CN216098624U - Short socket spanner combined part for limited space - Google Patents
Short socket spanner combined part for limited space Download PDFInfo
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- CN216098624U CN216098624U CN202120251865.0U CN202120251865U CN216098624U CN 216098624 U CN216098624 U CN 216098624U CN 202120251865 U CN202120251865 U CN 202120251865U CN 216098624 U CN216098624 U CN 216098624U
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- 238000006243 chemical reaction Methods 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 2
- 230000007704 transition Effects 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
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Abstract
The utility model discloses a short socket wrench assembly for a limited space, which relates to the technical field of installation and disassembly of limited space bolts of oilfield wellhead devices and well control equipment, and particularly relates to a short socket wrench assembly for a limited space. This short box spanner sub-assembly for confined space through A type box spanner, B type box spanner, A type connection lug, B type connection lug and the cooperation setting of ultrashort telescopic, makes this short box spanner sub-assembly for confined space can realize conveniently installing and removing the confined space hexagon nut of the flange bolt department that well head device and well control were equipped to the oil field use in the in-process that uses.
Description
Technical Field
The utility model relates to the technical field of mounting and dismounting of limited space bolts of oil field wellhead devices and well control equipment, in particular to a short socket wrench assembly for limited space.
Background
Well head device and well control equipment that use in the oil field, along with the improvement of pressure grade, well head and well control equipment highly increase by a wide margin, this has brought the difficulty for on-the-spot installation and normally operate these well head and well control equipment, need reduce the height urgently, and in order to reduce the height, just need compress the size at relevant position, the size at compression flange neck position can be considered to the priority, the compression of this position size just brings the bolt axial space when installing and dismantling bolt hexagon nut and is compressed by a wide margin, can't operate with conventional box spanner, with present dedicated spanner that strikes, the safety risk ratio is bigger, the swing of hammer still receives the restriction, and injure people easily at the in-process of striking.
Meanwhile, in order to leave enough space for operating the universal wrench, wellhead device and well control equipment manufacturers have limited shortened sizes, so that the existing wellhead device and well control equipment are still high in height and inconvenient to install and operate, and the difficulty exists on the site for a long time.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention provides a short socket wrench assembly for confined spaces that solves the problems set forth above in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a confined space is with short box spanner sub-assembly, includes A type box spanner and B type box spanner, the lug is connected to A type box spanner's one end fixedly connected with A type, the ultrashort sleeve has been cup jointed on the A type connection lug, ultrashort telescopic one end is equipped with the hexagonal hole, ultrashort telescopic other end is equipped with the connection square hole.
Optionally, one end of the B-type socket wrench is fixedly connected with a B-type connecting lug, the B-type connecting lug is consistent with the a-type connecting lug in size, the two connecting lugs are arranged at a forty-five degree angle difference, and the B-type connecting lug and the a-type connecting lug are both flat steel structures.
Optionally, the overall dimensions of the a-type socket wrench and the B-type socket wrench are the same, the two ends of the a-type socket wrench and the B-type socket wrench are two arc shapes with different sizes, the two arcs with different sizes are connected through a straight arm, and the B-type connecting bump and the a-type connecting bump are both fixedly connected to the side surface of the end where the large arc is located.
Optionally, the ultrashort sleeve includes circular base, circular base's six prismatic columns of side fixedly connected with section, the hexagonal hole is located six prismatic columns section, connect the square hole and be located circular base.
Optionally, the side length of the connecting square hole is consistent with the side lengths of the B-type connecting bump and the A-type connecting bump, and the connecting square hole is in clearance fit with the B-type connecting bump and the A-type connecting bump.
Optionally, the ultra-short sleeve may be replaced by a large-flying transition joint or a medium-flying transition joint, the large-flying transition joint and the medium-flying transition joint are both formed by a quadrangular prism and a cylinder, the quadrangular prisms of the large-flying transition joint and the medium-flying transition joint are inserted into the connecting square hole, the lengths of the quadrangular prisms of the large-flying transition joint and the medium-flying transition joint are both smaller than the depth of the connecting square hole, and inner holes of the large-flying transition joint and the medium-flying transition joint are both square through holes and can be connected with corresponding square bumps of the ratchet wrench.
(III) advantageous effects
The utility model provides a short socket wrench assembly for a limited space, which has the following beneficial effects:
this short socket spanner sub-assembly for confined space, through A type socket spanner, B type socket spanner, A type connection lug, B type connection lug and ultrashort telescopic cooperation setting, make this short socket spanner sub-assembly for confined space can realize conveniently installing and removing the hexagonal nut in the confined space of the flange bolt department that well head device and well control equipment were used in the oil field in the in-process that uses, simultaneously this instrument has the processing cost low, moreover, the steam generator is simple in structure, light in weight, the operation is safe, the wide characteristics of field application scope are used to the complete set, the problem of conveniently installing and removing the hexagonal nut in the confined space of the flange bolt department of well head device and well control equipment using the sleeve is solved, the adaptability problem of ultrashort sleeve and general quick ratchet spanner for confined space has been solved, can furthest's promotion go up the efficiency of unloading bolt hexagonal nut.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the ultra short sleeve of the present invention;
FIG. 3 is a schematic structural view of a type A socket wrench according to the present invention;
FIG. 4 is a schematic top view of the A-type socket wrench of the present invention;
FIG. 5 is a schematic structural view of a type B socket wrench according to the present invention;
fig. 6 is a schematic top view of a B-type socket wrench according to the present invention.
In the figure: 1. an A-type socket wrench; 2. a B-type socket wrench; 3. a type A connection bump; 4. an ultra-short sleeve; 401. a circular base; 402. a hexagonal prism section; 5. a hexagonal hole; 6. connecting the square holes; 7. and a B-type connecting bump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, the present invention provides a technical solution: a short socket wrench assembly for a limited space comprises an A-type socket wrench 1 and a B-type socket wrench 2, wherein one end of the A-type socket wrench 1 is fixedly connected with an A-type connecting lug 3, one end of the B-type socket wrench 2 is fixedly connected with a B-type connecting lug 7, the B-type connecting lug 7 and the A-type connecting lug 3 are the same in size, the placing angles of the B-type connecting lug 7 and the A-type connecting lug 3 are different by forty-five degrees, the B-type connecting lug 7 and the A-type connecting lug 3 are both of flat steel structures, the A-type socket wrench 1 and the B-type socket wrench 2 are the same in external dimension, two circular arcs with different sizes are arranged at two ends of the A-type socket wrench, the two circular arcs with different sizes are connected through a straight arm, the B-type connecting lug 7 and the A-type connecting lug 3 are both fixedly connected to the side face of the end where the large circular arc is located, an ultrashort socket 4 is sleeved on the A-type connecting lug 3, the ultrashort socket 4 comprises a circular base 401, the side surface of the round base 401 is fixedly connected with a hexagonal column section 402, a hexagonal hole 5 is positioned on the hexagonal column section 402, a connecting square hole 6 is positioned on the round base 401, one end of the ultra-short sleeve 4 is provided with the hexagonal hole 5, the other end of the ultra-short sleeve 4 is provided with the connecting square hole 6, the side length of the connecting square hole 6 is consistent with the side length of the B-type connecting lug 7 and the A-type connecting lug 3, the matching form of the connecting square hole 6, the B-type connecting lug 7 and the A-type connecting lug 3 is clearance fit, the ultra-short sleeve 4 can be replaced by a large fly conversion joint or a middle fly conversion joint, the large fly conversion joint and the middle fly conversion joint are both composed of a quadrangular prism and a cylinder, the quadrangular prism on the large fly conversion joint and the middle fly conversion joint is inserted in the connecting square hole 6, and the length of the quadrangular on the large fly conversion joint and the middle fly conversion joint is smaller than the depth of the connecting square hole 6, the inner holes of the large-flying conversion joint and the middle-flying conversion joint are square through holes and can be connected with square convex blocks of a corresponding ratchet wrench, the short socket wrench combined piece for the limited space can conveniently assemble and disassemble hexagon nuts in the limited space at the connecting flange bolt of a wellhead device and well control equipment used in an oil field in the using process through the matched arrangement of an A-type socket wrench 1, a B-type socket wrench 2, an A-type connecting convex block 3, a B-type connecting convex block 7 and an ultra-short socket 4, meanwhile, the tool has the characteristics of low processing cost, simple structure, light weight, safe operation and wide application range of a complete set using field, the problem that the hexagon nuts in the limited space at the connecting flange bolt of the wellhead device and the well control equipment are conveniently assembled and disassembled by using the socket is solved, the problem of the adaptability of the socket 4 for the limited space and the universal rapid ratchet wrench is solved, the efficiency of loading and unloading the bolt hexagon nut can be improved to the maximum extent.
When in use, the ultra-short sleeve 4 is a series product, the specification of which is designed according to the size of a standard hexagon nut, and the assembly and disassembly operation of the hexagon nut which is mainly used on site is met. For example, hexagonal nuts such as 65, 60, 55, 50 and the like corresponding to bolts such as M42, M39, M36, M33 and the like can be shared by the a-type socket wrench 1, the B-type socket wrench 2, the large-flight adapter and the medium-flight adapter, during the process of connecting flange screws of a wellhead device or a well control device, the hexagonal nuts of the bolts are brought in by hands, then the hexagonal nuts are sleeved into the hexagonal holes 5 on the ultrashort sleeve 4 for the limited space, when the operation space is limited, the a-type connecting bumps 3 or the B-type connecting bumps 7 at one end of the a-type socket wrench 1 or the B-type socket wrench 2 are sleeved into the connecting square holes 6 of the ultrashort sleeve 4 for the limited space, then the a-type socket wrench 1 or the B-type socket wrench 2 is rotated for fastening, and the fastening can be completed by repeatedly or alternately using the a-type socket wrench 1 and the B-type socket wrench 2; if the operation space is not limited, the square end of the large-flying conversion joint or the middle-flying conversion joint (depending on the field matched universal quick ratchet wrench) is sleeved into the connecting square hole 6 of the ultra-short sleeve 4 for the limited space, then the square end of the universal quick ratchet wrench is sleeved into the square hole end of the large-flying conversion joint or the middle-flying conversion joint, and fastening can be completed by rotating the universal quick ratchet wrench. After the fastening operation is completed, if there is a strict demand for fastening torque, a dedicated torque wrench or hydraulic wrench is required for precise operation. In the process of disassembling a flange screw of a wellhead device or a well control device, because a flange bolt is tight after bearing pressure, a hydraulic wrench is firstly used for loosening the flange bolt, then a hexagonal nut is sleeved into a hexagonal hole 5 on an ultra-short sleeve 4 for a limited space, when the operation space is limited, an A-type connecting lug 3 or a B-type connecting lug 7 at one end of an A-type sleeve wrench 1 or a B-type sleeve wrench 2 is sleeved into a connecting square hole 6 of the ultra-short sleeve 4 for the limited space, then the A-type sleeve wrench 1 or the B-type sleeve wrench 2 is rotated for loosening, and the A-type sleeve wrench 1 and the B-type sleeve wrench 2 are repeatedly or alternately used for loosening; secondly, if the connection is not limited, the square end of the large-flying conversion joint or the middle-flying conversion joint (depending on the field matched universal quick ratchet wrench) is sleeved into the connection square hole 6 of the ultra-short sleeve 4 for the limited space, then the square end of the universal quick ratchet wrench is sleeved into the square hole end of the large-flying conversion joint or the middle-flying conversion joint, and the loosening can be completed by rotating the universal quick ratchet wrench.
The working principle and the beneficial effects of the utility model are as follows: the short socket wrench assembly for the limited space is characterized in that an A-type socket wrench 1, a B-type socket wrench 2, an A-type connecting lug 3, a B-type connecting lug 7 and an ultra-short socket 4 are matched, so that the short socket wrench assembly for the limited space can conveniently assemble and disassemble a hexagon nut in the limited space at a connecting flange bolt of a well head device and well control equipment used in an oil field in the using process, meanwhile, the tool has the characteristics of low processing cost, simple structure, light weight, safe operation and wide application range of the complete set of use site, the problem that the hexagon nut in the limited space at the connecting flange bolt of a wellhead device and well control equipment is conveniently assembled and disassembled by using the sleeve is solved, the problem of adaptability of the ultrashort sleeve 4 for the limited space and a universal quick ratchet wrench is solved, and the efficiency of assembling and disassembling the bolt hexagon nut can be improved to the maximum extent.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a confined space is with short box spanner sub-assembly, includes A type box spanner (1) and B type box spanner (2), its characterized in that: the one end fixedly connected with A type connection lug (3) of A type box spanner (1), ultrashort sleeve (4) have been cup jointed on A type connection lug (3), the one end of ultrashort sleeve (4) is equipped with hexagonal hole (5), the other end of ultrashort sleeve (4) is equipped with connection square hole (6).
2. A confined space short box wrench assembly as claimed in claim 1, wherein: the one end fixedly connected with B type connection lug (7) of B type socket spanner (2), the size of B type connection lug (7) and A type connection lug (3) is unanimous, and the two places the angle difference forty-five degrees, just B type connection lug (7) and A type connection lug (3) are the band steel structure.
3. A limited space short box wrench assembly as claimed in claim 2, wherein: the A-type socket wrench (1) and the B-type socket wrench (2) are identical in overall dimension, two arc types with different sizes are arranged at two ends of the A-type socket wrench and connected through straight arms between the two arcs with different sizes, and the B-type connecting lug (7) and the A-type connecting lug (3) are fixedly connected to the side face of the end where the large arc is located.
4. A confined space short box wrench assembly as claimed in claim 1, wherein: ultrashort sleeve (4) include circular base (401), the side fixedly connected with hexagonal prism section (402) of circular base (401), hexagonal hole (5) are located hexagonal prism section (402), connect square hole (6) and are located circular base (401).
5. A limited space short box wrench assembly as claimed in claim 2, wherein: the side length of the connecting square hole (6) is consistent with the side length of the B-type connecting lug (7) and the A-type connecting lug (3), and the connecting square hole (6) is in clearance fit with the B-type connecting lug (7) and the A-type connecting lug (3).
6. A confined space short box wrench assembly as claimed in claim 1, wherein: the ultra-short sleeve (4) can be replaced by a large-flying conversion joint or a middle-flying conversion joint, the large-flying conversion joint and the middle-flying conversion joint are respectively composed of a quadrangular prism and a cylinder, the quadrangular prisms on the large-flying conversion joint and the middle-flying conversion joint are inserted in the connecting square hole (6), the lengths of the quadrangular prisms on the large-flying conversion joint and the middle-flying conversion joint are smaller than the depth of the connecting square hole (6), and inner holes on the large-flying conversion joint and the middle-flying conversion joint are square through holes and can be connected with square bumps of corresponding ratchet wrenches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120251865.0U CN216098624U (en) | 2021-01-29 | 2021-01-29 | Short socket spanner combined part for limited space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120251865.0U CN216098624U (en) | 2021-01-29 | 2021-01-29 | Short socket spanner combined part for limited space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216098624U true CN216098624U (en) | 2022-03-22 |
Family
ID=80686300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120251865.0U Expired - Fee Related CN216098624U (en) | 2021-01-29 | 2021-01-29 | Short socket spanner combined part for limited space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216098624U (en) |
-
2021
- 2021-01-29 CN CN202120251865.0U patent/CN216098624U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |