CN216504754U - Socket assembly and wrench - Google Patents

Abstract

The disclosure relates to a sleeve component and a wrench, wherein the sleeve component is provided with a fixing part and a sleeving component, the sleeving component is provided with a sleeving through hole matched with a bolt component, and the sleeving through hole penetrates through the sleeving component along the axial direction of the sleeve component; the sleeve component further comprises a connecting component, wherein two ends of the connecting component are respectively connected to the bottom of the fixing portion and the top of the sleeved component, so that an accommodating space is formed at the top of the sleeved component, and the accommodating space is located at the top opening of the sleeved through hole. The utility model provides a sleeve subassembly and spanner passes through coupling assembling and establishes the top of piece at the cover and form the accommodation space, establishes the open-top outside of through-hole for the cover and has provided partly extension length again, comparatively leans on down to the position that the nut was screwed up on the screw rod, and under the longer condition of length that the screw rod top stretches out, the spanner also can realize and rotate the application of force effect with the cooperation of nut, has improved the practicality and the economic nature of spanner.

Description

Socket assembly and wrench

Technical Field

The present disclosure relates to railway track technology, and more particularly, to a socket assembly and a wrench.

Background

The railway track structure mainly comprises steel rails, fasteners, sleepers and a track bed, wherein the steel rails and the sleepers are usually connected by fastener systems, and the fastener systems mostly adopt bolts, nuts, elastic strips and the like to provide enough fastening capacity between the steel rails and the sleepers. For different fastener systems, the structures of the fasteners formed by bolts and nuts are different, and some of the fasteners have the fastening effect that a screw rod structure with a bolt head is screwed into a sleeper provided with an embedded sleeve; some of the steel rails are connected and fastened with sleepers by using a screw rod structure and nuts, screwing the screw rod structure into the sleeper provided with the embedded sleeve, and then adjusting the position of the nuts on the screw rods; still others have anchored bolts in the ties and tightened the spring strips that hold the rails together by nuts.

The ann of railway fastener is torn open, needs supporting large-scale spanner of using, and the large-scale spanner commonly used at present is mostly T shape manpower spanner, and the cover barrel casing of spanner bottom cup joints in the outside of bolt or nut, and operating personnel rotates the application of force through the horizontal spanner bar at spanner top, and the sleeve of bottom is twisted bolt or nut correspondingly and is moved. For the different fastener structures mentioned above, because the sleeve structure and the shape of the T-shaped manual wrench are fixed, the T-shaped manual wrench can only be applied to one fastener structure generally, and cannot be adapted to fasteners of various types or heights, and for some fastener shapes which cannot be matched from the upper end, the T-shaped manual wrench cannot be used, so that different disassembling and assembling tools need to be equipped for different fasteners, thereby not only improving the cost and being unfavorable for the economy, but also being incapable of being replaced at any time and any place, and affecting the disassembling and assembling efficiency. In addition, the electric wrench has high efficiency, but is expensive, heavy, inconvenient to charge and carry, and difficult to control torque.

SUMMERY OF THE UTILITY MODEL

To solve the above technical problem or at least partially solve the above technical problem, the present disclosure provides a socket assembly and a wrench.

In one aspect, the present disclosure provides a sleeve assembly, including a fixing portion and a sleeving member, where the sleeving member has a sleeving through hole for matching with a bolt assembly, and the sleeving through hole penetrates through the sleeving member along an axial direction of the sleeve assembly;

the sleeve component further comprises a connecting component, wherein two ends of the connecting component are respectively connected to the bottom of the fixing portion and the top of the sleeved component, so that an accommodating space is formed at the top of the sleeved component, and the accommodating space is located at the top opening of the sleeved component.

Optionally, coupling assembling includes two at least connecting pieces, the one end of connecting piece is connected to the bottom surface of fixed part, the other end of connecting piece is connected to the top surface of cover equipment, all the connecting piece winds the axis of sleeve subassembly is circumference and arranges, so that the inboard of connecting piece forms the accommodation space.

In another aspect, the present disclosure provides a wrench, which includes a wrench body and the sleeve assembly as described above, wherein the fixing portion is detachably connected to the bottom end of the wrench body.

Optionally, the top of the fixing portion is provided with an insertion groove, the bottom of the wrench body is provided with an insertion joint, or the bottom of the wrench body is provided with an insertion groove, the top of the fixing portion is provided with an insertion joint, and the sleeve component and the wrench body are connected with each other by inserting the insertion joint into the insertion groove.

Optionally, the shape of the plug is matched with the shape of the inside of the hole of the plug hole, and the cross section of the plug is polygonal.

Optionally, the plug head is provided with a first butt joint hole, a second butt joint hole is formed in a side wall of the plug groove, the second butt joint hole is communicated with the first butt joint hole, and the second butt joint hole and the first butt joint hole are coaxial.

Optionally, the first connection hole penetrates through a side wall of the plug, and the second connection hole penetrates through a side wall of the plug groove;

the number of the second butt joint holes is two, and the two second butt joint holes are respectively positioned at openings of the two sides of the first butt joint hole on the plug-in connector.

Optionally, the wrench further comprises a wrench rod connected to the top of the wrench body.

Optionally, the number of the wrench rods is at least two, and all the wrench rods are circumferentially arranged around the axis of the wrench body.

Optionally, one end of the lever is provided with a first connecting portion, the top of the wrench body is provided with a second connecting portion, and the first connecting portion and the second connecting portion can be connected in an assembling manner.

Optionally, the surface of the first connecting portion has an external thread, the second connecting portion has a threaded hole matched with the external thread of the first connecting portion, or the surface of the second connecting portion has an external thread, and the first connecting portion has a threaded hole matched with the external thread of the second connecting portion.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

the utility model provides a sleeve subassembly and spanner establishes two parts through setting the sleeve subassembly to fixed part and cover, and form the accommodation space at the top of cover establishment piece through coupling assembling, the accommodation space can communicate to the cover that sets up on the cover establishment piece and establish the through-hole, the open-top outside of establishing the through-hole for the cover provides partly extension length again, the position of screwing up on the screw rod to the nut is comparatively leaned on down, under the longer condition of length that the screw rod top stretches out, use it on the spanner, can realize carrying out rotatory application of force effect with the cooperation of nut, it is not adjustable with bolt or nut complex socket joint hole length to have solved current spanner sleeve, can only cup joint to the bolt head or the nut at the top, and can't be pertinence ground to cup jointing the defect that the position was adjusted, the practicality and the economic nature of spanner have been improved. In addition, the whole assembled structure that can dismantle at any time and install of spanner uses in a flexible way, and the suitability is strong, and is more convenient when carrying and adjusting.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a wrench according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a sleeve assembly according to an embodiment of the present disclosure;

FIG. 3 is a top view of a sleeve assembly according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of a wrench body according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram of a trigger according to an embodiment of the present disclosure;

wherein, 1, the wrench body; 11. a plug-in connector; 12. a first mating hole; 13. a second connecting portion; 2. a sleeve assembly; 21. a fixed part; 211. inserting grooves; 212. a second docking hole; 22. sleeving a piece; 23. sleeving a through hole; 24. a connecting member; 25. an accommodating space; 3. a lever; 31. the first connecting portion.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

For the fastener system of the railway track structure, the connecting parts of the fastener system are mostly in a spring bar and bolt nut structure to provide enough fastening capacity between the steel rail and the sleeper. The fastener is installed or removed mainly by tightening or loosening the nut on the bolt of the fastener, and tightening the fastener requires a strong torque to be applied to the nut on the bolt, and vice versa. For the convenience of mounting and dismounting the fastener, a large-scale wrench is usually matched and used, and a T-shaped manual wrench is commonly used at present, so that the operation is convenient, and the rotating force is easy to control.

However, for different fastener structures, because the socket structure and shape of the T-shaped manual wrench are fixed, the T-shaped manual wrench can only be applied to one fastener structure, and for some cases where the nut is screwed at a lower position, the manual wrench with the fixed socket cannot be used, so that different tools for disassembling and assembling different fasteners are required.

Therefore, the embodiment provides a sleeve assembly, which is applied to a wrench structure, and provides an accommodating space through the addition of the top opening of the sleeve hole, which is equivalent to extending the length of the sleeve hole, and the sleeve structure does not need to be longer and can be matched with a nut at a lower position, so that the application range is improved, and the economic cost is ensured.

As shown in fig. 1-5, the present embodiment provides a socket assembly and a wrench, wherein the socket assembly 2 has a fixing portion 21 and a sleeve 22, the sleeve 22 has a sleeve through hole 23 for matching with a bolt assembly, and the sleeve through hole 23 penetrates through the sleeve 22 along an axial direction of the socket assembly 2;

the sleeve component 2 further comprises a connecting component, two ends of the connecting component are respectively connected to the bottom of the fixing portion 21 and the top of the sleeving component 22, so that an accommodating space 25 is formed at the top of the sleeving component, and the accommodating space 25 is located at the top opening of the sleeving through hole 23.

The wrench specifically comprises a wrench body 1 and the sleeve component 2 as described above, wherein the fixing part 21 of the sleeve component 2 is detachably connected with the bottom end of the wrench body 1. The wrench main body 1 is made of hollow steel pipes, so that the wrench main body is low in cost, good in economical efficiency, light in structural weight and convenient to carry by operators, and can be made of iron or other high-strength materials in other embodiments.

For the overall structure of the wrench, the top of the wrench body 1 usually has a lever 3 for rotating the wrench, so in this embodiment, the lever 3 for applying force by the operator is further disposed on the top of the wrench body 1, the lever 3 extends in a horizontal direction, one end of the lever is connected to the top of the wrench body 1, and the other end of the lever extends away from the wrench body 1, usually in a radial direction perpendicular to the axis of the wrench body 1.

When using, cup joint sleeve component 2 downwards along bolt component's axis direction, match each other until bolt component's nut surface and the internal face of establishing through-hole 23 with the cover, the top part of screw rod is deepened to the accommodation space 25 in, then rotates this spanner through pull rod 3, provides a great moment of torsion to loosen the nut, realize dismantling. Or when the nut is sleeved on the top of the screw, the nut is matched with the sleeving piece 22 and then rotates in the downward direction, the nut moves downwards along the surface of the screw, and the top of the screw gradually penetrates into the accommodating space 25.

The spanner that provides through this embodiment, set fixed part 21 and cover 22 two parts into with sleeve assembly 2, and form accommodation space 25 at the top of cover establishment piece through coupling assembling, accommodation space 25 can communicate to the cover that sets up on the cover establishment piece 22 and establish through-hole 23, the open-top outside of establishing through-hole 23 for the cover has provided partly extension length again, the position of screwing up on the screw rod to the nut is comparatively leaned on down, under the longer condition of length that the screw rod top stretches out, the spanner also can realize and the cooperation of nut carries out rotatory application of force effect, it is not adjustable with bolt or nut complex socket joint hole length to have solved current spanner sleeve, can only cup joint to the bolt head or the nut at the top, and can't be pertinence ground to the defect that cup joints the position and adjust, the practicality and the economic nature of spanner have been improved.

Of course, although the embodiment only provides a dismounting application for the railway fastener, the wrench structure provided by the embodiment can be used in other application scenarios as long as the wrench structure is also applied to a bolt assembly which needs to be screwed on the surface of the structure.

Further, the connecting assembly comprises at least two connecting pieces 24, one end of each connecting piece 24 is connected to the bottom surface of the fixing portion 21, the other end of each connecting piece 24 is connected to the top surface of the sleeve assembly, and all the connecting pieces 24 are circumferentially arranged around the axis of the sleeve assembly 2 so that the inner side of each connecting piece 24 forms an accommodating space 25. Set up a plurality of connecting pieces 24 through the top around the cover is established, thereby realize establishing a similar hollow structure at the cover at a top, hollow structure's inside is accommodation space 25 promptly, correspond the open-top that cup joints the through-hole on the cover is established, the extension of direction of height has been realized to a certain extent, and the effect that the space formed has not only been played in the setting of a plurality of connecting pieces 24, still minimize structure scale and quantity, not only the cost is lower, still make this spanner structure still can keep the benefit of light easy carrying.

In specific implementation, the connecting member 24 is made of steel bar or steel sheet, and two ends of the connecting member are respectively welded to the bottom edge of the fixing portion 21 and the top edge of the sheathing member, so that the accommodating space 25 is as large as possible. Of course, the connection may be made by arranging the ring-shaped structure on the edge, as long as the formation of the accommodating space 25 is ensured.

The top of the fixing portion 21 is provided with an insertion groove 211, the bottom of the wrench body 1 is provided with an insertion head 11 matched with the insertion groove 211, or the bottom of the wrench body 1 is provided with an insertion groove 211, the top of the fixing portion 21 is provided with an insertion head 11 matched with the insertion groove 211, and the sleeve component 2 and the wrench body 1 are mutually connected through the insertion head 11 inserted into the insertion groove 211.

When using, carrying and acting on the nut of different models, bolt, in order to improve the suitability, set to dismantling between fixed sleeve and the spanner main part 1, the size of the through-hole that cup joints of convenient adjustment butt joint because fixed sleeve's structural specification is less, consequently through the fixed sleeve who sets up different specifications, not only be convenient for accomodate, still conveniently change at any time in the work progress, improve dismouting efficiency. In addition, although the insertion groove 211 is provided on the top of the fixing portion 21 and the insertion head 11 is provided on the bottom of the wrench body 1 in this embodiment, the opposite arrangement may be adopted in other embodiments as long as the connection is not affected.

Further, the cross-sectional shape of the plug 11 is polygonal. When wrench body 1 and sleeve subassembly 2 are connected, carry out the interlock through inserting bayonet joint 11 in inserting groove 211 and connect, and then assemble into the whole of spanner at the scene and use, and polygonal setting can make between the two on the basis that the realization leaned on, through the mode of side butt, can cooperate at rotatory in-process and rotate together, and the relative slip along circumference can not appear to the moment of torsion of so that exert. In this embodiment, a triangular prism plug 11 is used, but in other embodiments, other shapes such as a rectangular prism can be used.

In addition, the length of the mating between the plug 11 and the mating hole is in the range of 5cm to 20cm in the present embodiment, but the length is not limited to the above length and can be adjusted according to the use situation.

In order to make the matching and fixing effect of the plug 11 and the plugging hole better, a first butt joint hole 12 is further formed in the plug 11, a second butt joint hole 212 is formed in the side wall of the plugging groove 211, the second butt joint hole 212 is communicated with the first butt joint hole 12, and the second butt joint hole 212 and the first butt joint hole 12 are coaxial. After the plug 11 inserts in the spliced eye, first butt joint hole 12 and second butt joint hole 212 butt joint and coaxial to be convenient for operating personnel along axis direction insert the cotter, further fixed plug 11 and spliced eye prevent to drop.

In this embodiment, the first connection hole 12 is disposed to penetrate through the sidewall of the plug 11, and the second connection hole 212 penetrates through the sidewall of the plug 211; the number of the second connection holes 212 is two, and the two second connection holes 212 are respectively located at the openings of the first connection holes 12 at the two sides of the plug 11. Meanwhile, the axis of the butt joint hole is in the horizontal direction, so that a pin bolt can be conveniently inserted. Of course, the cotter is only used for connecting the wrench body 1 and the socket assembly 2 in the vertical direction to some extent, and the torque force is also realized by the engagement action of the plug 11 and the plug groove 211 in the horizontal direction.

The number of the pulling rods 3 for applying force is at least two, and all the pulling rods 3 are arranged circumferentially around the axis of the wrench body 1. During concrete realization, panel adopts the steel pipe, guarantees structural strength to the nimble adjustment of force application position is carried out according to operating space to the convenient many people of a plurality of wrenching bars 3 operation, has improved the problem of using the suitability.

In addition, one end of the lever 3 is provided with a first connecting portion 31, the top of the wrench body 1 is provided with a second connecting portion 13, and the first connecting portion 31 and the second connecting portion 13 are detachably connected. Because the spanner 3 of many existing T-shaped spanners adopts welded fastening between spanner main body 1 and the sleeve, it results in that it occupies a relatively large space, can not adjust in a flexible way. Therefore, in the embodiment, the wrench rod 3 is detachably connected with the wrench body 1, so that each part of the whole structure can be detached, the problems of large occupied space and difficult carrying are solved,

during concrete implementation, one end of the wrench rod 3 is set to be an opening, the other end is closed, the end with the opening is the first connecting portion 31 of the wrench rod 3, the first connecting portion 31 is provided with a threaded hole matched with the external thread of the second connecting portion 13, correspondingly, the second connecting portion 13 at the top of the wrench body 1 is provided with an external thread matched with the threaded hole of the first connecting portion 31, as shown in fig. 5. The wrench rod 3 and the wrench body 1 are connected by screwing the second connecting portion 13 into the threaded hole of the first connecting portion 31. The second connection portion 13 may be a steel pipe having an external thread on an outer wall thereof, and the first connection portion 31 may be directly provided with a thread groove at a tip thereof.

Because the number of the pull rods 3 is adjustable, four second connecting parts 13 are uniformly distributed along the circumferential direction, the pull rods 3 can be correspondingly set to 2-4, the installation number can be adjusted according to the use condition, and in addition, the length of the pull rods 3 can also be set according to the use convenience.

Of course, in this embodiment, the screw hole is provided in the first connection portion 31 of the lever 3, and in other embodiments, the screw hole may be provided in the second connection portion 13 as long as the detachable and number-adjustable operation between the lever 3 and the wrench body 1 is achieved.

In addition, as shown in fig. 5, the other end surface of the lever 3 may be subjected to a range of roughening treatment, which facilitates the grasping by the operator and provides a certain frictional resistance.

Although the embodiment adopts a threaded connection manner for the connection between the trigger lever 3 and the wrench body 1, the connection between the trigger lever 3 and the wrench body 1 is not limited to this connection manner, and in other embodiments, other arrangement structures may be adopted for the connection between the trigger lever 3 and the wrench body 1, for example, as in the insertion connection manner between the trigger lever 3 body and the socket assembly 2 in the embodiment, as long as the connection and abutting effect can be ensured.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The sleeve component (2) is characterized by comprising a fixing part (21) and a sleeving component (22), wherein the sleeving component is provided with a sleeving through hole (23) matched with a bolt component, and the sleeving through hole (23) penetrates through the sleeving component along the axial direction of the sleeve component (2);

sleeve component (2) still include coupling assembling, coupling assembling's both ends are connected to respectively the bottom of fixed part (21) with the top of establishing piece (22) is established to the cover, so that the top of establishing the piece forms accommodation space (25), just accommodation space (25) are located the top opening part of through-hole (23) is established to the cover.

2. The sleeve assembly (2) according to claim 1, wherein the connecting assembly comprises at least two connecting pieces (24), one end of each connecting piece (24) is connected to the bottom surface of the fixing portion (21), the other end of each connecting piece (24) is connected to the top surface of the sleeve assembly (22), and all the connecting pieces (24) are circumferentially arranged around the axis of the sleeve assembly (2) so that the accommodating space (25) is formed inside each connecting piece (24).

3. A wrench, comprising a wrench body (1) and a socket assembly (2) as claimed in claim 1 or 2, wherein said retainer portion (21) is removably connected to a bottom end of said wrench body (1).

4. A wrench as claimed in claim 3, wherein the top of the fixing portion (21) has an insertion groove (211), the bottom of the wrench body (1) has an insertion head (11), or the bottom of the wrench body (1) has an insertion groove (211), the top of the fixing portion (21) has an insertion head (11), and the sleeve assembly (2) and the wrench body (1) are connected to each other by inserting the insertion head (11) into the insertion groove (211).

5. A wrench as claimed in claim 4, wherein said socket (11) has a shape matching the in-groove shape of said socket (211), said socket (11) having a polygonal cross-sectional shape.

6. The wrench as claimed in claim 4, wherein the plug (11) has a first coupling hole (12), the side wall of the insertion slot (211) has a second coupling hole (212), the second coupling hole (212) is connected to the first coupling hole (12), and the second coupling hole (212) and the first coupling hole (12) are coaxial.

7. A wrench as claimed in claim 6, wherein said first coupling hole (12) extends through a side wall of said plug (11) and said second coupling hole (212) extends through a side wall of said socket (211);

the number of the second butt joint holes (212) is two, and the two second butt joint holes (212) are respectively positioned at openings of the first butt joint hole (12) on two sides of the plug-in connector (11).

8. The wrench according to any one of claims 3-7, further comprising at least two wrenches (3), wherein the wrenches (3) are connected to the top of the wrench body (1), and all the wrenches (3) are arranged circumferentially around the axis of the wrench body (1).

9. A wrench as claimed in claim 8, wherein the lever (3) is provided at one end with a first connecting portion (31), and the wrench body (1) is provided at the top with a second connecting portion (13), the first connecting portion (31) and the second connecting portion (13) being fittable to each other.

10. A wrench as claimed in claim 9, wherein the surface of the first connecting portion (31) has an external thread and the second connecting portion (13) has a threaded hole matching the external thread of the first connecting portion (31), or the surface of the second connecting portion (13) has an external thread and the first connecting portion (31) has a threaded hole matching the external thread of the second connecting portion (13).

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