CN219623530U

CN219623530U - Concrete pump pipe closing device

Info

Publication number: CN219623530U
Application number: CN202320863018.9U
Authority: CN
Inventors: 张淋; 王宇; 倪万全; 韩顺鑫; 车智鑫; 杨宇东; 何壮壮; 陈桂森; 史聪越; 闫文瑞
Original assignee: China Railway Construction Engineering Group First Construction Co ltd; China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group First Construction Co ltd; China Railway Construction Engineering Group Co Ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-09-01
Anticipated expiration: 2033-04-18

Abstract

The utility model relates to a concrete pump pipe sealing device, which comprises a pump pipe body and a limiting handle, wherein the pump pipe body is a hollow cylinder, the bottom of the pump pipe body is rotationally connected with a sealing plate through a hinge, and a hollow limiting column is fixed on the side surface of the pump pipe body; the limiting handle comprises a bottom stop lever, a middle connecting rod and a top handle rod which are sequentially and fixedly connected, the middle connecting rod is sleeved in the hollow limiting column, and the limiting handle can rotate in the hollow limiting column. According to the utility model, a mode of combining the pump pipe body with the limit handle is adopted, the rotatable sealing plate is arranged at the bottom of the pump pipe body, and the opening and the closing are controlled by the limit handle, so that the phenomenon that concrete falls from the pump pipe due to moving of the concrete pump in concrete pouring construction is solved, the operation is simple, the bottom surface pollution and the concrete waste are reduced, and the working efficiency is improved.

Description

Concrete pump pipe closing device

Technical Field

The utility model relates to the technical field of engineering construction, in particular to a concrete pump pipe sealing device.

Background

At present, when concrete pouring is carried out on a building construction site, concrete pumping machines such as an automobile pump and a distributing machine are usually used, and when the concrete pumping machines such as the automobile pump and the distributing machine move, the phenomenon that concrete falls from the inside of a pump pipe frequently occurs because the tail end of the pump pipe is not provided with a special sealing device, after the concrete pouring is finished, the fallen concrete needs to be cleaned by workers, the ground is polluted, and the working efficiency is influenced,

patent publication number CN 204804346U discloses a controllable concrete pump pipe closing device, including old and useless pump pipe, circular steel sheet, handle, nut, screw rod, open at old and useless pump pipe middle part has a notch, welds respectively on the old and useless pump pipe of notch one end both sides and welds a nut I, the handle welds to be solid on circular steel sheet, weld on the circular steel sheet and solid a nut II, the screw rod is connected with nut II after fixing between two nuts I and is made old and useless steel pipe and circular steel sheet articulated as an organic wholely. Although the concrete pump pipe can be sealed, the strength and the overall stability of the pump pipe are affected by cutting the cut on the pump pipe, and the cutting process is difficult to operate and takes time and labor.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a concrete pump pipe sealing device which has a simple structure and is convenient to popularize.

The concrete pump pipe sealing device comprises a pump pipe body and a limiting handle, wherein the pump pipe body is a hollow cylinder, the bottom of the pump pipe body is rotationally connected with a sealing plate through a hinge, and a hollow limiting column is fixed on the side surface of the pump pipe body;

the limiting handle comprises a bottom stop lever, a middle connecting rod and a top handle rod which are sequentially and fixedly connected, the middle connecting rod is sleeved in the hollow limiting column, and the limiting handle can rotate in the hollow limiting column.

Preferably, the bottom bar is located at the bottom of the pump tube body, and the bottom bar and the top handle bar are vertical in space.

Preferably, the diameter of the closing plate is larger than the diameter of the inner wall of the pump tube body.

Preferably, the closing plate is used for covering the tail end of the pump pipe body, and after the top handle rod rotates, the bottom stop rod is arranged at the bottom of the closing plate and can stop the closing plate from opening; after the top handle bar is turned 90 ° again, the bottom bar is moved away and the closure plate is opened.

Preferably, the pump pipe further comprises a flange plate, wherein the flange plate is arranged at the top of the pump pipe body and used for being connected with a pump pipe of the concrete automobile.

The beneficial effects of the utility model are as follows:

according to the utility model, a mode of combining the pump pipe body with the limit handle is adopted, the rotatable sealing plate is arranged at the bottom of the pump pipe body, and the opening and the closing are controlled by the limit handle, so that the phenomenon that concrete falls from the pump pipe due to moving of the concrete pump in concrete pouring construction is solved, the operation is simple, the bottom surface pollution and the concrete waste are reduced, and the working efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is a closed state diagram of the present utility model;

1-pump pipe body, 2-fold, 3-closure plate, 4-hollow spacing post, 5-spacing handle, 6-bottom pin, 7-top handle pole, 8-ring flange.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

As shown in the drawing, the concrete pump pipe sealing device comprises a pump pipe body 1 and a limiting handle 5, wherein the pump pipe body 1 is a hollow cylinder, the bottom of the pump pipe body 1 is rotationally connected with a sealing plate 3 through a hinge 2, the diameter of the sealing plate 3 is larger than the diameter of the inner wall of the pump pipe body 1, and a hollow limiting column 4 is fixed on the side surface of the pump pipe body 1;

the limit handle 5 comprises a bottom stop lever 6, a middle connecting rod and a top handle rod 7 which are sequentially and fixedly connected, wherein the middle connecting rod is sleeved in the hollow limit column 4, and the limit handle 5 can rotate in the hollow limit column 4.

The bottom stop lever 6 is positioned at the bottom of the pump pipe body 1, and the bottom stop lever 6 and the top handle lever 7 are vertical in space; the sealing plate 3 is used for covering the tail end of the pump pipe body 1, after the top handle rod 7 rotates, the bottom stop lever 6 is arranged at the bottom of the sealing plate 3 and can stop the sealing plate 3 from being opened, and the length of the bottom stop lever 6 protruding out of the pump pipe body is matched with the thickness of the sealing plate 3 so as to ensure that the bottom stop lever cannot easily move; after the top handle bar 7 is turned 90 again, the bottom bar 6 is moved away and the closure plate 3 is opened.

When the concrete pouring device is used, the top handle rod 7 is rotated to separate the bottom baffle plate from the sealing plate, so that the sealing plate is rotated downwards to be opened under the action of gravity, and concrete pouring can be performed at the moment; after pouring, the sealing plate is covered at the bottom of the pump pipe body, and the top handle rod is rotated, so that the bottom baffle is positioned at the bottom of the sealing plate to block the sealing plate.

In another embodiment of the utility model, the pump pipe further comprises a flange 8, the flange 8 is arranged at the top of the pump pipe body 1, and the flange 8 is used for connecting the existing concrete automobile pump pipe, so that the pump pipe can be improved on the basis of not changing the structure of the existing concrete automobile pump pipe, and the application range is wide.

The above description is illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, but is to be accorded the full scope of the claims.

Claims

1. The concrete pump pipe sealing device is characterized by comprising a pump pipe body (1) and a limiting handle (5), wherein the pump pipe body (1) is a hollow cylinder, the bottom of the pump pipe body (1) is rotationally connected with a sealing plate (3) through a hinge (2), and a hollow limiting column (4) is fixed on the side surface of the pump pipe body (1);

the limiting handle (5) comprises a bottom stop lever (6), a middle connecting rod and a top handle rod (7) which are sequentially and fixedly connected, wherein the middle connecting rod is sleeved in the hollow limiting column (4), and the limiting handle (5) can rotate in the hollow limiting column (4).

2. The concrete pump pipe closing device according to claim 1, wherein: the bottom stop lever (6) is positioned at the bottom of the pump pipe body (1), and the bottom stop lever (6) and the top handle lever (7) are vertical in space.

3. The concrete pump pipe closing device according to claim 2, wherein: the diameter of the sealing plate (3) is larger than the diameter of the inner wall of the pump pipe body (1).

4. A concrete pump pipe closure according to claim 3, wherein: the sealing plate (3) is used for covering the tail end of the pump pipe body (1), and after the top handle rod (7) rotates, the bottom stop lever (6) is arranged at the bottom of the sealing plate (3) and can prevent the sealing plate (3) from being opened; after the top handle bar (7) is turned 90 ° again, the bottom bar (6) is moved away and the closing plate (3) is opened.

5. The concrete pump pipe closing device according to claim 1, wherein: still include ring flange (8), ring flange (8) are installed at the top of pump line body (1), ring flange (8) are used for connecting concrete car pump line.