Air pressure tank for secondary pressure supply

Abstract

The utility model discloses an air pressure tank for secondary pressure supply, which relates to the field of air pressure tanks and comprises a water inlet pipe fixedly connected to the upper side of a tank body and a water delivery pipe, the upper end of the water delivery pipe is fixedly connected with a water inlet hopper, the inner top of the water delivery pipe is fixedly connected with a coarse filter screen in a clamping manner, and a top cover disc is arranged on the upper side of the water inlet hopper. A lifting connecting rod is fixedly connected to the middle of the lower surface of the top cover disc, a filter screen is fixedly connected to the lower end of the lifting connecting rod, an internal thread sleeve shell fixedly sleeves the outer side, close to the top, of the water conveying pipe, external threads are arranged on the outer side face of the water inlet pipe, and the internal thread sleeve shell is in threaded connection with the water inlet pipe through the external threads. The air pressure tank has the advantages that the filtering structure can be detached and cleaned under the condition that water storage of the air pressure tank is not affected, the filtering structure can be conveniently replaced and overhauled in time, the function of moving the air pressure tank anywhere is achieved, the carrying difficulty of the air pressure tank is lowered, the air pressure tank can be adjusted to be in a standing state, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the field of air pressure tanks, in particular to an air pressure tank for secondary pressure supply. Background Art

[0002] The secondary pressure tank is a device that assists in regulating the water pressure in the water supply system through gas pressure. Its working principle mainly relies on the gas pressure in the tank to produce a reaction force on the water, thereby forming a relatively stable water pressure environment in the water supply system. It is usually used in places such as high-rise buildings, residential areas and factories that require constant water pressure to ensure that the water pressure remains stable and balanced in the system.

[0003] After searching, the patent number is CN214143925U, which discloses a secondary pressure supply air pressure tank, which is threadedly connected to the air pressure tank body by a rotating cylinder to ensure sealing and can be disassembled at any time. The annular plate and the rotating cylinder are threadedly connected, and the rotating rod and the connecting plate are threadedly connected, so that each part can be disassembled one by one, which is convenient for users to repair and replace at any time, which is conducive to use. However, when the secondary pressure supply air pressure tank is in use, when the parts on it are removed for repair, the tank body will leak, so it can only be repaired when there is no water in the air pressure tank, which has great limitations. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an air pressure tank for secondary pressure supply. When the existing air pressure tank for secondary pressure supply is in use, when the parts on it are removed for maintenance, the tank body will leak, so it can only be repaired when there is no water in the air pressure tank, which has great limitations.

[0005] In order to solve the above technical problems, the technical solution of the utility model is a secondary pressure supply air pressure tank, including a water inlet pipe fixedly connected to the upper side of the tank body, and a water delivery pipe, the upper end of the water delivery pipe is fixedly connected with a water inlet bucket, the inner top of the water delivery pipe is fixedly connected with a coarse filter screen, a top cover plate is provided on the upper side of the water inlet bucket, a lifting connecting rod is fixedly connected to the middle position of the lower surface of the top cover plate, the lower end of the lifting connecting rod is fixedly connected with a filter screen, and the outer side of the water delivery pipe is fixedly sleeved with an internal threaded casing near the top.

[0006] As a further solution of the utility model: the outer side surface of the water inlet pipe is provided with an external thread, and the internal threaded casing is threadably connected to the water inlet pipe through the external thread, and the water delivery pipe is located on the inner side of the water inlet pipe.

[0007] As a further solution of the utility model: the filter screen is located inside the water pipe, and the filter screen is located directly below the coarse filter screen, and the lifting connecting rod is slidably connected to the coarse filter screen.

[0008] As a further solution of the utility model: a plurality of groups of drainage holes are evenly and evenly penetrated through the outer side surface of the water delivery pipe, and a water outlet pipe is fixedly connected to the lower side of the tank body.

[0009] As a further solution of the utility model: the lower surface of the tank body is fixedly connected with support vertical plates near both sides, the lower sides of the two groups of the support vertical plates are provided with bottom notches, the inner sides of the two groups of the bottom notches are provided with rotating columns, the two groups of the rotating columns are penetrated by rotating shafts, the two groups of the rotating columns are rotatably installed with two groups of rolling wheels, the two groups of the supporting vertical plates are penetrated by through openings, and the inner bottoms of the two groups of the through openings are penetrated by fastening bolts.

[0010] As a further solution of the utility model: shaft holes are formed through both inner side walls of the bottom notch, and the rotating shaft rod is movably connected to the supporting vertical plate through the shaft holes.

[0011] As a further solution of the utility model: threaded holes are provided through the middle positions of the two groups of rotating columns, and the two groups of fastening bolts are respectively threadedly connected to the two groups of rotating columns through the threaded holes.

[0012] Compared with the prior art, the beneficial effect of the utility model is that the water pipe is taken out from the inner side of the water inlet pipe through the threaded connection between the internal threaded casing and the water inlet pipe, and then the coarse filter is removed from the inner top of the water pipe, and then the top cover plate is lifted upward, and the filter is taken out from the inner side of the water pipe with the cooperation of the lifting connecting rod, so that the filter structure can be disassembled and cleaned without affecting the water storage of the air pressure tank, and it is also convenient for timely replacement and maintenance of the filter structure.

[0013] Compared with the prior art, the beneficial effects of the utility model are: first, the fastening bolt is removed from the rotating column through the threaded clamping hole, and then the rotating column is flipped 180° inside the bottom groove through the cooperation of the rotating shaft rod and the shaft hole until the rolling wheel contacts the ground, and then the fastening bolt is passed through the threaded clamping hole at the bottom of the through opening and is engaged with the rotating column thread, thereby realizing the function of moving the air pressure tank anywhere, reducing the difficulty of carrying the air pressure tank, and also being able to adjust the air pressure tank to a static state, which is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a secondary pressure supply air pressure tank in an embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure of the water delivery pipe in the embodiment of the utility model;

[0016] Figure 3 This is a schematic diagram of the connection structure between the supporting vertical plate and the rotating column in the embodiment of the utility model;

[0017] Figure 4 It is a side view of an air pressure tank for secondary pressure supply in an embodiment of the utility model.

[0018] In the figure: 1. tank body; 2. water inlet pipe; 3. water outlet pipe; 4. water delivery pipe; 5. water inlet bucket; 6. coarse filter; 7. top cover plate; 8. lifting connecting rod; 9. filter; 10. internal threaded casing; 11. drainage hole; 12. supporting vertical plate; 13. bottom notch; 14. rotating column; 15. rotating shaft; 16. shaft hole; 17. rolling wheel; 18. through port; 19. fastening bolt; 20. threaded hole. DETAILED DESCRIPTION

[0019] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0020] Example 1, please refer to Figure 1-Figure 4 A secondary pressure supply air pressure tank includes a water inlet pipe 2 fixedly connected to the upper side of a tank body 1, and a water delivery pipe 4. The upper end of the water delivery pipe 4 is fixedly connected with a water inlet bucket 5, and the inner top of the water delivery pipe 4 is fixedly connected with a coarse filter screen 6. A top cover plate 7 is arranged on the upper side of the water inlet bucket 5. A lifting connecting rod 8 is fixedly connected to the middle position of the lower surface of the top cover plate 7, and a filter screen 9 is fixedly connected to the lower end of the lifting connecting rod 8. An internal threaded casing 10 is fixedly sleeved on the outer side of the water delivery pipe 4 near the top.

[0021] The outer side of the water inlet pipe 2 is provided with an external thread, and the internal threaded casing 10 is threadedly connected to the water inlet pipe 2 through the external thread. The water delivery pipe 4 is located on the inner side of the water inlet pipe 2. The outer side of the water delivery pipe 4 is evenly penetrated with a plurality of groups of drainage holes 11 at equal distances. The lower side of the tank body 1 is fixedly connected with the water outlet pipe 3.

[0022] In this embodiment, the water delivery pipe 4 is installed and used by connecting the internal threaded casing 10 to the water inlet pipe 2 through threads.

[0023] The filter screen 9 is located inside the water pipe 4 , and the filter screen 9 is located directly below the coarse filter screen 6 , and the lifting connecting rod 8 is slidably connected to the coarse filter screen 6 .

[0024] In this embodiment, the coarse filter 6 and the filter 9 cooperate to separate impurities in the incoming water.

[0025] Specifically, the water pipe 4 is taken out from the inner side of the water inlet pipe 2 through the threaded connection between the internal threaded casing 10 and the water inlet pipe 2, and then the coarse filter screen 6 is removed from the inner top of the water pipe 4. Then, the top cover plate 7 is lifted upward, and the filter screen 9 is taken out from the inner side of the water pipe 4 with the cooperation of the lifting connecting rod 8. The filter structure can be disassembled and cleaned without affecting the water storage in the air pressure tank, and it is also convenient for timely replacement and maintenance of the filter structure.

[0026] Example 2, please refer to Figure 1-Figure 4 A secondary pressure supply air pressure tank, the lower surface of the tank body 1 is fixedly connected with support vertical plates 12 near both sides, the lower sides of the two groups of support vertical plates 12 are provided with bottom notches 13, the inner sides of the two groups of bottom notches 13 are provided with rotating columns 14, the two groups of rotating columns 14 are penetrated with rotating shafts 15, the two groups of rotating columns 14 are rotatably installed with two groups of rolling wheels 17, the two groups of supporting vertical plates 12 are penetrated with through openings 18, and the inner bottoms of the two groups of through openings 18 are penetrated with fastening bolts 19.

[0027] Axial holes 16 are formed through the two inner side walls of the bottom notch 13 , and the rotating shaft 15 is movably connected to the supporting vertical plate 12 through the axial holes 16 .

[0028] In this embodiment, the rotating column 14 is rotated by the cooperation between the rotating shaft 15 and the shaft hole 16 .

[0029] Threaded holes 20 are formed through the middle of the two groups of rotating posts 14 , and the two groups of fastening bolts 19 are threadedly connected to the two groups of rotating posts 14 through the threaded holes 20 .

[0030] In this embodiment, the position of the rotating column 14 is fixed by the cooperation between the fastening bolt 19 and the threaded hole 20 .

[0031] Specifically, the fastening bolt 19 is first removed from the rotating column 14 through the threaded clamping hole 20, and then the rotating column 14 is turned 180° inside the bottom groove 13 by the cooperation of the rotating shaft 15 and the shaft hole 16 until the rolling wheel 17 contacts the ground, and then the fastening bolt 19 is passed through the bottom of the through hole 18 and is threadedly engaged with the rotating column 14 through the threaded clamping hole 20, thereby realizing the function of moving the air pressure tank anywhere, reducing the difficulty of carrying the air pressure tank, and also being able to adjust the air pressure tank to a static state, which is convenient to use.

[0032] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A secondary pressure supply air pressure tank, comprising a water inlet pipe (2) fixedly connected to the upper side of the tank body (1), characterized in that: It also includes a water pipe (4), the upper end of which is fixedly connected to a water inlet bucket (5), the inner top of which is fixedly connected to a coarse filter screen (6), a top cover plate (7) is provided on the upper side of the water inlet bucket (5), a lifting connecting rod (8) is fixedly connected to the middle position of the lower surface of the top cover plate (7), the lower end of which is fixedly connected to a filter screen (9), and an internal threaded casing (10) is fixedly sleeved on the outer side of the water pipe (4) near the top.

2. The secondary pressure supply air pressure tank according to claim 1, characterized in that: The outer side surface of the water inlet pipe (2) is provided with an external thread, and the internal thread casing (10) is threadedly connected to the water inlet pipe (2) via the external thread, and the water delivery pipe (4) is located on the inner side of the water inlet pipe (2).

3. The secondary pressure supply air pressure tank according to claim 2, characterized in that: The filter screen (9) is located inside the water pipe (4), and the filter screen (9) is located directly below the coarse filter screen (6), and the lifting connecting rod (8) is slidably connected to the coarse filter screen (6).

4. The secondary pressure supply air pressure tank according to claim 2, characterized in that: The outer side surface of the water delivery pipe (4) is evenly and evenly penetrated with a plurality of groups of drainage holes (11), and the lower side of the tank body (1) is fixedly connected with a water outlet pipe (3).

5. The secondary pressure supply air pressure tank according to claim 1, characterized in that: The lower surface of the tank body (1) is fixedly connected with support vertical plates (12) near both sides, and the lower sides of the two groups of support vertical plates (12) are provided with bottom notches (13), and the inner sides of the two groups of bottom notches (13) are provided with rotating columns (14), and the two groups of rotating columns (14) are provided with rotating shafts (15) running through them, and the two groups of rotating columns (14) are provided with two groups of rolling wheels (17) rotatably mounted, and the two groups of support vertical plates (12) are provided with through openings (18), and the inner bottoms of the two groups of through openings (18) are provided with fastening bolts (19) running through them.

6. The secondary pressure supply air pressure tank according to claim 5, characterized in that: Both inner side walls of the bottom notch (13) are penetrated with shaft holes (16), and the rotating shaft rod (15) is movably connected to the supporting vertical plate (12) through the shaft hole (16).

7. The secondary pressure supply air pressure tank according to claim 5, characterized in that: The middle positions of the two groups of rotating columns (14) are penetrated with threaded holes (20), and the two groups of fastening bolts (19) are respectively threadedly connected to the two groups of rotating columns (14) through the threaded holes (20).

Images