CN217720566U

CN217720566U - External pressure resistant MPP cable engineering protection tube

Info

Publication number: CN217720566U
Application number: CN202221175232.7U
Authority: CN
Inventors: 朱晓; 钟敏
Original assignee: Suzhou Eurate Pipe Co ltd
Current assignee: Suzhou Eurate Pipe Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-11-01
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses an external pressure resistant MPP cable engineering protection tube belongs to MPP pipe technical field, including a pipe body, the outside cover of body has the buffering subassembly, the outside cover of sheathed tube has protective assembly, the utility model discloses a set up buffering subassembly, the impact force passes to the sleeve pipe through the guard ring and drives its removal, under the sliding connection between limiting plate and fixed cover, can implement the buffering to the impact force that the sleeve pipe brought through spring two, and then make the cable of body inside can not receive the disturbance, make the stable effect of body better; the utility model discloses a set up protection component, the body is outside receiving the punching press after, and the impact force can be used in can not directly with the body contact on the guard plate, can prevent effectively that the body from receiving the punching press and producing deformation, after the guard plate deformation damages, the accessible fixed block promotes the guard plate to one side, and its other end just can shift out from the inside groove, alright pull down it and change new guard plate, and is better to the protective effect of body.

Description

External pressure resistant MPP cable engineering protection tube

Technical Field

The utility model belongs to the technical field of the MPP pipe, concretely relates to external pressure resistant MPP cable engineering protection tube.

Background

The MPP pipe is also called MPP power cable protection pipe and is divided into an excavation type and a non-excavation type, the MPP non-excavation pipe is also called MPP top pipe or dragging pipe, and the MPP pipe is suitable for high-voltage transmission line cable calandria pipes above 10 KV.

In chinese patent application number is 201921623801.8 discloses an external pressure resistant MPP pipe, when the body received the punching press, on impact force and the direct action that pressure can be on the body, the body can produce violent rocking under the influence of power, drives inside cable and shifts, and very easily leads to the body to send out deformation, can make inside cable receive the damage even.

SUMMERY OF THE UTILITY MODEL

To solve the problems raised in the background art described above. The utility model provides an external pressure resistant MPP cable engineering protection tube has external pressure resistant, the characteristics that the structure is firm.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an external pressure resistant MPP cable engineering protection tube, includes the body, the outside cover of body has the buffering subassembly.

Preferably, the buffering subassembly is including the sleeve pipe, lead to groove, connecting rod, two springs, limiting plate and fixed cover, the outside cover of body has the sleeve pipe, sheathed tube internally mounted has a plurality of fixed covers, logical groove has all been seted up to the inside of fixed cover, the inside that leads to the groove all installs two springs, the surface of body all overlaps and has a plurality of connecting rods, the outer end of connecting rod all is provided with the limiting plate, the connecting rod is a set of with fixed cover four is equal, four the connecting rod, fixed cover all are square four corners equidistance and arrange, the connecting rod all corresponds one-to-one with fixed cover, be sliding connection between limiting plate and the logical groove.

Preferably, the spout has all been seted up to the inside of limiting plate, the outer end of connecting rod all is connected with the slider, the slider all is "T" font structure with the spout, be sliding connection between slider and the spout.

Preferably, the outside cover of sheathed tube has the protective assembly, the protective assembly is including guard plate, inside groove, spring one, guard ring and support the piece, the outside cover of sheathed tube has a plurality of guard rings, two all be connected with two guard plates between the guard ring, two inside grooves have all been seted up to the inside of guard ring, two are all installed to the inside of inside groove and support the piece, two all be connected with spring one between supporting the piece.

Preferably, the guard plate all is half arc structure, two all mutual symmetry between the guard plate, all leave the dashpot between guard plate and the sleeve pipe.

Preferably, the abutting blocks are connected with the inner grooves in a sliding mode, the protection plates are connected with the inner grooves in a slot type, and the fixing blocks are arranged on the surfaces of the protection plates.

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

1. the utility model discloses a set up the buffering subassembly, the impact force passes to the sleeve pipe through the guard ring and drives its removal, under the sliding connection between limiting plate and fixed cover, can implement the buffering to the impact force that the sleeve pipe brought through spring two, the connecting rod of different sides drives the slider and slides in the spout is inside, can make the body have certain buffering removal space, and then makes the inside cable of body can not receive the disturbance, makes the stable effect of body better.

2. The utility model discloses a set up protection component, the body is outside receiving the punching press after, and the impact force can be at first used in the guard plate, and the impact force can not directly take place the contact with the body, can prevent effectively that the body from receiving the punching press and producing deformation, and after guard plate deformation damage, the accessible fixed block promotes the guard plate to one side, and its other end just can shift out from the inside groove, alright pull down it and change new guard plate, and is better to the protective effect of body.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the cushioning assembly of the present invention;

fig. 3 is a sectional view of the fixing sleeve of the present invention;

fig. 4 is a side sectional view of the shield assembly of the present invention.

In the figure: 1. a guard assembly; 11. a protection plate; 12. an inner tank; 13. a first spring; 14. a guard ring; 15. a resisting block; 16. a fixed block; 2. a tube body; 3. a buffer assembly; 31. a sleeve; 32. a through groove; 33. a connecting rod; 34. a slider; 35. a chute; 36. a second spring; 37. a limiting plate; 38. and (4) fixing sleeves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an external pressure resistant MPP cable engineering protection tube, includes body 2, and the outside cover of body 2 has buffering subassembly 3.

Specifically, buffer unit 3 is including sleeve pipe 31, lead to groove 32, connecting rod 33, two springs 36, limiting plate 37 and fixed cover 38, the outside cover of body 2 has sleeve pipe 31, sleeve pipe 31's internally mounted has a plurality of fixed covers 38, logical groove 32 has all been seted up to fixed cover 38's inside, two springs 36 are all installed to the inside that leads to groove 32, the surface of body 2 all overlaps and has a plurality of connecting rods 33, the outer end of connecting rod 33 all is provided with limiting plate 37, connecting rod 33 and fixed cover 38 are all four and are a set of, four connecting rods 33, fixed cover 38 all is square four corners equidistance and arranges, connecting rod 33 corresponds with fixed cover 38 homogeneous, be sliding connection between limiting plate 37 and the logical groove 32.

By adopting the technical scheme, the limiting plate 37 slides in the fixing sleeve 38, and the impact force brought by the sleeve 31 can be buffered through the second spring 36.

Concrete, limiting plate 37's inside has all been seted up spout 35, and connecting rod 33's outer end all is connected with slider 34, and slider 34 all is "T" font structure with spout 35, is sliding connection between slider 34 and the spout 35.

Through adopting above-mentioned technical scheme, the connecting rod 33 of different sides drives slider 34 and slides in spout 35 is inside, can make body 2 have certain buffering removal space.

When the cable guide device is used, part of impact force is transmitted to the sleeve 31 through the protective ring 14 to drive the sleeve 31 to move, under the sliding connection between the limiting plate 37 and the fixed sleeve 38, the impact force caused by the sleeve 31 can be buffered through the second spring 36, the connecting rod 33 on the opposite side drives the sliding block 34 to slide in the sliding groove 35, a certain buffering moving space can exist in the tube body 2, the cable in the tube body 2 cannot be disturbed, and the stability effect of the tube body 2 is better;

example 2

The present embodiment is different from embodiment 1 in that: the outside cover of sleeve pipe 31 has protection component 1, and protection component 1 has a plurality of guard rings 14 including guard plate 11, inside groove 12, spring 13, guard ring 14 and support piece 15, the outside cover of sleeve pipe 31, all is connected with two guard plates 11 between two guard rings 14, and two inside grooves 12 have all been seted up to guard ring 14's inside, and two support pieces 15 are all installed to the inside of inside groove 12, all are connected with spring 13 between two support pieces 15.

Specifically, guard plate 11 all is half arc structure, and equal mutual symmetry all leaves the dashpot between two guard plates 11 between guard plate 11 and the sleeve pipe 31.

Through adopting above-mentioned technical scheme, the impact force can be at first used in guard plate 11, and the impact force can directly not take place the contact with body 2, can prevent effectively that body 2 from receiving the punching press and producing deformation.

Specifically, the abutting block 15 is in sliding connection with the inner groove 12, the protection plate 11 is in slot type connection with the inner groove 12, and the fixing blocks 16 are arranged on the surface of the protection plate 11.

By adopting the technical scheme, the protection plate 11 can be pushed to one side through the fixing block 16, and the other end of the protection plate can be moved out of the inner groove 12, so that the protection plate can be detached and replaced with a new protection plate 11.

During the use of this embodiment, body 2 is outside receiving the punching press after, and the impact force can at first be used in on guard plate 11, and the impact force can not directly take place the contact with body 2, can prevent effectively that body 2 from receiving the punching press and producing deformation, after 11 deformation damages of guard plate, accessible fixed block 16 promotes guard plate 11 to one side, and its other end just can follow and shift out in inside groove 12, alright pull down it and change new guard plate 11, and is better to body 2's protecting effect.

The utility model provides a structure and the theory of use of body 2 have disclosed in the resistant external pressure MPP pipe that chinese patent application number is 201921623801.8 discloses.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, body 2 is outside receiving the punching press after, the impact force can at first be used in guard plate 11, the impact force can directly not take place the contact with body 2, can prevent effectively that body 2 from receiving the punching press and producing deformation, after 11 deformation damages of guard plate, accessible fixed block 16 promotes guard plate 11 to one side, its other end just can shift out from inside groove 12, alright pull down it and change new guard plate 11, the protecting effect to body 2 is better, partial impact force reaches sleeve pipe 31 through guard ring 14 and drives its removal, sliding connection between limiting plate 37 and fixed cover 38 is down, can implement the buffering to the impact force that sleeve pipe 31 brought through spring two 36, connecting rod 33 of heteropleural drives slider 34 and slides in spout 35 is inside, can make body 2 have certain buffering removal space, and then make the inside cable of body 2 can not receive the disturbance, make the stable effect of body 2 better.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an external pressure resistant MPP cable engineering protection tube, includes body (2), its characterized in that: the outside cover of body (2) has buffering subassembly (3), buffering subassembly (3) have sleeve pipe (31), lead to groove (32), connecting rod (33), spring two (36), limiting plate (37) and fixed cover (38) including, the outside cover of body (2) has sleeve pipe (31), the internally mounted of sleeve pipe (31) has a plurality of fixed covers (38), logical groove (32) have all been seted up to the inside of fixed cover (38), spring two (36) are all installed to the inside that leads to groove (32), the surface of body (2) all overlaps has a plurality of connecting rods (33), the outer end of connecting rod (33) all is provided with limiting plate (37), connecting rod (33) and fixed cover (38) are all four and are a set of, four connecting rod (33), fixed cover (38) all are square four corners equidistance and arrange, connecting rod (33) and fixed cover (38) all correspond one-to-one, be sliding connection between limiting plate (37) and the logical groove (32).

2. The external pressure resistant MPP cable engineering protection tube of claim 1, which is characterized in that: the inside of limiting plate (37) has all been seted up spout (35), the outer end of connecting rod (33) all is connected with slider (34), slider (34) all are "T" font structure with spout (35), be sliding connection between slider (34) and spout (35).

3. The external pressure resistant MPP cable engineering protection tube of claim 1, which is characterized in that: the outside cover of sleeve pipe (31) has protection component (1), protection component (1) is including guard plate (11), inside groove (12), spring (13), guard ring (14) and support piece (15), the outside cover of sleeve pipe (31) has a plurality of guard rings (14), two all be connected with two guard plates (11) between guard ring (14), two inside grooves (12) have all been seted up to the inside of guard ring (14), the inside of inside groove (12) all installs two and supports piece (15), two all be connected with spring (13) between support piece (15).

4. The external pressure resistant MPP cable engineering protection tube of claim 3, which is characterized in that: protection plate (11) all are half arc structure, two equal mutual symmetry between protection plate (11), all leave the dashpot between protection plate (11) and sleeve pipe (31).

5. The external pressure resistant MPP cable engineering protection tube of claim 3, which is characterized in that: the supporting block (15) is in sliding connection with the inner groove (12), the protection plate (11) is in slot type connection with the inner groove (12), and the surface of the protection plate (11) is provided with a fixing block (16).