CN211287708U - Guniting conveying pipeline pressurizing device - Google Patents

Abstract

The utility model relates to a whitewashing conveying pipeline pressure device, it includes: the upper end cover is fixedly connected with the outer pipe and the elastic hose, the elastic hose is connected with the conveying pipe through the upper end cover, a pressurizing port and an outlet are symmetrically arranged on the outer pipe, a quick connector is arranged at the pressurizing port and is connected with a pressurizing pump, a control valve is arranged at the outlet, the annular stopper is fixedly connected to the inner side of the outer pipe, the elastic hose, the inner pipe and the annular stopper are fixedly connected, the inner pipe is connected with the elastic hose through the annular connecting piece, the lower end cover is fixedly connected to the downstream end of the outer pipe, and the conical elastic one-way valve plate is fixedly connected to the downstream end of the inner pipe and is pressurized at different positions of the conveying pipe, so that the operation is convenient, and the guniting distance is further.

Description

Guniting conveying pipeline pressurizing device

Technical Field

The utility model relates to a whitewashing conveying pipeline pressure device.

Background

The existing shotcrete machine in China has short conveying distance, the shotcrete machine is mainly applied to the problem of the repair failure of underground remote roadways of tunnels, culverts, subways and coal mines, the transportation condition of the roadways is poor, and when the shotcrete machine is used for repairing the roadways, the shotcrete distance cannot meet the requirement due to the limitation of site conditions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, a whitewashing conveying pipeline pressure device is provided, it adopts to connect on the conveying pipeline, and the pressurized mode of segmentation increases the pressure of conveying pipeline, increases the distance of whitewashing, and the technical scheme of its adoption is as follows:

a guniting conveying pipeline pressurizing device is characterized by comprising: an upper end cover, a lower end cover, an outer pipe, a first pressurizing port, a second pressurizing port, an elastic hose, a first outlet, a second outlet, an inner pipe, an annular stopper, an annular connecting piece and a conical elastic one-way valve plate, the upper end cover is fixedly connected with the outer pipe, the upper end cover is fixedly connected with the elastic hose, the elastic hose is connected with the material conveying pipe through the upper end cover, the upstream end of the outer pipe is symmetrically provided with a first pressurizing port and a second pressurizing port, the first pressurizing port and the second pressurizing port are provided with quick-connect joints, the downstream end of the outer pipe is symmetrically provided with a first outlet and a second outlet, the annular stopper is fixedly connected with the inner side of the outer pipe, the elastic hose is fixedly connected with the annular blocking piece, the inner pipe is connected with the elastic hose through an annular connecting piece, the lower end cover is fixedly connected to the downstream end of the outer pipe, and the conical pipe-shaped elastic one-way valve plate is fixedly connected to the downstream end of the inner pipe.

The first outlet is communicated with the outer pipes on two sides of the annular blocking piece, a first control valve is arranged on the first outlet, and a second control valve is arranged on the second outlet.

The downstream end of inner tube is provided with annular bulge loop, the low reaches end in annular bulge loop is installed to the elastic check valve of cone pipe shape, the low reaches end of inner tube is provided with the external screw thread, the elastic check valve of cone pipe shape is fixed in the inner tube outside through the ring nut, ring nut threaded connection is in inner tube low reaches end.

The utility model has the advantages of as follows: the device is simple, can be connected to the conveying pipeline according to actual needs, is simple to control, can control the pressure, can effectively increase the conveying distance, and does not influence the slurry quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawing in the following description is only an embodiment of the invention, and that for a person skilled in the art, other embodiments can be derived from the drawing provided without inventive effort.

FIG. 1: the utility model discloses a structure diagram of an embodiment;

FIG. 2: the embodiment of the utility model provides a part enlargements.

Detailed Description

The invention will be further described with reference to the following figures and examples:

reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A guniting conveying pipeline pressurizing device is characterized by comprising: the device comprises an upper end cover 1, a lower end cover 7, an outer pipe 2, a first pressurizing port 3, a second pressurizing port 16, an elastic hose 4, a first outlet 5, a second outlet 14, an inner pipe 11, an annular stopper 12, an annular connecting piece 13 and a conical elastic one-way valve plate 8, wherein the upper end cover 1 is fixedly connected with the outer pipe 2, the upper end cover 1 is fixedly connected with the elastic hose 4, the elastic hose 4 is connected with a material conveying pipe through the upper end cover 1, the upstream end of the outer pipe 2 is symmetrically provided with the first pressurizing port 3 and the second pressurizing port 16, the first pressurizing port 3 and the second pressurizing port 16 are provided with quick connectors 17, the downstream end of the outer pipe 2 is symmetrically provided with the first outlet 5 and the second outlet 14, the annular stopper 12 is fixedly connected to the inner side of the outer pipe 2, the elastic hose 4 is fixedly connected with the annular stopper 12, the inner pipe 11 is connected with the elastic hose 4 through an annular connecting piece 13, the lower end cover 7 is fixedly connected to the downstream end of the outer pipe 2, the conical elastic one-way valve plate 8 is fixedly connected to the downstream end of the inner pipe 11, when the pressurizing opening and the outlet are closed, the outer pipe 2, the elastic hose 4, the upper end cover 1 and the annular stopper 12 form a closed space, and a pressurizing pump is connected to pressurize through the pressurizing opening.

The first outlet 3 is communicated with the outer pipe 2 at two sides of the annular blocking member 12, a first control valve 6 is arranged on the first outlet 3, and a second control valve 15 is arranged on the second outlet 14.

The downstream end of inner tube 11 is provided with annular bulge loop 9, taper pipe shape elasticity check valve 8 is installed in the downstream end of annular bulge loop 9, the downstream end of inner tube 11 is provided with the external screw thread, taper pipe shape elasticity check valve 8 is fixed in the inner tube 11 outside through ring nut 10, ring nut 10 threaded connection is in inner tube 11 downstream end.

The discharge speed is controlled by controlling the second control valve 15, the applied pressure is changed as required, when the external environment is not suitable for discharge, the second control valve 15 is closed, the first control valve 6 is opened, the gas enters the downstream end of the outer pipe 2, when the gas pressure is strong, a gap is generated between the conical elastic one-way valve plate 8 and the inner wall of the outer pipe 2, the gas enters the material conveying pipe, the pressure is provided again, and the pressurizing effect is better.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims (3)

1. A guniting conveying pipeline pressurizing device is characterized by comprising: the device comprises an upper end cover (1), a lower end cover (7), an outer pipe (2), an elastic hose (4), an inner pipe (11), an annular stopper (12), an annular connecting piece (13) and a conical elastic one-way valve plate (8), wherein the upper end cover (1) is fixedly connected with the outer pipe (2), the upper end cover (1) is fixedly connected with the elastic hose (4), the elastic hose (4) is connected with a material conveying pipe through the upper end cover (1), the upstream end of the outer pipe (2) is symmetrically provided with a first pressurizing port (3) and a second pressurizing port (16), the first pressurizing port (3) and the second pressurizing port (16) are provided with quick-connection joints (17), the downstream end of the outer pipe (2) is symmetrically provided with a first outlet (5) and a second outlet (14), the annular stopper (12) is fixedly connected to the inner side of the outer pipe (2), and the elastic hose (4) is fixedly connected with the annular stopper (12), the inner tube (11) is connected with the elastic hose (4) through an annular connecting piece (13), the lower end cover (7) is fixedly connected to the downstream end of the outer tube (2), and the conical elastic one-way valve plate (8) is fixedly connected to the downstream end of the inner tube (11).

2. A guniting conveyor pipe pressurizing device according to claim 1, wherein the first outlet (5) communicates with the outer pipe (2) on both sides of the annular barrier (12), the first outlet (5) being provided with a first control valve (6), and the second outlet (14) being provided with a second control valve (15).

3. The pressurized device for a guniting conveyor pipe according to claim 1, wherein the downstream end of the inner pipe (11) is provided with an annular convex ring (9), the conical elastic one-way valve plate (8) is mounted at the downstream end of the annular convex ring (9), the downstream end of the inner pipe (11) is provided with external threads, the conical elastic one-way valve plate (8) is fixed on the outer side of the inner pipe (11) through an annular nut (10), and the annular nut (10) is in threaded connection with the downstream end of the inner pipe (11).

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