CN202853934U - Refrigerator refrigerant sampling tank - Google Patents
Refrigerator refrigerant sampling tank Download PDFInfo
- Publication number
- CN202853934U CN202853934U CN201220446127.2U CN201220446127U CN202853934U CN 202853934 U CN202853934 U CN 202853934U CN 201220446127 U CN201220446127 U CN 201220446127U CN 202853934 U CN202853934 U CN 202853934U
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- diaphragm valve
- sampling jar
- vacuum diaphragm
- vacuum
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Abstract
The utility model provides a refrigerator refrigerant sampling tank which comprises a vacuum pump which is communicated with a first vacuum diaphragm valve; the first vacuum diaphragm valve is communicated with a sampling tank body; the sampling tank body is communicated with a second vacuum diaphragm valve; the second vacuum diaphragm valve is communicated with a water outlet; the sampling tank body is also communicated with a third vacuum diaphragm valve; and the third vacuum diaphragm valve is communicated with a refrigerant pump outlet valve. The vacuum pump is firstly used for pumping the air in the sampling tank body so as to cause the air pressure in the sampling tank body to be lower than that of the refrigerant pump outlet valve; then, refrigerant flows into the sampling tank body; and finally, the refrigerant flows out from the water outlet. The refrigerator refrigerant sampling tank solves the problem that the refrigerant can not be directly taken out since the pressure of the refrigerant pump outlet valve is lower than the air pressure, and can be used for conveniently taking out the refrigerant, so that the concentration and the specific gravity of the refrigerant can be detected, and the daily maintenance and overhaul of a refrigerator can be conveniently carried out.
Description
Technical field
The utility model relates to a kind of refrigeration mechanism cryogen sampling jar.
Background technology
Lithium-bromide absorption-type refrigerating machine is a kind of take heat energy as power, take wood as cold-producing medium, take lithium bromide as absorbing agent, is used for producing a kind of refrigerating plant that is higher than 0 ° of C cold water.Its principle is to utilize lithium bromide water solution very easily to absorb the characteristic of water vapour under certain concentration and temperature in brief, absorption is from evaporator evaporation water vapour out, lithium-bromide solution becomes dilute solution after absorbing water vapour, deliver to generator by solution pump (being equivalent to the compressor in the compression-type refrigeration device), in generator, be subjected to the thermal source heating of working steam or other form to become strong solution, flow back to again absorber and absorb.The water vapour that generator is evaporated then flow to condenser condenses Cheng Shui, delivers in the evaporator after throttling and evaporates, and chilled water has been made in heat absorption, and so circulation reaches the purpose of continuous cooling.
Lithium-bromide absorption-type refrigerating machine is similar to the refrigeration machine of other type, and its distinguishing feature is to utilize low gesture heat energy, good economical benefit, and nontoxic, tasteless, safe and reliable without explosion hazard, particularly its cold-producing medium is pure water, and ozonosphere is not produced brokenly ring.This refrigeration machine without other rotating machine parts, vibrates except canned motor pump, noise is little, can carry out the step-less adjustment of cold in 20% ~ 100% scope, and varying load adaptability is good.But also Shortcomings part, cooling water inflow is more than the compression-type refrigeration device; Thereby the capacity of cooling tower and water pump is all much bigger.Lithium-bromide solution has strong corrosivity to metal especially white metal in the situation that has air to exist, therefore high to sealing requirements.
In recent years, the Lithium Bromide-water Absorption development is very fast.Though its initial cost is large, owing to its economize on electricity, economy, its refrigeration working medium does not damage the ozone layer, and is free from environmental pollution, and a lot of users trend towards selecting this kind refrigeration machine.
In daily operation maintenance, regularly to lithium-bromide solution concentration, proportion, and refrigerant concentration, proportion to detect be to grasp the requisite mode of refrigerator operation effect.
But in the testing process of refrigerant concentration, proportion, the cold-producing medium sampling is cumbersome.Because cryogenic fluid pump outlet valve place pressure is lower than atmospheric pressure, thus can not direct sample, so can't detect refrigerant concentration, proportion.
The utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of refrigeration mechanism cryogen sampling jar, and being used for solving prior art can't be to the cold-producing medium direct sample, can not carry out the problem of the detection of the concentration of cold-producing medium and proportion.
Reach for achieving the above object other relevant purposes, the utility model provides a kind of refrigeration mechanism cryogen sampling jar, and it comprises vacuum pump, and vacuum pump is communicated with the first vacuum diaphragm valve, and the first vacuum diaphragm valve is communicated with the sampling jar body; The sampling jar body is communicated with the second vacuum diaphragm valve, and the second vacuum diaphragm valve is communicated with water delivering orifice; The sampling jar body also is communicated with the 3rd vacuum diaphragm valve, and the 3rd vacuum diaphragm valve is communicated with the cryogenic fluid pump outlet valve.
Extract the intrinsic air of sampling jar with vacuum pump first, make the intrinsic air pressure of sampling jar be lower than the air pressure at cryogenic fluid pump outlet valve place, make again cold-producing medium flow in the sampling jar body, make at last cold-producing medium flow out from water delivering orifice.This refrigeration mechanism cryogen sampling jar has overcome cryogenic fluid pump outlet valve place pressure and has been lower than atmospheric pressure, cause directly to take out the problem of cold-producing medium, use this refrigeration mechanism cryogen sampling jar can take out easily cold-producing medium, thereby can concentration and the proportion of cold-producing medium be detected, made things convenient for the daily Maintenance and Repair of refrigeration machine.
Preferably, the sampling jar body is communicated with a tensimeter.Tensimeter can be observed at any time the intrinsic pressure of sampling jar and change, and the handled easily personnel judge whether the intrinsic air pressure of sampling jar satisfies the requirement of operating process.
Preferably, the outside surface of sampling jar body is provided with a transparent window.Further preferred, transparent window is vertical strip, is positioned on the sidewall of sampling jar body.Operating personnel can observe cold-producing medium in the intrinsic situation of sampling jar at any time from transparent window, and the handled easily personnel confirm whether the sampling amount of cold-producing medium satisfies sampling requirement; And transparent window is made as vertical strip, and and be positioned on the sidewall of sampling jar body, then can directly find out the horizontal position of cold-producing medium in the sampling jar body, more convenient operating personnel's observation.
As mentioned above, refrigeration mechanism cryogen sampling jar of the present utility model has following beneficial effect:
This refrigeration mechanism cryogen sampling jar has overcome cryogenic fluid pump outlet valve place pressure and has been lower than atmospheric pressure, and the problem that causes directly taking out cold-producing medium, use this refrigeration mechanism cryogen sampling jar can take out easily cold-producing medium, thereby can concentration and the proportion of cold-producing medium be detected, made things convenient for the daily Maintenance and Repair of refrigeration machine.
Description of drawings
Fig. 1 is shown as the structural representation of a kind of embodiment of the utility model refrigeration mechanism cryogen sampling jar.
The element numbers explanation
1 vacuum pump
2 first vacuum diaphragm valves
3 sampling jar bodies
4 second vacuum diaphragm valves
5 first vacuum hoses
6 tensimeters
7 the 3rd vacuum diaphragm valves
8 second vacuum hoses
9 transparent windows
10 cryogenic fluid pump outlet valves
Embodiment
Below by particular specific embodiment embodiment of the present utility model is described, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this instructions.
See also Fig. 1.Notice, the appended graphic structure that illustrates of this instructions, ratio, size etc., equal contents in order to cooperate instructions to disclose only, understand and reading for person skilled in the art scholar, be not to limit the enforceable qualifications of the utility model, so technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the purpose that can reach, all should still drop on the technology contents that the utility model discloses and get in the scope that can contain.Simultaneously, quote in this instructions as " on ", D score, " left side ", " right side ", " centre " reach the term of " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when also being considered as the enforceable category of the utility model.
As shown in Figure 1, the utility model provides a kind of refrigeration mechanism cryogen sampling jar, and it comprises vacuum pump 1, and vacuum pump 1 is communicated with the first vacuum diaphragm valve 2, and the first vacuum diaphragm valve 2 is communicated with sampling jar body 3; The first vacuum diaphragm valve 2 is communicated with by the first vacuum hose 5 with vacuum pump 1; Sampling jar body 3 is communicated with the second vacuum diaphragm valve 4, and the second vacuum diaphragm valve 4 is communicated with water delivering orifice; Sampling jar body 3 also is communicated with the 3rd vacuum diaphragm valve 7, and the 3rd vacuum diaphragm valve 7 is communicated with cryogenic fluid pump outlet valve 10; The 3rd vacuum diaphragm valve 7 is communicated with by the second vacuum hose 8 with cryogenic fluid pump outlet valve 10; Sampling jar body 3 is communicated with a tensimeter 6; The outside surface of sampling jar body 3 is provided with a transparent window 9; Transparent window 9 is vertical strip, is positioned on the sidewall of sampling jar body 3.
The program of getting cold-producing medium of this refrigeration mechanism cryogen sampling jar is as follows:
1) the first vacuum hose 5 is communicated with vacuum pump 1, the second vacuum hose 8 is communicated with cryogenic fluid pump outlet valve 10;
2) affirmation the second vacuum diaphragm valve 4 is closed, and opens vacuum pump 1, opens the first vacuum diaphragm valve 2 and the 3rd vacuum diaphragm valve 7 again, extracts the air in the sampling jar body 3;
3) treat vacuum pump 1 operation 10 ~ 15 minutes, close the first vacuum diaphragm valve 2 after, make vacuum pump 1 out of service;
4) observe tensimeter 6 and whether change, small if tensimeter 6 changes, then can open cryogenic fluid pump outlet valve 10, cold-producing medium is flowed in the sampling jar body 3;
5) observe by transparent window 9, when the influx of cold-producing medium reaches required amount, close the 3rd vacuum diaphragm valve 7 and cryogenic fluid pump outlet valve 10;
6) open the first vacuum diaphragm valve 2, make air pressure and atmospheric pressure balance in the sampling jar body 3;
7) open the second vacuum diaphragm valve 4, access cold-producing medium from water outlet, detect.
If cold-producing medium proportion, illustrates that cold-producing medium is polluted by lithium bromide greater than 1.04, at this moment will carry out cold-producing medium regeneration.Because if do not regenerate, along with the increase of refrigerator operation time, lithium bromide content increases in the cold-producing medium, and water vapor pressure descends, and the corresponding vapor pressure of evaporating temperature diminishes, and receptivity weakens, and refrigerating capacity reduces.The cold-producing medium renovation process is as follows: during refrigerator operation, cryogenic fluid pump is exported to valve manual unlocking between the solution pump entrance, cold-producing medium is flow in the lithium-bromide solution, then solution is delivered to generator by solution pump, reheat boiling and produce refrigerant vapour, become liquid to flow back to the original contaminated cold-producing medium of dilution in the evaporator through condenser condenses, regenerative process needs repeatedly until till proportion is down to 1.02 below, and this process must be noted that to observe solution pump when carrying out, cryogenic fluid pump moves in case unexpected termination of pumping bromizates lithium solution pours in the cold-producing medium.
In sum, the utility model refrigeration mechanism cryogen sampling jar has overcome cryogenic fluid pump outlet valve place pressure and has been lower than atmospheric pressure, cause directly to take out the problem of cold-producing medium, use this refrigeration mechanism cryogen sampling jar can take out easily cold-producing medium, thereby can concentration and the proportion of cold-producing medium be detected, made things convenient for the daily Maintenance and Repair of refrigeration machine.So the utility model has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not is used for restriction the utility model.Any person skilled in the art scholar all can be under spirit of the present utility model and category, and above-described embodiment is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of finishing under spirit that the utility model discloses and the technological thought, must be contained by claim of the present utility model.
Claims (4)
1. refrigeration mechanism cryogen sampling jar, it is characterized in that: it comprises vacuum pump (1), and described vacuum pump (1) is communicated with the first vacuum diaphragm valve (2), and described the first vacuum diaphragm valve (2) is communicated with sampling jar body (3); Described sampling jar body (3) is communicated with the second vacuum diaphragm valve (4), and described the second vacuum diaphragm valve (4) is communicated with water delivering orifice; Described sampling jar body (3) also is communicated with the 3rd vacuum diaphragm valve (7), and described the 3rd vacuum diaphragm valve (7) is communicated with cryogenic fluid pump outlet valve (10).
2. refrigeration mechanism cryogen sampling jar according to claim 1, it is characterized in that: described sampling jar body (3) is communicated with a tensimeter (6).
3. refrigeration mechanism cryogen sampling jar according to claim 1, it is characterized in that: the outside surface of described sampling jar body (3) is provided with a transparent window (9).
4. refrigeration mechanism cryogen sampling jar according to claim 3, it is characterized in that: described transparent window (9) is vertical strip, is positioned on the sidewall of described sampling jar body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220446127.2U CN202853934U (en) | 2012-09-04 | 2012-09-04 | Refrigerator refrigerant sampling tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220446127.2U CN202853934U (en) | 2012-09-04 | 2012-09-04 | Refrigerator refrigerant sampling tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202853934U true CN202853934U (en) | 2013-04-03 |
Family
ID=47985118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220446127.2U Expired - Lifetime CN202853934U (en) | 2012-09-04 | 2012-09-04 | Refrigerator refrigerant sampling tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202853934U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181392A (en) * | 2015-08-17 | 2015-12-23 | 石家庄国祥运输设备有限公司 | Sampling tool and sampling method for refrigerant used for air conditioning unit |
| CN105717259A (en) * | 2016-03-08 | 2016-06-29 | 广东美的制冷设备有限公司 | Refrigerant distribution testing system and method |
-
2012
- 2012-09-04 CN CN201220446127.2U patent/CN202853934U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181392A (en) * | 2015-08-17 | 2015-12-23 | 石家庄国祥运输设备有限公司 | Sampling tool and sampling method for refrigerant used for air conditioning unit |
| CN105717259A (en) * | 2016-03-08 | 2016-06-29 | 广东美的制冷设备有限公司 | Refrigerant distribution testing system and method |
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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: 20130403 |