the ammoniacal liquor outlet that is provided with on the hopper 6 is connected to the import of ammonia pump 11 through valve, filter 7, the outlet of ammonia pump 11 is divided into two-way, and one the tunnel is connected to evaporimeter through check-valves 9, and another road is connected to liquid receiver 2 through by-passing valve 8; Liquid receiver 2 tops are provided with air inlet 5 and gas outlet 1, evaporator outlet is connected to described air inlet 5, gas outlet 1 is connected to the import of compressor, compressor outlet is connected to liquid receiver 2 behind condenser, storage ammonia device, between storage ammonia device and liquid receiver, liquid inlet electromagnetic valve 4 can be set, so that the liquid level of control liquid receiver 2; Be provided with differential pressure controller 10 between the import of ammonia pump 11 and the outlet; Hopper 6 bottoms are connected with oil catcher 13 by the road, and oil catcher 13 is connected with oil groove 14 through valve, and oil catcher 13 tops are connected to the air inlet 5 of liquid receiver 2 through valve; Ammonia pump 11 parallel connections are provided with two groups, and corresponding pipeline, valve, the filter 7 that links to each other with ammonia pump 11 is also corresponding to be provided with two groups; The return-air mouth cooled via return air valve 12 of ammonia pump 11 is connected to liquid receiver 2; Liquid receiver 2 is provided with liquid level gauge 3.
During this device work, ammoniacal liquor enters ammonia pump 11 imports after filtering through filter 7, after ammonia pump 11 pressurizations, can be divided into two-way, the logical liquid receiver 2 of getting back in a roadside, another road devaporation device evaporation, ammoniacal liquor sucks vaporization in the evaporimeter, enter in the liquid receiver 2 from air inlet 5 then, gas-liquid is fully separated in liquid receiver 2, and gas can be from the gas outlet 1 enters compressor, liquid then is deposited in liquid receiver 2 bottoms, and can enter ammonia pump 11 periodic duties once more; Gas condensation liquefaction in condenser after the compressed machine compression enters storage ammonia device again, can get back to liquid receiver 2 once more from liquid inlet electromagnetic valve 4 then.
Claims (6)
1. ammoniacal liquor circulating pump group, it is characterized in that: the liquid receiver that comprises horizontal setting, the liquid receiver bottom is provided with hopper, the ammoniacal liquor outlet that is provided with on the hopper is connected to the import of ammonia pump through valve, filter, the outlet of ammonia pump is divided into two-way, one the tunnel is connected to evaporimeter through check-valves, and another road is connected to liquid receiver through by-passing valve; The liquid receiver top is provided with air inlet and gas outlet, and evaporator outlet is connected to described air inlet, and described gas outlet is connected to the import of compressor, and compressor outlet is connected to liquid receiver behind condenser, storage ammonia device.
2. ammoniacal liquor circulating pump group according to claim 1 is characterized in that: be provided with differential pressure controller between the import of described ammonia pump and the outlet.
3. ammoniacal liquor circulating pump group according to claim 1 and 2 is characterized in that: described hopper bottom is connected with oil catcher by the road, and oil catcher is connected with oil groove through valve, and the oil catcher top is connected to the air inlet of liquid receiver through valve.
4. ammoniacal liquor circulating pump group according to claim 1 and 2 is characterized in that: described ammonia pump parallel connection is provided with two groups.
5. ammoniacal liquor circulating pump group according to claim 4 is characterized in that: the return-air mouth cooled via return air valve of described ammonia pump is connected to liquid receiver.
6. ammoniacal liquor circulating pump group according to claim 1 and 2, it is characterized in that: described liquid receiver is provided with liquid level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202761235U CN201852376U (en) | 2010-07-30 | 2010-07-30 | Ammonia circulating pump set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202761235U CN201852376U (en) | 2010-07-30 | 2010-07-30 | Ammonia circulating pump set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201852376U true CN201852376U (en) | 2011-06-01 |
Family
ID=44094767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202761235U Expired - Fee Related CN201852376U (en) | 2010-07-30 | 2010-07-30 | Ammonia circulating pump set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201852376U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676987A (en) * | 2013-12-18 | 2014-03-26 | 中煤第五建设有限公司 | Freezing station liquid ammonia automatic control system |
| CN104296826A (en) * | 2013-07-15 | 2015-01-21 | 广东美的暖通设备有限公司 | Gas-liquid separator and liquid level measuring device and method thereof |
-
2010
- 2010-07-30 CN CN2010202761235U patent/CN201852376U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296826A (en) * | 2013-07-15 | 2015-01-21 | 广东美的暖通设备有限公司 | Gas-liquid separator and liquid level measuring device and method thereof |
| CN104296826B (en) * | 2013-07-15 | 2018-01-16 | 广东美的暖通设备有限公司 | Gas-liquid separator and its liquid level emasuring device and level measuring method |
| CN103676987A (en) * | 2013-12-18 | 2014-03-26 | 中煤第五建设有限公司 | Freezing station liquid ammonia automatic control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20140730 |
|
| EXPY | Termination of patent right or utility model |