Anti-leakage thermal insulation pipe butt joint device

Abstract

The utility model discloses a leakproof thermal insulation pipe butt joint device, which belongs to the technical field of thermal insulation pipe butt joint, and comprises a connecting assembly, an operation assembly, a transmission assembly, two fixing assemblies and two thermal insulation pipe assemblies, the connecting assembly comprises a connecting shell, and two ends of the connecting shell are provided with a first sealing groove and a second sealing groove; a plurality of limiting grooves and positioning grooves are formed in the connecting shell; according to the device, the two thermal insulation pipe bodies are moved, the moving thermal insulation pipe bodies drive the positioning strips to move into the positioning grooves, the operating rod is rotated, the rotating driving plate drives the push rods to be close to one another through the driving holes, and the push rods close to one another all drive the clamping plates to make contact with the clamping grooves. The clamping plates close to each other drive the heat preservation pipe body to move through the clamping grooves, the moving heat preservation pipe body compresses the first sealing ring and the second sealing ring, at the moment, the connecting shell can be connected with the two heat preservation pipes at the same time, and operation is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of heat preservation pipe butt joint, specifically relates to a kind of leakproof heat preservation pipe butt joint device. BACKGROUND

[0002] The existing heat preservation pipeline is connected by flange plate during installation, such as the heat preservation pipeline convenient for butt joint installation disclosed in Chinese patent (publication number: CN214579509U), which relates to the field of heat preservation pipeline installation. The heat preservation pipeline comprises a fixed pipe and an external connecting pipe. The fixed pipe is provided with the external connecting pipe at one end. The fixed pipe is fixedly connected with a fixed flange plate at one end. The external connecting pipe is fixedly connected with a butt joint flange plate at one end. An annular groove is formed in one side of the middle part of the fixed flange plate. A fixed ring block corresponding to the inside of the annular groove is fixedly connected to one side of the middle part of the butt joint flange plate. The two ends of the fixed flange plate are both sleeved with clamping rods. The two ends of the fixed ring block are both provided with clamping grooves corresponding to the clamping rods. The utility model utilizes the design of the annular groove and the fixed ring block. Before installing the heat preservation pipeline, the butt joint flange plate can be aligned with the fixed flange plate. Then, the fixed ring block is clamped into the inside of the annular groove by the butt joint flange plate. Thus, the fitting surface of the butt joint flange plate and the fixed flange plate will not be dislocated. Therefore, the process of butt joint can be accelerated.

[0003] However, the alignment and fixation processes are performed separately. In the fixation process, multiple bolts need to be repeatedly operated, which is complicated and reduces the butt joint efficiency of the heat preservation pipe. Therefore, a leakproof heat preservation pipe butt joint device is needed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a kind of leakproof heat preservation pipe butt joint device to solve the problems raised in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of leakproof heat preservation pipe butt joint device, including connecting assembly, operating assembly, transmission assembly, two fixed assemblies and two heat preservation pipe assemblies, the connecting assembly includes connecting shell, the two ends of the connecting shell are both provided with first sealing groove and second sealing groove, a plurality of limiting grooves and positioning grooves are formed in the connecting shell;

[0006] The operating assembly includes an operating rod, which is rotatably connected in the connecting shell. The operating rod is externally connected with a worm.

[0007] The transmission assembly includes a rotating tube, which is externally connected with a worm wheel. The worm is engaged with the worm wheel. The rotating tube is connected with the connecting shell through two bearings. The two ends of the rotating tube are connected with a plurality of connecting rods.

[0008] The fixed assembly comprises a driving plate arranged in the connecting shell, a plurality of driving holes are formed in the driving plate, a push rod is arranged in each of the driving holes, and the push rods are connected with the clamping plates, wherein the clamping plates are slidingly connected in the limiting grooves.

[0009] The heat preservation tube assembly comprises a heat preservation tube body arranged in the first sealing groove and the second sealing groove, and a plurality of clamping grooves are formed on the heat preservation tube body, and the proximal ends of the clamping plates are overlapped with the clamping grooves.

[0010] As a preferred scheme, the first sealing groove is provided with a first sealing ring, the second sealing groove is provided with a second sealing ring, and the heat preservation tube body is overlapped with the first sealing ring and the second sealing ring.

[0011] As a preferred scheme, the heat preservation tube body is connected with a positioning strip, and the positioning strip is inserted into the positioning groove.

[0012] As a preferred scheme, the contact surfaces of the clamping plates and the clamping grooves are wedge-shaped.

[0013] As a preferred scheme, the clamping plates are slidingly connected in the limiting grooves, and the rotating tube is arranged between the clamping plates.

[0014] As a preferred scheme, the heat preservation tube body is overlapped in the connecting shell.

[0015] Compared with the prior art, the heat preservation tube body is overlapped in the connecting shell.

[0016] The utility model discloses, moves two heat preservation tube bodies, and the heat preservation tube body of movement drives the positioning strip to move into the positioning groove, rotates the operating lever, and the driving plate of rotation drives a plurality of push rods to be close to each other through a plurality of driving holes, and a plurality of push rods that are close to each other all drive the clamping plate and the clamping groove contact, and a plurality of clamping plates that are close to each other all drive the heat preservation tube body to move through the clamping groove, and the heat preservation tube body of movement compresses the first sealing ring and the second sealing ring, so that connecting shell can be connected together with two heat preservation tubes simultaneously at this moment, and the operation is convenient, and the butt joint efficiency is improved.

[0017] The utility model discloses when the heat preservation tube body moves into the first sealing groove and the second sealing groove, and the first sealing groove and the second sealing groove cooperate with the heat preservation tube and can carry out double -sealing between the gap of connecting shell and the heat preservation tube body, and the first sealing ring of being compressed can seal the gap between the heat preservation tube body and the first sealing groove, and the second sealing ring of being compressed can seal the gap between the heat preservation tube body and the second sealing groove, so that connecting shell can be connected together with two heat preservation tube bodies high sealing. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1It is the structure schematic diagram of the front view solid of the utility model;

[0019] Figure 2 It is the structure schematic diagram of the partial side view solid of the utility model;

[0020] Figure 3 It is the structure schematic diagram of the section of the front view solid of the utility model;

[0021] Figure 4 It is the structure schematic diagram of the section of the partial side view solid of the utility model;

[0022] Figure 5 It is the structure schematic diagram of the section of the connecting shell side view solid of the utility model;

[0023] Figure 6 It is the structure schematic diagram of the section of the partial solid of the utility model heat preservation pipe.

[0024] In the drawing: 1, connecting assembly;11, connecting shell;12, first sealing groove;13, second sealing groove;14, limiting groove;15, positioning groove;2, operating assembly;21, operating rod;22, worm;3, transmission assembly;31, rotating pipe;32, worm wheel;33, bearing;34, connecting rod;4, fixed assembly;41, driving plate;42, driving hole;43, push rod;44, clamping rod;5, heat preservation pipe assembly;51, heat preservation pipe main body;52, clamping groove;53, positioning strip;6, first sealing ring;7, second sealing ring. DETAILED DESCRIPTION

[0025] The utility model is further described below in combination with examples.

[0026] The following examples are used to illustrate the utility model, but cannot be used to limit the protection scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple improvement of the method of the utility model under the concept of the utility model belongs to the range of protection required by the utility model.

[0027] Please refer to Figures 1-6 The utility model provides a kind of heat preservation pipe butt joint device of leakage prevention, including connecting assembly 1, operating assembly 2, transmission assembly 3, two fixed assemblies 4 and two heat preservation pipe assemblies 5, connecting assembly 1 includes connecting shell 11, the two ends of connecting shell 11 are all set with first sealing groove 12 and second sealing groove 13, connecting shell 11 is set with several limiting grooves 14 and positioning grooves 15 in it;

[0028] Operating assembly 2 includes operating rod 21, operating rod 21 is rotatably connected in connecting shell 11, operating rod 21 is connected with worm 22 outside;

[0029] The transmission assembly 3 comprises a rotating pipe 31, the rotating pipe 31 is externally connected with a worm wheel 32, the worm 22 is engaged with the worm wheel 32, by arranging the worm 22 and the worm wheel 32, the rotating worm 22 can drive the worm wheel 32 to rotate, and when the worm 22 is stationary, the self-locking function of the worm 22 and the worm wheel 32 can self-lock the position of the rotating pipe 31;

[0030] The rotating pipe 31 is connected with the connecting shell 11 through two bearings 33, both ends of the rotating pipe 31 are connected with a plurality of connecting rods 34, by arranging the bearing 33, the bearing 33 can limit and fix the rotating pipe 31 in the connecting shell 11;

[0031] The fixing assembly 4 comprises a driving plate 41, the driving plate 41 is arranged in the connecting shell 11, a plurality of driving holes 42 are arranged in the driving plate 41, a plurality of push rods 43 are arranged in the plurality of driving holes 42, the plurality of push rods 43 are connected with a clamping plate 44, the clamping plate 44 is slidably connected in the limiting groove 14, by arranging the driving plate 41, because the clamping plate 44 connected with the push rod 43 is slidably connected in the limiting groove 14, the limiting groove 14 and the clamping plate 44 can limit the movement of the push rod 43, so that the rotating driving plate 41 can drive the plurality of push rods 43 to move close to each other or away from each other through the plurality of arc-shaped driving holes 42;

[0032] The heat preservation pipe assembly 5 comprises a heat preservation pipe body 51, the heat preservation pipe body 51 is arranged in the first sealing groove 12 and the second sealing groove 13, a plurality of clamping grooves 52 are arranged outside the heat preservation pipe body 51, and one end of the plurality of clamping plates 44 close to each other is overlapped with the clamping grooves 52;

[0033] As shown in Figure 2 , the first sealing groove 12 is provided with a first sealing ring 6, the second sealing groove 13 is provided with a second sealing ring 7, the heat preservation pipe body 51 is overlapped with the first sealing ring 6 and the second sealing ring 7, by arranging the first sealing groove 12 and the first sealing ring 6, the compressed first sealing ring 6 can seal the gap between the heat preservation pipe body 51 and the first sealing groove 12; by arranging the second sealing ring 7 and the second sealing groove 13, the compressed second sealing ring 7 can seal the gap between the heat preservation pipe body 51 and the second sealing groove 13.

[0034] As shown in Figure 2 , Figure 4 , and Figure 6 , the heat preservation pipe body 51 is connected with a positioning strip 53 outside, the positioning strip 53 is inserted into the positioning groove 15, by arranging the positioning strip 53 and the positioning groove 15, when the positioning strip 53 moves into the positioning groove 15, the positioning strip 53 and the positioning groove 15 can limit the movement of the heat preservation pipe body 51, so that the heat preservation pipe body 51 can drive the plurality of clamping grooves 52 to move to the positions corresponding to the plurality of clamping plates 44.

[0035] As shown inFigure 3 、 Figure 4 and Figure 6 As shown in , the contact surfaces of the clamping plates 44 and the clamping grooves 52 are wedge-shaped, and the clamping grooves 52 and the clamping plates 44 are arranged in this way, so that the clamping plates 44 can slowly move into the first sealing groove 12 and the second sealing groove 13 through the clamping grooves 52.

[0036] Figure 4 As shown in , the clamping plates 44 are slidingly connected in the limiting grooves 14, and the rotating tubes 31 are arranged between the clamping plates 44, and the limiting grooves 14 can limit the movement of the clamping plates 44 in this way, so that the clamping plates 44 will not shake during movement, and the clamping plates 44 can move smoothly.

[0037] Figure 1 and Figure 3 , the heat preservation pipe bodies 51 are overlapped in the connecting shell 11.

[0038] The working principle and use process of the utility model are as follows: two heat preservation pipe bodies 51 are moved, the heat preservation pipe bodies 51 are moved into the positioning grooves 15, the heat preservation pipe bodies 51 are moved into the first sealing groove 12 and the second sealing groove 13, and the heat preservation pipe bodies 51 drive a plurality of clamping grooves 52 to move to the positions corresponding to the clamping plates 44, the operating rod 21 is rotated through a tool, the operating rod 21 drives the worm 22 to rotate, the worm 22 drives the rotating tube 31 to rotate outside the bearing 33 through the worm gear 32, the rotating tube 31 drives the two driving plates 41 to rotate through a plurality of connecting rods 34, the driving plate 41 drives a plurality of driving holes 42 to rotate, the plurality of driving holes 42 drive a plurality of push rods 43 to move close to each other, the plurality of push rods 43 drive the clamping plates 44 to move close to each other in the connecting shell 11, the clamping plates 44 are in contact with the clamping grooves 52, the plurality of clamping plates 44 drive the heat preservation pipe bodies 51 to move through the clamping grooves 52, the heat preservation pipe bodies 51 compress the first sealing ring 6 and the second sealing ring 7, the first sealing ring 6 can seal the gap between the heat preservation pipe body 51 and the first sealing groove 12, the second sealing ring 7 can seal the gap between the heat preservation pipe body 51 and the second sealing groove 13, and the connecting shell 11 can quickly and tightly connect the two heat preservation pipe bodies 51.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A leak-proof thermal pipe butt joint device, comprising a connecting assembly (1), an operating assembly (2), a transmission assembly (3), two fixing assemblies (4) and two thermal pipe assemblies (5), characterized in that: The connecting assembly (1) comprises a connecting shell (11), first and second sealing grooves (12, 13) are formed in both ends of the connecting shell (11), a plurality of limiting grooves (14) and positioning grooves (15) are formed in the connecting shell (11); The operating assembly (2) comprises an operating rod (21), the operating rod (21) is rotationally connected in the connecting shell (11), and a worm (22) is connected to the operating rod (21); The transmission assembly (3) comprises a rotating pipe (31), the rotating pipe (31) is connected with a worm wheel (32) outside, the worm (22) is engaged with the worm wheel (32), the rotating pipe (31) is connected with the connecting shell (11) through two bearings (33) inside, and both ends of the rotating pipe (31) are connected with a plurality of connecting rods (34); The fixing assembly (4) comprises a driving plate (41), the driving plate (41) is arranged in the connecting shell (11), a plurality of driving holes (42) are formed in the driving plate (41), a push rod (43) is arranged in each of the driving holes (42), the push rod (43) is connected with a clamping plate (44), and the clamping plate (44) is slidably connected in the limiting groove (14); The heat preservation pipe assembly (5) comprises a heat preservation pipe body (51), the heat preservation pipe body (51) is arranged in the first and second sealing grooves (12, 13), a plurality of clamping grooves (52) are formed outside the heat preservation pipe body (51), and one end of each of the clamping grooves (52) is overlapped with the clamping plate (44).

2. A leak-proof thermal tube docking device according to claim 1, characterized in that: A first sealing ring (6) is arranged in the first sealing groove (12), a second sealing ring (7) is arranged in the second sealing groove (13), and the heat preservation pipe body (51) is overlapped with the first and second sealing rings (6, 7).

3. A leak-proof thermal tube docking device according to claim 1, wherein: A positioning strip (53) is connected to the heat preservation pipe body (51) outside, and the positioning strip (53) is inserted into the positioning groove (15).

4. The leak resistant thermally insulated tube docking device of claim 1, wherein: The contact surfaces of the clamping plate (44) and the clamping groove (52) are wedge-shaped.

5. The leak resistant thermally insulated tube docking device of claim 1, wherein: The clamping plate (44) is slidably connected in the limiting groove (14), and the rotating pipe (31) is arranged between the clamping plates (44).

6. The leak resistant thermally insulated tube docking device of claim 1, wherein: The heat preservation pipe body (51) is overlapped in the connecting shell (11).

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