CN220118785U - Ball valve capable of preventing water hammer - Google Patents
Ball valve capable of preventing water hammer Download PDFInfo
- Publication number
- CN220118785U CN220118785U CN202321652868.0U CN202321652868U CN220118785U CN 220118785 U CN220118785 U CN 220118785U CN 202321652868 U CN202321652868 U CN 202321652868U CN 220118785 U CN220118785 U CN 220118785U
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- shell
- valve body
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 41
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 238000009434 installation Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a waterproof hammer ball valve which comprises a valve body and a valve rod, wherein the installation shell is in rotary connection with the valve rod, the installation shell is fixedly connected with the valve body, a sealing cover is arranged at the top end of the installation shell, a bolt is sleeved in the sealing cover, the bolt is in threaded connection with the installation shell, a first gear is fixedly connected with the outer wall of the valve rod, a second gear is connected with the outer wall of the first gear in a meshed manner, a rotating shaft is fixedly connected in the second gear, and the rotating shaft is in rotary connection with the sealing cover. The utility model relates to the technical field of ball valves, in particular to a ball valve with a waterproof hammer.
Description
Technical Field
The utility model relates to the technical field of ball valves, in particular to a water hammer-proof ball valve.
Background
In closed pipes, when the flow rate of water increases or decreases suddenly in a very short period of time, a water hammer phenomenon occurs, which is usually caused by a sudden closing and stopping of a valve, a tap or a water pump. The water hammer phenomenon causes an extension of overpressure and negative pressure in the pipe, thus generating a huge noise and even damage of system elements.
The waterproof hammer valve is arranged at the front ends of the single-handle faucet, the electric valve and the ball valve; avoiding the occurrence of water hammer phenomena, for example, the application number is: the waterproof hammer ball valve of CN201920376335.1, if the inside water pressure of water inlet channel is too big and be higher than the preset pressure value of waterproof hammer relief valve, waterproof hammer relief valve opens, later, is located the partial water of water inlet channel and discharges through waterproof hammer relief valve for the water pressure between spheroid and the water inlet channel reduces, in order to guarantee this waterproof hammer ball valve be difficult for appearing damaging because of the water pressure is too big in the use, has promoted this waterproof hammer ball valve's life to a certain extent.
But current waterproof hammer ball valve, the impact of water hammer to the pipeline is effectively alleviated in the setting of waterproof hammer relief valve, but quick shut-off valve, still can appear the water hammer phenomenon, has the hidden danger that the water hammer takes place.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a waterproof hammer ball valve, which solves the problems that the impact of a water hammer on a pipeline is effectively relieved by the arrangement of the existing waterproof hammer ball valve and the water hammer phenomenon still occurs when the valve is closed rapidly and hidden danger of the water hammer exists.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the waterproof hammer ball valve comprises a valve body and a valve rod, wherein the valve rod is arranged in the valve body, and a control assembly is arranged on the outer wall of the valve rod;
the control assembly comprises a mounting shell, a sealing cover, a bolt, a first gear, a second gear and a rotating shaft;
the installation shell is connected with the valve rod in a rotating mode, the installation shell is fixedly connected with the valve body, a sealing cover is arranged at the top end of the installation shell, a bolt is sleeved in the sealing cover, the bolt is connected with the installation shell in a threaded mode, a first gear is fixedly connected to the outer wall of the valve rod, a second gear is connected to the outer wall of the first gear in a meshed mode, a rotating shaft is fixedly connected to the inner portion of the second gear, and the rotating shaft is connected with the sealing cover in a rotating mode.
Preferably, threaded holes are distributed on the outer wall of the sealing cover in an annular mode.
Preferably, the top end of the rotating shaft is fixedly connected with a connecting cap, the outer wall of the connecting cap is fixedly connected with a strip-shaped plate, and the inside of the strip-shaped plate is sleeved with a positioning pin.
Preferably, the outer wall of the valve body is communicated with a three-way pipe, the bottom of the three-way pipe is provided with a shell, the inside of the shell is fixedly connected with an elastic piece, the top end of the elastic piece is fixedly connected with a base plate, and the base plate is connected with the shell in a sleeved mode.
Preferably, the outer wall of the valve body is communicated with a water outlet pipe, and the outer wall of the water outlet pipe is fixedly connected with a flange plate.
Compared with the prior art, the utility model has the beneficial effects that: compared with the prior art, the waterproof hammer ball valve has the following advantages:
through the cooperation of the mounting shell, the sealing cover, the bolt, the first gear, the second gear, the rotating shaft and the like, when the valve body is closed, the second gear is driven to move through the rotation of the rotating shaft in the sealing cover, the second gear drives the first gear to rotate, the first gear drives the valve rod to rotate in the valve body to realize the sealing of the valve body, and the second gear can rotate for two circles to drive the first gear to rotate for one circle, so that the closing speed of the valve body is delayed, and the generation of water hammer is avoided;
through the cooperation use of connecting cap, strip shaped plate and locating pin etc., use the connecting cap to connect the strip shaped plate at the outer wall of pivot, rotate the locating pin in the inside of strip shaped plate and insert in the screw hole that corresponds in the closing cap, and then brake the pivot, avoid the pivot to be rotated by the mistake.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the connection structure of the valve body, the mounting housing and the first gear of FIG. 1;
FIG. 3 is a schematic view of the connection structure of the shaft, the second gear and the connection cap in FIG. 1;
fig. 4 is a schematic diagram of a connection structure of the tee, the housing and the elastic member in fig. 1.
In the figure: 1. valve body, 2, valve rod, 3, control assembly, 301, installation shell, 302, closing cap, 303, bolt, 304, first gear, 305, second gear, 306, pivot, 4, connecting cap, 5, strip shaped plate, 6, locating pin, 7, three-way pipe, 8, shell, 9, elastic component, 10, backing plate, 11, outlet pipe, 12, ring flange.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The existing waterproof hammer ball valve is provided with a waterproof hammer safety valve to effectively relieve impact of a water hammer on a pipeline, but the valve is closed rapidly, water hammer phenomenon still occurs, and the problem of hidden danger of water hammer occurs is solved.
In view of the above, the utility model provides a water hammer-proof ball valve, which is characterized in that through the cooperation of an installation shell, a sealing cover, a bolt, a first gear, a second gear, a rotating shaft and the like, when a valve body is closed, the second gear is driven to move by rotating the rotating shaft in the sealing cover, the second gear drives the first gear to rotate, and the first gear drives a valve rod to rotate in the valve body to realize the sealing of the valve body.
As can be seen from fig. 1, fig. 2 and fig. 3, a waterproof hammer ball valve comprises a valve body 1 and a valve rod 2, wherein the valve rod 2 is installed in the valve body 1, a control component 3 is arranged on the outer wall of the valve rod 2, the control component 3 comprises a mounting shell 301, a sealing cover 302, a bolt 303, a first gear 304, a second gear 305 and a rotating shaft 306, the mounting shell 301 is rotationally connected with the valve rod 2, the mounting shell 301 is fixedly connected with the valve body 1, the sealing cover 302 is arranged at the top end of the mounting shell 301, a bolt 303 is sleeved in the sealing cover 302, the bolt 303 is in threaded connection with the mounting shell 301, the first gear 304 is fixedly connected with the outer wall of the valve rod 2, the second gear 305 is meshed with the outer wall of the first gear 304, the rotating shaft 306 is fixedly connected with the inner wall of the second gear 305, and the rotating shaft 306 is rotationally connected with the sealing cover 302;
in the specific implementation process, it is worth particularly pointing out that the valve body 1 is a ball valve, the valve rod 2 can rotate in the valve body 1, a cavity is processed in the installation shell 301, the sealing cover 302 seals the top of the installation shell 301, the sealing cover 302 is connected with the installation shell 301 through the bolt 303, the second gear 305 drives the first gear 304 to rotate, the rotating shaft 306 rotates in the sealing cover 302 through a bearing, and the second gear 305 drives the first gear 304 to rotate, so that the closing speed of the valve body 1 can be slowed down, and further the occurrence of water hammer effect is avoided;
further, threaded holes are annularly distributed on the outer wall of the sealing cover 302;
in particular, it is worth noting that the threaded holes are distributed annularly on the upper surface of the cover 302;
specifically, when the valve body 1 is closed, the second gear 305 is driven to move by rotating the rotating shaft 306 in the sealing cover 302, the second gear 305 drives the first gear 304 to rotate, meanwhile, the first gear 304 drives the valve rod 2 to rotate in the valve body 1, the valve rod 2 seals the valve body 1, and the second gear 305 rotates for two circles to drive the first gear 304 to rotate for one circle, so that the closing speed of the valve body 1 is delayed.
As can be seen from fig. 1 and 4, the top end of the rotating shaft 306 is fixedly connected with a connecting cap 4, the outer wall of the connecting cap 4 is fixedly connected with a strip-shaped plate 5, and a positioning pin 6 is sleeved in the strip-shaped plate 5;
in the specific implementation process, it is worth particularly pointing out that the connecting cap 4 plays a role of connecting the strip-shaped plate 5 and the rotating shaft 306, the outer wall of the positioning pin 6 is provided with threads, and the positioning pin 6 can be inserted into the threaded hole of the sealing cover 302, so that the braking of the rotating shaft 306 is realized;
further, the outer wall of the valve body 1 is communicated with a three-way pipe 7, the bottom of the three-way pipe 7 is provided with a shell 8, the inside of the shell 8 is fixedly connected with an elastic piece 9, the top end of the elastic piece 9 is fixedly connected with a base plate 10, and the base plate 10 is connected with the shell 8 in a sleeved mode;
in the specific implementation process, it is worth particularly pointing out that the tee 7 is used for water inflow, the shell 8 is in threaded connection with the tee 7, the elastic piece 9 is a compression spring, and the base plate 10 can seal the bottom of the tee 7;
further, the outer wall of the valve body 1 is communicated with a water outlet pipe 11, and the outer wall of the water outlet pipe 11 is fixedly connected with a flange plate 12;
in particular, it should be pointed out that in the specific implementation, the outlet pipe 11 is used for drainage and the flange 12 is provided for connection;
specifically, on the basis of the above embodiment, the connecting cap 4 is used to connect the strip-shaped plate 5 to the outer wall of the rotating shaft 306, the positioning pin 6 is rotated in the strip-shaped plate 5, the positioning pin 6 is inserted into the corresponding threaded hole in the sealing cover 302, and then the rotating shaft 306 is braked, so that the rotating shaft 306 is prevented from rotating, when the water hammer is generated in the three-way pipe 7, the force generated by the water hammer enters into the interior of the shell 8 to push the base plate 10 to move, the base plate 10 moves downwards in the shell 8 to compress the elastic piece 9, and the influence of the water hammer on the pipeline is reduced by the elastic force generated by the elastic piece 9.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation 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 devices 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.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a waterproof hammer ball valve, includes valve body (1) and valve rod (2), the internally mounted of valve body (1) has valve rod (2), its characterized in that: the outer wall of the valve rod (2) is provided with a control component (3);
the control assembly (3) comprises a mounting shell (301), a sealing cover (302), a bolt (303), a first gear (304), a second gear (305) and a rotating shaft (306);
install shell (301) and valve rod (2) rotate to be connected, install shell (301) and valve body (1) fixed connection, the top of install shell (301) is provided with closing cap (302), bolt (303) have been cup jointed to the inside of closing cap (302), bolt (303) and install shell (301) threaded connection, the outer wall rigid coupling of valve rod (2) has first gear (304), the outer wall meshing of first gear (304) is connected with second gear (305), the inside rigid coupling of second gear (305) has pivot (306), pivot (306) and closing cap (302) rotate to be connected.
2. The water hammer resistant ball valve as recited in claim 1 wherein: threaded holes are annularly distributed in the outer wall of the sealing cover (302).
3. The water hammer resistant ball valve as recited in claim 1 wherein: the top end of the rotating shaft (306) is fixedly connected with a connecting cap (4), the outer wall of the connecting cap (4) is fixedly connected with a strip-shaped plate (5), and a positioning pin (6) is sleeved in the strip-shaped plate (5).
4. The water hammer resistant ball valve as recited in claim 1 wherein: the outer wall of valve body (1) communicates there is three-way pipe (7), shell (8) are installed to the bottom of three-way pipe (7), the inside rigid coupling of shell (8) has elastic component (9), the top rigid coupling of elastic component (9) has backing plate (10), backing plate (10) cup joints with shell (8) and links to each other.
5. The water hammer resistant ball valve as recited in claim 1 wherein: the outer wall of the valve body (1) is communicated with a water outlet pipe (11), and a flange plate (12) is fixedly connected to the outer wall of the water outlet pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321652868.0U CN220118785U (en) | 2023-06-27 | 2023-06-27 | Ball valve capable of preventing water hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321652868.0U CN220118785U (en) | 2023-06-27 | 2023-06-27 | Ball valve capable of preventing water hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220118785U true CN220118785U (en) | 2023-12-01 |
Family
ID=88892794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321652868.0U Active CN220118785U (en) | 2023-06-27 | 2023-06-27 | Ball valve capable of preventing water hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220118785U (en) |
-
2023
- 2023-06-27 CN CN202321652868.0U patent/CN220118785U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |