CN216041496U

CN216041496U - No negative pressure municipal pipe network protection device

Info

Publication number: CN216041496U
Application number: CN202122114666.8U
Authority: CN
Inventors: 刘华龙; 康世尊; 韩利兴; 贾运涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-15
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a negative-pressure-free municipal pipe network protection device which comprises a pipe body, wherein a control box is arranged on one side of the pipe body, a main gas pipe is arranged on one side of the control box, an auxiliary gas pipe is arranged on one side of the main gas pipe, one side of the auxiliary gas pipe is movably connected with a piston plate through a movable bolt, and a support rod is arranged at one end of the piston plate. This no negative pressure municipal pipe network protection device, setting through main gas-supply pipe and auxiliary gas pipe, auxiliary gas pipe is connected the body with main gas-supply pipe, when carrying a large amount of water sources in the body, body internal gas pressure is great, need not the external air delivery to the body this moment, when the body internal gas source is less, the water level reduces, body internal gas pressure reduces, when producing the negative pressure in the body, can cause the influence to the transport at water source, need pass through main gas-supply pipe to the body internal air delivery this moment, adjust atmospheric pressure, reach pressure stability, do not influence the effect that the water source was carried.

Description

No negative pressure municipal pipe network protection device

Technical Field

The utility model relates to the technical field of non-negative-pressure water pipes, in particular to a non-negative-pressure municipal pipe network protection device.

Background

At present, the water pipe network is used as a water source of the non-negative pressure water supply equipment, the pressure of the water pipe network is fully utilized, a closed continuous relay pressurization water supply mode is formed, the energy-saving effect is good, secondary pollution of water quality is avoided, and the non-negative pressure water supply equipment is the development and extension of variable-frequency constant-pressure water supply equipment.

Most of the existing municipal pipe network protection devices without negative pressure are complex to assemble, are not easy to detect and maintain, and are difficult to realize the effect of automatically adjusting the pressure difference of some simple pipe network equipment on the treatment without negative pressure.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a municipal pipe network protection device without negative pressure, which solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a no negative pressure municipal pipe network protection device, includes the body, one side of body is provided with controls the case, one side of controlling the case is provided with the main gas-supply pipe, one side of main gas-supply pipe is provided with the auxiliary gas pipe, there is the piston plate one side of auxiliary gas pipe through stopcock swing joint, the one end of piston plate is provided with the bracing piece, the fixed surface of controlling the case sets up the observation window that the constructor of being convenient for observed, the fixed surface of observation window is connected with toughened glass, the middle part of steel observation window is equipped with the cavity, and it has the baffle of activity from top to bottom to peg graft in the cavity, the top fixedly connected with of baffle carries the handle.

Optionally, the inside of body is provided with floats the board, the top that floats the board is provided with the connecting rod.

Optionally, the inner side wall of the auxiliary air guide pipe is fixedly connected with a stop block, and a filter screen is arranged at the bottom end of the auxiliary air guide pipe.

Optionally, the bottom of filter screen is provided with anti-overflow cage, the inside of anti-overflow cage is provided with the clean shot.

Optionally, the top of the control box is movably connected with a box door through a hinge, and one side of the box door is fixedly connected with a handle.

Optionally, a chute is formed in the other side of the pipe body, and an impermeable layer is arranged on the inner wall of the pipe body.

(III) advantageous effects

The utility model provides a negative-pressure-free municipal pipe network protection device which has the following beneficial effects:

the negative pressure-free municipal pipe network protection device is characterized in that a main gas pipe and an auxiliary gas pipe are arranged, the auxiliary gas pipe connects a pipe body with the main gas pipe, when a large amount of water sources are conveyed in the pipe body, the gas pressure in the pipe body is large, at the moment, the outside does not need to convey air into the pipe body, when the water sources in the pipe body are small, the water level is reduced, the gas pressure in the pipe body is reduced, when negative pressure is generated in the pipe body, the conveying of the water sources is affected, at the moment, the air is conveyed into the pipe body through the main gas pipe, the air pressure is adjusted, the pressure stability is achieved, the effect of conveying the water sources is not affected, through the arrangement of a floating plate and a connecting rod, the floating plate floats on the surface of the water sources, when the water sources in the pipe body descends, the floating plate descends, the connecting rod descends, the supporting rod is pressed downwards, then a piston plate is lifted through a stopcock, the main gas pipe is communicated with the pipe body, and the air is conveyed into the pipe body, through the setting of filter screen and anti-overflow flow cage, the filter screen can prevent that the air of carrying from replacing impurity pollution water source in the main gas transmission pipe, and when the water source was too high in the body, jack-up in the hollow ball in the anti-overflow flow cage plugged up the mouth of pipe of auxiliary gas pipe, prevented that the water source from following auxiliary gas pipe in the body and flowing, through the setting of chamber door, can be when needs are overhauld control box equipment, open the chamber door, make the device use more convenient.

Drawings

FIG. 1 is a perspective view of the structure of the municipal pipe network protection device without negative pressure according to the utility model;

FIG. 2 is a schematic cross-sectional view of an auxiliary airway of the present invention;

FIG. 3 is a schematic view of the structure of the observation window of the present invention.

In the figure: 1. a pipe body; 2. a control box; 3. a main gas delivery pipe; 4. an air guide pipe is assisted; 5. a stopcock; 6. a piston plate; 7. a support bar; 8. a floating plate; 9. a connecting rod; 10. a stopper; 11. a filter screen; 12. an anti-overflow cage; 13. hollow spheres; 14. a hinge; 15. a box door; 16. a handle; 17. a chute; 18. an impermeable layer; 19. an observation window; 20. tempering the glass; 21. a partition plate; 22. and lifting the handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a municipal pipe network protection device without negative pressure comprises a pipe body 1, one side of the pipe body 1 is provided with a control box 2, one side of the control box 2 is provided with a main gas pipe 3, one side of the main gas pipe 3 is provided with an auxiliary gas pipe 4, the auxiliary gas pipe 4 connects the pipe body 1 with the main gas pipe 3, when a large amount of water sources are conveyed in the pipe body 1, the gas pressure in the pipe body 1 is larger, at the moment, the outside does not need to convey air into the pipe body 1, when the water sources in the pipe body 1 are less, the water level is reduced, the gas pressure in the pipe body 1 is reduced, when negative pressure is generated in the pipe body 1, the conveying of the water sources is influenced, at the moment, the air is conveyed into the pipe body 1 through the main gas pipe 3 to adjust the gas pressure, the pressure stability is achieved, the effect of water source conveying is not influenced, one side of the auxiliary gas pipe 4 is movably connected with a piston plate 6 through a stopcock 5, one end of the piston plate 6 is provided with a support rod 7, the inner part of the pipe body 1 is provided with a floating plate 8, the top of the floating plate 8 is provided with a connecting rod 9, through the arrangement of the floating plate 8 and the connecting rod 9, the floating plate 8 floats on the surface of a water source, when the water source in the pipe body 1 descends, the floating plate 8 descends along with the water source, so that the connecting rod 9 descends, the supporting rod 7 is pressed downwards, then the piston plate 6 is lifted up through the stopcock 5, so that the main gas pipe 3 is communicated with the pipe body 1 to convey air into the pipe body 1, the inner side wall of the auxiliary gas pipe 4 is fixedly connected with a stop block 10, the bottom end of the auxiliary gas pipe 4 is provided with a filter screen 11, the bottom of the filter screen 11 is provided with an anti-overflow cage 12, through the arrangement of the filter screen 11 and the anti-overflow cage 12, the filter screen 11 can prevent the air conveyed in the main gas pipe 3 from replacing impurities to pollute the water source, when the water source in the pipe body 1 is too high, the hollow ball 13 in the anti-overflow cage 12 is jacked up to plug the pipe opening of the auxiliary gas pipe 4, prevent the water source in the pipe body 1 from flowing out from the auxiliary air guide pipe 4, the anti-overflow cage 12 is internally provided with a hollow ball 13, the top of the control box 2 is movably connected with a box door 15 through a hinge 14, the box door 15 can be opened when the control box 2 equipment needs to be overhauled, so that the device is more convenient to use, one side of the box door 15 is fixedly connected with a handle 16, the other side of the pipe body 1 is provided with a chute 17, the inner wall of the pipe body 1 is provided with an anti-seepage layer 18, the surface of the control box 2 is fixedly provided with an observation window 19 convenient for constructors to observe, the surface of the observation window 19 is fixedly connected with toughened glass 20, the middle part of the steel observation window 19 is provided with a cavity, a partition plate 21 capable of moving up and down is inserted in the cavity, the top of the partition plate 21 is fixedly connected with a lifting handle 22, when a user needs to observe, the partition plate 21 is driven to move upwards by pulling the lifting handle 22, and then permeable toughened glass 20 carries out direct observation to equipment inside, patrols and examines for the staff and provides convenience. .

In the utility model, the working steps of the device are as follows:

1. through the arrangement of the main gas pipe 3 and the auxiliary gas pipe 4, the auxiliary gas pipe 4 connects the pipe body 1 with the main gas pipe 3, when a large amount of water sources are conveyed in the pipe body 1, the gas pressure in the pipe body 1 is large, at the moment, the outside does not need to convey air into the pipe body 1, when the water sources in the pipe body 1 are small, the water level is reduced, the gas pressure in the pipe body 1 is reduced, when negative pressure is generated in the pipe body 1, the conveying of the water sources is affected, at the moment, the air is required to be conveyed into the pipe body 1 through the main gas pipe 3, the gas pressure is adjusted, the pressure stability is achieved, and the effect of conveying the water sources is not affected;

2. through the arrangement of the floating plate 8 and the connecting rod 9, the floating plate 8 floats on the surface of a water source, when the water source in the pipe body 1 descends, the floating plate 8 descends along with the water source, so that the connecting rod 9 descends, the supporting rod 7 is pressed downwards, the piston plate 6 is lifted through the stopcock 5, the main gas pipe 3 is communicated with the pipe body 1, and air is conveyed into the pipe body 1;

3. through the arrangement of the filter screen 11 and the anti-overflow cage 12, the filter screen 11 can prevent air conveyed in the main air delivery pipe 3 from substituting for impurities to pollute a water source, when the water source in the pipe body 1 is too high, the hollow balls 13 in the anti-overflow cage 12 are jacked up to block the pipe orifice of the auxiliary air delivery pipe 4, and the water source in the pipe body 1 is prevented from flowing out of the auxiliary air delivery pipe 4;

4. through the setting of chamber door 15, can open chamber door 15 when needs overhaul control box 2 equipment, make the device use more convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a no negative pressure municipal pipe network protection device, includes body (1), its characterized in that: one side of body (1) is provided with control box (2), one side of control box (2) is provided with main gas-supply pipe (3), one side of main gas-supply pipe (3) is provided with auxiliary gas pipe (4), one side of auxiliary gas pipe (4) has piston plate (6) through stopcock (5) swing joint, the one end of piston plate (6) is provided with bracing piece (7), the fixed surface of control box (2) sets up observation window (19) of being convenient for constructor to observe, the fixed surface of observation window (19) is connected with toughened glass (20), the middle part of observation window (19) is equipped with the cavity, and the interpolation of cavity has baffle (21) that can move about from top to bottom, the top fixedly connected with of baffle (21) carries handle (22).

2. The no negative pressure municipal pipe network protection device of claim 1, wherein: the inside of body (1) is provided with floats board (8), the top of floating board (8) is provided with connecting rod (9).

3. The no negative pressure municipal pipe network protection device of claim 1, wherein: the inner side wall of the auxiliary air guide pipe (4) is fixedly connected with a stop block (10), and a filter screen (11) is arranged at the bottom end of the auxiliary air guide pipe (4).

4. The no negative pressure municipal pipe network protection device of claim 3, wherein: the bottom of filter screen (11) is provided with anti-overflow cage (12), the inside of anti-overflow cage (12) is provided with clean shot (13).

5. The no negative pressure municipal pipe network protection device of claim 1, wherein: the top of the control box (2) is movably connected with a box door (15) through a hinge (14), and one side of the box door (15) is fixedly connected with a handle (16).

6. The no negative pressure municipal pipe network protection device of claim 1, wherein: the other side of the pipe body (1) is provided with a sliding groove (17), and the inner wall of the pipe body (1) is provided with an impermeable layer (18).