CN216045738U - Underwater ball valve with detachable rocker arm - Google Patents
Underwater ball valve with detachable rocker arm Download PDFInfo
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- CN216045738U CN216045738U CN202122493722.3U CN202122493722U CN216045738U CN 216045738 U CN216045738 U CN 216045738U CN 202122493722 U CN202122493722 U CN 202122493722U CN 216045738 U CN216045738 U CN 216045738U
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- rocker arm
- arm frame
- connecting plate
- valve rod
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Abstract
The utility model discloses an underwater ball valve with a detachable rocker arm, which comprises a valve and a rocker arm frame with the detachable rocker arm, wherein the rocker arm frame is assembled on the valve and used for driving the valve to be opened or closed. According to the underwater ball valve with the detachable rocker arm, the rocker arm frame is of the detachable rocker arm structure, the rocker arm frame is detached before the valve is installed, and the rocker arm frame is installed after the valve and a pipeline are installed and fixed, so that the influence of misoperation of the rocker arm on the performance of the valve in the installation process can be avoided, the valve can be conveniently installed on site, and the interference of the rocker arm on the installation can be avoided.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an underwater ball valve with a detachable rocker arm.
Background
If the integral rocker arm structure is adopted in the valve assembling process, the difficulty in centering and mounting the integral rocker arm structure and the valve is increased in the valve assembling process; secondly, the field installation of the valve can be interfered in the process of assembling the valve to a pipeline, and if the valve is operated by mistake in the assembling process, the opening and closing of the valve can be directly operated because the valve is not cleaned before use, so that the sealing performance of the valve is influenced.
Disclosure of Invention
In view of the above, in order to overcome the defects of the prior art, the present invention provides an underwater ball valve with a detachable rocker arm, which can avoid the influence of the misoperation of the rocker arm on the valve performance in the installation process, and can facilitate the on-site installation of the valve, thereby avoiding the interference of the rocker arm on the installation of the valve.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a rocking arm detachable is ball valve under water, includes valve and rocking arm frame, the assembly of rocking arm frame is in on the valve, the rocking arm frame is used for the drive the valve is opened or is closed, the valve includes the valve rod, the rocking arm frame includes upper junction plate, lower connecting plate, adapter sleeve and two rocking arms, two rocking arm detachably set up in the upper junction plate with between the lower connecting plate, the adapter sleeve welding is in on the upper junction plate, part the valve rod stretches into in the adapter sleeve. Thereby the valve rod fixed connection of adapter sleeve and valve on the connecting plate on the rocking arm frame passes through it can assemble on the valve, the opening and closing of ball valve under water, its main drive mode is the rocking arm drive, and the rocking arm in the rocking arm frame adopts the detachable mode, can avoid the maloperation rocking arm in the installation to the influence of valve performance on the one hand, and on the other hand can be convenient for on-the-spot installation valve, avoids the rocking arm to the interference of valve installation.
In the above technical solution, preferably, the valve further includes a valve body, a ball body, and two sleeves, the valve body is located in the rocker arm frame, the two sleeves extend out of the rocker arm frame, the two rocker arms are arranged along a vertical direction, the two sleeves are arranged along a horizontal direction, and the two rocker arms are located on two sides of an axial line of the sleeves respectively.
In the above technical solution, it is further preferable that the rocker arm is connected to the upper connecting plate through a first fastener, and the rocker arm is connected to the lower connecting plate through a second fastener. The rocker arm and the upper and lower connecting plates are detachably connected through a first fastener and a second fastener.
In the above technical solution, it is further preferable that a through hole is formed in the lower connecting plate, a pivot is connected to the bottom of the valve body, the pivot passes through the through hole, and axes of the valve rod, the valve body, and the pivot are on the same straight line. Further guarantee the stability of assembling between rocking arm frame and the valve.
In the above technical solution, it is still further preferable that the rocker arm frame is a bilaterally symmetrical structure, and a center line of the rocker arm frame, an axis of the valve rod, an axis of the valve body, and an axis of the pivot are on the same straight line. The rocker arm frame is of a bilateral symmetry structure, so that the center line of the whole rocker arm frame is always consistent with the center line of the valve, and the rocker arm frame is ensured to have good alignment with the valve in the rotating process.
In the above technical solution, it is still further preferable that the connection sleeve is located at the center of the upper connection plate in the length direction, and the through hole is located at the center of the lower connection plate in the length direction.
In the above technical scheme, and further preferably, the top surface of the valve rod is lower than the top surface of the connecting sleeve, and the valve rod is fixed with the connecting sleeve through a third fastener. The connecting sleeve and the valve rod are fixed through the third fastener, so that stable assembly between the rocker arm frame and the valve is achieved, and the third fastener selects a screw.
In the above technical solution, it is further preferable that a backing ring is provided on the top surface of the connection sleeve. Set up the backing ring and play good sealed effect on the one hand, on the other hand makes the assembly between rocking arm frame and the valve more stable and inseparable.
In the above technical solution, it is further preferable that a mounting hole is formed in a wall of the connecting sleeve, the mounting hole is connected with an indicator needle for displaying the opening and closing condition of the valve, and the length extending direction of the indicator needle is perpendicular to the height extending direction of the connecting sleeve. The rotation of rocking arm can drive the rotation of valve rod and pointer, and the pilot position of pointer shows the position that the valve rod drove spheroid pivoted and the actual open and close state of valve.
In the above technical scheme, still further preferably, still include and be used for preventing the valve is spacing subassembly of excessive operation, spacing subassembly is established including the cover spacing block on the valve rod and setting up two spacing posts on the valve body, the spacing block can be two rotate between the spacing post. The stopper can rotate along with the valve rod, and two spacing posts can restrict the 90 rotations of stopper and valve rod at the rotation in-process, prevent the excessive operation of valve.
Compared with the prior art, the underwater ball valve with the detachable rocker arm has the advantages that the rocker arm frame is of the detachable rocker arm structure, the rocker arm frame is detached before the valve is installed, and the rocker arm frame is installed after the valve and a pipeline are installed and fixed, so that the influence of misoperation of the rocker arm on the performance of the valve in the installation process can be avoided, the valve can be conveniently installed on site, and the interference of the rocker arm on the installation can be avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of a detachable rocker arm underwater ball valve according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a rocker frame in an underwater ball valve with detachable rocker according to a preferred embodiment of the present invention;
in the drawings: a lower connecting plate-1; a through-hole-11; screw-2; a left rocker-31; a right rocker-32; an upper connecting plate-4; a connecting sleeve-5; a pivot-6; a valve-7; a left sleeve-71; right sleeve-72; a valve body-73; an indicator needle-8; a backing ring-9; a second screw-10; a limiting block-12.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1 and 2, the underwater ball valve with a detachable rocker arm of the present embodiment is driven by a rocker arm, and includes a valve 7 and a rocker arm frame with a detachable rocker arm, where the rocker arm frame is mounted on the valve 7, and the rocker arm frame is used to drive the valve 7 to open or close.
The rocker arm frame comprises an upper connecting plate 4, a lower connecting plate 1, a left rocker arm 31 and a right rocker arm 32, the left rocker arm 31 and the right rocker arm 32 are detachably arranged between the upper connecting plate 4 and the lower connecting plate 1, specifically, the left rocker arm 31, the upper connecting plate 4 and the lower connecting plate 1 are fixed through screws 2, and similarly, the right rocker arm 32, the upper connecting plate 4 and the lower connecting plate 1 are also fixed through screws 2. The upper connecting plate 4 is welded with a connecting sleeve 5, and the lower connecting plate 1 is provided with a through hole 11. The connecting sleeve 5 is positioned at the central position of the upper connecting plate 4 in the length direction, the through hole 11 is positioned at the central position of the lower connecting plate 1 in the length direction, and the rocker arm frame is of a bilateral symmetry structure.
The valve 7 comprises a valve rod, a valve body 73, a ball body, a left sleeve 71 and a right sleeve 72, wherein part of the valve rod extends into the connecting sleeve 5, the top surface of the valve rod is lower than that of the connecting sleeve 5, the valve rod and the connecting sleeve 5 are fixed through a second screw 10, a backing ring 9 is arranged on the top surface of the connecting sleeve 5, the backing ring 9 is arranged to play a good sealing role, and the assembly between the rocker arm frame and the valve 7 is more stable and tight. After the valve frame is assembled, the valve body 73 is positioned in the rocker arm frame, the left sleeve 71 and the right sleeve 72 extend out of the rocker arm frame, the left rocker arm 31 and the right rocker arm 32 are arranged along the vertical direction, the left sleeve 71 and the right sleeve 72 are arranged along the horizontal direction, the left sleeve 71 and the right sleeve 72 have sleeve axial leads, and the left rocker arm 31 and the right rocker arm 32 are respectively positioned at two sides of the sleeve axial leads. The rocker arm frame is fixedly connected with a valve rod of the valve 7 through a connecting sleeve 5 on an upper connecting plate 4 of the rocker arm frame so as to be assembled on the valve 7, and the valve rod can rotate to drive a ball body by rotating a left rocker arm 71 or a right rocker arm 72 so as to open and close the valve 7.
The bottom of the valve body 73 is connected with a pivot 6, the pivot 6 penetrates through a through hole 11, the axes of the valve rod, the valve body 73 and the pivot 6 are on the same straight line, the rocker arm frame is of a bilateral symmetry structure, the connecting sleeve 5 is located at the center of the length direction of the upper connecting plate 4, and the through hole 11 is located at the center of the length direction of the lower connecting plate 1, so that the center line of the rocker arm frame, the axis of the valve rod, the axis of the valve body 73 and the axis of the pivot 6 are on the same straight line, the rocker arm frame penetrates through the connection of the pivot 6 through the lower connecting plate 1 and the connection of the upper connecting plate 4 and the connecting sleeve 5 with the valve rod in the rotation process, the center line of the whole rocker arm frame is always consistent with the center line of the valve 7, and the rocker arm frame is guaranteed to have good alignment with the valve 7 in the rotation process.
The wall of the connecting sleeve 5 is provided with a mounting hole which is a threaded hole, the mounting hole is connected with an indicating needle 8 for displaying the opening and closing conditions of the valve 7, and the length extending direction of the indicating needle 8 is perpendicular to the height extending direction of the connecting sleeve 5. The rotation of the left rocker arm 31 or the right rocker arm 32 drives the valve rod and the indicating needle 8 to rotate, and the indicating position of the indicating needle 8 displays the position of the valve rod driving the ball body to rotate and the actual opening and closing state of the valve.
In addition, be provided with stopper 12 on the valve rod, be provided with two stop screw on the valve body 73, stopper 12 can rotate between two stop screw, through setting up stopper 12 and two stop screw, can prevent that valve 7 from crossing the operation, and is concrete, stopper 12 can rotate along with the valve rod, and two stop screw can restrict 90 rotations of stopper 12 and valve rod at rotation in-process to play the effect that prevents valve 7 and cross the operation.
The specific installation mode of the rocker arm frame is that before the valve 7 is installed, the rocker arm frame is firstly disassembled, and after the valve 7 and the pipeline are installed and fixed, the rocker arm frame is installed. The specific installation mode of the rocker arm frame is that the upper connecting plate 4 and the connecting sleeve 5 which are welded together are firstly assembled on a valve rod of a valve 7 and then fixed by using a second screw 10 and a backing ring 9; then the left rocker arm 31 and the right rocker arm 32 are fixed with the upper connecting plate 4 through screws 2; then the pivot 6 is fixed into the threaded hole at the bottom of the valve 7 through a threaded connection, then the through hole 11 of the lower connecting plate 1 passes through the pivot 6, and then the lower connecting plate 1 is fixed onto the left rocker arm 31 and the right rocker arm 32 through the screw 2.
The working principle is as follows:
the specific operation mode of the underwater ball valve with the detachable rocker arm is that the left rocker arm 31 or the right rocker arm 32 is operated to rotate manually or by an underwater robot, the valve rod and the indicating needle 8 can be driven to rotate by the rotation of the rocker arms, and the indicating position of the indicating needle 8 displays the position where the valve rod drives the sphere to rotate and the actual opening and closing state of the valve 7. In the rotating process, the connection of the lower connecting plate 1 through the pivot shaft 6 and the connection of the upper connecting plate 4 and the connecting sleeve 5 with the valve 7 ensure that the center line of the whole rocker arm frame is always consistent with the center line of the valve 7, so that the rocker arm frame is ensured to have good alignment with the valve 7 in the rotating process. The valve rod rotates to drive the ball body to open and close the valve; simultaneously, the limiting block 12 arranged on the valve rod can rotate along with the valve rod, and the two limiting screws can limit the limiting block 12 and the valve rod to rotate by 90 degrees in the rotating process, so that the over-operation of the valve is prevented.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a rocking arm detachable is ball valve under water which characterized in that: including valve and rocking arm frame, the assembly of rocking arm frame is in on the valve, the rocking arm frame is used for the drive the valve is opened or is closed, the valve includes the valve rod, the rocking arm frame includes upper junction plate, lower connecting plate and two rocking arms, two rocking arm detachably set up in the upper junction plate with down between the connecting plate, be provided with on the upper junction plate and be used for the cover to establish the adapter sleeve on the valve rod, part the valve rod stretches into in the adapter sleeve.
2. The subsea ball valve of claim 1, wherein: the valve further comprises a valve body, a ball body and two sleeves, the valve body is located in the rocker arm frame, the two sleeves extend out of the rocker arm frame, the two rocker arms are arranged along the vertical direction, the two sleeves are arranged along the horizontal direction, and the two rocker arms are located on two sides of the axial line of the sleeves respectively.
3. The subsea ball valve of claim 2, wherein: the rocker arm is connected with the upper connecting plate through a first fastener, and the rocker arm is connected with the lower connecting plate through a second fastener.
4. The subsea ball valve of claim 3, wherein: the valve comprises a valve body, a valve rod, a valve body and a pivot, wherein the valve rod is arranged in the valve body, and the valve rod is arranged in the valve body.
5. The subsea ball valve of claim 4, wherein: the rocker arm frame is of a bilateral symmetry structure, and the center line of the rocker arm frame, the axis of the valve rod, the axis of the valve body and the axis of the pivot are on the same straight line.
6. The subsea ball valve of claim 5, wherein: the connecting sleeve is located at the center of the upper connecting plate in the length direction, and the through hole is located at the center of the lower connecting plate in the length direction.
7. The subsea ball valve of claim 6, wherein: the top surface of the valve rod is lower than that of the connecting sleeve, and the valve rod and the connecting sleeve are fixed through a third fastener.
8. The subsea ball valve of claim 7, wherein: and a backing ring is arranged on the top surface of the connecting sleeve.
9. The subsea ball valve of claim 8, wherein: the utility model discloses a valve, including adapter sleeve, valve switching condition, the mounting hole has been seted up on the cover wall of adapter sleeve, be connected with on the mounting hole and be used for showing the pointer of valve switching condition, the length extending direction of pointer with the high extending direction of adapter sleeve is perpendicular.
10. The subsea ball valve of claim 9, wherein: still including being used for preventing the spacing subassembly of valve excessive manipulation, spacing subassembly is established including the cover stopper and setting on the valve rod are in two spacing posts on the valve body, the stopper can be two rotate between the spacing post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122493722.3U CN216045738U (en) | 2021-10-15 | 2021-10-15 | Underwater ball valve with detachable rocker arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122493722.3U CN216045738U (en) | 2021-10-15 | 2021-10-15 | Underwater ball valve with detachable rocker arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216045738U true CN216045738U (en) | 2022-03-15 |
Family
ID=80549194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122493722.3U Active CN216045738U (en) | 2021-10-15 | 2021-10-15 | Underwater ball valve with detachable rocker arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216045738U (en) |
-
2021
- 2021-10-15 CN CN202122493722.3U patent/CN216045738U/en active Active
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