CN216922066U - Self sealss compensation arrangement and novel packing box - Google Patents
Self sealss compensation arrangement and novel packing box Download PDFInfo
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- CN216922066U CN216922066U CN202220622712.7U CN202220622712U CN216922066U CN 216922066 U CN216922066 U CN 216922066U CN 202220622712 U CN202220622712 U CN 202220622712U CN 216922066 U CN216922066 U CN 216922066U
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Abstract
The application relates to the field of oil exploration, in particular to a self-sealing compensation device and a novel packing box, wherein the self-sealing compensation device comprises a self-sealing gasket, two groups of inner extrusion assemblies and two groups of outer extrusion assemblies, the self-sealing gaskets are positioned between the two groups of inner extrusion assemblies, and the two groups of inner extrusion assemblies are used for extruding the self-sealing gaskets; the outer extrusion assembly is positioned outside the inner extrusion assembly and is used for driving the two groups of inner extrusion assemblies to approach each other. This application has through adjusting outer extrusion subassembly, just can adjust two interior extrusion subassemblies's relative position to control from sealed expanding degree of filling up, play the sealed effect of compensation to sealing device originally, and this compensation is sealed can be according to sealing device's impaired condition constantly adjusting originally, effectively prevents the effect of weeping.
Description
Technical Field
The application relates to the field of oil exploration, especially, relate to a self sealss compensation arrangement and novel packing box.
Background
In the process of oil field exploitation, a polished rod eye, a polished rod and a sucker rod of an oil pumping unit are sequentially connected with an oil well pump from top to bottom, and the polished rod and the oil well pump are driven by the oil pumping unit to move up and down, so that the oil well pump is driven to pump oil in the oil well to the ground; and a packing box is installed at the wellhead and used for realizing sealing between the wellhead and the polish rod.
In the related art, a conventional packing box includes a pressing cap and a packing box body, the pressing cap is connected to the upper side of the packing box body in a threaded manner, a polish rod penetrates through the pressing cap and the packing box body, and a packing is wound in the packing box; the packing is used for sealing the polished rod when sliding, so that an oil leakage event is prevented; the pressure cap is used for compressing the packing, and the sealing performance of the packing is guaranteed.
In summary, the inventor thinks that the sealing performance of the conventional packing box is reduced and oil leakage is easy to happen after the conventional packing box is subjected to friction of the polish rod for a long time due to continuous friction of the polish rod and the packing box body.
SUMMERY OF THE UTILITY MODEL
In order to strengthen the sealing performance of novel packing box and polished rod, reduce the emergence of oil leak incident, this application provides a self sealss compensation arrangement and novel packing box.
First aspect, the application provides a self sealss compensation arrangement adopts following technical scheme:
a self-sealing compensation device comprises a self-sealing gasket, two groups of internal extrusion assemblies and two groups of external extrusion assemblies, wherein the two groups of internal extrusion assemblies are arranged, the self-sealing gasket is positioned between the two groups of internal extrusion assemblies, and the two groups of internal extrusion assemblies are used for extruding the self-sealing gasket; the outer extrusion assembly is positioned outside the inner extrusion assembly and is used for driving the two groups of inner extrusion assemblies to approach each other.
Through adopting above-mentioned technical scheme, the setting of extrusion subassembly in two, make outer extrusion subassembly extrude the back with two interior extrusion subassemblies, extrusion subassembly will be from the sealing pad extrusion in two, by the outside expansion inflation of extruded self-sealing pad, then the staff is through adjusting outer extrusion subassembly, just can adjust two interior extrusion subassembly's relative position, thereby control the expansion degree from sealed the pad, play the sealed effect of compensation to sealing device originally, and this compensation is sealed can be according to sealing device's impaired condition constantly adjusting originally, effectively prevent the emergence of weeping.
Optionally, the internal extrusion assembly includes an extrusion column, an extrusion disc and a stress disc, the extrusion column is located between the extrusion disc and the stress disc, the cross-sectional area of the extrusion column is smaller than that of the extrusion disc and the stress disc, the extrusion column is connected with the extrusion disc and the stress disc, and the extrusion disc is used for extruding the self-sealing gasket.
Through adopting above-mentioned technical scheme, interior extrusion subassembly's setting, because the cross sectional area of extrusion dish, atress dish is greater than the cross sectional area of extrusion post, consequently, when the outside extrusion subassembly inwards extrudees the subassembly application of force, the outside extrusion subassembly at first contacts be the atress dish, and the atress dish transmits power for the extrusion dish through the extrusion post, and the extrusion dish that possess great cross sectional area is big with the area of contact from sealed pad, and is effectual to the extrusion from sealed pad.
Optionally, a winding groove is formed in the outer peripheral surface of the extrusion column, and the extrusion column is wound with a sealing rope along the winding groove.
By adopting the technical scheme, the winding groove is formed in order that the sealing rope can be embedded into the winding groove, so that the sealing rope is difficult to displace, and the stability of the sealing rope is high; the sealing rope is arranged, so that the sealing performance of the self-sealing compensation device is further improved, and liquid leakage is effectively prevented.
Optionally, the outer extrusion assembly comprises a stabilizing sleeve and an extrusion sleeve, the stabilizing sleeve is connected with the original sealing device, and one end of the stabilizing sleeve, which is far away from the sealing device, is inserted into the extrusion sleeve and is in threaded connection with the extrusion sleeve.
By adopting the technical scheme, the arrangement of the outer extrusion assembly enables a worker to screw the extrusion sleeve, the extrusion sleeve further approaches to the stable sleeve, the space between the extrusion sleeve and the stable sleeve is compressed, so that the two inner extrusion assemblies approach to each other, and finally the self-sealing pad is extruded; the staff can adjust this self-sealing compensating device according to the situation that the original sealing device is worn.
Optionally, a first sealing cushion is arranged on one side, close to the extrusion column, of the stress disc.
Through adopting above-mentioned technical scheme, the setting of first sealed cushion for when the staff twisted and moves the extrusion sleeve, when extrusion sleeve and firm sleeve lock completely, when can not further twist and move the extrusion sleeve, first sealed cushion can prevent to extrude and produce frictional force between telescopic cross section and the telescopic cross section of firm, and can play sealed effect between firm sleeve and the extrusion sleeve.
Optionally, a second sealing cushion is arranged between the force bearing disc and the extrusion sleeve.
Through adopting above-mentioned technical scheme, the sealed cushion of second is close to external last one sealedly as self sealss compensation arrangement, will extrude the sleeve and carry out further sealedly, effectively prevents the emergence of weeping.
In a second aspect, the present application provides a novel packing box, which adopts the following technical scheme:
a novel packing box comprises the self-sealing compensation device.
Through adopting above-mentioned technical scheme, use above-mentioned self sealss compensation arrangement as novel packing box for novel packing box's sealing performance is greater than traditional packing box's sealing performance far away.
In a third aspect, the present application provides a novel packing box, which adopts the following technical scheme:
the utility model provides a novel packing box, includes traditional packing box and foretell self sealss compensation arrangement, self sealss compensation arrangement is connected with traditional packing box.
Through adopting above-mentioned technical scheme, traditional packing box uses with self sealss compensation arrangement for the polished rod is when reciprocating, and the staff can adjust self sealss compensation arrangement according to the wearing and tearing of traditional packing box, then self sealss compensation arrangement further seals the polished rod, improves novel packing box's sealing performance, reduces the emergence of oil leak incident.
Optionally, the sealing rope is a packing rope.
Through adopting above-mentioned technical scheme, be arranged in the packing box with above-mentioned self sealss compensation arrangement back, with sealed rope replacement for packing rope, improve novel packing box's sealing performance, reduce the emergence of oil leak incident.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the relative positions of the two inner extrusion assemblies can be adjusted by workers through adjusting the outer extrusion assemblies, so that the expansion degree of the self-sealing gasket is controlled, the effect of compensating and sealing the original sealing device is achieved, the compensating and sealing can be continuously adjusted according to the damage condition of the original sealing device, and liquid leakage is effectively prevented;
2. the sealing rope is arranged, so that the sealing performance of the self-sealing compensation device is further improved, and liquid leakage is effectively prevented;
3. packing box and self sealss compensation arrangement are used even for the polished rod when reciprocating, the staff can adjust self sealss compensation arrangement according to the wearing and tearing of original packing box, then self sealss compensation arrangement further seals the polished rod, improves novel packing box's sealing performance, reduces the emergence of oil leak incident.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
fig. 2 is a schematic sectional view intended to show a cut-away external extrusion assembly.
Description of reference numerals: 1. a self-sealing gasket; 2. an inner extrusion assembly; 21. extruding the column; 211. a connecting shaft; 22. an extrusion disc; 221. winding the groove; 23. a force-bearing plate; 3. an outer extrusion assembly; 31. a stabilizing sleeve; 32. extruding the sleeve; 321. a sealing plate; 322. a holding plate; 4. a first sealing cushion; 5. a second sealing cushion; 6. and (7) a packing rope.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses self sealss compensation arrangement and novel packing box. Referring to fig. 1 and 2, the self-sealing compensation device comprises a self-sealing gasket 1, two inner extrusion assemblies 2 and two outer extrusion assemblies 3, wherein the self-sealing gasket 1 is positioned between the two inner extrusion assemblies 2 and is connected with the two inner extrusion assemblies 2; outer extrusion subassembly 3 is located outside interior extrusion subassembly 2, and outer extrusion subassembly 3 is connected with interior extrusion subassembly 2, and outer extrusion subassembly 3 is used for driving two interior extrusion subassemblies 2 and is close to each other.
When the staff wants to adjust the degree of sealing from sealed pad 1, operate outer extrusion subassembly 3, then extrusion subassembly 2 is close to each other in 3 drives two of outer extrusion subassembly, from the inflation of sealed pad 1, and the sealed effect of reinforcing.
Referring to fig. 2, the self-sealing gasket 1 is made of a flexible and deformable material. The internal extrusion component 2 comprises an extrusion column 21, an extrusion disc 22 and a stress disc 23, the extrusion column 21 is of a cylindrical structure, a spiral winding groove 221 is formed in the outer peripheral surface of the extrusion column 21, and a sealing rope is wound on the outer peripheral surface of the extrusion column 21 along the direction of the winding groove 221; two ends of the extrusion column 21 are fixedly connected with connecting shafts 211 which are in a cylindrical structure respectively, the outer diameter of each connecting shaft 211 is smaller than that of the extrusion column 21, the inner diameter of each connecting shaft 211 is equal to that of the extrusion column 21, and the connecting shafts 211 and the extrusion columns 21 are integrally formed. The extrusion disc 22 and the stress disc 23 are both in a circular ring structure, the cross-sectional area of the extrusion disc 22 and the cross-sectional area of the stress disc 23 are both larger than the cross-sectional area of the extrusion column 21, the outer diameter of the extrusion disc 22 and the outer diameter of the stress disc 23 are both larger than the outer diameter of the extrusion column 21, the inner diameter of the extrusion disc 22 and the inner diameter of the stress disc 23 are both equal to the inner diameter of the extrusion column 21, the extrusion disc 22 and the stress disc 23 are respectively positioned at two ends of the extrusion column 21, the extrusion disc 22 is positioned at one side of the extrusion column 21 close to the other inner extrusion assembly 2, and the extrusion disc 22 and the stress disc 23 are both fixedly connected with the connecting shaft 211 and integrally formed; the self-sealing gasket 1 is positioned between the two pressing disks 22 and abuts against the two pressing disks 22.
Referring to fig. 2, the external extrusion assembly 3 includes a stabilizing sleeve 31 and an extrusion sleeve 32, the interior of the stabilizing sleeve 31 is a cylindrical barrel-shaped structure, and the outer circumferential surface of the stabilizing sleeve 31 close to the extrusion sleeve 32 is provided with threads; the inside cylindrical barrel structure that is of extrusion sleeve 32, extrusion sleeve 32 inner wall is seted up threadedly, and extrusion sleeve 32 internal diameter equals with firm sleeve 31 external diameter, and extrusion sleeve 32 cover is located outside some firm sleeve 31 to with firm sleeve 31 threaded connection. A sealing plate 321 is fixedly connected to one side of the extrusion sleeve 32, which is far away from the stable sleeve 31, the sealing plate 321 is in a circular structure, and the sealing plate 321 and the extrusion sleeve 32 are integrally formed; the sealing plate 321 is provided with a circular clamping plate 322 on one side close to the force-bearing disc 23, and the clamping plate 322 is fixedly connected with the extrusion sleeve 32 and is integrally formed. A first sealing cushion 4 is fixedly bonded on one side of the stress disc 23 close to the extrusion column 21, the first sealing cushion 4 is in a circular ring shape, and the first sealing cushion 4 is abutted with the stabilizing sleeve 31 and the extrusion sleeve 32; a second sealing cushion 5 is fixedly bonded between the sealing plate 321 and the clamping plate 322, and the second sealing cushion 5 is in a circular ring structure.
During the outer extrusion subassembly 3 of staff's operation, hold extrusion sleeve 32, and rotate extrusion sleeve 32, then extrusion sleeve 32 and firm sleeve 31 are close to each other, when extrusion sleeve 32 removed, promote the sealed cushion 5 of second in proper order, atress dish 23, connecting axle 211, extrusion post 21, connecting axle 211, extrusion dish 22, because another extrusion dish 22 rigidity, consequently extrusion dish 22 extrudees self-sealing pad 1, self-sealing pad 1 inflation, sealed effect reinforcing.
Referring to fig. 2, a self-sealing compensation device can be used as a novel packing box and can also be used together with a traditional packing box. When using as novel packing box, the polished rod inserts closing plate 321, the sealed cushion 5 of second, atress dish 23 in proper order, adds and holds board 322, connecting axle 211, extrusion post 21, connecting axle 211, extrusion dish 22, self-sealing pad 1 and another interior extrusion subassembly 2, and the sealed rope adopts packing rope 6.
Referring to fig. 2, a novel packing box, including traditional packing box and self sealss compensation arrangement, firm sleeve 31 deviates from 32 one end of extrusion sleeve and is connected with traditional packing box, and the polished rod inserts closing plate 321, the sealed cushion of second 5, atress dish 23 in proper order, adds and holds board 322, connecting axle 211, extrusion post 21, connecting axle 211, extrusion dish 22, self-sealing pad 1, another interior extrusion subassembly 2 and traditional packing box. The sealing rope adopts a packing rope 6.
When the oil pumping, the polished rod slides from top to bottom, and when the leakproofness of traditional packing box worsened, the staff adjusted self sealss compensation arrangement through twisting extrusion sleeve 32 to adjust novel packing box's leakproofness.
The implementation principle of self sealss compensation arrangement of the embodiment of this application does: when the worker wants to adjust the sealing degree of the self-sealing gasket 1, the worker holds the extrusion sleeve 32 by hand, rotates the extrusion sleeve 32, moves the extrusion sleeve 32, and sequentially pushes the second sealing cushion 5, the stressed disc 23, the connecting shaft 211, the extrusion column 21, the connecting shaft 211 and the extrusion disc 22 to move, and because the position of the other extrusion disc 22 is fixed, the extrusion disc 22 extrudes the self-sealing gasket 1, the self-sealing gasket 1 expands, and the sealing effect is enhanced; this self sealss compensation arrangement can regard as novel packing box to use alone, also can combine with traditional packing box, forms a novel packing box.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A self-sealing compensation device, its characterized in that: the self-sealing gasket comprises a self-sealing gasket (1), inner extrusion assemblies (2) and outer extrusion assemblies (3), wherein the inner extrusion assemblies (2) are arranged into two groups, the self-sealing gasket (1) is positioned between the two groups of inner extrusion assemblies (2), and the two groups of inner extrusion assemblies (2) are used for extruding the self-sealing gasket (1); the outer extrusion assembly (3) is positioned outside the inner extrusion assembly (2), and the outer extrusion assembly (3) is used for driving the two groups of inner extrusion assemblies (2) to be close to each other.
2. The self-sealing compensating device of claim 1, wherein: interior extrusion subassembly (2) is including extrusion post (21), crushing dish (22) and atress dish (23), and extrusion post (21) is located between extrusion dish (22) and atress dish (23), and the cross sectional area of extrusion post (21) is less than the cross sectional area of crushing dish (22), atress dish (23), and extrusion post (21) is connected with extrusion dish (22), atress dish (23), and extrusion dish (22) are used for the extrusion from sealed (1).
3. A self-sealing compensating device as claimed in claim 2, wherein: a winding groove (221) is formed in the outer peripheral surface of the extrusion column (21), and a sealing rope is wound on the extrusion column (21) along the direction of the winding groove (221).
4. A self-sealing compensating device as claimed in claim 2, wherein: the outer extrusion assembly (3) comprises a stabilizing sleeve (31) and an extrusion sleeve (32), the stabilizing sleeve (31) is connected with an original sealing device, and one end, far away from the sealing device, of the stabilizing sleeve (31) is inserted into the extrusion sleeve (32) and is in threaded connection with the extrusion sleeve (32).
5. A self-sealing compensating device as claimed in claim 2, wherein: one side of the stress disc (23) close to the extrusion column (21) is provided with a first sealing soft cushion (4).
6. The self-sealing compensating device of claim 4, wherein: a second sealing cushion (5) is arranged between the stress disc (23) and the extrusion sleeve (32).
7. A novel packing box is characterized in that: comprising a self-sealing compensating device as claimed in any of the claims 1-6.
8. A novel packing box is characterized in that: the self-sealing compensation device comprises a traditional packing box and the self-sealing compensation device as claimed in any one of claims 1-6, wherein the self-sealing compensation device is connected with the traditional packing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220622712.7U CN216922066U (en) | 2022-03-21 | 2022-03-21 | Self sealss compensation arrangement and novel packing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220622712.7U CN216922066U (en) | 2022-03-21 | 2022-03-21 | Self sealss compensation arrangement and novel packing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922066U true CN216922066U (en) | 2022-07-08 |
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ID=82228030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220622712.7U Active CN216922066U (en) | 2022-03-21 | 2022-03-21 | Self sealss compensation arrangement and novel packing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922066U (en) |
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2022
- 2022-03-21 CN CN202220622712.7U patent/CN216922066U/en active Active
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