CN210703240U

CN210703240U - Gas protection device for welding seam of special metal material

Info

Publication number: CN210703240U
Application number: CN201921511593.2U
Authority: CN
Inventors: 徐宁海; 袁志荣
Original assignee: Wuxi Nganyin Chemical Equipment & Technology Co ltd
Current assignee: Wuxi Nganyin Chemical Equipment & Technology Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-06-09
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses a be used for special material welding seam welding gas protection device of metal, including base, crank, handle, air pump, bearing, hydraulic stem and bonding tool, the top of base is provided with the pillar, and the inside of pillar is provided with the intake pipe to the top on intake pipe right side is provided with the crank, the handle is installed to articulate end, the air pump is installed on the right side of intake pipe, be connected with the bearing between pillar and the intake pipe, and the below of intake pipe is connected with the connecting pipe to the below of connecting pipe is connected with the outlet duct, the cavity has all been seted up to the top of outlet duct and the below of intake pipe, and the right side of outlet duct and intake pipe is connected with the hydraulic stem to the outside of outlet duct and cavity is connected. This be used for special material welding seam welding gas protection device of metal can adjust the height of place ahead bonding tool, and then carries out the welding seam welding to the mouth of pipe of different external diameters, can also prevent simultaneously that inside gas from leaking, has promoted the result of use of device.

Description

Gas protection device for welding seam of special metal material

Technical Field

The utility model relates to a special material welding seam welding technical field of metal specifically is a be used for special material welding seam welding gas protection device of metal.

Background

The metal special material is a metal special material, generally comprises an alloy material, a metal composite material and the like, generally needs to be welded by using a welding tool, needs to continuously provide inert gas during welding to ensure the welding stability, needs to use a gas protection device to improve the welding quality of the welding seam, and is particularly used in some devices for producing fluorine-containing high-end fine chemical raw materials.

Some welding gas protection devices currently on the market:

(1) usually, the welding tool is fixed at the front end of the welding tool, only some straight seams can be welded, and the welding tool is large in size, inconvenient to move and operate and inconvenient to weld;

(2) when a round tubular object is welded, manual rotation is usually needed, which is troublesome, and the distance between the welding tool and a welding seam is changed all the time when the welding tool and the welding gas protection device are manually rotated, so that the welding quality cannot be ensured.

We have therefore proposed a gas shield for welding of metal material welds in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for special material welding seam welding gas protection device of metal to solve the great inconvenient rotation along with the soldering set of some welding gas protection device volumes on the existing market that above-mentioned background art provided, the problem of the operation of not being convenient for moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for special material welding seam welding gas protection device of metal, includes base, crank, handle, air pump, bearing, hydraulic stem and bonding tool, the top of base is provided with the pillar, and the inside of pillar is provided with the intake pipe to the top on intake pipe right side is provided with the crank, the handle is installed to articulate end, the air pump is installed on the right side of intake pipe, be connected with the bearing between pillar and the intake pipe, and the below of intake pipe is connected with the connecting pipe to the below of connecting pipe is connected with the outlet duct, the cavity has all been seted up to the top of outlet duct and the below of intake pipe, and the right side of outlet duct and intake pipe is connected with the hydraulic stem, and the outside of outlet duct and cavity is connected with the sealed tube, the left side of outlet duct is connected with solid fixed ring, The inside of connecting pipe and the inside of outlet duct all seted up the intercommunication groove, the bonding tool is installed on the top of drum.

Preferably, the axis of base and the axis parallel and level of pillar, the intake pipe runs through in the inside of pillar, and the intake pipe passes through and constitutes revolution mechanic between bearing and the pillar.

Preferably, the crank is fixedly connected with the air inlet pipe, and the crank is connected with the handle in a clamping manner.

Preferably, the outer walls of the front end and the rear end of the connecting pipe are matched with the inner wall of the cavity, and the connecting pipe passes through the cavity to form a sliding structure with the air inlet pipe and the air outlet pipe.

Preferably, the communicating groove at the front end of the cylinder is inclined on the cylinder, the cylinder is communicated with the air inlet pipe, the connecting pipe and the air outlet pipe through the communicating groove, and the cylinder is fixedly connected with the fixing ring.

Compared with the prior art, the beneficial effects of the utility model are that: this be used for metal special material welding seam welding gas protection device:

(1) the device is provided with the connecting pipe which is mutually clamped with the air inlet pipe and the air outlet pipe, and the inner wall and the outer wall are mutually attached, so that the distance between the air inlet pipe and the air outlet pipe can be adjusted, the height can be adjusted, the telescopic sealing pipe outside the device further improves the sealing property, prevents the internal gas from leaking, and improves the practicability of the device;

(2) the device can rotate through grabbing handle rotary crank, can adjust the height of the place ahead bonding tool moreover, and then welds the mouth of pipe of different external diameters, and convenient operation uses more conveniently moreover, and the soldering set can promote welding quality with the weldment distance always, has promoted the result of use of device.

Drawings

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

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1. a base; 2. a pillar; 3. an air inlet pipe; 4. a crank; 5. a grip; 6. an air pump; 7. a bearing; 8. a connecting pipe; 9. an air outlet pipe; 10. a cavity; 11. a hydraulic lever; 12. a sealing tube; 13. a fixing ring; 14. a cylinder; 15. a communicating groove; 16. a horn.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a gas protection device for welding a metal special material weld joint comprises a base 1, a support column 2, an air inlet pipe 3, a crank 4, a handle 5, an air pump 6, a bearing 7, a connecting pipe 8, an air outlet pipe 9, a cavity 10, a hydraulic rod 11, a sealing pipe 12, a fixing ring 13, a cylinder 14, a communicating groove 15 and a welding head 16, wherein the support column 2 is arranged above the base 1, the air inlet pipe 3 is arranged inside the support column 2, the crank 4 is arranged above the right side of the air inlet pipe 3, the handle 5 is arranged at the tail end of the crank 4, the air pump 6 is arranged on the right side of the air inlet pipe 3, the bearing 7 is connected between the support column 2 and the air inlet pipe 3, the connecting pipe 8 is connected below the air inlet pipe 3, the air outlet pipe 9 is connected below the connecting pipe 8, the cavity 10 is arranged above the air outlet pipe 9, and the outside of outlet duct 9 and cavity 10 is connected with sealed tube 12, and the left side of outlet duct 9 is connected with solid fixed ring 13, and the inside of solid fixed ring 13 is provided with drum 14 to intercommunication groove 15 has all been seted up to the inside of drum 14, the inside of intake pipe 3, the inside of connecting pipe 8 and the inside of outlet duct 9, and bonding tool 16 is installed on the top of drum 14.

The axis of base 1 and the axis parallel and level of pillar 2, intake pipe 3 runs through in the inside of pillar 2, and intake pipe 3 passes through bearing 7 and constitutes revolution mechanic between pillar 2, can rotate other subassemblies in intake pipe 3 and the place ahead through bearing 7, is convenient for carry out the welding seam welding to the tubulose.

The crank 4 is fixedly connected with the air inlet pipe 3, the crank 4 is connected with the handle 5 in a clamping manner, the whole device can be rotated by rotating the handle 5, and the using effect of the device is improved.

The outer walls of the front end and the rear end of the connecting pipe 8 are matched with the inner wall of the cavity 10, and the connecting pipe 8 forms a sliding structure with the air inlet pipe 3 and the air outlet pipe 9 through the cavity 10, so that air is prevented from leaking, and the sealing performance of the device is improved.

The communicating groove 15 of drum 14 front end is the slope form on drum 14, and drum 14 all communicates mutually through communicating groove 15 and intake pipe 3, between connecting pipe 8 and the outlet duct 9 to be fixed connection between drum 14 and the solid fixed ring 13, the communicating groove 15 of slope form makes gas fully react with the bonding tool 16 in the place ahead, has promoted welding effect, and the pipeline that communicates mutually simultaneously has also guaranteed gaseous normal transport.

The working principle is as follows: when the gas protection device for welding the metal special material weld joint is used, as shown in figures 1-4, the device is suitable for welding objects such as round pipes and the like, the device is firstly placed below the objects to be welded, the horizontal central line of a bearing 7 in a strut 2 is kept to be the same as the horizontal central line of the round pipe, then the round pipe is fixed, the distance between a welding head 16 at the front end of a cylinder 14 and the weld joint is adjusted according to the outer diameters of different round pipes, the distance between an air inlet pipe 3 and an air outlet pipe 9 is adjusted through a hydraulic rod 11, and a connecting pipe 8 moves in a cavity 10 in the air inlet pipe 3 and the air outlet pipe 9 while being adjusted, so that the sealing performance is;

as shown in fig. 1-3, when the distance between the air inlet tube 3 and the air outlet tube 9 changes, the sealing tube 12 is also extended or shortened, the sealing tube 12 further prevents the air from leaking, after the position of the welding head 16 is adjusted, the air is connected to the air pump 6, the air is delivered to the front of the air pump 6 through the air inlet tube 3, the connecting tube 8, the air outlet tube 9 and the communicating groove 15 in the cylinder 14 for the welding tool to work, the worker grasps the handle 5 to slowly rotate the crank 4 for welding, the handle 5 rotates on the crank 4, and the air inlet tube 3 rotates inside the pillar 2 through the bearing 7 (as shown in fig. 2), which is the working process of the whole device, and the content not described in detail in this specification belongs to the prior art known to those skilled in the art.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a be used for gaseous protection device of metal special material welding seam welding, includes base (1), crank (4), handle (5), air pump (6), bearing (7), hydraulic stem (11) and bonding tool (16), its characterized in that: the air pump is characterized in that a support column (2) is arranged above the base (1), an air inlet pipe (3) is arranged inside the support column (2), a crank (4) is arranged above the right side of the air inlet pipe (3), a handle (5) is installed at the tail end of the crank (4), an air pump (6) is installed on the right side of the air inlet pipe (3), a bearing (7) is connected between the support column (2) and the air inlet pipe (3), a connecting pipe (8) is connected below the air inlet pipe (3), an air outlet pipe (9) is connected below the connecting pipe (8), cavities (10) are formed above the air outlet pipe (9) and below the air inlet pipe (3), hydraulic rods (11) are connected on the right sides of the air outlet pipe (9) and the air inlet pipe (3), a sealing pipe (12) is connected on the outer sides of the air outlet pipe (9) and the cavities (10, and the inside of solid fixed ring (13) is provided with drum (14) to intercommunication groove (15) have all been seted up to the inside of drum (14), the inside of intake pipe (3), the inside of connecting pipe (8) and the inside of outlet duct (9), bonding tool (16) are installed on the top of drum (14).

2. The gas shield apparatus for metal special material weld joint welding according to claim 1, characterized in that: the axis of base (1) and the axis parallel and level of pillar (2), intake pipe (3) run through in the inside of pillar (2), and intake pipe (3) pass through and constitute revolution mechanic between bearing (7) and pillar (2).

3. The gas shield apparatus for metal special material weld joint welding according to claim 1, characterized in that: the crank (4) is fixedly connected with the air inlet pipe (3), and the crank (4) is connected with the handle (5) in a clamping manner.

4. The gas shield apparatus for metal special material weld joint welding according to claim 1, characterized in that: the outer walls of the front end and the rear end of the connecting pipe (8) are matched with the inner wall of the cavity (10), and the connecting pipe (8) forms a sliding structure with the air inlet pipe (3) and the air outlet pipe (9) through the cavity (10).

5. The gas shield apparatus for metal special material weld joint welding according to claim 1, characterized in that: the communicating groove (15) at the front end of the cylinder (14) is inclined on the cylinder (14), the cylinder (14) is communicated with the air inlet pipe (3), the connecting pipe (8) and the air outlet pipe (9) through the communicating groove (15), and the cylinder (14) is fixedly connected with the fixing ring (13).