CN114669825B

CN114669825B - Auxiliary welding device for electric bicycle circuit board

Info

Publication number: CN114669825B
Application number: CN202210583956.3A
Authority: CN
Inventors: 贡建军; 韩兆建; 孙记泽
Original assignee: Xuzhou Rongteng Intelligent Equipment Research Institute Co ltd
Current assignee: Xuzhou Rongteng Intelligent Equipment Research Institute Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-21
Anticipated expiration: 2042-05-27
Also published as: CN114669825A

Abstract

The invention relates to the technical field of production and processing of electric bicycle circuit boards, in particular to an auxiliary welding device of an electric bicycle circuit board, which comprises a carrying box, wherein the carrying box is connected with a power supply structure, the carrying box is connected with an air draft structure, the carrying box is connected with a protection structure, the carrying box is connected with a placing structure, the carrying box is connected with a containing structure, and the carrying box is connected with a clamping structure; can provide electric power for the convulsions structure through the power supply structure, the convulsions structure can be taken out from the welding and produce the smoke and dust, the smoke and dust enters into eyes the inside when avoiding welding, and influence the welding effect, protective structure plays the guard action, can close when not using, it is convenient for place instruments such as electric iron to place the structure, can be convenient for accomodate placing tiny electronic component through accomodating the structure, avoid losing, be convenient for carry out the centre gripping to the bicycle circuit board through clamping structure, can carry the box inside fast when not using.

Description

Auxiliary welding device for electric bicycle circuit board

Technical Field

The invention relates to the technical field of production and processing of electric bicycle circuit boards, in particular to an auxiliary welding device for an electric bicycle circuit board.

Background

The inside circuit board that contains of electric bicycle controls and information display through the circuit board to the vehicle, in electric bicycle's production and processing process, need weld the circuit board, with corresponding electronic component welding to the circuit board on, for the sake of convenience of welded going on in welding process, need assist through supplementary welding set.

When present electric bicycle circuit board welding, carry out supplementary welding through welding auxiliary fixture more, only have the clamping action usually, the function singleness can produce the smoke and dust during the welding, and the smoke and dust easily gets into eyes, influences staff's welding effect, and instruments such as auxiliary fixture and electric iron are separated more and are placed, portable and accomodate not being convenient for, fragile when bumping.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an auxiliary welding device for a circuit board of an electric bicycle.

The technical scheme adopted by the invention for solving the technical problem is as follows: an auxiliary welding device for a circuit board of an electric bicycle comprises a carrying box, wherein a power supply structure for supplying power is connected to the carrying box, an air exhaust structure for exhausting welding smoke dust is connected to the carrying box, a protection structure for protecting is connected to the carrying box, a placing structure for placing tools is connected to the carrying box, a containing structure for containing parts is connected to the carrying box, and a clamping structure for fixedly clamping the circuit board is connected to the carrying box;

the storage structure comprises a storage box, storage boxes are connected to the two ends of the carrying box in an inner equal sliding connection mode, gears are connected to the inner rotating part of the carrying box, a rack is fixedly connected to the bottom end of each storage box and is in pair, the rack is meshed with the two sides of the gears respectively, the rack is connected with the carrying box in a sliding mode, a second spring is fixedly connected to the inner end of the carrying box, one end of the second spring can be in conflict with the side wall of one of the storage boxes, a pressing block and a limiting block are connected to the one end of the carrying box in a sliding mode, a fourth spring is fixedly connected between the pressing block and the carrying box, a pull rod is fixedly connected to the top end of the limiting block, the bottom end of the pull rod is connected with the pressing block in a sliding mode, a third spring is fixedly connected between the pressing block and the pull rod, a limiting groove is arranged on the surface of one end of the storage box close to one end of the pressing block, the bottom end of the limiting block is in an inclined plane shape, and the limiting block can stretch into the limiting groove.

Specifically, the power supply structure includes the battery, the battery is installed to the one end of carrying the box, the one end of battery is equipped with the wiring hole.

Specifically, protective structure includes the protective cover, the one end of carrying the box is rotated and is connected with the protective cover, the one end fixedly connected with locking block of protective cover, the one end of carrying the box is equipped with the locking groove, the one end sliding connection who carries the box and be located the locking groove has the lockplate, lockplate and carry the first spring of fixedly connected with between the box, the locking block can stretch into the locking groove, the locking block is "L" shape structure, the lockplate deviates from the one end of first spring and is "L" shape structure.

Specifically, the convulsions structure is including accomodating the groove, the one end of protective cover is equipped with and accomodates the groove, the protective cover is located the one end rotation of accomodating the groove and is connected with a pair of bracing piece, and is a pair of the one end of bracing piece is rotated and is connected with the fixed plate, install two sets of exhaust fan on the fixed plate, the inside of accomodating the groove can be taken in to fixed plate and bracing piece.

Specifically, the placing structure includes the standing groove, the protective cover inboard is equipped with a pair of standing groove, the protective cover is located a pair of fixation clamp of the inside one end fixedly connected with of standing groove, the fixation clamp is made by the rubber material, the fixation clamp is "C" shape structure.

Specifically, the clamping structure comprises a pair of moving rods, the carrying box is slidably connected with the pair of moving rods, moving blocks are fixedly connected to two ends of the moving rods, the moving blocks are slidably connected with the carrying box through sliding grooves, a pair of sliding grooves are formed in two ends of the carrying box, a sixth spring is fixedly connected between the moving blocks and the carrying box, supporting plates are rotatably connected to two ends of the moving rods, a connecting plate is rotatably connected to one end of each adjacent pair of supporting plates, a sliding rod is slidably connected to each adjacent pair of supporting plates and the connecting plate, a clamping plate is fixedly connected to one end of each sliding rod, which is far away from the connecting plate, the sliding rod is in a 'U' shape, a fifth spring is movably sleeved at two ends of each sliding rod, two ends of each fifth spring are respectively abutted against the clamping plate and the connecting plate, a control block is slidably connected to one end of the carrying box, abutting blocks are abutted against two ends of the control block, a pair of abutting blocks is slidably connected to one side of the carrying box, a seventh abutting spring is arranged between the abutting block and the carrying box, the abutting blocks are in an 'L' shaped structure, and the abutting blocks can extend into the sliding grooves and the moving blocks.

The beneficial effects of the invention are:

(1) The invention relates to an auxiliary welding device for an electric bicycle circuit board, wherein a power supply structure for supplying power is connected to a carrying box, an air draft structure for exhausting welding smoke dust is connected to the carrying box, a protective structure for protecting is connected to the carrying box, and a placing structure for placing tools is connected to the carrying box, so that electric power can be supplied to the air draft structure through the power supply structure, the air draft structure can exhaust the welding smoke dust, the welding smoke dust is prevented from entering eyes during welding to influence the welding effect, the protective structure plays a role in protection, and can be closed when not in use, so that the auxiliary welding device is convenient to carry, and the placing structure is convenient for placing tools such as an electric soldering iron and the like, namely: according to pressing the lockplate, first spring will compress, the "L" end of lockplate will break away from with "L" shape locking piece, outside unscrewing the protective cover, the locking piece will break away from with the locking groove, the protective cover plays the guard action to carrying box inside, grab the fixed plate, will follow and accomodate the groove with fixed plate and bracing piece and screw out, the bracing piece plays the supporting role, the smoke and dust that two sets of induced draught fans on the fixed plate produced when can be with the welded circuit board is taken out away, thereby avoid getting into staff's eye and influence the welding, tools such as electric iron can be placed to standing groove inside, the fixation clamp of rubber material plays fixed action, the fixation clamp is "C" shape, the fixed of tools such as the electric iron of being convenient for is with taking off, the battery can provide electric power for electric iron and induced draught fan etc., the connection of wiring hole convenience electric iron.

(2) According to the auxiliary welding device for the circuit board of the electric bicycle, the carrying box is connected with the containing structure for containing parts, tiny electronic elements can be conveniently contained and placed through the containing structure, and loss is avoided, namely: when the protective cover is opened, the protective cover will break away from with the top of briquetting, under the promotion of fourth spring, briquetting upward movement, the bottom of briquetting will stimulate the pull rod upward movement, the pull rod will stimulate stopper and spacing groove and break away from, the second spring will extend, thereby promote the outside motion of receiver of contradicting with the second spring, thereby drive the rack outside motion on the receiver, under the effect of gear, thereby make a pair of rack motion dorsad, thereby make a pair of receiver simultaneously outside motion one end distance, thereby be convenient for pull out the receiver, thereby be convenient for place electronic component to the inside of receiving the box, when the protective cover is closed, the protective cover will press the briquetting, the briquetting gets into and carries the box wall inside, the fourth spring will compress, the third spring will promote the pull rod downward movement, stopper and receiver, the third spring compression, promote receiver alright will push into the inside of carrying the box, the receiver will drive the spacing groove motion, but spacing groove and stopper are parallel, the third spring will promote to conflict and get into the spacing groove, thereby restrict opening of receiver, avoid electronic component to drop.

(3) According to the auxiliary welding device for the circuit board of the electric bicycle, the carrying box is connected with the clamping structure for fixedly clamping the circuit board, the bicycle circuit board is conveniently clamped through the clamping structure, and the circuit board can be rapidly collected into the carrying box when not in use, so that the carrying box is convenient to carry and use, namely: upwards pulls the pair of slide bars, so that the supporting plate is pulled to be gradually vertical to the surface of the carrying box, the connecting plate moves upwards, so that the pair of moving bars are close to each other, so that the moving blocks are driven to slide in the sliding grooves and are close to each other, the sixth spring is elongated, when the moving blocks move to one ends of the abutting blocks, the moving blocks push the L-shaped abutting blocks to move towards the seventh spring, one ends of the abutting blocks are inclined, when the moving blocks pass through the abutting blocks, the seventh spring pushes the abutting blocks to extend out, so that the moving blocks are limited, so that the supporting plate is vertical, the slide bars are pulled to two sides of the carrying box, the slide bars are U-shaped, and the distance between the pair of clamping plates is increased, the fifth spring will compress, thereby alright place the bicycle circuit board between a pair of splint, loosen the slide bar, the fifth spring will promote a pair of splint motion in opposite directions, thereby alright press from both sides the circuit board tightly, thereby alright weld, after the welding is accomplished, the pulling slide bar takes off the circuit board, press the control block, the control block will promote a pair of touch multitouch to seventh spring direction motion, the seventh spring will compress, touch multitouch and movable block break away from, the sixth spring will shorten, thereby the pulling movable block motion, make a pair of movable rod separate, thereby make the backup pad rotate, make the sliding column income carry the box inside, thereby make things convenient for next use.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic overall structural view of an auxiliary welding device for a circuit board of an electric bicycle according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of the part A shown in FIG. 1;

FIG. 3 is an enlarged view of the part B shown in FIG. 1;

FIG. 4 is a schematic view of the connection structure of the carrying case and the control block of the present invention;

FIG. 5 is a schematic view of the connection structure of the carrying case and the storage case according to the present invention;

FIG. 6 is a schematic view of the connection of the carry case and locking plate of the present invention;

FIG. 7 is a schematic view showing a connection structure of the carrying case and the compact of the present invention.

In the figure: 1. carrying the box; 2. a power supply structure; 201. a battery; 202. a wiring hole; 3. an air draft structure; 301. a fixing plate; 302. an air draft fan; 303. a support bar; 304. a receiving groove; 4. a protective structure; 401. a locking block; 402. a protective cover; 403. a locking plate; 404. a locking groove; 405. a first spring; 5. a placement structure; 501. a placement groove; 502. a fixing clip; 6. a receiving structure; 601. a storage box; 602. a limiting groove; 603. briquetting; 604. a rack; 605. a gear; 606. a second spring; 607. a third spring; 608. a pull rod; 609. a limiting block; 610. a fourth spring; 7. a clamping structure; 701. a support plate; 702. a slide bar; 703. a fifth spring; 704. a splint; 705. a travel bar; 706. a chute; 707. a control block; 708. a connecting plate; 709. a moving block; 710. a sixth spring; 711. a contact block; 712. and a seventh spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 7, the auxiliary welding device for the circuit board of the electric bicycle comprises a carrying box 1, wherein a power supply structure 2 for supplying power is connected to the carrying box 1, an air exhaust structure 3 for exhausting welding smoke is connected to the carrying box 1, a protective structure 4 for protecting is connected to the carrying box 1, a placing structure 5 for placing tools is connected to the carrying box 1, a containing structure 6 for containing parts is connected to the carrying box 1, and a clamping structure 7 for fixedly clamping 502 the circuit board is connected to the carrying box 1;

the containing structure 6 comprises a containing box 601, wherein the containing box 601 is connected to the inner parts of two ends of the carrying box 1 in a sliding manner, a gear 605 is connected to the inner part of the carrying box 1 in a rotating manner, a rack 604 is fixedly connected to the bottom end of the containing box 601, a pair of the racks 604 are respectively engaged with two sides of the gear 605, the racks 604 are connected to the carrying box 1 in a sliding manner, a second spring 606 is fixedly connected to one end of the inner part of the carrying box 1, one end of the second spring 606 can be abutted against the side wall of one of the containing boxes 601, a pressing block 603 and a limiting block 609 are connected to one end of the carrying box 1 in a sliding manner, a fourth spring 610 is fixedly connected between the pressing block 603 and the carrying box 1, a pull rod 608 is fixedly connected to the top end of the limiting block 609, a third spring 607 is fixedly connected between the pressing block 603 and the pull rod 608, a limiting groove 602 is arranged on one end surface of the containing box 601 close to one end of the pressing block 603, the bottom end of the limiting block 609 is in a shape, and the limiting block 609 can extend into the limiting groove 602; when the protective cover 402 is opened, the protective cover 402 will be separated from the top end of the pressing block 603, under the pushing of the fourth spring 610, the pressing block 603 moves upwards, the bottom end of the pressing block 603 will pull the pull rod 608 to move upwards, the pull rod 608 will pull the limiting block 609 to be separated from the limiting groove 602, the second spring 606 will extend, so as to push the storage box 601 abutted against the second spring 606 to move outwards, so as to drive the rack 604 on the storage box 601 to move outwards, under the action of the gear 605, so as to make the pair of racks 604 move backwards, so as to make the pair of storage boxes 601 move outwards at the same time by a distance, so as to facilitate the storage box 601 to be pulled out, so as to facilitate the electronic elements to be placed inside the storage box 601, when the protective cover 402 is closed, the protective cover 402 will press the pressing block 603, the pressing block 603 enters the inside of the wall of the portable box 1, the fourth spring 610 will compress, the third spring 607 will push the pull rod 608 to move downwards, the limiting block 609 will contact the storage box 601, so as to drive the limiting groove 609 and the limiting block 602 to move, so as to push the limiting block 609 and the limiting groove 602 to prevent the electronic elements from falling into the limiting groove 609, so as to prevent the storage box 602 from falling.

Specifically, the power supply structure 2 comprises a battery 201, the battery 201 is mounted at one end of the carrying box 1, and a wiring hole 202 is formed at one end of the battery 201; the battery 201 can provide electric power for the iron and the air draft fan 302, and the wiring hole 202 facilitates the connection of the iron.

Specifically, the protective structure 4 comprises a protective cover 402, one end of the carrying box 1 is rotatably connected with the protective cover 402, one end of the protective cover 402 is fixedly connected with a locking block 401, one end of the carrying box 1 is provided with a locking groove 404, one end of the carrying box 1, which is located at the locking groove 404, is slidably connected with a locking plate 403, a first spring 405 is fixedly connected between the locking plate 403 and the carrying box 1, the locking block 401 can extend into the locking groove 404, the locking block 401 is in an "L" shaped structure, and one end of the locking plate 403, which is away from the first spring 405, is in an "L" shaped structure; pressing the locking plate 403, the first spring 405 will compress, the "L" end of the locking plate 403 will disengage from the "L" locking block 401, the protecting cover 402 will be unscrewed outwards, the locking block 401 will disengage from the locking groove 404, and the protecting cover 402 will protect the inside of the carrying case 1.

Specifically, the air draft structure 3 includes a receiving groove 304, the receiving groove 304 is formed in one end of the protective cover 402, one end, located in the receiving groove 304, of the protective cover 402 is rotatably connected with a pair of support rods 303, one end of the pair of support rods 303 is rotatably connected with a fixing plate 301, two sets of air draft fans 302 are mounted on the fixing plate 301, and the fixing plate 301 and the support rods 303 can be received in the receiving groove 304; seize fixed plate 301, will follow and accomodate groove 304 with fixed plate 301 and bracing piece 303 and screw out, bracing piece 303 plays the supporting role, and the smoke and dust that produces when two sets of induced draught fans 302 on fixed plate 301 can be with the welded circuit board is taken out and is left to avoid getting into in staff's the eye and influence the welding.

Specifically, the placing structure 5 includes a placing groove 501, a pair of placing grooves 501 is formed in the inner side of the protecting cover 402, a pair of fixing clips 502 is fixedly connected to one end of the protecting cover 402 located inside the placing groove 501, the fixing clips 502 are made of rubber, and the fixing clips 502 are in a C-shaped structure; the placing groove 501 can be internally provided with tools such as an electric soldering iron, the fixing clamp 502 made of rubber plays a role in fixing and fixing, and the fixing clamp 502 is C-shaped, so that the tools such as the electric soldering iron can be fixed and taken down conveniently.

Specifically, the clamping structure 7 includes a pair of moving rods 705, the carrying case 1 is slidably connected with the pair of moving rods 705, two ends of the moving rods 705 are fixedly connected with moving blocks 709, the moving blocks 709 are slidably connected with the carrying case 1 through sliding grooves 706, two ends of the carrying case 1 are respectively provided with a pair of sliding grooves 706, a sixth spring 710 is fixedly connected between the moving blocks 709 and the carrying case 1, two ends of the moving rods 705 are respectively rotatably connected with supporting plates 701, one end of each adjacent pair of supporting plates 701 is rotatably connected with a connecting plate 708, each adjacent pair of supporting plates 701 and the connecting plate 708 are slidably connected with a sliding rod 702, one end of each sliding rod 702, which is far away from the connecting plate 708, is fixedly connected with a clamping plate 704, each sliding rod 702 is in a "U" shape, two ends of each sliding rod 702 are respectively and movably sleeved with a fifth spring 703, two ends of each fifth spring 703 are respectively abutted against the clamping plate 704 and the connecting plate 708, one end of the carrying case 1 is slidably connected with a control block 707, two ends of each control block 707 is abutted against a contact block 711, one side of each control block 708 is slidably connected with an abutting block 711, and an abutting against contact block 711 is slidably connected with an abutting block 711, a sliding block 711 is slidably connected with an abutting against a sliding block 711, a sliding block 711 is capable of an abutting against a sliding block 711, and a sliding block 711 is capable of inserting into a sliding groove 711, and a sliding block 711 is capable of an abutting structure capable of extending into a sliding block 711; when the moving block 709 moves to one end of the abutting block 711, the moving block 709 pushes the L-shaped abutting block 711 to move in the direction of the seventh spring 712, one end of the abutting block 711 is inclined, when the moving block 709 passes by the abutting block 711, the seventh spring 712 pushes the abutting block 711 to extend, so that the moving block 709 is limited, the support plate 701 is vertical, the sliding bar 702 is pulled to both sides of the carrying case 1, the sliding bar 702 slides to both sides, the sliding bar 702 is U-shaped, the distance between the pair of clamping plates 704 is increased, the fifth spring 703 is compressed, so that the bicycle circuit board can be placed between the pair of clamping plates 704, the sliding bar 702 is loosened, the fifth spring pushes the pair of clamping plates 704 to move towards each other, so that the circuit board can be clamped, so that welding can be performed, after welding is completed, the sliding bar 703 is pulled to retract, the sliding bar 701 is pulled down, the sliding bar 712 is pushed to move, the pair of sliding blocks 712 is pushed downward, the moving block 712 is pushed downward, the sliding block 712 is pushed to move, the pair of sliding blocks 712 is pushed downward, so that the sliding block 712 is pushed to move, the seventh spring 712 is shortened, so that the sliding block 711 is pushed downward, and the sliding block 712 is pushed to move, so that the sliding block 711 is pushed downward, so that the sliding block 711 is pushed to move.

When the portable box is used, firstly, the locking plate 403 is pressed, the first spring 405 is compressed, the L-shaped end of the locking plate 403 is separated from the L-shaped locking block 401, the protective cover 402 is unscrewed outwards, the locking block 401 is separated from the locking groove 404, the protective cover 402 plays a role in protecting the interior of the portable box 1, the fixing plate 301 is grasped, the fixing plate 301 and the supporting rod 303 are unscrewed from the accommodating groove 304, the supporting rod 303 plays a supporting role, the two groups of air draft fans 302 on the fixing plate 301 can pump away smoke dust generated when a circuit board is welded, so that welding is prevented from being influenced by entering eyes of workers, tools such as electric soldering irons and the like can be placed in the placing groove 501, the fixing clamp 502 made of rubber materials plays a role in fixing and fixing, the fixing clamp 502 is C-shaped, the fixing and the taking-down of the electric soldering irons and the like are convenient, when the protective cover 402 is opened, the protective cover 402 is separated from the top end of the pressing block 603, under the pushing of the fourth spring 610, the pressing block 603 moves upwards, the bottom end of the pressing block 603 pulls the pull rod 608 to move upwards, the pull rod 608 pulls the limit block 609 to disengage from the limit groove 602, the second spring 606 extends to push the storage box 601 abutted against the second spring 606 to move outwards, so as to drive the racks 604 on the storage box 601 to move outwards, under the action of the gear 605, so as to move the pair of racks 604 back to back, so as to simultaneously move the pair of storage boxes 601 outwards for a distance, so as to facilitate the pulling out of the storage box 601, so as to facilitate the placement of electronic elements into the interior of the storage box 601, when the protective cover 402 is closed, the protective cover 402 presses the pressing block 603, the pressing block 603 enters the interior of the wall of the carrying box 1, the fourth spring 610 compresses, the third spring 607 pushes the pull rod 608 to move downwards, the limit block 609 is abutted against the storage box 601, the third spring 607, the storage box 601 can be pushed into the carrying box 1 by pushing the storage box 601, the storage box 601 drives the limiting groove 602 to move, when the limiting groove 602 is parallel to the limiting block 609, the third spring 607 pushes the limiting block 609 to enter the limiting groove 602, so as to limit the storage box 601 from being opened, electronic components are prevented from falling off, the battery 201 can provide power for the electric iron and the air draft fan 302, the wiring hole 202 facilitates the connection of the electric iron, the pair of sliding rods 702 are pulled upwards, so that the supporting plate 701 is pulled to be gradually perpendicular to the surface of the carrying box 1, the connecting plate 708 moves upwards, so that the pair of moving rods 705 approach each other, so as to drive the moving block to slide in the sliding groove 706 and approach each other, the sixth spring 710 is elongated, when the moving block 709 moves to one end of the abutting block 711 is pushed, so as to move towards the seventh spring 712, one end of the contact block 711 is inclined, when the moving block 709 passes by the contact block 711, the seventh spring 712 pushes the contact block 711 to extend out, so as to limit the moving block 709, so that the support plate 701 is vertical, the sliding bar 702 is pulled towards two sides of the carrying case 1, the sliding bar 702 is U-shaped, the distance between the pair of clamping plates 704 is increased, the fifth spring 703 is compressed, so as to place the bicycle circuit board between the pair of clamping plates 704, the sliding bar 702 is released, the fifth spring 703 pushes the pair of clamping plates 704 to move towards each other, so as to clamp the circuit board, so as to perform welding, after the welding is completed, the sliding bar 702 is pulled to take down the circuit board, the control block 707 is pressed, the control block 707 pushes the pair of contact blocks 711 to move towards the seventh spring 712, the seventh spring 712 is compressed, the contact blocks 711 and the moving block 709 are separated, the sixth spring 710 is shortened, so as to pull the moving block 709 to move, the pair of moving rods 705 are separated to rotate the supporting plate 701 so that the sliding columns are received inside the carrying case 1 to facilitate the next use.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The auxiliary welding device for the circuit board of the electric bicycle is characterized by comprising a carrying box (1), wherein a power supply structure (2) used for supplying power is connected to the carrying box (1), an air draft structure (3) used for extracting welding smoke dust is connected to the carrying box (1), a protective structure (4) used for protection is connected to the carrying box (1), a placing structure (5) used for placing tools is connected to the carrying box (1), a containing structure (6) used for containing parts is connected to the carrying box (1), and a clamping structure (7) used for fixing and clamping the circuit board (502) is connected to the carrying box (1);

the containing structure (6) comprises a containing box (601), the containing box (601) is connected to the inner portions of two ends of the carrying box (1) in a sliding mode, a gear (605) is connected to the inner portion of the carrying box (1) in a rotating mode, a rack (604) is fixedly connected to the bottom end of the containing box (601), a pair of racks (604) are meshed with two sides of the gear (605), the racks (604) are connected with the carrying box (1) in a sliding mode, a second spring (606) is fixedly connected to one end of the inner portion of the carrying box (1), one end of the second spring (606) can be abutted against the side wall of one of the containing boxes (601), a pressing block (603) and a limiting block (609) are connected to one end of the carrying box (1) in a sliding mode, a fourth spring (610) is fixedly connected between the pressing block (603) and the carrying box (1), a pull rod (608) is fixedly connected to the top end of the limiting block (609), the pull rod (608) is connected with the bottom end of the pressing block (603) in a sliding mode, a third spring (607) is fixedly connected to the bottom end of the pressing block (608), and a groove (602) is arranged close to one end of the surface of the containing box (601); the bottom end of the limiting block (609) is in an inclined plane shape, and the limiting block (609) can extend into the limiting groove (602);

the protective structure (4) comprises a protective cover (402), one end of the carrying box (1) is rotatably connected with the protective cover (402), one end of the protective cover (402) is fixedly connected with a locking block (401), one end of the carrying box (1) is provided with a locking groove (404), one end, located in the locking groove (404), of the carrying box (1) is slidably connected with a locking plate (403), a first spring (405) is fixedly connected between the locking plate (403) and the carrying box (1), and the locking block (401) can extend into the locking groove (404);

the placing structure (5) comprises a placing groove (501), a pair of placing grooves (501) are formed in the inner side of the protective cover (402), and a pair of fixing clamps (502) are fixedly connected to the protective cover (402) in the placing grooves (501); the fixing clamp (502) is made of rubber materials, and the fixing clamp (502) is of a C-shaped structure;

the clamping structure (7) comprises a pair of moving rods (705), the carrying box (1) is connected with the pair of moving rods (705) in a sliding mode, two ends of each moving rod (705) are fixedly connected with moving blocks (709), the moving blocks (709) are connected with the carrying box (1) in a sliding mode through sliding grooves (706), two ends of each carrying box (1) are respectively provided with a pair of sliding grooves (706), a sixth spring (710) is fixedly connected between each moving block (709) and the carrying box (1), two ends of each moving rod (705) are respectively connected with a supporting plate (701) in a rotating mode, one end of each adjacent pair of supporting plates (701) is connected with a connecting plate (708) in a rotating mode, a sliding rod (702) is connected on each adjacent pair of supporting plates (701) in a sliding mode, one end, which deviates from the connecting plate (708), of each sliding rod (702) is fixedly connected with a clamping plate (704), a fifth spring (703) is movably sleeved on each sliding rod (702), two ends of each fifth spring (703) are respectively abutted against the clamping plate (704) and the connecting plate (708), one side of each sliding block (711) is connected with a sliding block (707), a seventh spring (712) is propped between the propping block (711) and the carrying box (1); the contact block (711) is of an L-shaped structure, and the contact block (711) can extend into the sliding groove (706) and is abutted against the moving block (709);

convulsions structure (3) are including accomodating groove (304), the one end of protective cover (402) is equipped with and accomodates groove (304), the one end that protective cover (402) are located and accomodate groove (304) is rotated and is connected with a pair of bracing piece (303), and is a pair of the other end of bracing piece (303) is rotated and is connected with fixed plate (301), install two sets of exhaust fan (302) on fixed plate (301), fixed plate (301) and bracing piece (303) can be taken in and accomodate the inside of groove (304).

2. The auxiliary welding device for the electric bicycle circuit board according to claim 1, wherein: the power supply structure (2) comprises a battery (201), the battery (201) is installed at one end of the carrying box (1), and a wiring hole (202) is formed in one end of the battery (201).

3. The auxiliary welding device for the electric bicycle circuit board according to claim 1, wherein: the locking block (401) is of an L-shaped structure, and one end, away from the first spring (405), of the locking plate (403) is of an L-shaped structure.