CN209986395U

CN209986395U - Electric hot melting clamp for joint coating of prefabricated heat preservation pipe

Info

Publication number: CN209986395U
Application number: CN201920146096.0U
Authority: CN
Inventors: 邱华伟; 邱秀娟; 胡作会; 张鹏; 王树方
Original assignee: TANGSHAN XINGBANG PIPE CONSTRUCTION EQUIPMENT CO Ltd
Current assignee: TANGSHAN XINGBANG PIPE CONSTRUCTION EQUIPMENT CO Ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-01-24
Anticipated expiration: 2029-01-28

Abstract

An electric hot melting clamp for a prefabricated heat preservation pipe joint belongs to the technical field of electric hot melting process tools. The electric hot melt plug comprises a fixed arm and a movable arm, wherein the lower part of the fixed arm is provided with a left jaw, the lower part of the movable arm is correspondingly provided with a right jaw, the upper part of the fixed arm is fixedly connected with a beam, the upper part of the movable arm is fixedly connected with an operating handle, and the beam is rotatably connected with the operating handle through a hinge shaft so as to drive the lower parts of the fixed arm and the movable arm to open or close, so that the left jaw and the right jaw are tightly held or separated from the electric hot melt plug. The utility model discloses set up crossbeam and operation handle respectively on the upper portion of deciding arm and swing arm, set up respectively in the lower part of deciding arm and swing arm that left jaw and right jaw are kept silent, conveniently exert pressure between electric hot melt stifled and the base metal through the crossbeam when centre gripping electric hot melt is stifled, guarantee that electric hot melt fully fuses the welding between stifled and the base metal, improve electric hot melt welding quality.

Description

Electric hot melting clamp for joint coating of prefabricated heat preservation pipe

Technical Field

The utility model relates to an electric heat fusion clamp for prefabricating insulating tube repaired mouth belongs to electric heat fusion technology frock technical field.

Background

The prefabricated heat-insulating pipe is produced in a prefabricated field, a foaming repaired mouth is reserved in a heat-insulating layer foaming process in the production process, the existing foaming repaired mouth plugging mode is an electrothermal fusion process, namely, an electrothermal fusion plug and a base material are fused and pressure welded in an electric heating mode, at present, the electrothermal fusion plug is clamped by a wire clamp for carrying out electrothermal fusion operation, the wire clamp can easily clamp the electrothermal fusion plug, however, the wire clamp is inconvenient to apply pressure between the electrothermal fusion plug and the base material, the phenomenon of false welding between the electrothermal fusion plug and the base material is easily caused, the electrothermal fusion welding quality is directly influenced, and if other pressurizing tools are additionally arranged, the production field is disordered and the operation efficiency is low.

In order to avoid the false welding phenomenon between the electric melting plug and the base metal, a tool which is convenient for clamping the electric melting plug and applying pressure between the electric melting plug and the base metal is designed, so that the electric melting plug and the base metal are fully melted and welded.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric heat fusion clamp for prefabricated insulating tube repaired mouth both conveniently holds electric heat fusion stifled, conveniently gives again that electric heat fusion is stifled and apply pressure utensil between the base metal, guarantees that electric heat fusion fully fuses the welding between stifled and the base metal, improves electric heat fusion welding quality.

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

the utility model provides an electrothermal welding clamp for prefabricated insulating tube joint coating, includes decide arm and swing arm in the constitution, the lower part of deciding the arm sets up left jaw, the lower part of swing arm corresponds sets up right jaw, decide arm upper portion rigid coupling crossbeam, swing arm upper portion rigid coupling operating handle thereby the crossbeam with the operating handle passes through the hinge and rotates and be connected the drive the lower part of deciding arm and swing arm opens or closed, makes left jaw with right jaw is blocked with electrothermal welding and is held tightly or separate.

According to the electric hot melt plugging clamp for the joint coating of the prefabricated heat preservation pipe, the clamping mechanism is arranged between the fixed arm and the movable arm.

According to the electric hot melting plugging clamp for the joint coating of the prefabricated heat-insulating pipe, the clamping mechanism is a torsion spring, and the torsion spring is sleeved on the outer side of the hinge shaft in a penetrating manner, and the screw heads at two ends of the torsion spring are respectively pressed on the corresponding surfaces of the cross beam and the operating handle.

The electric melting blocking clamp for the prefabricated heat-preservation pipe joint coating further comprises a limiting device, wherein a sliding sleeve, a connecting plate and a limiting block are arranged on the limiting device from top to bottom, the height difference between the limiting block and the upper surface of the electric melting blocking is different along with different electric melting process requirements, the sliding sleeve is connected with the fixed arm through an adjusting mechanism, the adjusting mechanism is composed of an adjusting groove, a first bolt and a nut, the adjusting groove is a long round hole arranged on the outer side surface of the fixed arm, and the trend of the adjusting groove is consistent with the length direction of the fixed arm.

According to the electric hot melting plugging clamp for the prefabricated heat preservation pipe joint coating, the inner sides of the left jaw and the right jaw are provided with anti-skid grains.

According to the electric hot melting plugging clamp for the prefabricated heat preservation pipe joint coating, the nut in the adjusting mechanism is a butterfly nut.

The utility model provides an electric heat fusion clamp for prefabricated insulating tube joint coating, it has set up crossbeam and action handle respectively on the upper portion of deciding arm and swing arm, has set up a left side respectively in the lower part of deciding arm and swing arm and has kept silent with the right side and keep silent, conveniently applys pressure between electric heat fusion plug and the base metal for the electric heat fusion when centre gripping electric heat fusion plug, guarantees that the electric heat fusion fully fuses the welding between stifled and the base metal, improves electric heat fusion welding quality.

The clamping mechanism is arranged between the fixed arm and the movable arm, and after the electric hot melting plug is clamped by the electric hot melting plug clamp for prefabricating the joint of the heat preservation pipe through manual operation, an operator can leave the hand from the operating handle, forcibly press the cross beam downwards to apply pressure between the electric hot melting plug and the base metal, so that the electric hot melting welding quality is ensured, the operation efficiency is improved, and the phenomenon of disorder of a production site is reduced.

To sum up, the utility model discloses both make things convenient for the centre gripping electrothermal welding stifled, conveniently give again the electrothermal welding stifled instrument of exerting pressure between and the base metal, guarantee fully to fuse the welding between electrothermal welding stifled and the base metal. The problem of poor welding quality is solved, the phenomenon of disorder in production site is reduced, and the operation efficiency is improved.

Drawings

FIG. 1 is a schematic structural view (clamping state) of the electric hot melt blocking clamp for the joint coating of the prefabricated heat preservation pipe of the present invention;

FIG. 2 is a schematic structural view (in a released state) of the electric hot melt blocking clamp for the joint coating of the prefabricated heat preservation pipe of the present invention;

FIG. 3 is a right side view of FIG. 1;

fig. 4 is a diagram of the positioning device components.

The list of labels in the figure is: 1. the electric heating fuse plug comprises a beam, 2, an operating handle, 3, a hinge shaft, 4, a clamping mechanism, 5, a fixed arm, 6, a movable arm, 7, an adjusting mechanism, 7-1, a butterfly nut, 7-2, a first bolt, 7-3, an adjusting groove, 8, a limiting device, 8-1, a sliding sleeve, 8-2, a connecting plate, 8-3, a limiting block, 9, a left jaw, 10, a right jaw, 11, a torsion spring, 12, a second bolt, 13, a nut, 14 and an electric heating fuse plug.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, 2 and 3, the utility model provides an electrothermal welding clamp for prefabricated insulating tube joint coating, including deciding arm 5 and swing arm 6 in the constitution, the lower part of deciding arm 5 sets up left jaw 9, the lower part correspondence of swing arm 6 sets up right jaw 10, decide 5 upper portion rigid coupling crossbeams 1 of arm, swing arm 6 upper portion rigid coupling handle 2 crossbeam 1 with handle 2 rotates through hinge 3 to be connected thereby drives decide arm 5 and swing arm 6's lower part opens or is closed, makes left jaw 9 with right jaw 10 is held tightly or is separated with electrothermal welding stifled 14. Adopt an electric heat that is used for prefabricated insulating tube repaired mouth block up clamp, it has set up crossbeam 1 and operating handle 2 respectively on the upper portion of deciding arm 5 and swing arm 6, has set up left vice jaw 9 and right vice jaw 10 respectively in the lower part of deciding arm 5 and swing arm 6, conveniently exert pressure between electric heat fused plug 14 and the base metal for electric heat fused plug 14 in centre gripping electric heat fused plug 14, in the electric heat fused operation process, guarantee that the electric heat fused fully fuses the welding between stifled 14 and the base metal, improve electric heat fused welding quality.

Referring to fig. 3, the utility model provides an electrothermal welding clamp for prefabricating insulating tube repaired mouth, set up clamping mechanism 4 between fixed arm 5 and the swing arm 6, clamping mechanism 4 is torsion spring 11, torsion spring 11 wears to overlap and is in the outer end at two 12 bolts in the 12 outsides, nut 13 of bolt, torsion spring's both ends tap presses respectively on the corresponding surface of crossbeam 5 and handle 6, manual operation electrothermal welding clamp for prefabricating insulating tube repaired mouth cliies electrothermal welding plug 14 back, and the operator can leave the handle 2 with the hand, presses down crossbeam 1 hard, applys pressure between electrothermal welding plug 14 and the base metal, has guaranteed electrothermal welding quality, has improved the operating efficiency, has reduced the on-the-spot chaotic phenomenon of production.

Referring to fig. 3 and 4, the utility model provides an electric hot melting clamp for prefabricated heat preservation pipe joint coating, which comprises a limiting device 8, wherein the limiting device 8 is provided with a sliding sleeve 8-1, a connecting plate 8-2 and a limiting block 8-3 from top to bottom, the height difference between the limiting block 8-3 and the upper surface of the electric hot melting plug 14 is different along with different electric hot melting process requirements, when the limiting block moves down to contact with the surface of a parent body, the electric hot melting plug clamp for prefabricated heat preservation pipe joint coating does not move downwards, and the excessive extrusion between the electric hot melting sleeve and the parent body material is avoided; the sliding sleeve 8-1 is connected with the fixed arm 5 through an adjusting mechanism 7, the adjusting mechanism 7 is composed of an adjusting groove 7-3, a bolt I7-2 and a nut, the adjusting groove 7-3 is a long round hole arranged on the outer side face of the fixed arm 5, the direction of the adjusting groove is consistent with the length direction of the fixed arm 5, in the embodiment, the limiting block is a round pipe, the weight is reduced, abrasion on the upper face of the electrothermal welding plug 14 is reduced, the nut for fixing the sliding sleeve 8-1 is a butterfly nut 7-1, a special tool is not needed to be additionally arranged during operation, and only the butterfly nut 7-1 is rotated by hand, so that the adjusting operation is simple and convenient.

Claims

1. The utility model provides an electrothermal welding clamp for prefabricated insulating tube joint coating, includes in the constitution decide arm (5) and swing arm (6), the lower part of deciding arm (5) sets up left side and keeps silent (9), the lower part of swing arm (6) corresponds sets up right side and keeps silent (10), characterized by, decide arm (5) upper portion rigid coupling crossbeam (1), swing arm (6) upper portion rigid coupling handle (2) crossbeam (1) with handle (2) rotate through hinge (3) and are connected and drive the lower part of deciding arm (5) and swing arm (6) opens or is closed, makes left side keep silent (9) with right side keep silent (10) and electrothermal welding stifled (14) hold tightly or separate.

2. The electrofusion tongs for the preparation of joints for thermal insulating pipes according to claim 1, characterised in that a clamping mechanism (4) is provided between the fixed arm (5) and the movable arm (6).

3. The electric hot melting clamp for the repaired mouth of the prefabricated heat preservation pipe as claimed in claim 2, characterized in that the clamping mechanism (4) is a torsion spring (11), the torsion spring (11) is sleeved outside the hinge shaft (3) in a penetrating way, and the thread heads at two ends of the torsion spring are respectively pressed on the corresponding surfaces of the cross beam (1) and the operating handle (2).

4. The electro-thermal welding tongs for the repaired mouth of the prefabricated thermal insulation pipe according to any one of claims 1 to 3, is characterized in that the combination also comprises a limiting device (8), the limiting device (8) is provided with a sliding sleeve (8-1), a connecting plate (8-2) and a limiting block (8-3) from top to bottom, the height difference between the limiting block (8-3) and the upper surface of the electric hot melting plug is different along with different electric hot melting process requirements, the sliding sleeve (8-1) is connected with the fixed arm (5) through an adjusting mechanism (7), the adjusting mechanism consists of an adjusting groove (7-3), a first bolt (7-2) and a nut, the adjusting groove (7-3) is a long round hole arranged on the outer side surface of the fixed arm (5), and the trend of the adjusting groove is consistent with the length direction of the fixed arm (5).

5. The electric hot melting clamp for the repaired mouth of the prefabricated heat preservation pipe as claimed in claim 4, characterized in that the inner sides of the left jaw (9) and the right jaw (10) are provided with anti-skid lines.

6. The electrofusion tongs for the preparation of joints for thermal insulating pipes according to claim 5 characterised in that the nut of the adjustment mechanism (7) is a wing nut (7-1).