CN218905162U - Double offset ring spanner convenient to use - Google Patents

Abstract

The utility model belongs to the technical field of hardware tools, and particularly relates to a double offset ring spanner convenient to use, which comprises a handle, wherein two mutually symmetrical mounting grooves are formed in one end of the handle, a fixed shaft is fixedly arranged in the middle of the mounting groove, two connecting handles which are rotationally connected with the fixed shaft are arranged at the bottom end of the handle, each connecting handle comprises a rotating part, a connecting part and a plum blossom ring, the rotating parts are positioned in the mounting grooves, the plum blossom ring is semicircular, the connecting parts are positioned between the plum blossom rings and the rotating parts, a semi-annular notch is formed in one opposite side of each rotating part, a gear part is arranged on the side wall of each semi-annular notch, and a sliding plate is slidingly connected with the middle of the handle. The double offset ring spanner solves the problem that when the existing double offset ring spanner is used for disassembling and assembling bolts in a narrow space, the double offset ring spanner has certain limitation because the double offset ring spanner has certain width and is placed outside the bolts, so that certain inconvenience exists in disassembling and assembling the bolts in the narrow space.

Description

Double offset ring spanner convenient to use

Technical Field

The utility model belongs to the technical field of hardware tools, and particularly relates to a double offset ring spanner convenient to use.

Background

Hardware tools refer to the general name of various manufactured metal devices by forging, calendaring, cutting and other physical processing of metals such as iron, steel, aluminum and the like, and a spanner is a common hardware tool and is mainly used for disassembling and assembling bolts.

Chinese patent grant publication No. CN215240506U discloses a double offset ring spanner, which belongs to the technical field of hardware tools. The double offset ring spanner comprises a plum blossom body with an opening, wherein the two ends of the opening are connected with a first handle and a second handle, a plum blossom ring is arranged in the plum blossom body, and a plum blossom ring opening matched with the opening is formed in the plum blossom ring. The double offset ring spanner provided by the utility model has the advantages of simple structure and low cost, can be used for bolts and nuts with slightly smaller specification and size besides bolts and nuts with corresponding specification and size, and achieves the purposes of saving time and being convenient without damaging the bolts and the nuts.

When the existing double offset ring spanner is used for disassembling and assembling the bolt in the narrow space, the double offset ring spanner has certain limitation because the double offset ring spanner has certain width and is placed outside the bolt, so that certain inconvenience exists in disassembling and assembling the bolt in the narrow space.

In order to solve the above problems, there is a strong need for a box spanner which can be applied in a narrow space.

Disclosure of Invention

The utility model provides a double offset ring spanner which is convenient to use in order to overcome the defects of the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a ring spanner convenient to use, includes the handle, the one end of handle is equipped with two mutual symmetrical mounting grooves, the fixed axle has been set firmly in the middle part of mounting groove, the bottom of handle is equipped with two and rotates the connecting handle of being connected with the fixed axle, the connecting handle includes rotation portion, connecting portion and plum blossom circle, rotation position is located the inside of mounting groove, plum blossom circle is semicircle, the connecting portion is located between plum blossom circle and the rotation portion, two half annular gap has been seted up to one side that rotation portion is in opposite directions, be equipped with gear portion on the lateral wall of half annular gap, the middle part sliding connection of handle has the sliding plate, rack portion has been seted up respectively to the both sides face of sliding plate, two rack portion meshes with the gear portion of both sides respectively, two the holding groove with the semicircle gap intercommunication has been seted up to one side that the connecting portion is opposite directions.

Optionally, the expansion tank that is used for the fly leaf activity has been seted up at the middle part of handle, the movable tank has been seted up to the inside outside that just is located the expansion tank of handle, the limiting plate has been linked firmly to the well upper portion of fly leaf, limiting plate and movable tank sliding connection, the outside cover of fly leaf is equipped with first spring, the one end and the limiting plate butt of first spring, the depression bar has been linked firmly at the top of fly leaf.

Optionally, the limit plate is fixed on the fixed plate and is fixed the portion of changeing that ends has been seted up to one side of movable groove, the portion of changeing that ends with end change groove sliding connection, one side of ending the groove is equipped with the clamp plate, the spout that is used for the clamp plate pullback has been seted up to one side of ending the groove that changes, clamp plate and spout sliding connection, the inside of spout is equipped with the second spring, one end and clamp plate one side butt of second spring.

Optionally, the clamp plate includes articulated seat and fly leaf, the fly leaf is articulated with articulated seat, offer the first chute of downward sloping on the articulated seat, the second chute has been offered to the below that just is located articulated seat on the anti-rotation groove, first chute is located the coplanar with the second chute.

Optionally, the one end that the articulated seat kept away from the groove of holding a round has set firmly the connecting rod, the other end of connecting rod extends to the outside of handle, the other end of connecting rod has linked firmly the pull ring.

Optionally, the movable plate is located the inside one side top surface of a groove of holding and has seted up first tilting portion, the second tilting portion has been seted up to the bottom of holding the portion of holding, first tilting portion is parallel to each other with the second tilting portion.

In summary, the beneficial effects of the utility model are as follows: through setting up the handle, the arm of force of handle as this ring spanner, two connecting handles mutual symmetry sets up, the plum blossom circle is semicircle annular, two plum blossom circles can splice into complete ring spanner, when the sliding plate removes, two gear portions can rotate the same angle simultaneously, make two connecting handles open in step, can conveniently use in narrow space, the storage tank can avoid two connecting handles to cause the separation to the removal of sliding plate, adjust the inside tooth of plum blossom circle and bolt or nut be connected together according to the position of bolt to this ring spanner after two plum blossom circles butt joint form complete annular, rotate the handle this moment can drive two plum blossom circles and carry out dismouting to bolt or nut, make things convenient for the dismouting of bolt in the narrow space.

Drawings

Fig. 1 is an external overall schematic of the present utility model.

Fig. 2 is a left side view of the present utility model.

Fig. 3 isbase:Sub>A perspective cross-sectional view of the present utility model atbase:Sub>A-base:Sub>A in fig. 2.

Fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

Fig. 5 is an enlarged view of the utility model at B in fig. 4.

Fig. 6 is an enlarged view of fig. 4 at C in accordance with the present utility model.

Fig. 7 is a schematic view of a connection structure of a connection handle and a sliding plate according to the present utility model.

FIG. 8 is a schematic view of a press plate and pull ring according to the present utility model.

In the figure, 11, a handle; 12. a mounting groove; 13. a fixed shaft; 14. a connecting handle; 15. a rotating part; 16. a connection part; 17. mei Huajuan; 18. semi-annular notch; 19. a gear portion; 20. a sliding plate; 21. a rack portion; 22. a receiving groove; 31. a telescopic slot; 32. a movable groove; 33. a limiting plate; 34. a first spring; 35. a compression bar; 41. a rotation stopping groove; 42. a rotation stopping part; 43. a pressing plate; 44. a chute; 45. a second spring; 51. a hinge base; 52. a movable plate; 53. a first chute; 54. a second chute; 61. a connecting rod; 62. a pull ring; 71. a first inclined portion; 72. and a second inclined portion.

Description of the embodiments

In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-8, a ring spanner convenient to use, comprising a handle 11, one end of the handle 11 is provided with two mounting grooves 12 which are symmetrical to each other, a fixed shaft 13 is fixedly arranged in the middle of the mounting groove 12, two connecting handles 14 which are rotationally connected with the fixed shaft 13 are arranged at the bottom end of the handle 11, each connecting handle 14 comprises a rotating part 15, connecting parts 16 and Mei Huajuan 17, each rotating part 15 is positioned in the mounting groove 12, each ring 17 is semicircular, each connecting part 16 is positioned between each ring 17 and each rotating part 15, a semicircular notch 18 is formed in one side of each rotating part 15, gear parts 19 are arranged on the side wall of each semicircular notch 18, a sliding plate 20 is connected in the middle of the handle 11 in a sliding manner, rack parts 21 are respectively formed in two side surfaces of the sliding plate 20, each rack part 21 is meshed with each gear part 19 on two sides, and a containing groove 22 communicated with each semicircular notch 18 is formed in one side of each connecting part 16.

According to the double offset ring spanner, the handle 11 is arranged, the handle 11 is used as a moment arm of the double offset ring spanner, the number of the mounting grooves 12 is two, the mounting grooves 12 are positioned at the bottom of the handle 11, the two mounting grooves 12 are communicated with each other, the fixed shaft 13 is fixedly arranged in the middle of the mounting grooves 12, the number of the connecting handles 14 is two, the two connecting handles 14 are respectively and rotatably connected with the two fixed shafts 13, the two connecting handles 14 are symmetrically arranged, the rotating part 15 is positioned at the inner side of the mounting grooves 12, the double offset ring 17 is in a semicircular ring shape, the two double offset ring 17 can be spliced into a complete double offset ring spanner, the connecting part 16 connects the rotating part 15 with the double offset ring 17, the semicircular notch 18 is positioned in the middle of the rotating part 15, the gear part 19 is positioned on the outer side wall of the semicircular notch 18, the sliding plate 20 is slidably connected in the middle of the handle 11, the rack parts 21 are positioned at two sides of the sliding plate 20, the two rack parts 21 are respectively meshed with the two gear parts 19, and the rotating parts 15 keep the connecting handles 14 to rotate, when the sliding plate 20 moves, the two gear parts 19 simultaneously rotate by the same angle, so that the two connecting handles 14 can be synchronously rotated, and the two connecting handles 14 can be conveniently kept in a narrow space, and can be prevented from being moved in the sliding plate 20.

As shown in fig. 4, a telescopic slot 31 for moving the sliding plate 20 is formed in the middle of the handle 11, a movable slot 32 is formed in the handle 11 and located at the outer side of the telescopic slot 31, a limiting plate 33 is fixedly connected to the middle upper portion of the sliding plate 20, the limiting plate 33 is slidably connected with the movable slot 32, a first spring 34 is sleeved on the outer side of the sliding plate 20, one end of the first spring 34 is abutted to the limiting plate 33, and a compression bar 35 is fixedly connected to the top of the sliding plate 20; through setting up expansion groove 31, expansion groove 31 is located the middle part of handle 11, sliding plate 20 and expansion groove 31 sliding connection, movable groove 32 is located the outside of expansion groove 31 and with expansion groove 31 intercommunication, limiting plate 33 sets firmly in the well upper portion of sliding plate 20, first spring 34 is located the inside of movable groove 32 and is located the outside of sliding plate 20, first spring 34 one end and limiting plate 33 butt, the one end and the sliding plate 20 of depression bar 35 link firmly, the other end of depression bar 35 extends to the outside of handle 11, through pressing depression bar 35, sliding plate 20 can move downwards, rack portion 21 of sliding plate 20 both sides can mesh the transmission with two gear portions 19 respectively, make two gear portions 19 relative synchronous rotation the same angle, rotation portion 15 and connecting portion 16 can rotate along with gear portion 19 is synchronous at this moment, two plum blossom circle 17 can separate simultaneously, when two plum blossom circle 17 stretch out, can get into its inside with bolt or nut from the clearance between two plum blossom circle 17, when bolt or nut get into between two plum blossom circle 17, make two plum blossom circle 17 butt joint together, can be to the bolt or nut dismouting.

As shown in fig. 4 and 6, a rotation stopping groove 41 is formed on one side of the movable groove 32, a rotation stopping portion 42 is fixedly arranged on the limiting plate 33, the rotation stopping portion 42 is slidably connected with the rotation stopping groove 41, a pressing plate 43 is arranged on one side of the rotation stopping groove 41, a sliding groove 44 for retracting the pressing plate 43 is formed on one side of the rotation stopping groove 41, the pressing plate 43 is slidably connected with the sliding groove 44, a second spring 45 is arranged in the sliding groove 44, and one end of the second spring 45 is abutted against one side surface of the pressing plate 43; through setting up the anti-rotation groove 41, the anti-rotation groove 41 is located one side of movable groove 32, and anti-rotation portion 42 is located one side of limiting plate 33, anti-rotation portion 42 and anti-rotation groove 41 sliding connection, and clamp plate 43 is located one side of anti-rotation groove 41, and spout 44 is located anti-rotation groove 41 one side, and clamp plate 43 can slide in anti-rotation groove 41 inside, and clamp plate 43 can slide into spout 44 inside completely, and second spring 45 can support clamp plate 43, makes clamp plate 43's one end stretch into anti-rotation groove 41 inside, conveniently fixes the position of sliding plate 20.

As shown in fig. 6, the pressing plate 43 includes a hinge seat 51 and a movable plate 52, the movable plate 52 is hinged to the hinge seat 51, a first chute 53 inclined downward is provided on the hinge seat 51, a second chute 54 is provided on the rotation stopping groove 41 and below the hinge seat 51, and the first chute 53 and the second chute 54 are located on the same plane; through setting up clamp plate 43, articulated seat 51 and spout 44 sliding connection, fly leaf 52 and articulated seat 51 are articulated, fly leaf 52 part extends to the inboard of holding down the groove 41, articulated seat 51 is located the spout 44 is inside completely, first chute 53 and second chute 54 can provide the space to the rotation of fly leaf 52, limiting plate 33 can extrude the fly leaf 52 when pushing down and rotate, make limiting plate 33 can cross clamp plate 43 and enter into clamp plate 43's below, make things convenient for opening of two plum blossom rings 17, when limiting plate 33 loses the pressure of top, limiting plate 33 can upwards move because of the resilience force of first spring 34, owing to lack the space of fly leaf 52 upward movement on the articulated seat 51, fly leaf 52 changes to the horizontality and can not continue to rotate, at this moment fly leaf 52 can keep the spacing plate 33 open the state, make two plum blossom rings 17 keep open the state, make things convenient for the determination of bolt position.

As shown in fig. 8, a connecting rod 61 is fixedly arranged at one end of the hinge seat 51 far away from the rotation stopping groove 41, the other end of the connecting rod 61 extends to the outer side of the handle 11, and a pull ring 62 is fixedly arranged at the other end of the connecting rod 61; by arranging the connecting rod 61, the connecting rod 61 is fixedly connected with the sliding plate 20, the pull ring 62 is fixedly connected with the other end of the connecting rod 61, and the hinge seat 51 and the movable plate 52 can be driven to slide in the sliding groove 44 by pulling the pull ring 62, so that the movable plate 52 can be conveniently retracted into the sliding groove 44, the movable plate 52 can be conveniently separated from the limiting plate 33, and the sliding plate 20 can be conveniently reset; more specifically, the pressing plate 43, the chute 44, the second spring 45, the connecting rod 61 and the pull ring 62 are respectively provided with two groups (only one group is shown in the figure), and by providing two groups of pressing plates 43, the bottommost end and the highest point of the limiting plate 33 can be limited and fixed, when the two plum blossom rings 17 are attached together, the limiting plate 33 is locked, and the loosening or opening of the connecting handle 14 due to the reaction force generated by screwing the bolt of the plum blossom ring 17 can be avoided.

As shown in fig. 7 and 8, a first inclined portion 71 is formed on a top surface of the movable plate 52 at one side of the rotation stopping groove 41, a second inclined portion 72 is formed on a bottom of the rotation stopping portion 42, and the first inclined portion 71 and the second inclined portion 72 are parallel to each other; by providing the first inclined portion 71 and the second inclined portion 72, the first inclined portion 71 and the second inclined portion 72 are parallel to each other, the first inclined portion 71 is located at the top of the movable plate 52, and the second inclined portion 72 is located at the bottom of the rotation stopping portion 42, so that the movable plate 52 can be rotated when the limiting plate 33 moves down.

The specific working principle is as follows:

when the bolts in the narrow space need to be disassembled and assembled, the pressing rod 35 is pressed downwards to enable the sliding plate 20 to move towards one side of the connecting handle 14, at the moment, the two rack parts 21 can drive the two gear parts 19 to rotate by a certain angle, the rotating parts 15, the connecting parts 16 and the plum blossom rings 17 are integrally formed, the two plum blossom rings 17 can be outwards stretched by equal angles, after the two plum blossom rings 17 are separated, a certain gap exists between the two plum blossom rings 17, the pressing of the pressing rod 35 can be stopped after the pressing limiting plate 33 passes through the movable plate 52, at the moment, the two plum blossom rings 17 are in an open state, the bolts face the gap between the two plum blossom rings 17 and push the spanner to enable the bolts to be positioned between the two plum blossom rings 17, when the bolt is determined to be positioned between the two plum blossom rings 17, the pull ring 62 is pulled outwards, the pull ring 62 brings the hinge seat 51 and the movable plate 52 into the chute 44, at the moment, the limiting plate 33 loses the blocking of the movable plate 52, and moves towards one end of the pressing rod 35 with the sliding plate 20 under the action of the first spring 34, at the moment, the two connecting handles 14 are synchronously close to the bolt, after the two plum blossom rings 17 are butted to form a complete ring shape, the positions of the plum blossom rings 17 are adjusted according to the bolt so that teeth inside the plum blossom rings 17 are connected with the bolt or the nut together, at the moment, the handle 11 is rotated to drive the two plum blossom rings 17 to disassemble and assemble the bolt or the nut, and the disassembly and assembly of the bolt in a narrow space are facilitated.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

While the foregoing description illustrates and describes the preferred embodiments of the present application, it is to be understood that this application is not limited to the forms disclosed herein, but is not to be construed as an exclusive use of other embodiments, and is capable of many other combinations, modifications and environments, and adaptations within the scope of the teachings described herein, through the foregoing teachings or through the knowledge or skills of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the present utility model are intended to be within the scope of the appended claims.

Claims (6)

1. The utility model provides a ring spanner that facilitates use, includes handle (11), its characterized in that: the utility model discloses a handle, including handle (11), connecting plate (20) are equipped with fixed axle (13) in the middle part of mounting groove (12), handle (11)'s bottom is equipped with two connecting handles (14) of being connected with fixed axle (13) rotation, connecting handle (14) are including rotating portion (15), connecting portion (16) and plum blossom circle (17), rotating portion (15) are located the inside of mounting groove (12), plum blossom circle (17) are semicircle annular, connecting portion (16) are located between plum blossom circle (17) and rotating portion (15), two semicircle breach (18) have been seted up to one side in opposite directions of rotating portion (15), be equipped with gear portion (19) on the lateral wall of semicircle breach (18), the middle part sliding connection of handle (11) has sliding plate (20), rack portion (21) have been seted up respectively to both sides's both sides gear portion (19), two one side that connecting portion (16) are equipped with one side and have seted up semicircle breach (22) to communicate to semicircle breach (18).

2. The box spanner convenient to use according to claim 1, characterized in that a telescopic groove (31) for the sliding plate (20) to move is formed in the middle of the handle (11), a movable groove (32) is formed in the handle (11) and located in the outer side of the telescopic groove (31), a limiting plate (33) is fixedly connected to the middle upper portion of the sliding plate (20), the limiting plate (33) is slidably connected with the movable groove (32), a first spring (34) is sleeved on the outer side of the sliding plate (20), one end of the first spring (34) is abutted to the limiting plate (33), and a pressing rod (35) is fixedly connected to the top of the sliding plate (20).

3. The box spanner according to claim 2, characterized in that, a rotation stopping groove (41) is provided on one side of the movable groove (32), a rotation stopping part (42) is fixedly provided on the limiting plate (33), the rotation stopping part (42) is slidably connected with the rotation stopping groove (41), a pressing plate (43) is provided on one side of the rotation stopping groove (41), a sliding groove (44) for pulling back the pressing plate (43) is provided on one side of the rotation stopping groove (41), the pressing plate (43) is slidably connected with the sliding groove (44), a second spring (45) is provided in the sliding groove (44), and one end of the second spring (45) is abutted to one side of the pressing plate (43).

4. A box spanner according to claim 3, wherein the pressing plate (43) comprises a hinge seat (51) and a movable plate (52), the movable plate (52) is hinged with the hinge seat (51), a first chute (53) inclined downwards is arranged on the hinge seat (51), a second chute (54) is arranged on the rotation stopping groove (41) and below the hinge seat (51), and the first chute (53) and the second chute (54) are located on the same plane.

5. The double offset ring spanner according to claim 4, wherein one end of the hinge seat (51) far away from the rotation stopping groove (41) is fixedly provided with a connecting rod (61), the other end of the connecting rod (61) extends to the outer side of the handle (11), and the other end of the connecting rod (61) is fixedly provided with a pull ring (62).

6. The double offset ring spanner according to claim 5, wherein the movable plate (52) is provided with a first inclined portion (71) on a top surface of one side of the inside of the rotation stopping groove (41), the bottom of the rotation stopping portion (42) is provided with a second inclined portion (72), and the first inclined portion (71) and the second inclined portion (72) are parallel to each other.

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