CN215172417U - Quick reset manual ball valve with high platform torsion spring - Google Patents

Quick reset manual ball valve with high platform torsion spring Download PDF

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Publication number
CN215172417U
CN215172417U CN202120939208.5U CN202120939208U CN215172417U CN 215172417 U CN215172417 U CN 215172417U CN 202120939208 U CN202120939208 U CN 202120939208U CN 215172417 U CN215172417 U CN 215172417U
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CN
China
Prior art keywords
valve
gear
thrust bearing
valve body
rod
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Active
Application number
CN202120939208.5U
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Chinese (zh)
Inventor
李福强
蒋理剑
金宇航
金定勇
金定克
金克聪
江磊
胡岩
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Zhejiang Shanggong Valve Co ltd
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Zhejiang Shanggong Valve Co ltd
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Priority to CN202120939208.5U priority Critical patent/CN215172417U/en
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Publication of CN215172417U publication Critical patent/CN215172417U/en
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Abstract

The utility model provides a have manual ball valve of high platform torsional spring quick return, which comprises a valve body, valve body department opens there is the runner, be equipped with the case in the valve body, the left side of case, the first sealing washer that compresses tightly on the case is all installed at the right both ends, it drives case pivoted valve rod to rotate to be connected with on the valve body, the valve body bottom is equipped with first thrust bearing, the seat circle of first thrust bearing is installed in valve body department, the bottom surface of case is provided with the plane, the plane is put in first thrust bearing's change top surface department, first thrust bearing outside is fixed with the circle post, the second sealing washer is installed on the top of circle post, be fixed with the ring piece on the valve rod, the below of ring piece is equipped with second thrust bearing, the seat circle of second thrust bearing is put in valve body department, the ring piece is put in second thrust bearing's change circle department, the top of valve body is fixed with the spring handle that resets. The utility model discloses structural design is ingenious, reasonable, can stabilize the ball valve sealed and the people walk the valve and close, and the security performance improves greatly, is worth popularizing and applying.

Description

Quick reset manual ball valve with high platform torsion spring
Technical Field
The utility model relates to a valve, especially a have manual ball valve that high platform torsional spring resets fast.
Background
A ball valve, wherein the opening and closing part (ball) is driven by the valve rod and rotates around the axis of the ball valve, and the ball valve can also be used for adjusting and controlling fluid; when an existing ball valve is opened, a valve core of the ball valve is opened (in a pipeline opening state), and the situation that the valve core is not closed and returned (in a pipeline closing state) frequently occurs due to operation forgetting, so that great potential safety hazards are caused, and the valve can be closed timely and synchronously after people are urgently needed in the market.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve above-mentioned prior art's shortcoming, provide one kind can the people walk the back, can close the manual ball valve that has high platform torsional spring and reset fast of ball valve in step, satisfied the demand safe in utilization to the pipeline.
The utility model provides a technical scheme that its technical problem adopted: the manual ball valve with the high platform torsion spring rapid resetting comprises a valve body, a flow passage is arranged at the valve body, a valve core for opening and closing the flow passage is arranged in the valve body, the left side of the valve core, the valve comprises a valve body, a valve core, a valve rod, a first sealing ring, a valve core, a valve body, a valve ring, a ring piece, a second sealing ring, a ring block, a second thrust bearing, a spring reset handle, a spring reset handle and a spring, wherein the first sealing ring is tightly pressed on the valve core is installed at the right two ends of the valve body, the valve rod is connected with a valve rod which drives the valve core to rotate on the valve body in a rotating mode, a first thrust bearing is arranged at the bottom of the valve body, the ring piece of the first thrust bearing is installed at the position of the valve body, the bottom surface of the valve core is provided with a plane, the plane is placed at the position of the top surface of the ring piece, the ring piece of the first thrust bearing is fixed at the outer side of the first thrust bearing, the ring piece is installed at the position of the valve body in a laminating mode, a ring block is fixed on the valve rod, the second thrust bearing is arranged below the ring piece, the ring piece is placed at the position of the valve body, and the spring reset handle is matched with the valve rod. The valve core has the function of opening and closing the pipeline; the first sealing ring has the function of sealing the valve core; the valve rod is used for driving the valve core to rotate; the first thrust bearing, the plane, the ring column and the second sealing ring have the functions of supporting the longitudinal gravity of the valve core, so that when the valve core rotates, the friction force of the valve core on the lower area of the first sealing ring is consistent in other areas of the first sealing ring, the friction force on the lower area of the first sealing ring is not too large, so that the first sealing ring is not abraded too much, and when the valve core rotates, the valve core rotates through the rolling friction force of the first thrust bearing, so that the rotation resistance is small; the circular ring block and the second thrust bearing have the effects that the valve rod can bear longitudinal load of the valve core, and the valve core runs more smoothly and has smaller resistance; the spring reset handle has the advantages that the safety performance is greatly improved as people walk to close the valve; the spring return handle is an existing product on the market, and can be selected from a Kennatte spring return handle and a Rotork spring return handle.
The spring reset handle comprises a shell, a first shaft rod is rotatably connected in the shell, a first gear is fixed on the first shaft rod, a second shaft rod is rotatably connected at the side end of the first gear, a second gear meshed with the first gear is fixed on the second shaft rod, a third shaft rod is rotatably connected below the second gear, a third gear is fixed on the third shaft rod, a fourth gear meshed with the third gear is fixed on the valve rod, a torsion spring is installed at the valve rod, one end of the torsion spring is fixed at the valve rod, the other end of the torsion spring is fixed at the shell, the gear ratio among the first gear, the second gear and the third gear is 1:1:1, the gear ratio between the third gear and the fourth gear is 1:2, a universal joint is installed between the second shaft rod and the third shaft rod, and a pull rod for pulling the first shaft rod to rotate is installed at the shell. The spring reset handle has the advantages that the valve core can automatically reset when a person looses the pull rod, so that the pipeline is closed, the valve is closed when the person walks, and the safety performance is greatly improved; the gear ratio among the first gear, the second gear and the third gear is 1:1:1, and the gear ratio between the third gear and the fourth gear is 1:2, so that the pull rod drives the valve core to rotate more labor-saving; the torsion spring here serves to provide a restoring force for restoring the valve element.
Further perfect, the valve rod includes first round bar, second round bar and fixes the square piece in second round bar below, and the cross-section of second round bar is greater than the cross-section size of first round bar, is provided with the second sealing washer between second round bar and the valve body, and open on the top of case has the quad slit, and square piece cooperation is in quad slit department. The second sealing ring here has the effect of being able to increase the tightness at the valve stem.
Further perfection, and a socket head cap screw is fixed between the valve core and the square block. The effect of socket head cap screw here is, can improve the firmness between case and the square piece to make the valve rod can be supporting the case on vertical, can further avoid the too fast wearing and tearing of first sealing washer lower part, increase the precision when case is opened simultaneously.
The utility model discloses profitable effect is: the utility model has the advantages of ingenious and reasonable structural design, the valve core can be used for opening and closing the pipeline, the first sealing ring is used for sealing the valve core, the valve rod is used for driving the valve core to rotate, the first thrust bearing, the plane, the ring column and the second sealing ring can be used for supporting the longitudinal gravity of the valve core, so that when the valve core rotates, the friction force of the valve core on the lower area of the first sealing ring is consistent in other areas of the first sealing ring, the friction force on the lower area of the first sealing ring is not overlarge to cause overlarge abrasion of the first sealing ring, and when the valve core rotates, the rolling friction force of the first thrust bearing rotates, the rotating resistance is small, the valve rod can also bear the longitudinal load of the valve core by using the circular block and the second thrust bearing, the valve core operates more and has smaller resistance, the function of the spring reset handle is utilized, the safety performance is greatly improved, and the walking valve is worth popularizing and applying.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the area A of FIG. 1;
FIG. 3 is a partial enlarged view of the area B of FIG. 1;
fig. 4 is a schematic structural view of the spring return handle region of the present invention.
Description of reference numerals: the valve comprises a valve body 1, a valve core 2, a plane 2-1, a square hole 2-2, a first sealing ring 3, a valve rod 4, a first round rod 4-1, a second round rod 4-2, a square block 4-3, a first thrust bearing 5, a ring column 6, a second sealing ring 7, a ring block 8, a second thrust bearing 9, a spring return handle 10, a shell 10-1, a first shaft rod 10-2, a first gear 10-3, a second shaft rod 10-4, a second gear 10-5, a third shaft rod 10-6, a third gear 10-7, a fourth gear 10-8, a torsion spring 10-9, a universal joint 10-10, a pull rod 10-11, a second sealing ring 11 and an inner hexagon screw 12.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
with reference to the accompanying drawings: the manual ball valve with the high platform torsion spring rapid resetting comprises a valve body 1, a flow passage 1-1 is arranged at the position of the valve body 1, a valve core 2 for opening and closing the flow passage is arranged in the valve body 1, first sealing rings 3 tightly pressed on the valve core 2 are respectively arranged at the left end and the right end of the valve core 2, a valve rod 4 for driving the valve core 2 to rotate is rotatably connected on the valve body 1, a first thrust bearing 5 is arranged at the bottom of the valve body 1, a seat ring of the first thrust bearing 5 is arranged at the position of the valve body 1, a plane 2-1 is arranged at the bottom surface of the valve core 2, the plane 2-1 is placed at the top surface of a rotating ring of the first thrust bearing 5, a ring column 6 for enclosing the first thrust bearing 5 is fixed at the outer side of the first thrust bearing 5, a second sealing ring 7 attached to the spherical surface at the bottom of the valve core 2 is arranged at the top end of the ring column 6, a ring block 8 is fixed on the valve rod 4, a second thrust bearing 9 is arranged below the ring block 8, the seat ring of the second thrust bearing 9 is placed at the valve body 1, the ring block 8 is placed at the rotating ring of the second thrust bearing 9, and a spring return handle 10 matched with the valve rod 4 is fixed at the top end of the valve body 1.
The spring return handle 10 comprises a shell 10-1, a first shaft lever 10-2 is rotationally connected with the shell 10-1, a first gear 10-3 is fixed on the first shaft lever 10-2, the side end of the first gear 10-3 is rotationally connected with a second shaft lever 10-4, a second gear 10-5 meshed with the first gear 10-3 is fixed on the second shaft lever 10-4, a third shaft lever 10-6 is rotationally connected below the second gear 10-5, a third gear 10-7 is fixed on the third shaft lever 10-6, a fourth gear 10-8 meshed with the third gear 10-7 is fixed on the valve lever 4, a torsion spring 10-9 is installed at the valve lever 4, one end of the torsion spring 19-9 is fixed at the valve lever 4, the other end of the torsion spring 10-9 is fixed at the shell 10-1, the gear ratio among the first gear 10-3, the second gear 10-5 and the third gear 10-7 is 1:1:1, the gear ratio between the third gear 10-7 and the fourth gear 10-8 is 1:2, a universal joint 10-10 is arranged between the second shaft lever 10-4 and the third shaft lever 10-6, and a pull rod 10-11 for pulling the first shaft lever 10-2 to rotate is arranged at the position of the shell 10-1.
The valve rod 4 comprises a first round rod 4-1, a second round rod 4-2 and a square block 4-3 fixed on the bottom surface of the second round rod 4-2, the cross section of the second round rod 4-2 is larger than that of the first round rod 4-1, a second sealing ring 11 is arranged between the second round rod 4-2 and the valve body 1, the top end of the valve core 2 is provided with a square hole 2-2, and the square block 4-3 is matched with the square hole 2-2.
And an inner hexagon screw 12 is fixed between the valve core 2 and the square block 4-3.
The utility model discloses a theory of operation: when the ball valve needs to be opened, only the pull rod 10-11 needs to be pulled, so that the pull rod 10-11 drives the first shaft rod 10-2 to rotate, the first shaft rod 10-2 rotates to synchronously drive the first gear 10-3 to rotate, the first gear 10-3 rotates to drive the second gear 10-5 to rotate, the second gear 10-5 rotates to synchronously drive the third gear 10-7 to rotate through the universal joint 10-10, further the fourth gear 10-8 rotates synchronously, further the valve rod 4 rotates synchronously, as one end of the torsion spring 19-9 is fixed at the valve rod 4 and the other end of the torsion spring 10-9 is fixed at the shell 10-1, when the valve rod 4 rotates and drives the valve core 2 to rotate, the torsion spring 10-9 is rotated to store energy, and when a person loosens the pull rod 10-11 to drive the ball valve to rotate slowly, the torsion spring 10-9 is rotated, The torsion springs 10-9 release torsion, so that the valve rod 4 is driven to rotate reversely, the valve core 2 rotates reversely, the pipeline is closed, the manual valve closing is achieved, the safety performance is greatly improved, and the valve is worthy of popularization and application.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (4)

1. The utility model provides a have manual ball valve that high platform torsional spring resets fast, includes valve body (1), valve body (1) department is opened there is runner (1-1), characterized by: a valve core (2) used for opening and closing a flow channel is arranged in the valve body (1), first sealing rings (3) tightly pressed on the valve core (2) are mounted at the left end and the right end of the valve core (2), a valve rod (4) driving the valve core (2) to rotate is connected to the valve body (1) in a rotating mode, a first thrust bearing (5) is arranged at the bottom of the valve body (1), a seat ring of the first thrust bearing (5) is mounted at the position of the valve body (1), a plane (2-1) is arranged on the bottom surface of the valve core (2), the plane (2-1) is placed at the position of the top surface of the rotating ring of the first thrust bearing (5), a ring column (6) for enclosing the first thrust bearing (5) is fixed on the outer side of the first thrust bearing (5), a second sealing ring (7) attached to the spherical surface of the bottom of the valve core (2) is mounted at the top end of the ring column (6), and a circular ring block (8) is fixed on the valve rod (4), the lower side of ring piece (8) is equipped with second thrust bearing (9), the seat circle of second thrust bearing (9) is put and is located valve body (1), the circle department of putting at second thrust bearing (9) of ring piece (8), the top of valve body (1) is fixed with spring return handle (10) together with valve rod (4) cooperation.
2. The manual ball valve with high platform torsion spring quick reset of claim 1, which is characterized in that: the spring return handle (10) comprises a shell (10-1), a first shaft lever (10-2) is rotationally connected in the shell (10-1), a first gear (10-3) is fixed on the first shaft lever (10-2), a second shaft lever (10-4) is rotationally connected to the side end of the first gear (10-3), a second gear (10-5) meshed with the first gear (10-3) is fixed on the second shaft lever (10-4), a third shaft lever (10-6) is rotationally connected below the second gear (10-5), a third gear (10-7) is fixed on the third shaft lever (10-6), a fourth gear (10-8) meshed with the third gear (10-7) is fixed on the valve lever (4), a torsion spring (10-9) is installed at the position of the valve rod (4), the gear ratio among the first gear (10-3), the second gear (10-5) and the third gear (10-7) is 1:1:1, the gear ratio between the third gear (10-7) and the fourth gear (10-8) is 1:2, a universal joint (10-10) is installed between the second shaft rod (10-4) and the third shaft rod (10-6), and a pull rod (10-11) for pulling the first shaft rod (10-2) to rotate is installed at the position of the shell (10-1).
3. The manual ball valve with high platform torsion spring quick reset of claim 1, which is characterized in that: the valve rod (4) comprises a first round rod (4-1), a second round rod (4-2) and a square block (4-3) fixed below the second round rod (4-2), the cross section of the second round rod (4-2) is larger than that of the first round rod (4-1), a second sealing ring (11) is arranged between the second round rod (4-2) and the valve body (1), the top end of the valve core (2) is provided with a square hole (2-2), and the square block (4-3) is matched with the square hole (2-2).
4. The manual ball valve with high platform torsion spring quick reset of claim 1, which is characterized in that: and an inner hexagon screw (12) is fixed between the valve core (2) and the square block (4-2).
CN202120939208.5U 2021-04-30 2021-04-30 Quick reset manual ball valve with high platform torsion spring Active CN215172417U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120939208.5U CN215172417U (en) 2021-04-30 2021-04-30 Quick reset manual ball valve with high platform torsion spring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120939208.5U CN215172417U (en) 2021-04-30 2021-04-30 Quick reset manual ball valve with high platform torsion spring

Publications (1)

Publication Number Publication Date
CN215172417U true CN215172417U (en) 2021-12-14

Family

ID=79366632

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120939208.5U Active CN215172417U (en) 2021-04-30 2021-04-30 Quick reset manual ball valve with high platform torsion spring

Country Status (1)

Country Link
CN (1) CN215172417U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Manual ball valve with high platform torsion spring for quick reset

Granted publication date: 20211214

Pledgee: Industrial Commercial Bank of China Ltd. Lishui Liandu branch

Pledgor: ZHEJIANG SHANGGONG VALVE Co.,Ltd.

Registration number: Y2024980009233