CN110768182B

CN110768182B - Heat-insulating power pipeline

Info

Publication number: CN110768182B
Application number: CN201911194298.3A
Authority: CN
Inventors: 万大朋
Original assignee: Hubei Kinma Plastic Industry Co ltd
Current assignee: HUBEI KINMA PLASTIC INDUSTRY Co.,Ltd.
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-24
Anticipated expiration: 2039-11-28
Also published as: CN110768182A

Abstract

The invention discloses a heat-insulating electric power pipeline which comprises two shells which are centrosymmetric, wherein heat-insulating shells are arranged on five side walls of the two shells, which are far away from each other, main cavities are arranged in the two shells, the main cavities penetrate through the heat-insulating shells, electric power pipelines are respectively arranged in the two main cavities, the two electric power pipelines are arranged in a connecting manner, clamping devices are arranged on the two side walls, which are close to each other, of the two shells, and a fixing device is arranged at one end, which is far away from each other, of the two main cavities. The invention can greatly improve the heat insulation and the safety of the power pipeline joint and ensure the safety and the stability of power transportation.

Description

Heat-insulating power pipeline

Technical Field

The invention relates to the technical field of power pipelines, in particular to a heat-insulating power pipeline.

Background

With the continuous development of society, the industry of electric energy as an energy source used by people in life is also continuously developed. In order to reduce the energy loss during the transportation of electric power as much as possible, it is generally necessary to use corresponding insulated electric power pipes for the transportation of electric power, for which purpose connection fixtures to the corresponding insulated electric power pipes are also used.

At present, current thermal-insulated power pipeline's connection fixing device is simple flange and welding process, and this kind of connected mode makes power pipeline's junction directly expose in external environment, very big reduction thermal-insulated power pipeline's heat-proof quality and security, and when power pipeline took place to rock, very easily led to the fact the destruction to thermal-insulated power pipeline's connection, then made power pipeline destroyed.

Disclosure of Invention

The invention aims to solve the defects in the prior art, such as: the existing connecting and fixing device for the heat insulation power pipeline greatly reduces the heat insulation performance and safety of the heat insulation power pipeline, and can be influenced and damaged by the sloshing heat insulation power pipeline.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a thermal-insulated power pipeline, includes that two are centrosymmetric casings, two all be equipped with the heat preservation shell on the inner wall of shell, two all be equipped with the main cavity in the casing, the main cavity runs through the heat preservation shell setting, two be equipped with power pipeline in the main cavity respectively, two power pipeline are the connection setting, two all be equipped with clamping device on two lateral walls that the casing is close to each other, two the one end that the main cavity was kept away from each other all is equipped with fixing device.

Preferably, the clamping device comprises two fixing grooves and two sliding grooves which are arranged in the shell and are symmetrically arranged about the main cavity, the two fixing grooves and the two sliding grooves both penetrate through the shell, the sliding grooves are arranged close to the main cavity, the fixing grooves are arranged far away from the main cavity, a communicating cavity is arranged between the sliding grooves and the fixing grooves, the fixing blocks are connected in the fixing grooves in a sliding mode, sliding blocks are connected in the sliding grooves in a sliding mode, a first spring is fixedly connected to one side wall, close to the fixing blocks, of each sliding block, one end, far away from the sliding blocks, of each sliding block penetrates through the communicating cavity and then is fixedly connected to the fixing blocks, a connecting block is fixedly connected to one side wall, far away from the fixing blocks, one end, far away from the sliding blocks, of each connecting block penetrates through the shell, one end, far away from the sliding blocks, of each, two be equipped with first rubber pad on the mutual lateral wall that is close to in centre gripping groove, one of them be equipped with two screw holes that are the symmetry and set up on the grip block, another reality grip block is kept away from and is equipped with two bolt grooves that are the symmetry and set up on the lateral wall in centre gripping groove, two bolt grooves are just to two the screw hole sets up, bolt inslot rotation is connected with countersunk head bolt, countersunk head bolt keeps away from the one end in bolt groove and runs through behind the grip block threaded connection in the screw hole, two be equipped with connecting device between the casing.

Preferably, connecting device includes two connecting rods of fixed connection respectively on a casing and a connecting block, two the connecting rod is located power pipeline's same one side setting, another be equipped with the spread groove on casing and the connecting block that corresponds respectively, the spread groove is mutually supported with the connecting rod, two the one end that the connecting rod is close to another casing all is equipped with the spring groove, fixedly connected with elastic rod on one side inner wall that another casing was kept away from to the spring groove, the elastic rod links to each other through the second spring between the one end that is close to another casing and the inner wall of spring groove, fixedly connected with stopper on the lateral wall that the spring groove was kept away from to the elastic rod, the stopper is close to the setting of second spring, be equipped with the spacing groove in the spread groove, the spacing groove is the matching.

Preferably, fixing device is including setting up two on two symmetrical lateral walls of main cavity and being the isolation tank that the symmetry set up, two equal sliding connection has the division board in the isolation tank, two lateral walls that the division board was kept away from each other all link to each other through the third spring between the inner wall of isolation tank, two equal fixedly connected with fixed plate on two lateral walls that the division board is close to each other, two all be equipped with fixed breach, two on two lateral walls that the fixed plate is close to each other all be equipped with the second rubber pad on two lateral walls that fixed breach is close to each other, one of them the screw runs through there are two screws that are the symmetry and set up on the fixed plate, two equal screw of screw runs through another fixed plate setting.

Preferably, the joint of the two power pipelines is sleeved with an insulating sleeve.

Preferably, two equal fixedly connected with auxiliary rod, two on the fixed block is close to a lateral wall of sliding block the connecting block all is equipped with the auxiliary tank on being close to a lateral wall of fixed block, the auxiliary tank runs through the sliding block setting, the one end joint that the fixed block was kept away from to the auxiliary rod sets up in the auxiliary tank.

The invention has the beneficial effects that: in this device, two sections power pipeline accomplish the connection work in the casing, are equipped with the heat preservation shell outside the casing, so just very big improvement the heat-proof quality and the security of power pipeline junction, and the second spring in first spring in the clamping device and the fixing device makes power pipeline can not influence two sections power pipeline's normal connection when taking place to rock, has guaranteed electric power transportation's safety and stability.

Drawings

Fig. 1 is a front sectional view of an insulated power conduit according to the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1;

FIG. 3 is a side sectional view of a portion of an insulated electrical conduit clamping device according to the present invention;

FIG. 4 is an enlarged view of the structure B of FIG. 3;

fig. 5 is a side sectional view of a portion of a heat-insulated power pipe fixing device according to the present invention.

In the figure: the heat preservation device comprises a shell body 1, a heat preservation shell 2, a main cavity 3, an electric power pipeline 4, a fixing groove 5, a sliding groove 6, a communicating cavity 7, a fixing block 8, a sliding block 9, a first spring 10, a connecting block 11, a clamping block 12, a clamping groove 13, a first rubber pad 14, a bolt groove 15, a countersunk bolt 16, a connecting rod 17, a connecting groove 18, an elastic rod 19, a second spring 20, a limiting block 21, a limiting groove 22, an isolating groove 23, an isolating plate 24, a third spring 25, a fixing plate 26, a fixing notch 27, a second rubber pad 28, a screw 29, an insulating sleeve 30, an auxiliary rod 31, an auxiliary groove 32 and a spring groove 33.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a heat-insulated electric power pipeline comprises two housings 1 which are centrosymmetric, wherein heat-insulating housings 2 are respectively arranged on the inner walls of the two housings 1, the housings 1 and the heat-insulating housings 2 are arranged to separate the whole joint from the outside, so that the heat-insulating property and the safety of the joint are ensured, a main cavity 3 is respectively arranged in each housing 1, the main cavity 3 penetrates through the heat-insulating housings 2, so that the electric power pipeline 4 can pass through smoothly, electric power pipelines 4 are respectively arranged in the two main cavities 3, the two electric power pipelines 4 are arranged in a connected manner, an insulating sleeve 30 is sleeved on the joint of the two electric power pipelines 4, the insulating sleeve 30 is arranged to ensure that the electric power pipelines 4 are connected more safely and stably, clamping devices are respectively arranged on two side walls which are close to each other of the two housings 1, each clamping device comprises two fixing grooves 5 and two sliding grooves 6 which are symmetrically arranged in the housings 1 and are arranged, two fixed grooves 5 and two sliding grooves 6 are arranged through the shell 1, the fixed block 8 in the fixed groove 5 and the sliding block 9 in the sliding groove 6 can smoothly leave the shell 1 through the through arrangement, the operation is convenient for a user, the sliding groove 6 is arranged close to the main cavity 3, the fixed groove 5 is arranged far away from the main cavity 3, a communicating cavity 7 is arranged between the sliding groove 6 and the fixed groove 5, the fixed block 8 is connected in the fixed groove 5 in a sliding way, the sliding block 9 is connected in the sliding groove 6 in a sliding way, the fixed block 8 and the sliding block 9 can be conveniently operated by the user to separate from the fixed groove 5 and the sliding groove 6 through the sliding connection, a first spring 10 is fixedly connected on one side wall of the sliding block 9 close to the fixed block 8, one end of the first spring 10 far away from the sliding block 9 is fixedly connected on the fixed block 8 after penetrating through the, the first spring 1 can be extruded and pulled to complete buffering, so that the sliding block 9 is prevented from shaking excessively;

one side wall of the sliding block 9 far away from the fixed block 8 is fixedly connected with a connecting block 11, one end of the connecting block 11 far away from the sliding block 9 is arranged through the shell 1, one side wall of the two fixed blocks 8 near the sliding block 9 is fixedly connected with an auxiliary rod 31, one side wall of the two connecting blocks 11 near the fixed block 8 is provided with an auxiliary groove 32, the auxiliary groove 32 is arranged through the sliding block 9, one end of the auxiliary rod 31 far away from the fixed block 8 is clamped in the auxiliary groove 32, the arrangement enables the fixed block 8, the sliding block 9 and the connecting block 11 to be consistent during movement and not to interfere with the extrusion or pulling of the first spring 10 of the sliding block 9, one end of the connecting block 11 far away from the sliding block 9 is fixedly connected with a clamping block 12, two clamping grooves 13 which are symmetrically arranged are arranged on two side walls of the two clamping blocks 12 which are close, the rubber has good elasticity, good shaping and good insulating effect, can smoothly complete clamping, simultaneously ensures the clamping and the safety of the power pipeline 4 and the safety of the power pipeline, one clamping block 12 is provided with two symmetrically arranged threaded holes, one side wall of the other clamping block 12 away from the clamping groove 13 is provided with two symmetrically arranged bolt grooves 15, the two bolt grooves 15 are arranged right opposite to the two threaded holes, the bolt grooves 15 are rotationally connected with countersunk bolts 16, the countersunk bolts 16 and the bolt grooves 15 are arranged in a matching way, so that the countersunk head bolt 16 does not interfere with the movement of the clamping block 12, one end of the countersunk head bolt 16, which is far away from the bolt groove 15, penetrates through the clamping block 12 and is then screwed into the threaded hole, therefore, a user can adjust the distance between the two clamping blocks 12 by rotating the countersunk head bolt 16, and then clamping and fixing the power pipelines 4 with different specifications are completed, so that the stability and the safety of the power pipelines 4 and the connection part are ensured;

a connecting device is arranged between the two shells 1, the connecting device comprises two connecting rods 17 fixedly connected to one shell 1 and one connecting block 11 respectively, the two connecting rods 17 are arranged at the same side of the power pipeline 4, the other shell 1 and the corresponding connecting block 11 are provided with connecting grooves 18 respectively, the connecting grooves 18 are matched with the connecting rods 17, one ends of the two connecting rods 17 close to the other shell 1 are provided with spring grooves 33, the inner wall of one side of the spring groove 33 far away from the other shell 1 is fixedly connected with an elastic rod 19, one end of the elastic rod 19 close to the other shell 1 is connected with the inner wall of the spring groove 33 through a second spring 20, one side wall of the elastic rod 19 far away from the spring groove 33 is fixedly connected with a limiting block 21, the shape of the limiting block 21 is as shown in figure 2, the limiting block 21 arranged in such a way enables the, the limiting block 21 is arranged close to the second spring 20, the limiting groove 22 is arranged in the connecting groove 18, the limiting groove 22 and the limiting block 21 are arranged in a matched mode, and therefore the elastic rod 19 can push the limiting block 21 to be clamped in the limiting groove 22 under the elastic force action of the second spring 20 to complete fixation, the two power pipelines 4 are enabled to always keep synchronous motion by the connecting block 11 which is fixedly connected together, so that connection is more stable, the connecting position of the power pipelines 4 is not contacted with the outside due to the casing 1 which is fixedly connected together, and the heat insulation performance and the safety of the connecting position are greatly improved;

the end of each of the two main cavities 3 away from each other is provided with a fixing device, the fixing device comprises two symmetrically arranged isolation grooves 23 arranged on two symmetrical side walls of the main cavity 3, isolation plates 24 are slidably connected in the two isolation grooves 23, the two side walls of each of the two isolation plates 24 away from each other are connected with the inner walls of the isolation grooves 23 through third springs 25, the third springs 25 enable the isolation plates 24 to be capable of extruding or pulling the third springs 25 when being extruded or pulled, so as to complete buffering, so that the damage to the device under shaking is minimized, fixing plates 26 are fixedly connected on the two side walls of each of the two isolation plates 24 close to each other, the isolation plates 24 and the fixing plates 26 are arranged in a matching manner, so as to complete the sealing of the main cavity 3, further improve the safety and the heat insulation of the device, and fixing notches 27 are arranged on the two side walls of each of the two fixing plates 26 close to each other, all be equipped with second rubber pad 28 on two lateral walls that two fixed gaps 27 are close to each other, the elasticity of rubber is good, it is moulding good and insulating effectual, when can accomplish the centre gripping smoothly, guarantee centre gripping and safety and power pipeline 4 safety itself, screw through has two screws 29 that are the symmetry setting on one of them fixed plate 26, two screw 29 equal screw threads run through another fixed plate 26 setting, screw 29 rotates and makes two fixed plates 26 be close to each other, promote then that two second rubber pads 28 accomplish fixed to power pipeline 4's centre gripping, make power pipeline 4 itself and the stability and the security of junction obtain further promotion.

In the invention, when a user uses the device, firstly, two electric power pipelines 4 penetrate through the main cavity 3 to complete the connection of the two electric power pipelines 4, and the insulating sleeve 30 is sleeved at the connection position of the two electric power pipelines 4, so that the connection safety can be further ensured, by pulling the clamping blocks 12 in the two shells 1, the connecting block fixedly connected with the clamping blocks 12 and the sliding block 9 are leaked out of the shell 1, so that the clamping blocks 12 are exposed out of the main cavity 3 to facilitate the operation of the user, then, the countersunk head bolt 16 is rotated, the countersunk head bolt 16 drives the two clamping blocks 12 to mutually approach in the rotating process, then, the two first rubber pads 14 are driven to complete the clamping and fixing of the electric power pipelines 4, then, the connecting block 11 is pushed, the connecting rod 17 on the connecting block 11 is inserted into the connecting groove 18, the elastic rod 19 pushes the limiting block 21 to be clamped in the limiting groove 22 under the elastic force of, the connection and fixation between the connecting blocks 11 are completed, so that the connection position of the two power pipelines 4 is more stable;

the two shells 1 are pushed again, the fixed block 8 and the sliding block 9 are retracted into the fixed groove 5 and the sliding groove 6, the connecting rod 17 on the shells 1 is inserted into the connecting groove 18, the elastic rod 19 pushes the limiting block 21 to be clamped in the limiting groove 22 under the action of the elastic force of the second spring 20, so that the shells 1 are connected and fixed, the electric power pipeline 4 is further ensured to be connected and fixed, the clamping block 12, the connecting block 11 and the sliding block 9 can be pushed to extrude the first spring 10 when the electric power pipeline 4 shakes, buffering is completed, and the two connecting blocks 11 are connected and fixed together, so that the two electric power pipelines 4 can move simultaneously, the damage of the electric power pipeline 4 caused by shaking is reduced, and the connection stability is further ensured;

then, the screw 29 is rotated, the screw 29 drives the two fixing plates 26 to push the two second rubber pads 28 to complete the secondary fixation of the power pipeline 4 in the rotating process, the power pipeline 4 is further ensured to be stable, meanwhile, the main cavity 3 is sealed due to the existence of the partition plate 24, the heat insulation performance and the safety of the joint of the power pipeline 4 are further improved, when the power pipeline 4 shakes, the power pipeline 4 can push the fixing plates 26 and the partition plate 24 to extrude the third spring 25, the buffering is completed, the damage caused by shaking is further reduced, the safety and the stability of the power pipeline 4 and the joint are ensured, and the normal operation of power transmission is ensured.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The heat-insulating electric power pipeline comprises two shells (1) which are centrosymmetric, and is characterized in that heat-insulating shells (2) are arranged on the inner walls of the two shells (1), a main cavity (3) is arranged in the two shells (1), the main cavity (3) penetrates through the heat-insulating shells (2), electric power pipelines (4) are respectively arranged in the two main cavities (3), the two electric power pipelines (4) are arranged in a connecting manner, clamping devices are arranged on two side walls, close to each other, of the two shells (1), and fixing devices are arranged at one ends, far away from each other, of the two main cavities (3); the clamping device comprises two fixing grooves (5) and two sliding grooves (6) which are arranged in a shell (1) and symmetrically arranged about a main cavity (3), wherein the two fixing grooves (5) and the two sliding grooves (6) are arranged by penetrating through the shell (1), the sliding grooves (6) are arranged close to the main cavity (3), the fixing grooves (5) are arranged far away from the main cavity (3), a communicating cavity (7) is arranged between the sliding grooves (6) and the fixing grooves (5), a fixing block (8) is connected in the fixing grooves (5), sliding blocks (9) are connected in the sliding grooves (6) in a sliding mode, a first spring (10) is fixedly connected to one side wall, close to the fixing block (8), of each sliding block (9), one end, far away from the sliding block (9), of each first spring (10) penetrates through the communicating cavity (7) and then is fixedly connected to the fixing block (8), the sliding block (9) is far away from a side wall of the fixed block (8), the connecting block (11) is fixedly connected with a connecting block (11), one end of the connecting block (11) far away from the sliding block (9) penetrates through the shell (1) to be arranged, one end of the connecting block (11) far away from the sliding block (9) is fixedly connected with a clamping block (12), two clamping grooves (13) which are symmetrically arranged are arranged on two side walls of the clamping block (12) close to each other, a first rubber pad (14) is arranged on one side wall of the clamping groove (13) close to each other, two threaded holes which are symmetrically arranged are arranged on one clamping block (12), two bolt grooves (15) which are symmetrically arranged are arranged on one side wall of the other clamping block (12) far away from the clamping groove (13), the two bolt grooves (15) are just opposite to the two threaded holes, and a sunk bolt (16) is rotationally, one end, far away from the bolt groove (15), of the countersunk head bolt (16) penetrates through the clamping block (12) and then is in threaded connection with the threaded hole, and a connecting device is arranged between the two shells (1).

2. A heat insulated electric power pipe according to claim 1, characterized in that said connecting means comprises two connecting rods (17) fixedly connected to one housing (1) and one connecting block (11), respectively, two of said connecting rods (17) are located on the same side of the electric power pipe (4), the other housing (1) and the corresponding connecting block (11) are respectively provided with a connecting groove (18), said connecting groove (18) and the connecting rods (17) are mutually engaged, one end of each of the two connecting rods (17) close to the other housing (1) is provided with a spring groove (33), an inner wall of one side of the spring groove (33) far from the other housing (1) is fixedly connected with an elastic rod (19), one end of the elastic rod (19) close to the other housing (1) is connected to the inner wall of the spring groove (33) through a second spring (20), fixedly connected with stopper (21) on the lateral wall of spring groove (33) is kept away from in elastic rod (19), stopper (21) are close to second spring (20) and set up, be equipped with spacing groove (22) in spread groove (18), spacing groove (22) are the matching setting with stopper (21).

3. The heat-insulated electric power pipeline according to claim 1, characterized in that the fixing device comprises two symmetrically-arranged isolation grooves (23) arranged on two symmetrical side walls of the main cavity (3), two isolation plates (24) are slidably connected in the two isolation grooves (23), two side walls of the two isolation plates (24) far away from each other are connected with the inner wall of the isolation groove (23) through a third spring (25), two side walls of the two isolation plates (24) close to each other are fixedly connected with a fixing plate (26), two side walls of the two fixing plates (26) close to each other are respectively provided with a fixing notch (27), two side walls of the two fixing notches (27) close to each other are respectively provided with a second rubber pad (28), two symmetrically-arranged screws (29) penetrate through one fixing plate (26) in a threaded manner, the two screws (29) are arranged through the other fixing plate (26) in a threaded mode.

4. A thermally insulated electric power conduit according to claim 1, characterized in that the joint of the two electric power conduits (4) is sheathed with an insulating sheath (30).

5. The heat-insulating electric power pipeline as claimed in claim 1, wherein an auxiliary rod (31) is fixedly connected to each of two side walls of the fixed blocks (8) close to the sliding block (9), an auxiliary groove (32) is formed in each of two side walls of the connecting blocks (11) close to the fixed blocks (8), the auxiliary grooves (32) are formed through the sliding block (9), and one ends, far away from the fixed blocks (8), of the auxiliary rods (31) are clamped in the auxiliary grooves (32).