CN215747302U - Portable welding power supply - Google Patents

Abstract

The utility model discloses a portable welding power supply which comprises a welding power supply main body and a handle positioned above the welding power supply main body, wherein a base is arranged below the welding power supply main body, walking wheels are respectively arranged at four corners of the lower surface of the base, two rotatable lead screws are respectively arranged at two sides in the base, an internal thread cylinder is in threaded connection with the outer part of the circumference of each lead screw, the upper end of the internal thread cylinder penetrates through the upper surface of the base, a damping component is arranged at the upper end of the internal thread cylinder, and the damping component is connected with the welding power supply main body. The welding power supply device is provided with the travelling wheels, so that the device can move, the labor intensity of a carrier is reduced, the screw rod and the internal thread cylinder are arranged, the internal thread cylinder can be driven to lift when the screw rod rotates, the lifting of the welding power supply main body is further realized, the height of the handle can be further increased to the height required by a person, the handle can be conveniently pushed, and the device is convenient to carry.

Description

Portable welding power supply

Technical Field

The utility model relates to the technical field of welding power supplies, in particular to a portable welding power supply.

Background

Welder when electric welding, need connect welding power, welding power among the prior art generally is at the upper surface mounting handle of power, and portable handle can carry the power, but portable handle's mode is heavier, and the whole is not convenient for carry.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable welding power supply, which solves the problems that the carrying mode of a carrying handle in the prior art is heavy and the whole welding power supply is inconvenient to carry.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a portable welding source, includes the welding source main part and is located the handle of welding source main part top, the below of welding source main part is equipped with the base, the walking wheel is all installed to four corners of the lower surface of base, the inside both sides of base all are equipped with can the pivoted lead screw, the outside threaded connection of circumference of lead screw has an internal thread section of thick bamboo, the upper surface of base is passed to the upper end of an internal thread section of thick bamboo, and the upper end of an internal thread section of thick bamboo installs damper, damper is connected with the welding source main part.

Preferably, the lower end of the screw rod is fixedly connected with a driven bevel gear, a driving bevel gear is meshed below the driven bevel gear, and a main shaft capable of driving the two driving bevel gears to rotate is installed inside the base.

Preferably, a motor is arranged on one side of the outer portion of the base, and a power output end of the motor is fixedly connected with one end of the spindle.

Preferably, the cross section of the outer surface of the internal thread cylinder is of a hexagonal structure, a limiting hole is formed in the position, corresponding to the internal thread cylinder, of the upper surface of the base, and the limiting hole is a hexagonal hole.

Preferably, the damping assembly comprises an upper connecting plate fixedly connected to the lower surface of the welding power supply main body, a lower connecting plate fixedly connected to the upper end of the internal thread cylinder, and a spring connected between the upper connecting plate and the lower connecting plate.

Preferably, the inside cover of spring is equipped with the guide bar, the upper end and the upper junction plate rigid coupling of guide bar, and the lower extreme of guide bar passes rigid coupling behind the lower surface of lower connecting plate and has the limiting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the walking wheels are arranged, so that the device can move, and the labor intensity of a carrier is reduced;

2. the welding power supply device is provided with the screw rod and the internal thread cylinder, the internal thread cylinder can be driven to lift when the screw rod rotates, so that the welding power supply main body is lifted, the height of the handle can be lifted to the height required by a person, the handle can be conveniently pushed, and the welding power supply device is convenient to carry;

3. the welding power supply is provided with the damping component, so that the vibration of the welding power supply can be absorbed in the moving process of the welding power supply, the stable movement of the welding power supply is ensured, and the service life of the welding power supply main body is prolonged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the shock absorbing assembly of the present invention.

In the figure: 1. a handle; 2. welding the power supply main body; 3. a shock absorbing assembly; 31. an upper connecting plate; 32. a lower connecting plate; 33. a guide bar; 34. a spring; 4. a screw rod; 5. an internal threaded barrel; 6. a base; 7. a limiting hole; 8. a driven bevel gear; 9. a drive bevel gear; 10. a main shaft; 11. a traveling wheel; 12. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a portable welding power source includes a welding power source main body 2 and a handle 1 located above the welding power source main body 2, where the handle 1 is convenient for carrying the welding power source main body 2;

with reference to fig. 1, in order to further facilitate carrying of the device, a base 6 is arranged below the welding power supply main body 2, and walking wheels 11 are arranged at four corners of the lower surface of the base 6, namely, the walking wheels 11 can drive the welding power supply main body 2 to generate displacement when the welding power supply main body rotates to walk, so that the device does not need to be carried by hand, and the device can be moved by pushing the handle 1, and is convenient to carry;

with reference to fig. 1, in order to make the height of the handle 1 more suitable for the height of a human body and make the handle more comfortable to push, rotatable lead screws 4 are arranged on two sides inside the base 6, an internal thread cylinder 5 is connected to the outer circumference of each lead screw 4 in a threaded manner, the upper end of each internal thread cylinder 5 penetrates through the upper surface of the base 6, that is, when the lead screws 4 rotate, the internal thread cylinders 5 can be driven to lift, and the internal thread cylinders 5 can drive the welding power supply main body 2 to lift;

with continued reference to fig. 1, in order to avoid damage to the welding power supply main body 2 caused by excessive vibration generated during movement of the device, a damping component 3 is mounted at the upper end of the internal thread cylinder 5, the damping component 3 is connected with the welding power supply main body 2, and then the damping component 3 can play a role in damping, so as to avoid damage to the welding power supply main body 2 due to vibration;

with reference to fig. 1, in order to enable the screw rod 4 to rotate, in this embodiment, it is preferable that a driven bevel gear 8 is fixedly connected to the lower end of the screw rod 4, a driving bevel gear 9 is engaged below the driven bevel gear 8, a main shaft 10 capable of driving the two driving bevel gears 9 to rotate is installed inside the base 6, that is, when the main shaft 10 rotates, the driving bevel gear 9 can be driven to rotate, and the driving bevel gear 9 rotates to drive the driven bevel gear 8 to rotate, so as to drive the screw rod 4 to rotate;

in order to make the main shaft 10 rotate, a motor 12 is arranged on one side of the outside of the base 6, the power output end of the motor 12 is fixedly connected with one end of the main shaft 10, and the motor 12 can drive the main shaft 10 to rotate;

referring to fig. 1 and 2, in order to avoid the rotation of the internal thread cylinder 5 caused by the excessive friction force of the screw rod 4 of the internal thread cylinder 5, the cross section of the outer surface of the internal thread cylinder 5 is of a hexagonal structure, a position, corresponding to the internal thread cylinder 5, of the upper surface of the base 6 is provided with a limiting hole 7, and the limiting hole 7 is a hexagonal hole, that is, the hexagonal hole can limit the hexagonal internal thread cylinder 5 to rotate, so that the internal thread cylinder 5 can only be lifted;

as shown in fig. 2, in the present embodiment, preferably, the damping assembly 3 includes an upper connection plate 31 fixedly connected to the lower surface of the welding power supply main body 2, a lower connection plate 32 fixedly connected to the upper end of the internal thread cylinder 5, and a spring 34 connected between the upper connection plate 31 and the lower connection plate 32, that is, when the device moves along with the walking wheel 11, the spring 34 can absorb the shock generated during the movement, so as to ensure the stable operation of the device;

as shown in fig. 2, in order to ensure that the spring 34 can stably absorb shock without bending and ensure the performance of the spring 34, a guide rod 33 is sleeved inside the spring 34, the upper end of the guide rod 33 is fixedly connected with the upper connecting plate 31, and the lower end of the guide rod 33 passes through the lower surface of the lower connecting plate 32 and is fixedly connected with a limiting plate.

The working principle and the using process of the utility model are as follows: when the device is used, the height of the handle 1 is adjusted through the height of an individual, and the height is specifically adjusted as follows: motor 12 drives the main shaft 10 rotatory, main shaft 10 is rotatory can drive his drive bevel gear 9 rotatory, drive bevel gear 9 is rotatory can drive his driven bevel gear 8 rotatory, driven bevel gear 8 is rotatory can drive lead screw 4 rotatory, lead screw 4 is rotatory can drive internal thread section of thick bamboo 5 and risees, can drive welding power supply main part 2 when it risees, and then handle 1 risees, with the required height of reacing, then can make walking wheel 11 rotatory through promoting handle 1, and then drive this device and remove, thereby convenient carrying, in-process walking, because the road surface is uneven, can make this device produce vibrations, this vibrations can be absorbed by spring 34, damage in order to avoid welding power supply main part 2's vibrations.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a portable welding power supply, includes welding power supply main part (2) and is located handle (1) of welding power supply main part (2) top which characterized in that: the welding power supply comprises a welding power supply main body (2), a base (6) is arranged below the welding power supply main body (2), walking wheels (11) are installed at four corners of the lower surface of the base (6), a screw rod (4) capable of rotating is arranged on two sides of the inside of the base (6), an internal thread cylinder (5) is connected to the outside of the circumference of the screw rod (4) in a threaded mode, the upper surface of the base (6) is passed through the upper end of the internal thread cylinder (5), a damping assembly (3) is installed at the upper end of the internal thread cylinder (5), and the damping assembly (3) is connected with the welding power supply main body (2).

2. The portable welding power supply of claim 1, wherein: the lower extreme rigid coupling of lead screw (4) has driven bevel gear (8), and the below meshing of driven bevel gear (8) has drive bevel gear (9), the internally mounted of base (6) has can drive two drive bevel gear (9) pivoted main shafts (10).

3. The portable welding power supply of claim 2, wherein: and a motor (12) is arranged on one side of the outer part of the base (6), and the power output end of the motor (12) is fixedly connected with one end of the main shaft (10).

4. The portable welding power supply of claim 1, wherein: the outer surface cross-section of an internal thread section of thick bamboo (5) is the hexagon structure, spacing hole (7) have been seted up with the position that internal thread section of thick bamboo (5) corresponds to the upper surface of base (6), and spacing hole (7) are hexagonal hole.

5. The portable welding power supply of claim 1, wherein: and the damping component (3) comprises an upper connecting plate (31) fixedly connected to the lower surface of the welding power supply main body (2), a lower connecting plate (32) fixedly connected to the upper end of the internal thread cylinder (5), and a spring (34) connected between the upper connecting plate (31) and the lower connecting plate (32).

6. The portable welding power supply of claim 5, wherein: the inside cover of spring (34) is equipped with guide bar (33), the upper end and upper junction plate (31) rigid coupling of guide bar (33), and the lower extreme of guide bar (33) passes the rigid coupling and has the limiting plate behind the lower surface of lower connecting plate (32).

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