CN216519687U

CN216519687U - Simple concrete pump pipe cut-off device

Info

Publication number: CN216519687U
Application number: CN202123327973.0U
Authority: CN
Inventors: 王飞; 杜凯强; 王亚东
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-13
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to the technical field of concrete pumping construction, in particular to a pump pipe orifice intercepting measure in concrete pumping construction, and discloses a simple concrete pump pipe intercepting device. The concrete backflow prevention device is arranged on the pump pipe and used for cutting off the flow of concrete and preventing the concrete from flowing backwards, an inserting plate which is perpendicular to the axis of the pump pipe and used for controlling the on-off of the pump pipe is installed on the pump pipe, a circular-arc-shaped cut-off socket is formed in the surface of the pump pipe along the circumferential direction, and the inserting plate is inserted into the pump pipe through the cut-off socket to cut off the pump pipe; a rotating shaft is fixed on one side of the pump pipe, and one side of the inserting plate is rotatably arranged on the rotating shaft; the other side of the plug board is provided with a buckle, the pump pipe is provided with a clamp seat matched with the buckle, and the buckle is clamped and matched with the clamp seat after the plug board is inserted into the pump pipe to block the pump pipe; the cover is equipped with the anti-overflow sleeve pipe on the pump line, the anti-overflow sleeve pipe can remove the shutoff socket that dams along the pump line.

Description

Simple concrete pump pipe cut-off device

Technical Field

The utility model relates to the technical field of concrete pumping construction, in particular to a pump pipe orifice intercepting measure in concrete pumping construction.

Background

The pump pipe is a novel building engineering accessory product which appears along with the appearance of a concrete conveying pump, the appearance of the pump pipe greatly improves the efficiency of building construction, and the operation mode that in the past, a barrel or a bucket of a crane needs to be used is changed into a quick place where concrete is conveyed to be poured, so that the construction efficiency is improved by nearly one hundred times. The pump lines are typically divided into 125mm and 150mm, with the two having high and low pressure divisions. The low-pressure type of the 125-type pump pipe is a pipeline with the outer diameter of phi 133, and the high-pressure type of the 125-type pump pipe is a pipeline with the outer diameter of phi 140; the 150 model pump tube has a low pressure model of tubing with an outside diameter of phi 159 and a high pressure of tubing with an outside diameter of phi 168. The pipe head of the pump pipe is a specially processed pipe joint and is connected with the pipe body through welding, and the connection of each pipeline is realized through a pipe clamp processed through a precision casting process.

When concrete pumping is finished or interrupted, a stop valve is required to be arranged and is generally a gate valve, so that concrete backflow is prevented. At present, the stop valve form is various, and in concrete pumping process, the vibrations of pump and pipe can lead to the picture peg not hard up to cause intraductal pressure not enough to cause the concrete top not to go, arouse the stifled pipe of concrete, still can make the picture peg pop out when pumping pressure is great, leakproofness and security are lower.

And because concrete is conveyed in the pump pipe, the gate valve is easy to stick by concrete mortar, so that the gate valve fails, and the gate valve is difficult to disassemble and clean.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a simple concrete pump pipe intercepting device.

The technical problem to be solved is that: the gate valve of pump line is difficult for dismantling difficult the washing, and simple and easy gate valve receives the vibration of pump moreover and leads to the picture peg not hard up even pop out easily.

In order to solve the technical problem, the utility model provides a simple concrete pump pipe intercepting device, which adopts the following scheme.

A simple concrete pump pipe cut-off device is arranged on a pump pipe and used for cutting off the flow of concrete and preventing the backflow of the concrete, an inserting plate which is perpendicular to the axis of the pump pipe and used for controlling the on-off of the pump pipe is installed on the pump pipe, an arc-shaped cut-off inserting opening is formed in the surface of the pump pipe along the circumferential direction, and the inserting plate is inserted into the pump pipe through the cut-off inserting opening to block the pump pipe; a rotating shaft is fixed on one side of the pump pipe, and one side of the inserting plate is rotatably arranged on the rotating shaft; the other side of the plug board is provided with a buckle, the pump pipe is provided with a buckle-matched clamping seat, and the buckle is in clamping fit with the clamping seat after the plug board is inserted into the pump pipe to block the pump pipe; the cover is equipped with the anti-overflow sleeve pipe on the pump line, the anti-overflow sleeve pipe can remove the shutoff along the pump line and cut off the socket.

Preferably, one side of the pump pipe at the closure socket is provided with a sealing seat, one end of the anti-overflow sleeve is fixed on the sealing seat in a threaded manner, and the other end of the anti-overflow sleeve is provided with a sealing cover in a threaded manner.

Preferably, a sealing ring is arranged at the contact position of the sealing seat and the anti-overflow sleeve, and the sealing ring is also arranged at the contact position of the sealing seat and the anti-overflow sleeve.

Preferably, the rotating shaft is provided with a positioning block, and the plug board is aligned with the closure socket when the plug board is attached to the positioning block.

Preferably, the central angle of the shut-off socket is 180 °.

Preferably, one side of the inserting plate, which is far away from the rotating shaft, is provided with a handle, and the buckle is installed on the handle.

Preferably, one side of the inserting plate is in a circular arc shape consistent with the inner diameter of the pump pipe, and the other side of the inserting plate is in a circular arc shape consistent with the outer diameter of the pump pipe.

Preferably, the pump pipe has flanges at both ends thereof for connection with other pipes.

Compared with the prior art, the simple concrete pump pipe intercepting device has the following beneficial effects:

according to the utility model, the pump pipe is plugged by a movable plug board to control the on-off of the pump pipe. Specifically, one side of the insertion plate is rotatably connected, and the insertion plate can be inserted into and separated from the pump pipe through the rotation of the insertion plate. Therefore, the pump pipe is inevitably provided with an interception inserting opening for inserting the inserting plate, and the inserting plate is inserted into the pump pipe from the interception inserting opening. The insertion plate is perpendicular to the axis of the pump pipe and is blocked in the pump pipe, so that the pump pipe can be blocked. Meanwhile, after the insertion plate is inserted, in order to prevent the insertion plate from moving or popping up due to vibration, a buckle is arranged on the insertion plate and matched with a clamping seat on the pump pipe, so that the insertion plate is fixed. When the inserting plate needs to be pulled out, the inserting plate only needs to be opened and the buckle is rotated outwards.

After the plug board is pulled out, the interception inserting opening at the side edge of the pump pipe is exposed, and in order to block the interception inserting opening, a slidable anti-overflow sleeve is firstly sleeved on the pump pipe, and the anti-overflow sleeve is moved to the interception inserting opening to block the interception inserting opening.

Drawings

Fig. 1 is a schematic view of the simple concrete pump pipe intercepting apparatus of the present invention in an intercepting state after being inserted into an insert plate,

FIG. 2 is a schematic view of the pump tube in a conducting state after the insertion plate is pulled out;

FIG. 3 is a complementary schematic view to FIG. 1;

figure 4 is a schematic view of a part of the board.

Description of reference numerals: 1-pump pipe, 2-overflow-preventing sleeve pipe, 3-rotating shaft, 4-cut-off socket, 5-positioning block, 6-handle, 7-inserting plate, 8-shaft hole, 9-buckle, 10-sealing seat, 11-sealing cover and 12-flange.

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In the present invention, the use of the directional terms such as "upper, lower, left, right" generally means upper, lower, left, right as shown in reference to fig. 1, unless otherwise specified; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to solve the problems that the gate valve of the pump pipe 1 is not easy to disassemble and clean, and the simple gate valve is easy to loosen and even pop up the inserting plate 7 due to the vibration of a pump, the utility model provides a simple concrete pump pipe intercepting device, as shown in figures 1 to 4.

A simple concrete pump pipe cut-off device is arranged on a pump pipe 1 and used for cutting off the flow of concrete and preventing the concrete from flowing back,

an insert plate 7 which is perpendicular to the axis of the pump pipe 1 and is used for controlling the on-off of the pump pipe 1 is installed on the pump pipe 1, a circular-arc-shaped interception socket 4 is formed in the surface of the pump pipe 1 along the circumferential direction, and the insert plate 7 is inserted into the pump pipe 1 through the interception socket 4 to intercept the pump pipe 1;

one side of the pump pipe 1 is fixed with a rotating shaft 3, and one side of the inserting plate 7 is rotatably arranged on the rotating shaft 3; the other side of the plug board 7 is provided with a buckle 9, the pump pipe 1 is provided with a clamping seat matched with the buckle 9, and the buckle 9 is clamped and matched with the clamping seat after the plug board 7 is inserted into the pump pipe 1 to block the pump pipe 1;

the pump pipe 1 is sleeved with an anti-overflow sleeve 2, and the anti-overflow sleeve 2 can move the plugging and intercepting socket 4 along the pump pipe 1.

The pump pipe 1 itself in which the shut-off device is installed needs to have sufficient strength as being made of a metal material. Even if the cut-off device needs to be installed on the pump pipe 1 made of rubber under some special conditions, one end of the pump pipe 1 is made of metal, as shown in fig. 1, and then flanges 12 are arranged at two ends of the pump pipe 1 to be connected with other pump pipes 1.

In order that the insertion plate 7 can be smoothly inserted into the pump pipe 1, the central angle of the interception insertion opening 4 is not less than 180 degrees, and in order to ensure that the pump pipe 1 also has enough strength, the central angle of the interception insertion opening 4 is 180 degrees.

The rotating shaft 3 of the pump tube 1 is parallel to the axis of the pump tube 1, and the lower part of the rotating shaft 3 is provided with a connecting part which extends to the side edge of the pump tube 1 and is fixed. As shown in figure 4, the side edge of the inserting plate 7 is provided with a shaft hole 8, and the shaft hole 8 is sleeved on the rotating shaft 3 and is rotatably connected.

Since the spill-proof sleeve 2 needs to be moved up and down, it can only be a clearance fit with the pump tube 1. As shown in fig. 3, the pump tube 1 is provided with a sealing seat 10 at one side of the intercepting socket 4, one end of the overflow preventing sleeve 2 is screwed and fixed on the sealing seat 10, and the other end of the overflow preventing sleeve 2 is screwed and installed with a sealing cover 11. And a sealing ring is arranged at the contact position of the sealing seat 10 and the anti-overflow sleeve 2, and a sealing ring is also arranged at the contact position of the sealing cover 11 and the anti-overflow sleeve 2. The section of the sealing seat 10 is L-shaped, and the bottom of the anti-overflow sleeve 2 is inserted between the sealing seat 10 and the pump pipe 1.

As shown in fig. 1, a positioning block 5 is arranged on the rotating shaft 3, and when the inserting plate 7 is attached to the positioning block 5, the inserting plate 7 is aligned with the intercepting socket 4. One side of picture peg 7 keeping away from pivot 3 is provided with handle 6, buckle 9 is installed on handle 6.

One side of the inserting plate 7 is arc-shaped and the inner diameter of the inserting plate is consistent with that of the pump pipe 1, and the other side of the inserting plate 7 is arc-shaped and the outer diameter of the inserting plate is consistent with that of the pump pipe 1. The pump pipe 1 has flanges 12 at both ends for connection to other pipes.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention made by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. A simple concrete pump pipe cut-off device is arranged on a pump pipe (1) and used for cutting off the flow of concrete in the pump pipe (1) and preventing the concrete from flowing back,

an inserting plate (7) which is perpendicular to the axis of the pump pipe (1) and used for controlling the on-off of the pump pipe (1) is installed on the pump pipe (1), a circular-arc-shaped interception socket (4) is formed in the surface of the pump pipe (1) along the circumferential direction, and the inserting plate (7) is inserted into the pump pipe (1) through the interception socket (4) to intercept the pump pipe (1);

a rotating shaft (3) is fixed on one side of the pump pipe (1), and one side of the inserting plate (7) is rotatably arranged on the rotating shaft (3); a buckle (9) is arranged on the other side of the plug board (7), a clamping seat matched with the buckle (9) is arranged on the pump pipe (1), and the buckle (9) is clamped and matched with the clamping seat after the plug board (7) is inserted into the pump pipe (1) to block the pump pipe (1);

the pump pipe (1) is sleeved with an anti-overflow sleeve (2), and the anti-overflow sleeve (2) can move the plugging and intercepting socket (4) along the pump pipe (1).

2. The simple concrete pump pipe intercepting device according to claim 1, wherein a sealing seat (10) is arranged on one side of the intercepting faucet (4) of the pump pipe (1), one end of the anti-overflow sleeve (2) is fixed on the sealing seat (10) in a threaded manner, and a sealing cover (11) is installed at the other end of the anti-overflow sleeve (2) in a threaded manner.

3. The simple concrete pump pipe intercepting device according to claim 2, wherein a sealing ring is arranged at a contact position of the sealing seat (10) and the anti-overflow sleeve (2), and a sealing ring is also arranged at a contact position of the sealing cover (11) and the anti-overflow sleeve (2).

4. The simple concrete pump pipe intercepting device according to claim 1, wherein a positioning block (5) is arranged on the rotating shaft (3), and the inserting plate (7) is aligned with the intercepting faucet (4) when the inserting plate (7) is attached to the positioning block (5).

5. The simple concrete pump pipe shut-off device as claimed in claim 1, wherein the central angle of the shut-off spigot (4) is 180 °.

6. The simple concrete pump pipe intercepting device according to claim 1, wherein a handle (6) is arranged on one side of the inserting plate (7) far away from the rotating shaft (3), and the buckle (9) is installed on the handle (6).

7. The simple concrete pump pipe intercepting device according to claim 1, wherein one side of the inserting plate (7) is in a circular arc shape consistent with the inner diameter of the pump pipe (1), and the other side of the inserting plate (7) is in a circular arc shape consistent with the outer diameter of the pump pipe (1).

8. The simple concrete pump pipe cut-off device as claimed in claim 1, wherein flanges (12) are provided at both ends of the pump pipe (1) for connection with other pipes.