CN220204845U - High-pressure DBB duplex ball valve - Google Patents
High-pressure DBB duplex ball valve Download PDFInfo
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- CN220204845U CN220204845U CN202321736240.9U CN202321736240U CN220204845U CN 220204845 U CN220204845 U CN 220204845U CN 202321736240 U CN202321736240 U CN 202321736240U CN 220204845 U CN220204845 U CN 220204845U
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims abstract description 63
- 230000035515 penetration Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high-pressure DBB duplex ball valve, which comprises the following components: the two sides of the top of the valve body are connected with an upper cover in a penetrating way; the valve rod is connected with the upper cover in a rotary penetrating way; a plurality of clamping grooves are formed in the valve rod, and the penetrating type positioning device is penetrated and clamped with the inner cavities of the clamping grooves; the penetrating type positioning device comprises a fixing frame, a penetrating mechanism, an elastic supporting mechanism and a holding-down mechanism, wherein the fixing frame is fixedly connected between the two upper covers, one end of the penetrating mechanism is connected with the elastic supporting mechanism in a penetrating mode, and the other end of the penetrating mechanism is matched with the clamping groove. According to the utility model, by means of the arrangement mode that the upper cover is matched with the penetrating type positioning device, after the valve rod is rotated to a proper angle, the position of the valve rod can be positioned through penetrating the penetrating type positioning device and penetrating the penetrating type positioning device, so that the position of the valve rod is more stable, and the phenomenon that the valve rod rotates randomly due to false touch of staff is prevented.
Description
Technical Field
The utility model relates to the field of duplex ball valves, in particular to a high-pressure DBB duplex ball valve.
Background
Under the condition that the size space and the weight of a pipeline are limited, in order to ensure the safety of the pipeline design and reduce leakage points in a system, the double ball valve is mostly considered to realize better sealing performance, and due to the excellent sealing performance and the compact space structure, the quick cutting-off can be realized, so that the double ball valve is widely applied to a process system. The duplex fixed ball valve is generally of a DBB structure, namely double cutting-off and discharging, so that the pressure from two ends of a pipeline can be cut off simultaneously, and when the duplex ball valve is closed simultaneously, a pressure release valve of a middle cavity can be opened to extract a pipeline medium sample;
in the prior art patent No. 202221780614.2, the name is a duplex ball valve with a non-return function, which comprises a duplex ball valve body and two valve rods arranged in the duplex ball valve body, wherein a flow hole is formed in the duplex ball valve body, two ball valve balls used for sealing the flow hole are arranged in the flow hole, communication holes used for being communicated with the flow hole are formed in the two ball valve balls, and the two valve rods are respectively connected with the two ball valve balls.
The valve rod is used for controlling and driving the rotation of the ball body, so that the valve body channel can be opened or closed, but the valve rod is not provided with a structure for positioning, when a worker touches the handle on the valve rod by mistake, the rotation of the ball body can be caused, the ball valve is opened by mistake, the normal use of the ball valve is affected, and the position of the valve rod is not stable enough.
Disclosure of Invention
The utility model aims to provide a high-pressure DBB duplex ball valve so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a high pressure DBB duplex ball valve, comprising:
the two sides of the top of the valve body are connected with an upper cover in a penetrating way;
the valve rod is connected with the upper cover in a rotary penetrating way;
a penetrating type positioning device is connected between the two upper covers, a plurality of clamping grooves are formed in the valve rod, and the penetrating type positioning device is penetrated and clamped with the inner cavities of the clamping grooves;
the penetrating type positioning device comprises a fixing frame, a penetrating mechanism, an elastic supporting mechanism and a holding mechanism, wherein the fixing frame is fixedly connected between two upper covers, one end of the penetrating mechanism is connected with the elastic supporting mechanism in a penetrating mode, the other end of the penetrating mechanism is matched with a clamping groove, the elastic supporting mechanism is used for elastically supporting the penetrating mechanism, and the holding mechanism is connected to the top of the fixing frame.
Preferably, the number of the penetrating mechanism, the elastic supporting mechanism and the holding mechanism is two, and the penetrating mechanism, the elastic supporting mechanism and the holding mechanism are symmetrically arranged.
Preferably, the inserting mechanism comprises an inserting rod and a sliding pull rod, the inserting rod is connected with the upper cover in a sliding penetrating mode, one end of the inserting rod is connected with the end portion of the fixing frame in a penetrating mode, the other end of the inserting rod is clamped with the inner cavity of the clamping groove, and the sliding pull rod is fixedly connected to the top of the inserting rod.
Preferably, the end of the fixing frame is provided with a groove, one end of the penetrating rod is connected with the inner cavity of the groove in a sliding penetrating way, the top of the inner cavity of the groove is provided with a sliding groove, and the sliding pull rod is connected with the inner cavity of the sliding groove in a sliding penetrating way.
Preferably, the elastic supporting mechanism comprises a limiting rod and a spring, one end of the limiting rod is fixedly connected with the inner wall of the groove, the other end of the limiting rod is connected with the penetrating rod in a sliding penetrating manner, and the spring is movably sleeved outside the limiting rod.
Preferably, the holding mechanism comprises a fixed rod and a holding rack, wherein the bottom end of the fixed rod is fixedly connected with the fixed frame, the end part of the holding rack is fixedly connected with a round rod, and the round rod is connected with the fixed rod in a rotating and penetrating way.
Preferably, the holding frame is arranged in a C shape, and the holding frame can hold the sliding pull rod after rotating to a horizontal state.
Preferably, the top end of the upper cover is provided with a limit cover, the limit cover and the upper cover are connected with bolts in a penetrating way, and the bolts are connected with the valve body in a penetrating way through threads.
Preferably, the bottom fixed mounting of valve rod has the spheroid, the spheroid rotates the inside that sets up in the valve body, the lower cover is all installed to the both sides of valve body bottom, the side cap is all installed to the both sides of valve body.
The utility model has the technical effects and advantages that:
according to the utility model, by means of the arrangement mode that the upper cover is matched with the penetrating type positioning device, after the valve rod is rotated to a proper angle, the position of the valve rod can be positioned through penetrating the penetrating type positioning device and penetrating the penetrating type positioning device, so that the position of the valve rod is more stable, and the phenomenon that the valve rod rotates randomly due to false touch of staff is prevented.
Drawings
FIG. 1 is a schematic diagram of the front internal structure of the present utility model.
Fig. 2 is a schematic top view of the present utility model.
FIG. 3 is a schematic side half-sectional view of the present utility model.
Fig. 4 is a schematic view of an internal structure of the penetrating positioning device of the present utility model.
FIG. 5 is a schematic view of the structure of the elastic supporting mechanism of the present utility model.
FIG. 6 is a schematic side view of the drag mechanism of the present utility model.
In the figure: 1. a valve body; 2. an upper cover; 3. a valve stem; 4. a penetrating positioning device; 41. a fixing frame; 42. a penetration mechanism; 421. penetrating the inserting rod; 422. a sliding pull rod; 43. an elastic supporting mechanism; 431. a limit rod; 432. a spring; 44. a hold-down mechanism; 441. a fixed rod; 442. a hold-down rack; 5. a limit cover; 6. a sphere; 7. a lower cover; 8. a side cover.
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 present utility model provides a high pressure DBB duplex ball valve as shown in fig. 1-6, comprising:
the two sides of the top of the valve body 1 are connected with an upper cover 2 in a penetrating way;
the valve rod 3 is connected with the upper cover 2 in a rotary penetrating way;
a penetrating type positioning device 4 is connected between the two upper covers 2, a plurality of clamping grooves are formed in the valve rod 3, and the penetrating type positioning device 4 is penetrated and clamped with the inner cavities of the clamping grooves;
the penetrating positioning device 4 comprises a fixing frame 41, a penetrating mechanism 42, an elastic supporting mechanism 43 and a holding mechanism 44, wherein the fixing frame 41 is fixedly connected between two upper covers 2, the sliding of the penetrating mechanism 42 is limited through the fixing frame 41, one end of the penetrating mechanism 42 is penetrated and connected with the elastic supporting mechanism 43, the other end of the penetrating mechanism 42 is matched with a clamping groove, the elastic supporting mechanism 43 is used for elastically supporting the penetrating mechanism 42, the holding mechanism 44 is connected to the top of the fixing frame 41, and the penetrating mechanism 42, the elastic supporting mechanism 43 and the holding mechanism 44 are symmetrically arranged.
Further, the inserting mechanism 42 includes an inserting rod 421 and a sliding pull rod 422, the inserting rod 421 is connected with the upper cover 2 in a sliding and inserting manner, one end of the inserting rod 421 is connected with the end of the fixing frame 41 in a penetrating manner, the other end of the inserting rod 421 is clamped with the inner cavity of the clamping groove, the sliding pull rod 422 is fixedly connected to the top of the inserting rod 421, the end of the fixing frame 41 is provided with a groove, one end of the inserting rod 421 is connected with the inner cavity of the groove in a sliding and inserting manner, a sliding groove is formed in the top of the groove, the sliding pull rod 422 is connected with the inner cavity of the sliding groove in a sliding and inserting manner, the sliding space is formed by the sliding of the sliding pull rod 422 through the groove, the position of the valve rod 3 is conveniently located through the matching of the inserting rod 421 and the clamping groove on the valve rod 3, and the position of the inserting rod 421 is conveniently driven and controlled through the sliding pull rod 422.
Further, the elastic supporting mechanism 43 comprises a limiting rod 431 and a spring 432, one end of the limiting rod 431 is fixedly connected with the inner wall of the groove, the other end of the limiting rod 431 is connected with the inserting rod 421 in a sliding penetrating mode, the spring 432 is movably sleeved outside the limiting rod 431, sliding between the limiting rod 431 and the inserting rod 421 is enabled to be more stable, meanwhile, deformation of the spring 432 is also facilitated to be limited, elastic supporting of the inserting rod 421 is facilitated through the spring 432 in a compressed state, and accordingly matching between the inserting rod 421 and the clamping groove is more stable.
Further, the hold-down mechanism 44 includes a fixing rod 441 and a hold-down rack 442, the bottom end of the fixing rod 441 is fixedly connected with the fixing frame 41, the end of the hold-down rack 442 is fixedly connected with a round rod, the round rod is rotatably inserted and connected with the fixing rod 441, the hold-down rack 442 is in a C-shaped configuration, the hold-down rack 442 can hold down the sliding pull rod 422 after rotating to a horizontal state, the hold-down rack 442 is rotated upwards, the hold-down rack 442 does not hold down the position of the sliding pull rod 422, at this moment, the spring 432 in a compressed state supports the position of the inserting rod 421, thereby pushing the inserting rod 421 to move towards the direction of the valve rod 3 until the inserting rod is matched with the inner cavity of the clamping groove, so that the position of the valve rod 3 can be positioned through the inserting rod 421 and the inner cavity of the clamping groove, and the position of the sliding pull rod 422 can be conveniently limited through the hold-down rack 442, so that the inserting rod 421 is retracted into the upper cover 2, and normal rotation of the valve rod 3 is not affected.
Further, the top of upper cover 2 is installed spacing lid 5, it is connected with the bolt to alternate on spacing lid 5 and the upper cover 2, the bolt is connected with valve body 1 screw thread alternate, can realize the installation to the relative position between upper cover 2, spacing lid 5 and the valve body 1 through the bolt, be convenient for carry out spacingly to the rotation of valve rod 3 through upper cover 2 and spacing lid 5, make the rotation of valve rod 3 more stable, the bottom fixed mounting of valve rod 3 has spheroid 6, spheroid 6 rotates the inside that sets up in valve body 1, lower cover 7 is all installed to the both sides of valve body 1 bottom, side cap 8 is all installed to the both sides of valve body 1, be convenient for carry out spacingly to spheroid 6 after the installation through side cap 8, be convenient for make the rotation of spheroid 6 more stable through lower cover 7.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (9)
1. A high pressure DBB duplex ball valve, comprising:
the two sides of the top of the valve body (1) are connected with an upper cover (2) in a penetrating way;
the valve rod (3) is connected with the upper cover (2) in a rotating and penetrating way;
the method is characterized in that: a penetrating type positioning device (4) is connected between the two upper covers (2), a plurality of clamping grooves are formed in the valve rod (3), and the penetrating type positioning device (4) is penetrated and clamped with the inner cavities of the clamping grooves;
the alternate positioning device (4) comprises a fixing frame (41), an alternate mechanism (42), an elastic supporting mechanism (43) and a holding mechanism (44), wherein the fixing frame (41) is fixedly connected between the two upper covers (2), one end of the alternate mechanism (42) is in alternate connection with the elastic supporting mechanism (43), the other end of the alternate mechanism (42) is mutually matched with the clamping groove, the elastic supporting mechanism (43) is used for elastically supporting the alternate mechanism (42), and the holding mechanism (44) is connected to the top of the fixing frame (41).
2. The high-pressure DBB duplex ball valve according to claim 1, wherein the number of the penetrating mechanism (42), the elastic supporting mechanism (43) and the holding mechanism (44) is two, and the penetrating mechanism, the elastic supporting mechanism and the holding mechanism are symmetrically arranged.
3. The high-pressure DBB duplex ball valve according to claim 1, wherein the penetration mechanism (42) comprises a penetration rod (421) and a sliding pull rod (422), the penetration rod (421) is connected with the upper cover (2) in a sliding penetration manner, one end of the penetration rod (421) is connected with the end part of the fixing frame (41) in a penetration manner, the other end of the penetration rod (421) is clamped with the inner cavity of the clamping groove, and the sliding pull rod (422) is fixedly connected to the top of the penetration rod (421).
4. A high-pressure DBB duplex ball valve according to claim 3, wherein a groove is formed at an end of the fixing frame (41), one end of the penetration rod (421) is connected with an inner cavity of the groove in a sliding penetration manner, a sliding groove is formed at the top of the inner cavity of the groove, and the sliding pull rod (422) is connected with the inner cavity of the sliding groove in a sliding penetration manner.
5. The high-pressure DBB duplex ball valve according to claim 1, wherein the elastic supporting mechanism (43) comprises a limiting rod (431) and a spring (432), one end of the limiting rod (431) is fixedly connected with the inner wall of the groove, the other end of the limiting rod (431) is slidably inserted and connected with the inserting rod (421), and the spring (432) is movably sleeved outside the limiting rod (431).
6. The high-pressure DBB duplex ball valve according to claim 1, wherein the hold-down mechanism (44) comprises a fixed rod (441) and a hold-down rack (442), the bottom end of the fixed rod (441) is fixedly connected with the fixed frame (41), the end part of the hold-down rack (442) is fixedly connected with a round rod, and the round rod is rotatably and alternately connected with the fixed rod (441).
7. The high pressure DBB duplex ball valve according to claim 6, wherein the hold-down rack (442) is arranged in a C-shape, and the hold-down rack (442) can hold down the sliding pull rod (422) after rotating to a horizontal state.
8. The high-pressure DBB duplex ball valve according to claim 1, wherein a limit cover (5) is arranged at the top end of the upper cover (2), bolts are connected to the limit cover (5) and the upper cover (2) in a penetrating mode, and the bolts are connected with the valve body (1) in a penetrating mode through threads.
9. The high-pressure DBB duplex ball valve according to claim 1, wherein a ball body (6) is fixedly arranged at the bottom of the valve rod (3), the ball body (6) is rotatably arranged in the valve body (1), lower covers (7) are arranged on two sides of the bottom of the valve body (1), and side covers (8) are arranged on two sides of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321736240.9U CN220204845U (en) | 2023-07-04 | 2023-07-04 | High-pressure DBB duplex ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321736240.9U CN220204845U (en) | 2023-07-04 | 2023-07-04 | High-pressure DBB duplex ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220204845U true CN220204845U (en) | 2023-12-19 |
Family
ID=89153826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321736240.9U Active CN220204845U (en) | 2023-07-04 | 2023-07-04 | High-pressure DBB duplex ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220204845U (en) |
-
2023
- 2023-07-04 CN CN202321736240.9U patent/CN220204845U/en active Active
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