CN212480151U - Ultralow temperature forced sealing spherical gate valve - Google Patents
Ultralow temperature forced sealing spherical gate valve Download PDFInfo
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- CN212480151U CN212480151U CN202021909581.8U CN202021909581U CN212480151U CN 212480151 U CN212480151 U CN 212480151U CN 202021909581 U CN202021909581 U CN 202021909581U CN 212480151 U CN212480151 U CN 212480151U
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Abstract
The utility model discloses an ultra-low temperature forced seal sphere gate valve, which comprises a valve body, the valve body left end is through having seted up the water inlet, the valve body right-hand member is through having seted up the delivery port, the valve body upper end is equipped with long neck structure valve gap through the welding, the inside suit of long neck structure valve gap is equipped with the transmission shaft, the transmission shaft upper end is equipped with the executive valve through the bolt fastening, executive valve upper end left side is equipped with the handle through the welding, the transmission shaft lower extreme is equipped with the loop bar through the welding, the loop bar lower extreme changes fixedly through the cover and is equipped with the telescopic link, the telescopic link lower extreme is equipped with the stop ball through the welding, the inside left end of valve body is equipped: a105, the transmission shaft drives the loop bar and the telescopic rod to stretch and retract through threads, an isolation plate is welded inside the valve body and on the upper side of the left end of the backflow port, and the radius of the stop ball is the same as that of the backflow port; the utility model discloses the leakproofness is good, the executive valve is opened well, the low difficult advantage of freezing of temperature.
Description
Technical Field
The utility model discloses spherical gate valve technical field, concretely relates to is ultra-low temperature forced seal spherical gate valve.
Background
The existing upper-mounted hard sealing ball valve generally comprises a valve body, a valve cover, a ball body, a valve seat, a valve rod, a support and an actuating mechanism, wherein the valve seat is in a ball valve sealing structure such as a metal floating valve seat, an elastic and floating valve seat and the like, and is arranged in a valve body channel. The main disadvantages are: under the working condition of ultralow temperature medium, the difference of the shrinkage rates of the valve body and the valve seat and the rubber ring or the graphite ring is large, so that leakage between the outer circular surface of the valve seat and the inner wall of the valve body channel is caused, and the sealing performance is poor.
In the prior art, the sealing performance is poor, the execution valve is not easy to open, and the spherical gate valve is easy to freeze when the air temperature is low, so that the spherical gate valve needs to be forcibly sealed at ultralow temperature.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ultra-low temperature forced seal sphere gate valve, possessed that the leakproofness is good, the executive valve is opened well, the low difficult advantage of freezing of temperature, solved prior art's problem.
In order to achieve the above object, the utility model provides a following technical scheme: ultra-low temperature forced seal sphere gate valve, including the valve body, the water inlet has been seted up through the valve body left end, the valve body right-hand member is through having seted up the delivery port, the valve body upper end is equipped with long-neck structure valve gap through the welding, the inside suit of long-neck structure valve gap is equipped with the transmission shaft, the transmission shaft upper end is equipped with the executive valve through the bolt fastening, executive valve upper end left side is equipped with the handle through the welding, the transmission shaft lower extreme is equipped with the loop bar through the welding, the loop bar lower extreme changes fixedly through the cover and is equipped with the telescopic link, the telescopic link lower extreme is equipped with by the ball through the welding, the inside left end of valve body.
Preferably, the stop ball is sleeved and fixed with the backflow port.
Preferably, the valve body is made of the following materials: A105.
preferably, the transmission shaft drives the loop bar and the telescopic rod to extend and retract through threads.
Preferably, the inside of the valve body and the upper side of the left end of the reflow opening are welded with a separation plate.
Preferably, the radius of the stop ball is the same as that of the backflow port.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. ultra-low temperature forced sealing sphere gate valve has by the ball through the welding of telescopic link lower extreme, leads to the telescopic link flexible drive by the upper and lower activity of ball, through by ball and backward flow mouth upper end suit, reaches the effect of damming, by the ball the same with backward flow mouth radius, can not have water after damming and flowing out, the leakproofness is effectual.
2. Ultra-low temperature forced seal sphere gate valve through the handle of executive valve upper end, conveniently rotates when the dress soon, has improved rotatory speed greatly and has improved work efficiency greatly, and the heating pipe of the inside left end of valve body prevents that the temperature is inside when low from freezing on water, has made things convenient for the resident of water, can not be because the temperature is low and can not use water.
Drawings
FIG. 1 is an overall schematic view of the ultra-low temperature forced sealing spherical gate valve of the present invention;
FIG. 2 is a schematic view of the inside of the valve of the ultra-low temperature forced sealing spherical gate valve of the present invention;
the figures are labeled as follows: 1. a valve body; 2. a water inlet; 3. a water outlet; 4. a long-neck structure valve cover; 5. a drive shaft; 6. an implement valve; 7. a handle; 8. heating a tube; 9. a return port; 10. a cut-off ball; 11. a telescopic rod; 12. a loop bar.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1:
please refer to fig. 1, 2, ultralow temperature forced seal sphere gate valve, including valve body 1, 1 left end of valve body is through having seted up water inlet 2, 1 right-hand member of valve body is through having seted up delivery port 3, 1 upper end of valve body is equipped with long-neck structure valve gap 4 through the welding, the inside suit of long-neck structure valve gap 4 is equipped with transmission shaft 5, 5 upper ends of transmission shaft are equipped with executive valve 6 through the bolt fastening, 6 upper end left sides of executive valve are equipped with handle 7 through the welding, 5 lower extremes of transmission shaft are equipped with loop bar 12 through the welding, 12 lower extremes of loop bar are through the fixed telescopic link 11 that is equipped with of cover commentaries on classics, 11 lower extremes of telescopic link are equipped with by ball 10 through the welding, 1 inside left end of valve body is equipped with heating pipe 8 through the screw fastening, 1: a105, the transmission shaft 5 drives the loop bar 12 and the telescopic rod 11 to stretch and retract through threads, an isolation plate is welded on the upper side of the left end of the backflow port 9 inside the valve body 1, and the radius of the stop ball 10 is the same as that of the backflow port 9;
specifically, a water source flows into the valve body 1 through the water inlet 2, the isolation plate on the upper side of the left end of the backflow port 9 is isolated, the water flows into the backflow port 9, flows out through the outlet on the upper end of the backflow port 9 and flows out through the water outlet 3, the heating pipe 8 on the left end in the valve body 1 prevents the water in the valve body from freezing when the air temperature is low, the transmission shaft 5 in the valve cover 4 with the long-neck structure is convenient for transmitting the loop bar 12 and the telescopic rod 11 through the execution valve 6, the handle 7 on the upper end of the execution valve 6 is convenient to rotate during screwing, and the rotating speed is greatly improved;
example 2:
please refer to fig. 1, 2, ultralow temperature forced seal sphere gate valve, including valve body 1, 1 left end of valve body is through having seted up water inlet 2, 1 right-hand member of valve body is through having seted up delivery port 3, 1 upper end of valve body is equipped with long-neck structure valve gap 4 through the welding, the inside suit of long-neck structure valve gap 4 is equipped with transmission shaft 5, 5 upper ends of transmission shaft are equipped with executive valve 6 through the bolt fastening, 6 upper end left sides of executive valve are equipped with handle 7 through the welding, 5 lower extremes of transmission shaft are equipped with loop bar 12 through the welding, 12 lower extremes of loop bar are through the fixed telescopic link 11 that is equipped with of cover commentaries on classics, 11 lower extremes of telescopic link are equipped with by ball 10 through the welding, 1 inside left end of valve body is equipped with heating pipe 8 through the screw fastening, 1: a105, the transmission shaft 5 drives the loop bar 12 and the telescopic rod 11 to stretch and retract through threads, an isolation plate is welded on the upper side of the left end of the backflow port 9 inside the valve body 1, and the radius of the stop ball 10 is the same as that of the backflow port 9;
specifically, a telescopic rod 11 is sleeved in a sleeve rod 12 through threads and extends and retracts through the threads, a stop ball 10 is welded at the lower end of the telescopic rod 11, the telescopic rod 11 extends and retracts to drive the stop ball 10 to move up and down, the stop ball 10 is sleeved with the upper end of a backflow port 9, the effect of intercepting is achieved, the radius of the stop ball 10 is the same as that of the backflow port 9, water cannot flow out after intercepting, and the sealing effect is good;
the working principle is as follows: an ultralow-temperature forced sealing spherical gate valve is characterized in that a water source flows into a valve body 1 through a water inlet 2, a separation plate on the upper side of the left end of a backflow port 9 is separated and flows into the backflow port 9, the water flows out through an outlet on the upper end of the backflow port 9 and flows out through a water outlet 3, a heating pipe 8 on the left end in the valve body 1 is used for preventing water in the valve body from freezing when the temperature is low, a transmission shaft 5 in a valve cover 4 of a long-neck structure is used for conveniently transmitting a sleeve rod 12 and a telescopic rod 11 through an execution valve 6, a handle 7 on the upper end of the execution valve 6 is convenient to rotate during screwing, the rotating speed is greatly improved, the telescopic rod 11 is sleeved in the sleeve rod 12 through threads and is telescopic through threads, a stop ball 10 is welded at the lower end of the telescopic rod 11, the telescopic rod 11 is used for driving the stop ball 10 to move, the radius of the stop ball 10 is the same as that of the return port 9, no water flows out after closure, the sealing effect is good, and the stop ball has the advantages of good sealing performance, good opening of the execution valve 6 and low temperature and is not easy to freeze.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. Ultra-low temperature forced seal sphere gate valve, its characterized in that: comprises a valve body (1), the left end of the valve body (1) is provided with a water inlet (2), the right end of the valve body (1) is provided with a water outlet (3) through welding, the upper end of the valve body (1) is provided with a valve cover (4) with a long-neck structure through welding, a transmission shaft (5) is sleeved inside the long-neck structure valve cover (4), an execution valve (6) is fixedly arranged at the upper end of the transmission shaft (5) through a bolt, a handle (7) is welded on the left side of the upper end of the execution valve (6), a loop bar (12) is welded on the lower end of the transmission shaft (5), the lower end of the loop bar (12) is fixedly provided with a telescopic bar (11) through loop rotation, the lower end of the telescopic bar (11) is provided with a stop ball (10) through welding, the left end in the valve body (1) is provided with a heating pipe (8) through screw fixation, and the middle of the valve body (1) is provided with a reflux opening (9) through welding.
2. The ultra-low temperature forced sealing spherical gate valve of claim 1, wherein: the stop ball (10) is sleeved and fixed with the backflow port (9).
3. The ultra-low temperature forced sealing spherical gate valve of claim 1, wherein: the valve body (1) is made of the following materials: A105.
4. the ultra-low temperature forced sealing spherical gate valve of claim 1, wherein: the transmission shaft (5) drives the sleeve rod (12) and the telescopic rod (11) to stretch and retract through threads.
5. The ultra-low temperature forced sealing spherical gate valve of claim 1, wherein: and a separation plate is welded between the inside of the valve body (1) and the upper side of the left end of the reflow opening (9).
6. The ultra-low temperature forced sealing spherical gate valve of claim 1, wherein: the radius of the stop ball (10) is the same as that of the backflow port (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021909581.8U CN212480151U (en) | 2020-09-04 | 2020-09-04 | Ultralow temperature forced sealing spherical gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021909581.8U CN212480151U (en) | 2020-09-04 | 2020-09-04 | Ultralow temperature forced sealing spherical gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212480151U true CN212480151U (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021909581.8U Active CN212480151U (en) | 2020-09-04 | 2020-09-04 | Ultralow temperature forced sealing spherical gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212480151U (en) |
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2020
- 2020-09-04 CN CN202021909581.8U patent/CN212480151U/en active Active
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