阅读说明：本技术 一种可调速转角扳手 (Speed-adjustable corner wrench ) 是由 戴洋洋 尤文婷 缪磊 于 2019-11-24 设计创作，主要内容包括：本发明涉及扳手领域,具体涉及一种可调速转角扳手,包括扳手,还包括第一箱体、第二箱体、转角组件、调速组件和驱动组件,所述驱动组件包括驱动部件和从动部件,所述调速组件包括第一调速环、第二调速环和换挡拨片,所述转角组件包括旋转杆、第二伞齿和两个辅助伞齿,本发明当需要使用扳手拧螺栓时,首先将扳手与螺栓对准,通过转动旋转杆能够调节拧螺栓的角度,再通过手动或电动方式驱动驱动轴转动,换挡拨片能够上下拨动实现换挡调节,由第一驱动齿轮带动第一从动齿轮或由第二驱动齿轮带动第二从动齿轮达到调速目的,可切换高速模式和省力模式,使用更加省力省时,角度的调节使得能够在一些狭小环境内的实现紧固和装配,通用性更好。(The invention relates to the field of wrenches, in particular to a speed-adjustable corner wrench, which comprises a wrench, a first box body, a second box body, a corner component, a speed-adjusting component and a driving component, wherein the driving component comprises a driving part and a driven part, the speed-adjusting component comprises a first speed-adjusting ring, a second speed-adjusting ring and a gear-shifting plectrum, and the corner component comprises a rotating rod, a second bevel gear and two auxiliary bevel gears. The angle adjustment enables fastening and assembly in some narrow environments, and the universality is better.)

1. The utility model provides an adjustable speed corner spanner, includes spanner (6), its characterized in that: still include first box (1), second box (2), corner subassembly (3), speed governing subassembly (4) and drive assembly (5), drive assembly (5) are including drive disk (5a) and driven part (5b), and drive disk (5a) are including drive shaft (5c), first drive gear (5d) and second drive gear (5e), the rotatable grafting setting of drive shaft (5c) is in first box (1), and the equal rotatable cover of first drive gear (5d) and second drive gear (5e) is established on drive shaft (5c), speed governing subassembly (4) are including first speed governing ring (4a), second speed governing ring (4b) and plectrum (4c) of shifting, first speed governing ring (4a) cover is established on drive shaft (5c) and is pegged graft the cooperation with first drive gear (5d), second speed governing ring (4b) cover is established on drive shaft (5c) and can with second drive gear (5c) 5e) The gear shifting plectrum (4c) is respectively rotatably sleeved on the first speed regulating ring (4a) and the second speed regulating ring (4b) and is arranged on the side wall of the first box body (1) in a sliding manner, the driven part (5b) comprises a driven shaft (5f), a first driven gear (5g) and a second driven gear (5h), the driven shaft (5f) is rotatably sleeved in the first box body (1), the first driven gear (5g) and the second driven gear (5h) are both sleeved on the driven shaft (5f), the first driven gear (5g) is meshed with the first driving gear (5d), the second driven gear (5h) is meshed with the second driving gear (5e), the second box body (2) is fixedly arranged on the side wall of the first box body (1), one end of the driven shaft (5f) penetrates through the second box body (2) and one side of the driven shaft, which is positioned inside the second box body (2), is provided with a first bevel gear (5i), corner subassembly (3) include rotary rod (3a), second bevel gear (3e) and two supplementary bevel gears (3f), two supplementary bevel gears (3f) respectively rotatable setting in second box (2) and with first bevel gear (5i) meshing, second bevel gear (3e) are fixed to be set up in the one end of spanner (6) and with two supplementary bevel gear (3f) meshing, the rotatable grafting setting of spanner (6) is in rotary rod (3a), rotary rod (3a) slidable sets up the angle with regulation spanner (6) on second box (2).

2. An adjustable speed corner wrench as claimed in claim 1, wherein: be equipped with two horizontal fixed axle (3d) on rotary rod (3a), the both ends of every horizontal fixed axle (3d) are equipped with a bearing respectively in the cover, second box (2) inside is equipped with supplies horizontal fixed axle (3d) gliding arc wall (2a), and the outside of second box (2) also is equipped with supplies horizontal fixed axle (3d) gliding arc wall (2a), and rotary rod (3a) slidable sets up in two inside and outside arc wall (2a) of second box (2).

3. An adjustable speed corner wrench as claimed in claim 2, wherein: the one end that is located horizontal fixed axle (3d) in second box (2) outside still is equipped with positioning bolt (3b) and gasket (3c) that are used for fixed rotary rod (3a) angle, positioning bolt (3b) peg graft and set up in horizontal fixed axle (3d) and with horizontal fixed axle (3d) threaded connection, gasket (3c) are located between positioning bolt (3b) and second box (2).

4. An adjustable speed corner wrench as claimed in claim 3, wherein: two bearings for the wrench (6) to rotate are further arranged in the rotating rod (3 a).

5. An adjustable speed corner wrench as claimed in claim 4, wherein: the middle part of drive shaft (5c) is spline structure, and first drive gear (5d) and second drive gear (5e) pass through the rotatable cover of bearing and establish on drive shaft (5c), first speed governing ring (4a) and second speed governing ring (4b) slidable cover establish on the spline structure at drive shaft (5c) middle part and can with first drive gear (5d) or second drive gear (5e) cooperation of pegging graft, shift plectrum (4c) slidable sets up on first box (1) lateral wall in order to adjust the position of first speed governing ring (4a) and second speed governing ring (4b) on drive shaft (5 c).

6. An adjustable speed corner wrench as claimed in claim 5, wherein: all be equipped with protruding (5j) that a plurality of evenly set up on first drive gear (5d) and second drive gear (5e) lateral wall, all be equipped with draw-in groove (5k) that a plurality of and protruding (5j) correspond on first speed governing ring (4a) and second speed governing ring (4b) lateral wall.

7. An adjustable speed corner wrench as claimed in claim 6, wherein: first drive gear (5d), second drive gear (5e), first driven gear (5g) and second driven gear (5h) are the skewed tooth gear, and first driven gear (5g) number of teeth is the twice of first drive gear (5d) number of teeth, and the number of teeth of second drive gear (5e) is the twice of second driven gear (5h) number of teeth.

8. An adjustable speed corner wrench as claimed in claim 1, wherein: and a handle (1a) is arranged on one side of the driving shaft (5c) positioned outside the first box body (1).

9. An adjustable speed corner wrench as claimed in claim 1, wherein: the first box body (1) and the second box body (2) are fixedly installed through a plurality of bolts.

10. An adjustable speed corner wrench as claimed in claim 1, wherein: the outer side wall of the second box body (2) is provided with two arc-shaped blocks, an arc-shaped groove (2a) is formed in each arc-shaped block, and the rotating rod (3a) is rotatably arranged in the arc-shaped groove (2 a).

Technical Field

The invention relates to the field of wrenches, in particular to a speed-adjustable corner wrench.

Background

The wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or nuts by utilizing the lever principle. The wrench is typically made of structural steel of carbon or alloy material.

The spanner has the opening or the trepanning of centre gripping bolt or nut at the one end or the both ends system of stalk portion usually, apply external force at the stalk portion along the screw thread direction of rotation during the use, just can twist bolt or nut, current spanner is because the structure principle needs great operating space and can't realize screwing up and relaxing to the fastener of special angle, current product can't realize adjusting torque and reaches the switching of quick assembly disassembly and laborsaving mode, and generally twist the input that can't adapt to various power supplies for manual, it is not high and dismouting efficiency in the operation of special angle.

Disclosure of Invention

The invention aims to provide a speed-adjustable corner wrench.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a speed-adjustable corner wrench, which comprises a wrench, and also comprises a first box body, a second box body, a corner component, a speed-adjusting component and a driving component, wherein the driving component comprises a driving part and a driven part, the driving part comprises a driving shaft, a first driving gear and a second driving gear, the driving shaft is rotatably inserted and arranged in the first box body, the first driving gear and the second driving gear are rotatably sleeved on the driving shaft, the speed-adjusting component comprises a first speed-adjusting ring, a second speed-adjusting ring and a shifting plectrum, the first speed-adjusting ring is sleeved on the driving shaft and is inserted and matched with the first driving gear, the second speed-adjusting ring is sleeved on the driving shaft and can be inserted and matched with the second driving gear, the shifting plectrum is respectively rotatably sleeved on the first speed-adjusting ring and the second speed-adjusting ring and is arranged on the side, the driven part comprises a driven shaft, a first driven gear and a second driven gear, the driven shaft is rotatably inserted in the first box body, the first driven gear and the second driven gear are sleeved on the driven shaft, the first driven gear is meshed with the first driving gear, the second driven gear is meshed with the second driving gear, the second box body is fixedly arranged on the side wall of the first box body, one end of the driven shaft passes through the second box body, and one side of the driven shaft, which is positioned in the second box body, is provided with a first bevel gear, the corner component comprises a rotating rod, a second bevel gear and two auxiliary bevel gears, the two auxiliary bevel gears are respectively and rotatably arranged in the second box body and are meshed with the first bevel gear, the fixed one end that sets up at the spanner of second bevel gear and with two supplementary bevel gear engagements, the rotatable grafting of spanner sets up in the rotary rod, rotary rod slidable sets up the angle in order to adjust the spanner on the second box.

Further, be equipped with two horizontal fixed axles on the rotary rod, the both ends of every horizontal fixed axle are overlapped respectively and are equipped with a bearing, the inside gliding arc wall that supplies horizontal fixed axle that is equipped with of second box, the outside of second box also is equipped with and supplies the gliding arc wall of horizontal fixed axle, rotary rod slidable sets up in two outer arc walls of second box.

Furthermore, one end of the transverse fixing shaft positioned outside the second box body is also provided with a positioning bolt and a gasket for fixing the angle of the rotating rod, the positioning bolt is inserted into the transverse fixing shaft and is in threaded connection with the transverse fixing shaft, and the gasket is positioned between the positioning bolt and the second box body.

Furthermore, two bearings for the wrench to rotate are arranged in the rotating rod.

Further, the middle part of drive shaft is spline structure, and first drive gear and second drive gear pass through the rotatable cover of bearing and establish in the drive shaft, first speed governing ring and second speed governing ring slidable cover establish in the spline structure at drive shaft middle part and can with first drive gear or the cooperation of pegging graft of second drive gear, shift plectrum slidable sets up on first box lateral wall in order to adjust first speed governing ring and second speed governing ring position in the drive shaft.

Furthermore, all be equipped with the arch that a plurality of evenly set up on first drive gear and the second drive gear lateral wall, all be equipped with the draw-in groove that a plurality of and arch correspond on first speed governing ring and the second speed governing ring lateral wall.

Furthermore, first drive gear, second drive gear, first driven gear and second driven gear are skewed tooth gear, and the number of teeth of first driven gear is twice of the number of teeth of first drive gear, and the number of teeth of second drive gear is twice of the number of teeth of second driven gear.

Further, a handle is installed on one side of the driving shaft, which is positioned outside the first box body.

Furthermore, the first box body and the second box body are fixedly installed through a plurality of bolts.

Furthermore, the second box lateral wall is equipped with two arc pieces, is equipped with the arc wall in every arc piece, and the rotatable setting of rotary rod is in the arc wall.

The invention has the beneficial effects that: when needs use the spanner to twist the bolt, at first aim at spanner and bolt, can adjust the angle of twisting the bolt through rotating the rotary rod, rotate through manual or electric mode drive shaft again, the plectrum of shifting can be stirred from top to bottom and realize the regulation of shifting, drive first driven gear by first drive gear or drive the second driven gear by second drive gear and reach the speed governing purpose, changeable high-speed mode and laborsaving mode, use more laborsaving saving time, the regulation of angle makes realization fastening and assembly that can be in some narrow and small environments, the commonality is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic illustration of a three-dimensional split structure according to the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a front view of FIG. 3;

FIG. 6 is a top view of the present invention;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;

FIG. 8 is a partial perspective view of the present invention;

in the figure: the automatic gearbox comprises a first box body 1, a handle 1a, a second box body 2, an arc-shaped groove 2a, a corner component 3, a rotary rod 3a, a positioning bolt 3b, a gasket 3c, a transverse fixing shaft 3d, a second bevel gear 3e, an auxiliary bevel gear 3f, a speed regulating component 4, a first speed regulating ring 4a, a second speed regulating ring 4b, a gear shifting plectrum 4c, a driving component 5a, a driven component 5b, a driving shaft 5c, a first driving gear 5d, a second driving gear 5e, a driven shaft 5f, a first driven gear 5g, a second driven gear 5h, a first bevel gear 5i, a protrusion 5j, a clamping groove 5k and a wrench 6.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, the speed-adjustable corner wrench comprises a wrench 6, and further comprises a first box 1, a second box 2, a corner assembly 3, a speed-adjusting assembly 4 and a driving assembly 5, wherein the driving assembly 5 comprises a driving part 5a and a driven part 5b, the driving part 5a comprises a driving shaft 5c, a first driving gear 5d and a second driving gear 5e, the driving shaft 5c is rotatably inserted into the first box 1, the first driving gear 5d and the second driving gear 5e are rotatably sleeved on the driving shaft 5c, the speed-adjusting assembly 4 comprises a first speed-adjusting ring 4a, a second speed-adjusting ring 4b and a shifting piece 4c, the first speed-adjusting ring 4a is sleeved on the driving shaft 5c and is inserted into and matched with the first driving gear 5d, the second speed-adjusting ring 4b is sleeved on the driving shaft 5c and can be inserted into and matched with the second driving gear 5e, the gear shifting plectrum 4c is respectively rotatably sleeved on the first speed regulating ring 4a and the second speed regulating ring 4b and is slidably arranged on the side wall of the first box body 1, the driven part 5b comprises a driven shaft 5f, a first driven gear 5g and a second driven gear 5h, the driven shaft 5f is rotatably inserted and arranged in the first box body 1, the first driven gear 5g and the second driven gear 5h are both sleeved on the driven shaft 5f, the first driven gear 5g is meshed with the first driving gear 5d, the second driven gear 5h is meshed with the second driving gear 5e, the second box body 2 is fixedly arranged on the side wall of the first box body 1, one end of the driven shaft 5f penetrates through the second box body 2, one side positioned inside the second box body 2 is provided with a first bevel gear 5i, the corner component 3 comprises a rotating rod 3a, a second bevel gear 3e and two auxiliary bevel gears 3f, two supplementary bevel gear 3f are rotatable setting respectively in second box 2 and with the meshing of first bevel gear 5i, second bevel gear 3e is fixed to be set up in the one end of spanner 6 and with the meshing of two supplementary bevel gear 3f, the rotatable grafting of spanner 6 sets up in rotary rod 3a, rotary rod 3a slidable sets up the angle with regulation spanner 6 on second box 2.

The working principle is as follows: when 6 wrong bolts of spanner that need use, at first aim at spanner 6 and bolt, can adjust the angle of screwing the bolt through rotating rotary rod 3a, rotate through manual or electric mode drive shaft 5c again, shift the plectrum 4c and can stir the regulation of realizing shifting from top to bottom, drive first driven gear 5g or drive second driven gear 5h by second drive gear 5e and reach the speed governing purpose by first drive gear 5d, changeable high-speed mode and laborsaving mode, use more laborsaving saving time, the regulation of angle makes can be in the realization fastening and the assembly in some narrow and small environment, the commonality is better.

Be equipped with two horizontal fixed axle 3d on the rotary rod 3a, every horizontal fixed axle 3 d's both ends are overlapped respectively and are equipped with a bearing, 2 inside be equipped with supply the gliding arc wall 2a of horizontal fixed axle 3d of second box, the outside of second box 2 also is equipped with supply the gliding arc wall 2a of horizontal fixed axle 3d, rotary rod 3a slidable sets up in two inside and outside arc wall 2a of second box 2, the equal sliding fit in inside and outside both sides of two horizontal fixed axles 3d and second box 2, consequently can rotate the angle of operation in order to adjust spanner 6 along arc wall 2a orbit on second box 2.

The one end that is located the horizontal fixed axle 3d in the second box 2 outside still is equipped with positioning bolt 3b and the gasket 3c that is used for fixed rotary rod 3a angle, positioning bolt 3b peg graft and set up in horizontal fixed axle 3d and with horizontal fixed axle 3d threaded connection, gasket 3c is located between positioning bolt 3b and the second box 2, when adjusting the operating angle of spanner 6, screws positioning bolt 3b with rotary rod 3a angular position fixed, the fixed rotary rod 3a that can fasten more in the setting of gasket 3 c.

Two bearings for the wrench 6 to rotate are further arranged in the rotating rod 3a, and the bearing in the rotating rod 3a is arranged so that the wrench 6 can rotate in the rotating rod 3a and the rotating rod 3a keeps a static state.

The middle part of the driving shaft 5c is of a spline structure, the first driving gear 5d and the second driving gear 5e are rotatably sleeved on the driving shaft 5c through a bearing, the first speed regulating ring 4a and the second speed regulating ring 4b are slidably sleeved on the spline structure in the middle part of the driving shaft 5c and can be in inserted fit with the first driving gear 5d or the second driving gear 5e, the gear shifting plectrum 4c is slidably arranged on the outer side wall of the first box body 1 to adjust the positions of the first speed regulating ring 4a and the second speed regulating ring 4b on the driving shaft 5c, when the driving shaft 5c rotates, as the first driving gear 5d and the second driving gear 5e are rotatably arranged on the driving shaft 5c through the bearing, the first driving gear 4a and the first driving gear 5d can not rotate synchronously with the driving shaft 5c, and the position of the gear shifting plectrum 4c is adjusted to further clamp the first speed regulating ring 4a and the first driving gear 5d or the second speed regulating ring, thereby rotating the first drive gear 5d or the second drive gear 5 e.

All be equipped with the arch 5j that a plurality of evenly set up on first drive gear 5d and the second drive gear 5e lateral wall, all be equipped with draw-in groove 5k that a plurality of and arch 5j correspond on first speed governing ring 4a and the second speed governing ring 4b lateral wall, through the joint cooperation of arch 5j and draw-in groove 5k for first speed governing ring 4a and second speed governing ring 4b can cooperate with first drive gear 5d and second drive gear 5e joint respectively.

First drive gear 5d, second drive gear 5e, first driven gear 5g and second driven gear 5h are the skewed tooth gear, first driven gear 5g number of teeth is the twice of first drive gear 5d number of teeth, second drive gear 5 e's number of teeth is the twice of second driven gear 5h number of teeth, first driven gear 5g number of teeth is the twice of first drive gear 5d number of teeth, first drive gear 5d rotates the round, first driven gear 5g rotates the half-turn, for laborsaving mode, second drive gear 5 e's number of teeth is the twice of second driven gear 5h number of teeth, first drive gear 5d rotates the round, first driven gear 5g rotates two rounds, for high-speed mode.

The handle 1a is installed to the outside one side that is located first box 1 of drive shaft 5c, and the manual rotation operation of being convenient for on the one hand of setting up of handle 1a, on the other hand can be driven by other external power equipment.

The first box body 1 and the second box body 2 are fixedly installed through a plurality of bolts, and are convenient to detach through a plurality of bolts.

2 lateral walls of second box are equipped with two arc pieces, are equipped with arc groove 2a in every arc piece, and the rotatable setting of rotary rod 3a is in arc groove 2a, and the setting of arc piece more can be with rotary rod 3a parcel inside the arc piece, and the rotary rod 3a of being convenient for rotates.

It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.