CN211661371U

CN211661371U - Special welding set of pressure vessel

Info

Publication number: CN211661371U
Application number: CN201921908406.4U
Authority: CN
Inventors: 刘进厂; 孟雁
Original assignee: China Petroleum First Construction Corp
Current assignee: China Petroleum First Construction Corp
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-10-13
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a special welding set of pressure vessel, the on-line screen storage device comprises a base, two fixed plates of fixedly connected with on the base, two the common fixedly connected with locating plate in upper end of fixed plate, two be equipped with drive mechanism between the fixed plate, drive mechanism's lower extreme rotates and is connected with two centre gripping rollers, the lower extreme middle part fixedly connected with fixed block of locating plate, the bottom of fixed block is equipped with two electric telescopic handle, two the common fixedly connected with mounting panel of electric telescopic handle's output, the bottom fixedly connected with welder of mounting panel, be equipped with smoke abatement mechanism between the upper end of mounting panel and locating plate. The utility model discloses it is rational in infrastructure, not only can carry on spacingly to the both ends of welding, make it can not separate and the laminating degree is better, also can detach the smoke and dust that produces among the welding process, reduce the pollution of smoke and dust to the harm of staff's health and air.

Description

Special welding set of pressure vessel

Technical Field

The utility model relates to a pressure vessel welding technology field especially relates to a special welding set of pressure vessel.

Background

The prior art discloses the application numbers as follows: CN 201821156608.3's special welding set of pressure vessel, it includes frame and crossbeam, the below of frame is provided with the drive roller, the crossbeam is located the top of frame, the inboard of crossbeam is provided with the guide rail, and the inboard of guide rail is provided with removes the supporting shoe, the below of removing the supporting shoe is provided with electric telescopic handle, and electric telescopic handle's below is provided with the mounting bracket, the below of mounting bracket is provided with welder, and welder's side is provided with the squeeze roll to the top of squeeze roll is provided with pressure spring, a driving motor's side is provided with the reduction gear. The special welding device for the pressure container is provided with the squeeze rollers, the squeeze rollers are matched with the compression springs in the using process of the device, the container to be welded can be conveniently compressed and fixed, meanwhile, when the two squeeze rollers which are inclined relatively rotate, component force which is tightly attached to each other can be applied to two welding parts, and the parts can be conveniently attached and welded.

The defects of the patent are that two oppositely inclined squeeze rollers are arranged to apply component force which is tightly attached to two welding parts, so that the parts are convenient to attach and weld, and the attaching effect of the welding parts is poor, particularly during initial welding; secondly, the above patent does not have a smoke abatement device, can produce a large amount of metal oxide and other smoke and dust of material in the welded process, and long-term inhalation can arouse staff's pneumoconiosis, not only harms staff's health, causes the pollution to the atmosphere moreover, therefore we have designed a special welding set of pressure vessel and solved above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the special welding set of pressure vessel who proposes, it not only can carry on spacingly to the both ends of welding, makes it can not separate and the laminating degree is better, also can detach the smoke and dust that produces among the welding process, reduces the pollution of the harm of smoke and dust to staff's health and air.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a special welding set of pressure vessel, includes the base, two fixed plates of fixedly connected with on the base, two the common fixedly connected with locating plate in upper end of fixed plate, two be equipped with drive mechanism between the fixed plate, drive mechanism's lower extreme rotates and is connected with two centre gripping rollers, the lower extreme middle part fixedly connected with fixed block of locating plate, the bottom of fixed block is equipped with two electric telescopic handle, two the common fixedly connected with mounting panel of electric telescopic handle's output, the bottom fixedly connected with welder of mounting panel, be equipped with smoke abatement mechanism between the upper end of mounting panel and locating plate.

Preferably, drive mechanism is including fixing the servo motor on one of them fixed plate, servo motor's output runs through the fixed plate and rotates rather than being connected, the first screw rod of servo motor's output fixedly connected with, the other end fixedly connected with second screw rod of first screw rod, the other end of second screw rod rotates rather than the side of homonymy fixed plate and is connected, two fixedly connected with gag lever post between the fixed plate, sliding connection has two sliding blocks on the gag lever post, first screw rod runs through the sliding block of homonymy respectively with the second screw rod and rather than threaded connection, two the centre gripping roller rotates with the bottom of two sliding blocks respectively and is connected.

Preferably, the thread directions of the first screw and the second screw are opposite.

Preferably, the outer sides of the two clamping rollers are provided with rubber sleeves.

Preferably, the smoke removing mechanism comprises a negative pressure fan fixed on the mounting plate, a smoke suction pipe close to the welding gun is arranged at the air inlet end of the negative pressure fan, a delivery pipe is fixedly connected to the air exhaust end of the negative pressure fan, and a water tank communicated with the delivery pipe is fixedly connected to the upper end of the positioning plate.

Preferably, the bottom of the base is provided with anti-skid lines.

Compared with the prior art, the utility model, its beneficial effect does:

1. the utility model discloses, offset through the one end that two grip rollers and welding carried on the back mutually, when welding rotation so, two grip rollers also take place to rotate, can not exert an influence and can carry out stable spacing to the welding piece to the rotation of welding, can not take place the separation when making it rotate, make its laminating degree better.

2. The utility model discloses, through negative-pressure air fan and smoking pipe, can suck away the smoke and dust that produces during the welding and carry to the water tank through the conveyer pipe in, the smoke and dust lets in the aquatic, can handle the harmful particle in the smoke and dust, and the welding smoke and dust in the air is diffused during the welding that so significantly reduces realizes the protection to the staff health, has also reduced the pollution to the air.

To sum up, the utility model discloses rational in infrastructure, not only can carry on spacingly to the both ends of welding, make it can not separate and the laminating degree is better, also can detach the smoke and dust that produces among the welding process, reduce the pollution of smoke and dust to the harm of staff's health and air.

Drawings

Fig. 1 is a schematic structural view of a welding device specially used for a pressure vessel according to the present invention;

fig. 2 is a perspective view of a clamping roller in the welding device for pressure vessels according to the present invention.

In the figure: the welding device comprises a base 1, a fixing plate 2, a positioning plate 3, a clamping roller 4, a fixing block 5, an electric telescopic rod 6, a mounting plate 7, a welding gun 8, a servo motor 9, a first screw rod 10, a second screw rod 11, a limiting rod 12, a sliding block 13, a rubber sleeve 14, a negative pressure fan 15, a smoking pipe 16, a delivery pipe 17 and a water tank 18.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-2, a special welding device for a pressure vessel comprises a base 1, wherein the bottom of the base 1 is provided with anti-slip lines, so that the friction force between the base 1 and a contact surface is increased, and the base 1 is more stable when placed; two fixed plates 2 of fixedly connected with on the base 1, the common fixedly connected with locating plate 3 in upper end of two fixed plates 2 all is connected through the welding between fixed plate 2 and locating plate 3 and the base 1, so can increase the steadiness of connecting between the adjacent two.

A transmission mechanism is arranged between the two fixed plates 2, the transmission mechanism comprises a servo motor 9 fixed on one of the fixed plates 2, the model of the servo motor 9 is MSME152G1, which is the prior art and is not described herein; the output end of the servo motor 9 penetrates through the fixed plate 2 and is rotatably connected with the fixed plate, and a bearing matched with the output end of the servo motor 9 is installed on the fixed plate 2; the output end of the servo motor 9 is fixedly connected with a first screw rod 10, the other end of the first screw rod 10 is fixedly connected with a second screw rod 11, the other end of the second screw rod 11 is rotatably connected with the side surface of the fixing plate 2 on the same side, a limiting rod 12 is fixedly connected between the two fixing plates 2, two sliding blocks 13 are slidably connected on the limiting rod 12, and through holes for mounting the limiting rod 12 are arranged on the sliding blocks 13 in a penetrating manner; the first screw 10 and the second screw 11 respectively penetrate through the sliding blocks 13 on the same side and are in threaded connection with the sliding blocks, thread grooves for mounting the first screw 10 and the second screw 11 are respectively arranged on the two sliding blocks 13 in a penetrating manner, and the thread directions of the first screw 10 and the second screw 11 are opposite; the two clamping rollers 4 are respectively and rotatably connected with the bottoms of the two sliding blocks 13, and the clamping rollers 4 are rotatably connected with the bottoms of the sliding blocks 13 through bearings.

The lower end of the transmission mechanism is rotatably connected with two clamping rollers 4, the outer sides of the two clamping rollers 4 are respectively provided with a rubber sleeve 14, and a welding part can be protected by the rubber sleeves 14; according to the CN201821156608.3 patent, when the welding part rotates, the two clamping rollers 4 still abut against the welding part, and the two clamping rollers 4 also rotate, so that the rotation of the welding part is not influenced.

Lower extreme middle part fixedly connected with fixed block 5 of locating plate 3, the bottom of fixed block 5 is equipped with two electric telescopic handle 6, the common fixedly connected with mounting panel 7 of output of two electric telescopic handle 6, and the bottom fixedly connected with welder 8 of mounting panel 7 can realize reciprocating of welder 8 through electric telescopic handle 6.

Be equipped with smoke abatement mechanism between the upper end of mounting panel 7 and locating plate 3, smoke abatement mechanism is including fixing the negative-pressure air fan 15 on mounting panel 7, negative-pressure air fan 15's air inlet end is equipped with the smoking pipe 16 that is close to welder 8, negative-pressure air fan 15's the fixedly connected with conveyer pipe 17 of airing exhaust, the upper end fixedly connected with of locating plate 3 and the mutual water tank 18 that communicates of conveyer pipe 17, through negative-pressure air fan 15, can pass through smoking pipe 16 with the smoke and dust that produces during the welding, negative-pressure air fan 15 and conveyer pipe 17 carry to the water tank 18 in, so can carry the smoke and dust to aquatic and handle it.

The utility model discloses in, when welding the welding piece needs to be welded, place the welding piece between two grip rollers, then start servo motor 9, servo motor 9's rotation drives the rotation of first screw rod 10 and second screw rod 11, because two sliding blocks 13 can't rotate under the spacing of gag lever post 12 and the screw thread opposite direction of first screw rod 10 and second screw rod 11, consequently, when first screw rod 10 and second screw rod 11 rotate, can realize sliding block 13 relative movement, two sliding block 13 relative movement drive two grip rollers 4 relative movement and with a welding counterbalance, when welding rotates, two grip rollers 4 still counterbalance with a welding, two grip rollers 4 also take place to rotate, so can not cause the influence to the rotation of a welding.

Then start electric telescopic handle 6 and make mounting panel 7 move down until welder 8 can weld the welding piece, then start negative pressure air fan 15 and welder 8, can weld the welding piece through welder 8 (this is prior art), through negative pressure air fan 15 and smoking pipe 16, can suck away the smoke and dust that produces during the welding and carry to the water tank 18 through conveyer pipe 17 in, the smoke and dust lets in the aquatic, can handle harmful particle in the smoke and dust, so the welding smoke and dust of diffusion in the air during the welding that significantly reduces, realize the protection to staff's health, the pollution to the air has also been reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a special welding set of pressure vessel, includes base (1), its characterized in that, two fixed plate (2) of fixedly connected with on base (1), two the common fixedly connected with locating plate (3) in upper end of fixed plate (2), two be equipped with drive mechanism between fixed plate (2), drive mechanism's lower extreme rotates and is connected with two grip roller (4), the lower extreme middle part fixedly connected with fixed block (5) of locating plate (3), the bottom of fixed block (5) is equipped with two electric telescopic handle (6), two the common fixedly connected with mounting panel (7) of output of electric telescopic handle (6), the bottom fixedly connected with welder (8) of mounting panel (7), be equipped with smoke abatement mechanism between the upper end of mounting panel (7) and locating plate (3).

2. The special welding device for pressure vessels according to claim 1, wherein the transmission mechanism comprises a servo motor (9) fixed on one of the fixing plates (2), the output end of the servo motor (9) penetrates through the fixing plates (2) and is rotationally connected with the fixing plates, the output end of the servo motor (9) is fixedly connected with a first screw (10), the other end of the first screw (10) is fixedly connected with a second screw (11), the other end of the second screw (11) is rotationally connected with the side surface of the fixing plate (2) on the same side, a limiting rod (12) is fixedly connected between the two fixing plates (2), two sliding blocks (13) are slidably connected on the limiting rod (12), the first screw (10) and the second screw (11) respectively penetrate through the sliding blocks (13) on the same side and are in threaded connection with the sliding blocks (13) on the same side, and the two clamping rollers (4) are respectively and rotatably connected with the bottoms of the two sliding blocks (13).

3. Welding device, in particular for pressure vessels, according to claim 2, characterized in that the first screw (10) and the second screw (11) have opposite threading directions.

4. Welding device special for pressure vessels according to claim 1, characterized in that the outside of both clamping rollers (4) is provided with a rubber sleeve (14).

5. The special welding device for the pressure vessels according to claim 1, wherein the smoke removing mechanism comprises a negative pressure fan (15) fixed on the mounting plate (7), a smoke suction pipe (16) close to the welding gun (8) is arranged at an air inlet end of the negative pressure fan (15), a delivery pipe (17) is fixedly connected to an air outlet end of the negative pressure fan (15), and a water tank (18) communicated with the delivery pipe (17) is fixedly connected to an upper end of the positioning plate (3).

6. The special welding device for the pressure vessels according to the claim 1 is characterized in that the bottom of the base (1) is provided with anti-skid lines.