CN219664629U - Quick belt cleaning device of coating colour-changing valve - Google Patents
Quick belt cleaning device of coating colour-changing valve Download PDFInfo
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- CN219664629U CN219664629U CN202320223743.XU CN202320223743U CN219664629U CN 219664629 U CN219664629 U CN 219664629U CN 202320223743 U CN202320223743 U CN 202320223743U CN 219664629 U CN219664629 U CN 219664629U
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- 238000004140 cleaning Methods 0.000 title claims abstract description 74
- 239000011248 coating agent Substances 0.000 title abstract description 9
- 238000000576 coating method Methods 0.000 title abstract description 9
- 239000002904 solvent Substances 0.000 claims abstract description 91
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 239000003973 paint Substances 0.000 claims abstract description 37
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 239000002699 waste material Substances 0.000 claims description 20
- 238000011084 recovery Methods 0.000 claims description 9
- 239000003381 stabilizer Substances 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- 238000010926 purge Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000011049 filling Methods 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000003086 colorant Substances 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009500 colour coating Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
- Spray Control Apparatus (AREA)
Abstract
The utility model relates to the technical field of maintenance of automobile coating equipment, in particular to a quick cleaning device for a paint color-changing valve, which comprises a mounting bracket, a pneumatic diaphragm pump, a compressed air pipeline, a gas circuit reversing valve, a solvent pipeline and a filtering component, wherein the mounting bracket is provided with a first air inlet and a second air inlet; the compressed air pipeline comprises an air inlet main pipe, a first branch pipe and a second branch pipe, and the air path reversing valve is arranged at the junction of the air inlet main pipe and the first branch pipe and the second branch pipe; the filtering component is arranged in the solvent pipeline; an air inlet valve is arranged at the inlet of the air inlet main pipe, and a liquid inlet valve is arranged at the inlet of the solvent pipeline. The utility model provides a quick cleaning device for a paint color-changing valve, which can realize online cleaning and purging of the color-changing valve and avoid the internal blockage of the color-changing valve; the whole cleaning process does not need to disassemble and assemble the color changing valve body, shortens the cleaning time, and avoids the damage of the valve body and the valve seat caused by repeated disassembly and assembly; the device has the advantages of light and compact structure, simple operation and convenient movement and use.
Description
Technical Field
The utility model relates to the technical field of maintenance of automobile coating equipment, in particular to a quick cleaning device for a paint color-changing valve.
Background
In the automatic spraying equipment for automobile coating, the filling butt joint device is used as main equipment for filling the coating, so that the function of filling the coating into a main tank of a coating machine of a robot body at high speed is realized. And the paint is conveyed to the filling butt joint device color changing valve by the blending chamber circulating pump, when the system receives a color filling signal, the color changing valve corresponding to the color is opened, the paint enters the auxiliary tank of the filling butt joint device, and then the auxiliary tank fills the main tank, so that the paint filling process is realized. In recent years, according to market demands, new vehicle types are increased, corresponding new colors are also increased continuously, and when the new colors are added, the original paint of the pipeline is required to be emptied and cleaned. The blending room of the painting workshop is at a certain distance from the robot gun station, more turning positions and blind ends of the pressure gauge exist in the pipeline layout, and paint deposition is easy to cause. The common cleaning liquid is circulated and cleaned in daily life, so that the precipitated paint slag components in the pipeline cannot be completely dissolved, and the residual paint slag is deposited at the color changing valve along with the pressure flow direction of the pipeline, so that the color changing valve is blocked. The consequences of the colour change valve blocking are: the valve is bad in action and is not tightly closed, and different colors are mixed during production.
In the prior art, after the coating circulation system is cleaned, before new colors are put into, the color changing valve with the same color of the whole line body is disassembled and cleaned in an artificial mode. The number of color changing valves that need to be removed for cleaning is large. The prior art has the following problems: the manual disassembly and assembly difficulty of the color changing valve is high; (2) The color-changing valve is manually disassembled and assembled, so that the cleaning time is long, and the manual operation efficiency is low; (3) The valve body and the valve seat are easy to damage due to repeated disassembly and assembly of the color changing valve.
Disclosure of Invention
The utility model aims to overcome the defects that the color changing valve is difficult to clean and low in efficiency and the valve seat of the valve body is easy to damage, and provides the quick cleaning device for the paint color changing valve, which can realize online cleaning and purging of the color changing valve and avoid the internal blockage of the color changing valve; the whole cleaning process does not need to disassemble and assemble the color changing valve body, shortens the cleaning time, and avoids the damage of the valve body and the valve seat caused by repeated disassembly and assembly; the device has the advantages of light and compact structure, simple operation and convenient movement and use.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the quick cleaning device for the paint color-changing valve comprises a mounting bracket, a pneumatic diaphragm pump, a compressed air pipeline, an air path reversing valve, a solvent pipeline and a filtering component, wherein the pneumatic diaphragm pump is arranged on the mounting bracket; the compressed air pipeline comprises an air inlet main pipe, a first branch pipe and a second branch pipe, the air channel reversing valve is arranged at the junction of the air inlet main pipe and the first branch pipe and the second branch pipe, one end of the first branch pipe is communicated with the air channel reversing valve, the other end of the first branch pipe is communicated with the pneumatic diaphragm pump, and the pneumatic diaphragm pump is also communicated with the solvent pipeline; one end of the second branch pipe is communicated with the gas circuit reversing valve, and the other end of the second branch pipe is communicated with the outlet of the solvent pipeline; the filter assembly is arranged in the solvent pipeline; an air inlet valve is arranged at the inlet of the air inlet main pipe, and a liquid inlet valve is arranged at the inlet of the solvent pipeline.
The mounting bracket is used for providing a mounting space for parts such as a pneumatic diaphragm pump and the like, and is convenient for carrying and moving the quick cleaning device of the paint color changing valve; the pneumatic diaphragm pump is used for sucking and cleaning the solvent, so that the solvent can conveniently enter the color changing valve for cleaning; the compressed air pipeline is communicated with compressed air; the gas path reversing valve has the function of controlling the direction of the gas flow, so that compressed air enters the pneumatic diaphragm pump from the first branch pipe to realize the suction of the solvent, or compressed air enters the second branch pipe to realize the purging of the color changing valve; the solvent pipeline is used for introducing the cleaning solvent; the filter component filters the solvent to ensure the cleanliness of the solvent entering the color changing valve, so as to avoid secondary blockage; the air inlet valve is used for closing and opening the compressed air pipeline so as to control whether compressed air enters the paint color-changing valve rapid cleaning device; the liquid inlet valve has a function similar to that of the air inlet valve and is used for controlling whether solvent enters the quick cleaning device of the paint color-changing valve. The utility model is a movable valve cleaning device, which can carry out cleaning operation on a plurality of color changing valves by changing positions, in other words, different color changing valves can share one cleaning device, so that the cost can be saved; on the other hand, when the color changing valve is cleaned by adopting the cleaning device, the color changing valve does not need to be disassembled, so that the labor cost for disassembling and installing the color changing valve is saved, and the cleaning efficiency of the color changing valve is improved; in the cleaning process, the solvent is firstly utilized to carry out preliminary cleaning on the color changing valve, so that most of the paint remained in the color changing valve can be removed; then, the purging function is utilized to blow and clean the color changing valve, the residual paint in the color changing valve is removed, the solvent in the front can be removed, the solvent residue is avoided to influence the subsequent color coating effect, in addition, the purging operation has a drying function on the color changing valve, the color changing valve is kept dry and clean, rust is avoided, and the valve body and the valve seat are prevented from being damaged due to repeated disassembly and assembly.
Preferably, the filter assembly comprises a filter sucker and a filter, the filter sucker is arranged at the head end of the solvent pipeline, the filter is arranged at the position close to the outlet of the solvent pipeline, and the pneumatic diaphragm pump is arranged between the filter sucker and the filter.
Preferably, the filter sucker comprises a mounting nut, an upper end cover and a lower end cover which are connected in sequence, and a stainless steel filter screen is arranged on the lower end cover.
Preferably, the device further comprises a first air pressure regulating valve and a second air pressure regulating valve, wherein the first air pressure regulating valve is arranged on the first branch pipe, and the second air pressure regulating valve is arranged on the second branch pipe.
Preferably, the device further comprises a first one-way valve and a second one-way valve, wherein the first one-way valve is arranged on the solvent pipeline and is positioned at the rear end of the pneumatic diaphragm pump, and the second one-way valve is arranged on the second branch pipe.
Preferably, a voltage stabilizer is also arranged in the solvent pipeline, and the voltage stabilizer is positioned at the rear end of the pneumatic diaphragm pump.
Preferably, an air valve is arranged at the position, close to the solvent pipeline, of the second branch pipe, and an outlet valve is arranged at the front end of the solvent pipeline, which is positioned at the front end of the filter.
Preferably, the filter cartridge further comprises a solvent storage tank, wherein the solvent storage tank is arranged on the mounting bracket and is communicated with the filter sucker.
Preferably, the air pump is communicated with the compressed air pipeline inlet.
Preferably, the device further comprises a plurality of universal wheels, wherein the universal wheels are arranged at the bottom of the mounting bracket.
Preferably, the device further comprises a waste liquid recovery box and a waste liquid return pipe, wherein the waste liquid recovery box is arranged on the mounting bracket and is communicated with the waste liquid return pipe.
The cleaning step of the quick cleaning device for the paint color-changing valve comprises the following steps:
1. the outlet of the solvent pipeline is connected to one end of the color changing valve, and the other end of the color changing valve is connected to the waste liquid reflux pipeline;
2. opening an air inlet valve, a liquid inlet valve and an outlet valve;
3. the gas path reversing valve is shifted to the gas inlet main pipe to be communicated with the first branch pipe, a pneumatic diaphragm pump is used for pumping solvent in the solvent storage tank, the solvent is subjected to double filtration through the filter sucker and the filter, then the color changing valve is washed, and the flow rate of compressed air is regulated by the first air pressure regulating valve so as to regulate the flow rate of the solvent;
4. after the solvent flushing is finished, closing an outlet valve and a liquid inlet valve, and opening an air valve;
5. switching the gas path reversing valve to enable the gas inlet main pipe to be communicated with the second branch pipe, and purging the reversing valve pipeline and the reversing valve by using compressed air;
6. closing the air inlet valve, closing the air valve, and finishing cleaning.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The cleaning and purging functions are realized, the cleaning and purging functions are switched through the gas circuit reversing valve, purging is performed after the cleaning is finished, the cleaning liquid residue in the color changing valve is avoided, the cleaning and purging functions can be switched rapidly, and a gas pipe is not required to be connected;
(2) Compared with the existing cleaning mode, the automatic cleaning mode is changed from the original manual disassembly cleaning mode, the automatic cleaning mode integrates the cleaning and purging functions, a filter sucker and a filter are added, front-back double filtration is realized, the cleanliness of cleaning liquid is ensured, and the risk of secondary blockage of a color changing valve is reduced;
(3) The utility model can be used for disassembling-free cleaning the color-changing valve, reduces the labor hour for disassembling and assembling the color-changing valve and the damage probability of the valve body and the valve seat, and improves the cleaning efficiency;
(4) The utility model has compact layout, simple structure and convenient operation and maintenance.
Drawings
FIG. 1 is a schematic view of a first view angle of a quick cleaning device for paint color changing valves;
FIG. 2 is a schematic diagram of a second view angle of a quick cleaning device for paint color changing valves according to the present utility model;
FIG. 3 is a schematic view of the structure of the filter suction cup of the present utility model;
FIG. 4 is a schematic diagram of the solvent purge and compressed air purge paths of the present utility model.
The graphic indicia are illustrated as follows:
1. a mounting bracket; 2. a pneumatic diaphragm pump; 31. an intake manifold; 32. a first branch pipe; 33. a second branch pipe; 4. the gas circuit reversing valve; 5. a solvent line; 61. filtering the sucker; 611. installing a nut; 612. an upper end cap; 613. a lower end cap; 614. stainless steel filter screen; 62. a filter; 71. an air inlet valve; 72. a liquid inlet valve; 73. a first air pressure regulating valve; 74. a second air pressure regulating valve; 75. a first one-way valve; 76. a second one-way valve; 77. an air valve; 78. an outlet valve; 8. a voltage stabilizer; 9. and a universal wheel.
Detailed Description
The utility model is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Example 1
Referring to fig. 1 to 4, a first embodiment of a quick cleaning device for paint color changing valves of the present utility model includes a mounting bracket 1, a pneumatic diaphragm pump 2, a compressed air pipeline, a gas path reversing valve 4, a solvent pipeline 5, and a filtering component, wherein the pneumatic diaphragm pump 2 is mounted on the mounting bracket 1; the compressed air pipeline comprises an air inlet main pipe 31, a first branch pipe 32 and a second branch pipe 33, the air channel reversing valve 4 is arranged at the junction of the air inlet main pipe 31 and the first branch pipe 32 and the second branch pipe 33, one end of the first branch pipe 32 is communicated with the air channel reversing valve 4, the other end of the first branch pipe is communicated with the pneumatic diaphragm pump 2, and the pneumatic diaphragm pump 2 is also communicated with the solvent pipeline 5; one end of the second branch pipe 33 is communicated with the gas circuit reversing valve 4, and the other end is communicated with the outlet of the solvent pipeline 5; the filter component is arranged in the solvent pipeline 5; an intake valve 71 is provided at the inlet of the intake manifold 31, and a liquid intake valve 72 is provided at the inlet of the solvent line 5.
As an embodiment of the present utility model, the filter assembly includes a filter suction cup 61 and a filter 62, the filter suction cup 61 is installed at the inlet of the solvent pipe 5, the filter 62 is installed near the outlet of the solvent pipe 5, and the air-operated diaphragm pump 2 is located between the filter suction cup 61 and the filter 62.
The filter sucker 61 carries out preliminary filtration to the solvent from the entry of solvent pipeline 5, avoids impurity in the solvent to enter into in the solvent pipeline 5, and filter 62 filters the solvent once more in the export of solvent pipeline 5, through dual filtration, guarantees the cleanliness factor of washing liquid, reduces the solvent and leads to the risk that the colour change valve blockked up. The liquid inlet valve 72 is positioned at the rear end of the filter sucker 61, so as to be convenient for opening and closing the solvent control pipeline 5.
As an embodiment of the present utility model, the filter suction cup 61 includes a mounting nut 611, an upper end cap 612, and a lower end cap 613 connected in this order, and a stainless steel filter screen 614 is mounted on the lower end cap 613.
The mounting nut 611 is used for connecting the filter suction cup 61 with the solvent pipeline 5, and the lower end cover 613 is used for mounting and fixing the stainless steel filter screen 614, of course, the filter screen is not limited to stainless steel, but can be made of other materials, and the filter screen made of stainless steel is preferred, so that the filter screen has better anti-corrosion performance and prolonged service life; the upper end cap 612 is used for connecting the mounting nut 611 and the lower end cap 613, and the upper end cap 612 may take a bell mouth shape, so that the suction of the solvent by the air-operated diaphragm pump 2 is facilitated.
As an embodiment of the present utility model, the present utility model further includes a first air pressure regulating valve 73 and a second air pressure regulating valve 74, the first air pressure regulating valve 73 is mounted on the first branch pipe 32, and the second air pressure regulating valve 74 is mounted on the second branch pipe 33.
The first air pressure regulating valve 73 is used for regulating the air pressure of the pneumatic diaphragm pump 2 and controlling the speed of pumping the cleaning liquid; the second air pressure regulating valve 74 has the function of regulating the pressure of the pipeline blowing air, so that the color change valve pipeline and the color change valve are convenient to clean and dry.
As an embodiment of the present utility model, the present utility model further includes a first check valve 75 and a second check valve 76, wherein the first check valve 75 is installed in the solvent pipe 5 and is located at the rear end of the air-operated diaphragm pump 2, and the second check valve 76 is installed in the second branch pipe 33.
The first check valve 75 is provided to prevent the reverse flow of the cleaning liquid, and the second check valve 76 is provided to prevent the reverse flow of the air.
As an embodiment of the present utility model, a pressure stabilizer 8 is further installed in the solvent pipe 5, and the pressure stabilizer 8 is located at the rear end of the pneumatic diaphragm pump 2.
The voltage stabilizer 8 is a device for stabilizing the output voltage, and can maintain a stable solvent cleaning function.
As an embodiment of the utility model, an air valve 77 is provided in the second branch 33 near the solvent line 5, and an outlet valve 78 is provided in the solvent line 5 at the front end of the filter 62.
The air valve 77 and the outlet valve 78 are respectively used as measures for preventing the leakage of the second branch pipe 33 and the solvent pipeline 5 in the quick cleaning device of the paint color changing valve, when the paint color changing valve is cleaned, the air valve 77 is in an open state, the outlet valve 78 is in a closed state, at the moment, the air channel reversing valve 4 is communicated between the air inlet main pipe 31 and the second branch pipe 33, compressed air cannot enter the first branch pipe 32 and further cannot enable the pneumatic diaphragm pump 2 to work, so that solvent cannot be extracted into the solvent pipeline 5, the solvent pipeline 5 is closed by the outlet valve 78 to serve as a leakage-preventing safety measure, and even if the air channel reversing valve 4 fails to cause the solvent to enter the solvent pipeline 5 at the moment, the solvent can be prevented from entering the color changing valve; when the solvent is cleaned, the outlet valve 78 is in an open state, the air valve 77 is in a closed state, and similarly, the air channel reversing valve 4 enables the air inlet main pipe 31 to be communicated with the first branch pipe 32, and compressed air cannot enter the second branch pipe 33, so that no circulating compressed air exists in the second branch pipe 33 at this time, and the air valve 77 has the function of preventing the compressed air from entering the color changing valve to influence the solvent cleaning process of the color changing valve when the air channel reversing valve 4 fails.
As an embodiment of the present utility model, an air pump is further included, and the air pump is communicated with the compressed air pipeline inlet.
The air pump may provide a continuous supply of compressed air for the extraction of solvent into the pneumatic diaphragm pump 2 via the first branch 32 or for purging into the color valve via the second branch 33. Of course, the utility model also does not comprise an air pump, and the air pump can be realized by external connection.
As an embodiment of the present utility model, the present utility model further comprises a plurality of universal wheels 9, wherein the universal wheels 9 are installed at the bottom of the mounting bracket 1.
The universal wheel 9 is convenient to carry and move, so that the butt joint angle can be better adjusted in the process of cleaning the color changing valve, and the cleaning effect is convenient to improve; and a plurality of different color changing valves can conveniently share the same paint color changing valve rapid cleaning device, so that the device is more economical.
The cleaning step of the quick cleaning device for the paint color changing valve comprises the following steps:
1. the outlet of the solvent pipeline 5 is connected with one end of a color changing valve to be cleaned, and the other end of the color changing valve is connected with a waste liquid return pipeline;
2. opening the air inlet valve 71, the liquid inlet valve 72 and the outlet valve 78;
3. the gas path reversing valve 4 is shifted to the gas inlet main pipe 31 to be communicated with the first branch pipe 32, the pneumatic diaphragm pump 2 is used for pumping solvent in the solvent storage tank, the solvent is subjected to double filtration through the filter sucker 61 and the filter 62, then the color changing valve is washed, and the flow rate of compressed air is regulated by the first air pressure regulating valve 73 so as to regulate the flow rate of the solvent;
4. after the solvent flushing is completed, the outlet valve 78 and the liquid inlet valve 72 are closed, and the air valve 77 is opened;
5. switching the gas path reversing valve 4 to enable the air inlet main pipe 31 to be communicated with the second branch pipe 33, and purging a reversing valve pipeline and a reversing valve by using compressed air;
6. the air inlet valve 71 is closed, the air valve 77 is closed, and the cleaning is completed.
Example 2
The following is a second embodiment of a quick cleaning device for paint color changing valves, which is similar to embodiment 1, except that it further includes a solvent storage tank mounted on the mounting bracket 1 and communicating with the filter suction cup 61.
The solvent storage tank is used for temporarily storing a solvent for cleaning the color changing valve, so that the cleaning work of the color changing valve is facilitated; of course, the utility model does not need to comprise a solvent storage tank, and the solvent can enter the solvent pipeline in an external connection mode to clean the color changing valve.
Example 3
The following is a third embodiment of the quick cleaning device for paint color changing valve, which is similar to embodiment 1, and is different from the above embodiment in that it further includes a waste liquid recovery tank and a waste liquid return pipe, the waste liquid recovery tank is mounted on the mounting bracket 1 and is communicated with the waste liquid return pipe.
The waste liquid return pipe can be convenient for waste liquid recovery, and the waste liquid recovery box is used for recovering and cleaning the washing liquid after the color change valve, can unify centralized processing after the collection, and is more environment-friendly. Of course, the utility model does not need to comprise a waste liquid recovery box and a waste liquid return pipe, and can be intensively recovered in a mode of externally connecting the waste liquid box.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. The quick cleaning device for the paint color-changing valve is characterized by comprising a mounting bracket (1), a pneumatic diaphragm pump (2), a compressed air pipeline, a gas circuit reversing valve (4), a solvent pipeline (5) and a filtering component, wherein the pneumatic diaphragm pump (2) is arranged on the mounting bracket (1); the compressed air pipeline comprises an air inlet main pipe (31), a first branch pipe (32) and a second branch pipe (33), the air channel reversing valve (4) is arranged at the junction of the air inlet main pipe (31) and the first branch pipe (32) and the second branch pipe (33), one end of the first branch pipe (32) is communicated with the air channel reversing valve (4), the other end of the first branch pipe is communicated with the pneumatic diaphragm pump (2), and the pneumatic diaphragm pump (2) is also communicated with the solvent pipeline (5); one end of the second branch pipe (33) is communicated with the gas path reversing valve (4), and the other end of the second branch pipe is communicated with the outlet of the solvent pipeline (5); the filter assembly is arranged in the solvent pipeline (5); an air inlet valve (71) is arranged at the inlet of the air inlet main pipe (31), and a liquid inlet valve (72) is arranged at the inlet of the solvent pipeline (5).
2. The quick cleaning device for paint color changing valves according to claim 1, wherein the filter assembly comprises a filter suction cup (61) and a filter (62), the filter suction cup (61) is installed at the inlet of the solvent pipeline (5), the filter (62) is installed at the outlet of the solvent pipeline (5), and the pneumatic diaphragm pump (2) is located between the filter suction cup (61) and the filter (62).
3. The quick cleaning device for paint color changing valves according to claim 2, further comprising a first air pressure regulating valve (73) and a second air pressure regulating valve (74), wherein the first air pressure regulating valve (73) is mounted on the first branch pipe (32), and the second air pressure regulating valve (74) is mounted on the second branch pipe (33).
4. A quick paint color changing valve cleaning device according to claim 3, further comprising a first one-way valve (75) and a second one-way valve (76), wherein the first one-way valve (75) is installed on the solvent pipeline (5) and is located at the rear end of the pneumatic diaphragm pump (2), and the second one-way valve (76) is installed on the second branch pipe (33).
5. The quick cleaning device for paint color changing valves according to claim 4, wherein a voltage stabilizer (8) is further arranged in the solvent pipeline (5), and the voltage stabilizer (8) is positioned at the rear end of the pneumatic diaphragm pump (2).
6. The quick cleaning device for paint color changing valves according to claim 5, characterized in that an air valve (77) is provided in the second branch pipe (33) near the solvent pipe (5), and an outlet valve (78) is provided in the solvent pipe (5) at the front end of the filter (62).
7. The quick cleaning device for paint color changing valves according to claim 2, further comprising a solvent storage tank mounted to the mounting bracket (1) and in communication with the filter suction cup (61).
8. The quick paint color valve cleaning apparatus of claim 1, further comprising an air pump in communication with the compressed air line inlet.
9. The quick cleaning device for paint color changing valves according to claim 1, further comprising a plurality of universal wheels (9), wherein the universal wheels (9) are arranged at the bottom of the mounting bracket (1).
10. The quick cleaning device for paint color changing valves according to claim 1, further comprising a waste liquid recovery tank and a waste liquid return pipe, wherein the waste liquid recovery tank is mounted on the mounting bracket (1) and is communicated with the waste liquid return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320223743.XU CN219664629U (en) | 2023-02-13 | 2023-02-13 | Quick belt cleaning device of coating colour-changing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320223743.XU CN219664629U (en) | 2023-02-13 | 2023-02-13 | Quick belt cleaning device of coating colour-changing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219664629U true CN219664629U (en) | 2023-09-12 |
Family
ID=87895609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320223743.XU Active CN219664629U (en) | 2023-02-13 | 2023-02-13 | Quick belt cleaning device of coating colour-changing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219664629U (en) |
-
2023
- 2023-02-13 CN CN202320223743.XU patent/CN219664629U/en active Active
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