CN216774189U

CN216774189U - MPP power cable protection pipe convenient to link up sealedly

Info

Publication number: CN216774189U
Application number: CN202122541381.2U
Authority: CN
Inventors: 王其震; 蒋学忠
Original assignee: Yangzhou Hongxin Line Equipment Co ltd
Current assignee: Jiangsu Ruimao Electric Technology Co.,Ltd.
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-06-17
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses an MPP power cable protection tube convenient for jointing and sealing in the technical field of cable protection tubes, which comprises a first tube body and a second tube body, wherein the open end of the first tube body is connected with a left splicing disc through a connecting sleeve thread, the open end of the second tube body is connected with a right splicing disc matched with the left splicing disc through a connecting sleeve thread, the outer surface of the left splicing disc is provided with a left connecting sleeve, a connecting groove is arranged in the left connecting sleeve, one side of the right splicing disc close to the left connecting sleeve is provided with a right connecting sleeve matched with the connecting groove, and the inner cavities of the first tube body and the second tube body are sequentially provided with a fireproof layer, a damp-proof ring and an insulating lining layer from outside to inside. The practicability is good.

Description

MPP power cable protection pipe convenient to link up sealedly

Technical Field

The utility model relates to the technical field of cable protection pipes, in particular to an MPP power cable protection pipe convenient for connection and sealing.

Background

With the increase of the demand of China on electric power, the electric power industry is developed at a high speed, the consumption of the power pipeline matched with the MPP power pipe is increased day by day, the existing MPP power pipe is generally in a simple plastic hollow cylindrical shape, a cable is usually used by being worn in the pipeline, when the pipes are installed, the MPP power cable protection pipe needs to be properly cut and cut, and the cut pipeline is generally welded and connected in a welding mode.

Two sets of adjacent power cable protection pipes are connected together through the welded mode and the operation is troublesome relatively, have reduced work efficiency, and the practicality is relatively poor, and current power cable protection pipe's protective effect is not good, and the cable in the protective tube damages easily, and protective effect is poor, for this reason, we propose the MPP power cable protection pipe of being convenient for link up sealedly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an MPP power cable protection pipe convenient for connection and sealing, and aims to solve the problem that the efficiency of installing the cable protection pipe in a welding mode is low in the background technology.

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

MPP power cable protection tube convenient to link up sealedly, including first body and second body, there is left splicing disc the open end of first body through adapter sleeve threaded connection, there is right splicing disc assorted with left splicing disc the open end of second body through adapter sleeve threaded connection, the surface mounting of left side splicing disc has left adapter sleeve, and is equipped with the spread groove in the left adapter sleeve, one side that right side splicing disc is close to left adapter sleeve is installed and is connected with spread groove assorted right side adapter sleeve, first body and second body inner chamber are equipped with flame retardant coating, dampproof ring and insulating inner liner by outer in proper order to.

Further: four groups of mounting seats are installed on the outer surface of the left splicing disc and the outer ring of the left connecting sleeve, and four groups of mounting blocks matched with the mounting seats are arranged on the outer surface of the right splicing disc and the outer ring of the right connecting sleeve.

Further: mounting grooves matched with the mounting blocks are formed in the four groups of mounting seats, threaded holes communicated with the mounting grooves are formed in the top ends of the four groups of mounting seats, penetrating positioning holes are formed in the four groups of mounting seats, and fastening bolts are vertically inserted into the positioning holes and the threaded holes.

Further: the insulating lining layer is made by smearing insulating paint.

Further: sealing gaskets are arranged at the joints of the left splicing disc and the right splicing disc, the first pipe body and the second pipe body.

Further: the outer surfaces of the left splicing disc and the right splicing disc are coated with antirust coatings.

Further: and a reinforced lining pipe is also arranged between the moisture-proof ring and the insulating lining layer.

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

1. according to the utility model, two groups of protection tubes are spliced together through the left splicing disk and the right splicing disk, so that the traditional welding mode is replaced, wherein the right connecting sleeve is spliced in the connecting groove in the left connecting sleeve, so that the connection tightness of the left splicing disk and the right splicing disk can be improved, the installation method is simple, the connection is stable, and the practicability is good.

2. The flame retardant coating has improved the fire resistance of protection tube in first body and the second body, and the cable that dampproofing circle can effectual protection tube is not dampened, and better protection reaches the cable, improves the life of cable, and insulating inner liner has played insulating effect, and the protection effect is good, excellent in use effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the left splice tray of the present invention;

FIG. 3 is a schematic diagram of the structure of the right splice tray of the present invention;

fig. 4 is a sectional view showing the inner structure of the first and second tubes according to the present invention.

In the figure: 1. a first pipe body; 101. a fire barrier layer; 102. a moisture-proof ring; 103. reinforcing the lining pipe; 104. an insulating liner layer; 2. a second tube body; 3. connecting sleeves; 4. a left splice tray; 5. a right splice tray; 6. a left connecting sleeve; 7. a right connecting sleeve; 8. a mounting seat; 9. mounting blocks; 10. fastening a bolt; 11. a threaded hole; 12. connecting grooves; 13. mounting grooves; 14. and (7) positioning the holes.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: an MPP power cable protection tube convenient for joint sealing comprises a first tube body 1 and a second tube body 2, wherein the open end of the first tube body 1 is in threaded connection with a left splicing disc 4 through a connecting sleeve 3, the open end of the second tube body 2 is in threaded connection with a right splicing disc 5 matched with the left splicing disc 4 through the connecting sleeve 3, the outer surface of the left splicing disc 4 is provided with a left connecting sleeve 6, a connecting groove 12 is arranged in the left connecting sleeve 6, one side, close to the left connecting sleeve 6, of the right splicing disc 5 is provided with a right connecting sleeve 7 matched with the connecting groove 12, the inner cavities of the first tube body 1 and the second tube body 2 are sequentially provided with a fireproof layer 101, a damp-proof ring 102 and an insulating lining layer 104 from outside to inside, the connecting sleeve 3 is fixedly installed on the left splicing disc 4 and the right splicing disc 5, when in use, the left splicing disc 4 is in threaded connection with the open end of the first tube body 1 through the connecting sleeve 3, the right splicing disc 5 is in threaded connection with the open end of the second tube body 2 through the connecting sleeve 3, move first body 1 and second body 2 to relative direction again, at this moment, in right side adapter sleeve 7 slowly inserted the spread groove 12 in the left side adapter sleeve 6, left side adapter sleeve 6 and right side adapter sleeve 7 can play sealed effect to the junction of first body 1 and second body 2, traditional welding mode has been replaced, flame retardant coating 101 has improved the fire resistance of protection tube, the cable that damp proof circle 102 can effectual protection intraductal does not wet, the service life of cable is prolonged, insulating inner liner 104 has played insulating effect.

Referring to fig. 1, preferably, four sets of mounting seats 8 are installed on the outer surface of the left splice tray 4 and on the outer ring of the left connection sleeve 6, four sets of mounting blocks 9 matched with the mounting seats 8 are installed on the outer surface of the right splice tray 5 and on the outer ring of the right connection sleeve 7, and when the left connection tray 4 and the right connection tray 5 approach each other in the opposite direction, the mounting blocks 9 are inserted into the inner cavity of the mounting seats 8.

Referring to fig. 1-3, preferably, mounting grooves 13 matched with the mounting blocks 9 are formed in the four mounting seats 8, threaded holes 11 communicated with the mounting grooves 13 are formed in the top ends of the four mounting seats 8, through positioning holes 14 are formed in the four mounting blocks 9, and fastening bolts 10 are vertically inserted into the positioning holes 14 and the threaded holes 11, when the mounting blocks 9 are inserted into the mounting grooves 13, the positions of the positioning holes 14 and the threaded holes 11 are observed, when the two groups of holes are in the same vertical direction, the fastening bolts 10 are inserted into the through positioning holes 14, the positions of the two through fastening bolts 10 are reinforced, and therefore the left splice tray 4 and the right splice tray 5 are mounted.

Referring to fig. 4, preferably, the insulating lining layer 104 is made of insulating paint by painting.

Referring to fig. 1, preferably, sealing gaskets (not shown) are disposed at joints of the left splice tray 4 and the right splice tray 5 with the first pipe 1 and the second pipe 2, and the sealing gaskets further improve the sealing performance of the splice.

Example 2:

referring to fig. 1, this embodiment is different from the first embodiment in that: the outer surfaces of the left splicing disc 4 and the right splicing disc 5 are coated with antirust coatings, and the antirust coatings have an anticorrosion effect and prolong the service life of the splice trays.

Referring to fig. 4, a reinforcing lining pipe 103 is further disposed between the moisture-proof ring 102 and the insulating lining layer 104, and the reinforcing lining pipe 103 is made of composite fiber rubber, so that the power protection pipe can be effectively prevented from collapsing, and the internal power cable is prevented from being damaged.

The working principle is as follows: when the utility model is used, firstly, the left splicing disk 4 and the right splicing disk 5 are arranged at the opening ends of the first pipe body 1 and the second pipe body 2 through the connecting sleeve 3, the first pipe body 1 and the second pipe body 2 are moved towards opposite directions, at the moment, the right connecting sleeve 7 is inserted into the connecting groove 12 in the left connecting sleeve 6, the connection between the left connecting sleeve and the right connecting sleeve can play a role of sealing, when the left connecting disk 4 and the right connecting disk 5 approach towards opposite directions, the mounting block 9 is inserted into the mounting groove 13 in the inner cavity of the mounting seat 8, then the positions of the positioning hole 14 and the threaded hole 11 are observed, when the holes are positioned in the same vertical direction, the fastening bolt 10 is inserted into the holes, the positions of the left splicing disk 4 and the right splicing disk 5 are reinforced through the fastening bolt 10, the mounting of the left splicing disk 4 and the right splicing disk 5 is completed, the traditional welding is replaced, the mounting method is simple and the connection is stable, wherein, the fireproof layer 101 in the first pipe body 1 and the second pipe body 2 improves the fire resistance of the protection pipe, the moisture-proof ring 102 can effectively protect the cable in the protective pipe from being affected with moisture, the service life of the cable is prolonged, and the insulating lining layer 104 plays an insulating role.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. MPP power cable protection pipe convenient to link up sealedly, including first body (1) and second body (2), its characterized in that: the open end of first body (1) has left concatenation dish (4) through adapter sleeve (3) threaded connection, the open end of second body (2) has right concatenation dish (5) with left concatenation dish (4) assorted through adapter sleeve (3) threaded connection, the surface mounting of left side concatenation dish (4) has left adapter sleeve (6), and is equipped with spread groove (12) in left adapter sleeve (6), right side concatenation dish (5) are close to one side of left adapter sleeve (6) and install right adapter sleeve (7) with spread groove (12) assorted, first body (1) and second body (2) inner chamber are by outer being equipped with flame retardant coating (101), damp-proof circle (102) and insulating inner liner (104) in proper order to.

2. The MPP power cable protection tube convenient for splice sealing of claim 1, wherein: the surface of a left side splicing disc (4) and the outer ring of the left connecting sleeve (6) are provided with four groups of mounting seats (8), the surface of a right side splicing disc (5) and the outer ring of the right connecting sleeve (7) are provided with four groups of mounting blocks (9) matched with the mounting seats (8).

3. The MPP power cable protection tube convenient for splice sealing of claim 2, wherein: mounting grooves (13) matched with the mounting blocks (9) are formed in the four groups of mounting seats (8), threaded holes (11) communicated with the mounting grooves (13) are formed in the top ends of the four groups of mounting seats (8), through positioning holes (14) are formed in the four groups of mounting blocks (9), and fastening bolts (10) are vertically inserted into the positioning holes (14) and the threaded holes (11).

4. The MPP power cable protection tube convenient for splice sealing of claim 1, wherein: the insulating lining layer (104) is made by coating insulating paint.

5. The MPP power cable protection tube convenient for splice sealing of claim 1, wherein: and sealing gaskets are arranged at the joints of the left splicing disc (4) and the right splicing disc (5) and the first pipe body (1) and the second pipe body (2).

6. The MPP power cable protection tube convenient for splice sealing of claim 1, wherein: and the outer surfaces of the left splicing disc (4) and the right splicing disc (5) are coated with antirust coatings.

7. The MPP power cable protection tube convenient for splice sealing of claim 1, wherein: and a reinforced lining pipe (103) is also arranged between the moisture-proof ring (102) and the insulating lining layer (104).