CN213151613U

CN213151613U - Pipe orifice sealing plug of MPP cable protection pipe

Info

Publication number: CN213151613U
Application number: CN202022121208.2U
Authority: CN
Inventors: 张维拉
Original assignee: Hangzhou Hongshun Pipe Industry Co Ltd
Current assignee: Hangzhou Hongshun Pipe Industry Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-05-07
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to the technical field of cable protection tube sealing and plugging, and discloses a pipe orifice sealing and plugging of an MPP cable protection tube, which comprises a plugging air bag and a sealing cover; the sealing cover is characterized in that a sealing plate is fixedly bonded to the middle of the top end of the sealing cover, a limiting clamping groove is formed in the side wall of the sealing plate, a sealing ring is fixedly sleeved in the inner cavity of the limiting clamping groove, threaded holes are vertically formed in the middle of the sealing cover and the middle of the sealing plate in a penetrating mode, a lead screw is inserted into the inner cavity of the threaded holes in a vertical rotating mode, and a sealing air bag is fixedly bonded to the middle of the top end of the. The utility model discloses at the in-process of in-service use, can be convenient install and dismantle, and can hug closely on the protection tube inner wall after shutoff gasbag extrusion deformation, and then can realize the complete sealing to the protection tube inner chamber, effectually avoided moisture and rat ant to get into the protection tube inner chamber, and support tightly on the protection tube inner wall after the shutoff gasbag warp, can effectually avoid this device to drop from the protection tube mouth of pipe.

Description

Pipe orifice sealing plug of MPP cable protection pipe

Technical Field

The utility model relates to a cable protection tube seals and blocks up technical field, specifically is a MPP cable protection tube's mouth of pipe seals and blocks up.

Background

With the modern construction development of cities in China, underground cables are important components of urban infrastructure. When laying the cable, need establish the cable protection pipe at the outside cover of cable, the cable laying of being convenient for on the one hand, on the other hand protects the cable and does not receive environmental impact, prevents that rat and ant from gnawing the food. Therefore, during construction, a plurality of protection pipelines are laid in the pre-dug underground groove, and the temporarily vacant protection pipe port needs to be plugged to prevent water from entering and prevent rats and ants from entering.

In the prior art, the traditional method for sealing the pipe orifice by using fire-proof mud, concrete, yellow sand and the like is used, but the traditional sealing method is not easy to seal and unseal, and the sealing of the protection pipe is not tight and tight enough.

In order to solve the problem, the utility model provides a MPP cable protection tube's mouth of pipe seals up and blocks up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a MPP cable protection tube's mouth of pipe seals up and blocks up, has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pipe orifice sealing plug of an MPP cable protection pipe comprises a sealing air bag and a sealing cover;

the fixed shutoff board that bonds in closing cap top middle part, spacing draw-in groove has been seted up on the shutoff board lateral wall, the fixed sealing washer that has cup jointed in spacing draw-in groove inner chamber, the equal vertical screw hole of seting up that runs through in closing cap middle part and shutoff board middle part, the lead screw has been inserted in the vertical rotation of screw hole inner chamber, the fixed shutoff gasbag that bonds in shutoff board top middle part, the vertical screw hole of seting up that runs through in shutoff gasbag middle part, the fixed clamp plate that bonds in shutoff gasbag top, the lead screw top is passed through the bearing and is connected with clamp plate bottom middle part rotation.

As a preferred embodiment of the present invention, the bottom of the screw rod is fixedly bonded with a rotary plate.

As an optimized embodiment of the utility model, the vertical rotation of lead screw runs through lead screw hole inner chamber middle part.

As a preferred embodiment of the utility model, lead screw outer wall and screw hole inner wall threaded connection.

As a preferred embodiment of the present invention, the blocking airbag has a resistance strip formed on the outer wall thereof in a laterally integrated manner.

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

1. the utility model relates to a mouth of pipe of MPP cable protection pipe seals up and blocks up, this device is for the mouth of pipe plugging device of current MPP cable protection pipe, this device is at the in-process of in-service use, can be convenient install and dismantle, and can hug closely on the protection tube inner wall after the shutoff gasbag extrusion deformation, and then can realize the complete sealing to the protection tube inner chamber, effectually avoided moisture and rat ant to get into the protection tube inner chamber, and support tightly on the protection tube inner wall after the shutoff gasbag warp, can effectually avoid this device to drop from the protection tube mouth of pipe.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of a pipe orifice blocking of an MPP cable protection pipe according to the present invention;

fig. 2 is a front sectional view of the utility model discloses a pipe orifice blocking of MPP cable protection pipe.

In the figure: the device comprises a screw rod 1, a rotary table 2, a sealing cover 3, a sealing ring 4, a plugging plate 5, a plugging air bag 6, a pressing plate 7, a threaded hole 8, a limiting clamping groove 9, a screw rod hole 10, a bearing 11 and a resistance strip 12.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in the model of providing with electrical apparatus only supplies the reference, to the ordinary technical personnel in this field, can change the different models that the function is the same according to the in service use condition and use electrical apparatus, to the ordinary technical personnel in this field, can the particular case understand that above-mentioned term is in the utility model provides a concrete meaning.

Referring to fig. 1-2, the present invention provides a technical solution: a pipe orifice sealing plug of an MPP cable protection pipe comprises a sealing air bag 6 and a sealing cover 3;

3 top middle parts of closing cap are fixed to bond and are had shutoff board 5, spacing draw-in groove 9 has been seted up on 5 lateral walls of shutoff board, the fixed sealing washer 4 that has cup jointed in spacing draw-in groove 9 inner chamber, 3 middle parts of closing cap and 5 equal vertical runs through set up threaded hole 8 in the middle part of shutoff board, the vertical rotation in 8 inner chambers of screw hole has inserted lead screw 1, 5 top middle parts of shutoff board are fixed to bond and have shutoff gasbag 6, the vertical running through in 6 middle parts of shutoff gasbag has seted up

lead screw hole

10, 6 tops of shutoff gasbag are fixed to bond and have clamp plate 7, 1 top of lead screw is passed through bearing 11 and is connected with the rotation in 7 bottom middle parts of clamp.

In this embodiment (see fig. 1), the plugging airbag 6 and the plugging plate 5 are inserted into the protection tube, then the screw rod 1 is rotated by the turntable 2, and the screw rod 1 drives the pressing plate 7 to move downward by rotation, so that the pressing plate 7 presses the plugging airbag 6 downward, and further the plugging airbag 6 deforms and plugs the protection tube.

Wherein, the bottom of the screw rod 1 is fixedly bonded with a turntable 2.

In this embodiment (please refer to fig. 1), the screw rod 1 can be conveniently rotated by the turntable 2 through the arrangement of the turntable 2.

Wherein, the screw rod 1 vertically rotates to penetrate through the middle part of the inner cavity of the screw rod hole 10.

In this embodiment (see fig. 1), the screw hole 10 is provided with a screw rod 1, and the screw rod hole 10 provides a transmission channel.

Wherein, the outer wall of the screw rod 1 is in threaded connection with the inner wall of the threaded hole 8.

In this embodiment (please refer to fig. 1), the screw rod 1 is arranged, and the screw rod 1 can drive the pressing plate 7 to vertically move by rotating.

Wherein, a resistance strip 12 is transversely and integrally formed on the outer wall of the plugging air bag 6.

In this embodiment (see fig. 1), the resistance strips 12 can increase the frictional resistance between the outer wall of the occlusion airbag 6 and the inner wall of the protection tube by the arrangement of the resistance strips 12.

It should be noted that, the utility model relates to a mouth of pipe shutoff of MPP cable protection pipe blocks up, including lead screw 1, carousel 2, closing cap 3, sealing washer 4, shutoff board 5, shutoff gasbag 6, clamp plate 7, screw hole 8, spacing draw-in groove 9, screw hole 10, bearing 11, resistance strip 12, the part is the general standard or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Working principle, during the use, insert shutoff gasbag 6 and shutoff board 5 in the protection tube, then rotate lead screw 1 through carousel 2, lead screw 1 drives clamp plate 7 through rotating and moves down, make clamp plate 7 extrude shutoff gasbag 6 downwards, and then make shutoff gasbag 6 take place deformation and plug up the protection tube, make this device for the mouth of pipe plugging device of current MPP cable protection tube, this device is at the in-process of in-service use, can be convenient install and dismantle, and can hug closely on the protection tube inner wall after 6 extrusion deformations of shutoff gasbag, and then can realize the complete sealing to the protection tube inner chamber, the effectual moisture of having avoided gets into the protection tube inner chamber with rat ant, and support tightly on the protection tube inner wall after 6 deformations of shutoff gasbag, can effectually avoid this device to drop from the protection tube mouth of pipe department.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A pipe orifice sealing plug of an MPP cable protection pipe is characterized by comprising a sealing air bag (6) and a sealing cover (3);

the fixed shutoff board (5) that bonds in closing cap (3) top middle part, spacing draw-in groove (9) have been seted up on shutoff board (5) lateral wall, the fixed cover in spacing draw-in groove (9) inner chamber has connect sealing washer (4), equal vertical threaded hole (8) have been seted up running through in closing cap (3) middle part and shutoff board (5) middle part, lead screw (1) have been inserted in the vertical rotation of screw hole (8) inner chamber, the fixed shutoff gasbag (6) that bonds in shutoff board (5) top middle part, the vertical screw hole (10) have been seted up running through in shutoff gasbag (6) middle part, the fixed clamp plate (7) that bonds in shutoff gasbag (6) top, lead screw (1) top is passed through bearing (11) and is connected with clamp plate (7) bottom middle part rotation.

2. The MPP cable protection tube spout plug of claim 1, wherein: the bottom of the screw rod (1) is fixedly bonded with a turntable (2).

3. The MPP cable protection tube spout plug of claim 1, wherein: the screw rod (1) vertically rotates to penetrate through the middle of the inner cavity of the screw rod hole (10).

4. The MPP cable protection tube spout plug of claim 1, wherein: the outer wall of the screw rod (1) is in threaded connection with the inner wall of the threaded hole (8).

5. The MPP cable protection tube spout plug of claim 1, wherein: and resistance strips (12) are transversely and integrally formed on the outer wall of the plugging air bag (6).