CN219137847U - Negative pressure inhibition and elimination device - Google Patents
Negative pressure inhibition and elimination device Download PDFInfo
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- CN219137847U CN219137847U CN202223483243.4U CN202223483243U CN219137847U CN 219137847 U CN219137847 U CN 219137847U CN 202223483243 U CN202223483243 U CN 202223483243U CN 219137847 U CN219137847 U CN 219137847U
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- negative pressure
- vent hole
- movable block
- fixed cylinder
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Abstract
The utility model discloses a negative pressure inhibition and elimination device which comprises a fixed cylinder, wherein the top of the fixed cylinder is connected with a top cover in a threaded manner, a top vent hole is formed in the center of the top cover, a bottom vent hole is formed in the center of the bottom of the fixed cylinder, a movable block is arranged in the fixed cylinder, an air guide hole is formed in the movable block, a floating rod is fixedly connected with the center of the bottom of the movable block, the floating rod penetrates through the bottom vent hole, a floating plate is connected with the bottom end of the floating rod in a threaded manner, the movable block is arranged at the lower part under the influence of gravity in a normal state, external air can enter a steady flow tank through the top vent hole, the air guide hole and the bottom vent hole, negative pressure is avoided, when the liquid level in the steady flow tank rises, the floating plate moves upwards, the bottom vent hole and the top vent hole can be simultaneously blocked, the sealing effect is improved, water overflow is avoided, and the device is simple in structure and does not have excessive parts, and is beneficial to use.
Description
Technical Field
The utility model relates to the technical field of water supply devices, in particular to a negative pressure inhibition and elimination device.
Background
The steady flow tank is also called a steady flow compensator, is one of important components of non-negative pressure water supply equipment, and is free of a negative pressure tank, the negative pressure tank has the functions of being overlapped with a municipal pipe network integrally to eliminate negative pressure, eliminating secondary pollution and intelligently compensating water flow, the steady flow tank is an important component in a water supply unit, a negative pressure inhibitor is generally arranged on the steady flow tank, and a floating ball in the existing negative pressure inhibitor is clamped at an air inlet of the negative pressure inhibitor sometimes due to water pressure, or the reaction is relatively slow, so that certain negative pressure can be generated in the steady flow tank to influence water supply.
In order to solve the above-mentioned problem, chinese patent application number 202123202158.1 discloses a stationary flow jar negative pressure suppression device, through setting up floater and resilient means in the inside of jar body, link and sealing baffle's in the floater middle part is connected through the spring, is convenient for rebound the floater through the spring, and the floater of being convenient for carries out quick reset, avoids jar inside negative pressure that produces, however, this stationary flow jar negative pressure suppression device has following not enough: the internal structure of jar is too complicated, causes manufacturing cost higher, and overhauls inconveniently, and secondly, adopts the spring to kick-back, and the spring receives steam influence extremely fragile after long-term use, still can lead to the floater to block, is unfavorable for the use of device.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
The present utility model provides a negative pressure suppressing and eliminating device to overcome the above-mentioned technical problems of the prior art.
For this purpose, the utility model adopts the following specific technical scheme:
the utility model provides a negative pressure inhibition eliminating device, includes a fixed section of thick bamboo, fixed section of thick bamboo top threaded connection has the top cap, top cap central point puts and is equipped with the top air vent, fixed section of thick bamboo bottom central point puts and is equipped with the bottom air vent, be equipped with the movable block in the fixed section of thick bamboo, be equipped with the air vent on the movable block, movable block bottom central point puts fixedly connected with kicking lever, the kicking lever passes the bottom air vent, kicking lever bottom threaded connection has the kicking plate.
Preferably, the fixed annular plate is fixedly connected to the position, close to the bottom, of the outer side of the fixed cylinder, and uniformly distributed fixing holes are formed in the fixed annular plate.
Preferably, a sealing ring is arranged between the fixed cylinder and the top cover.
Preferably, a top gasket is arranged at the bottom of the top cover, and the top gasket is arranged outside the top vent hole.
Preferably, a bottom gasket is arranged at the bottom of the fixed cylinder, and the bottom gasket is arranged outside the bottom vent hole.
Preferably, the top of the top cover is in threaded connection with a ring sleeve, the ring sleeve is positioned outside the top vent hole, a filter screen is arranged on the inner side of the ring sleeve, a filter element is arranged below the filter screen, and the filter element is arranged in the ring sleeve.
The beneficial effects of the utility model are as follows: the movable block is arranged at the lower part under the influence of gravity in a normal state, external air can enter the steady flow tank through the top vent hole, the air guide hole and the bottom vent hole, negative pressure is avoided, when the liquid level in the steady flow tank is increased, the floating plate moves upwards, the bottom vent hole and the top vent hole can be simultaneously blocked, the sealing effect is improved, water overflow is avoided, the structure is simple, excessive parts are not existed, and the device is beneficial to use.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a general structural schematic diagram of a negative pressure suppressing eliminating device according to an embodiment of the present utility model;
fig. 2 is a cross-sectional view of a negative pressure suppressing elimination apparatus according to an embodiment of the utility model;
fig. 3 is a sectional view of a movable block of a negative pressure suppressing and eliminating device according to an embodiment of the present utility model;
fig. 4 is a cross-sectional view of a collar of a negative pressure suppression and elimination device according to an embodiment of the utility model.
In the figure:
1. a fixed cylinder; 2. a top cover; 3. a top vent; 4. a bottom vent; 5. a movable block; 6. an air guide hole; 7. a floating rod; 8. a floating plate; 9. fixing an annular plate; 10. a fixing hole; 11. a seal ring; 12. a top gasket; 13. a bottom gasket; 14. a ring sleeve; 15. a filter screen; 16. a filter element.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the present utility model, there is provided a negative pressure suppressing and eliminating device.
Example 1
As shown in fig. 1-4, according to the embodiment of the utility model, the negative pressure suppression and elimination device comprises a fixed cylinder 1, wherein a top cover 2 is connected to the top of the fixed cylinder 1 in a threaded manner, a top vent hole 3 is arranged at the center of the top cover 2, a bottom vent hole 4 is arranged at the center of the bottom of the fixed cylinder 1, a movable block 5 is arranged in the fixed cylinder 1, an air guide hole 6 is arranged on the movable block 5, a floating rod 7 is fixedly connected to the center of the bottom of the movable block 5, the floating rod 7 penetrates through the bottom vent hole 4, a floating plate 8 is connected to the bottom end of the floating rod 7 in a threaded manner, the movable block 5 is arranged at the lower part under the influence of gravity in a normal state, external air can enter a steady flow tank through the top vent hole 3, the air guide hole 6 and the bottom vent hole 4, negative pressure is avoided, when the liquid level in the steady flow tank rises, the bottom vent hole 4 and the top vent hole 3 can be simultaneously plugged, the sealing effect is improved, water is avoided, the floating rod 7 is simple in structure, too many parts are avoided, and the device is beneficial to use.
Example two
As shown in fig. 1-4, a negative pressure suppression and elimination device according to an embodiment of the utility model comprises a fixed cylinder 1, wherein a top cover 2 is connected to the top of the fixed cylinder 1 in a threaded manner, a top vent hole 3 is arranged at the center of the top cover 2, a bottom vent hole 4 is arranged at the center of the bottom of the fixed cylinder 1, a movable block 5 is arranged in the fixed cylinder 1, an air guide hole 6 is arranged on the movable block 5, a floating rod 7 is fixedly connected to the center of the bottom of the movable block 5, the floating rod 7 penetrates through the bottom vent hole 4, a floating plate 8 is connected to the bottom end of the floating rod 7 in a threaded manner, a fixed annular plate 9 is fixedly connected to the position, close to the bottom, of the outer side of the fixed cylinder 1, and uniformly distributed fixing holes 10 are formed in the fixed annular plate 9.
Example III
As shown in fig. 1-4, a negative pressure suppression and elimination device according to an embodiment of the utility model comprises a fixed cylinder 1, wherein a top cover 2 is connected to the top of the fixed cylinder 1 in a threaded manner, a top vent hole 3 is arranged at the center of the top cover 2, a bottom vent hole 4 is arranged at the center of the bottom of the fixed cylinder 1, a movable block 5 is arranged in the fixed cylinder 1, an air guide hole 6 is arranged on the movable block 5, a floating rod 7 is fixedly connected to the center of the bottom of the movable block 5, the floating rod 7 penetrates through the bottom vent hole 4, a floating plate 8 is connected to the bottom end of the floating rod 7 in a threaded manner, a sealing ring 11 is arranged between the fixed cylinder 1 and the top cover 2, a top gasket 12 is arranged at the bottom of the top cover 2, a bottom gasket 13 is arranged at the bottom of the fixed cylinder 1 and is arranged at the outer side of the bottom vent hole 4, a ring 14 is connected to the top of the top cover 2 in a threaded manner, a ring 14 is arranged at the outer side of the top vent hole 3, a filter screen 15 is arranged at the inner side of the ring 14, a filter core 16 is arranged below the filter screen 15, and a filter core 16 is arranged in the ring 14.
In summary, by means of the technical scheme of the utility model, when the device is used, the device is arranged at the top of the steady flow tank, the movable block 5 is arranged at the lower part under the influence of gravity in a normal state, external air can enter the steady flow tank through the top vent hole 3, the air guide hole 6 and the bottom vent hole 4, negative pressure is avoided, when the liquid level in the steady flow tank rises, the floating plate 8 moves upwards, the bottom vent hole 4 and the top vent hole 3 can be simultaneously plugged, the sealing effect is improved, water overflow is avoided, the structure is simple, excessive parts are not existed, and the use of the device is facilitated.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a negative pressure suppresses remove device, includes fixed section of thick bamboo (1), its characterized in that, fixed section of thick bamboo (1) top threaded connection has top cap (2), top cap (2) central point puts and is equipped with top air vent (3), fixed section of thick bamboo (1) bottom central point puts and is equipped with bottom air vent (4), be equipped with movable block (5) in fixed section of thick bamboo (1), be equipped with air vent (6) on movable block (5), movable block (5) bottom central point puts fixedly connected with float rod (7), float rod (7) pass bottom air vent (4), float rod (7) bottom threaded connection has float plate (8).
2. The negative pressure suppression and elimination device according to claim 1, characterized in that a fixed annular plate (9) is fixedly connected to the outer side of the fixed cylinder (1) close to the bottom, and uniformly distributed fixing holes (10) are formed in the fixed annular plate (9).
3. A negative pressure suppressing and eliminating device according to claim 2, wherein a sealing ring (11) is provided between the fixed cylinder (1) and the top cover (2).
4. A negative pressure suppressing and eliminating device according to claim 3, wherein the bottom of the top cover (2) is provided with a top gasket (12), and the top gasket (12) is provided outside the top vent hole (3).
5. The negative pressure suppressing and eliminating device according to claim 4, wherein the bottom of the fixed cylinder (1) is provided with a bottom gasket (13), and the bottom gasket (13) is provided outside the bottom vent hole (4).
6. The negative pressure suppression and elimination device according to claim 5, characterized in that a ring sleeve (14) is connected to the top of the top cover (2) in a threaded manner, the ring sleeve (14) is arranged on the outer side of the top vent hole (3), a filter screen (15) is arranged on the inner side of the ring sleeve (14), a filter element (16) is arranged below the filter screen (15), and the filter element (16) is arranged in the ring sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223483243.4U CN219137847U (en) | 2022-12-26 | 2022-12-26 | Negative pressure inhibition and elimination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223483243.4U CN219137847U (en) | 2022-12-26 | 2022-12-26 | Negative pressure inhibition and elimination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219137847U true CN219137847U (en) | 2023-06-06 |
Family
ID=86595776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223483243.4U Active CN219137847U (en) | 2022-12-26 | 2022-12-26 | Negative pressure inhibition and elimination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219137847U (en) |
-
2022
- 2022-12-26 CN CN202223483243.4U patent/CN219137847U/en active Active
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