Low-heat-loss directly-buried thermal insulation pipe with good pressure-resistant effect

Abstract

The utility model belongs to the technical field of thermal insulation pipes, and particularly relates to a low-heat-loss direct burial thermal insulation pipe with a good pressure-resistant effect, which comprises a pipe body, a thermal insulation layer is arranged on the outer side of the pipe body, the lower end of the thermal insulation layer is in contact with a mounting seat, the upper end of the thermal insulation layer is in contact with a connecting seat, and the connecting seat is in contact with the mounting seat. And a sliding block is slidably connected to the interior of the mounting base, a connecting block is fixedly connected to the upper end of the sliding block, and the connecting block is slidably connected with the mounting base. The pipe body can be protected by arranging the heat preservation layer, the mounting base and the connecting base, so that the pipe body is more pressure-resistant during use, the connecting base can be mounted on the mounting base by arranging components such as the threaded rod and the clamping block, the mounting base, the connecting base and the pipe body are kept stable after being mounted, and the service life of the pipe body is prolonged. The problems that a low-heat-loss directly-buried heat preservation pipe is poor in pressure resisting effect and prone to being damaged in the using process are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of thermal insulation pipe, specifically to low heat loss direct -buried thermal insulation pipe with good pressure resistance effect. BACKGROUND

[0002] Low heat loss direct -buried thermal insulation pipe is a kind of high -efficient pipeline for central heating, water supply, petroleum, chemical industry and other fluid transportation system. It is buried in the ground by direct -buried mode, with good thermal insulation effect, can significantly reduce heat loss, improve energy efficiency. According to the utility model disclosed in patent authorized announcement No. CN2384097Y, a kind of underground direct -buried prefabricated thermal insulation pipe is composed of pipe fitting, thermal insulation layer wrapped on pipe fitting and composite layer shell set on thermal insulation layer, the thermal insulation pipe is provided with the composite layer shell with pressure resistance, waterproof, anticorrosion effect by anti -permeation layer, rigid layer, wrapping layer outside thermal insulation layer, so that its pressure resistance can reach 0.3MPa, water absorption rate is less than or equal to 1%, higher compression strength, stronger anticorrosion capacity, better thermal insulation effect greatly prolongs the service life of heat pipe, simultaneously, also avoid the waste of manpower, material resources, capital caused by the need for regular maintenance and replacement of thermal insulation material during use.

[0003] And low heat loss direct -buried thermal insulation pipe has poor pressure resistance effect when using, and is prone to damage when using. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing low heat loss direct -buried thermal insulation pipe with good pressure resistance effect, solve the problem that low heat loss direct -buried thermal insulation pipe has poor pressure resistance effect when using, and is prone to damage when using.

[0005] To achieve the above object, the utility model provides the following technical scheme: low heat loss direct -buried thermal insulation pipe with good pressure resistance effect, including pipe body, the outside of pipe body is provided with thermal insulation layer, the lower end of thermal insulation layer is contacted with mounting seat, the upper end of thermal insulation layer is contacted with connecting seat, connecting seat is contacted with mounting seat, the inside of mounting seat is slidably connected with sliding block, the upper end of sliding block is fixedly connected with connecting block, connecting block is slidably connected with mounting seat, the upper end of connecting block is fixedly connected with clamping block, the inside of mounting seat is rotatably connected with threaded rod, the front surface of threaded rod is fixedly connected with knob, knob is rotatably connected with mounting seat, the limit mechanism is set on mounting seat.

[0006] Preferably, the inside of connecting seat is provided with clamping groove, the clamping block is contacted with mounting seat, the clamping block is slidably connected with clamping groove, through the design of clamping block, the limiting effect of connecting seat can be realized.

[0007] Preferably, the outside of threaded rod is provided with positive and negative threads, the threaded rod is connected with sliding block through thread, through the design of threaded rod, two sliding blocks can be moved simultaneously.

[0008] Preferably, the outer side of the threaded rod is fixedly connected with a blocking ring, the blocking ring is in contact with the inner wall of the mounting seat, and the threaded rod is limited through the design of the blocking ring.

[0009] Preferably, the limiting mechanism comprises a push plate, the inside of the mounting seat is slidably connected with the push plate, one side of the push plate close to the knob is fixedly connected with a positioning block, the lower end of the push plate is fixedly connected with a sliding rod, the sliding rod is slidably connected with the mounting seat, the inside of the mounting seat is fixedly connected with a baffle, the baffle is slidably connected with the sliding rod, and the inside of the mounting seat is provided with a spring.

[0010] Preferably, the positioning block is slidably connected with the mounting seat, and the positioning block is slidably connected with the knob, so that the knob is limited through the design of the positioning block.

[0011] Preferably, one end of the spring is in contact with the sliding rod, and the other end of the spring is in contact with the mounting seat, so that the knob is limited through the design of the spring.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The utility model discloses a low-heat-loss direct-buried heat preservation pipe, which is characterized by comprising a pipe body, a mounting seat, a connecting seat and a threaded rod.

[0014] 2. The utility model discloses a low-heat-loss direct-buried heat preservation pipe, which is characterized by comprising a pipe body, a mounting seat, a connecting seat and a threaded rod. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure perspective drawing of the utility model;

[0016] Figure 2 It is the overall structure perspective drawing of the utility model; Figure 1 It is the overall structure perspective drawing of the utility model;

[0017] Figure 3 It is the overall structure perspective drawing of the utility model; Figure 1 It is the overall structure perspective drawing of the utility model;

[0018] Figure 4 The utility model discloses a Figure 2 The A part structure of the utility model discloses a

[0019] In the drawing: 1, pipe body, 2, heat preservation layer, 3, mounting seat, 31, connecting seat, 4, sliding block, 41, connecting block, 42, clamping block, 43, clamping groove, 44, threaded rod, 45, baffle ring, 46, knob, 5, limiting mechanism, 51, push plate, 52, positioning block, 53, sliding rod, 54, baffle, 55, spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Please refer to Figures 1-4 A low-heat-loss directly-buried heat preservation pipe with good pressure resistance effect, which comprises a pipe body 1, a heat preservation layer 2 is arranged on the outer side of the pipe body 1, a mounting seat 3 is in contact with the lower end of the heat preservation layer 2, a connecting seat 31 is in contact with the upper end of the heat preservation layer 2, the connecting seat 31 is in contact with the mounting seat 3, a sliding block 4 is slidably connected in the mounting seat 3, a connecting block 41 is fixedly connected to the upper end of the sliding block 4, the connecting block 41 is slidably connected with the mounting seat 3, a clamping block 42 is fixedly connected to the upper end of the connecting block 41, a clamping groove 43 is arranged in the connecting seat 31, the clamping block 42 is in contact with the mounting seat 3, and the clamping block 42 is slidably connected with the clamping groove 43. Through the design of the clamping block 42, the connecting seat 31 can be limited.

[0022] Please refer to Figures 2-4 A threaded rod 44 is rotatably connected in the mounting seat 3, the threaded rod 44 is provided with a right and left thread on the outer side, the threaded rod 44 is connected with the sliding block 4 through a thread, through the design of the threaded rod 44, two sliding blocks 4 can be driven to move at the same time, a baffle ring 45 is fixedly connected to the outer side of the threaded rod 44, the baffle ring 45 is in contact with the inner wall of the mounting seat 3, through the design of the baffle ring 45, the threaded rod 44 can be limited, a knob 46 is fixedly connected to the front of the threaded rod 44, the knob 46 is rotatably connected with the mounting seat 3, and a limiting mechanism 5 is arranged on the mounting seat 3.

[0023] Please refer to Figures 2-4The limiting mechanism 5 comprises a push plate 51, the push plate 51 is slidably connected to the inside of the mounting seat 3, the push plate 51 is fixedly connected with a positioning block 52 on the side close to the knob 46, the positioning block 52 is slidably connected with the mounting seat 3, the positioning block 52 is slidably connected with the knob 46, through the design of the positioning block 52, the knob 46 can be limited, the lower end of the push plate 51 is fixedly connected with a sliding rod 53, the sliding rod 53 is slidably connected with the mounting seat 3, the inside of the mounting seat 3 is fixedly connected with a baffle 54, the baffle 54 is slidably connected with the sliding rod 53, the inside of the mounting seat 3 is provided with a spring 55, one end of the spring 55 is in contact with the sliding rod 53, the other end of the spring 55 is in contact with the mounting seat 3, through the design of the spring 55, the positioning block 52 can drive the knob 46 to be limited, by moving the push plate 51 away from the knob 46, the push plate 51 drives the sliding rod 53 to slide in the baffle 54, and the sliding rod 53 extrudes the spring 55, at the same time, the push plate 51 drives the positioning block 52 to slide out of the knob 46, so that the limiting of the knob 46 can be released.

[0024] The specific implementation process of the utility model is as follows: when in use, by moving the push plate 51 away from the knob 46, the push plate 51 drives the sliding rod 53 to slide in the baffle 54, and the sliding rod 53 extrudes the spring 55, at the same time, the push plate 51 drives the positioning block 52 to slide out of the knob 46, so that the limiting of the knob 46 can be released;

[0025] By assembling the mounting seat 3 and the connecting seat 31, the mounting seat 3 and the connecting seat 31 are installed on the pipe body 1 and the thermal insulation layer 2, the connecting seat 31 is slid in the clamping block 42, the clamping block 42 is slid into the clamping groove 43 on the connecting seat 31, then the knob 46 is rotated, the knob 46 drives the threaded rod 44 to rotate, the threaded rod 44 is in threaded motion with the sliding block 4, so that the sliding block 4 moves on the threaded rod 44, the sliding block 4 drives the connecting block 41 to move, the connecting block 41 is clamped with the connecting seat 31, so that the connecting seat 31 is installed on the mounting seat 3, so that the mounting seat 3 and the connecting seat 31 protect the pipe body 1.

[0026] 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, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A low-heat-loss directly buried thermal insulation pipe with good pressure resistance, comprising a pipe body (1), characterized in that: The outer side of the pipe body (1) is provided with a heat preservation layer (2), the lower end of the heat preservation layer (2) is in contact with a mounting seat (3), the upper end of the heat preservation layer (2) is in contact with a connecting seat (31), the connecting seat (31) is in contact with the mounting seat (3), the inside of the mounting seat (3) is slidably connected with a sliding block (4), the upper end of the sliding block (4) is fixedly connected with a connecting block (41), the connecting block (41) is slidably connected with the mounting seat (3), the upper end of the connecting block (41) is fixedly connected with a clamping block (42), the inside of the mounting seat (3) is rotatably connected with a threaded rod (44), the front surface of the threaded rod (44) is fixedly connected with a knob (46), the knob (46) is rotatably connected with the mounting seat (3), and the mounting seat (3) is provided with a limiting mechanism (5).

2. The low-heat-loss directly buried thermal-insulation pipe with good pressure resistance according to claim 1, characterized in that: The inside of the connecting seat (31) is provided with a clamping groove (43), the clamping block (42) is in contact with the mounting seat (3), and the clamping block (42) is slidably connected with the clamping groove (43).

3. The low-heat-loss directly buried thermal-insulation pipe with good pressure resistance according to claim 1, characterized in that: The outer side of the threaded rod (44) is provided with a positive and negative thread, and the threaded rod (44) is connected with the sliding block (4) through threads.

4. The low-heat-loss directly buried thermal-insulation pipe with good pressure resistance according to claim 1, characterized in that: The outer side of the threaded rod (44) is fixedly connected with a blocking ring (45), and the blocking ring (45) is in contact with the inner wall of the mounting seat (3).

5. The low heat loss directly buried thermal insulation pipe with good pressure resistance according to claim 1, characterized in that: The limiting mechanism (5) comprises a push plate (51), the inside of the mounting seat (3) is slidably connected with the push plate (51), one side of the push plate (51) close to the knob (46) is fixedly connected with a positioning block (52), the lower end of the push plate (51) is fixedly connected with a sliding rod (53), the sliding rod (53) is slidably connected with the mounting seat (3), the inside of the mounting seat (3) is fixedly connected with a baffle (54), the baffle (54) is slidably connected with the sliding rod (53), and the inside of the mounting seat (3) is provided with a spring (55).

6. The low heat loss directly buried thermal insulation pipe with good pressure resistance according to claim 5, characterized in that: The positioning block (52) is slidably connected with the mounting seat (3), and the positioning block (52) is slidably connected with the knob (46).

7. The low heat loss directly buried thermal insulation pipe with good pressure resistance effect according to claim 5, characterized in that: One end of the spring (55) is in contact with the sliding rod (53), and the other end of the spring (55) is in contact with the mounting seat (3).

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