CN217208244U

CN217208244U - A prevent equipment of flowing backward for hydraulic engineering

Info

Publication number: CN217208244U
Application number: CN202221229045.2U
Authority: CN
Inventors: 魏华; 王朋飞; 程继虎; 李方正; 唐法相; 任洪亮
Original assignee: Shandong Dayu Water Construction Group Co ltd
Current assignee: Shandong Dayu Water Construction Group Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-08-16
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a backflow preventing device for hydraulic engineering, which belongs to the technical field of hydraulic engineering, a backflow preventing part main body is internally provided with a limit push and block discharging component, one side of the limit push and block discharging component is provided with a sensing warning component, a connecting groove is arranged at the middle two sides of the backflow preventing part main body, a pipeline is connected through a connecting flange and a positioning hole, after connection, water flows into the backflow preventing part main body through a water inlet pipe to push a pushing block to slide, the water flows into and out of a water pipe through the backflow preventing part main body, when the water in the water pipe flows back, the pushing block is squeezed to the water inlet pipe to carry out sealing treatment, backflow is effectively prevented, when the water flows out, garbage is easily generated inside to block the backflow preventing part main body, sensing and warning are carried out through a warning lamp and a squeezing sensing part, when the warning is carried out, after the warning, a sealing cover is opened to take out the garbage inside, the problem that the service life is short and the article can not be old and high due to the blockage of the anti-backflow part main body is effectively prevented.

Description

A prevent equipment of flowing backward for hydraulic engineering

Technical Field

The utility model relates to a prevent equipment of flowing backward especially relates to a prevent equipment of flowing backward for hydraulic engineering, belongs to hydraulic engineering technical field.

Background

Hydraulic engineering is an engineering built for eliminating water damage and developing and utilizing water resources, and is divided into flood control engineering, farmland hydraulic engineering, hydroelectric power generation engineering, channel and harbor engineering, water supply and drainage engineering, environmental hydraulic engineering, coastal reclamation engineering and the like according to service objects, and hydraulic engineering which can simultaneously serve multiple targets such as flood control, water supply, irrigation, power generation and the like is called as neutralization utilization hydraulic engineering.

The anti-backflow piece that has now blocks up easily when using, can't indicate it when taking place to block up, can lead to the internal blockage can't carry out the water guide and handle, consequently urgently needs an anti-backflow equipment for hydraulic engineering, solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a backflow preventing device for hydraulic engineering, a worker is connected with a water outlet pipe and a water inlet pipe through a first connecting port, a second connecting port and a threaded connecting piece, the pipelines are connected through the connecting flange and the positioning hole, after the connection, water flows into the anti-backflow part main body through the water inlet pipe to push the pushing block to slide, the water flows into and out of the water pipe through the anti-backflow part main body, when water in the water outlet pipe flows back, the pushing block is squeezed to the water inlet pipe for sealing treatment, backflow is effectively prevented, garbage is easily generated in the water when the water flows out, so that the backflow preventing part main body is blocked, carry out sensing and warning through warning light and extrusion sensing piece when blockking up, will seal after the warning and open the rubbish with inside and take out, effectually prevent to flow backward a main part and block up, lead to the short unable problem of showing higher of life.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a prevent equipment of flowing backward for hydraulic engineering, including the outlet pipe, prevent flowing backward a main part, first connector, the second connector, the inlet tube, spread groove and threaded connection spare, prevent flowing backward a main part in the middle of one side install first connector, the second connector is installed to first connector one side, the outlet pipe is installed to one side in the middle of the first connector, the inlet tube is installed to one side in the middle of the second connector, prevent being equipped with spacing promotion in the flowing backward a main part and arrange stifled subassembly, spacing promotion is arranged stifled subassembly one side and is installed sensing warning subassembly, flange coupling assembling is installed to outlet pipe and inlet tube one end, the spread groove is seted up and is being prevented flowing backward a main part in the middle both sides department, threaded connection spare is established in first connector and second connector inner wall department.

Preferably, stifled subassembly is arranged including arranging stifled mouth, spacing spring and promotion piece to spacing promotion, arranges the stifled mouth and installs both sides department in the middle of the outlet pipe, and spacing spring one end is installed in the spread groove, promotes the piece and installs in spacing spring other end department, and spacing spring and promotion piece mutually support.

Preferably, sensing warning subassembly is including sealed lid, warning light, extrusion sensing piece and silica gel leak protection layer, and sealed lid covers in row stifled mouthful one side department, and the warning light is installed in sealed middle of one side department, and extrusion sensing piece is installed in arranging the inside middle department of stifled mouthful, and silica gel leak protection layer covers in sealed lid inner wall department.

Preferably, the flange connecting assembly comprises a connecting flange and positioning holes, the connecting flange is arranged at one end of the water outlet pipe and one end of the water inlet pipe, and the positioning holes are formed in the two sides of the middle of the connecting flange.

Preferably, the water outlet pipe, the water inlet pipe, the backflow preventing part main body and the blocking discharge port are of a mutually communicated structure.

Preferably, the connecting groove is of a U-shaped structure.

The utility model has the advantages of:

the utility model provides a backflow preventing device for hydraulic engineering, a worker is connected with a water outlet pipe and a water inlet pipe through a first connector, a second connector and a threaded connector, the pipelines are connected through the connecting flange and the positioning hole, after the connection, water flows into the anti-backflow part main body through the water inlet pipe to push the pushing block to slide, the water flows into and out of the water pipe through the anti-backflow part main body, when water in the water outlet pipe flows back, the pushing block is squeezed to the water inlet pipe for sealing treatment, backflow is effectively prevented, garbage is easily generated in the water when the water flows out, so that the main body of the backflow preventing piece is blocked, carry out sensing and warning through warning light and extrusion sensing piece when blockking up, will seal after the warning and open the rubbish with inside and take out, effectually prevent to flow backward a main part and block up, lead to the short unable problem of showing higher of life.

Drawings

Fig. 1 is a front view of the overall structure of a preferred embodiment of a backflow prevention device for hydraulic engineering according to the present invention;

fig. 2 is an enlarged view of a structure at a position a of a preferred embodiment of the backflow prevention device for hydraulic engineering according to the present invention;

fig. 3 is a schematic view of a blocking-proof structure of a preferred embodiment of a backflow-proof device for hydraulic engineering according to the present invention.

In the figure: 1-a water outlet pipe, 2-an anti-backflow part body, 3-a first connecting port, 4-a second connecting port, 5-a sealing cover, 6-a warning lamp, 7-an extrusion sensing part, 8-a blocking discharge port, 9-a water inlet pipe, 10-a connecting flange, 11-a positioning hole, 12-a limiting spring, 13-a pushing block, 14-a connecting groove, 15-a threaded connecting part and 16-a silica gel leakage-proof layer.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention is further described in detail below with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the backflow prevention device for hydraulic engineering according to this embodiment includes a water outlet pipe 1, a backflow prevention member body 2, and a first connection port 3, second connector 4, the inlet tube 9, spread groove 14 and threaded connection spare 15, prevent flowing backward a 2 middle one sides of main part and install first connector 3, second connector 4 is installed to first connector 3 one side, outlet pipe 1 is installed to one side in the middle of the first connector 3, inlet tube 9 is installed to one side in the middle of the second connector 4, prevent being equipped with spacing promotion in the main part 2 of flowing backward and arrange stifled subassembly, spacing promotion is arranged stifled subassembly one side and is installed sensing warning subassembly, flange coupling assembling is installed to outlet pipe 1 and inlet tube 9 one end, spread groove 14 sets up in preventing flowing backward a 2 middle both sides department of main part, threaded connection spare 15 is established in first connector 3 and 4 inner wall departments of second connector.

The general working principle is as follows: the staff is connected with the water outlet pipe 1 and the water inlet pipe 9 through the first connector 3, the second connector 4 and the threaded connector 15, the pipelines are connected through the connecting flange 10 and the positioning hole 11, after the connection, water flows into the backflow prevention piece main body 2 through the water inlet pipe 9 to push the pushing block 13 to slide, the water flows into the water outlet pipe 1 through the backflow prevention piece main body 2, when water in the water outlet pipe 1 flows back, the pushing block 13 is extruded to the water inlet pipe 9 for sealing treatment, backflow is effectively prevented, when the water flows out, garbage is easily generated in the water to cause the blockage of the backflow preventing part main body 2, carry out sensing and warning through warning light 6 and extrusion sensing piece 7 when blockking up, will seal lid 5 after the warning and open the rubbish with inside and take out, effectually prevent to flow backward a main part 2 and block up, lead to the short unable higher problem that shows up of life.

In this embodiment: spacing promotion row blocks up subassembly is including arranging stifled mouthful 8, spacing spring 12 and promotion piece 13, arranges stifled mouthful 8 and installs both sides department in the middle of outlet pipe 1, and spacing spring 12 one end is installed in spread groove 14, promotes piece 13 and installs at spacing spring 12 other end department, and spacing spring 12 and promotion piece 13 mutually support.

The local working principle is as follows: through the block discharge port 8, the limit spring 12 and the pushing block 13.

In this embodiment: sensing warning subassembly is including sealed lid 5, warning light 6, extrusion sensing piece 7 and silica gel leak protection layer 16, and sealed lid 5 covers in row 8 one sides departments of choking, and warning light 6 is installed in sealed lid 5 one side middle department, and extrusion sensing piece 7 is installed in arranging 8 inside middle departments of choking, and silica gel leak protection layer 16 covers in sealed lid 5 inner wall departments.

The local working principle is as follows: sensing and warning are carried out through the sealing cover 5, the warning lamp 6, the extrusion sensing piece 7 and the silica gel leakage-proof layer 16.

In this embodiment: the flange connecting assembly comprises a connecting flange 10 and positioning holes 11, the connecting flange 10 is installed at one end of the water outlet pipe 1 and one end of the water inlet pipe 9, and the positioning holes 11 are formed in two sides of the middle of the connecting flange 10.

The local working principle is as follows: the pipes are connected through the connecting flange 10 and the positioning holes 11.

In this embodiment: the water outlet pipe 1, the water inlet pipe 9, the backflow prevention piece main body 2 and the blocking discharge port 8 are of a mutual communication structure.

In this embodiment: the connecting groove 14 is of a U-shaped configuration.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a prevent equipment of flowing backward for hydraulic engineering which characterized in that: comprises a water outlet pipe (1), a backflow prevention piece main body (2), a first connecting port (3), a second connecting port (4), a water inlet pipe (9), a connecting groove (14) and a threaded connecting piece (15), prevent flowing backward one side in the middle of a main part (2) and install first connector (3), second connector (4) are installed to first connector (3) one side, outlet pipe (1) are installed to one side in the middle of first connector (3), inlet tube (9) are installed to one side in the middle of second connector (4), prevent being equipped with spacing promotion in flowing backward a main part (2) and arrange stifled subassembly, spacing promotion is arranged stifled subassembly one side and is installed sensing warning subassembly, flange coupling assembling is installed to outlet pipe (1) and inlet tube (9) one end, both sides department in the middle of preventing flowing backward a main part (2) is seted up in spread groove (14), threaded connection spare (15) are established in first connector (3) and second connector (4) inner wall department.

2. The anti-backflow device for the hydraulic engineering according to claim 1, characterized in that: spacing promotion row stifled subassembly is including arranging stifled mouth (8), spacing spring (12) and promoting piece (13), arranges stifled mouth (8) and installs both sides department in the middle of outlet pipe (1), and spacing spring (12) one end is installed in spread groove (14), promotes piece (13) and installs in spacing spring (12) other end department, and spacing spring (12) and promote piece (13) and mutually support.

3. The anti-backflow device for the hydraulic engineering according to claim 2, wherein: sensing warning subassembly is including sealed lid (5), warning light (6), extrusion sensing piece (7) and silica gel leak protection layer (16), and sealed lid (5) cover is in row stifled mouthful (8) one side department, and department in the middle of sealed lid (5) one side is installed in warning light (6), and extrusion sensing piece (7) are installed in arranging the inside middle department of stifled mouthful (8), and silica gel leak protection layer (16) cover is in sealed lid (5) inner wall department.

4. The anti-backflow device for the hydraulic engineering according to claim 3, wherein: the flange connecting assembly comprises a connecting flange (10) and positioning holes (11), the connecting flange (10) is installed at one end of the water outlet pipe (1) and one end of the water inlet pipe (9), and the positioning holes (11) are formed in two sides of the middle of the connecting flange (10).

5. The anti-backflow device for the hydraulic engineering according to claim 4, wherein: the water outlet pipe (1), the water inlet pipe (9), the backflow preventing part main body (2) and the blocking discharge port (8) are of a mutual communication structure.

6. The anti-backflow device for the hydraulic engineering according to claim 5, wherein: the connecting groove (14) is of a U-shaped structure.