CN217529685U

CN217529685U - Environment-friendly welding device for gas pipeline

Info

Publication number: CN217529685U
Application number: CN202220860881.4U
Authority: CN
Inventors: 赵磊; 王娜; 李晶; 程富强; 魏岗耀; 王开闯
Original assignee: Shaanxi Gas Group Traffic Energy Development Co ltd
Current assignee: Shaanxi Gas Group Traffic Energy Development Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-10-04
Anticipated expiration: 2032-04-14

Abstract

The utility model relates to an environmental protection welding set for gas pipeline, be two semicircle ring pipe including quantity, the bar hole has been seted up to semicircle ring outside of tubes wall, semicircle ring inside of tubes wall fixedly connected with quantity is two gasbag, semicircle ring outside of tubes wall is equipped with takes out the gassing subassembly, take out the gassing subassembly including fixed mounting in semicircle ring outside of tubes wall and with the first trachea of adjacent gasbag intercommunication and fixed mounting in semicircle ring outside of tubes wall and the second trachea that runs through semicircle ring, the one end threaded connection that semicircle ring was kept away from to first trachea has sealed lid. This environmental protection welding set for gas pipeline surrounds needs welded gas pipeline through semicircle ring pipe and gasbag, and the circulation region of restriction welding flue gas to utilize and take out the gassing subassembly and drive inside air and flow, make the welding flue gas discharge behind the filter of flowing through, make the harmful substance in the welding flue gas adsorbed, and then reduce the pollution to the surrounding environment, reach environmental protection welded purpose.

Description

Environment-friendly welding device for gas pipeline

Technical Field

The utility model relates to a pipeline welding technology field specifically is an environmental protection welding set for gas pipeline.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials by heating, high temperature, or high pressure.

At present, two processed gas pipelines are generally required to be welded together in the installation process of the gas pipelines, but the existing welding device still has certain defects, gas harmful to the surrounding environment is easily generated in the use process, the components of toxic and harmful gas in welding smoke are mainly CO, CO2, O3, NOX, CH4 and the like, wherein the proportion of the toxic and harmful gas is the largest, and the environmental protection property is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a gas is environmental protection welding set for pipeline possesses the environmental protection, and advantages such as convenient to use have solved and have produced the gas harmful to the surrounding environment in the current welding set use easily, the relatively poor problem of feature of environmental protection.

In order to achieve the above object, the utility model provides a following technical scheme: an environment-friendly welding device for a gas pipeline comprises two semicircular pipes, wherein the peripheral walls of the semicircular pipes are provided with strip-shaped holes, the peripheral walls of the semicircular pipes are fixedly connected with two air bags, and the peripheral walls of the semicircular pipes are provided with air pumping and discharging assemblies;

the air pumping and releasing assembly comprises a first air pipe fixedly arranged on the outer peripheral wall of the semicircular ring pipe and communicated with the adjacent air bags and a second air pipe fixedly arranged on the outer peripheral wall of the semicircular ring pipe and penetrating through the semicircular ring pipe, one end, far away from the semicircular ring pipe, of the first air pipe is in threaded connection with a sealing cover, a rubber pad is fixedly connected into the first air pipe, one end, far away from the semicircular ring pipe, of the second air pipe is in threaded connection with a filter, and one end, far away from the second air pipe, of the filter is in threaded connection with a suction fan.

Furthermore, the outer peripheral wall of the semicircular tube is provided with a splicing assembly, the splicing assembly comprises four mounting seats fixedly mounted on the outer peripheral wall of the semicircular tube, a screw rod penetrating through the mounting seats is movably connected between the upper mounting seat and the lower mounting seat, and the upper end and the lower end of the screw rod are in threaded connection with positioning nuts.

Furthermore, the outer peripheral wall of the semicircular tube is fixedly connected with an arc-shaped grab handle, and the strip-shaped hole is positioned between the two air bags.

Further, the number of the first air pipes is equal to the number of the air bags, and the second air pipes are located between two adjacent air bags.

Further, the shoulder hole has been seted up in the first trachea, the one end radius that semicircular tube was kept away from to the shoulder hole is less than the one end radius that semicircular tube is close to the shoulder hole, the radius of rubber pad is greater than the one end radius that semicircular tube was kept away from to the shoulder hole.

Further, fixed mounting has the active carbon adsorption piece in the filter, the suction fan includes the fan main part, the equal fixedly connected with air guide fill in both ends about the fan main part.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this environmental protection welding set for gas pipeline surrounds needs welded gas pipeline through semicircle ring pipe and gasbag, and the circulation region of restriction welding flue gas to utilize and take out gassing subassembly and drive inside air and flow, make the welding flue gas discharge behind the filter of flowing through, make the harmful substance in the welding flue gas adsorbed, and then reduce the pollution to the surrounding environment, reach environmental protection welded purpose.

Drawings

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

FIG. 2 is a schematic view of the position of the air bag according to the present invention;

fig. 3 is a schematic view of the internal structure of the first air tube of the present invention.

In the figure: 1 semi-circular ring pipe, 2 bar holes, 3 gasbags, 4 first trachea, 5 second trachea, 6 sealed lids, 7 rubber pads, 8 filters, 9 suction fan, 10 mount pads, 11 screws, 12 set nuts.

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.

Please refer to fig. 1-3, an environmental protection welding device for gas pipeline in this embodiment includes two semicircular pipes 1, two semicircular pipes 1 are mirror-symmetrical about the contact surface of two semicircular pipes 1, the peripheral wall of semicircular pipe 1 is provided with a splicing assembly, the splicing assembly includes a mounting seat 10 fixedly mounted on the peripheral wall of semicircular pipe 1 and having four numbers, a screw 11 penetrating through mounting seat 10 is movably connected between upper and lower two adjacent mounting seats 10, the upper and lower ends of screw 11 are both in threaded connection with a positioning nut 12, two semicircular pipes 1 can be spliced into a whole circular ring by using the splicing assembly, and the separation phenomenon can be avoided in the using process.

It should be noted that, in order to facilitate the operator to rotate the semi-circular ring pipe 1, the outer peripheral wall of the semi-circular ring pipe 1 is fixedly connected with an arc-shaped grab handle.

Strip hole 2 has been seted up to 1 periphery wall of semi-circular ring pipe, it is rotatory to drive 1 semi-circular ring pipe through pulling arc grab handle, and then change the relative position in strip hole 2, and operating personnel inserts strip hole 2 through the work end with welder, weld two gas pipeline that need the concatenation, 1 internal perisporium fixedly connected with quantity of semi-circular ring pipe is gasbag 3 two, strip hole 2 is located between two gasbags 3, make the splash that the welding produced can be intercepted by gasbag 3, and in order to avoid gasbag 3 damaged because of the high temperature of splash, 3 periphery wall fixedly connected with natural leather of gasbag.

The periphery wall of the semi-circular ring pipe 1 is provided with a gas pumping and releasing assembly, the gas pumping and releasing assembly comprises a first gas pipe 4 fixedly installed on the periphery wall of the semi-circular ring pipe 1 and communicated with an adjacent gas bag 3 and a second gas pipe 5 fixedly installed on the periphery wall of the semi-circular ring pipe 1 and penetrating through the semi-circular ring pipe 1, one end of the first gas pipe 4 far away from the semi-circular ring pipe 1 is in threaded connection with a sealing cover 6, a stepped hole is formed in the first gas pipe 4, one end of the stepped hole far away from the semi-circular ring pipe 1 is smaller than one end of the stepped hole close to the semi-circular ring pipe 1, a rubber pad 7 is fixedly connected in the first gas pipe 4, the radius of the rubber pad 7 is larger than one end of the stepped hole far away from the semi-circular ring pipe 1, the rubber pad 7 is fixed with the first gas pipe 4 through screws, the rubber pad 7 can be pushed by external gas and objects to be folded, the connectivity of the stepped hole can also be blocked when thrust is not received, one end of the second gas pipe 5 far away from the semi-circular ring pipe 1 is in threaded connection with a filter 8, an active carbon adsorption block is fixedly installed in the filter 8, so that the filter 8 can flow through harmful substances in the filter 8 and can flow through the filter 9.

The number of first air tubes 4 in this embodiment is equal to the number of air cells 3, and the second air tube 5 is located between two adjacent air cells 3.

It should be noted that the suction fan 9 includes a fan main body, the upper and lower ends of the fan main body are both fixedly connected with air guide hoppers, one of the air guide hoppers is in threaded connection with the filter 8, and the other air guide hopper can be in threaded connection with the first air pipe 4, so that the fan main body can complete the inflation work of the airbag 3 and can also be used as a power source for driving welding to generate gas.

The working principle of the above embodiment is as follows:

through cup jointing two semi-circular ring pipes 1 to the gas pipeline outside that needs the welded, after aligning two semi-circular ring pipes 1 both ends, through inserting screw rod 11 into mount pad 10, rotatory set nut 12 to screw rod 11 both ends again, accomplish the equipment to two semi-circular ring pipes 1, then alright with can remove the well assembled semi-circular ring pipe 1 to the point location that needs the welded, and make the welded point location be located under bar hole 2, then alright be connected suction fan 9 one end and first trachea 4, start suction fan 9, make it aerify to gasbag 3 in, make gasbag 3 expand, fill the clearance between semi-circular ring pipe 1 and the gas pipeline, can take off suction fan 9 after the completion of aerifing, rethread sealing lid 6 is sealed first trachea 4, after the preparation work is all accomplished, alright begin to weld, and be connected suction fan 9 and filter 8 during the welding, and start suction fan 9, make the inside production of semi-circular ring pipe 1, and then make the welding flue gas filter through negative pressure 8 filtration, thereby reduce the pollution to the surrounding environment.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas is environmental protection welding set for pipeline, is semicircle ring pipe (1) of two including quantity, its characterized in that: the outer peripheral wall of the semi-circular pipe (1) is provided with a strip-shaped hole (2), the inner peripheral wall of the semi-circular pipe (1) is fixedly connected with two air bags (3), and the outer peripheral wall of the semi-circular pipe (1) is provided with an air pumping and releasing assembly;

the air pumping and releasing assembly comprises a first air pipe (4) fixedly installed on the peripheral wall of a semi-circular ring pipe (1) and communicated with an adjacent air bag (3) and a second air pipe (5) fixedly installed on the peripheral wall of the semi-circular ring pipe (1) and penetrating through the semi-circular ring pipe (1), one end of the first air pipe (4) far away from the semi-circular ring pipe (1) is connected with a sealing cover (6) in a threaded mode, the first air pipe (4) is fixedly connected with a rubber pad (7), one end of the second air pipe (5) far away from the semi-circular ring pipe (1) is connected with a filter (8) in a threaded mode, and one end of the filter (8) far away from the second air pipe (5) is connected with a suction fan (9) in a threaded mode.

2. The environment-friendly welding device for the gas pipeline as recited in claim 1, wherein: semi-circular ring pipe (1) periphery wall is equipped with the concatenation subassembly, the concatenation subassembly includes that fixed mounting is in semi-circular ring pipe (1) periphery wall and quantity be mount pad (10) of four, and two are adjacent from top to bottom swing joint has screw rod (11) that runs through mount pad (10) between mount pad (10), the equal threaded connection in both ends has set nut (12) about screw rod (11).

3. The environment-friendly welding device for the gas pipeline as recited in claim 1, wherein: semi-circular ring pipe (1) periphery wall fixedly connected with arc grab handle, bar hole (2) are located between two gasbag (3).

4. The environment-friendly welding device for the gas pipeline as recited in claim 1, wherein: the number of the first air pipes (4) is equal to that of the air bags (3), and the second air pipes (5) are positioned between two adjacent air bags (3).

5. The environment-friendly welding device for the gas pipeline as recited in claim 1, wherein: the novel air pipe is characterized in that a stepped hole is formed in the first air pipe (4), the radius of one end, far away from the semicircular pipe (1), of the stepped hole is smaller than the radius of one end, close to the semicircular pipe (1), of the stepped hole, and the radius of the rubber pad (7) is larger than the radius of one end, far away from the semicircular pipe (1), of the stepped hole.

6. The environment-friendly welding device for the gas pipeline as recited in claim 1, wherein: the filter (8) is internally and fixedly provided with an activated carbon adsorption block, the suction fan (9) comprises a fan main body, and air guide buckets are fixedly connected to the upper end and the lower end of the fan main body respectively.