CN211939784U

CN211939784U - Polyurethane thermal insulation pipe capable of ensuring sealing combination

Info

Publication number: CN211939784U
Application number: CN202020051438.3U
Authority: CN
Inventors: 毕玉谦
Original assignee: Shandong Dacheng Anti Corrosion And Thermal Insulation Installation Engineering Co ltd
Current assignee: Shandong Dacheng Anti Corrosion And Thermal Insulation Installation Engineering Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-11-17
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses a guarantee polyurethane insulating tube of sealed combination relates to insulating tube connection technical field, needs the manual work to adjust well to the insulating tube connection, will the special messenger fixed the geminate transistor when connecting, has increaseed the labour of production, supports to adjust well unstablely, needs secondary operation and influences the sealing performance of insulating tube, influences normal production and processing, has reduced the efficiency scheduling problem of work, now proposes following scheme, which comprises a base, the top fixedly connected with dead lever of base, the quantity of dead lever is two, the top fixedly connected with operation panel of dead lever, the top fixed mounting of base has the biax motor. The utility model discloses simple structure is novel, removes the support to the insulating tube through equipment, has improved the degree of mechanization of processing, has reduced labour's use, improves the accuracy of the sealed combination of insulating tube, has improved the efficiency of work, is fit for carrying out marketing.

Description

Polyurethane thermal insulation pipe capable of ensuring sealing combination

Technical Field

The utility model relates to a thermal insulation pipe connects technical field, especially relates to a guarantee sealed polyurethane thermal insulation pipe who makes up.

Background

The heat preservation pipe is a short name of a heat insulation pipeline, is used for conveying liquid, gas and other media, and is used for heat preservation in heat insulation engineering of pipelines of petroleum, chemical engineering, aerospace, hot springs, military, central heating, central air conditioning, municipal administration and the like; the polyurethane heat-insulating pipe is divided into three layers from inside to outside: a first working steel pipe layer, which generally selects seamless steel pipes, spiral steel pipes and straight seam steel pipes according to the design and the requirements of customers; after the surface of the steel pipe is treated by an advanced shot blasting rust removal process, the rust removal grade of the steel pipe can reach Sa2 grade in GB8923-1988 standard, and the surface roughness can reach R =12.5 microns in GB6060.5-88 standard; the second layer of polyurethane heat-insulating layer is formed by injecting rigid polyurethane foam plastic stock solution into a cavity formed between the steel pipe and the outer protective layer by a high-pressure foaming machine at one time, namely the polyurethane heat-insulating layer is commonly called as 'pipe-in-pipe foaming'; the third high-density polyethylene protective layer is prefabricated into a black or yellow polyethylene plastic pipe with a certain wall thickness; the polyurethane heat-insulating layer has the functions of protecting the polyurethane heat-insulating layer from being damaged by mechanical hard objects, and preventing corrosion and water. The polyurethane thermal insulation pipe has two connection modes 1, namely a thermal contraction belt type sleeve connector, wherein the thermal contraction belt type sleeve connector is formed by heating and contracting a special imported thermal contraction belt through flame, the lap joint of a polyethylene outer protective pipe and a connector sleeve is tightly and flexibly connected, the sealing property and the waterproofness of the connector are guaranteed, and the axial displacement of a pipeline can be absorbed. The method has the advantages of simple equipment and tools, and is particularly convenient and practical for medium and small-diameter pipelines. 2. The electric hot-melt welding type sleeve joint is characterized in that a heating wire pre-embedded in a polyethylene sleeve is heated through special temperature control plastic welding equipment, and the joint sleeve and a polyethylene outer protective pipe are integrated into a whole through heating and applying certain pressure. The tensile strength of the welding joint is not lower than that of the shell base metal, the method is stable and reliable, the operation is simple and convenient, a 100% airtight test can be performed, and the detection is intuitive; when connecting two insulating tubes, present all be directly on putting the operation panel with the pipe, directly weld the insulating tube, but the pipe needs the manual work to adjust well to having the special messenger to support the processing, the extravagant labour of this kind of processing mode, and the manual work is adjusted well and can not avoid appearing the deviation, need just carry out the secondary and do over again, increased work load, the efficiency of work has been reduced, the degree of mechanization is low, influence the sealed performance of insulating tube, for this we propose one kind and ensure the polyurethane insulating tube of sealed combination.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of ensure sealed combination's polyurethane insulating tube has solved the insulating tube connection and needs the manual work to adjust well, fixes the special messenger's geminate transistor when connecting, has increaseed the labour of production, supports to adjust well unstablely, needs secondary operation and influences the sealing performance of insulating tube, influences normal production and processing, has reduced the efficiency scheduling problem of work.

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

the utility model provides an ensure sealed combination's polyurethane insulating tube, includes the base, the top fixedly connected with dead lever of base, the quantity of dead lever is two, the top fixedly connected with operation panel of dead lever, the top fixed mounting of base has the biax motor, the output fixedly connected with bull stick of biax motor, the outer lane cover of bull stick is equipped with fixed cover, the top of fixed cover articulates there is the head rod, the other end of head rod is connected with the slider, the spout has been seted up to one side of dead lever, be connected with the second connecting rod on the slider, the other end of second connecting rod is connected with the movable block, the top of movable block articulates there is splint.

Preferably, the double-shaft motor is fixedly connected with the base through a bolt, an outer ring of the rotating rod is provided with an external thread, an inner ring of the fixing sleeve is provided with an internal thread, and the internal thread is matched with the external thread.

Preferably, the slider is connected with the inner wall sliding of spout, the inner wall of dead lever is equipped with the bearing, the bull stick runs through the bearing, and with the inner wall fixed connection of bearing.

Preferably, the operating plate is provided with a moving groove, the moving block penetrates through the moving groove, the vertical section of the moving block is of an I-shaped structure, the moving block is connected with the inner wall of the moving groove in a sliding mode, a fixing plate is welded to the upper portion of the operating plate through the fixing block, and the vertical section of the fixing plate is arc-shaped.

Preferably, the clamping plate is connected with the moving block through a connecting block, the vertical section of the clamping plate is of a circular arc-shaped structure, a threaded through hole is formed in the clamping plate, a positioning bolt is arranged inside the threaded through hole, and a nut is sleeved on an outer ring thread of the positioning bolt.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure such as mounting base, dead lever, operation panel, biax motor, bull stick, fixed cover, head rod, slider, spout, second connecting rod, movable block, shifting chute, splint, wherein splint fix the insulating tube through the locating pin, the output shaft of biax motor rotates the bull stick, the bull stick moves thread bush and head rod to one side of keeping away from the biax motor, promote the slider upwards, the slider only moves the block and promotes to one side that is close to each other, align fixedly to the insulating tube; the device simple structure is novel, removes the support to the insulating tube through equipment, has improved the degree of mechanization of processing, has reduced labour's use, improves the accuracy of insulating tube sealing combination, has improved the efficiency of work, is fit for carrying out marketing.

Drawings

FIG. 1 is a schematic view of a polyurethane thermal insulation pipe for ensuring sealing combination according to the present invention;

fig. 2 is a schematic side view of the clamping plate of the polyurethane thermal insulation pipe ensuring the sealing combination provided by the utility model.

In the figure: the device comprises a base 1, a fixing rod 2, an operating plate 3, a double-shaft motor 4, a rotating rod 5, a fixing sleeve 6, a first connecting rod 7, a sliding block 8, a sliding groove 9, a second connecting rod 10, a moving block 11, a moving groove 12 and a clamping plate 13.

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. 1-2, a polyurethane insulating tube ensuring sealing combination, including a base 1, the top fixedly connected with dead lever 2 of base 1, the quantity of dead lever 2 is two, the top fixedly connected with operation panel 3 of dead lever 2, the top fixedly mounted of base 1 has double-shaft motor 4, the output fixedly connected with bull stick 5 of double-shaft motor 4, the outer lane cover of bull stick 5 is equipped with fixed cover 6, the top of fixed cover 6 articulates there is first connecting rod 7, the other end of first connecting rod 7 is connected with slider 8, spout 9 has been seted up to one side of dead lever 2, be connected with second connecting rod 10 on slider 8, the other end of second connecting rod 10 is connected with movable block 11, the top of movable block 11 articulates there is splint 13.

The double-shaft motor 4 is fixedly connected with the base 1 through bolts, the outer ring of the rotating rod 5 is provided with external threads, the inner ring of the fixed sleeve 6 is provided with internal threads, the inner thread and the outer thread are matched with each other, the slide block 8 is connected with the inner wall of the chute 9 in a sliding way, the inner wall of the fixed rod 2 is provided with a bearing, the rotating rod 5 penetrates through the bearing, and is fixedly connected with the inner wall of the bearing, a moving groove 12 is arranged on the operating plate 3, a moving block 11 penetrates through the moving groove 12, the vertical section of the moving block 11 is in an I-shaped structure, the moving block 11 is connected with the inner wall of the moving groove 12 in a sliding way, a fixing plate is welded on the upper part of the operating plate 3 through a fixing block, and the vertical cross-section of the fixed plate is arc-shaped, the clamping plate 13 is connected with the moving block 11 through the connecting block, the vertical cross-section of the clamping plate 13 is arc-shaped, the clamping plate 13 is provided with a threaded through hole, a positioning bolt is arranged inside the threaded through hole, and a nut is sleeved on the outer ring thread of the positioning bolt.

In this embodiment, firstly, open splint and place the insulating tube between splint 13, splint 13 fixes through the gim peg, start biaxial motor 4 this moment, biaxial motor 4's output is rotated pivot 5, the outer lane cover of pivot 5 is equipped with fixed cover 6, fixed cover 6 is under the limiting displacement of slider 8 and spout 9, one side operation to keeping away from each other, fixed cover 6 is with head rod 7 along the direction of spout 9 this moment, upward operation through slider 8, second connecting rod 10 is to the one side operation that is close to each other this moment, second connecting rod 10 slides movable block 11 in shifting chute 12, one side operation to being close to each other, make the insulating tube be close to each other and adjust well, carry out fixed in-process splint 13 and fixed plate and carry out the bearing to the insulating tube and support, do not need artifical manual support, the stability ability of processing improves.

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 polyurethane thermal insulation pipe comprises a base (1) and is characterized in that fixed rods (2) are fixedly connected to the upper portion of the base (1), the number of the fixed rods (2) is two, an operation plate (3) is fixedly connected to the upper portion of each fixed rod (2), a double-shaft motor (4) is fixedly mounted on the upper portion of the base (1), a rotating rod (5) is fixedly connected to the output end of the double-shaft motor (4), a fixed sleeve (6) is sleeved on the outer ring of the rotating rod (5), a first connecting rod (7) is hinged to the upper portion of the fixed sleeve (6), the other end of the first connecting rod (7) is connected with a sliding block (8), a sliding groove (9) is formed in one side of each fixed rod (2), a second connecting rod (10) is connected to the sliding block (8), and a moving block (11) is connected to the other end of the, a clamping plate (13) is hinged above the moving block (11).

2. The polyurethane thermal insulation pipe ensuring the sealing combination as claimed in claim 1, wherein the double-shaft motor (4) is fixedly connected with the base (1) through bolts, the outer ring of the rotating rod (5) is provided with external threads, the inner ring of the fixed sleeve (6) is provided with internal threads, and the internal threads and the external threads are matched with each other.

3. The polyurethane thermal insulation pipe ensuring the sealing combination as claimed in claim 1, wherein the sliding block (8) is connected with the inner wall of the sliding groove (9) in a sliding manner, the inner wall of the fixed rod (2) is provided with a bearing, and the rotating rod (5) penetrates through the bearing and is fixedly connected with the inner wall of the bearing.

4. The polyurethane thermal insulation pipe ensuring the sealing combination as claimed in claim 1, wherein a moving groove (12) is formed in the operating plate (3), the moving block (11) penetrates through the moving groove (12), the vertical section of the moving block (11) is of an I-shaped structure, the moving block (11) is connected with the inner wall of the moving groove (12) in a sliding manner, a fixing plate is welded above the operating plate (3) through the fixing block, and the vertical section of the fixing plate is of an arc shape.

5. The polyurethane thermal insulation pipe ensuring the sealing combination as claimed in claim 1, wherein the clamping plate (13) is connected with the moving block (11) through a connecting block, the vertical section of the clamping plate (13) is in a circular arc structure, a threaded through hole is formed in the clamping plate (13), a positioning bolt is arranged inside the threaded through hole, and a nut is sleeved on the outer ring of the positioning bolt in a threaded manner.