CN112040626A

CN112040626A - Plasma gun with press discharge switch and using method

Info

Publication number: CN112040626A
Application number: CN202010743028.XA
Authority: CN
Inventors: 张忠诚; 徐国栋
Original assignee: Suzhou Guo Ke Xing Wang Medical Equipment Co ltd
Current assignee: Suzhou Guo Ke Xing Wang Medical Equipment Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2020-12-04
Anticipated expiration: 2040-07-31
Also published as: CN112040626B

Abstract

The invention discloses a plasma gun with a press discharge switch, which belongs to the technical field of plasma guns and comprises a gun body, wherein the top end of the gun body is provided with a fixed cylinder through a fixing piece, a cathode head and an anode head are arranged inside the fixed cylinder, the cathode head is movably arranged inside the fixed cylinder through a locking adjusting part, the right end of the anode head is fixedly arranged on the right side surface of the inner side wall of the fixed cylinder, the left end of the anode head is attached to the right end of the cathode head, and the left end of the cathode head penetrates through a through hole from the left side surface of the fixed cylinder to extend out of the fixed cylinder; utilize installation cover and adjusting collar to become the locking regulation portion, the negative pole head passes the adjusting collar and contacts with the positive pole head to utilize bolt one to twist the adjusting collar and fix the negative pole head, thereby adjust the position of negative pole head after the negative pole head consumes, guarantee negative pole head and positive pole head laminating contact all the time, and then guarantee plasma gun's normal use, simple structure, convenient operation.

Description

Plasma gun with press discharge switch and using method

Technical Field

The invention belongs to the technical field of plasma guns, and particularly relates to a plasma gun with a press discharge switch and a using method thereof.

Background

The plasma cutting gun is a processing method which utilizes the heat of a high-temperature plasma arc to locally melt metal at a workpiece notch and discharges the molten metal by means of the momentum of high-speed plasma to form a slot.

According to the liquid medium non-transferred arc plasma gun provided by Chinese patent (publication number: CN 207720504U), the patent document adopts liquid as medium, only a small amount of liquid is needed to provide enough ionic gas, the volume of the liquid can expand by thousands of times after boiling and evaporating in a cathode tube, the liquid can completely replace gas medium, the effect is obviously improved compared with the gas medium, no gas circuit needs to be considered in the process of designing the non-transferred arc plasma gun, the gun body structure is simplified, and the trouble that the gas medium needs to be frequently replaced by a gas cylinder is solved; still solved the problem that adopts compressed air to burn out the electrode easily, adopt liquid fuel as the medium, make full use of liquid fuel's chemical energy, compare as liquid medium with using water, adopt the same power can release more heats, but the consumption can appear in the negative pole head in the in-service use, can appear the phenomenon that breaks away from between the negative pole head when the negative pole head consumes and the positive pole head, be not convenient for carry out the regulation in the position to the negative pole head this moment, and lack the cooling body to negative pole head and positive pole head in the use, can not adjust the angle according to actual need when using simultaneously, and open inconveniently to plasma gun's use, do not possess and press the discharge switch.

Disclosure of Invention

The present invention is directed to a plasma gun with a push-to-discharge switch and a method of use thereof to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a plasma gun with a press discharge switch comprises a gun body, wherein a fixed cylinder is mounted at the top end of the gun body through a fixing part, a cathode head and an anode head are arranged inside the fixed cylinder, the cathode head is movably mounted inside the fixed cylinder through a locking adjusting part, the right end of the anode head is fixedly mounted on the right side surface of the inner side wall of the fixed cylinder, the left end of the anode head is attached to the right end of the cathode head, the left end of the cathode head penetrates through a through hole formed in the left side surface of the fixed cylinder and extends out of the fixed cylinder, a press discharge switch electrically connected with an external power supply is mounted on the front surface of the gun body, and the press discharge switch is electrically connected with the anode head inside the fixed cylinder through a power line;

the cooling unit is arranged on the outer surface of the fixed cylinder and is divided into a cathode head cooling assembly and an anode head cooling assembly inside the fixed cylinder, the anode head cooling assembly and the cathode head cooling assembly are communicated with each other, and the cathode head cooling assembly and the anode head cooling assembly are respectively assembled to be used for cooling a cathode head and an anode head;

the utility model discloses a discharge gun, including the press discharge switch, the protection portion is provided with the guard portion in the outside of pressing the discharge switch, the guard portion is assembled for being used for protecting pressing the discharge switch, the guard plate is just installed to the protecting sheathing inside, the guard plate is connected through being connected between elastic buffer subassembly and the rifle body.

By adopting the scheme, the locking adjusting part is formed by the installation sleeve and the adjusting sleeve, the cathode head passes through the adjusting sleeve to be contacted with the anode head, and the adjusting sleeve is screwed by a bolt to fix the cathode head, so that the position of the cathode head is adjusted after the cathode head is consumed, the cathode head and the anode head are always in contact, the normal use of the plasma gun is ensured, the structure is simple, the operation is convenient, the cooling unit is formed by the cathode head cooling component and the anode head cooling component, the cathode head and the working range can be cooled by the water outlet cover and the spray head, the annular tube is wound outside the anode head to cool the anode head after being used, the cooling effect is good, the problems that the temperature of the cathode head is overhigh during the work and the anode head part is difficult to be cooled quickly after being used are effectively avoided, the protection part is formed by the protection shell and the protection cover, utilize the elasticity of clockwork spring to make the protective cover can open fast to utilize guard plate cooperation spring convenient to use to press down the discharge switch, conveniently press the discharge switch and open fast and close, convenient to use, the protecting effect is good, constitutes the mounting through setting up U-shaped mount pad and mounting panel, and then can adjust the work angle of plasma rifle according to the in-service work needs, and it is convenient to adjust, perfect functional diversity.

As a preferred embodiment, the locking adjusting part comprises an adjusting sleeve, an installing sleeve, a first bolt and a first fixing column, the adjusting sleeve is movably connected with the installing sleeve, the installing sleeve is fixedly installed on the inner side wall of the fixing barrel through the first fixing column, the right end of the cathode head penetrates through the adjusting sleeve and is attached to the left end of the anode head, the first bolt is installed on the outer surface of the adjusting sleeve in a threaded mode, and the tail end of the first bolt penetrates through the adjusting sleeve and is attached to the outer surface of the cathode head.

Adopt above-mentioned scheme, constitute locking regulation portion through being provided with adjusting collar and installation cover, the negative pole head slides the adjusting position in the installation cover to utilize bolt one to lock the negative pole head, and then realized the simple quick position control of negative pole head, simple structure, convenient operation.

As a preferable embodiment, the right side of the outer surface of the adjusting sleeve is provided with an external thread, the inner side wall of the mounting sleeve is provided with an internal thread, and the adjusting sleeve and the mounting sleeve are connected through the external thread and the internal thread.

Adopt above-mentioned scheme, through being provided with external screw thread and internal thread, utilize external screw thread and interior screw-thread fit to be convenient for install fixedly convenient operation to the adjusting collar.

In a preferred embodiment, the cathode head cooling assembly comprises a water outlet cover and a plurality of spray heads, the water outlet cover is fixedly arranged on the outer surface of the fixed cylinder, and a plurality of nozzles are arranged on the inner side wall of the water outlet cover in an annular array, the anode head cooling component comprises an annular pipe, the annular pipe is wound on the outer surface of the anode head and is fixedly arranged on the inner side wall of the fixed cylinder through a second fixed column, the two ends of the annular pipe respectively extend out of the fixed cylinders, the gun body is provided with a cooling water pipe through the fixed ring, one end of the cooling water pipe is communicated with an external water source through an external water pump, the other end of the cooling water pipe is respectively communicated with the water outlet cover and one end of the annular pipe, the other end of the annular pipe is communicated with an external backflow water pipe, and one end of the cooling water pipe close to the water outlet cover and one end of the annular pipe close to the cooling water pipe are respectively provided with a first control valve and a second control valve.

By adopting the scheme, through being provided with negative pole head cooling module and positive pole head cooling module, utilize out the cooperation shower nozzle of water jacket and can cool off the negative pole head, utilize the winding of ring pipe can cool off fast the positive pole head after the use on positive pole head surface, the cooling effect is good and comprehensive, utilizes a condenser tube cooperation control valve one and control valve two just can realize the cooling of negative pole head and positive pole head simultaneously, and is practical convenient, simple structure.

As a preferred embodiment, the guard portion includes protecting crust and protective cover, the front at the rifle body is installed to the protecting crust, swing joint between activity subassembly and the protecting crust is passed through to a side of protective cover, the inside at the protecting crust is all set up with pressing discharge switch to the protecting crust.

Adopt above-mentioned scheme, through installing protecting crust and protective cover, utilize the hasp to make the protective cover can cover and effectively protect the inside discharge switch that presses on the protecting crust, with its isolated with external, the protecting effect is good.

In a preferred embodiment, the movable assembly comprises a connecting plate, a rotating shaft and a spring, one side surface of the connecting plate is fixedly connected with the protective cover, a channel is vertically arranged on the connecting plate, a groove is arranged on the left side surface of the inner side wall of the protective shell, bearings are symmetrically clamped on the upper side surface and the lower side surface of the inner side wall of the groove, and the two bearings are respectively sleeved on the outer surfaces of the two ends of the rotating shaft, the rotating shaft penetrates through the channel, a plurality of clockwork springs are fixedly arranged on the outer surface of the rotating shaft, one end of the clockwork spring, which is far away from the rotating shaft, is fixedly connected with the inner side wall of the channel, the elastic buffer component comprises a spring, the number of the springs is a plurality, two ends of the springs are respectively and fixedly connected with the back surface of the protection plate and the front surface of the gun body, the inside cover of spring is established there is the telescopic link, the both ends of telescopic link respectively with the back of guard plate and the front fixed connection of the rifle body.

Adopt above-mentioned scheme, use through installing pivot cooperation clockwork spring, and then the clockwork spring is in the deformation state when the protective cover lid is on the protecting sheathing, and then utilize the elastic action of clockwork spring to make the protective cover can bounce fast when opening the protective cover, the use in the later stage of being convenient for, through installing the spring, can drive the spring shrink when the guard plate is received the extrusion and is close to pressing discharge switch, and then loosen the elastic force that can utilize the spring to the push type of guard plate after finishing using and make the guard plate fast recovery normal position.

As a preferred embodiment, the top end of the gun body and the right end of the fixed cylinder are provided with protective sleeves, the top end of each protective sleeve is fixedly connected with the right end of the fixed cylinder, a limiting ring is fixed at the bottom end of each protective sleeve, a rubber sleeve is installed at the top end of the gun body, a clamping groove is formed in the outer surface of each rubber sleeve, and the outer surface of each limiting ring is attached to the inner side wall of the corresponding clamping groove.

Adopt above-mentioned scheme, through installing the lag, utilize the lag to protect the mounting, with its and external isolated, the protecting effect is good, utilizes setting up of rubber sleeve to cooperate draw-in groove and spacing ring to support the lag simultaneously, stirs the lag from top to bottom and operates being convenient for.

As a preferred embodiment, the mounting includes U-shaped mount pad, mounting panel and bolt two, the right-hand member at the top of the rifle body and fixed cylinder is installed respectively to U-shaped mount pad and mounting panel, two screw threads of bolt are installed in the front of U-shaped mount pad, threaded hole has been seted up in the front of mounting panel, the tail end of bolt two passes U-shaped mount pad threaded connection at the inside wall of screw hole.

By adopting the scheme, the U-shaped mounting seat, the mounting plate and the bolt II are installed to serve as fixing pieces, so that the angle of the fixing barrel can be adjusted as required, and the adjustment of the working angle of the plasma gun is realized.

A method for using a plasma gun with a press-discharge switch comprises the following steps,

s1, before use, the lock catch is opened, the protective cover automatically rotates to open under the elastic action of the restoring force of the spring, and then the protective plate is pressed to enable the protective plate to approach the pressing discharge switch and compress the spring to contract;

s2, the plasma gun works, when the protective plate is close to the press discharge switch under the action of the step S1, the press discharge switch is squeezed, the press discharge switch is started, the anode head and the cathode head are electrified, and people can hold the gun body to perform plasma operation through operation;

s3, adjusting the cathode head, loosening the bolt I to release the fixation of the cathode head when the cathode head is consumed in the working process, and supporting the cathode head to move towards the inside of the fixed cylinder to ensure that the cathode head is always in contact with the anode head;

s4, after the use, loosen the pressing to the guard plate after the use, make the guard plate move the reconversion forward under the elastic action of spring, press the discharge switch and can close when the guard plate breaks away from with pressing the discharge switch, then rotate the protective cover lid and protect on the protective housing.

As a preferred embodiment, in step S1, the angle of the fixing cylinder can be adjusted according to actual needs, the protecting sleeve is pulled upwards to expose the fixing member during adjustment, and then the bolt b is loosened to hold the fixing cylinder to drive the fixing plate to rotate and then the bolt b is tightened.

Compared with the prior art, the invention has the beneficial effects that:

according to the plasma gun with the press discharge switch and the using method, the locking adjusting part is formed by the mounting sleeve and the adjusting sleeve, the cathode head penetrates through the adjusting sleeve to be in contact with the anode head, and the adjusting sleeve is screwed by the first bolt to fix the cathode head, so that the position of the cathode head is adjusted after the cathode head is consumed, the cathode head and the anode head are always in contact in a fit manner, the normal use of the plasma gun is further ensured, the structure is simple, and the operation is convenient;

according to the plasma gun with the press discharge switch and the using method, the cathode head cooling assembly and the anode head cooling assembly are arranged to form the cooling unit, so that the cathode head and the working range can be cooled by the water outlet cover and the spray head, the annular tube is wound outside the anode head to cool the anode head after being used, the cooling effect is good, and the problems that the temperature of the cathode head is too high during working and the anode head part is difficult to cool quickly after being used are effectively solved;

according to the plasma gun with the press discharge switch and the using method, the protective shell and the protective cover form the protective part, the protective cover can be quickly opened by utilizing the elasticity of the spring, the press discharge switch is convenient to use by utilizing the protective plate to match with the spring, the press discharge switch is convenient to quickly open and close, the use is convenient, and the protective effect is good;

according to the plasma gun with the press discharge switch and the using method, the fixing part is formed by arranging the U-shaped mounting seat and the mounting plate, so that the working angle of the plasma gun can be adjusted according to actual working requirements, the adjustment is convenient, and the functional diversity is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a front view section of a fixed cylinder according to the present invention;

FIG. 3 is a schematic view showing the exploded structure of the locking adjustment part according to the present invention;

FIG. 4 is a schematic structural view of the fixing member of the present invention;

FIG. 5 is a schematic view of the opening of the protecting cover of the present invention;

FIG. 6 is a schematic view of a cross-sectional structure of an internal passage of the web of the present invention;

FIG. 7 is a right-view structural diagram of a protective cover of the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 4 at A according to the present invention;

FIG. 9 is an enlarged view of the structure of FIG. 5 at B according to the present invention;

FIG. 10 is a schematic front view and a half-sectional view of a stationary cylinder according to a second embodiment of the present invention;

fig. 11 is a schematic structural view of a fixing member according to a second embodiment of the present invention.

In the figure: 1. a gun body; 2. a fixing member; 3. a fixed cylinder; 4. a cathode head; 5. an anode head; 6. pressing a discharge switch; 7. a locking adjustment part; 8. an adjusting sleeve; 9. installing a sleeve; 10. a first bolt; 11. fixing a first column; 12. a cooling water pipe; 13. a water outlet cover; 14. a spray head; 15. an annular tube; 16. fixing a second column; 17. a first control valve; 18. a second control valve; 19. a protective part; 20. a protective shell; 21. a protective cover; 22. a connecting plate; 23. a groove; 24. a bearing; 25. a rotating shaft; 26. a channel; 27. a clockwork spring; 28. a protection plate; 29. a spring; 30. a telescopic rod; 31. a protective sleeve; 32. a limiting ring; 33. a rubber sleeve; 34. a card slot; 35. a U-shaped mounting seat; 36. mounting a plate; 37. an arc-shaped hole; 38. a threaded hole; 39. a second bolt; 40. and (4) fixing the ring.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Example 1

Referring to fig. 1-9, the present invention provides a plasma gun with a press-release switch, including a gun body 1, a fixed barrel 2 is mounted at the top end of the gun body 1 through a fixing member 2, a protecting sleeve 31 is disposed at the top end of the gun body 1 and the right end of the fixed barrel 2, the top end of the protecting sleeve 31 is fixedly connected with the right end of the fixed barrel 2, a limiting ring 32 is fixed at the bottom end of the protecting sleeve 31, a rubber sleeve 33 is mounted at the top end of the gun body 1, a clamping groove 34 is disposed on the outer surface of the rubber sleeve 33, and the outer surface of the limiting ring 32 is attached to the inner side wall of the clamping groove 34 as shown in fig. 1; through installing lag 31, utilize lag 31 to protect mounting 2, completely cut off its and external, the protecting effect is good, utilizes setting up of rubber sleeve 33 simultaneously to cooperate draw-in groove 34 and spacing ring 32 to support lag 31, stirs lag 31 from top to bottom and operates.

The cathode head 3 and the anode head 4 are arranged inside the fixed cylinder 2, the cathode head 3 is movably mounted inside the fixed cylinder 2 through a locking adjusting part 7, the locking adjusting part 7 comprises an adjusting sleeve 8, a mounting sleeve 9, a bolt I10 and a fixed column I11, the adjusting sleeve 8 is movably connected with the mounting sleeve 9, the mounting sleeve 9 is fixedly mounted on the inner side wall of the fixed cylinder 2 through the fixed column I11, the right end of the cathode head 3 penetrates through the adjusting sleeve 8 to be attached to the left end of the anode head 4, the bolt I10 is in threaded mounting on the outer surface of the adjusting sleeve 8, and the tail end of the bolt I10 penetrates through the adjusting sleeve 8 to be attached to the outer surface of the cathode head 3, as shown in figures 2 and 3; form locking regulation portion 7 through being provided with adjusting collar 8 and installation cover 9, negative pole head 3 slides the adjusting position in installation cover 9 to utilize a bolt 10 to lock negative pole head 3, and then realized negative pole head 3's simple quick position control, simple structure, convenient operation.

The right side of the outer surface of the adjusting sleeve 8 is provided with an external thread, the inner side wall of the mounting sleeve 9 is provided with an internal thread, and the adjusting sleeve 8 and the mounting sleeve 9 are connected through the external thread and the internal thread as shown in fig. 2 and 3; through being provided with external screw thread and internal thread, utilize external screw thread and interior screw-thread fit to be convenient for install fixed convenient operation to adjusting collar 8.

The right-hand member fixed mounting of positive pole head 4 is at the right flank of 2 inside walls of solid fixed cylinder, and the left end of positive pole head 4 laminates mutually with the right-hand member of negative pole head 3, and the left end of negative pole head 3 passes the through-hole that solid fixed cylinder 2 left surfaces began and extends solid fixed cylinder 2, and the front of the rifle body 1 is installed and is pressed discharge switch 5 with external power supply electric connection, presses discharge switch 5 through power cord and solid fixed cylinder 2 inside electric connection between the positive pole head 4.

The outer surface of the fixed cylinder 2 is provided with a cooling unit, the cooling unit is divided into a cathode head cooling assembly and an anode head cooling assembly inside the fixed cylinder 2, the anode head cooling assembly and the cathode head cooling assembly are communicated with each other, the cathode head cooling assembly and the anode head cooling assembly are respectively assembled to be used for cooling a cathode head 3 and an anode head 4, the cathode head cooling assembly comprises a water outlet cover 13 and spray heads 14, the water outlet cover 13 is fixedly arranged on the outer surface of the fixed cylinder 2, the spray heads 14 are a plurality of, the spray heads 14 are arranged on the inner side wall of the water outlet cover 13 in an annular array manner, the anode head cooling assembly comprises an annular tube 15, the annular tube 15 is wound on the outer surface of the anode head 4 and is fixedly arranged on the inner side wall of the fixed cylinder 2 through a fixed column II 16, two ends of the annular tube 15 respectively extend out of the fixed cylinder 2, and a, one end of the cooling water pipe 12 is communicated with an external water source through an external water pump, the other end of the cooling water pipe 12 is respectively communicated with the water outlet cover 13 and one end of the annular pipe 15, the other end of the annular pipe 15 is communicated with an external reflux water pipe, and one end of the cooling water pipe 12 close to the water outlet cover 13 and one end of the annular pipe 15 close to the cooling water pipe 12 are respectively provided with a first control valve 17 and a second control valve 18, which are shown in fig. 1, fig. 2, fig. 4 and fig. 5; through being provided with negative pole head cooling module and positive pole head cooling module, utilize a water outlet cover 13 cooperation shower nozzle 14 to cool off negative pole head 3, utilize the winding of annular tube 15 to cool off fast at positive pole head 4 after the use on positive pole head 4 surface, the cooling effect is good and comprehensive, utilizes a condenser tube 12 cooperation control valve 17 and two 18 just can realize the cooling of negative pole head 3 and positive pole head 4 simultaneously, and is practical convenient, simple structure.

The exterior of the press discharge switch 5 is provided with a protection part 19, the protection part 19 is assembled to protect the press discharge switch 5, the protection part 19 comprises a protection shell 20 and a protection cover 21, the protection shell 20 is installed on the front surface of the gun body 1, one side surface of the protection cover 21 is movably connected with the protection shell 20 through a movable assembly, and the protection plate 28 and the press discharge switch 5 are both arranged inside the protection shell 20 as shown in fig. 1, 5 and 7; through installing protecting crust 20 and protective cover 21, utilize the hasp to make protective cover 21 can cover and effectively protect inside press discharge switch 5 on protecting crust 20, with its isolated with external, the protecting effect is good.

The movable assembly comprises a connecting plate 22, a rotating shaft 25 and a clockwork spring 27, one side face of the connecting plate 22 is fixedly connected with the protective cover 21, a channel 26 is vertically formed in the connecting plate 22, a groove 23 is formed in the left side face of the inner side wall of the protective shell 20, bearings 24 are symmetrically clamped on the upper side face and the lower side face of the inner side wall of the groove 23, the two bearings 24 are respectively sleeved on the outer surfaces of two ends of the rotating shaft 25 in a sleeved mode, the rotating shaft 25 penetrates through the channel 26, a plurality of clockwork springs 27 are fixedly mounted on the outer surface of the rotating shaft 25, and one; use through installing pivot 25 cooperation clockwork spring 27, and then clockwork spring 27 is in the deformation state when protective cover 21 lid is on protective housing 20, and then utilizes clockwork spring 27's elastic action to make protective cover 21 can bounce fast when opening protective cover 21, the use in the later stage of being convenient for.

The protection shell 20 is internally and oppositely provided with a protection plate 28, the protection plate 28 is connected with the gun body 1 through an elastic buffer assembly, the elastic buffer assembly comprises a plurality of springs 29, two ends of each spring 29 are respectively and fixedly connected with the back surface of the protection plate 28 and the front surface of the gun body 1, an expansion link 30 is sleeved in each spring 29, and two ends of each expansion link 30 are respectively and fixedly connected with the back surface of the protection plate 28 and the front surface of the gun body 1, as shown in fig. 7; by installing the spring 29, the spring 29 is contracted when the protection plate 28 is pressed to approach the press-release switch 5, and the protection plate 28 can be quickly restored to the original position by the elastic force of the spring 29 when the press-release switch is released after use.

s1, before use, the lock catch is opened, the protective cover 21 automatically rotates and opens under the elastic action of the restoring force of the clockwork spring 27, and then the protective plate 28 is pressed to enable the protective plate 28 to approach the discharge switch 5 and compress the spring 29 to contract;

s2, the plasma gun works, when the protective plate 28 approaches the press discharge switch 5 under the action of the step S1, the press discharge switch 5 is squeezed, so that the press discharge switch 5 is started, the anode head 4 and the cathode head 3 are electrified, and people can hold the gun body 1 to perform plasma operation through operation;

s3, adjusting the cathode head 3, and when the cathode head 3 is consumed in the working process, loosening the first bolt 10 to release the fixation of the cathode head 3, and supporting the cathode head 3 to move towards the inside of the fixed cylinder 2 to ensure that the cathode head 3 is always in contact with the anode head 4;

s4, after use, releasing the pressing of the protection plate 28 after use, making the protection plate 28 move forward to restore its original shape under the elastic action of the spring 29, closing the push discharge switch 5 when the protection plate 28 is separated from the push discharge switch 5, and then rotating the protection cover 21 to cover the protection cover 20.

Example 2

Referring to fig. 1-11, the invention provides a plasma gun with a press-release switch, which includes a gun body 1, a fixed barrel 2 is mounted at the top end of the gun body 1 through a fixed member 2, the fixed member 2 includes a U-shaped mounting seat 35, a mounting plate 36 and a second bolt 39, the U-shaped mounting seat 35 and the mounting plate 36 are respectively mounted at the top end of the gun body 1 and the right end of the fixed barrel 2, the second bolt 39 is mounted on the front surface of the U-shaped mounting seat 35 in a threaded manner, a threaded hole 38 is formed in the front surface of the mounting plate 36, and the tail end of the second bolt 39 passes through the U-shaped mounting seat 35 and is connected to the inner side wall of; the U-shaped mounting seat 35, the mounting plate 36 and the second bolt 39 are installed to serve as the fixing part 2, so that the angle of the fixing barrel 2 can be adjusted as required, and the adjustment of the working angle of the plasma gun is achieved.

The top end of the gun body 1 and the right end of the fixed cylinder 2 are provided with protective sleeves 31, the top end of each protective sleeve 31 is fixedly connected with the right end of the fixed cylinder 2, a limiting ring 32 is fixed at the bottom end of each protective sleeve 31, a rubber sleeve 33 is installed at the top end of the gun body 1, a clamping groove 34 is formed in the outer surface of each rubber sleeve 33, and the outer surface of each limiting ring 32 is attached to the inner side wall of each clamping groove 34, as shown in fig. 1, 4 and 8; through installing lag 31, utilize lag 31 to protect mounting 2, completely cut off its and external, the protecting effect is good, utilizes setting up of rubber sleeve 33 simultaneously to cooperate draw-in groove 34 and spacing ring 32 to support lag 31, stirs lag 31 from top to bottom and operates.

s1, before use, the lock catch is opened, the protective cover 21 automatically rotates and opens under the elastic action of the restoring force of the spring 27, then the protective plate 28 is pressed to enable the protective plate 28 to approach the pressing discharge switch 5 and compress the spring 29 to contract, the angle of the fixed cylinder 2 can be adjusted according to actual needs, the protective sleeve 31 is shifted upwards to enable the fixing piece 2 to be exposed during adjustment, then the bolt II 39 is unscrewed, the fixed cylinder 2 is supported by the bolt II to drive the fixed plate to rotate, and then the bolt II 39 is screwed down;

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plasma gun with press discharge switch which characterized in that: comprises a gun body (1), a fixed cylinder (2) is arranged at the top end of the gun body (1) through a fixed part (2), a cathode head (3) and an anode head (4) are arranged in the fixed cylinder (2), the cathode head (3) is movably arranged in the fixed cylinder (2) through a locking adjusting part (7), the right end of the anode head (4) is fixedly arranged on the right side surface of the inner side wall of the fixed cylinder (2), the left end of the anode head (4) is jointed with the right end of the cathode head (3), the left end of the cathode head (3) passes through a through hole formed in the left side surface of the fixed cylinder (2) and extends out of the fixed cylinder (2), the front surface of the gun body (1) is provided with a press discharge switch (5) which is electrically connected with an external power supply, the pressing discharge switch (5) is electrically connected with the anode head (4) in the fixed cylinder (2) through a power line;

the outer surface of the fixed cylinder (2) is provided with a cooling unit, the cooling unit is divided into a cathode head cooling assembly and an anode head cooling assembly inside the fixed cylinder (2), the anode head cooling assembly and the cathode head cooling assembly are communicated with each other, and the cathode head cooling assembly and the anode head cooling assembly are respectively assembled to be used for cooling a cathode head (3) and an anode head (4);

the outside of pressing discharge switch (5) is provided with protection portion (19), protection portion (19) are assembled and are used for protecting pressing discharge switch (5), protection plate (28) are just installed to protecting crust (20) inside, protection plate (28) are connected through elastic buffer subassembly and rifle body (1) between.

2. The plasma gun with the pressure discharge switch according to claim 1, wherein: locking regulation portion (7) are including adjusting collar (8), installation cover (9), bolt (10) and fixed column (11), swing joint between adjusting collar (8) and the installation cover (9), installation cover (9) are through fixed column (11) fixed mounting in the inside wall of fixed cylinder (2), the right-hand member of negative pole head (3) runs through the left end laminating of adjusting collar (8) and positive pole head (4), the surface at adjusting collar (8) is installed to bolt (10) screw thread, the tail end of bolt (10) passes adjusting collar (8) and laminates mutually with the surface of negative pole head (3).

3. The plasma gun with push-to-discharge switch and method of use of claim 2, wherein: the right side of the outer surface of the adjusting sleeve (8) is provided with an external thread, the inner side wall of the mounting sleeve (9) is provided with an internal thread, and the adjusting sleeve (8) and the mounting sleeve (9) are connected through the external thread and the internal thread.

4. The plasma gun with the pressure discharge switch according to claim 1, wherein: the cathode head cooling assembly comprises a water outlet cover (13) and spray heads (14), the water outlet cover (13) is fixedly installed on the outer surface of the fixed barrel (2), the number of the spray heads (14) is a plurality, the spray heads (14) are arranged on the inner side wall of the water outlet cover (13) in an annular array mode, the anode head cooling assembly comprises an annular pipe (15), the annular pipe (15) is wound on the outer surface of the anode head (4) and is fixedly installed on the inner side wall of the fixed barrel (2) through a second fixed column (16), the two ends of the annular pipe (15) extend out of the fixed barrel (2) respectively, the gun body (1) is provided with a cooling water pipe (12) through a fixed ring (40), one end of the cooling water pipe (12) is communicated with an external water source through an external water pump, and the other end of the cooling water pipe (12) is communicated with the water outlet cover (13) and one end of the annular pipe (15, the other end of the annular pipe (15) is communicated with an external backflow water pipe, and a first control valve (17) and a second control valve (18) are respectively arranged at one end of the cooling water pipe (12) close to the water outlet cover (13) and one end of the annular pipe (15) close to the cooling water pipe (12).

5. The plasma gun with the pressure discharge switch according to claim 1, wherein: protection portion (19) are including protecting crust (20) and protective cover (21), the front at the rifle body (1) is installed in protecting crust (20), the side of protective cover (21) is through active link between movable assembly and protecting crust (20), protecting crust (28) and press discharge switch (5) and all set up the inside at protecting crust (20).

6. The plasma gun with the pressure discharge switch according to claim 5, wherein: the movable assembly comprises a connecting plate (22), a rotating shaft (25) and a clockwork spring (27), a side face of the connecting plate (22) is fixedly connected with a protective cover (21), a channel (26) is vertically arranged on the connecting plate (22), a groove (23) is formed in the left side face of the inner side wall of the protective shell (20), bearings (24) are symmetrically clamped on the upper side face and the lower side face of the inner side wall of the groove (23), the two bearings (24) are respectively sleeved on the outer surfaces of the two ends of the rotating shaft (25), the rotating shaft (25) penetrates through the channel (26) and the outer surface of the rotating shaft (25) and is fixedly provided with a plurality of clockwork spring (27), one end of the clockwork spring (27) far away from the rotating shaft (25) is fixedly connected with the inner side wall of the channel (26), the elastic buffer assembly comprises a spring (29), the number of the spring (29) is a plurality of, the two ends of the spring, the telescopic rod (30) is sleeved in the spring (29), and two ends of the telescopic rod (30) are fixedly connected with the back surface of the protection plate (28) and the front surface of the gun body (1) respectively.

7. The plasma gun with the pressure discharge switch according to claim 1, wherein: the utility model discloses a rifle body, including rifle body (1), the top of rifle body (1) and the right-hand member of a fixed section of thick bamboo (2) are provided with lag (31), the top of lag (31) and the right-hand member fixed connection of a fixed section of thick bamboo (2), the bottom mounting of lag (31) has spacing ring (32), rubber sleeve (33) are installed on the top of rifle body (1), draw-in groove (34) have been seted up to the surface of rubber sleeve (33), the surface of spacing ring (32) and the inboard wall laminating of draw-in groove (34).

8. The plasma gun with the pressure discharge switch according to claim 1, wherein: mounting (2) are including U-shaped mount pad (35), mounting panel (36) and two (39) bolts, the right-hand member at the top of the rifle body (1) and solid fixed cylinder (2) is installed respectively in U-shaped mount pad (35) and mounting panel (36), the front at U-shaped mount pad (35) is installed to two (39) screws of bolt, threaded hole (38) are seted up in the front of mounting panel (36), the tail end of two (39) bolts passes the inside wall of U-shaped mount pad (35) threaded connection in screw hole (38).

9. A method of using a plasma gun with a push-to-discharge switch, the plasma gun with a push-to-discharge switch according to claims 1-8, wherein: comprises the following steps of (a) carrying out,

s1, before use, the lock catch is opened, the protective cover (21) automatically rotates to open under the elastic action of the restoring force of the clockwork spring (27), and then the protective plate (28) is pressed to enable the protective plate (28) to approach the discharge switch (5) and compress the spring (29) to contract;

s2, operating the plasma gun, wherein the protective plate (28) extrudes the press discharge switch (5) when approaching the press discharge switch (5) under the action of the step S1, so that the press discharge switch (5) is started, and the anode head (4) and the cathode head (3) are electrified, and people can hold the gun body (1) to perform plasma operation through operation;

s3, adjusting the cathode head (3), loosening the bolt I (10) to release the fixation of the cathode head (3) when the cathode head (3) is consumed in the working process, and supporting the cathode head (3) to move towards the inside of the fixed cylinder (2) to ensure that the cathode head (3) is always in contact with the anode head (4);

s4, after the device is used, the pressing of the protection plate (28) is released after the device is used, the protection plate (28) moves forwards to restore under the elastic action of the spring (29), the discharge switch (5) is pressed to be closed when the protection plate (28) is separated from the discharge switch (5), and then the protection cover (21) is rotated to cover the protection shell (20) for protection.

10. The method of using a plasma gun with a push-to-discharge switch as claimed in claim 9, wherein: in step S1, the angle of the fixed cylinder (2) can be adjusted according to actual needs, the protective sleeve (31) is shifted upwards during adjustment to expose the fixed part (2), and then the bolt two (39) is loosened to support the fixed cylinder (2) to drive the fixed plate to rotate and then the bolt two (39) is screwed down.