CN210452562U - Packing support ring dismouting device - Google Patents
Packing support ring dismouting device Download PDFInfo
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- CN210452562U CN210452562U CN201920857494.3U CN201920857494U CN210452562U CN 210452562 U CN210452562 U CN 210452562U CN 201920857494 U CN201920857494 U CN 201920857494U CN 210452562 U CN210452562 U CN 210452562U
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- support ring
- sleeve
- packing support
- claw
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Abstract
The utility model discloses a packing support ring dismouting device, include: the supporting sleeve is uniformly provided with a preset guide sliding groove in the circumferential direction; the claw blocks are correspondingly arranged in the guide sliding grooves one by one and can move along the radial direction of the supporting sleeve, and claw teeth which can be clamped in the grooves of the packing supporting ring are arranged on the claw blocks; the limiting part can limit the claw block to move along the axial direction of the support sleeve, and the first end of the limiting part can be abutted against the end face of the packing support ring; the driving assembly is arranged on the limiting part, two sides of the driving assembly extend out of the supporting sleeve, and the driving assembly can drive the claw block to move along the radial direction of the supporting sleeve; and the limiting piece limits the claw block on the supporting sleeve along the radial direction of the supporting sleeve. The driving claw blocks are clamped in the grooves of the packing support ring through the driving assembly, force is applied to the driving assembly, the packing support ring is stressed uniformly, and the probability of damage caused in the process of assembling and disassembling the packing support ring is reduced.
Description
Technical Field
The utility model belongs to the technical field of the oil drilling engineering technique and specifically relates to a packing support ring dismouting device is related to.
Background
In the use process of the ram blowout preventer, the damage and the aging of a sealing component at the sealing part of a side door are caused by the influence of factors such as the opening and closing motion of a piston shaft, the working environment and the like, and the ram blowout preventer needs to be overhauled in time. Wherein, packing support ring is as flashboard preventer piston shaft and side door department seal assembly's key component, owing to adopt the copper alloy material, hardness is little, yielding, consequently, its dismouting degree of difficulty is the biggest at the maintenance in-process.
At present, when overhauing packing support ring dismouting, adopt short crow bar, impact the bottle opener to dash out the mode of packing support ring and go on usually, however, this kind of mode is when the dismouting, often takes place the packing support ring and in the downthehole skew of axle or the card is dead, leads to packing support ring sealing face, sealing washer mounting groove to produce and warp or partial tearing, and the seal assembly installation is not in place when leading to the maintenance, perhaps leads to packing support ring directly to scrap, can't reuse.
Therefore, how to reduce the probability of damage in the process of disassembling and assembling the packing support ring is a technical problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a packing support ring dismouting device can reduce the probability that causes the damage in the packing support ring dismouting in-process.
In order to achieve the above object, the present invention provides the following solutions:
a packing support ring dismouting device includes:
the first end of the support sleeve is uniformly provided with a preset guide sliding groove along the circumferential direction of the support sleeve;
the claw blocks are correspondingly arranged in the guide sliding grooves one by one and can move along the radial direction of the support sleeve, and claw teeth are arranged on the claw blocks and can be clamped into grooves of the packing support ring;
the first end of the limiting part is fixed with the end face of the first end of the support sleeve, the claw block can be limited to move along the axial direction of the support sleeve, and the first end of the limiting part can be abutted against the end face of the packing support ring;
the driving assembly is mounted on the limiting part, two sides of the driving assembly extend out of the supporting sleeve, and the driving assembly can drive the claw block to move along the radial direction of the supporting sleeve;
the limiting piece limits the claw block on the supporting sleeve along the radial direction of the supporting sleeve.
In a particular embodiment, the drive assembly comprises:
the mandrel comprises a conical part and a threaded part which is coaxially arranged with the conical part, the conical top of the conical part is connected with the threaded part, the mandrel penetrates through the support sleeve, and the conical part is abutted against the bottom end of the claw block;
and the locking nut is in threaded connection with the threaded part, is abutted against the second end of the limiting part and fixes the mandrel on the limiting part.
In another specific embodiment, the drive assembly further comprises a tapping rod;
the knocking rod is mounted on the cone portion.
In another specific embodiment, the knocking rod is connected with the cone portion in a threaded manner, and the knocking rod and the cone portion are coaxially arranged.
In another specific embodiment, the contact surface of the claw piece and the conical part is conical along the axial direction of the support sleeve.
In another specific embodiment, the claw piece is a nylon claw piece.
In another specific embodiment, the stopper portion includes:
the first end of the flange is connected with the first end of the support sleeve through a bolt;
the sleeve is installed at the second end of the flange, and the sleeve and the flange are coaxially arranged.
In another specific embodiment, the flange is integrally connected to the sleeve.
In another specific embodiment, the stop member is a return spring;
the number of the reset springs is 2, the reset springs are respectively installed in the installation grooves formed in the supporting sleeve, and the reset springs can limit the claw blocks.
In another specific embodiment, the number of the guide sliding grooves is 3, and the guide sliding grooves are uniformly distributed on the supporting sleeve along the circumferential direction of the supporting sleeve.
According to the utility model discloses an each embodiment can make up as required wantonly, and the embodiment that obtains after these combinations is also in the utility model discloses the scope is the utility model discloses a part of the concrete implementation mode.
In one embodiment of the present invention, when the packing support ring is disassembled by using the packing support ring disassembling device disclosed by the present invention, the packing support ring disassembling device is extended into the inner side of the packing support ring, so that the first end of the limiting part connected with the support sleeve can be abutted against the end surface of the packing support ring; the claw block is driven by the driving assembly to move along the radial direction of the support sleeve in the direction departing from the axial lead of the support sleeve until claw teeth on the claw block are clamped in the groove of the packing support ring; and finally, taking out the packing support ring dismounting device by striking the part of the driving assembly extending out of the support sleeve, and realizing the dismounting of the packing support ring because the packing support ring is clamped on the packing support ring dismounting device. After the packing support ring is disassembled, the force of the driving assembly on the claw block is removed, then, the external force is directly applied to the claw, the claw block is restored to the initial position, the claw can be separated from the groove of the packing support ring, and the packing support ring is separated from the packing support ring disassembling and assembling device. The utility model discloses a drive assembly drive pawl card to the packing support ring in the recess to the drive assembly application of force, the packing support ring atress of being convenient for is even, has reduced the probability that causes the damage among the packing support ring dismouting process.
When the packing support ring is installed by using the packing support ring disassembling and assembling device disclosed by the utility model, the packing support ring is placed at the position, right opposite to the claw, of the groove of the packing support ring, then the claw block is spread by the driving assembly, so that the claw is just clamped into the groove of the packing support ring, the first end of the limiting part is abutted against the end surface of the packing support ring, then the shaft hole to be installed is cleaned, and lubricating grease is uniformly applied; aligning the shaft hole, lightly knocking a driving assembly of the packing support ring dismounting device by a small hammer, and mounting the packing support ring in place; and finally, removing the force applied to the claw block by the driving assembly to reset the claw block, so that the claw teeth are separated from the groove of the packing support ring, and the installation of the packing support ring is completed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without any novelty.
Fig. 1 is a schematic view of a front view structure of the packing support ring mounting and dismounting device provided by the present invention;
fig. 2 is a schematic diagram of a right-view structure of the packing support ring mounting and dismounting device provided by the present invention;
fig. 3 is a schematic view of a knocking rod of the packing support ring mounting and dismounting device according to the present invention;
fig. 4 is a schematic view of a front view structure of a support sleeve of the packing support ring dismounting device provided by the present invention;
fig. 5 is a left side view structural schematic diagram of the support sleeve of the packing support ring dismounting device provided by the present invention;
fig. 6 is a schematic view of the claw block of the packing support ring mounting and dismounting device according to the present invention;
fig. 7 is a left side view structural diagram of the claw block of the packing support ring dismounting device provided by the present invention;
fig. 8 is a schematic front view structural diagram of a spindle of the packing support ring dismounting device provided by the present invention;
fig. 9 is a schematic view of a front view structure of a limiting portion of the packing support ring mounting and dismounting device according to the present invention;
fig. 10 is a left side view schematic structural diagram of the limiting portion of the packing support ring dismounting device provided by the present invention.
Wherein, in fig. 1-10:
the support sleeve 1, the guide sliding groove 101, the claw block 2, the claw teeth 201, the limiting part 3, the driving component 4, the limiting part 5, the mandrel 401, the cone part 4011, the threaded part 4012, the lock nut 402, the knocking rod 6, the flange 301, the sleeve 302 and the mounting groove 102.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 10 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without making novelty work belong to the protection scope of the present invention.
Example one
The utility model provides a packing support ring dismouting device. Wherein, packing support ring dismouting device is including supporting cover 1, claw piece 2, spacing portion 3, drive assembly 4 and locating part 5.
The first end of the support sleeve 1 is evenly provided with a preset guide sliding groove 101 along the circumferential direction of the support sleeve 1. The number of the guide sliding grooves 101 can be increased or decreased as necessary.
The claw piece 2 is installed in the direction sliding tray 101 one-to-one, and can be along supporting the radial direction motion of cover 1, is provided with claw 201 on the claw piece 2, and claw 201 can block in the recess of packing support ring, realizes firmly snatching the packing support ring.
The first end of spacing portion 3 is fixed with the terminal surface of the first end of supporting sleeve 1, and spacing portion 3 forms the installation position of installation dog piece 2 with supporting sleeve 1 cooperation promptly, can spacing dog piece 2 along the axial displacement of supporting sleeve 1, and the first end of spacing portion 3 can with the terminal surface butt of packing support ring.
The driving component 4 is installed on the limiting portion 3, and both sides of the driving component 4 extend out of the supporting sleeve 1, that is, the driving component 4 penetrates through the limiting portion 3, and the driving component 4 can drive the claw piece 2 to move along the radial direction of the supporting sleeve 1.
The limiting piece 5 limits the claw piece 2 on the support sleeve 1 along the radial direction of the support sleeve 1.
When the packing support ring is disassembled by using the packing support ring disassembling and assembling device disclosed by the utility model, the packing support ring disassembling and assembling device is extended into the inner side of the packing support ring, so that the first end of the limiting part 3 connected with the support sleeve 1 can be abutted against the end surface of the packing support ring; the claw block 2 is driven by the driving component 4 to move along the radial direction of the support sleeve 1 to the direction departing from the axial lead of the support sleeve 1 until the claw teeth 201 on the claw block 2 are clamped into the groove of the packing support ring; and finally, the packing support ring dismounting device is taken out by striking the part of the driving component 4 extending out of the support sleeve 1, and the packing support ring is clamped on the packing support ring dismounting device, so that the packing support ring is dismounted. After the packing support ring is disassembled, the force of the driving component 4 on the claw block 2 is removed, then, the external force is directly applied to the claw 201, the claw block 2 is restored to the initial position, the claw 201 can be separated from the groove of the packing support ring, and the packing support ring is separated from the packing support ring dismounting device. The utility model discloses a drive assembly 4 drive claw piece 2 card to the packing support ring in the recess to 4 application of force of drive assembly, the packing support ring atress of being convenient for is even, has reduced the probability that causes the damage among the packing support ring dismouting in-process.
When the packing support ring is installed by using the packing support ring dismounting device disclosed by the utility model, the packing support ring is placed at the position where the groove of the packing support ring is just opposite to the claw 201, then the driving component 4 props open the claw 2, so that the claw 201 is just clamped in the groove of the packing support ring, the first end of the limiting part 3 is abutted against the end surface of the packing support ring, and then the shaft hole to be installed is cleaned up and evenly coated with lubricating grease; aligning the shaft hole, lightly knocking the driving assembly 4 of the packing support ring dismounting device by a small hammer, and mounting the packing support ring in place; finally, the force applied to the claw block 2 by the driving assembly 4 is cancelled, so that the claw block 2 is reset, the claw teeth 201 are separated from the groove of the packing support ring, and the installation of the packing support ring is completed.
Example two
The utility model provides a second embodiment, packing support ring dismouting device in this embodiment is similar with the structure of packing support ring dismouting device in the embodiment one, just no longer has been repeated the same part, only introduces the difference.
In this embodiment, the present invention specifically discloses that the drive assembly 4 comprises a spindle 401 and a lock nut 402.
The lock nut 402 is screwed to the screw thread portion 4012, and the lock nut 402 abuts against the second end of the stopper portion 3, thereby fixing the mandrel 401 to the stopper portion 3. The cone portion 4011 pushes the claw piece 2 to move along the radial direction of the support sleeve 1 by rotating the lock nut 402.
Further, the utility model discloses a drive assembly 4 still includes strikes pole 6, strikes pole 6 and installs on cone portion 4011. The knocking rod 6 is in threaded connection with the cone portion 4011, the knocking rod 6 and the cone portion 4011 are arranged coaxially, and the packing support ring dismounting device is taken out by knocking the knocking rod 6.
It should be noted that the driving assembly 4 may only include the mandrel 401 and the locking nut 402, as long as both ends of the mandrel 401 extend out of the supporting sleeve 1.
Further, the utility model discloses a claw piece 2 is the toper with the contact surface of cone portion 4011 along the axis direction that supports cover 1. Specifically, the claw piece 2 has a taper angle smaller than that of the taper portion 4011, so that the taper portion 4011 can drive the claw piece 2 to move in the radial direction of the support sleeve 1.
Further, the utility model discloses a claw piece 2 is the nylon claw piece, on the one hand, has guaranteed 2 sufficient use intensity of claw piece, and on the other hand, the nylon claw piece is soft relatively, can protect to support cover 1.
Further, the utility model discloses a spacing portion 3 includes flange 301 and sleeve 302. The first end of the flange 301 is connected to the first end of the support sleeve 1 by bolts, and it should be noted that the first end of the flange 301 and the first end of the support sleeve 1 may be connected by welding or integral molding.
A sleeve 302 is mounted on a second end of the flange 301, and the sleeve 302 is arranged coaxially with the flange 301. Specifically, the flange 301 may be a circular flange, a square flange, or other regular or irregular shape flange 301. For convenience of manufacture, the flange 301 is a circular flange.
In order to further increase the connection firmness of the flange 301 and the sleeve 302, the utility model discloses a flange 301 is connected with the sleeve 302 integrated into one piece. It should be noted that, in order to save materials, welding or screw connection may also be adopted, and a claw block mounting position is formed between the support sleeve 1 and the flange 301 of the sleeve 302.
Further, the utility model discloses a locating part 5 is reset spring, and reset spring's number is 2, installs respectively in the mounting groove 102 of seting up on supporting cover 1, and reset spring can spacing claw piece 2's both ends.
Further, the utility model discloses a number of direction sliding tray 101 is 3, along supporting the circumference equipartition of cover 1 on supporting cover 1. Specifically, the support sleeve 1 has a cylindrical structure, and is provided with trisection guide sliding grooves 101. The supporting sleeve 1 has the following functions: the inner wall of the supporting ring of the supporting packing, the righting claw block 2 and the guiding shaft-entering hole.
Namely, 3 claw blocks 2 are uniformly distributed on the circumferential direction of the support sleeve 1, the included angle is 120 degrees, when the nut 402 is locked by rotating right, the horizontal movement of the mandrel 401 forces the claw blocks 2 to expand radially, and the claw teeth 201 of the claw blocks 2 are accurately clamped into the groove position of the support sleeve 1.
The utility model has the advantages of it is following:
(1) the claw piece 2 of the packing support ring dismounting device is distributed in a three-point mode in the circumferential direction of the support sleeve 1, so that when the packing support ring is dismounted, the packing support ring is firmly connected with the packing support ring and can be centered and centered, the stress of the packing support ring is uniform, the damage and deformation of the support ring are effectively avoided, unsafe factors such as mechanical damage sealing surfaces in conventional operation are eliminated, the sealing effect of a side door and a piston shaft is more stable and reliable, and the use safety of well control equipment is guaranteed.
(2) The claw block 2 is designed and installed in a gap formed by the support sleeve 1 and the flange 301, is convenient to replace after being worn, is made of nylon materials, ensures enough use strength, is relatively soft, and can protect the support ring.
(3) The width of the supporting surface of the claw block 2 is consistent with the width of the packing support ring, and the claw teeth 201 on the claw block 2 are matched with the grooves of the packing support ring in a concave-convex mode during dismounting operation, so that the grabbing firmness is guaranteed, the stress area is increased, and the impact force in the dismounting process is dispersed.
(4) The packing support ring dismounting device can dismount packing support rings with different specifications by being processed into different outer diameter sizes.
(5) The mounting operation may be performed by using the mandrel 401 alone, or the dismounting operation may be performed in cooperation with the tapping rod 6.
(6) The sleeve 302 and the flange 301 can be used for righting the dismounting device in the dismounting process, and can be used for pushing the packing support ring by uniform force application.
(7) The outside of the supporting sleeve 1 is provided with the reset spring, the spring is convenient to replace, and the process for machining the spring mounting groove is simple.
(8) The conical end of the mandrel 401 is designed with a thread, which is convenient for installing the knocking rod 6.
(9) The packing support ring dismounting device can firmly clamp the support ring, directly impacts the center point of the packing support ring dismounting device, and can be operated by one person, so that the injury caused by improper matching of the personnel is avoided, and the personal safety is ensured; the operation process is more reasonable, professional and perfect.
(10) The packing support ring dismounting device guarantees the packing support ring to be intact in the maintenance process, avoids scrapping caused by knocking deformation, realizes nondestructive dismounting, can be repeatedly used for sealing elements, and reduces the cost input of maintenance materials of the ram blowout preventer.
(11) Packing support ring assembly and disassembly tools has good righting and centering effect when using, consequently, dismantles the very convenience that the installation all becomes, has reduced intensity of labour greatly, has improved production efficiency, and through examining and repairing contrast experiments many times show that the dismantlement of a support ring is by original 2 people 0.5 hour/time, promotes to 1 people 0.25 hour/time, and the effect is obvious.
It is to be noted that the words indicating an orientation herein are used for convenience of description only and do not have other specific meanings.
It is further noted that, herein, 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 an 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 article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.
The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. The utility model provides a packing support ring dismouting device which characterized in that includes:
the first end of the support sleeve (1) is uniformly provided with a preset guide sliding groove (101) along the circumferential direction of the support sleeve (1);
the claw blocks (2) are installed in the guide sliding grooves (101) in a one-to-one correspondence mode and can move along the radial direction of the support sleeve (1), claw teeth (201) are arranged on the claw blocks (2), and the claw teeth (201) can be clamped into grooves of the packing support ring;
the first end of the limiting part (3) is fixed with the end face of the first end of the support sleeve (1), the claw block (2) can be limited to move along the axial direction of the support sleeve (1), and the first end of the limiting part (3) can be abutted against the end face of the packing support ring;
the driving assembly (4) is installed on the limiting part (3), two sides of the driving assembly (4) extend out of the supporting sleeve (1), and the driving assembly (4) can drive the claw block (2) to move along the radial direction of the supporting sleeve (1);
the limiting piece (5) limits the claw block (2) on the supporting sleeve (1) along the radial direction of the supporting sleeve (1).
2. The packing support ring attaching and detaching device according to claim 1, wherein the driving assembly (4) includes:
the mandrel (401) comprises a conical part (4011) and a threaded part (4012) coaxially arranged with the conical part (4011), the conical top of the conical part (4011) is connected with the threaded part (4012), the mandrel (401) penetrates through the support sleeve (1), and the conical part (4011) is abutted to the bottom end of the claw block (2);
lock nut (402), lock nut (402) with screw thread portion (4012) threaded connection, just lock nut (402) with the second end butt of spacing portion (3) will dabber (401) are fixed on spacing portion (3).
3. The packing support ring mounting and dismounting device according to claim 2, characterized in that the driving assembly (4) further comprises a tapping rod (6);
the knocking rod (6) is installed on the cone part (4011).
4. The packing support ring mounting and dismounting device according to claim 3, wherein the knocking rod (6) is in threaded connection with the cone portion (4011), and the knocking rod (6) and the cone portion (4011) are coaxially arranged.
5. The packing support ring mounting and dismounting device according to claim 2, characterized in that the contact surface of the claw block (2) and the cone portion (4011) is tapered along the axial direction of the support sleeve (1).
6. The packing support ring mounting and dismounting device according to claim 1, characterized in that the claw blocks (2) are nylon claw blocks.
7. The packing support ring attaching and detaching device according to claim 1, wherein the stopper (3) includes:
the first end of the flange (301) is connected with the first end of the support sleeve (1) through a bolt;
a sleeve (302), the sleeve (302) is mounted at a second end of the flange (301), and the sleeve (302) and the flange (301) are arranged coaxially.
8. The packing support ring mounting and dismounting device according to claim 7, wherein the flange (301) is integrally connected with the sleeve (302).
9. The packing support ring dismounting device according to claim 1, characterized in that said retainer (5) is a return spring;
the number of the reset springs is 2, the reset springs are respectively arranged in the mounting grooves (102) formed in the support sleeve (1), and the reset springs can limit the claw blocks (2).
10. The packing support ring mounting and dismounting device according to any one of claims 1-9, wherein the number of the guide sliding grooves (101) is 3, and the guide sliding grooves are uniformly distributed on the support sleeve (1) along the circumferential direction of the support sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920857494.3U CN210452562U (en) | 2019-06-06 | 2019-06-06 | Packing support ring dismouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920857494.3U CN210452562U (en) | 2019-06-06 | 2019-06-06 | Packing support ring dismouting device |
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| Publication Number | Publication Date |
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| CN210452562U true CN210452562U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920857494.3U Active CN210452562U (en) | 2019-06-06 | 2019-06-06 | Packing support ring dismouting device |
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| CN (1) | CN210452562U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106971A (en) * | 2021-03-17 | 2022-09-27 | 中国航发商用航空发动机有限责任公司 | Disassembling tool and impact disassembling method for blade baffle |
-
2019
- 2019-06-06 CN CN201920857494.3U patent/CN210452562U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106971A (en) * | 2021-03-17 | 2022-09-27 | 中国航发商用航空发动机有限责任公司 | Disassembling tool and impact disassembling method for blade baffle |
| CN115106971B (en) * | 2021-03-17 | 2023-05-26 | 中国航发商用航空发动机有限责任公司 | Dismounting tool and impact dismounting method of blade baffle |
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