CN218933312U

CN218933312U - Air bag type constant pressure water supplementing device

Info

Publication number: CN218933312U
Application number: CN202222873970.5U
Authority: CN
Inventors: 吕丹; 杨慧
Original assignee: Nexantel Jiangsu Fluid Technology Co ltd
Current assignee: Nexantel Jiangsu Fluid Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-28
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a constant pressure water supplementing device, and discloses an air bag type constant pressure water supplementing device, which comprises a tank body and a rubber air bag arranged in the tank body, wherein an upper port and a lower port are respectively arranged at the top and the bottom of the tank body, the lower port is communicated with the rubber air bag, a connecting pipe is fixed in the lower port, a fixed shaft is connected above the connecting pipe, the outer side of the fixed shaft is connected with the rubber air bag, a perforation is arranged on the side surface of the fixed shaft and is completely covered by the rubber air bag, a connecting flange is arranged on the upper port of the tank body, and a butt flange is connected on the connecting flange through threads.

Description

Air bag type constant pressure water supplementing device

Technical Field

The utility model relates to a constant-pressure water supplementing device, in particular to an air bag type constant-pressure water supplementing device.

Background

The constant pressure water supplementing device is used for ensuring the stability of the pressure of a water-containing pipeline system, the bag-type constant pressure water supplementing device needs to use a water bag made of rubber material for storing water, the shape and the size of the water bag are changed and the service time of the water bag is prolonged along with the continuous repeated water inlet and outlet of the water bag, the water bag needs to be replaced, but the existing water bag is directly arranged in a tank body of the constant pressure water supplementing device, and the tank body with a larger size needs to be detached during replacement, so that the air bag type constant pressure water supplementing device is provided.

Disclosure of Invention

To solve the technical problems: the existing water bag is directly arranged in the tank body of the constant-pressure water supplementing device, and the tank body with a large size needs to be disassembled during replacement, so that the problem of inconvenience is solved.

The utility model provides an air bag type constant-pressure water supplementing device which comprises a tank body and a rubber air bag arranged in the tank body, wherein an upper port and a lower port are respectively formed in the top and the bottom of the tank body, the lower port is communicated with the rubber air bag, a connecting pipe is fixed in the lower port, a fixing pipe is connected above the connecting pipe, the outer side of the fixing pipe is connected with the rubber air bag, a through hole is formed in the side face of the fixing pipe, the through hole is completely covered by the rubber air bag, a connecting flange is arranged on the upper port of the tank body, and a butt flange is connected to the connecting flange through threads.

As a further development of the present solution, the perforations are arranged close to the underside of the rubber bladder.

As a further improvement of the technical scheme, a connecting sleeve is arranged outside the connecting pipe, the fixing pipe is inserted between the connecting sleeve and the connecting pipe, and a sealing ring is arranged below the fixing pipe.

As a further improvement of the technical scheme, the side face of the fixed pipe is provided with a limiting groove, a limiting block is arranged in the connecting flange, and the limiting block is slidably connected in the limiting groove.

As a further improvement of the technical scheme, a positioning piece is arranged above the butt flange, and a groove for accommodating the fixing pipe is formed in the bottom of the positioning piece.

As a further improvement of the technical scheme, a drainage pipeline is also connected to the lower port of the tank body.

The utility model has the technical effects and advantages that: according to the utility model, through the openable upper port, the rubber air bag can be replaced after the fixing pipe is pulled out from the upper port, in the process, the rubber air bag can be taken out from the upper part of the tank body without disassembling the tank body, the process of replacing the rubber air bag is simplified, meanwhile, the installation process is further optimized through the limit of the limit block matched with the limit groove, and the problem that the fixing pipe cannot be in butt joint with the connecting pipe is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top view of the top port of the present utility model;

fig. 3 is a schematic view of a connecting section structure of a connecting pipe according to the present utility model.

Reference numerals illustrate:

10. a tank body; 11. a connecting flange; 12. a butt flange; 13. a positioning piece; 14. a rubber air bag; 15. a water pipe; 16. a drainage pipe; 17. a limiting block;

20. a fixed tube; 21. a limit groove; 22. perforating;

30. connecting sleeves; 31. a connecting pipe; 32. and (3) sealing rings.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 1-3, the present embodiment provides an air-bag type constant pressure water replenishing device, which comprises a tank body 10 and a rubber air bag 14 disposed in the tank body 10, wherein an upper port and a lower port are respectively provided at the top and the bottom of the tank body 10, the lower port is communicated with the rubber air bag 14, a pressure switch and a safety valve are disposed on the rubber air bag 14, a connecting pipe 31 is fixed in the lower port, a fixed pipe 20 is connected above the connecting pipe 31, the outer side of the fixed pipe 20 is connected with the rubber air bag 14, a perforation 22 is disposed on the side surface of the fixed pipe 20, the perforation 22 is completely covered by the rubber air bag 14, when in use, water flow enters the fixed pipe 20 through the connecting pipe 31 and then enters the rubber air bag 14 through the perforation 22, a connecting flange 11 is disposed on the upper port of the tank body 10, and a butt flange 12 is connected with the connecting flange 11 through threads.

In addition, considering that the water accumulated in the rubber bag 14 needs to be conveniently discharged when the rubber bag 14 is replaced, the perforation 22 is arranged close to the lower side of the rubber bag 14, and obviously, the closer the perforation 22 is to the edge of the rubber bag 14, the better the discharging efficiency and effect are when water is discharged.

Further, a connecting sleeve 30 is arranged outside the connecting pipe 31, the fixed pipe 20 is inserted between the connecting sleeve 30 and the connecting pipe 31, a sealing ring 32 is arranged below the fixed pipe 20, and the connecting part of the fixed pipe 20 and the connecting pipe 31 is further sealed by matching the connecting sleeve 30 with the sealing ring 32.

Further, in order to enable the fixing tube 20 to be smoothly in butt joint with the connecting tube 31 during installation, a limiting groove 21 penetrating up and down is formed in the side face of the fixing tube 20, a limiting block 17 is arranged in the connecting flange 11, the limiting block 17 is slidably connected in the limiting groove 21, the fixing tube 20 is installed to enable the position of the fixing tube 20 to be limited through the sliding action of the limiting groove 21 and the limiting block 17, and smooth butt joint of the fixing tube 20 and the connecting tube 31 is guaranteed.

Besides, the positioning piece 13 is arranged above the butt flange 12, the bottom of the positioning piece 13 is provided with a groove for accommodating the fixed pipe 20, the position of the fixed pipe 20 is further limited by the groove, and meanwhile, when the butt flange 12 is installed, the fixed pipe 20 can be pressed through the threaded connection function, so that the sealing ring 32 at the joint of the fixed pipe 20 and the connecting pipe 31 is pressed to a certain degree, and the tightness is better.

Further, the lower port of the tank body 10 is also connected with a drain pipeline 16, the drain pipeline 16 is provided with a valve for controlling the circulation state of the drain pipeline 16, and accumulated water in the tank body 10 can be rapidly discharged by opening the valve of the drain pipeline 16 after closing the safety valve of the water pipeline 15.

When the air bag type constant-pressure water supplementing device is used, the tank body 10 is connected to a pipeline of a water system through the water conveying pipeline 15, when the pipeline pressure changes, the rubber air bag 14 is subjected to adaptive collision and contraction to balance the internal pressure of the pipeline of the water system, after the rubber air bag 14 is used for a long time, water in the tank body 10 is discharged first, then the butt flange 12 is opened, the fixing pipe 20 is pulled out, the rubber air bag 14 is connected to the fixing pipe 20, the rubber air bag 14 can be replaced after the fixing pipe 20 is pulled out, in the process, the rubber air bag 14 can be taken out from the upper side of the tank body 10 without disassembling the tank body 10, and the process of replacing the rubber air bag 14 is simplified.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The utility model provides an gasbag formula constant pressure moisturizing device, includes jar body (10) and sets up rubber gasbag (14) in jar body (10), its characterized in that: the utility model discloses a jar of jar body, including jar body (10), rubber gasbag (14) and connecting flange (11) are equipped with on the top of jar body (10), last port and bottom have been seted up respectively to jar body (10) top, the port internal fixation has connecting pipe (31) down, connecting pipe (31) top is connected with fixed pipe (20), fixed pipe (20) outside is connected with rubber gasbag (14), fixed pipe (20) side is equipped with perforation (22), perforation (22) quilt rubber gasbag (14) cover completely, be equipped with flange (11) on the last port of jar body (10), threaded connection has flange (12) on flange (11).

2. The air bag type constant pressure water supplementing device according to claim 1, wherein: the perforations (22) are arranged near the underside of the rubber bladder (14).

3. The air bag type constant pressure water supplementing device according to claim 1, wherein: the connecting pipe (31) is externally provided with a connecting sleeve (30), the fixed pipe (20) is inserted between the connecting sleeve (30) and the connecting pipe (31), and a sealing ring (32) is arranged below the fixed pipe (20).

4. The air bag type constant pressure water supplementing device according to claim 1, wherein: the side of the fixed pipe (20) is provided with a limiting groove (21), a limiting block (17) is arranged in the connecting flange (11), and the limiting block (17) is slidably connected in the limiting groove (21).

5. The air bag type constant pressure water supplementing device according to claim 1, wherein: a positioning piece (13) is arranged above the butt flange (12), and a groove for accommodating the fixing pipe (20) is formed in the bottom of the positioning piece (13).

6. The air bag type constant pressure water supplementing device according to claim 1, wherein: and a drainage pipeline (16) is also connected to the lower port of the tank body (10).