CN216991756U - Blowout preventer ram rubber core taking-out device - Google Patents
Blowout preventer ram rubber core taking-out device Download PDFInfo
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- CN216991756U CN216991756U CN202123367412.3U CN202123367412U CN216991756U CN 216991756 U CN216991756 U CN 216991756U CN 202123367412 U CN202123367412 U CN 202123367412U CN 216991756 U CN216991756 U CN 216991756U
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Abstract
The utility model discloses a device for taking out a rubber core of a ram of a blowout preventer, which is provided with a hydraulic cylinder for taking out the rubber core of the ram, a hydraulic cylinder fixing frame for taking out the rubber core of the ram, a shovel head and a ram seat, wherein the hydraulic cylinder for taking out the rubber core of the ram is fixed in the hydraulic cylinder fixing frame for taking out the rubber core of the ram; the shovel head is fixed at the front end of a piston rod of the flashboard rubber core taking-out hydraulic cylinder; the flashboard seat is fixed in front of the shovel head, and a flashboard assembly can be arranged in the flashboard seat; the flashboard rubber core taking-out hydraulic cylinder is connected with a hydraulic station or a hydraulic pump through a pipeline. The utility model uses hydraulic pressure as power, and pushes and contracts by the bevel edge of the shovel head to arch the gate plate rubber core, so that the damaged and deformed gate plate rubber core can be easily and freely taken out. The economic loss caused by the scrapping of the flashboard assembly caused by the deformation of the flashboard rubber core is avoided, and the use effect is remarkable.
Description
Technical Field
The utility model relates to maintenance facilities of a blowout preventer for minor repair operation in the petroleum industry, in particular to a blowout preventer ram rubber core taking-out device.
Background
In the underground operation construction, in order to prevent the occurrence of well kick and blowout accidents, a manual blowout preventer must be installed in the underground operation process of each well to ensure the construction safety. With the repeated use and the prolonged service life of the blowout preventer, the damage to all spare parts in the blowout preventer, particularly to the ram rubber core and the rubber sealing ring in the ram assembly, is more common, and in the operation and construction, the conditions of the damage to the ram rubber core and the deformation of the ram of the blowout preventer are inevitable, and various parts need to be replaced in each maintenance.
Because the ram rubber core of the ram assembly in the ram cavity of the blowout preventer is worn and deformed, workers can only carry out maintenance work on the ground and completely disassemble and assemble the ram assembly with a simple tool by manpower. If the conditions of damage to a rubber core of a flashboard assembly and deformation of the flashboard in the blowout preventer occur，Generally, a screwdriver and a crow bar are inserted between the rubber core of the flashboard and the flashboard in the flashboard assembly, the flashboard is prone to upwarp, the flashboard assembly deforms, the flashboard is clamped by the deformed assembly, the flashboard is difficult to take out, and the flashboard assembly is very difficult to disassemble.
The problems lead to high labor intensity of workers, poor working environment, easy occurrence of safety accidents, high working danger and low maintenance efficiency.
Retrieved, the following are techniques related to ram disassembly of blowout preventers:
1. CN 102155182A flashboard loading and unloading mechanism
The utility model discloses a flashboard loading and unloading mechanism which comprises a T-shaped guide plate arranged on the side surface of a side door of a blowout preventer, wherein the guide plate is fixed by a rotating shaft hole at one end of the guide plate and a rotating shaft pin, and a screwing-in positioning hole and a screwing-out positioning hole which are provided with positioning pins are respectively arranged in the vertical direction of two sides of the rotating shaft hole. The utility model is applied to the assembly and disassembly of the upper flashboard of the flashboard blowout preventer, is a safe auxiliary device, can quickly take out and install the flashboard, and has simple structure, accurate positioning and safe and quick operation.
The flashboard loading and unloading mechanism aims at the use of a single-flashboard blowout preventer, is different from the appearance structure of a manual double-flashboard blowout preventer flashboard, and cannot solve the problem that a double-flashboard rubber core cannot be taken out.
2. CN 212927762U flashboard change device for blowout preventer
The utility model relates to the technical field of blowout preventers and discloses a flashboard replacing device for a blowout preventer, which comprises a shell, a side door and a flashboard, wherein the side door is tightly connected with the side wall of the shell through bolts, the flashboard is positioned in the shell, a piston rod is arranged on the right side of the flashboard, an oil cylinder is arranged on the right side of the side door, the other end of the piston rod is communicated to the inside of the oil cylinder, two symmetrical fixing plates are fixedly arranged on the front side and the rear side of the shell, the left end and the right end of the shell are respectively connected with a screw rod in a rotating mode through a first rotating bearing, a pushing mechanism is arranged on the rod wall of the screw rod, a pushing plate is fixedly arranged on the top of the side door through a connecting plate, transverse plates are fixedly arranged on the left end, the right end, the front side and the rear side of the bottom of the shell, and transverse plates are respectively provided with a first transmission mechanism and a second transmission mechanism. The side door can be quickly separated from the shell of the blowout preventer without manual work, and the flashboard can be taken out and replaced.
The above-mentioned patent technology is directed to replacing a ram device of a hydraulic blowout preventer for drilling, and is different from a manual blowout preventer used for minor repair work in structure, so that the replacement device cannot be used.
The retrieved technologies of the patents cannot solve the problem of taking out the ram rubber core of the ram assembly in the blowout preventer, and a tool for taking out the ram rubber core of the blowout preventer is urgently needed in a production field so as to meet the maintenance work of the blowout preventer.
Disclosure of Invention
The utility model aims to provide a device for taking out a rubber core of a ram of a blowout preventer, which solves the problem of the existing dismounting mode of the rubber core of the ram of the blowout preventer, reduces the labor intensity of workers in work, improves the maintenance efficiency of the blowout preventer, and improves the maintenance safety.
The technical scheme of the utility model is as follows:
the utility model provides a preventer flashboard rubber core remove device is equipped with flashboard rubber core and takes out pneumatic cylinder, flashboard rubber core and takes out pneumatic cylinder mount, shovel head and flashboard seat, wherein:
the flashboard rubber core taking-out hydraulic cylinder is fixed in the flashboard rubber core taking-out hydraulic cylinder fixing frame;
the shovel head is fixed at the front end of a piston rod of the flashboard rubber core taking-out hydraulic cylinder;
the flashboard seat is fixed in front of the shovel head, and a flashboard assembly can be arranged in the flashboard seat;
the flashboard rubber core taking-out hydraulic cylinder is connected with a hydraulic station or a hydraulic pump through a pipeline.
Preferably, the shovel head is a right triangle structure, the bevel edge of the shovel head faces upwards to form a shovel tip, and the angle of the shovel tip of the shovel head is set between 25 degrees and 35 degrees.
Preferably, the width of shovel head is less than the width between the flashboard in the flashboard assembly, and the shovel head can insert between flashboard and the flashboard rubber core in the flashboard assembly.
Preferably, be equipped with two shovel pressure regulating valves in the flashboard rubber core takes out the pneumatic cylinder, two shovel pressure regulating valve all passes through hydraulic line and hydraulic pressure station or hydraulic pump connection, shovel pressure regulating valve is the solenoid valve.
Preferably, a flashboard assembly embedding groove is arranged in the flashboard seat, and the flashboard assembly embedding groove is an arc-shaped groove which is matched with the arc surface of the flashboard assembly.
Preferably, after the gate assembly is installed in the gate assembly embedding groove, a gate rubber core in the gate assembly is exposed above the gate seat.
Preferably, the flashboard seat is clamped in a flashboard seat clamping groove welded or bolted on the platform or the bracket; the hydraulic station or the hydraulic pump is fixed below the table surface of the platform or the support.
Preferably, the flashboard seat clamping groove is a Z-shaped groove, the lower end of the flashboard seat clamping groove is welded with the platform or the bracket, and the upper end of the flashboard seat clamping groove is clamped and pressed on the base of the flashboard seat
Preferably, the flashboard seat clamping groove is a Z-shaped groove, the lower end of the flashboard seat clamping groove is connected with the platform or the bracket through a bolt, and the upper end of the flashboard seat clamping groove is clamped and pressed on the base of the flashboard seat.
The utility model has the advantages that:
the platform or the support is used, the flashboard rubber core taking-out hydraulic cylinder fixing frame, the shovel head and the flashboard seat are fixed on the platform or the support, and maintenance personnel do not need to frequently bend down and squat, so that the maintenance personnel can quickly and efficiently complete maintenance tasks, and the blowout preventer is particularly suitable for maintenance of blowout preventers for workover operations.
Except for fixing the special taking-out device of the flashboard rubber core, the platform or the support can also be used for placing common tools and replacing new parts, so that the working environment is clean and attractive. Such as fixed pressure clamps, bench vices, and the like, and also for removing and placing set screws, gate seal components, and the like, in the gate assembly.
The specific using effect is as follows:
the gate plate rubber core taking-out device fixed on the platform or the support is driven by hydraulic pressure, pushed and contracted by the bevel edge of the shovel head to arch the gate plate rubber core, and the damaged and deformed gate plate rubber core is taken out easily and freely. The economic loss caused by the scrapping of the flashboard assembly caused by the deformation of the flashboard rubber core in the prior art is avoided, and the production cost is reduced.
In conclusion, the blowout preventer assembly maintenance device saves time and labor during maintenance of the blowout preventer assembly, reduces labor intensity of workers, improves working efficiency, and has remarkable using effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of the damper seat structure of fig. 1.
In the figure:
flashboard rubber core remove device 1, flashboard rubber core remove pneumatic cylinder 1, shovel pressure control valve 2, flashboard rubber core remove pneumatic cylinder mount 3, shovel head 4, flashboard seat 5, flashboard seat draw-in groove 6, platform or support 7, hydraulic pressure station or hydraulic pump 8.
Detailed Description
The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present disclosure. The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. 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.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-2, a ram rubber core removing device of a blowout preventer is provided with a ram rubber core removing hydraulic cylinder fixing frame 3, a shovel head 4 and a ram seat 5, wherein:
the gate plate rubber core taking-out hydraulic cylinder 1 is fixed in the gate plate rubber core taking-out hydraulic cylinder fixing frame 3;
the shovel head 4 is fixed at the front end of a piston rod of the flashboard rubber core taking-out hydraulic cylinder 1;
the flashboard seat 5 is fixed in front of the shovel head 4, and a flashboard assembly can be arranged in the flashboard seat 5;
the flashboard rubber core taking-out hydraulic cylinder 1 is connected with a hydraulic station or a hydraulic pump 8 through a hydraulic pipeline.
The utility model changes the existing mode of taking out the rubber core of the ram block of the blowout preventer,
on the basis of the first embodiment, the utility model also has the following embodiments:
referring to fig. 2, the shovel head 4 is a right triangle structure, and the bevel edge faces upwards to form a shovel tip, and the angle of the shovel tip of the shovel head 4 is set between 25 degrees and 35 degrees. The shovel head 4 at the angle can shovel the gate plate rubber core in the gate plate assembly out of the gate plate easily, so that the labor intensity of workers is reduced, the gate plate assembly is protected, the damage to the gate plate assembly caused by disassembling the gate plate rubber core is avoided, and the production cost is reduced.
Shovel 4's width is less than the width between the flashboard in the flashboard assembly, shovel 4 can insert between flashboard and the flashboard rubber core in the flashboard assembly. The flashboard rubber core is clamped between the two flashboards on the upper part of the flashboard assembly, and the flashboard rubber core is easily taken out from the space between the flashboards under the condition that the flashboards are not damaged.
The gate plate rubber core taking-out hydraulic cylinder 1 is internally provided with two shoveling pressure regulating valves 2, the two shoveling pressure regulating valves 2 are connected with a hydraulic station 8 through hydraulic pipelines, and the shoveling pressure regulating valves 2 are electromagnetic valves. The electromagnetic valve is convenient to operate, and the two shoveling pressure regulating valves 2 can be regulated by holding the remote controller by hand.
The gate plate seat 5 is provided with a base 51, a gate plate body 52 and a gate plate assembly embedding groove 53, and the gate plate assembly embedding groove 53 is an arc-shaped groove conforming to the arc surface of the gate plate assembly. The ram assemblies in each model of blowout preventer are different in size, and the ram assembly insert grooves 53 are also different in size.
After the gate plate assembly is installed in the gate plate assembly embedding groove 53, the gate plate rubber core in the gate plate assembly is exposed above the gate plate seat 5, and the depth of the gate plate assembly embedding groove 53 needs to be set to just enable the gate plate rubber core to be exposed above the gate plate seat 5, so that the gate plate rubber core can be conveniently shoveled out.
The flashboard seat 5 is clamped in a flashboard seat clamping groove 6 welded or bolted on the platform or the bracket 7; the hydraulic station or pump 8 is fixed below the table top of the platform or support 7. In addition, other maintenance tools, such as pressure clamps, bench vices, and the like, can be fixed on the platform or the table of the support 7, and can be used for removing parts such as fixing screws and ram seals on the ram assembly of the blowout preventer. The tool box can be placed below the table board of the platform or the support 7, so that maintenance tools and detachable parts can be conveniently stored.
The flashboard seat clamping groove 6 is a Z-shaped groove, the lower end of the flashboard seat clamping groove 6 is welded with the platform or the bracket 7, and the upper end of the flashboard seat clamping groove is clamped and pressed on the base 51 of the flashboard seat 5. To accommodate the maintenance work of various models of blowout preventers, ram blocks 5 having ram assembly insert grooves 53 of various sizes are designed according to the model of blowout preventers. The ram assemblies of the blowout preventers with different models can be maintained only by pushing the ram seat 5 provided with the ram assembly embedding grooves with different sizes into the ram seat clamping grooves 6, and the rubber cores in the ram assemblies are taken out.
The flashboard seat clamping groove 6 is a Z-shaped groove, the lower end of the flashboard seat clamping groove 6 is connected with the platform or the bracket 7 through a bolt, and the upper end of the flashboard seat clamping groove 6 is clamped and pressed on the base 51 of the flashboard seat 5. The flashboard seat clamping groove 6 and the platform or the bracket 7 can also be connected by bolts.
When dismantling the flashboard rubber core in the flashboard assembly of preventer, start flashboard rubber core and take out pneumatic cylinder 1, according to required pressure, handheld remote controller moves pressure regulating valve 2 to two shovels and adjusts, along with the flashboard rubber core takes out advancing of pneumatic cylinder 1, shovel head 4 shovels the flashboard rubber core in the flashboard assembly, can easily take out the flashboard rubber core from the flashboard assembly.
The device is fixed on the platform or the bracket 7, the height of a maintenance device which is necessary for a ram assembly in the blowout preventer is increased, a maintenance worker can be prevented from bending down for maintenance, the worker can operate the ram rubber core to take out the hydraulic cylinder 1 through a handheld remote controller, the maintenance is convenient, and the labor intensity of the worker is greatly reduced.
The embodiments described above are merely exemplary embodiments, but the present invention is not limited to these embodiments, and those skilled in the art can make modifications without departing from the spirit and teaching of the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement and the like made within the spirit and inventive concept of the present invention should be included in the protection scope of the present invention. The scope of protection is therefore not limited to the description set out above.
Claims (9)
1. The utility model provides a preventer flashboard rubber core remove device, characterized by is equipped with flashboard rubber core and takes out pneumatic cylinder, flashboard rubber core and takes out pneumatic cylinder mount, shovel head and flashboard seat, wherein: the flashboard rubber core taking-out hydraulic cylinder is fixed in the flashboard rubber core taking-out hydraulic cylinder fixing frame; the shovel head is fixed at the front end of a piston rod of the flashboard rubber core taking-out hydraulic cylinder; the flashboard seat is fixed in front of the shovel head, and a flashboard assembly can be arranged in the flashboard seat; the flashboard rubber core taking-out hydraulic cylinder is connected with a hydraulic station or a hydraulic pump through a pipeline.
2. The blowout preventer ram rubber core removing device according to claim 1, wherein the shovel head is of a right triangle structure, and the bevel edge faces upwards to form a shovel tip, and the angle of the shovel tip of the shovel head is set to be 25-35 degrees.
3. The ram block rubber core removing device of the blowout preventer as claimed in claim 2, wherein the width of the shovel head is smaller than the width between the ram blocks in the ram block assembly, and the shovel head can be inserted between the ram blocks and the ram block rubber core in the ram block assembly.
4. The device for taking out the rubber plug of the ram block of the blowout preventer as claimed in claim 2, wherein two shoveling pressure regulating valves are arranged in the rubber plug taking out hydraulic cylinder of the ram block, both of the shoveling pressure regulating valves are connected with a hydraulic station or a hydraulic pump through hydraulic pipelines, and the shoveling pressure regulating valves are electromagnetic valves.
5. The ram rubber core removal device of claim 1, wherein the ram base has a ram assembly receiving groove therein, the ram assembly receiving groove being an arcuate groove conforming to the arcuate surface of the ram assembly.
6. The ram block rubber core removal apparatus of claim 5, wherein said ram block rubber core in said ram block assembly is exposed above said ram block seat after said ram block assembly is installed in said ram block assembly installation recess.
7. The ram block rubber core removing device of the blowout preventer as claimed in claim 1 or 4, wherein the ram block seat is clamped in a ram block seat clamping groove welded or bolted on the platform or the bracket; the hydraulic station or the hydraulic pump is fixed below the table surface of the platform or the support.
8. The device for taking out the rubber core of the ram block of the blowout preventer as claimed in claim 7, wherein the ram block clamping grooves are Z-shaped grooves, the lower ends of the ram block clamping grooves are welded with the platform or the bracket, and the upper ends of the ram block clamping grooves are clamped and pressed on the base of the ram block.
9. The device for removing the rubber core of the ram block of the blowout preventer as claimed in claim 7, wherein the ram block slot is a Z-shaped slot, the lower end of the ram block slot is connected with the platform or the bracket bolt, and the upper end of the ram block slot is clamped and pressed on the base of the ram block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367412.3U CN216991756U (en) | 2021-12-30 | 2021-12-30 | Blowout preventer ram rubber core taking-out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367412.3U CN216991756U (en) | 2021-12-30 | 2021-12-30 | Blowout preventer ram rubber core taking-out device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216991756U true CN216991756U (en) | 2022-07-19 |
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ID=82387800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123367412.3U Active CN216991756U (en) | 2021-12-30 | 2021-12-30 | Blowout preventer ram rubber core taking-out device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216991756U (en) |
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2021
- 2021-12-30 CN CN202123367412.3U patent/CN216991756U/en active Active
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