CN219530108U - Connecting mechanism for heat preservation pipe - Google Patents

Abstract

The utility model discloses a thermal insulation pipe connecting mechanism, which relates to the technical field of thermal insulation pipe connection and comprises a thermal insulation pipe, wherein a rubber ring is connected to the surface of the thermal insulation pipe in a sliding manner, a fixing block is fixedly connected to the surface of the rubber ring, a lower flange plate is connected to the surface of the fixing block in a sliding manner, an upper flange plate is movably arranged on the surface of the lower flange plate, a spring groove is formed in the lower flange plate, a first spring is placed in the spring groove, when a worker moves thermal insulation pipes of different sizes into the rubber ring, the rubber ring can attach the thermal insulation pipes according to the extension characteristics of rubber, the fixing block is pushed at the same time when the thermal insulation pipes are attached to the rubber ring, the first spring is pushed by the fixing block, the first spring is extruded by the fixing block, the rubber ring is extruded by the fixing block, and the thermal insulation pipes of different sizes can be fixed by the rubber ring, so that the application range of the device is increased.

Description

Connecting mechanism for heat preservation pipe

Technical Field

The utility model relates to the technical field of heat preservation pipe connection, in particular to a heat preservation pipe connection mechanism.

Background

The heat preservation pipe is suitable for being transported in various mediums, is widely applied to heat preservation and cold preservation engineering in industries such as central heating, cold supply and transportation of hot oil, heating rooms, cold storage, coal mine, petroleum, chemical industry and the like, is formed by an inner working steel pipe, polyurethane, a glass wool heat preservation layer and polyethylene or steel pipe as an outer protection pipe, and is characterized in that: the high-temperature-resistant heat-insulating layer, the lubricating layer and the elastic sealing piece are also included. The utility model effectively solves the problems of heat preservation, sliding lubrication and water prevention of exposed pipe ends of the prefabricated directly-buried heat preservation pipe for high-temperature heat transfer at 130-800 ℃ in urban centralized heat supply, and the heat preservation pipe is widely used for liquid and gas conveying pipe networks, chemical pipeline heat preservation engineering petroleum, chemical industry, centralized heat supply and supply networks, central air conditioner ventilation pipelines, municipal engineering and the like. The high-temperature prefabricated directly-buried heat-insulating pipe is a directly-buried prefabricated heat-insulating pipe with good heat-insulating performance, safety, reliability and low engineering cost. Effectively solves the problems of heat preservation, sliding lubrication and water prevention of exposed pipe ends of prefabricated directly-buried heat preservation pipes for high-temperature heat transfer at 80-150 ℃ in urban centralized heat supply. The high-temperature prefabricated directly-buried heat-insulating pipe not only has technical and practical performances which are difficult to compare with those of the traditional ditches and overhead laying pipelines, but also has remarkable social and economic benefits, and is a powerful measure for heat supply and energy conservation.

The direct majority of current insulating tube adopts welded mode, because insulating tube welded part exposes in the external world for a long time, and then under the circumstances such as rainy weather, and then under the effect through rainwater and oxidation corrosion, and then make the welded part between two insulating tubes more fragile, and then make when the people bumps the insulating tube carelessly, and then make the welded part between two insulating tubes can take place the fracture, and then can't high-efficient transport its internal transport thing, and the fixed protection device of current existence is inconvenient for later stage dismantlement and maintenance, and then maintenance and clearance to the insulating tube to later maintenance personnel cause trouble.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a connecting mechanism of a heat preservation pipe, which can solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a thermal insulation pipe coupling mechanism, includes the thermal insulation pipe, the surface sliding connection of thermal insulation pipe has the rubber circle, the fixed surface of rubber circle is connected with the fixed block, the surface sliding connection of fixed block has the lower ring flange, the surface activity of lower ring flange is provided with the ring flange, the spring groove has been seted up to the inside of ring flange down, spring one has been placed to the inside of spring groove, the surface of spring one and the inside fixed connection of fixed block, the inside of going up the ring flange is the same with the inner structure of ring flange down, and be the mode setting of mirror image.

Preferably, the surface fixedly connected with of upper flange presses the piece, presses the bottom fixedly connected with rack of briquetting, and the surface of rack and the surface sliding connection of cartridge just run through to the inside of cartridge.

Preferably, the inner wall fixedly connected with fixed column of cartridge, the surface rotation of fixed column is connected with the gear, and the surface of gear is connected with the surface meshing of rack.

Preferably, the inner wall fixedly connected with fixed column of cartridge, the surface rotation of fixed column is connected with the gear, and the surface of gear is connected with the surface meshing of rack.

Preferably, the upper and lower both sides of the inner wall of slide bar are provided with the protrusion, and the inner wall sliding connection of slide bar has the card pole, and the shape of card pole one end sets up to the arc, and with the draw-in groove adaptation.

Preferably, the inside fixedly connected with spring two of sliding rod, the one end that the spring two kept away from the sliding rod inner wall is with clamping rod fixed connection, one side fixedly connected with of clamping rod presses the depression bar.

Compared with the prior art, the utility model has the beneficial effects that:

this insulating tube coupling mechanism, inside that the insulating tube that the staff will not equidimension removed the rubber circle, the rubber circle can laminate the insulating tube according to the extension characteristic that rubber has, laminate simultaneously at insulating tube and rubber circle and promote the fixed block, and then the fixed block promotes first spring, and then a pair of fixed block extrudees, and then the fixed block extrudees the rubber circle, and then the rubber circle can fix the insulating tube of equidimension not, and then increased the application scope of device, and then reduced the limitation of device, because the rubber circle is fixed in the junction of insulating tube, and then fix the protection to the insulating tube junction, and then reduced the insulating tube and because of artificial collision, thereby make the insulating tube break from the junction and lead to the fact the condition of damage, and then reduced cost of maintenance.

This insulating tube coupling mechanism, when needs open flange dish and lower flange dish, press the depression bar and make the clamping lever extrude second spring, and then the clamping lever backward movement breaks away from the draw-in groove, and then the clamping lever is not blockking the rack, and then the staff lifts the flange dish on and makes the rack upwards move, and then makes flange dish and lower flange dish unfixed, and then the staff removes the rubber circle, and then the rubber circle breaks away from insulating tube junction, and then the later stage staff of being convenient for maintains the insulating tube.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic view of a connecting mechanism of a heat preservation pipe of the present utility model;

FIG. 2 is a schematic view of a flange in accordance with the present utility model;

FIG. 3 is a schematic view of the inside of the cartridge of the present utility model;

FIG. 4 is a schematic view of the interior of the slide bar of the present utility model.

Reference numerals: 1. a heat preservation pipe; 2. an upper flange plate; 3. a lower flange; 4. a cartridge; 5. pressing a pressing rod; 6. pressing the blocks; 7. a rack; 8. a first spring; 9. a fixed block; 10. a spring groove; 11. a rubber ring; 12. a gear; 13. fixing the column; 14. a clamping rod; 15. a slide bar; 16. a clamping groove; 17. and a second spring.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a thermal insulation pipe coupling mechanism, including thermal insulation pipe 1, thermal insulation pipe 1's surface sliding connection has rubber circle 11, rubber circle 11's fixed surface is connected with fixed block 9, fixed block 9's surface sliding connection has lower ring flange 3, lower ring flange 3's surface activity is provided with ring flange 2, spring groove 10 has been seted up to lower ring flange 3's inside, spring 8 has been placed to spring groove 10's inside, spring 8's surface and fixed block 9's inside fixed connection, upper ring flange 2's inside is the same with lower ring flange 3's inner structure, and be the mode setting of mirror image.

When fixed block 9 atress is pushed outwards, and then promotes the inside first 8 of spring groove 10, and then the outside expansion of first 8 atress of spring, and then the first 8 of spring can extrude fixed block 9 when outwards expanding under the effect of spring elasticity, and then fixed block 9 inwards moves.

When the staff removes the inside of rubber circle 11 with the insulating tube 1 of equidimension, rubber circle 11 can laminate insulating tube 1 according to the extension characteristic that rubber has, laminate insulating tube 1 and rubber circle 11 and promote fixed block 9 simultaneously, and then fixed block 9 promotes spring one 8, and then spring one 8 extrudes fixed block 9, and then fixed block 9 extrudes rubber circle 11, and then rubber circle 11 can fix insulating tube 1 of equidimension not, and then increased the application scope of device, and then reduced the limitation of device, because rubber circle 11 is fixed in the junction of insulating tube 1, and then fix the protection to insulating tube 1 junction, and then reduced insulating tube 1 because of artificial collision, thereby make insulating tube 1 break from the junction and cause the condition of damage, and then reduced cost of maintenance.

The fixed surface of going up ring flange 2 is connected with presses down the piece 6, the bottom fixedly connected with rack 7 of pressing down the piece 6, the surface of rack 7 and the surface sliding connection of cartridge 4 just run through to the inside of cartridge 4, the inner wall fixedly connected with fixed column 13 of cartridge 4, the surface rotation of fixed column 13 connects gear 12, the surface of gear 12 is connected with the surface engagement of rack 7, open on the surface of rack 7 has draw-in groove 16, the shape of draw-in groove 16 sets up to the arc, the inner wall fixedly connected with slide bar 15 of cartridge 4, both sides are provided with the protrusion about the inner wall of slide bar 15, the inner wall sliding connection of slide bar 15 has draw-in bar 14, the shape of draw-in bar 14 one end sets up to the arc, and with draw-in groove 16 adaptation, the inside fixedly connected with spring two 17 of slide bar 15, the one end and the draw-in bar 14 fixed connection of slide bar 15 inner wall are kept away from to spring two 17, one side fixedly connected with presses down pole 5 of draw-in bar 14.

When the upper flange plate 2 and the lower flange plate 3 are not required to be fixed, the arrangement of the racks 7 and the gears 12 prevents the racks 7 from downwards moving to be clamped with the lower Fang Kagan under the action of no external force of staff, and influences the installation work of the staff.

When the staff extrudes upper flange 2 and lower flange 3, and then upper flange 2 drives and presses briquetting 6 and move down, and then press briquetting 6 and drive rack 7 and move down, and then rack 7 extrudees clamping lever 14 in the downshift process, and then clamping lever 14 moves backward, and then clamping lever 14 extrudes the inside spring two 17 of slide bar 15, and then when rack 7 descends to certain height, clamping lever 14 outwards moves into draw-in groove 16 inside under the elasticity of spring two 17, and then clamping lever 14 blocks rack 7, and then makes upper flange 2 and lower flange 3 fixed to inside rubber circle 11, and then fixed to heat preservation pipe 1 junction, and then protects heat preservation pipe 1 junction.

When the upper flange plate 2 and the lower flange plate 3 are required to be opened, the pressing rod 5 is pressed to enable the clamping rod 14 to extrude the second spring 17, the clamping rod 14 moves backwards to be separated from the clamping groove 16, the clamping rod 14 does not block the rack 7, then the worker lifts the upper flange plate 2 to enable the rack 7 to move upwards, then the upper flange plate 2 and the lower flange plate 3 are enabled to be unfixed, then the worker moves the rubber ring 11, then the rubber ring 11 is separated from the joint of the heat-insulating pipe 1, and then later workers can maintain the heat-insulating pipe 1 conveniently.

Working principle: when fixed block 9 atress is outwards pushed, and then promote the inside spring 8 of spring groove 10, and then the outside expansion of spring 8 atress, and then spring 8 can extrude fixed block 9 when outwards expanding under the effect of spring elasticity, and then fixed block 9 inwards move, when staff removes the inside of rubber circle 11 with the insulating tube 1 of equidimension, rubber circle 11 can laminate insulating tube 1 according to the extension characteristic that rubber has, laminate at insulating tube 1 and rubber circle 11 and promote fixed block 9 simultaneously, and then fixed block 9 promotes spring 8, and then spring 8 extrudes fixed block 9, and then fixed block 9 extrudes rubber circle 11, when needs opening flange dish 2 and lower flange dish 3, press down pressing rod 5 makes clamping lever 14 extrude spring two 17, and then clamping lever 14 backward movement breaks away from clamping groove 16, and then clamping lever 14 is not blocking flange dish 7, and then the staff lifts flange dish 2 and makes rack 7 upwards move, and then makes flange dish 2 and lower flange dish 3 release.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (6)

1. The utility model provides a thermal insulation pipe coupling mechanism, includes thermal insulation pipe (1), its characterized in that: the surface sliding connection of insulating tube (1) has rubber circle (11), the fixed surface of rubber circle (11) is connected with fixed block (9), the surface sliding connection of fixed block (9) has lower ring flange (3), the surface activity of lower ring flange (3) is provided with ring flange (2), spring groove (10) have been seted up to the inside of ring flange (3), spring one (8) have been placed to the inside of spring groove (10), the surface of spring one (8) and the inside fixed connection of fixed block (9), the inside of going up ring flange (2) is the same with the inner structure of lower ring flange (3), and be the mode setting of mirror image.

2. A thermal insulation pipe connection according to claim 1, wherein: the surface fixedly connected with of last ring flange (2) presses the piece (6), presses the bottom fixedly connected with rack (7) of piece (6), and the surface of rack (7) and the surface sliding connection of cartridge (4) just run through to the inside of cartridge (4).

3. A thermal insulation pipe connection according to claim 2, wherein: the inner wall of the clamping box (4) is fixedly connected with a fixing column (13), the surface of the fixing column (13) is rotationally connected with a gear (12), and the surface of the gear (12) is meshed and connected with the surface of the rack (7).

4. A thermal insulation pipe connection according to claim 3, wherein: the surface of rack (7) is opened has draw-in groove (16), and the shape of draw-in groove (16) sets up to the arc, and inner wall fixedly connected with slide bar (15) of cartridge (4).

5. The insulating tube coupling mechanism of claim 4, wherein: the inner wall upper and lower both sides of slide bar (15) all are provided with the protrusion, and the inner wall sliding connection of slide bar (15) has clamping bar (14), and the shape of clamping bar (14) one end sets up to the arc, and with draw-in groove (16) adaptation.

6. The insulating tube coupling mechanism of claim 5, wherein: the inside fixedly connected with spring two (17) of sliding rod (15), the one end that sliding rod (15) inner wall was kept away from to spring two (17) is fixedly connected with clamping rod (14), one side fixedly connected with of clamping rod (14) presses pole (5).