CN213163934U

CN213163934U - Positioning and clamping mechanism for welding of heating and ventilation pipeline

Info

Publication number: CN213163934U
Application number: CN202020709862.2U
Authority: CN
Inventors: 李晓刚
Original assignee: Kunshan Jieruier Ultrasonic Electronics Co ltd
Current assignee: Kunshan Jieruier Ultrasonic Electronics Co ltd
Priority date: 2020-05-03
Filing date: 2020-05-03
Publication date: 2021-05-11
Anticipated expiration: 2030-05-03

Abstract

The utility model relates to a warm logical pipeline welding technical field especially relates to a warm logical pipeline welding is with location fixture, comprising a base plate, the rectangular channel has been seted up to the inside of bottom plate, the inside of rectangular channel is equipped with two-way lead screw, other fixedly connected with pivot, two are equallyd divide at the both ends of two-way lead screw other fixedly connected with carousel is equallyd divide to pivot looks one end, the outer wall symmetry screw thread of two-way lead screw has cup jointed the swivel nut, two other fixedly connected with spliced pole, two are equallyd divide to the upper surface of swivel nut other fixedly connected with movable plate is equallyd divide on the top of spliced pole, the inside symmetry swing joint of movable plate has the arc, two other fixedly connected with flange is equall. The utility model relates to a simply, convenient operation can use to the warm logical pipeline of different length, has improved its practicality to still difficult warm logical pipeline that makes takes place to rotate when the welded, guarantees welded quality.

Description

Positioning and clamping mechanism for welding of heating and ventilation pipeline

Technical Field

The utility model relates to a warm logical pipeline welding technical field especially relates to a warm logical pipeline welding is with location fixture.

Background

The thickness and specification of the heating and ventilation pipeline are variable according to requirements, both ends of the air pipe are always externally connected with accessories in connection, under general conditions, both ends of the heating and ventilation pipeline are not provided with grooves and are provided with sealing rings, the application range of the heating and ventilation pipeline is very wide, and a purification system is provided with a return air pipe, a central air-conditioning ventilation pipe, an industrial air supply and exhaust ventilation pipe, an environmental protection system air suction and exhaust pipe, a mining gas drainage pipe, a mining rubberized cloth air duct and the like.

The existing heating and ventilation pipeline welding needs to use a positioning and clamping mechanism, however, the used positioning and clamping mechanism has the defects that the heating and ventilation pipeline welding cannot clamp heating and ventilation pipelines with different lengths, and the heating and ventilation pipeline welding is easy to rotate in the positioning and clamping mechanism, and the positioning and clamping mechanism is not fastened enough to clamp the heating and ventilation pipeline.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a positioning and clamping mechanism for welding a heating and ventilation pipeline.

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

a positioning and clamping mechanism for welding a heating and ventilation pipeline comprises a bottom plate, wherein a rectangular groove is formed in the bottom plate, a bidirectional lead screw is arranged in the rectangular groove, two ends of the bidirectional lead screw are respectively and fixedly connected with rotating shafts, two opposite ends of the rotating shafts are respectively and fixedly connected with turntables, the outer wall symmetrical threads of the bidirectional lead screw are sleeved with turnbuckles, the upper surfaces of the two turnbuckles are respectively and fixedly connected with connecting columns, the top ends of the connecting columns are respectively and fixedly connected with a movable plate, the inner part of the movable plate is symmetrically and movably connected with arc-shaped plates, the upper surfaces of the two arc-shaped plates are respectively and fixedly connected with convex plates, the inner parts of the two convex plates are respectively provided with the same fixed bolt, one outer wall opposite to the two arc-shaped plates is respectively and fixedly connected with a mounting plate, and one outer wall opposite to the two mounting plates, two the one end that the loop bar is relative is equallyd divide and do not is equipped with the supporting leg, two the outer wall of one side that the supporting leg is relative is equallyd divide and is do not rotated and be connected with the rubber wheel, the inside of supporting leg is seted up flutedly, the internal surface fixed connection of top of recess has the spring, the bottom fixedly connected with fixed plate of spring.

Preferably, the turntable is located outside the bottom plate, the rotating shaft is rotatably connected with the bottom plate, and a rotating handle is fixedly connected to the outer wall of one side of the turntable, which is far away from the bottom plate.

Preferably, the moving plate is located on the upper surface of the bottom plate, and the moving plate is connected with the bottom plate in a sliding mode.

Preferably, the upper surface of the bottom plate is provided with a through groove, and the through groove is connected with the connecting column in a sliding manner.

Preferably, the fixing plate is located inside the groove, the fixing plate is connected with the groove in a sliding mode, and the fixing plate is fixedly connected with the loop bar.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, a rotating handle drives a rotating disc to rotate, the rotating disc drives a rotating shaft to rotate, the rotating shaft drives a bidirectional screw rod to rotate in a rectangular groove, the bidirectional screw rod drives two screw sleeves to move relatively, the two screw sleeves drive two connecting columns to move, the two connecting columns drive two movable plates to move, the two movable plates respectively drive two arc-shaped plates to move, and the two arc-shaped plates are close to each other, so that heating and ventilation pipelines with different lengths can be clamped; then the fixing bolts in the two convex plates are disassembled, the heating and ventilation pipeline is arranged in the two arc-shaped plates, and then the fixing bolts are arranged in the two convex plates, so that the heating and ventilation pipeline is not easy to rotate under the extrusion of the four rubber wheels, the heating and ventilation pipeline is fixed more tightly due to the fact that the springs in the grooves can provide reaction force for the supporting legs, and the heating and ventilation pipeline cannot be damaged by the rubber wheels; the utility model relates to a simply, convenient operation can use to the warm logical pipeline of different length, has improved its practicality to still difficult warm logical pipeline that makes takes place to rotate when the welded, has guaranteed the welded quality.

Drawings

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

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic structural view between the support leg and the loop bar of the present invention;

fig. 4 is a top view of the present invention.

In the figure: 1. a base plate; 2. a rectangular groove; 3. a bidirectional screw rod; 4. a rotating shaft; 5. a turntable; 6. a threaded sleeve; 7. connecting columns; 8. moving the plate; 9. an arc-shaped plate; 10. a convex plate; 11. a fixing bolt; 12. mounting a plate; 13. a loop bar; 14. supporting legs; 15. a rubber wheel; 16. a groove; 17. a spring; 18. a fixing plate; 19. a through groove.

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.

Referring to fig. 1-4, a positioning and clamping mechanism for welding a heating and ventilation pipeline comprises a bottom plate 1, a rectangular groove 2 is arranged in the bottom plate 1, a bidirectional screw rod 3 is arranged in the rectangular groove 2, two ends of the bidirectional screw rod 3 are respectively and fixedly connected with a rotating shaft 4, one opposite ends of the two rotating shafts 4 are respectively and fixedly connected with a rotating disc 5, screw sleeves 6 are symmetrically and threadedly sleeved on the outer wall of the bidirectional screw rod 3, connecting columns 7 are respectively and fixedly connected with the upper surfaces of the two screw sleeves 6, movable plates 8 are respectively and fixedly connected with the top ends of the two connecting columns 7, arc plates 9 are symmetrically and movably connected in the movable plates 8, convex plates 10 are respectively and fixedly connected on the upper surfaces of the two arc plates 9, the same fixed bolt 11 is arranged in the two convex plates 10, a mounting plate 12 is respectively and fixedly connected on the outer wall of one opposite side of the two arc plates 9, sleeve rods 13 are respectively and, two opposite one ends of loop bar 13 are equallyd divide and are equipped with supporting leg 14 respectively, and two opposite one side outer walls of supporting leg 14 are equallyd divide and are do not rotated and be connected with rubber wheel 15, and supporting leg 14's inside is seted up flutedly 16, and the top internal surface fixed connection of recess 16 has spring 17, and spring 17's bottom fixed connection has fixed plate 18.

Wherein, carousel 5 is located the outside of bottom plate 1, rotates between pivot 4 and the bottom plate 1 to be connected, and carousel 5 keeps away from one side outer wall fixedly connected with of bottom plate 1 and changes the handle, and the convenience rotates the carousel, and the people of being convenient for use it.

The moving plate 8 is located on the upper surface of the bottom plate 1, and the moving plate 8 is connected with the bottom plate 1 in a sliding mode.

Wherein, the upper surface of bottom plate 1 has seted up logical groove 19, leads to sliding connection between groove 19 and the spliced pole 7, can play the effect of location to swivel nut 6, is difficult for making swivel nut 6 along with two-way lead screw 3 takes place to rotate.

Wherein, the fixed plate 18 is located inside the groove 16, the fixed plate 18 is connected with the groove 16 in a sliding manner, and the fixed plate 18 is connected with the loop bar 13 in a fixed manner.

The working principle is as follows: firstly, a rotating handle drives a rotating disc 5 to rotate, the rotating disc 5 drives a rotating shaft 4 to rotate, the rotating shaft 4 drives a bidirectional screw rod 3 to rotate in a rectangular groove 2, the bidirectional screw rod 3 drives two screw sleeves 6 to move relatively, the two screw sleeves 6 drive two connecting columns 7 to move, the two connecting columns 7 drive two movable plates 8 to move, the two movable plates 8 respectively drive two arc-shaped plates 9 to move, so that the two arc-shaped plates are close to each other, and heating and ventilation pipelines with different lengths can be clamped; then the fixing bolts 11 in the two convex plates 10 are disassembled, the heating and ventilation pipeline is arranged in the two arc-shaped plates 9, the fixing bolts 11 are arranged in the two convex plates 10, the heating and ventilation pipeline is not easy to rotate under the extrusion of the four rubber wheels 15, the heating and ventilation pipeline is fixed more tightly because the springs 17 in the grooves 16 can provide reaction force for the supporting legs 14, and the heating and ventilation pipeline is not damaged by the rubber wheels 15; the utility model relates to a simply, convenient operation can use to the warm logical pipeline of different length, has improved its practicality to still difficult warm logical pipeline that makes takes place to rotate when the welded, has guaranteed the welded quality.

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. A positioning and clamping mechanism for welding a heating and ventilation pipeline comprises a bottom plate (1) and is characterized in that, a rectangular groove (2) is arranged in the bottom plate (1), a bidirectional screw rod (3) is arranged in the rectangular groove (2), two ends of the bidirectional screw rod (3) are respectively and fixedly connected with a rotating shaft (4), one opposite ends of the two rotating shafts (4) are respectively and fixedly connected with a rotating disc (5), the outer wall of the bidirectional screw rod (3) is symmetrically and spirally sleeved with threaded sleeves (6), the upper surfaces of the two threaded sleeves (6) are respectively and fixedly connected with connecting columns (7), the top ends of the two connecting columns (7) are respectively and fixedly connected with movable plates (8), arc-shaped plates (9) are symmetrically and movably connected inside the moving plate (8), and the upper surfaces of the two arc-shaped plates (9) are respectively and fixedly connected with a convex plate (10);

two the inside of flange (10) all is equipped with same gim peg (11), two other fixedly connected with mounting panel (12), two are equallyd divide equally to one side outer wall that arc (9) is relative one side outer wall mounting panel (12) is equallyd divide do fixedly connected with loop bar (13), two the one end that loop bar (13) is relative is equallyd divide and do not is equipped with supporting leg (14), two one side outer wall that supporting leg (14) is relative is equallyd divide and does not rotate and be connected with rubber wheel (15), recess (16) are seted up to the inside of supporting leg (14), the top internal surface fixed connection of recess (16) has spring (17), the bottom fixedly connected with fixed plate (18) of spring (17).

2. The heating and ventilation pipeline welding positioning and clamping mechanism is characterized in that the rotary disc (5) is located outside the bottom plate (1), the rotary shaft (4) is rotatably connected with the bottom plate (1), and a rotary handle is fixedly connected to the outer wall of one side, away from the bottom plate (1), of the rotary disc (5).

3. The heating and ventilation pipeline welding positioning and clamping mechanism is characterized in that the moving plate (8) is located on the upper surface of the bottom plate (1), and the moving plate (8) is connected with the bottom plate (1) in a sliding mode.

4. The positioning and clamping mechanism for the welding of the heating and ventilation pipeline is characterized in that a through groove (19) is formed in the upper surface of the bottom plate (1), and the through groove (19) is in sliding connection with the connecting column (7).

5. The heating and ventilation pipeline welding positioning and clamping mechanism is characterized in that the fixing plate (18) is located inside the groove (16), the fixing plate (18) is in sliding connection with the groove (16), and the fixing plate (18) is fixedly connected with the loop bar (13).