CN111263504B - Cooling device of plasma cleaning machine - Google Patents

Abstract

The invention relates to a cooling device of a plasma cleaning machine, which is applied to the technical field of plasma cleaning equipment and comprises a cabinet and an installation frame, wherein a through groove for inserting the installation frame is formed in the cabinet, a bent pipe is arranged in the installation frame, two ends of the bent pipe penetrate out of the installation frame, a valve is arranged at one penetrating end of the bent pipe, pipe sleeves are arranged at two ends of the bent pipe, an air pipe penetrates through the bent pipe, two ends of the air pipe are connected with metal pipes, the two metal pipes respectively penetrate out of the two pipe sleeves, conical rubber pads are arranged outside the two metal pipes, one end of each rubber pad is inserted into each pipe sleeve, the external threads of each pipe sleeve are connected with a pressing sleeve, each metal pipe penetrates through the pressing sleeve, a cooling air inlet nozzle is connected with two air pipes through a conversion piece, and one air pipe is connected with the metal pipe. The invention has the effect of improving the adaptability of the plasma cleaning machine to different environments.

Description

Cooling device of plasma cleaning machine

Technical Field

The invention relates to the technical field of plasma cleaning equipment, in particular to a cooling device of a plasma cleaning machine.

Background

The plasma cleaning machine is a brand-new high-tech technology, achieves the effect which cannot be achieved by a conventional cleaning method by utilizing plasma, and achieves the purpose of removing stains on the surface of an object by mainly relying on the activation of active particles in the plasma.

Chinese patent with publication number CN209124534U discloses a double-gas-source low-temperature plasma machine spray gun, including the casing, along the axial direction of casing and fix the electrode in the casing, the one end threaded connection nozzle that is located the casing in the casing, be equipped with the chamber of ventilating along the axial direction of nozzle in the nozzle, the electrode inserts ventilate chamber and clearance fit in ventilating the chamber, the nozzle with be equipped with isolated heat conduction cavity each other between the casing, be equipped with the air vent outside intercommunication heat conduction cavity and the casing on the casing, be connected with the trachea on the air vent.

Current plasma cleaning machine mainly includes the spray gun, the rack, be equipped with power module in the rack, the mainboard, the module of stepping up, step down box and gas transmission module, the rack is equipped with gaseous suction nozzle and cooling suction nozzle outward, wherein gaseous suction nozzle is used for carrying out the ionization for spray gun switch-on air or inert gas, the cooling suction nozzle then is used for a spray gun switch-on cooling gas, lower the temperature for the spray gun, in operation, it becomes 7000 volts to step up after conventional alternating current point input, the direct current that is 3000 volts through step down box output again gives the motor power supply, the ionized air, make gas aroused to be the plasma state.

In the actual work process, certain heat can be produced in the component work in the rack, therefore generally all can dispel the heat from taking a little exhaust fan on the rack, but when plasma cleaning machine was in the environment that the temperature is higher relatively, the radiating effect of exhaust fan was very little, made the interior component operating temperature of rack too high easily and broke down, and then leaded to plasma cleaning machine to the adaptability of environment relatively poor.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a cooling device of a plasma cleaning machine, which has the effect of improving the adaptability of the plasma cleaning machine to different environments.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a cooling device of plasma cleaning machine, includes rack and installing frame, set up on the rack and supply installing frame male logical groove, be equipped with the return bend in the installing frame, outside the installing frame was all worn out at the both ends of return bend, and the one end of wearing out was equipped with the valve, the both ends of return bend all are equipped with the pipe box, wear to be equipped with the trachea in the return bend, tracheal both ends all are connected with the tubular metal resonator, two the tubular metal resonator is worn out in two pipe boxes respectively, two conical rubber pad is all established outside the tubular metal resonator, the one end of rubber pad inserts in the pipe box, pipe box external screw thread connection has the pressure cover, the tubular metal resonator passes and presses the cover, and the cooling suction nozzle is connected with two gas-supply pipes, one of them through the converting part the gas-supply pipe is connected with the tubular metal resonator.

By adopting the technical scheme, when the temperature of the working environment is higher, an operator connects the two ends of the elbow with the pipelines, opens the valve and introduces cooling water into the elbow, and utilizes the cooling water to cool the interior of the cabinet, so that the working temperature of elements in the cabinet is controlled within a certain range, the possibility of failure of the elements in the cabinet due to overhigh temperature is reduced, and the adaptability of the plasma cleaning machine to different working environments is improved; when the gas input into the cooling air inlet nozzle needs to be cooled simultaneously, an operator utilizes the conversion piece to communicate the gas pipe connected with the metal pipe with the cooling air inlet nozzle, and the air input into the cooling air inlet nozzle is cooled by cooling water in the bent pipe, so that the cooling effect of the gas on the spray gun is improved, and the requirements of different cleaning products are met; because the mounting frame can be taken out integrally and matched with the conversion piece, an operator can freely select independent water cooling or air cooling and also can select the combination of the water cooling and the air cooling, and the mounting frame is convenient and flexible.

The present invention in a preferred example may be further configured to: the conversion piece is including setting up the layer board on the cooling suction nozzle, fixing the cylinder on the layer board and wearing to establish the conversion piece on the cylinder, be equipped with the sealing washer with the coaxial distribution of cooling suction nozzle on the layer board, two gas pockets have been seted up on the conversion piece, two the gas-supply pipe is connected respectively in the gas pocket, the conversion piece all is equipped with the annular with sealing washer matched with in two gas pockets, threaded connection has adjusting nut on the cylinder.

By adopting the technical scheme, an operator rotates the conversion block to drive one of the air holes to correspond to the cooling air inlet nozzle, then the adjusting nut is screwed to be tightly abutted against the conversion block, the conversion block is pushed to extrude the sealing ring, and therefore the cooling air inlet nozzle and the air holes are sealed conveniently and quickly.

The present invention in a preferred example may be further configured to: and two sealing rings are arranged on the supporting plate and correspond to the two ring grooves respectively.

Through adopting above-mentioned technical scheme, two sealing washers have reduced the skew condition of appearing when the conversion piece is supported tightly by adjusting nut, do benefit to the airtight effect that improves between gas pocket and the cooling suction nozzle.

The present invention in a preferred example may be further configured to: the supporting plate is in threaded connection with a positioning pin, the conversion block is provided with two positioning blocks, positioning holes are formed in the two positioning blocks, and when the positioning pin penetrates through the positioning holes, the sealing ring is opposite to the ring groove.

Through adopting above-mentioned technical scheme, the cooperation through locating pin and locating hole provides convenience for the operator adjustment gas pocket and cooling suction nozzle position relatively, and when the operator screwed adjusting nut and promoted the conversion piece, the locating pin has still played the guide effect to the conversion piece simultaneously, has reduced the inclined possibility of conversion piece.

The present invention in a preferred example may be further configured to: the cover is equipped with compression spring on the cylinder, compression spring's both ends are contradicted with adjusting nut and conversion piece respectively.

Through adopting above-mentioned technical scheme, when adjusting nut extrusion compression spring, compression spring is in deformation state, has exerted an elastic thrust effect to adjusting nut, has reduced adjusting nut reversal, not hard up possibility.

The present invention in a preferred example may be further configured to: the water-saving water dispenser is characterized in that a fixing frame is connected to the side wall of the cabinet, an end cover is connected to the fixing frame through a screw, a water bag is connected to the bottom surface of the fixing frame, a first conveying pipe and a second conveying pipe are connected to the end cover, the lower end of the first conveying pipe is located below the water surface, and the lower end of the second conveying pipe is located on the water surface.

Through adopting above-mentioned technical scheme, when impurity in the air is more, the operator utilizes the pipeline to be connected second conveyer pipe and gaseous suction nozzle, and first conveyer pipe is connected with the air supply, and the air filters through first conveyer pipe input aquatic this moment, and in the filtration is carried to gaseous suction nozzle from the second conveyer pipe again, reduced the content of impurity in the air, improved the cleaning performance of plasma wind.

The present invention in a preferred example may be further configured to: articulated on the rack lateral wall have the safety cover, safety cover and rack pass through hasp connection.

By adopting the technical scheme, when the plasma cleaning machine is carried or stored, the water bag and other parts are covered by rotating the protective cover, so that the possibility that the water bag is torn is reduced.

The present invention in a preferred example may be further configured to: the pipe sleeve opening is provided with a wedge-shaped surface matched with the conical surface of the rubber pad.

Through adopting above-mentioned technical scheme, the cooperation of wedge face and rubber pad conical surface does benefit to and increases the gas tightness between the two.

The present invention in a preferred example may be further configured to: two parallel square frames are connected in the machine cabinet through fastening screws, and filter screens are arranged in the two square frames.

Through adopting above-mentioned technical scheme, the filter screen has played the effect of keeping off dirt on the one hand, and on the other hand has also blockked the installation frame and has taken place with the condition that interior component of rack bumps when inserting in the rack.

The present invention in a preferred example may be further configured to: the cabinet is hinged with a baffle plate used for covering the notch of the through groove.

By adopting the technical scheme, the through groove openings are covered by the baffle plates, so that external sundries are prevented from falling into the cabinet, and the protection effect of elements in the cabinet is achieved.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the interior of the cabinet is cooled by water cooling, so that the working temperature of the interior of the cabinet is maintained within a certain range, the adaptability of the plasma cleaning machine to different working environments is improved, and meanwhile, the cooling effect of the air in the air pipe on the spray gun is enhanced under the cooling action of cooling water in the bent pipe;

2. the conversion piece enables an operator to select air with different temperatures to be input from the cooling air inlet nozzle according to actual needs, and the air inlet nozzle is convenient and flexible; the air input into the air inlet nozzle is filtered, so that the content of impurities in ionized air is reduced, and the cleaning effect of plasma wind is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural diagram of the present embodiment for embodying the elbow and the trachea.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is a schematic structural view of the water bag according to the present embodiment.

Fig. 5 is an enlarged view at B in fig. 4.

Fig. 6 is a schematic structural diagram for embodying the first delivery pipe and the second delivery pipe in this embodiment.

Fig. 7 is an enlarged view at C in fig. 6.

Fig. 8 is a schematic structural diagram for embodying the conversion block in the present embodiment.

Fig. 9 is an enlarged view at D in fig. 8.

In the figure, 1, a cabinet; 11. a through groove; 2. installing a frame; 21. bending the pipe; 211. a valve; 22. pipe sleeve; 221. a wedge-shaped surface; 23. an air tube; 24. a metal tube; 25. a rubber pad; 26. pressing the sleeve; 27. a gas delivery pipe; 3. a conversion member; 31. a support plate; 32. a cylinder; 33. a conversion block; 331. air holes; 332. a ring groove; 34. a seal ring; 35. adjusting the nut; 36. positioning pins; 37. positioning blocks; 371. positioning holes; 38. a compression spring; 4. a fixing frame; 41. an end cap; 411. a first delivery pipe; 412. a second delivery pipe; 42. a water bag; 5. a protective cover; 51. a hasp; 52. a square frame; 521. filtering with a screen; 53. fastening screws; 54. a baffle plate; 61. a gas inlet nozzle; 62. the air inlet nozzle is cooled.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a cooling device of a plasma cleaning machine disclosed in the present invention is shown in fig. 1 and fig. 2, and includes a cabinet 1 and an installation frame 2, wherein the installation frame 2 is provided with a bent pipe 21 on the cabinet 1, the bent pipe 21 is in a continuous S shape, two ends of the bent pipe 21 penetrate through the installation frame 2, one end of the bent pipe 21 is provided with a valve 211, and the cabinet 1 is provided with a through groove 11 into which the installation frame 2 is inserted; as shown in fig. 4 and 5, two parallel frames 52 are connected to the cabinet 1 through fastening screws 53, the two frames 52 are distributed on two sides of the mounting frame 2, a filter screen 521 is disposed in each of the two frames 52 to separate the mounting frame 2 from the components in the cabinet 1, and a baffle 54 for covering the slot of the through slot 11 is hinged to the cabinet 1.

As shown in fig. 2, when the temperature of the working environment of the cleaning machine is high, an operator connects two ends of the bent pipe 21 with pipes, preferably hoses, for easy connection, and then opens the valve 211 and connects the corresponding pipe at the end with a cooling water source, so that the cooling water is delivered into the bent pipe 21 and then is delivered from another pipe, thereby forming a cooling water circulation; the heat in the cabinet 1 is transferred to the cooling water in the elbow pipe 21 and is taken away along with the water circulation, so that the effect of reducing the temperature in the cabinet 1 is achieved, the possibility of failure of elements in the cabinet 1 due to overhigh temperature is reduced, and the adaptability of the plasma cleaning machine to different working environments is improved; when the cooling water supply device is in actual use, the cooling water machine can be selected as the cooling water source, and the temperature of the cooling water can be freely adjusted according to the temperature of the site environment so as to achieve a better cooling effect.

As shown in fig. 2 and 3, two ends of the elbow 21 are vertically provided with sleeves, an air pipe 23 penetrates through the elbow 21, the air pipe 23 is made of a soft material, two ends of the air pipe 23 are both connected with metal pipes 24, the two metal pipes 24 respectively penetrate out of the two pipe sleeves 22, one penetrating end of each metal pipe is provided with a conical rubber pad 25, namely, the section of each rubber pad 25 is trapezoidal, one end of each rubber pad 25 is inserted into the corresponding pipe sleeve 22, the opening of each pipe sleeve 22 is provided with a wedge-shaped surface 221 matched with the outer conical surface of the corresponding rubber pad 25, the pipe sleeve 22 is externally threaded with a pressing sleeve 26, the metal pipe 24 penetrates through the pressing sleeve 26, during installation, an operator screws the pressing sleeve 26 to drive the pressing sleeve 26 to extrude the rubber pads 25, and the conical surfaces and the wedge-shaped surfaces 221 of the rubber pads 25 are tightly pressed, so that the convenience and the rapidness are achieved; the cooling air inlet nozzle 62 is connected with two air supply pipes 27 through the switching piece 3, wherein one air supply pipe 27 is connected with the metal pipe 24.

As shown in fig. 8 and 9, the conversion element 3 includes a supporting plate 31 disposed on the cooling air inlet nozzle 62, a sealing ring 34 and a cylinder 32 eccentrically distributed with the cooling air inlet nozzle 62 are disposed on the supporting plate 31, the number of the sealing rings 34 is two, one of the sealing rings 34 and the cooling air inlet nozzle 62 are coaxially distributed, a conversion block 33 is disposed on the cylinder 32 in a penetrating manner, two air holes 331 are disposed on the conversion block 33, the two air holes 331 respectively correspond to the two sealing rings 34, annular grooves 332 matched with the sealing rings 34 are disposed at the two air holes 331 on one side of the conversion block 33 facing the supporting plate 31, the two air pipes 27 (as shown in fig. 7) are respectively connected in the two air holes 331, a compression spring 38 is sleeved on the cylinder 32, and an adjusting nut 35 is further connected to the cylinder 32 through a thread.

As shown in fig. 8, the supporting plate 31 is screwed with a positioning pin 36, the switching block 33 is provided with two positioning blocks 37, the two positioning blocks 37 are both provided with positioning holes 371, and when the positioning pin 36 passes through the positioning holes 371, the sealing ring 34 is opposite to the ring groove 332.

When gas flows through the spray gun, the electrode releases high-voltage electric arc to ionize the gas to form plasma wind, and the gas can be ionized only by absorbing energy released from the electrode, so that the temperature can be increased when the gas flows out of the nozzle, and the temperature of the spray gun is increased accordingly, so that the gas inlet nozzle 61 is communicated with air and conveyed into the spray gun to ionize when the gas is used at ordinary times, and the cooling gas inlet nozzle 62 is required to be communicated with a gas source independently to cool the interior of the spray gun. The operator rotates the switching block 33, after the air hole 331 is opposite to the cooling air inlet nozzle 62, the positioning pin 36 passes through the positioning hole 371 and is screwed on the supporting plate 31, then the adjusting nut 35 is screwed to press the compression spring 38, so that the conversion block 33 moves until the groove wall of the ring groove 332 abuts against the sealing ring 34, at this time, the air pipe 27 connected with the metal pipe 24 is communicated with the cooling air inlet nozzle 62, an operator communicates the other metal pipe 24 with an air source through a hose, cooling water is still conveyed in the elbow pipe 21, when the air is transmitted into the air pipe 23, the cooling water cools the air in the air pipe 23, and the cooled air is input into the cooling air inlet nozzle 62 through the air conveying pipe 27, so that the cooling effect on the plasma air and the spray gun is enhanced, and particularly, the application range of the plasma cleaning machine is widened when the plasma cleaning machine is used for cleaning products such as rubber with poor heat resistance or products with temperature requirements. If the product washs when not having high expectations, the operator utilizes conversion piece 3 to make another gas-supply pipe 27 and cooling suction nozzle 62 dock, directly utilizes the interior air of delivery yard, and when in actual use simultaneously, to the cooling water circulation cooling be used for the inside air that still cools off suction nozzle 62 and carry alone or both are compatible in rack 1, can independently exist based on installing frame 2 and realize, convenient nimble, improved resource utilization.

As shown in fig. 6, a fixing frame 4 is connected to a side wall of the cabinet 1, a water bag 42 is connected to a bottom surface of the fixing frame, an end cover 41 is connected to the fixing frame 4 through a screw, a first conveying pipe 411 and a second conveying pipe 412 which are inserted into the water bag 42 are connected to the end cover 41, wherein the first conveying pipe 411 is inserted into the water downwards, and a lower end of the second conveying pipe 412 is located above the water surface; during the use, the operator utilizes the pipeline to communicate gas suction nozzle 61 with second conveyer pipe 412, and reuse the pipeline and communicate first conveyer pipe 411 with the air supply, and the air is transmitted to the aquatic of water bag 42 through first conveyer pipe 411, through being exported by second conveyer pipe 412 after the washing, through the pipeline transport to gas suction nozzle 61, because the air filters from the aquatic for particulate matter content such as dust in the air reduces, has increased the clean degree of plasma wind after the ionization, thereby does benefit to and improves the cleaning performance.

As shown in fig. 1 and 6, a protective cover 5 is hinged on a side wall of the cabinet 1, the protective cover 5 is connected with the cabinet 1 through a buckle 51, the water bag 42 and relevant components are entirely covered, an opening is formed in one end, away from the hinge point, of the protective cover 5, an operator takes out the installation frame 2 and inserts the installation frame into the protective cover 5, and then the end cover 41 is rotated to cover the notch of the through groove 11, so that the cabinet is convenient to carry and transport.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (9)

1. A cooling device of a plasma cleaning machine is characterized in that: including rack (1) and installing frame (2), seted up on rack (1) and supplied installing frame (2) male logical groove (11), be equipped with return bend (21) in installing frame (2), outside installing frame (2) was all worn out at the both ends of return bend (21), and the one end of wearing out was equipped with valve (211), the both ends of return bend (21) all are equipped with pipe box (22), wear to be equipped with trachea (23) in return bend (21), the both ends of trachea (23) all are connected with tubular metal resonator (24), two tubular metal resonator (24) are worn out in two pipe boxes (22) respectively, two conical rubber pad (25) all are established outward to tubular metal resonator (24), the one end of rubber pad (25) is inserted in pipe box (22), pipe box (22) threaded connection has pressure cover (26), tubular metal resonator (24) pass pressure cover (26), cooling admission nozzle (62) are connected with two gas-supply pipes (27) through adaptor (3), one of the air delivery pipes (27) is connected with the metal pipe (24), and cooling water is introduced into the elbow pipe (21);

conversion spare (3) including setting up layer board (31) on cooling suction nozzle (62), fixing cylinder (32) on layer board (31) and wearing to establish conversion piece (33) on cylinder (32), be equipped with on layer board (31) with cooling suction nozzle (62) coaxial distribution's sealing washer (34), two gas pocket (331) have been seted up on conversion piece (33), two gas pipe (27) are connected respectively in gas pocket (331), conversion piece (33) all are equipped with in two gas pocket (331) departments with sealing washer (34) matched with annular (332), threaded connection has adjusting nut (35) on cylinder (32).

2. The cooling apparatus of a plasma cleaning machine according to claim 1, characterized in that: two sealing rings (34) are arranged on the supporting plate (31), and the two sealing rings (34) correspond to the two ring grooves (332) respectively.

3. The cooling apparatus of a plasma cleaning machine according to claim 2, characterized in that: threaded connection has locating pin (36) on layer board (31), be equipped with two locating piece (37) on switching piece (33), two locating hole (371) have all been seted up on locating piece (37), work as when locating pin (36) pass locating hole (371), sealing washer (34) are just right with annular (332).

4. The cooling device of a plasma cleaning machine according to claim 3, characterized in that: the cylinder (32) is sleeved with a compression spring (38), and two ends of the compression spring (38) are respectively abutted against an adjusting nut (35) and a conversion block (33).

5. The cooling apparatus of a plasma cleaning machine according to claim 1, characterized in that: the water-saving cabinet is characterized in that a fixing frame (4) is connected to the side wall of the cabinet (1), an end cover (41) is connected to the fixing frame (4) through screws, a water bag (42) is connected to the bottom surface of the fixing frame (4), a first conveying pipe (411) and a second conveying pipe (412) are connected to the end cover (41), the lower end of the first conveying pipe (411) is located below the water surface, and the lower end of the second conveying pipe (412) is located on the water surface.

6. The cooling apparatus of a plasma cleaning machine according to claim 5, characterized in that: articulated on rack (1) lateral wall have safety cover (5), safety cover (5) and rack (1) are connected through hasp (51).

7. The cooling apparatus of a plasma cleaning machine according to claim 1, characterized in that: the mouth of the pipe sleeve (22) is provided with a wedge-shaped surface (221) matched with the conical surface of the rubber pad (25).

8. The cooling apparatus of a plasma cleaning machine according to claim 1, characterized in that: two parallel frames (52) are connected in the machine cabinet (1) through fastening screws (53), and filter screens (521) are arranged in the two frames (52).

9. The cooling apparatus of a plasma cleaning machine according to claim 8, characterized in that: a baffle (54) used for shielding the notch of the through groove (11) is hinged on the cabinet (1).

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