CN214161851U

CN214161851U - Electric welding machine

Info

Publication number: CN214161851U
Application number: CN202022901709.2U
Authority: CN
Inventors: 樊星
Original assignee: Shanghai Youhai Construction Engineering Co ltd
Current assignee: Shanghai Youhai Construction Engineering Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-09-10
Anticipated expiration: 2030-12-02

Abstract

The application relates to an electric welding machine, which comprises a device main body and a telescopic pull rod assembly rotatably connected to the device main body, wherein four universal pulleys are mounted at the bottom of the device main body; the telescopic pull rod assembly comprises two connecting rods which are connected with the device body and arranged in parallel, one end of each connecting rod is connected to the side face of the upper end of the device body through a hinge structure, and the other end of each connecting rod is fixed to the side face of the lower end of the device body through a fixing assembly. The electric welding height is lower is solved in this application for the removal of electric welding is convenient enough problem.

Description

Electric welding machine

Technical Field

The application relates to the field of electric welding technology, in particular to an electric welding machine.

Background

The electric welding machine uses an electric energy source to instantly convert the electric energy into heat energy, has the advantages of simple operation, convenient use, firm welding seam after welding and the like, and is widely applied to various fields.

The application number is CN 201821248457.4's patent discloses a portable electric welding, including case main part and wire winding piece, the guard plate is installed to case main part's front end, and the inboard of guard plate is provided with control knob and display screen, the downside of control knob and display screen is provided with the vent, and the downside of vent is fixed with the circular telegram connector, the inboard of circular telegram connector is connected with work element, and work element's the outside is connected with the battery, the wire winding piece is located the rear side of case main part, and case main part's downside installs the pulley, the outside of circular telegram connector is connected with the electric welding connecting wire through connecting the fixed head.

In view of the above-mentioned related art, the inventor believes that the height of the welding machine in the related art is low, and the user needs to bend down to pull the welding machine when moving the welding machine through the pulley, so that the movement of the welding machine is not convenient enough.

SUMMERY OF THE UTILITY MODEL

In order to solve the electric welding height lower for the removal of electric welding is convenient enough problem, this application provides an electric welding.

The application provides an electric welding adopts following technical scheme:

an electric welding machine comprises a device main body and a telescopic pull rod assembly rotatably connected to the device main body, wherein four universal pulleys are mounted at the bottom of the device main body; the telescopic pull rod assembly comprises two connecting rods which are connected with the device body and arranged in parallel, one end of each connecting rod is connected to the side face of the upper end of the device body through a hinge structure, and the other end of each connecting rod is fixed to the side face of the lower end of the device body through a fixing assembly.

By adopting the technical scheme, the electric welding machine comprises a device main body and the telescopic pull rod assembly which is rotatably connected to the device main body, wherein the telescopic pull rod assembly comprises a connecting rod, one end of the connecting rod is connected to the side face of the device main body through a hinge structure, the other end of the connecting rod is fixed to the side face of the device main body through a fixing assembly, and when the electric welding machine needs to be pulled to move, the fixing assembly is released to fix the connecting rod, so that the telescopic pull rod assembly can be pulled and the electric welding machine can be pulled by rotating the connecting; when the electric welding machine is not pulled, the fixed assembly is used for fixing the connecting rod, so that the shaking probability of the telescopic pull rod assembly is reduced.

Optionally, the hinge structure includes two hinge seats arranged on the side of the device body, a hinge shaft arranged on the hinge part of the connecting rod and connected with the hinge seats and the hinge part, a limiting convex ring is arranged at one end of the hinge shaft, a limiting block is connected with the other end of the hinge shaft, and the limiting convex ring and the limiting block are respectively abutted to two opposite sides of the hinge seat.

By adopting the technical scheme, the hinge structure comprises the hinge seat, the hinge part and the hinge shaft, and the hinge part and the hinge seat are connected through the hinge shaft, so that the connecting rod can rotate around the axis of the hinge shaft; one end of the articulated shaft is provided with a limiting convex ring, and the other end of the articulated shaft is connected with a limiting block, so that the sliding of the articulated seat and the articulated part in the extending direction of the articulated shaft is limited.

Optionally, the fixing assembly comprises a fixing block rotatably connected to the side face of the device body through a connecting bolt and a fixing column fixed to the side face of the connecting rod, and the fixing block is L-shaped and provided with a limiting plane for limiting the movement of the fixing column.

Through adopting above-mentioned technical scheme, fixed subassembly includes to rotate through connecting bolt and connects in the fixed block of device main part side and the fixed column that is fixed in the connecting rod side, through rotating the fixed block around connecting bolt's axis and butt on the fixed column, and the spacing plane butt of fixed block in the outer wall of fixed column to restricted the connecting rod and rotated around the axis of articulated shaft, reduced the probability that the drunkenness takes place for the connecting rod.

Optionally, a first magnet is embedded in the side surface of the device main body, a second magnet is embedded in the side surface of the fixed block close to the device main body, and the fixed block is fixed to the side surface of the device main body through attraction of the first magnet and the second magnet.

By adopting the technical scheme, the side surface of the device main body is embedded with the first magnet, the side surface of the fixed block close to the device main body is embedded with the second magnet, and the fixed block is fixed by the attraction of the first magnet and the second magnet; when moving the electric welding, the fixed block is fixed on the side of device main part, reduces the probability that the fixed block rocked around the shank of bolt of connecting bolt.

Optionally, the telescopic pull rod assembly further comprises a pull rod, the pull rod comprises two parallel inserting columns, an inserting slot for inserting the inserting column is formed in the end face of the connecting rod, and the inserting column slides and is inserted into the inserting slot and is fixed through a locking assembly.

Through adopting above-mentioned technical scheme, flexible pull rod assembly includes the pull rod, and two of pull rod are inserted in the post and are inserted the slot of connecting rod, and insert the post and can slide in the slot and fixed through the locking Assembly to realize flexible pull rod assembly's flexible, make the electric welding can adapt to different people's height, make things convenient for people to pull the device main part easily.

Optionally, the locking assembly includes a locking rod and a locking spring, and the side surfaces of the two connecting rods are respectively provided with a connecting groove for inserting one end of the locking rod; the inserted column is provided with a locking groove for the locking rod to be inserted into; the number of the locking grooves is at least four, and the locking grooves are arranged at intervals along the extending direction of the inserting columns; the locking spring is installed in the connecting groove and drives the locking lever to be inserted into the locking groove.

Through adopting above-mentioned technical scheme, the locking subassembly includes locking lever and locking spring, and the side of connecting rod is equipped with and supplies locking post male spread groove, inserts the post and is equipped with and supplies locking lever male locking groove to when inserting locking inslot through locking spring drive locking lever, realize the locking of sliding of inserting the post.

Optionally, the pull rod further comprises a holding rod connected with the two insertion columns, and a holding sleeve is sleeved on the holding rod.

Through adopting above-mentioned technical scheme, the pull rod still includes the holding rod, and the cover is equipped with the cover that grips on the holding rod, grips the cover through being equipped with, and when the person held on holding the holding rod, the hand contacted with gripping the cover to the probability of hand ache when long-time pulling electric welding is reduced.

Optionally, the two connecting rods are connected with rubber pads on the side surfaces close to the device main body.

By adopting the technical scheme, the connecting rod is connected with the rubber pad on the side that is close to the device main part, puts down the pull rod after the pulling electric welding removes, and when the connecting rod rotated and strikeed the side of device main part on, the rubber pad played the cushioning effect, reduced the connecting rod and strikeed the probability that causes the connecting rod structure to damage in the device main part.

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

1. when the electric welding machine needs to be pulled to move, the fixing of the fixing assembly on the connecting rod is released, and the connecting rod is rotated, so that the telescopic pull rod assembly can be pulled and the electric welding machine can be pulled; when the electric welding machine is not pulled, the connecting rod is fixed through the fixing assembly, so that the shaking probability of the telescopic pull rod assembly is reduced;

2. when the pull rod is put down after the electric welding machine is pulled to move, and the connecting rod rotates to impact the side face of the device main body, the rubber pad plays a role in buffering, and the probability that the connecting rod impacts the device main body to cause structural damage of the connecting rod is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a welding machine in an embodiment of the present application.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of a fixed block.

Fig. 4 is a schematic view of a connection structure of the tie bar and the connecting bar.

Fig. 5 is a sectional view of a coupling structure of the tie bar and the connection bar.

Description of reference numerals: 1. a device main body; 11. a grip handle; 12. a universal pulley; 13. a hinged seat; 14. hinging a shaft; 141. a limit convex ring; 142. a limiting block; 15. a first magnet; 2. a connecting rod; 21. a hinge portion; 22. fixing a column; 23. a slot; 24. connecting grooves; 25. a rubber pad; 3. a pull rod; 31. inserting a column; 311. a locking groove; 32. a holding rod; 321. a grip sleeve; 4. a fixed block; 41. a connecting portion; 42. a limiting part; 421. a limiting plane; 422. a second magnet; 5. a connecting bolt; 6. a locking spring; 7. locking the lever.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an electric welding machine. Referring to fig. 1, a welding machine includes a machine body 1 and a telescopic link assembly rotatably coupled to the machine body 1. The top of the device main body 1 is provided with a holding handle 11, so that the electric welding machine can be conveniently lifted by hands to be carried. The device main part 1 is located the bottom and is connected with four universal pulley 12, conveniently removes the electric welding through thrust unit main part 1.

The telescopic rod component comprises two connecting rods 2 which are arranged in parallel and a pull rod 3 which is inserted and slides with the connecting rods 2. The cross-section of the connecting rod 2 is rectangular, one end of the connecting rod 2 is connected with the side surface of the upper end of the device body 1 through a hinge structure, and the other end of the connecting rod 2 is fixed on the side surface of the lower end of the device body 1 through a fixing component.

The hinge structure for connecting the connecting rod 2 and the device body 1 includes two hinge bases 13 provided at the side of the device body 1, a hinge portion 21 provided at one end of the connecting rod 2, and a hinge shaft 14 connecting the hinge bases 13 and the hinge portion 21. Two articulated seats 13 are integrally arranged on the top side of the device body 1, and the connecting line of the two articulated seats 13 is parallel to the top surface of the device body 1. The two hinge parts 21 are abutted against two opposite side surfaces of the two hinge seats 13, the outer wall of one end of the hinge shaft 14 far away from the hinge parts 21 is provided with a limit convex ring 141, one end of the hinge shaft 14 close to the hinge parts 21 is connected with a limit block 142 in a threaded manner, and the limit block 142 is in a cylindrical shape. The limiting convex ring 141 and the limiting block 142 are respectively abutted against two opposite side surfaces of the hinge base 13.

Referring to fig. 2, the fixing assembly includes a fixing block 4, a coupling bolt 5, and a fixing post 22 coupled to a side of one of the connection rods 2. The fixing block 4 includes a connecting portion 41 and a stopper portion 42, and the connecting portion 41 and the stopper portion 42 are vertically arranged in an L-shape. The connecting portion 41 is rotatably connected to the side surface of the apparatus main body 1 by the connecting bolt 5, and the stopper portion 42 is formed as a stopper plane 421 on the side surface close to the fixing column 22. The fixing post 22 is cylindrical and integrally connected to a side surface of the connecting rod 2. The fixed block 4 abuts on the outer wall of the fixed column 22 after rotating around the connecting bolt 5, and the limit plane 421 abuts on the outer wall of the fixed column 22, so that the connecting rod 2 is limited to rotate around the hinge shaft 14.

Referring to fig. 2 and 3, the first magnet 15 is fitted to the side surface of the device body 1, the second magnet 422 is fitted to the side surface of the stopper 42 close to the device body 1, and the first magnet 15 and the second magnet 422 attract each other. When the fixing block 4 does not need to buckle the fixing column 22, the fixing block 4 is rotated to the connecting portion 41 to be vertically arranged, and at the moment, the first magnet 15 and the second magnet 422 attract each other to fix the fixing block 4.

Referring to fig. 1 and 4, the pull rod 3 inserted into the connecting rod 2 includes two insertion posts 31 arranged in parallel with each other and a holding rod 32 (not shown) connecting the two insertion posts 31, and the insertion posts 31 and the connecting rod 2 have rectangular cross sections. The holding rod 32 is sleeved with a holding sleeve 321, and the holding sleeve 321 is made of rubber, so that the probability of discomfort of the hand is reduced when the user holds the holding rod by the hand.

Referring to fig. 4 and 5, the two connecting rods 2 are respectively provided with a slot 23 for inserting the insert column 31 at the end surface far away from the hinge portion 21, and the insert column 31 slides in the slot 23 and locks the position of the insert column 31 through the locking assembly.

Referring to fig. 4 and 5, the locking assembly comprises two locking springs 6, a locking bar 7 which is rectangular in cross-section. Two opposite side surfaces of the two connecting rods 2 are provided with connecting grooves 24 at one ends far away from the hinge parts 21, into which one ends of the locking rods 7 are inserted, and one sides of the connecting grooves 24 are communicated with the slots 23. The two locking springs 6 are respectively accommodated in the two connecting grooves 24, one end of each locking spring 6 is fixed on the side surface of the connecting groove 24 far away from the insert column 31 by glue, and the other end of each locking spring 6 abuts against the side surface of the locking rod 7. The lock spring 6 is a compression spring, and the drive lock lever 7 always tends to move toward the insert column 31. The side of the inserted column 31 close to the locking rod 7 is provided with locking grooves 311 for the locking rod 7 to be inserted, the number of the locking grooves 311 is four, and the locking grooves are arranged along the extending direction of the inserted column 31 at even intervals. The locking rod 7 is pressed and the locking spring 6 is compressed, so that the locking rod 7 is separated from the locking groove 311, the inserted column 31 can slide in the slot 23, the locking rod 7 is released according to the required length, the locking rod 7 is driven by the locking spring 6 to be inserted into the corresponding locking groove 311, the inserted column 31 is fixed,

referring to fig. 1 and 4, rubber pads 25 are fixed to both sides of the two connecting rods 2 close to the device body 1 by glue. After lifting pull rod 3 and pulling the electric welding, loosen pull rod 3 and make connecting rod 2 strike on the side of device main part 1, play the cushioning effect through being equipped with rubber pad 25 to reduce because of strikeing the probability that causes the structure of connecting rod 2 to take place to damage.

The implementation principle of the electric welding machine in the embodiment of the application is as follows: the fixing block 4 is rotated and is attracted with the second magnet 422 through the first magnet 15 to fix the fixing block 4 on the side surface of the device body 1, the holding sleeve 321 of the holding rod 32 is held by a hand, the pull rod 3 is lifted upwards, the locking rod 7 is pressed by the hand and the pull rod 3 is pulled in the slot 23, the locking rod 7 is loosened according to the required height, the locking rod 7 is inserted into the locking groove 311 to fix the pull rod 3 and the connecting rod 2, and finally the device body 1 is driven to move by pulling the pull rod 3.

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

Claims

1. An electric welding machine which characterized in that: the device comprises a device main body (1) and a telescopic pull rod assembly which is rotatably connected to the device main body (1), wherein four universal pulleys (12) are arranged at the bottom of the device main body (1); the telescopic pull rod assembly comprises two connecting rods (2) which are connected with the device body (1) and arranged in parallel, one end of each connecting rod (2) is connected to the side face of the upper end of the device body (1) through a hinge structure, and the other end of each connecting rod (2) is fixed to the side face of the lower end of the device body (1) through a fixing assembly.

2. A welding bug as claimed in claim 1 wherein: the hinge structure comprises two hinge seats (13) arranged on the side face of the device body (1), a hinge portion (21) arranged on the connecting rod (2) and a hinge shaft (14) connected with the hinge seats (13) and the hinge portion (21), wherein one end of the hinge shaft (14) is provided with a limiting convex ring (141), the other end of the hinge shaft (14) is connected with a limiting block (142), and the limiting convex ring (141) and the limiting block (142) are respectively abutted to two opposite side faces of the hinge seats (13).

3. A welding bug as claimed in claim 2 wherein: the fixing assembly comprises a fixing block (4) which is rotatably connected to the side face of the device main body (1) through a connecting bolt (5) and a fixing column (22) which is fixed to the side face of the connecting rod (2), wherein the fixing block (4) is L-shaped and is provided with a limiting plane (421) which limits the fixing column (22) to move.

4. A welding bug as claimed in claim 3 wherein: the side surface of the device main body (1) is embedded with a first magnet (15), the side surface of the fixed block (4) close to the device main body (1) is embedded with a second magnet (422), and the fixed block (4) is attracted and fixed to the side surface of the device main body (1) through the first magnet (15) and the second magnet (422).

5. A welding bug according to claim 4 wherein: telescopic pull rod assembly still includes pull rod (3), pull rod (3) include two posts (31) of inserting that are parallel to each other, the terminal surface of connecting rod (2) is equipped with and supplies to insert post (31) male slot (23), it slides and inserts in slot (23) and fixed through being equipped with locking Assembly to insert post (31).

6. A welding bug according to claim 5 wherein: the locking assembly comprises a locking rod (7) and a locking spring (6), and connecting grooves (24) for inserting one ends of the locking rods (7) are formed in the side faces of the two connecting rods (2); the inserted column (31) is provided with a locking groove (311) for the locking rod (7) to be inserted into; the number of the locking grooves (311) is at least four, and the locking grooves are arranged at intervals along the extending direction of the inserting column (31); the locking spring (6) is installed in the connecting groove (24) and drives the locking lever (7) to be inserted into the locking groove (311).

7. A welding bug according to claim 6 wherein: the pull rod (3) further comprises a holding rod (32) connected with the two insertion columns (31), and a holding sleeve (321) is sleeved on the holding rod (32).

8. A welding bug according to claim 7 wherein: the two connecting rods (2) are connected with rubber pads (25) on the side surfaces close to the device main body (1).