CN217925821U - Manual control rod support of blowout preventer - Google Patents
Manual control rod support of blowout preventer Download PDFInfo
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- CN217925821U CN217925821U CN202120896833.6U CN202120896833U CN217925821U CN 217925821 U CN217925821 U CN 217925821U CN 202120896833 U CN202120896833 U CN 202120896833U CN 217925821 U CN217925821 U CN 217925821U
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- manual control
- manual
- control rod
- support
- blowout preventer
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Abstract
The utility model relates to a manual control rod support of preventer. The manual control rod support of preventer includes the base and fixes the support frame on the base, be fixed with the supporting seat on the support frame, the supporting seat has the interior recess that is used for holding the manual control rod, still have the axis and be used for two at least gyro wheels parallel with the manual control rod axis, the gyro wheel is at manual control rod interval arrangement in circumference, move in its length direction of perpendicular to the manual control rod, each gyro wheel outer peripheral face all is used for arranging with the laminating of manual control rod outer peripheral face, in order to support each manual control rod through the gyro wheel, in the manual control rod rotation in-process, produce rolling friction between manual control rod and gyro wheel, in order to reduce the manual control rod and rotate the frictional force of in-process supporting seat to the manual control rod, reduce the moment of manual rotation control rod, reduce the flashboard and close or the manual control rod reset time, avoid the emergence of potential safety hazard and accident.
Description
Technical Field
The utility model relates to a manual control rod support of preventer.
Background
In oil drilling operations, ram blowout preventers are one of the important devices for preventing a blowout accident. Currently, the closing and opening control of rams in ram blowout preventers is mainly of three forms: hydraulic control, manual control, and combined hydraulic and manual control. In the drilling process, when a hydraulic control system fails, manual control is required to be adopted to realize quick well closing.
The manual control device is generally provided with a manual operating rod, and the manual operating rod is supported by a support and is connected out of a derrick base and parallel to the derrick. The manual control of the flashboard is realized by manually rotating the operating lever, the manual operation can only close the flashboard but not open the flashboard, if the manually closed flashboard is to be opened, firstly the manual operating lever needs to be reset and unlocked, then the flashboard is opened by utilizing hydraulic pressure, and the flashboard can be normally closed and normally reset by normally rotating the manual operating lever.
Because the control rod self is heavier, and in addition the environment of flashboard preventer is very abominable in the drilling operation, on-the-spot drilling fluid splash, soak etc. and lead to the control rod to rust easily, increase the frictional force between control rod and the support, and then lead to the manually operation control rod difficulty, it is long consuming time, if there is the emergency situation when needing to close the well fast, take place great potential safety hazard and accident easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a manual control rod support of preventer to solve among the prior art manual operation control rod difficulty, long consuming time, take place the problem of great potential safety hazard and accident easily.
The utility model discloses a manual control rod support of preventer adopts following technical scheme:
the manual control rod support of preventer includes:
a base;
the supporting frame is fixedly connected with the base;
the supporting seat is fixed on the supporting frame and provided with an inner concave part used for accommodating the manual operating rod, and the supporting seat is also provided with at least two rollers of which the axes are parallel to the axes of the manual operating rod, the peripheral surfaces of the rollers are respectively used for being attached to the peripheral surfaces of the manual operating rod, and the rollers are arranged at intervals in the peripheral direction of the manual operating rod so as to limit the manual operating rod to move in the direction vertical to the length direction of the manual operating rod.
The beneficial effects of the utility model are that: the utility model discloses an among the manual control rod support of preventer, make each gyro wheel outer peripheral face laminating in manual control rod and the supporting seat to support each manual control rod through the gyro wheel, rotate the in-process at manual control rod, make and produce the gyro wheel friction between manual control rod and the gyro wheel, reduce manual control rod and rotate the frictional force of in-process supporting seat to manual control rod, reduce the moment of manual rotation control rod, reduce the flashboard and close or manual control rod reset time, avoid the emergence of potential safety hazard and accident.
Further, the supporting seat comprises two supporting plates arranged in the axial direction of the manual operating lever at intervals, the supporting plates are provided with the concave parts, and the roller rotating support is assembled between the two adjacent supporting plates.
The beneficial effects are as follows: the material quantity of the supporting seat can be reduced by the structural arrangement, and the cost of the supporting seat is reduced.
Further, the roller comprises a roller shaft and a sleeve sleeved on the roller shaft, the sleeve is rotatably supported on the two support plates, the roller shaft is provided with a nut, and the nut is locked with the roller shaft to limit the sleeve to move in the axial direction.
The beneficial effects are as follows: the structure is convenient for the assembly of the roller between the two adjacent supporting plates.
Furthermore, the support frame comprises a vertical pipe extending in the up-down direction, and the support seat is sleeved on the vertical pipe and is fixedly connected with the vertical pipe.
The beneficial effects are as follows: the support seat is sleeved on the vertical pipe of the support frame, so that the manual control rod support of the blowout preventer can be matched with manual control rods with different heights, and the manual control rod support of the blowout preventer has higher compatibility; in addition, the vertical pipe extends in the up-down direction, and two or three supporting seats can be arranged on the vertical pipe, so that the utility model discloses manual control rod support of blowout preventer adapts to the support of manual control rod in double-ram blowout preventer or three-ram blowout preventer.
Further, the supporting seat is connected with the vertical pipe through a pin.
The beneficial effects are as follows: the assembly of the supporting seat and the vertical pipe is convenient to realize through a pin connection mode.
Further, the inner concave surface of the inner concave portion comprises an arc-shaped surface, and the arc-shaped surface is used for being coaxially arranged with the manual operating lever.
The beneficial effects are as follows: the arrangement facilitates the arrangement of the roller wheel on the circumference of the manual operating lever.
Furthermore, the concave surface is a U-shaped surface.
The beneficial effects are as follows: in the structural arrangement, the straight surface at the U-shaped opening position of the U-shaped surface can be used for limiting the manual operating lever to be separated from the inner concave part, so that the supporting seat has a better supporting and limiting effect on the manual operating lever.
Further, the base is of a frame structure, and the support frame is welded to the frame structure.
The beneficial effects are as follows: the structure arrangement can ensure that the whole manual operating rod bracket of the blowout preventer has higher structural strength.
Drawings
FIG. 1 is a schematic structural view of a manual control lever support of a blowout preventer according to the present invention in embodiment 1;
figure 2 is a top view of the assembled base and riser of embodiment 1 of the manual control stick support of the blowout preventer of the present invention;
fig. 3 is a schematic view of an assembly structure of a support seat and a riser in the specific embodiment 1 of the manual operating lever bracket of the blowout preventer of the invention;
fig. 4 is a top view of the structure shown in fig. 3.
Description of reference numerals:
1. a base; 2. a riser; 3. a supporting seat; 31. a sleeve; 32. a support plate; 33. a roller; 331. a roller shaft; 332. a nut; 333. a sleeve; 334. a bearing; 34. a pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
The utility model discloses a manual control rod support of preventer specific embodiment 1:
as shown in fig. 1 and 2, the manual operating rod bracket of the blowout preventer comprises a base 1 and a support frame fixed on the base 1, wherein the base 1 is supported on the ground and is of a field-shaped frame structure, and the field-shaped frame structure is formed by welding steel pipes. The support frame comprises a vertical pipe 2, and the vertical pipe 2 is welded at the center of the square frame and extends in the up-down direction.
The manual operating rod support of the blowout preventer further comprises two supporting seats 3, the supporting seats 3 are fixed on the vertical pipe 2 and used for supporting the manual operating rod, and the two supporting seats 3 are arranged at intervals in the vertical direction of the vertical pipe 2 and used for being matched with the double-ram blowout preventer to support the two manual operating rods in the double-ram blowout preventer, as shown in fig. 1. In other embodiments, three support seats 3 may be provided, and the three support seats 3 are spaced above and below the riser 2 to fit a three ram blowout preventer and support three manual levers in the three ram blowout preventer.
As shown in fig. 1, 3 and 4, the support seat 3 includes a sleeve 31, the sleeve 31 is sleeved on the riser 2 and is fixedly connected with the riser 2 through a pin 34, so as to facilitate the assembly of the support seat 3 on the riser 2, and the manual control lever bracket of the blowout preventer can be assembled according to the height of the manual control lever, so that the manual control lever bracket of the blowout preventer is adapted to the manual control levers with different heights, and the manual control lever bracket of the blowout preventer in this embodiment has high compatibility.
In this embodiment, as shown in fig. 4, the support seat 3 further includes two support plates 32 welded on the sleeve 31, a normal direction of the support plates 32 is the same as an extending direction of the manual operation lever, the two support plates 32 are arranged at intervals in the extending direction of the manual operation lever, each support plate 32 has an arc-shaped section and a horizontal section, an end of the horizontal section is welded on the sleeve 31, the arc-shaped section has an inner concave portion with an upward opening, and the manual operation lever is located at the inner concave portion.
In this embodiment, as shown in fig. 3 and 4, the supporting seat 3 further includes four rollers 33, and each roller 33 is rotatably supported and assembled between the two supporting plates 32. The interior concave surface of interior concave part includes the arcwall face of bottom and two straight faces on upper portion in backup pad 32, the arcwall face is arranged rather than the manual control pole that corresponds is coaxial, and the radius size of arcwall face is greater than manual control pole's radius size, so that at four gyro wheels 33 of interval arrangement in manual control pole's circumference, the central angle that the arcwall face corresponds is 180, two straight faces are vertical face, so that interior concave surface forms the U-shaped face, gyro wheel 33 sets up to the radial inside side salient arcwall face, and gyro wheel 33 outer peripheral face is used for arranging with the laminating of manual control pole outer peripheral face, in order to support manual control pole.
In this embodiment, as shown in fig. 1 and 3, the concave portion forms a U-shaped surface, and the two straight surfaces at the opening of the U-shaped surface can limit the manual operation lever from coming out of the concave portion when the manual operation lever moves up and down during the rotation process, so that the support base 3 has a better supporting and limiting effect on the manual operation lever.
In this embodiment, the roller 33 includes a roller shaft 331 and a sleeve 333 fitted around the roller shaft 331. Specifically, as shown in fig. 1, 3 and 4, each support plate 32 is provided with four through holes, the through holes are uniformly arranged around the manual operating lever at intervals in the circumferential direction, the through holes of the two support plates 32 are in one-to-one correspondence, each through hole is provided with a bearing 334, the sleeve 333 comprises a large-diameter pipe section located in the middle and small-diameter pipe sections located at two ends, the inner diameter of the large-diameter pipe section is equal to the inner diameter of the small-diameter pipe section, the outer diameter of the large-diameter pipe section is larger than the outer diameter of the small-diameter pipe section, the small-diameter pipe sections at two ends of the sleeve 333 are rotatably supported and assembled in the corresponding through holes of the two support plates 32 through the bearings 334, the roller shaft 331 is a screw, the screw is provided with a nut 332, the screw penetrates through the sleeve 333 and is locked with the nut 332, the maximum outer diameter of the nut 332 and the maximum outer diameter of the head of the screw are both larger than the inner diameter of the bearing 334, so that the sleeve 33 is limited to move in the axial direction by the screw and the nut 332, and the sleeve 33 is prevented from falling off from the two support plates 32.
In this embodiment, as shown in fig. 1 and 3, the outer peripheral surface of the middle large-diameter pipe section of the sleeve 333 forms an outer peripheral surface for supporting the manual operation lever on the roller 33, and the outer peripheral surface is bonded to the outer peripheral surface of the manual operation lever. During the rotation of the manual operating lever, the sleeve 333 and the manual operating lever synchronously rotate relative to the support plate 32 to generate rolling friction between the sleeve 333 and the manual operating lever, so that the friction force of the support base 3 on the manual operating lever during the rotation of the manual operating lever can be reduced, the moment of the manual rotation of the manual operating lever by a worker can be reduced, the closing time of the gate plate or the resetting time of the manual operating lever can be reduced, and potential safety hazards and accidents caused by untimely closing of the gate plate or untimely unlocking of the manual operating lever can be avoided.
The utility model discloses a blowout preventer manual control pole support's embodiment 2:
it differs from the specific example 1 in that: the supporting seat is provided with no supporting plate, the supporting seat comprises a supporting block, a through hole which is coaxially arranged with the manual control lever is formed in the supporting block, an inner concave part for accommodating the manual control lever is further formed in the supporting block, an idler wheel accommodating space for accommodating an idler wheel is further formed in the concave part of the arc-shaped surface of the inner concave part, the sleeve is rotatably supported and assembled in the through hole, a gap is formed between the sleeve and the supporting block on the idler wheel, the manual control lever is supported through the outer peripheral surface of the sleeve, in the process of rotating the manual control lever, the sleeve and the idler wheel shaft are enabled to rotate relative to the supporting block synchronously, and the friction force of the supporting seat on the manual control lever in the rotating process of the manual control lever is reduced.
The utility model discloses a blowout preventer manual control pole support's concrete embodiment 3:
it differs from the specific example 1 in that: the two ends of the roller shaft are rotatably assembled in the through holes of the support plates through bearings, nuts are not arranged on the roller shaft, the outer diameter of the middle part of the roller shaft is larger than that of the two ends of the roller shaft, the outer peripheral surface of the middle part of the roller shaft is attached to the outer peripheral surface of the manual operating lever, the distance between the two support plates welded on the sleeve is fixed, and the roller shaft can be limited to move in the axial direction through the two support plates and the bearings assembled in the through holes of the support plates.
The utility model discloses a blowout preventer manual control pole support's embodiment 4:
it differs from the specific example 1 in that: the stand pipe is of a telescopic structure and comprises an upper section stand pipe and a lower section stand pipe, the upper section stand pipe and the lower section stand pipe are inserted together and fixedly connected through a pin, the supporting seat is fixed on the upper section stand pipe, and the height of the supporting seat on the stand pipe can be adjusted according to the heights of different manual control levers so as to be matched with the ram blowout preventers with the manual control levers with different heights.
The utility model discloses a manual control rod support of preventer concrete embodiment 5:
it differs from the specific example 1 in that: the supporting seat does not include the sleeve, and two backup pads in the supporting seat all weld on the riser outer wall to realize the fixed connection of supporting seat and riser.
The utility model discloses a concrete embodiment 6 of manual control rod support of preventer:
it differs from the specific example 1 in that: the interior concave surface in the backup pad is the V-arrangement face, and V-arrangement face opening both sides respectively are provided with two gyro wheels, and the gyro wheel evenly spaced arrangement in manual control rod's circumference, and the laminating of gyro wheel outer peripheral face and manual control rod outer peripheral face is arranged.
The utility model discloses a blowout preventer manual control pole support's concrete embodiment 7:
it differs from the specific example 1 in that: the concave surface in the supporting plate is an arc-shaped surface, the arc-shaped surface and the manual control lever are coaxially arranged, and the central angle of the arc-shaped surface is 180 degrees, so that the supporting plate is provided with rollers which are uniformly arranged around the manual control lever in the circumferential direction.
In other embodiments, the central angle of the arc surface may be greater than 180 °, and the width of the inner recess may be greater than the outer diameter of the manual operating lever, so that the manual operating lever may enter the inner recess from the inner recess.
The utility model discloses a blowout preventer manual control pole support's embodiment 8:
it differs from the specific example 1 in that: the base is steel plate structure, supports subaerial, and fixes on the bottom surface through rag bolt, and the support frame welding is on the steel sheet. Or in other embodiments, the support frame is fixedly connected with the base through the connecting flange.
The utility model discloses a blowout preventer manual control pole support's concrete embodiment 9:
it differs from the specific example 1 in that: the idler wheels in the supporting seat are two and are respectively arranged on two sides of the inner concave part to support the manual operating lever, and the idler wheels are attached to the outer peripheral surface of the manual operating lever.
In other embodiments, the rollers in the support seat may also be three or more than five, and are uniformly spaced in the circumferential direction of the manual operating lever. No matter how many rollers are arranged, the rollers are matched with each other, and the movement of the manual control lever can be limited in the direction vertical to the length direction of the manual control lever.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A blowout preventer manual joystick mount, comprising:
a base (1);
the supporting frame is fixedly connected with the base (1);
the supporting seat (3) is fixed on the supporting frame, is provided with an inner concave part for accommodating the manual operating lever, and is also provided with at least two rollers (33) with axes parallel to the axes of the manual operating lever, the peripheral surface of each roller (33) is used for being attached to the peripheral surface of the manual operating lever, and the rollers (33) are arranged at intervals in the peripheral direction of the manual operating lever so as to limit the manual operating lever to move in the direction vertical to the length direction of the manual operating lever.
2. The blowout preventer manual lever bracket according to claim 1, wherein the support base (3) comprises two support plates (32) arranged at a distance in the axial direction of the manual lever, each support plate (32) having the inner recess, and the roller (33) is rotatably supported and fitted between the two adjacent support plates (32).
3. The blowout preventer manual lever support according to claim 2, characterized in that the roller (33) comprises a roller shaft (331) and a sleeve (333) which is fitted over the roller shaft (331), the sleeve (333) being rotatably supported on the two support plates (32), the roller shaft (331) being provided with a nut (332), the nut (332) being locked with the roller shaft (331) to limit the sleeve (333) from moving in the axial direction.
4. Blowout preventer manual control lever bracket according to any one of claims 1 to 3, characterized in that the support frame comprises a riser (2) extending in the up-down direction, the support base (3) being fitted over the riser (2) and being fixedly connected to the riser (2).
5. Blowout preventer manual lever bracket according to claim 4, characterized in that the support base (3) and the riser (2) are connected by means of a pin (34).
6. The blowout preventer manual joystick mount of any one of claims 1 to 3, wherein the inner concave surface of the inner concave portion comprises an arcuate surface, and the arcuate surface is for coaxial arrangement with the manual joystick.
7. The blowout preventer manual lever bracket of claim 6, wherein the concave surface is a U-shaped surface.
8. Blowout preventer manual lever bracket according to any one of claims 1 to 3, characterized in that the base (1) is a frame structure on which the support bracket is welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896833.6U CN217925821U (en) | 2021-04-28 | 2021-04-28 | Manual control rod support of blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896833.6U CN217925821U (en) | 2021-04-28 | 2021-04-28 | Manual control rod support of blowout preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217925821U true CN217925821U (en) | 2022-11-29 |
Family
ID=84147251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120896833.6U Active CN217925821U (en) | 2021-04-28 | 2021-04-28 | Manual control rod support of blowout preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217925821U (en) |
-
2021
- 2021-04-28 CN CN202120896833.6U patent/CN217925821U/en active Active
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