CN111889846A - Handheld spray gun copper pipe welding device for air conditioner production - Google Patents
Handheld spray gun copper pipe welding device for air conditioner production Download PDFInfo
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- CN111889846A CN111889846A CN202010569508.9A CN202010569508A CN111889846A CN 111889846 A CN111889846 A CN 111889846A CN 202010569508 A CN202010569508 A CN 202010569508A CN 111889846 A CN111889846 A CN 111889846A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K5/00—Gas flame welding
- B23K5/22—Auxiliary equipment, e.g. backings, guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K5/00—Gas flame welding
- B23K5/02—Seam welding
- B23K5/08—Welding circumferential seams
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- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
One or more embodiments of this description provide a hand-held type spray gun copper pipe welding set for air conditioner production, include: the handle is held, the rear end of the handle is provided with a rear end positioning sleeve, the front end of the handle is provided with a front end guide groove, and the front side of the front end guide groove is provided with a front end fixing frame; the vertical sliding seat is embedded in the middle of the vertical sliding groove in a sliding manner, a linkage rack is arranged on the rear side of the vertical sliding seat, and a C-shaped buckling frame is arranged on the front side of the vertical sliding seat; and the pressing handle is arranged below the holding handle. According to the invention, when the C-shaped buckling frame can be buckled together by holding the pressing handle, the copper pipe joint can be clamped into the C-shaped buckling frame, and the C-shaped buckling frame is heated and welded by the flame sprayed by the outer circle of flame spraying head, so that the heating is more uniform, and meanwhile, the clamping structures are symmetrically arranged on two sides of the C-shaped buckling frame, so that the copper pipe can be clamped and pushed to a joint while the pressing handle is held, so that the copper pipe is more stably connected during welding, and the use is more convenient and flexible.
Description
Technical Field
One or more embodiments of this description relate to air conditioner production technical field, especially relate to a hand-held type spray gun copper pipe welding set for air conditioner production.
Background
The air conditioner is equipment for regulating and controlling parameters such as temperature, humidity, flow rate and the like of ambient air in a building or a structure by manual means, generally comprises cold source/heat source equipment, a cold and hot medium transmission and distribution system, a terminal device and other auxiliary equipment, and mainly comprises a refrigeration host, a water pump, a fan and a pipeline system, wherein an internal and external heat exchange structure is generally connected through a copper pipe, the copper pipe in the air conditioner is an air conditioner refrigerant pipe, the copper pipe is used as a connecting heat exchanger, a valve, a compressor and other main refrigeration parts through which a refrigerant can flow, and the connection link of the compressor, the heat exchanger and other copper pipe pipelines is usually required when the air conditioner is produced.
The applicant has found the production and processing air conditioner, when welding copper pipe in it, generally adopt high temperature heating copper union coupling department and melt the solder in order to be in the same place the copper pipe welding, and when utilizing ordinary flame gun to heat the welding to the copper pipe, the flame gun often can only heat a direction of copper pipe, need constantly adjust the position and the direction of flame, in order to guarantee the even heating to the copper pipe, and the manual work is difficult to guarantee the even heating of copper pipe constantly, need fill in another copper union coupling of a copper pipe earlier and utilize frictional force to fix temporarily before the copper pipe welds simultaneously, but when carrying out the welding heating, because the copper pipe is heated the inflation, lead to the copper union coupling department to drop easily, influence welded quality and efficiency.
Disclosure of Invention
In view of the above, an object of one or more embodiments of the present disclosure is to provide a handheld welding device for a lance copper pipe for air conditioner production, so as to solve the problem.
In view of the above, one or more embodiments of the present specification provide a handheld spray gun copper pipe welding device for air conditioner production, including:
the handle comprises a holding handle, wherein the rear end of the holding handle is provided with a rear end positioning sleeve, the front end of the holding handle is provided with a front end guide groove, the front side of the front end guide groove is provided with a front end fixing frame, the inner side of the front end fixing frame is provided with a vertical sliding groove, the inner side of the vertical sliding groove is provided with a linkage gear, and the left side and the right side of the holding handle are symmetrically provided with transverse guide grooves;
the device comprises a vertical sliding seat, a linkage rack is arranged on the rear side of the vertical sliding seat, a C-shaped buckling frame is arranged on the front side of the vertical sliding seat, transverse guide rods are symmetrically arranged on the left side and the right side of the C-shaped buckling frame, an arc-shaped pipeline is arranged on the inner side of the C-shaped buckling frame, and a flame spraying head is arranged on the inner side of the arc-shaped pipeline;
the pressing handle is arranged below the holding handle, a positioning column is arranged at the rear end of the pressing handle, a vertical linkage frame is arranged at the front end of the pressing handle, a reset spring is arranged in the middle of the vertical linkage frame, a rear driving rack is arranged above the vertical linkage frame, a compression spring is arranged on the inner side of the rear driving rack, and a front driving rack is arranged on the front side of the compression spring;
the Y-shaped connecting hose is arranged on the rear side of the arc-shaped pipeline, a quantity regulating valve is arranged in the middle of the Y-shaped connecting hose, an adjusting knob is arranged on the outer side of the quantity regulating valve, a central conveying pipeline is arranged at the rear end of the Y-shaped connecting hose, and a threaded joint is arranged at the rear end of the central conveying pipeline;
the device comprises a central conveying pipeline, an extrusion self-sealing valve, a column-shaped valve core, a sealing column, a communication hole, a bottom top column, a valve core spring, a piezoelectric igniter, a pressing button, a high-pressure ignition wire and an arc-shaped pipeline, wherein the extrusion self-sealing valve is arranged at the rear side of the central conveying pipeline;
the traction rack is embedded and slidably arranged on the inner side of the transverse guide groove, a vertical guide rod is arranged on the outer side of the traction rack, a longitudinal tooth column is arranged on the inner side of the traction rack, a transmission column is arranged above the longitudinal tooth column, a driving bevel gear is arranged above the transmission column, a transmission bevel gear is arranged on one side of the driving bevel gear, and a driving gear is arranged on the rear side of the transmission bevel gear;
the C-shaped buckling frame comprises a transverse traction frame, wherein the transverse traction frame is symmetrically arranged on the left side and the right side of the C-shaped buckling frame, a longitudinal sliding sleeve is arranged on the rear side, the transverse sliding sleeve is arranged in the middle, a traction and push spring is arranged at the front end, a transverse moving seat is arranged on the inner side of the traction and push spring, a clamping spring is arranged above the transverse moving seat, and an arc-shaped clamping plate is arranged above the clamping spring.
In some optional embodiments, C-shaped fastening frames are disposed on the front side of the front end fixing frame and the front side of the vertical sliding seat, the C-shaped fastening frames are mutually matched in size, and the C-shaped fastening frames can be fastened with each other to form a complete circular frame structure.
In some optional embodiments, the flame spray heads are uniformly arranged in a circumferential manner around the outer side of the axial center line of the arc-shaped pipe, and the inner sides of the axial center lines of the flame spray heads are converged at the same point.
In some optional embodiments, the vertical center line of the positioning column and the vertical center line of the rear end positioning sleeve are located on the same straight line, and the positioning column and the rear end positioning sleeve are mutually matched in size.
In some optional embodiments, the pressing handle is slidably connected to the front end guide groove through the vertical linkage frame, and a vertical center line of the vertical linkage frame is perpendicular to a horizontal center line of the pressing handle.
In some optional embodiments, the interlocking gear and the interlocking gear are engaged to form a transmission structure, the front driving gear and the interlocking gear are engaged to form a transmission structure, and the vertical center line of the interlocking gear and the vertical center line of the front driving gear are parallel to each other.
In some optional embodiments, the traction racks are symmetrically arranged about a vertical central line of the longitudinal tooth column, and the traction racks and the longitudinal tooth column are meshed with each other to form a transmission structure.
In some optional embodiments, the driving bevel gear and the transmission bevel gear are engaged with each other to form a transmission structure, and the transmission bevel gear is connected with the longitudinal tooth column through the transmission column.
In some optional embodiments, the rear driving rack is slidably connected to the front driving rack, and the driving gear and the rear driving rack are engaged with each other to form a transmission structure.
In some optional embodiments, the transverse traction frame is slidably connected with the vertical guide rod through the longitudinal sliding sleeve, the transverse traction frame is slidably connected with the transverse guide rod through the transverse sliding sleeve, and the transverse moving seat is slidably connected with the transverse traction frame.
It can be seen from the foregoing that, the handheld spray gun copper pipe welding device for air conditioner production provided in one or more embodiments of the present specification is provided with two C-shaped fastening frames of opposite structures, the inner sides of the C-shaped fastening frames are both provided with arc-shaped pipes, the inner sides of the arc-shaped pipes are provided with flame jets, when the C-shaped fastening frames can be fastened together by holding the pressing handle, the copper pipe joints can be clamped into the fastening frames, and the fastening frames are heated and welded by a circle of flame jets at the outer sides, so that the heating is more uniform, meanwhile, the clamping structures are symmetrically arranged on two sides of the C-shaped fastening frames, and the copper pipe can be clamped and pushed to a joint while the pressing handle is held. The copper pipe is more firmly connected during welding, the copper pipe is not required to be additionally fixed during welding, and the copper pipe is more convenient and flexible to use.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a schematic block diagram of one or more embodiments of the present disclosure;
FIG. 2 is a schematic front view of one or more embodiments of the present disclosure;
FIG. 3 is a schematic diagram of a backside structure according to one or more embodiments of the present disclosure;
FIG. 4 is a schematic bottom view of one or more embodiments of the present disclosure;
FIG. 5 is a schematic structural diagram illustrating a pressing operation state according to one or more embodiments of the present disclosure;
FIG. 6 is an exploded view of one or more embodiments of the present disclosure;
FIG. 7 is a schematic diagram of a vertical slide in accordance with one or more embodiments of the present disclosure;
FIG. 8 is a schematic illustration of a drive train configuration for a linked rack according to one or more embodiments of the present disclosure;
FIG. 9 is an exploded view of the front drive rack in accordance with one or more embodiments of the present disclosure;
FIG. 10 is a schematic structural view of a piping system according to one or more embodiments of the present disclosure;
FIG. 11 is a schematic diagram of a squeeze self-sealing valve according to one or more embodiments of the present disclosure
Fig. 12 is a schematic view of a drive train configuration for a traction rack in accordance with one or more embodiments of the present disclosure.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
One or more embodiments of this description, a hand-held type spray gun copper pipe welding set for air conditioner production includes:
the rear end of the holding handle 1 is provided with a rear end positioning sleeve 101, the front end of the holding handle is provided with a front end guide groove 102, the front side of the front end guide groove 102 is provided with a front end fixing frame 103, the inner side of the front end fixing frame 103 is provided with a vertical sliding groove 104, the inner side of the vertical sliding groove 104 is provided with a linkage gear 105, and the left side and the right side of the holding handle 1 are symmetrically provided with transverse guide grooves 106;
the device comprises a vertical sliding seat 2, a vertical sliding chute 104 is arranged in a tabling sliding manner, a linkage rack 201 is arranged on the rear side of the vertical sliding seat 2, a C-shaped buckling frame 202 is arranged on the front side of the vertical sliding seat 2, transverse guide rods 203 are symmetrically arranged on the left side and the right side of the C-shaped buckling frame 202, an arc-shaped pipeline 204 is arranged on the inner side of the C-shaped buckling frame 202, and a flame jet 205 is arranged on the inner side of the arc-shaped pipeline 204;
the pressing handle 3 is arranged below the holding handle 1, a positioning column 301 is arranged at the rear end of the pressing handle 3, a vertical linkage frame 302 is arranged at the front end of the pressing handle 3, a return spring 303 is arranged in the middle of the vertical linkage frame 302, a rear driving rack 304 is arranged above the vertical linkage frame 302, a compression spring 305 is arranged on the inner side of the rear driving rack 304, and a front driving rack 306 is arranged on the front side of the compression spring 305;
the Y-shaped connecting hose 4 is arranged on the rear side of the arc-shaped pipeline 204, a quantity adjusting valve 401 is arranged in the middle of the Y-shaped connecting hose 4, an adjusting knob 402 is arranged on the outer side of the quantity adjusting valve 401, a central conveying pipeline 403 is arranged at the rear end of the Y-shaped connecting hose 4, and a threaded joint 404 is arranged at the rear end of the central conveying pipeline 403;
the self-sealing extrusion valve 5 is arranged on the rear side of the central conveying pipeline 403, a cylindrical valve core 501 is arranged on the inner side of the self-sealing extrusion valve 5, a sealing column 502 is nested on the inner side of the cylindrical valve core 501, a communication hole 503 is arranged in the middle of the sealing column 502, a bottom top column 504 is arranged below the sealing column 502, a valve core spring 505 is arranged above the sealing column 502, a piezoelectric igniter 506 is arranged at the top end of the cylindrical valve core 501, a pressing button 507 is arranged at the lower end of the piezoelectric igniter 506, a high-pressure ignition wire 508 is arranged on the outer side of the piezoelectric igniter 506, and the front end of the high-pressure ignition wire 508 is connected with the arc pipeline 204;
the traction rack 6 is arranged on the inner side of the transverse guide groove 106 in a jogged sliding mode, a vertical guide rod 601 is arranged on the outer side of the traction rack 6, a longitudinal tooth column 602 is arranged on the inner side of the traction rack 6, a transmission column 603 is arranged above the longitudinal tooth column 602, a driving bevel gear 604 is arranged above the transmission column 603, a transmission bevel gear 605 is arranged on one side of the driving bevel gear 604, and a driving gear 606 is arranged on the rear side of the transmission bevel gear 605;
the transverse traction frame 7 is symmetrically arranged at the left side and the right side of the C-shaped buckling frame 202, a longitudinal sliding sleeve 701 is arranged at the rear side, a transverse sliding sleeve 702 is arranged in the middle, a traction and push spring 703 is arranged at the front end, a transverse moving seat 704 is arranged at the inner side of the traction and push spring 703, a clamping spring 705 is arranged above the transverse moving seat 704, and an arc-shaped clamping plate 706 is arranged above the clamping spring 705.
Referring to fig. 1 to 12, as an embodiment of the present invention, a handheld spray gun copper tube welding device for air conditioner production includes: the rear end of the holding handle 1 is provided with a rear end positioning sleeve 101, the front end of the holding handle is provided with a front end guide groove 102, the front side of the front end guide groove 102 is provided with a front end fixing frame 103, the inner side of the front end fixing frame 103 is provided with a vertical sliding groove 104, the inner side of the vertical sliding groove 104 is provided with a linkage gear 105, and the left side and the right side of the holding handle 1 are symmetrically provided with transverse guide grooves 106; the device comprises a vertical sliding seat 2, a vertical sliding chute 104 is arranged in a tabling sliding manner, a linkage rack 201 is arranged on the rear side of the vertical sliding seat 2, a C-shaped buckling frame 202 is arranged on the front side of the vertical sliding seat 2, transverse guide rods 203 are symmetrically arranged on the left side and the right side of the C-shaped buckling frame 202, an arc-shaped pipeline 204 is arranged on the inner side of the C-shaped buckling frame 202, and a flame jet 205 is arranged on the inner side of the arc-shaped pipeline 204; the pressing handle 3 is arranged below the holding handle 1, a positioning column 301 is arranged at the rear end of the pressing handle 3, a vertical linkage frame 302 is arranged at the front end of the pressing handle 3, a return spring 303 is arranged in the middle of the vertical linkage frame 302, a rear driving rack 304 is arranged above the vertical linkage frame 302, a compression spring 305 is arranged on the inner side of the rear driving rack 304, and a front driving rack 306 is arranged on the front side of the compression spring 305; the Y-shaped connecting hose 4 is arranged on the rear side of the arc-shaped pipeline 204, a quantity adjusting valve 401 is arranged in the middle of the Y-shaped connecting hose 4, an adjusting knob 402 is arranged on the outer side of the quantity adjusting valve 401, a central conveying pipeline 403 is arranged at the rear end of the Y-shaped connecting hose 4, and a threaded joint 404 is arranged at the rear end of the central conveying pipeline 403; the self-sealing extrusion valve 5 is arranged on the rear side of the central conveying pipeline 403, a cylindrical valve core 501 is arranged on the inner side of the self-sealing extrusion valve 5, a sealing column 502 is nested on the inner side of the cylindrical valve core 501, a communication hole 503 is arranged in the middle of the sealing column 502, a bottom top column 504 is arranged below the sealing column 502, a valve core spring 505 is arranged above the sealing column 502, a piezoelectric igniter 506 is arranged at the top end of the cylindrical valve core 501, a pressing button 507 is arranged at the lower end of the piezoelectric igniter 506, a high-pressure ignition wire 508 is arranged on the outer side of the piezoelectric igniter 506, and the front end of the high-pressure ignition wire 508 is connected with the arc pipeline 204; the traction rack 6 is arranged on the inner side of the transverse guide groove 106 in a jogged sliding mode, a vertical guide rod 601 is arranged on the outer side of the traction rack 6, a longitudinal tooth column 602 is arranged on the inner side of the traction rack 6, a transmission column 603 is arranged above the longitudinal tooth column 602, a driving bevel gear 604 is arranged above the transmission column 603, a transmission bevel gear 605 is arranged on one side of the driving bevel gear 604, and a driving gear 606 is arranged on the rear side of the transmission bevel gear 605; the transverse traction frame 7 is symmetrically arranged at the left side and the right side of the C-shaped buckling frame 202, a longitudinal sliding sleeve 701 is arranged at the rear side, a transverse sliding sleeve 702 is arranged in the middle, a traction and push spring 703 is arranged at the front end, a transverse moving seat 704 is arranged at the inner side of the traction and push spring 703, a clamping spring 705 is arranged above the transverse moving seat 704, and an arc-shaped clamping plate 706 is arranged above the clamping spring 705.
Referring to fig. 2 to 12, optionally, the device heats and welds the copper pipe by flame spraying, and the device is symmetrically provided with two C-shaped fastening frames 202, the front side of the front fixing frame 103 and the front side of the vertical sliding seat 2 are both provided with the C-shaped fastening frames 202, at ordinary times, the two C-shaped fastening frames 202 are separated from each other, so that the copper pipe is embedded into the middle of the C-shaped fastening frame 202 through a front bayonet, the C-shaped fastening frame 202 fixed on the vertical sliding seat 2 can slide downwards along with the vertical sliding seat 2, and the dimensions of the C-shaped fastening frames 202 are matched with each other, so that the C-shaped fastening frames 202 can be fastened with each other to form a complete circular frame structure, the copper pipe is covered in a cage to protect the copper pipe, the inner sides of the C-shaped fastening frames 202 are both provided with arc-shaped pipelines 204, the arc-shaped pipelines 204 can transmit fuel gas, the flame spraying heads 205 are uniformly arranged, the inner sides of the axial center lines of the flame spraying heads 205 are converged at the same point, so that the flame sprayed by the gas sprayed from the flame spraying heads 205 can be converged at the copper pipe at the center of the inner side of the C-shaped buckling frame 202 to uniformly heat the copper pipe, thereby improving the welding quality and being more convenient and flexible to use.
Referring to fig. 2 to 12, optionally, the apparatus heats the copper tube by using a gas-burning flame, the inner sides of the C-shaped fastening frames 202 are respectively provided with an arc-shaped duct 204, the gas is transmitted through the arc-shaped duct 204 and then is sprayed out by a flame head 205 arranged on the arc-shaped duct 204, the rear ends of the upper and lower arc-shaped ducts 204 are connected in parallel by a Y-shaped connection hose 4, the Y-shaped connection hose 4 is of a soft structure, so that the upper C-shaped fastening frame 202 can normally move, the rear side of the Y-shaped connection hose 4 is connected with a threaded connector 404 by a central conveying duct 403, the Y-shaped connection hose 4 can be connected to a storage tank by the threaded connector 404, so as to supply gas to the Y-shaped connection hose 4 through the central conveying duct 403, the Y-shaped connection hose 4 is provided with a volume adjusting valve 401 in the middle, the volume adjusting valve 401 is of a rotary hole type, thereby adjusting the size of the flame, the adjusting knob 402 is positioned at the left front side of the holding handle 1, and can be adjusted by the thumb when being held normally, so that the use is more convenient and flexible, meanwhile, the rear side of the central conveying pipeline 403 is provided with the extrusion self-sealing valve 5, the extrusion self-sealing valve 5 is in a sealing state at ordinary times, the sealing column 502 in the sealing knob blocks the central conveying pipeline 403, so as to avoid accidental ventilation and combustion when not used, when the pressing handle 3 is held tightly, the rear side of the central conveying pipeline is provided with the positioning column 301, the vertical central line of the positioning column 301 and the vertical central line of the rear end positioning sleeve 101 are positioned on the same straight line, the positioning column 301 and the rear end positioning sleeve 101 are mutually matched in size, so as to keep the balance when the pressing handle 3 moves, avoid the pressing handle 3 from being deformed and clamped, and when the pressing handle 3 is held completely, the rear side of the pressing handle can jack up the, in order to normally supply air to can press the button 507 of pressing of upside simultaneously when sealed post 502 is jack-up, in order to start piezoelectricity lighter 506, make piezoelectricity lighter 506 ignite arc pipeline 204 through high-pressure ignition line 508 and spout flame head 205 blowout gas, go on simultaneously in order to realize the air feed ignition, need not keep flame under the assurance normal condition, it is more convenient and safe to use.
Referring to fig. 2 to 12, optionally, the C-type fastening frames 202 of the device can be fastened to each other to form a complete circular frame structure, the copper pipe is covered in the copper pipe to protect the copper pipe, the lower C-type fastening frame 202 of the front fixing frame 103 is a fixed structure, the upper C-type fastening frame 202 fixed on the vertical sliding base 2 can slide downward along with the vertical sliding base 2, the vertical sliding base 2 is linked with the pressing handle 3, the pressing handle 3 is connected with the front guiding slot 102 through the vertical linking frame 302 in a sliding manner, the vertical center line of the vertical linking frame 302 is perpendicular to the horizontal center line of the pressing handle 3, so when the pressing handle 3 is held tightly, the pressing handle 3 drives the vertical linking frame 302 to move upward, and further pushes the rear driving rack 304 and the front driving rack 306 to move upward, and the linking rack 201 and the linking gear 105 are engaged to form a transmission structure, the front driving rack 306 and the linkage gear 105 are meshed with each other to form a transmission structure, and the vertical center line of the linkage rack 201 is parallel to the vertical center line of the front driving rack 306, so that the vertical sliding seat 2 is driven to slide downwards, and the C-shaped buckling frame 202 on the upper side can move downwards to be buckled with the C-shaped buckling frame 202 on the lower side.
Referring to fig. 2 to 12, optionally, the device is further provided with a clamping and fixing structure, the left and right sides of the C-shaped buckling frame 202 are symmetrically provided with the transverse guiding rods 203, the outer sides of the transverse guiding rods 203 are slidably connected with the transverse traction frame 7 through the transverse sliding sleeve 702, the transverse traction frame 7 at the left and right sides of the C-shaped buckling frame 202 at the lower side is fixed at the tail of the transverse traction frame 7, the transverse traction frame 7 at the left and right sides of the C-shaped buckling frame 202 at the upper side can move synchronously with the C-shaped buckling frame 202, so that the arc-shaped clamping plates 706 arranged on the transverse traction frames 7 at the upper and lower sides can buckle and clamp the copper pipe at the center of the C-shaped buckling frame 202, the arc-shaped clamping plates 706 are connected with the transverse sliding seat 704 through the clamping springs 705, the clamping springs 705 can provide certain buffering and moving allowance for the arc-shaped clamping plates 706 to adapt to the, the transverse traction frame 7 is connected with the vertical guide rod 601 in a sliding way through a longitudinal sliding sleeve 701, the transverse traction frame 7 is connected with the transverse guide rod 203 in a sliding way through a transverse sliding sleeve 702, the rear side of the vertical guide rod 601 is connected with traction racks 6, the traction racks 6 are symmetrically arranged around the vertical central line of the longitudinal tooth post 602, the traction racks 6 and the longitudinal tooth post 602 are meshed with each other to form a transmission structure, the driving bevel gears 604 and the driving bevel gears 605 are meshed with each other to form a transmission structure, the driving bevel gears 605 are connected with the longitudinal tooth post 602 through the driving post 603, the transverse moving seat 704 is connected with the transverse traction frame 7 in a sliding way, so when the pressing handle 3 is gripped, the pressing handle 3 drives the rear driving rack 304 and the front driving rack 306 to move upwards synchronously through the vertical linkage frame 302, the front driving rack 306 drives the vertical sliding seat 2 and the C-type buckling frame 202 to move downwards through the linkage gear 105 and the linkage rack 201, then the driving rack 304 drives the transmission bevel 605 to rotate through the driving gear 606, and further drives the driving bevel 604 to rotate, and the driving bevel 604 drives the longitudinal tooth post 602 to rotate through the transmission post 603, the driving gear 606 and the rear driving rack 304 are engaged with each other to form a transmission structure, so that the longitudinal tooth post 602 can simultaneously pull the traction racks 6 on the left and right sides, and further drives the transverse traction frames 7 on the left and right sides to move, so that the arc-shaped clamping plates 706 clamp and fix the two sides of the copper pipe to extrude towards the center, thereby preventing the joint from being separated in the welding and heating process, the use is safer and more convenient, meanwhile, the rear driving rack 304 is connected with the front driving rack 306 in a sliding manner, so that the front driving rack 306 drives the vertical sliding seat 2 to move, the C-shaped buckling frame 202 is completely buckled, and after the arc-shaped clamping plates 706 completely clamp the copper pipe, the, thereby driving the transverse traction frame 7 and the arc-shaped clamping plate 706 at the two sides to move towards the center.
When in use, firstly, an external gas tank is connected into the device through a threaded connector 404 of the device, then, when welding is carried out, a user needs to hold the holding handle 1 by hand, then, a welded copper pipe connector is placed into the C-shaped buckling frame 202 through an opening at the front end of the C-shaped buckling frame 202, a copper pipe is kept on an arc-shaped clamping plate 706 at the center of the C-shaped buckling frame 202, namely the lower side, then, the user holds the pressing handle 3 with force, the pressing handle 3 is enabled to move upwards, the pressing handle 3 pushes the rear driving rack 304 to move upwards through the vertical linkage frame 302, so that the rear driving rack 304 pushes the front driving rack 306 to move upwards through the compression spring 305, the front driving rack 306 drives the linkage gear 105 to rotate, the vertical sliding seat 2 is driven to move downwards through the linkage rack 201, and the vertical sliding seat 2 also drives the C-shaped buckling frame 202 at the front end to move downwards, so as to be buckled with the C-shaped, the copper pipe is covered in the copper pipe cage, the upper arc-shaped clamping plate 706 and the lower arc-shaped clamping plate 706 simultaneously clamp and fix two sides of the copper pipe joint, then the pressing handle 3 is continuously pressed, at the moment, the front driving rack 306 is clamped, the rear driving rack 304 is continuously moved upwards while the compression spring 305 is compressed, and is further meshed with the driving gear 606, the driving gear 606 is driven to rotate, the driving gear 606 drives the driving post 603 and the longitudinal tooth post 602 to rotate through the driving bevel gear 605 and the driving bevel gear 604, the longitudinal tooth post 602 simultaneously drives the traction racks 6 on the left side and the right side to move inwards, the traction rack 6 drives the transverse traction frame 7 to simultaneously move inwards, the transverse traction frame 7 drives the transverse moving seat 704 and the arc-shaped clamping plates 706 to move towards the center, and the copper pipe joint is further moved and extruded towards the center because the copper pipe joint is clamped and fixed by the upper arc, so as to prevent the copper pipe joint from falling off, further improve the connection stability, meanwhile, the rear end of the pressing handle 3 also jacks up the bottom jacking column 504, further drive the sealing column 502 to move upwards to be communicated with the central conveying pipeline 403 through the communication hole 503, so that the welding gas can reach the Y-shaped connecting hose 4 through the central conveying pipeline 403 and be distributed into the arc-shaped pipelines 204 at the upper side and the lower side, and then be sprayed out through the flame spraying head 205, at the moment, the sealing column 502 also presses the pressing button 507 to start the piezoelectric igniter 506, the piezoelectric igniter 506 is connected to the arc-shaped pipelines 204 through the high-pressure ignition wire 508, so as to ignite the welding gas sprayed out by the flame spraying head 205 through electric sparks, form welding flame, intensively and uniformly heat the central copper pipe joint, at the moment, the adjusting knob 402 can be rotated to adjust the adjusting valve 401, further adjust the size of the flame, and then the welding can be manually added to weld the copper, after the welding is completed, the pressing handle 3 is loosened, the pressing handle 3 is pushed to reset by the reset spring 303, the pressing handle 3 drives the rear driving rack 304 and the front driving rack 306 to move downwards to reset, the vertical sliding seat 2 is also driven to move upwards to reset, meanwhile, the valve core spring 505 also pushes the sealing column 502 to move downwards, the central conveying pipeline 403 is closed again, the gas supply is cut off, flames at the front side flame spraying head 205 are naturally extinguished, accidental ignition objects are prevented from catching fire, gas is saved, then, a copper pipe can be taken out from the front side opening of the C-shaped buckling frame 202, and the whole welding work is completed.
The invention provides a handheld spray gun copper pipe welding device for air conditioner production, which is provided with two C-shaped buckling frames 202 with opposite structures, wherein arc-shaped pipelines 204 are arranged on the inner sides of the C-shaped buckling frames 202, flame spraying heads 205 are arranged on the inner sides of the arc-shaped pipelines 204, when the C-shaped buckling frames 202 can be buckled together by tightly holding and pressing a handle 3, a copper pipe joint can be clamped into the C-shaped buckling frames, the C-shaped buckling frames are heated and welded by spraying flames of the outer circle of flame spraying heads 205, heating is more uniform, meanwhile, clamping structures are symmetrically arranged on two sides of each C-shaped buckling frame 202, and the copper pipe can be clamped and pushed to a joint while the handle 3 is held and pressed. The copper pipe is more firmly connected during welding, the copper pipe is not required to be additionally fixed during welding, and the copper pipe is more convenient and flexible to use.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of the different aspects of one or more embodiments of the present description as above, which are not provided in detail for the sake of brevity.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (10)
1. The utility model provides an air conditioner production is with hand-held type spray gun copper pipe welding set which characterized in that includes:
the handle comprises a holding handle, wherein the rear end of the holding handle is provided with a rear end positioning sleeve, the front end of the holding handle is provided with a front end guide groove, the front side of the front end guide groove is provided with a front end fixing frame, the inner side of the front end fixing frame is provided with a vertical sliding groove, the inner side of the vertical sliding groove is provided with a linkage gear, and the left side and the right side of the holding handle are symmetrically provided with transverse guide grooves;
the device comprises a vertical sliding seat, a linkage rack is arranged on the rear side of the vertical sliding seat, a C-shaped buckling frame is arranged on the front side of the vertical sliding seat, transverse guide rods are symmetrically arranged on the left side and the right side of the C-shaped buckling frame, an arc-shaped pipeline is arranged on the inner side of the C-shaped buckling frame, and a flame spraying head is arranged on the inner side of the arc-shaped pipeline;
the pressing handle is arranged below the holding handle, a positioning column is arranged at the rear end of the pressing handle, a vertical linkage frame is arranged at the front end of the pressing handle, a reset spring is arranged in the middle of the vertical linkage frame, a rear driving rack is arranged above the vertical linkage frame, a compression spring is arranged on the inner side of the rear driving rack, and a front driving rack is arranged on the front side of the compression spring;
the Y-shaped connecting hose is arranged on the rear side of the arc-shaped pipeline, a quantity regulating valve is arranged in the middle of the Y-shaped connecting hose, an adjusting knob is arranged on the outer side of the quantity regulating valve, a central conveying pipeline is arranged at the rear end of the Y-shaped connecting hose, and a threaded joint is arranged at the rear end of the central conveying pipeline;
the device comprises a central conveying pipeline, an extrusion self-sealing valve, a column-shaped valve core, a sealing column, a communication hole, a bottom top column, a valve core spring, a piezoelectric igniter, a pressing button, a high-pressure ignition wire and an arc-shaped pipeline, wherein the extrusion self-sealing valve is arranged at the rear side of the central conveying pipeline;
the traction rack is embedded and slidably arranged on the inner side of the transverse guide groove, a vertical guide rod is arranged on the outer side of the traction rack, a longitudinal tooth column is arranged on the inner side of the traction rack, a transmission column is arranged above the longitudinal tooth column, a driving bevel gear is arranged above the transmission column, a transmission bevel gear is arranged on one side of the driving bevel gear, and a driving gear is arranged on the rear side of the transmission bevel gear;
the C-shaped buckling frame comprises a transverse traction frame, wherein the transverse traction frame is symmetrically arranged on the left side and the right side of the C-shaped buckling frame, a longitudinal sliding sleeve is arranged on the rear side, the transverse sliding sleeve is arranged in the middle, a traction and push spring is arranged at the front end, a transverse moving seat is arranged on the inner side of the traction and push spring, a clamping spring is arranged above the transverse moving seat, and an arc-shaped clamping plate is arranged above the clamping spring.
2. The hand-held spray gun copper tube welding device for the production of air conditioners as claimed in claim 1, wherein the front side of the front end fixing frame and the front side of the vertical sliding seat are both provided with C-shaped buckling frames, the C-shaped buckling frames are matched in size, and can be buckled with each other to form a complete circular frame structure.
3. The hand-held spray gun copper tube welding device for the air conditioner production according to claim 1, wherein the flame spraying heads are uniformly arranged in a circumferential manner around the outer side of the axial center line of the arc-shaped pipeline, and the inner sides of the axial center lines of the flame spraying heads are intersected at the same point.
4. The hand-held spray gun copper tube welding device for the production of air conditioners as claimed in claim 1, wherein the vertical center line of the positioning column and the vertical center line of the rear end positioning sleeve are located on the same straight line, and the positioning column and the rear end positioning sleeve are mutually matched in size.
5. The hand-held spray gun copper pipe welding device for the air conditioner production according to claim 1, wherein the pressing handle is slidably connected with the front end guide groove through the vertical linkage frame, and a vertical center line of the vertical linkage frame is perpendicular to a horizontal center line of the pressing handle.
6. The handheld spray gun copper pipe welding device for the production of air conditioners as claimed in claim 1, wherein the linkage rack and the linkage gear are meshed with each other to form a transmission structure, the front driving rack and the linkage gear are meshed with each other to form a transmission structure, and a vertical center line of the linkage rack and a vertical center line of the front driving rack are parallel to each other.
7. The hand-held spray gun copper tube welding device for the production of air conditioners as claimed in claim 1, wherein the traction racks are symmetrically arranged about a vertical center line of the longitudinal toothed column, and the traction racks and the longitudinal toothed column are meshed with each other to form a transmission structure.
8. The hand-held spray gun copper tube welding device for the production of air conditioners as claimed in claim 1, wherein the driving bevel gear and the transmission bevel gear are meshed with each other to form a transmission structure, and the transmission bevel gear is connected with the longitudinal tooth post through the transmission post.
9. The hand-held spray gun copper tube welding device for the production of air conditioners as claimed in claim 1, wherein the rear driving rack is connected with the front driving rack in a sliding manner, and the driving gear and the rear driving rack are meshed with each other to form a transmission structure.
10. A hand-held type spray gun copper pipe welding set for air conditioner production according to claim 1, characterized in that, the horizontal traction frame is connected with the vertical guide rod in a sliding way through the longitudinal sliding sleeve, the horizontal traction frame is connected with the horizontal guide rod in a sliding way through the horizontal sliding sleeve, and the horizontal moving seat is connected with the horizontal traction frame in a sliding way.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010569508.9A CN111889846B (en) | 2020-06-20 | 2020-06-20 | Handheld spray gun copper pipe welding device for air conditioner production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010569508.9A CN111889846B (en) | 2020-06-20 | 2020-06-20 | Handheld spray gun copper pipe welding device for air conditioner production |
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| CN111889846A true CN111889846A (en) | 2020-11-06 |
| CN111889846B CN111889846B (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114749798A (en) * | 2022-05-25 | 2022-07-15 | 浙江创新激光设备有限公司 | Handheld laser welding equipment |
| WO2024041478A1 (en) * | 2022-08-25 | 2024-02-29 | 合肥海尔电冰箱有限公司 | Welding device for pipeline |
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| CN109590639A (en) * | 2018-11-22 | 2019-04-09 | 叶挺 | A kind of welder for air conditioner refrigerating copper pipe |
| CN210010617U (en) * | 2019-04-24 | 2020-02-04 | 杭州路建金属制品有限公司 | Welding device with protective structure for steel bar production |
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| JPS58138584A (en) * | 1982-02-09 | 1983-08-17 | Nippon Steel Corp | Gas pressure welding method of steel pipe |
| US20020153406A1 (en) * | 1999-11-03 | 2002-10-24 | Vermaat Technics B.V. | Method and device for welding pipes |
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Cited By (3)
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| WO2024041478A1 (en) * | 2022-08-25 | 2024-02-29 | 合肥海尔电冰箱有限公司 | Welding device for pipeline |
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|---|---|
| CN111889846B (en) | 2021-12-24 |
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