CN210070316U

CN210070316U - Prevent condensation visual window device and take device's air conditioner dialysis repair system

Info

Publication number: CN210070316U
Application number: CN201920187969.2U
Authority: CN
Inventors: 张王
Original assignee: Rysda Automotive Technical Services (guangzhou) Co Ltd
Current assignee: Rysda Automotive Technical Services (guangzhou) Co Ltd
Priority date: 2019-02-02
Filing date: 2019-02-02
Publication date: 2020-02-14
Anticipated expiration: 2029-02-02

Abstract

The utility model relates to an air conditioner dialysis repair field discloses a prevent condensation visual window device and take device's air conditioner dialysis repair system, and it includes: the base, set up relative first dog, the second dog respectively at the both ends of base, at first dog, be provided with respectively on the second dog in order to supply the first hole portion that the liquid refrigerant flowed through, the second hole portion, be provided with the gas pocket that supplies bleed on first dog or the second dog, be provided with visual pipeline between first dog, the second dog, and cup joint the outer tube outside visual pipeline, the outer tube respectively with be located its both ends first dog, second dog sealing connection, visual pipeline, the outer tube is the transparence respectively, the outer tube cup joints outside visual pipeline, each entry, export and visual pipeline communicate with each other, the gas pocket communicates with each other with visual pipeline, the ring conduit between the outer tube, the gas pocket is used for bleeding in order to take out visual pipeline, the ring conduit between the outer tube to the vacuum form.

Description

Prevent condensation visual window device and take device's air conditioner dialysis repair system

Technical Field

The utility model relates to an air conditioner dialysis repair field especially relates to a prevent visual window device of condensation and take device's air conditioner dialysis repair system.

Background

Automotive air conditioning refrigerant contamination has become a serious issue that must be looked at. When the control of automobile exhaust pollution in China is still difficult, perhaps most people do not notice the pollution of the automobile air conditioner refrigerant which is nearly out of control in the automobile maintenance industry.

The pollution of automobile exhaust can be seen and smelled, but the pollution of automobile air-conditioning refrigerant can not be seen and smelled, so that it is called white pollution by industry person. On the Beijing geocaching chemical control workshop, the deep automobile maintenance person who is an environmental protection volunteer worries the current white pollution situation of the automobile in China.

Although China makes it clear as early as 2000 that automobile air conditioner maintenance enterprises must replace non-environment-friendly products R12 with environment-friendly R134a, the environment-friendly products R12 still bring huge greenhouse effect due to random emission in the maintenance process although R134a is adopted.

SUMMERY OF THE UTILITY MODEL

An object of the embodiments of the present invention is to provide a condensation-proof visual window device and an air conditioner dialysis repair system with the same.

In a first aspect, an embodiment of the present invention provides a pair of prevent visual window device of condensation, include: a base, a first stop block and a second stop block which are opposite to each other are respectively arranged at two ends of the base, a first hole part and a second hole part through which liquid refrigerant flows are respectively arranged on the first stop block and the second stop block, an air hole for air extraction is arranged on the first stop block or the second stop block,

a visual pipeline and an outer pipe sleeved outside the visual pipeline are arranged between the first stop block and the second stop block, the visual pipeline and the outer pipe are respectively connected with the first stop block and the second stop block which are positioned at the two ends of the visual pipeline in a sealing way, the visual pipeline and the outer pipe are respectively transparent,

the outer pipe is sleeved outside the visual pipeline, the first hole part and the second hole part are communicated with the visual pipeline, the air holes are communicated with the annular pipeline between the visual pipeline and the outer pipe, and the air holes are used for pumping air so as to pump the annular pipeline between the visual pipeline and the outer pipe to be in a vacuum state.

Optionally, the visual conduit is a glass tube.

Optionally, the outer tube is a glass tube, or a plastic tube.

Optionally, a light source is further disposed on the base, and a light-transmitting portion is disposed between the light source and the visual pipe or the outer pipe.

Optionally, the light-transmitting portion is a light-diffusing plate disposed on the base.

Optionally, one of the first stopper and the second stopper is a fixed stopper, the other is an adjustable stopper capable of moving and adjusting along the axial direction of the visual pipeline, and a fixed connector for locking the adjustable stopper is arranged between the adjustable stopper and the base.

Optionally, a sliding groove in the same direction as the visual pipeline is formed in the side, where the adjustable stop block is located, of the base, a sliding block in a shape matched with the sliding groove is arranged on the adjustable stop block, the sliding block is limited in the sliding groove, and when the sliding block is in a non-locking state, the sliding block can slide along the sliding groove.

Optionally, the opening of the chute is narrower than the bottom of the chute.

Optionally, a first sealing ring is further sleeved between the visual pipeline and the first and second stoppers.

Optionally, a second sealing ring is further sleeved between the outer tube and the first and second stoppers.

In a second aspect, an embodiment of the present invention provides an air conditioner dialysis repair system, wherein the casing of the air conditioner dialysis repair system is provided with any one of the above anti-condensation window device.

From top to bottom, adopt this embodiment to prevent condensation visual window device, be favorable to the user of being convenient for to observe the condition of washing the liquid refrigerant that flows out from the air conditioner behind the air conditioner at any time, understand the dialysis restoration degree of air conditioner directly perceived to adopt this embodiment technical scheme, make the annular duct between visual pipeline, the outer tube be the vacuum form in the course of the work, avoid liquid refrigerant and visual pipeline to take place the heat exchange, lead to visual pipeline steam condensation and lead to blurred problem.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute an undue limitation on the invention.

Fig. 1 is a schematic structural diagram of an air conditioner dialysis repair system provided in embodiment 1 of the present invention;

fig. 2 is a schematic perspective view of a condensation-proof visual window device provided in embodiment 1 of the present invention;

fig. 3 is a schematic front view structural view of the condensation-preventing visual window device provided in embodiment 1 of the present invention;

FIG. 4 is a left side view of the structure of FIG. 3;

FIG. 5 is a schematic diagram of the right side view of FIG. 3;

fig. 6 is a bottom view of fig. 3.

Fig. 7 is a schematic structural diagram of a refrigerant separator according to embodiment 1 of the present invention;

fig. 8 is a schematic view of an electromagnetic valve arrangement structure in a refrigerant flow direction control system according to embodiment 1 of the present invention;

fig. 9 is a schematic view of a connection structure between a refrigerant flow direction control system and an external air conditioner according to embodiment 1 of the present invention;

fig. 10 is a schematic diagram illustrating a path of liquefied refrigerant flowing to a visible pipeline in an external air conditioner in a refrigerant flow direction control system according to embodiment 1 of the present invention;

fig. 11 is a schematic diagram of a path for returning the liquid refrigerant in the visual pipeline to the air conditioner when the sample return solenoid valve in the refrigerant flow direction control system provided by the embodiment of the present invention is opened;

fig. 12 is a schematic diagram of a path for conveying the liquid refrigerant in the external air conditioner to the refrigerant separator when the refrigerant recovery solenoid valve is opened in the refrigerant flow direction control system according to embodiment 1 of the present invention;

fig. 13 is a schematic path diagram illustrating a vacuum pump performing a vacuum pumping process on an external air conditioner when a vacuum solenoid valve is opened in a refrigerant flow direction control system according to embodiment 1 of the present invention;

fig. 14 is a schematic path diagram illustrating that when the solenoid valve for filling new refrigerant in the refrigerant flow direction control system provided in embodiment 1 of the present invention is opened, the supplemented refrigerant enters the refrigerant separator through the refrigerant supplementing channel, the visual pipeline, and the separation channel;

fig. 15 is a schematic diagram of a path in which PAG oil is injected into an air conditioner from an air conditioner low-pressure interface through a PAG oil filling interface when a PAG oil filling solenoid valve is opened in a refrigerant flow direction control system according to embodiment 1 of the present invention;

fig. 16 is a schematic path diagram illustrating that when the POE oil filling solenoid valve in the refrigerant flow direction control system provided by embodiment 1 of the present invention is opened, POE oil is filled into the air conditioner from the air conditioner low-pressure interface through the POE oil filling interface;

fig. 17 is a schematic diagram of a path for filling the new refrigerant, which is injected from the external refrigerant interface, to the external air conditioner when the electromagnetic valve for filling the new refrigerant in the refrigerant flow direction control system provided in embodiment 1 of the present invention is opened;

fig. 18 is a schematic diagram of a path for discharging waste oil at the bottom of the refrigerant separator through a waste oil outlet when the oil discharge pressurizing solenoid valve is opened in the refrigerant flow direction control system provided in embodiment 1 of the present invention;

fig. 19 is a schematic diagram of a path for discharging waste oil from the bottom of the refrigerant separator through a waste oil outlet when a waste oil discharge solenoid valve is opened in the refrigerant flow direction control system according to embodiment 1 of the present invention;

fig. 20 is a schematic diagram of a refrigerant path when the air conditioner dialysis repair system provided in embodiment 1 of the present invention performs forward flushing on an external air conditioner;

fig. 21 is a schematic diagram of a path of a refrigerant when the air conditioner dialysis repair system provided in embodiment 1 of the present invention performs reverse flushing on an external air conditioner;

fig. 22 is a schematic diagram of a path for performing one-way charging on an external air conditioner by using a liquid refrigerant in a working tank to a low-pressure interface of the air conditioner according to embodiment 1 of the present invention;

fig. 23 is a schematic diagram of a path for performing unidirectional filling on an external air conditioner by using a liquid refrigerant in a working tank to a high-pressure interface of the air conditioner, according to embodiment 1 of the present invention;

fig. 24 is a schematic diagram of a path for performing bidirectional filling on an air conditioner high-pressure interface and an external air conditioner by using a liquid refrigerant in a working tank according to embodiment 1 of the present invention;

fig. 25 is a schematic diagram of a path of a refrigerant in a high-low pressure balance state in an air conditioning system according to embodiment 1 of the present invention;

fig. 26 is a schematic diagram 1 illustrating the system initialization principle when a high voltage exists in the system according to embodiment 1 of the present invention;

fig. 27 is a schematic diagram of the system initialization principle when the system does not have high voltage according to embodiment 1 of the present invention 2;

fig. 28 is a schematic diagram of a refrigerant path when the working tank provided in embodiment 1 of the present invention is drained;

fig. 29 is a schematic view of the pressure relief of the working tank according to embodiment 1 of the present invention;

fig. 30 is a schematic view of a pressurization path of an air conditioning system according to embodiment 1 of the present invention;

fig. 31 is a schematic diagram 1 illustrating a self-cleaning principle of an air conditioning dialysis repair system provided in embodiment 1 of the present invention;

fig. 32 is a schematic diagram of a self-cleaning principle of an air-conditioning dialysis repair system provided in embodiment 1 of the present invention 2;

fig. 33 is a schematic diagram 3 illustrating a self-cleaning principle of the air conditioning dialysis repair system provided in embodiment 1 of the present invention;

fig. 34 is a schematic diagram of a self-cleaning principle of an air-conditioning dialysis repair system provided in embodiment 1 of the present invention 4;

fig. 35 is an emptying principle of the air conditioning dialysis repair system provided in embodiment 1 of the present invention;

fig. 36 is the installation schematic diagram of the pressure sensor of the working tank, the pressure gauge of the working tank, the high-pressure sensor, the high-pressure gauge, the low-pressure sensor, and the pressure switch of the low-pressure gauge, which are provided in embodiment 1 of the present invention.

Reference numerals:

200: a base; 201: a first stopper; 202: a second stopper;

203: a first hole portion; 204: a second hole portion; 205: air holes;

206: a visual conduit; 207: an outer tube; 208: fixing the connecting piece;

209: a light-transmitting portion; 300: a first container; 301: a compressor; 302: a heat exchange tube;

303: a spraying section; 304: a low pressure inlet; 305: a high pressure outlet;

306: a waste oil discharge port; 307: a second container; 308: a filtering part; 309: a high pressure outlet;

310: a refrigerant outlet; 311: a water outlet; 312: a water inlet.

Detailed Description

The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided to explain the invention, but not to limit the invention.

Example 1

Referring to fig. 1, the present embodiment provides an air conditioner dialysis repair system, which is used for performing dialysis repair on an air conditioner, particularly an automobile air conditioner.

The working tank is in a high-pressure state and used for containing liquid refrigerant, and the refrigerant separator is used for filtering impurities in the liquid refrigerant, wherein the impurities can be oily substances, solid impurities and the like in the refrigerant. The refrigerant flow direction control system is an intelligent system which is used for controlling the flow direction of the refrigerant and realizing the functions of air conditioner dialysis repair and the like.

When the system is applied, the system is connected with a refrigerant pipe of an air conditioner to be dialyzed and repaired, wherein a port connected with a low-pressure pipe orifice of the refrigerant pipe is recorded as an air conditioner low-pressure interface, and a port connected with a high-pressure pipe orifice of the refrigerant pipe is recorded as an air conditioner high-pressure interface.

The refrigerant flow direction control system mainly comprises an electromagnetic valve, and specifically comprises:

at least one filling channel electromagnetic valve, each filling channel electromagnetic valve is respectively and electrically connected with the controller, each filling channel electromagnetic valve is respectively arranged in each filling channel, each filling channel is arranged between a refrigerant outlet of the working tank and an air conditioner low-pressure interface or an air conditioner high-pressure interface of the system, when the filling channel is a passage, liquefied refrigerant is injected into the air conditioner low-pressure interface and/or the air conditioner low-pressure interface through the filling channel,

when any or a plurality of filling channels are passages, liquid refrigerant from the air conditioner enters the refrigerant inlet of the refrigerant separator through the separation channel so as to process the refrigerant, separate impurities in the refrigerant and recycle the refrigerant.

The utility model discovers that the lubricating oil can be acidized and deteriorated after the air conditioner works for a period of time in the research process of the utility model and is adhered in the whole air conditioning system, resulting in a decrease in refrigeration efficiency manifested by slow refrigeration, insufficient cooling, sour taste, loud noise, high oil consumption, acidified lubricating oil adhering to the walls of the tubes, corrosion of the cold air ducts and components, by adopting the air conditioner dialysis repair system of the utility model, the liquid refrigerant is injected into the air conditioner, and through the reversing and control of the electromagnetic valve in the refrigerant flow direction control system, the washing of the inner pipeline of the air conditioner is realized through the mutual melting of the liquid refrigerant and the lubricating oil, the waste oil attached to the inner pipeline of the air conditioner is taken out of the air conditioner through the liquid refrigerant, the liquid refrigerant coming out of the air conditioner enters the refrigerant separator to be subjected to impurity separation, impurities (commonly called waste oil) are discharged, and the refrigerant after the impurities are separated can be recycled.

Such as: if the air conditioner needs to be flushed by filling from the low-pressure interface end of the air conditioner at present, a filling channel from a refrigerant outlet of a working tank to an air conditioner low-pressure interface of the system is used as a passage, liquid refrigerant flows into an external air conditioner from the low-pressure interface side of the air conditioner, flows out of the air conditioner and flows out of an air conditioner high-pressure interface of the system connected with the air conditioner, forward flushing of the air conditioner is achieved, a separation channel from the air conditioner high-pressure interface to a refrigerant inlet of a refrigerant separator is connected, the liquid refrigerant enters the refrigerant separator from the air conditioner high-pressure interface, and the refrigerant coming out of the refrigerant separator returns to the working tank for circulating application.

If the air conditioner needs to be flushed by filling from the high-pressure interface end of the air conditioner at present, a filling channel from a refrigerant outlet of the working tank to the high-pressure interface of the air conditioner of the system is used as a passage, liquid refrigerant flows into the external air conditioner from the high-pressure interface side of the air conditioner, flows out of the air conditioner through the low-pressure interface of the air conditioner of the system connected with the air conditioner, reverse flushing of the air conditioner is realized, a separation channel from the low-pressure interface of the air conditioner to a refrigerant inlet of the refrigerant separator is connected, and refrigerant from the high-pressure interface of the air conditioner to the refrigerant separator returns to the working tank for circulating application.

If the air conditioner needs to be filled from the high-pressure interface end and the low-pressure interface end of the air conditioner at present to carry out bidirectional flushing on the air conditioner, a filling channel between a refrigerant outlet of a working tank and the high-pressure interface of the air conditioner of the system and a filling channel between the refrigerant outlet of the working tank and the low-pressure interface of the air conditioner of the system are both passages, liquid refrigerants injected from the two interfaces enter the air conditioner, flow out from two ports of the air conditioner, a separation channel between the low-pressure interface of the air conditioner and a refrigerant inlet of a refrigerant separator and a separation channel between the high-pressure interface of the air conditioner and the refrigerant inlet of the refrigerant separator are both passages, the liquid refrigerants from the two separation passages enter the refrigerant separator, and the refrigerants from the refrigerant separator return to the working tank for circulation application.

In addition, when the liquid refrigerant flushing device is applied, the filling channel electromagnetic valves in the filling channels and the corresponding separation electromagnetic valves in the separation channels can be controlled, so that the liquid refrigerant adopts a forward cleaning mode and a reverse cleaning mode to repeatedly flush when the liquid refrigerant flushes the external air conditioner, and the flushing effect is improved.

Therefore, by adopting the air conditioner dialysis repair system, the dialysis repair of the air conditioner through the liquid refrigerant is realized, the impurity separation of the washed liquid refrigerant can be carried out, the refrigerant coming out of the refrigerant separator returns to the working tank for circulating application, the cost of the air conditioner dialysis repair is reduced, and the air conditioner dialysis repair system can better meet the environmental protection requirement.

As an illustration of this embodiment, the air conditioning dialysis repair system of this embodiment further includes a radiator, which is disposed between the refrigerant outlet of the refrigerant separator and the refrigerant recovery inlet of the working tank, and allows the refrigerant processed by the separation system to pass through the radiator to the working tank, and further cools the working tank in the radiator, so that the vaporized refrigerant is liquefied, and the liquefied refrigerant is returned to the working tank for circulation application, thereby improving the recovery rate.

As an illustration of the present embodiment, a fluid heat dissipation channel through which a fluid can pass is disposed outside the heat sink of the present embodiment, and a fluid (such as, but not limited to, cooling water, which is preferably, but not limited to, flowing water) is used to dissipate heat, so as to improve the heat dissipation effect of the heat sink and improve the liquefaction rate of the refrigerant. The recycling rate is improved.

As an illustration of the present embodiment, the present embodiment installs the radiator and the working tank on the same platform, so that their gravity acts on the platform, and sets an electronic scale (referred to as a first electronic scale) at the bottom of the platform, the first electronic scale is electrically connected to the controller, and periodically transmits the weighed weight (weight of the working tank and the radiator) parameters to the controller, so that the controller can determine the recovery amount of the refrigerant according to the weight parameters at each moment. By adopting the technical scheme that the radiator and the working tank are jointly weighed, the calculation of the refrigerant recovery amount of the air conditioner dialysis repair system is more accurate, and the problem that the calculation of the recovery amount is inaccurate due to the fact that part of liquefied refrigerant cannot enter the working tank under the action of system pressure due to the fact that the working tank is only weighed is avoided.

As an illustration of the present embodiment, a visual pipeline 206 may be further disposed on the air conditioner dialysis repair system of the present embodiment, so that a user can observe the flushed liquid refrigerant from the air conditioner in the visual pipeline 206 to know the air conditioner dialysis repair effect at any time.

As an illustration of this embodiment, this embodiment also provides a condensation-proof visible window device, which can be installed at a position convenient for observation on the housing of this air-conditioning dialysis repair system. The structure of the anti-condensation visual window device is as follows:

referring to fig. 2-6, the anti-condensation window device includes: the base 200, set up the first dog 201, the second dog opposite at both ends of the base 200 separately, there are first hole 203, the second hole 204 for the liquid refrigerant to flow through on the first dog 201, the second dog separately, there are air vents 205 for air extraction on the first dog 201 or the second dog, mount the visual pipeline 206 and another outer tube 207 greater than the visual pipeline 206 in bore between first dog 201, the second dog, the outer tube 207 is cup jointed outside the visual pipeline 206, the outer tube 207 is connected with the first dog 201, the second dog located at their both ends separately, wherein the visual pipeline 206, the outer tube 207 are all transparent, the first hole 203, the second hole 204 on the first dog 201, the second dog are all located in the mouth of the visual pipeline 206, communicate with the visual pipeline 206, the air vent 205 is located outside the mouth of the visual pipeline 206, the liquid refrigerant enters the visual pipeline 206 through one of the first hole portion 203 and the second hole portion 204 connected to two end portions of the visual pipeline 206, and flows out of the other, so that a user can observe the form, color and the like of the liquid refrigerant in the visual pipeline 206, and the dialysis repair degree of the current air conditioner is judged.

From top to bottom, adopt this embodiment to prevent the visual window device of condensation, be favorable to the user of being convenient for to observe the condition of washing the liquid refrigerant that flows out from the air conditioner behind the air conditioner at any time, directly perceivedly understand the dialysis restoration degree of air conditioner to adopt this embodiment technical scheme, make the annular duct between visual pipeline 206, the outer tube 207 be the vacuum form at the course of the work, avoid liquid refrigerant and visual pipeline 206 to take place the heat exchange, lead to visual pipeline 206 steam condensation and lead to blurred problem.

As an illustration of the present embodiment, when the air conditioner dialysis repair system of the present embodiment is used to perform dialysis repair on an air conditioner, a liquefied refrigerant may be filled into an external air conditioner, and a liquid refrigerant flowing out of the external air conditioner is input into a refrigerant separator to filter impurities in the liquid refrigerant.

As an illustration of the present embodiment, the visual conduit 206 of the present embodiment is made of a transparent material that does not react with the liquid refrigerant (such as the refrigerant illustrated in the present embodiment) flowing through the visual conduit 206, such as, but not limited to, a glass tube.

As an illustration of the present embodiment, the outer tube 207 of the present embodiment may be any transparent tube, such as, but not limited to, a glass tube or a plastic tube.

As an illustration of the present embodiment, the outer tube 207 of the present embodiment may or may not be coaxial with the visual conduit 206. The visual pipe 206 and the outer pipe 207 may be straight pipes as shown in the figure, or may be, but not limited to, other curved pipes, and the like, and are not limited herein.

As a schematic illustration of the present embodiment, the base 200 of the present embodiment is further provided with a light source, and a light-transmitting portion 209 is provided between the light source and the visual duct 206 and the outer tube 207, so that light is irradiated onto the visual duct 206 and the outer tube 207 through the light-transmitting portion 209, thereby realizing illumination of the liquid refrigerant flowing through the visual duct 206 and improving the visibility of the user.

As an illustration of the present embodiment, a light-diffusing plate (not shown) may be disposed on the base 200 between the light source and the visual duct 206 and the outer tube 207, and the light-diffusing plate is used as the light source to the light-transmitting portion 209 of the visual duct 206 and the outer tube 207, so as to prevent light from directly irradiating the eyes of the user, and improve the observation comfort of the user.

As an illustration of the present embodiment, one of the first stopper 201 and the second stopper of the present embodiment may be a fixed stopper, and the other one may be an adjustable stopper that is adjustable along the axial direction of the visual conduit 206, and a fixed connector 208 (which may be, but is not limited to, a lock nut) for locking the adjustable stopper is disposed between the adjustable stopper and the base 200. When the outer pipe 207 of the visual pipe 206 is mounted or dismounted, the fixed connection on the movable stopper can be adjusted to enable the adjustable stopper to be movably adjusted, so that the visual pipe 206 and the outer pipe 207 can be conveniently mounted and dismounted.

As an indication of this embodiment, a sliding groove may be disposed on the side of the adjustable stop block on the base 200, and a sliding block with a shape matching with the sliding groove is disposed on the movable baffle plate, so that the sliding block is limited in the sliding groove during assembly, and when the sliding block is in a non-locking state, the sliding block can slide along the sliding groove.

As an indication of this embodiment, the sliding groove on the base 200 may be set to be narrow-top and narrow-bottom, that is, the opening width of the sliding groove is narrower than the width of the bottom of the sliding groove, and the structure is further favorable for matching the sliding groove with the position of the slider of the adjustable baffle plate, so that after the slider slides into the sliding groove from the groove of the sliding groove to the opening, the narrow-top and wide-bottom structure of the sliding groove can play a role in fastening the slider, and the slider is prevented from swaying along the width direction of the sliding groove.

As an indication of this embodiment, sealing rings are further respectively sleeved between the pipe orifices at the two ends of the visual pipe 206 and the outer pipe 207 and the first stopper 201 and the second stopper, so as to improve the sealing performance of the connection.

It should be noted that, the utility model provides a prevent that condensation visual window device can be but is not limited to be applied to the utility model provides an air conditioner dialysis repair system, it can also be applied to other equipment or scene alone.

As an illustration of the present embodiment, the present embodiment further provides a refrigerant separator applicable to the air-conditioning dialysis repair system of the present embodiment, and as shown in fig. 7, the refrigerant separator includes: a first vessel 300, a compressor 301, a heat exchange pipe 302 having pipes arranged in the first vessel 300 and penetrating each other, and the tubes of heat exchange tube 302 do not communicate with the space inside first vessel 300, a refrigerant inlet 309 is provided in the first container 300 for the liquid refrigerant to be treated to enter the first container 300, a spraying portion 303 is provided at an end portion of the refrigerant inlet 309 in the first container 300, the entering liquid refrigerant is sprayed from the spraying portion 303, the sprayed liquid refrigerant contacts the heat exchange tubes 302, heat exchange takes place at the heat exchange tube 302, the liquid refrigerant is vaporized by the temperature rise, oily substances and solid impurities doped in the liquefied refrigerant cannot be vaporized, and settled to the bottom of the first container 300 under the action of gravity, thereby realizing impurity separation, and the user can realize waste oil recovery through a waste oil discharge pipe 306 arranged at the bottom of the first container 300. The vaporized refrigerant enters a low-pressure inlet 304 of the compressor 301, the compressor 301 compresses the refrigerant, the vaporized refrigerant is further heated and liquefied at high pressure, the high-temperature liquefied refrigerant enters a heat exchange pipe 302 from a high-pressure outlet 305 of the compressor 301, the high-temperature liquefied refrigerant exchanges heat with the heat exchange pipe 302 in the heat exchange pipe 302 to raise the temperature of the heat exchange pipe 302 and lower the temperature of the liquefied refrigerant, and the liquefied refrigerant with the lowered temperature after heat exchange flows out from a refrigerant outlet 310 at the other end of the heat exchange pipe 302 and flows out through a refrigerant output part of the refrigerant separator to be recovered to a working tank for cycle application.

As an illustration of this embodiment, in this embodiment, a second container 307 may be further sleeved outside the first container 300, the second container 307 is not communicated with the first container 300, and a certain gap is formed between the first container 300 and the second container 307, so as to contain a heat exchange medium (which may be, but is not limited to, water) in the second container 307, so as to perform a thermal balance function on the temperature of the first container 300, for example, when the temperature of the first container 300 is too low, the heat exchange medium increases the temperature thereof, and when the temperature of the first container 300 is too high, the heat exchange medium decreases the temperature thereof.

The second container 307 is provided with a water inlet 312 and a water outlet 311, when the water-cooling device works, water is pumped into the water inlet 312 of the second container 307, the cooling water in the second container 307 is soaked at the periphery of the first container 300 and exchanges heat with the wall body of the first container 300, and the heat balance adjusting effect on the first container 300 is realized. The embodiment adopts flowing water as the heat exchange medium, which is beneficial to improving the heat balance effect.

As an illustration of the present embodiment, it is preferable that the present embodiment is configured such that a gap between the outer wall of the first container 300 and the inner wall of the second container 307 is communicated with a fluid heat dissipation passage outside the radiator provided between the refrigerant outlet 310 of the refrigerant separator and the refrigerant recovery inlet of the working tank, and the flowing water flowing through the outer wall of the first container 300 is further made to flow to the fluid heat dissipation passage outside the radiator, absorbs the temperature of the radiator, and after the temperature of the radiator is raised, the flowing water returns to the water tank, and is further pumped back to the outer periphery of the first container 300 by the water pump as a thermal balance cutoff. By adopting the technical scheme of the embodiment, the heat of the air conditioner dialysis repair system per se in the embodiment is favorably utilized to heat and cool the heat balance medium, so that the heat balance medium maintains stable temperature, and the energy consumption of the system is favorably reduced.

As an illustration of the present embodiment, the water inlet 312 of the second container 307 of the present embodiment is disposed at the upper portion of the second container 307, and the water outlet 311 is disposed at the lower portion of the second container 307, so that the free flow of the fluid is realized by the gravity of the fluid.

As an illustration of the present embodiment, the heat exchanging tube 302 of the present embodiment may be various pipes with high thermal conductivity, high temperature resistance and corrosion resistance, such as, but not limited to, a copper tube.

In addition, it is preferable, but not limited, to provide the heat exchange tube 302 with a serpentine shape to increase its heat exchange area and improve the heat exchange effect.

As an illustration of the present embodiment, the first container 300 of the present embodiment may be, but is not limited to, a stainless steel container.

As an illustration of the present embodiment, the second container 307 of the present embodiment may be, but is not limited to, a stainless steel container, an aluminum container, or a container made of other materials with good heat dissipation effect.

As an illustration of the present embodiment, it is preferable that the low pressure inlet 304 of the compressor 301 of the present embodiment is connected to the top of the first container 300 through a pipe, and the separation effect of the impurities is improved by utilizing the reverse movement direction characteristic that the oily substances and the solid impurities that cannot be vaporized due to the rising of the vaporized refrigerant are settled by gravity.

As an illustration of the present embodiment, a filter unit 308 is further disposed at the front end of the low-pressure inlet 304 in the first container 300, and impurities with a large molecular weight are filtered by the filter unit 308.

It should be noted that, the present invention provides a refrigerant separator which can be but is not limited to be applied to the air conditioner dialysis repair system provided by the embodiments of the present invention, and it can also be applied to other devices or scenes alone.

Referring to fig. 8 to 36, as an illustration of the present embodiment, the air-conditioning dialysis repair system of the present embodiment may further include a plurality of electromagnetic valves arranged in the refrigerant flow direction control system to form an electromagnetic valve array, so as to further facilitate the application of the user and improve the convenience and intelligence of the system application.

For example, a forward cleaning 10 solenoid valve is disposed in a channel from the air conditioner high-pressure interface to a port of the visual pipe 206, and as shown in fig. 10, when the forward cleaning 10 solenoid valve is opened, the liquefied refrigerant externally connected to the high-pressure side of the air conditioner flows into the visual pipe 206 through the air conditioner high-pressure interface, so that a user can sample and observe the liquid refrigerant therein.

As an illustration of the present embodiment, but not limited to, a sample feedback 4 electromagnetic valve may be further disposed in the sample feedback channel between the other port of the visual conduit 206 and the low-pressure interface of the air conditioner, and referring to fig. 11, the sample feedback 4 electromagnetic valve is opened, and the liquid refrigerant sample in the visual conduit 206 is fed back to the air conditioner through the sample feedback channel.

As an illustration of the present embodiment, but not limited to, a refrigerant recovery 14 electromagnetic valve may be further disposed in a recovery channel between the air conditioner high-pressure interface and the refrigerant inlet of the refrigerant separator, and as shown in fig. 12, when the refrigerant recovery 14 electromagnetic valve is opened, the liquid refrigerant in the external air conditioner is delivered from the air conditioner high-pressure interface to the refrigerant separator through the recovery channel, so as to separate impurities of the liquid refrigerant, and recover and recycle the refrigerant.

As an illustration of this embodiment, but not limited to, a system vacuum No. 9 electromagnetic valve may be further disposed between the low-pressure and high-pressure interfaces of the air conditioner, which are connected to the vacuum pump interface, as shown in fig. 13, after the system vacuum No. 9 electromagnetic valve is opened, the vacuum pump externally connected to the vacuum pump interface performs vacuum pumping on the external air conditioner.

As an illustration of this embodiment, an external refrigerant interface may be further disposed on the air conditioner dialysis repair system of this embodiment, and a new refrigerant filling solenoid valve No. 3 is disposed between the external refrigerant interface and the refrigerant inlet of the refrigerant separator, as shown in fig. 14, a channel from the external refrigerant interface to one port of the visual pipeline 206 is used as a refrigerant supplement channel, and when the refrigerant supplement is required, a separation channel between the other end of the visual pipeline 206 and the refrigerant separator is used as a passage. And opening the electromagnetic valve No. 3 for filling new refrigerant to make the refrigerant supplementing channel as a passage, and making the supplemented refrigerant enter the refrigerant separator through the refrigerant supplementing channel, the visual pipeline 206 and the separation channel.

Referring to fig. 1 and 2, as an illustration of the present embodiment, a refrigerant supplement tank connected to an external refrigerant interface is disposed in a housing of the air conditioning dialysis repair system, an electronic scale (denoted as a second electronic scale, not shown in the figure) is disposed below the refrigerant supplement tank, gravity of the refrigerant supplement tank acts on the second electronic scale, the second electronic scale is electrically connected to a controller, and the phase controller transmits a weight parameter of each time node of the refrigerant supplement tank, so that the controller determines an input amount of the refrigerant supplement according to a change in the refrigerant weight of the refrigerant supplement tank, and precisely controls the refrigerant supplement.

As an indication of this embodiment, a lubricating oil filling interface is further provided on the air conditioner dialysis repair system, a passage between the lubricating oil filling interface and the air conditioner low-pressure interface is denoted as a lubricating oil filling passage, an electromagnetic valve (denoted as a lubricating oil filling electromagnetic valve) is provided in the lubricating oil filling passage, and the electromagnetic valve is controlled to switch on and off the lubricating oil filling passage from the lubricating oil to the external air conditioner, so that intelligent control of lubricating oil filling is realized.

Referring to fig. 15 and 16, as an illustration of this embodiment, two lubricating oil filling interfaces are provided in the air conditioner dialysis repair system, an electromagnetic valve connected to a lubricating oil filling channel is provided at each lubricating oil filling interface, and the two lubricating oil filling interfaces are connected to a lubricating oil container respectively.

Referring to fig. 15, when lubricating oil is filled, if the lubricating oil to be filled corresponding to the currently external air conditioner is PAG oil, the PAG oil is filled in a lubricating oil container (marked as a PAG oil container) corresponding to the PAG oil, a PAG filling electromagnetic valve No. 5 is opened, a vacuum electromagnetic valve No. 9 of a system is opened, a PAG filling electromagnetic valve No. 5 is opened, a vacuum pump performs vacuum pumping on the high-pressure interface side of the air conditioner, and the PAG oil is injected into the air conditioner from the low-pressure interface of the air conditioner through the PAG oil filling interface, so that the PAG oil filling is realized.

Referring to fig. 16, when the lubricating oil to be filled is POE oil, the POE injection solenoid valve No. 2 is opened, the system vacuum solenoid valve No. 9 is opened, the vacuum pump performs vacuum pumping on the high-pressure interface side of the air conditioner, and the POE oil is injected into the air conditioner from the low-pressure interface of the air conditioner through the lubricating oil injection interface, so that the POE oil injection is realized.

Referring to fig. 1 and 2, as an illustration of the present embodiment, it is preferable, but not limited to, to arrange two lubricant containers in the present embodiment on the same platform, both the gravity of the two lubricant containers act on the platform, an electronic scale (referred to as a third electronic scale, not shown in the figure) is arranged under the platform, the gravity of the platform acts on the third electronic scale, and the third electronic scale transmits the weight parameter weighed at each time to the controller, so that the controller determines the lubricant filling amount at each time according to the weight parameter at each time, so as to precisely control the lubricant filling solenoid valve according to the lubricant filling amount. Because only one lubricating oil is used for any air conditioner, the sharing of the third electronic circuit is beneficial to saving the hardware cost of the system and reducing the volume and the weight of the system.

As an illustration of the present embodiment, it is also preferable, but not limited to, to further arrange a waste oil container for holding discharge (waste oil or solid impurities) discharged from a waste oil outlet at the bottom of the refrigerant separator on a platform of a third electronic scale, and the third electronic scale is reused to weigh the weight of the waste oil discharge amount, and the sharing of the third electronic scale is beneficial to saving the hardware cost of the system and reducing the volume and weight of the system.

As an illustration of this embodiment, the air conditioner dialysis repair system is further provided with an external refrigerant interface, a new refrigerant charging solenoid valve No. 2 is arranged in a channel (marked as a new refrigerant charging channel) between the external refrigerant interface and the low-pressure interface of the air conditioner, when a new refrigerant to be externally connected to the external refrigerant interface is required to charge a new refrigerant of the external air conditioner, as shown in fig. 17, the new refrigerant charging solenoid valve No. 2 is opened, and the new refrigerant to be injected from the external refrigerant interface is charged to the external air conditioner.

As an illustration of the present embodiment, an oil discharge and pressurization No. 11 electromagnetic valve is further disposed in the refrigerant flow direction control system of the air conditioning dialysis repair system of the present embodiment, as shown in fig. 18, the oil discharge and pressurization No. 11 electromagnetic valve is connected to the waste oil discharge channel at the top of the working tank and at the bottom of the refrigerant separator, when the oil discharge and pressurization No. 11 electromagnetic valve is opened, the high pressure of the working tank acts on the waste oil discharge channel, so that the waste oil is discharged from the waste oil discharge channel under the high pressure, which is beneficial to promoting waste oil discharge and improving waste oil discharge efficiency.

The novel refrigerant filling of the air conditioner is convenient and flexible to use.

As an illustration of this embodiment, a waste oil discharge solenoid valve No. 13 is further disposed in the refrigerant flow direction control system of the air conditioning dialysis reconditioning system of this embodiment, and is disposed between a waste oil inlet and a waste oil outlet of a waste oil discharge channel connected to the bottom of the separator, as shown in fig. 19, the waste oil discharge solenoid valve No. 13 is opened, the waste oil at the bottom of the refrigerant separator is discharged to a waste oil container through the waste oil outlet, the third electronic scale weighs the weight before and after discharge, and transmits the parameters to the controller, and the controller calculates the waste oil discharge amount according to the weight parameters.

As an illustration of the present embodiment, a system evacuation No. 6 electromagnetic valve is further disposed in the refrigerant flow direction control system of the air-conditioning dialysis repair system of the present embodiment, and is disposed in a channel between the exhaust gas discharge outlet and the oil discharge pressurization outlet of the separator.

As an illustration of the present embodiment, the refrigerant flow direction control system of the air conditioning dialysis repair system of the present embodiment is provided with a plurality of passages between the visual pipe 206 and the refrigerant inlet of the refrigerant separator:

one of the separation channels is: a passage (denoted as a separation passage) from the other end (denoted as a second port) of the visible pipe 206 to the refrigerant inlet of the refrigerant separator, through which the visible pipe 206 is penetrated by one end (denoted as a first port) of the visible pipe 206, and a separation passage solenoid valve provided between the refrigerant inlet of the refrigerant separator and the second port of the visible pipe 206 on the side thereof in the separation passage;

the other separation channel (also scoring the separation auxiliary channel) is: from the first port of the sight tube 206 to the refrigerant inlet of the refrigerant separator not via the sight tube 206, a second separation passage solenoid valve No. 7 is provided on the first port side of the sight tube 206 of the path. Referring to fig. 20, when the liquid refrigerant reaches the first port of the sight tube 206, the user may open the separation channel solenoid valve to allow passage of the separation channel; and opening the solenoid valve No. 7 of the second separation channel, and opening a forward flushing solenoid valve between the solenoid valve of the auxiliary channel and a refrigerant inlet of the refrigerant separator to enable the auxiliary separation channel to be a passage, wherein at the moment, part of the refrigerant enters the refrigerant separator through the auxiliary separation channel, and part of the refrigerant enters the refrigerant separator through the pipeline and the solenoid valve of the separation channel.

When the air conditioner dialysis repair system of the embodiment is used for forward flushing of an external air conditioner, as shown in fig. 20, a working tank high-pressure 16 electromagnetic valve, a forward cleaning 10 electromagnetic valve, a separation auxiliary channel 7 electromagnetic valve and a separation channel 1 electromagnetic valve are opened, liquid refrigerant in the working tank sequentially passes through the working tank high-pressure 16 electromagnetic valve and the forward cleaning 16 electromagnetic valve, enters the external air conditioner from an air conditioner low-pressure interface, and then exits from the air conditioner high-pressure interface and reaches a first port of a visual channel through the forward cleaning 10 electromagnetic valve, part of the liquid refrigerant passes through the visual pipeline 206 (the user can observe the liquid refrigerant coming out from the external air conditioner through the visual pipeline 206 and know the flushing effect of the external air conditioner through the color of the liquid refrigerant), flows through the solenoid valve No. 1 of the separation channel to enter the refrigerant separator, and the other part of the liquid refrigerant passes through the solenoid valve No. 7 of the separation auxiliary channel to enter the refrigerant separator.

When the air conditioner dialysis repair system of the embodiment is used for reversely flushing an external air conditioner, as shown in fig. 21, the working tank high-pressure solenoid valve No. 16, the reverse cleaning solenoid valve No. 17, the separation auxiliary channel solenoid valve No. 7 and the separation channel solenoid valve No. 1 are opened, the liquid refrigerant in the working tank sequentially passes through the working tank high-pressure solenoid valve No. 16 and the reverse cleaning solenoid valve No. 17, enters the external air conditioner from the air conditioner high-pressure interface, passes through the air conditioner low-pressure interface and reaches the second port of the visual channel, wherein, part of the liquid refrigerant enters the refrigerant separator through the solenoid valve No. 1 of the separation channel, part of the liquid refrigerant penetrates through the visual pipeline 206 (a user can observe the liquid refrigerant coming out of the external air conditioner through the visual pipeline 206 and know the flushing effect of the external air conditioner through the color of the liquid refrigerant), and the liquid refrigerant comes out from the first pipe orifice of the visual channel and enters the refrigerant separator through the solenoid valve No. 7 of the separation auxiliary channel.

When carrying out external air conditioner and washing, adopt forward to wash, reverse direction to wash the mode that two-way relapses was washed, improve external air conditioner and wash the effect, ensure the cleanliness factor that washes.

After the external air conditioner is flushed, as shown in fig. 13, the external air conditioner is evacuated by using the vacuum pump, and then the external air conditioner is filled with the refrigerant, wherein as shown in fig. 14, a new refrigerant of an external refrigerant interface can be used for filling, and a liquid refrigerant in the working tank can be used as the filled refrigerant:

referring to fig. 22, the working tank high-pressure solenoid valve No. 18 and the forward cleaning solenoid valve No. 16 are opened, and the liquid refrigerant in the working tank reaches the air conditioner low-pressure interface through the working tank high-pressure solenoid valve No. 18 and the forward cleaning solenoid valve No. 16, enters the air conditioner, and the filling of the refrigerant low-pressure end pipeline is realized.

Referring to fig. 23, the working tank high-pressure solenoid valve No. 18 and the reverse cleaning solenoid valve No. 17 are opened, and the liquid refrigerant in the working tank reaches the air conditioner high-pressure interface through the working tank high-pressure solenoid valve No. 18 and the reverse cleaning solenoid valve No. 17, enters the air conditioner, and the refrigerant high-pressure end pipeline filling is realized.

Referring to fig. 24, after the working tank high-pressure solenoid valve No. 18, the forward cleaning solenoid valve No. 16 and the reverse cleaning solenoid valve No. 17 are opened, the liquid refrigerant in the working tank passes through the working tank high-pressure solenoid valve No. 18, and then reaches the air conditioner high-pressure interface through the reverse cleaning solenoid valve No. 17, enters the air conditioner, and the pipeline filling of the refrigerant high-pressure end is realized; and the other path of the refrigerant reaches an air conditioner low-pressure interface through a forward cleaning No. 16 electromagnetic valve and enters the air conditioner, so that the filling of a refrigerant low-pressure end pipeline is realized.

The air-conditioning dialysis repair system can realize each path in the air-conditioning dialysis repair system through the control of each electromagnetic valve in the refrigerant flow direction control system, and control the flow direction of the refrigerant and the like.

After the external air conditioner is filled, a large amount of liquid refrigerants exist on the high-pressure side of a refrigerant pipe of the air conditioner, the liquid refrigerants need to be fed back to the air conditioner system, the solenoid valve No. 10 is cleaned in the forward direction and the solenoid valve No. 4 is sampled and fed back at the same time according to the state shown in figure 25, the liquid refrigerants on the high-pressure side of the air conditioner flow through the solenoid valve No. 10 which is cleaned in the forward direction from the high-pressure interface side of the air conditioner, the visual pipeline 206 and the solenoid valve No. 4 is sampled and fed back to the external air conditioner through the low-pressure interface of the air conditioner.

For example, as shown in fig. 26, when the system is initialized, when the system has a high pressure, the solenoid valve No. 1 of the first separation channel, the solenoid valve No. 4 of sampling feedback, the solenoid valve No. 6 of system evacuation, the solenoid valve No. 7 of the second separation channel, the solenoid valve No. 10 of forward cleaning, the solenoid valve No. 11 of oil discharge and pressurization, the solenoid valve No. 12 of work tank pressure release, the solenoid valve No. 14 of refrigerant recovery, the solenoid valve No. 15 of reverse cleaning, the solenoid valve No. 16 of forward cleaning, the solenoid valve No. 17 of reverse cleaning, and the solenoid valve No. 18 of work tank pressure are opened, the system is depressurized, and when the pressure of the system is reduced to about 0.15Mpa, the solenoid valves No. 6, 11.

In the case where the system does not have a high pressure, as shown in fig. 27, the solenoid valves No. 1, No. 4, 7, 10, 14, 15, 16, 17, and No. 18 of the first separation channel are opened to equalize the air pressures of the passages between these solenoid valves, and the initialization of the system is completed.

Referring to fig. 28, when the working tank is emptied, the high-pressure No. 18 solenoid valve, the reverse cleaning No. 17 solenoid valve, the refrigerant recovery No. 14 solenoid valve, and the system emptying No. 8 solenoid valve of the working tank are opened, so that the liquid refrigerant in the working tank can be discharged and recovered.

Referring to fig. 29, when the working tank is depressurized, the working tank depressurization 12-numbered electromagnetic valve is opened, and the depressurization of the working tank can be realized.

Referring to fig. 30, when the air conditioner needs to be pressurized, the working tank high-pressure solenoid valve No. 18 and the reverse cleaning solenoid valve No. 17 are opened, and then the external air conditioner can be pressurized at a high-pressure interface side of the air conditioner by using the working tank high pressure.

Referring to fig. 31-35, the refrigerant flow direction control system of the present embodiment is controlled by each solenoid valve, and the solenoid valves in the system and the pipelines between the solenoid valves are cleaned by controlling the road through the solenoid valve combination switch, so as to achieve self-cleaning and system evacuation of the system, which is described in detail with reference to fig. 31-34.

As an illustration of the present embodiment, referring to fig. 36, a working tank pressure sensor and a working tank pressure gauge are further disposed on the working tank for detecting the pressure at the top of the working tank, the pressure sensor transmits the monitored pressure to the controller, so that the controller can control the system to work and perform safety or fault monitoring according to the pressure, the working tank pressure gauge is used for facilitating the reading of the pressure by the user, and the thick line in the figure represents the target pipeline monitored by the working tank pressure sensor and the working tank pressure gauge.

As the illustration of this embodiment, see that fig. 36 shows, the utility model discloses high-pressure sensor and high-pressure meter are still provided for when external air conditioner, the pressure of monitoring air conditioner high pressure interface side, high-pressure sensor are used for transmitting the pressure of monitoring to the controller, so that the controller works and carries out safety or fault monitoring according to its pressure control system, the high-pressure meter is used for being convenient for the user to the reading of pressure, the thick line in the figure represents the object pipeline of high-pressure sensor and high-pressure meter monitoring.

As an illustration of the present embodiment, referring to fig. 36, the present invention further provides a low pressure sensor and a low pressure meter, for monitoring the pressure at the low pressure interface side of the air conditioner when the air conditioner is externally connected, the low pressure sensor is used for transmitting the monitored pressure to the controller, so that the controller works according to the pressure control system thereof and performs safety or fault monitoring, the low pressure meter is used for facilitating the reading of the pressure by the user, and the thick line in the figure represents the object pipeline monitored by the low pressure sensor and the low pressure meter.

As a schematic illustration of this embodiment, referring to fig. 36, the present invention is further provided with a pressure switch for controlling the pressure of the external refrigerant interface to control the injection of the new refrigerant into the interface, and the thick line in the figure represents the pressure path of the pressure switch.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. The utility model provides a prevent visual window device of condensation which characterized by includes: a base, a first stop block and a second stop block which are opposite to each other are respectively arranged at two ends of the base, a first hole part and a second hole part through which liquid refrigerant flows are respectively arranged on the first stop block and the second stop block, an air hole for air extraction is arranged on the first stop block or the second stop block,

2. The anti-condensation window unit of claim 1,

the visual pipeline is a glass pipe.

3. The anti-condensation window unit of claim 1,

the outer tube is a glass tube or a plastic tube.

4. The anti-condensation window unit of claim 1,

the base is also provided with a light source, and a light transmission part is arranged between the light source and the visual pipeline and between the light source and the outer pipe.

5. The anti-condensation viewing window apparatus of claim 4,

the light transmission part is a light diffusion plate arranged on the base.

6. The anti-condensation window unit of claim 1,

one of the first stop block and the second stop block is a fixed stop block, the other one of the first stop block and the second stop block is an adjustable stop block which can move and be adjusted along the axial direction of the visual pipeline, and a fixed connecting piece used for locking the adjustable stop block is arranged between the adjustable stop block and the base.

7. The anti-condensation viewing window apparatus of claim 6,

the side of the base where the adjustable stop block is located is provided with a sliding groove in the same direction as the visual pipeline, the adjustable stop block is provided with a sliding block of which the shape is matched with that of the sliding groove, the sliding block is limited in the sliding groove, and when the sliding block is in a non-locking state, the sliding block can slide along the sliding groove.

8. The anti-condensation window unit according to claim 7,

the opening of the chute is narrower than the bottom of the chute.

9. The anti-condensation window unit of claim 1,

and a first sealing ring is sleeved between the visual pipeline and the first stop block and between the visual pipeline and the second stop block.

10. The anti-condensation window unit of claim 1,

and a second sealing ring is sleeved between the outer pipe and the first stop block and the second stop block.

11. An air conditioning dialysis repair system characterized in that the anti-condensation window device of any one of claims 1 to 10 is provided on a housing thereof.