CN218345057U

CN218345057U - Jack

Info

Publication number: CN218345057U
Application number: CN202222913930.9U
Authority: CN
Inventors: 李元杰
Original assignee: Guangxi Yuanjie Auto Parts Co ltd
Current assignee: Guangxi Yuanjie Auto Parts Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-01-20
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a jack, including base, supporting seat, actuating lever and two lifing arms, two lifing arm intervals set up, and its upper and lower extreme articulates respectively on base and supporting seat, and the lifing arm includes through articulated axle articulated rising arm and lower lifing arm, and actuating lever threaded connection adjusts the interval of two lifing arms on two articulated shafts, and one of actuating lever is served and is equipped with the drive ring that uses with the cooperation of outer angle rocking handle and the drive seat that uses with the cooperation of interior angle rocking handle, the periphery side and the cooperation of interior angle rocking handle shape of drive seat. Because the driving seat is a polygonal bolt head matched with the inner angle rocking handle, the contact area between the driving seat and the inner angle rocking handle is large, and labor is saved when the driving rod is rotated. When being difficult to rotate the actuating lever through the exterior angle rocking handle, accessible interior angle rocking handle rotates the rotation that the actuating lever realized the actuating lever, makes the lifing arm continue to rise, improves the lift height of lifing arm, and of course, drive power is bigger when utilizing the actuating ring simultaneously and actuating lever drive actuating lever, rotates the actuating lever more easily.

Description

Jack

Technical Field

The utility model relates to a hoisting equipment field especially relates to jack.

Background

The existing scissor jack comprises a base, a supporting seat, a driving rod and two lifting arms, wherein a circular ring is arranged on one side of the driving rod, and the driving rod is in threaded connection with the two lifting arms. During the use, insert the ring with the rocking handle, realize the rotation of actuating lever through rotating the rocking handle to adjust the interval of two lifing arms and realize the oscilaltion of lifing arm. The jack adopting the structure has the advantages that the resistance of the supporting seat is increased along with the rising of the lifting arm, the rocking handle is not easy to rotate and slip, and the lifting arm is difficult to rise again.

SUMMERY OF THE UTILITY MODEL

In order to solve current scissor jack when the lifing arm rises to a take the altitude, because the resistance increase is difficult to continue the technical problem that rises, the utility model aims to provide a jack.

The utility model discloses a realize through following technical scheme:

the jack comprises a base, a supporting seat, a driving rod and two lifting arms, wherein the two lifting arms are arranged at intervals, the upper ends and the lower ends of the lifting arms are hinged to the base and the supporting seat respectively, the lifting arms comprise an upper lifting arm and a lower lifting arm which are hinged through a hinge shaft, the driving rod is in threaded connection with the two lifting arms, the two lifting arms are adjusted on the hinge shaft, the distance between the two lifting arms is increased, one end of the driving rod is provided with a driving ring which is matched with an outer angle rocking handle to use and a driving seat which is matched with an inner angle rocking handle to use, and the outer periphery side of the driving seat is matched with the inner angle rocking handle in shape.

Furthermore, the driving ring and the driving seat are sequentially arranged from inside to outside in the axial direction of the driving rod, a counter bore is formed in one side, back to the driving ring, of the driving seat, and the inner peripheral side of the counter bore is matched with the outer angle rocking handle in shape.

Furthermore, the driving ring is provided with an insertion hole for inserting the external angle rocking handle, the cross section of the insertion hole is polygonal, and/or the cross section of the driving seat is polygonal.

Further, the drive ring is welded to the drive rod and the drive seat is welded to the drive ring.

Further, the drive ring is symmetrically disposed about the axis of the drive rod, and/or the drive socket is symmetrically disposed about the axis of the drive rod.

Furthermore, the supporting seat comprises a connecting frame, a sliding rod, a supporting table and two fasteners, the connecting frame is hinged to the upper end of the two lifting arms, the sliding rod can move up and down relative to the connecting frame, the two fasteners are in threaded connection with the sliding rod and are respectively located above and below the connecting frame, the sliding rod is locked and positioned on the connecting frame, and the supporting table is arranged at the upper end of the sliding rod.

Furthermore, the left end and the right end of the connecting frame are hinged with top supporting rods which swing up and down, positioning holes into which the top supporting rods which swing up in place are inserted are formed in the lower side of the supporting table, the number of the positioning holes is multiple, and the positioning holes are arranged at intervals in the left-right direction.

Furthermore, the support table is detachably connected with an anti-slip layer.

Furthermore, a connecting hole is formed in the upper side of the supporting table, and a connecting part embedded in the connecting hole is convexly arranged on the lower side of the anti-slip layer; the connecting holes with connecting portion are a plurality of and quantity is the same, a plurality of connecting holes are in the interval distribution is the rectangle in the circumference of brace table.

Furthermore, a plurality of anti-slip parts are arranged at intervals on the lower side of the base, each anti-slip part comprises a plurality of anti-slip strips and a plurality of anti-slip points, the anti-slip points are respectively arranged on the left side and the right side of the anti-slip strip positions, and the anti-slip strips are arranged side by side at intervals; and/or the lower ends of the two lifting arms are hinged in the middle of the base, and the width of the base is gradually widened from the middle to the left and right sides.

Compared with the prior art, the utility model has the advantages of as follows:

this jack is through setting up the rotation that the actuating lever was realized to drive ring and the drive seat that uses with the rocking handle cooperation on actuating lever one end to adjust the lift that the lift arm was realized to the interval of two lift arms, because the drive seat is the polygonal bolt head that uses with the interior angle rocking handle cooperation, its area of contact with the interior angle rocking handle is big, and is comparatively laborsaving when rotating the actuating lever. When being difficult to rotate the actuating lever through the exterior angle rocking handle, accessible interior angle rocking handle rotates the rotation that the actuating lever realized the actuating lever, makes the lifing arm continue to rise, improves the lift height of lifing arm, and of course, drive power is bigger when utilizing the drive ring simultaneously and actuating lever drive actuating lever, rotates the actuating lever more easily.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

FIG. 1 is a perspective view of the jack of the embodiment disclosed in the first direction;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a perspective view of the jack in the second direction according to the embodiment;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

fig. 5 is a partially enlarged view at C in fig. 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-5, the jack is used in cooperation with a rocking handle, and includes a base 1, a supporting seat 2, a driving rod 3, and two lifting arms 4, wherein the two lifting arms 4 are arranged at intervals, the upper and lower ends of the two lifting arms are respectively hinged on the base 1 and the supporting seat 2, the lifting arms 4 include an upper lifting arm 41 and a lower lifting arm 42 hinged through a hinge shaft 5, the driving rod 3 is in threaded connection with the two hinge shafts 5 to adjust the distance between the two lifting arms 4, one end of the left and right ends of the driving rod 3 is provided with a driving ring 6 used in cooperation with an outer angle rocking handle and a driving seat 7 used in cooperation with an inner angle rocking handle, the peripheral side of the driving seat 7 is in shape cooperation with the inner angle rocking handle, and the cross section of the driving seat 7 is polygonal. In particular, the cross section of the driving seat 7 may be, but is not limited to, triangular, quadrangular, pentagonal and hexagonal. Correspondingly, the driving seat 7 can be, but not limited to, a triangular bolt head, a quadrangular bolt head, a pentagonal bolt head and a hexagonal bolt head, the inner angle rocking handle is an existing inner angle wrench or a hub rocking handle for disassembling a wheel hub, and the outer angle rocking handle is an existing outer angle wrench.

The jack realizes the rotation of the driving rod 3 through the driving ring 6 and the driving seat 7 which are arranged at one end of the driving rod 3 and matched with a rocking handle, thereby adjusting the distance between the two lifting arms 4 to realize the lifting of the lifting arms 4. Because the driving seat 7 is a polygonal bolt head matched with the inner angle rocking handle for use, the contact area between the driving seat and the inner angle rocking handle is large, and the driving rod 3 can rotate in a labor-saving manner. When being difficult to rotate through the exterior angle rocking handle during the actuating lever 3, accessible interior angle rocking handle rotates drive seat 7 is realized the rotation of actuating lever 3 makes the lifing arm 4 continues to rise, improves the lift height of lifing arm 4, of course, utilizes simultaneously the drive ring 6 with the drive of drive seat 7 drive power is bigger during the actuating lever 3, rotates more easily the actuating lever 3.

In one embodiment, for the sake of simplicity and convenience, the drive ring 6 and the drive seat 7 are arranged in sequence from inside to outside in the axial direction of the drive rod 3. Preferably, in order to improve the convenience of use, a counterbore 71 is formed in the side of the driving seat 7 opposite to the driving ring 6, the counterbore 71 is matched with the outer angle rocking handle for use, and the inner peripheral side of the counterbore 71 is matched with the outer angle rocking handle in a shape mode. Specifically, the cross section of the counterbore 71 is a polygon, and the cross section of the counterbore 71 can be, but is not limited to, a triangle, a quadrangle, a pentagon or a hexagon.

In one embodiment, in order to increase the contact area between the drive ring 6 and the external angle rocking handle, an insertion hole 61 for inserting the external angle rocking handle is formed in the drive ring 6, and the cross section of the insertion hole 61 is polygonal. Of course, the cross-section of the socket 61 may also be circular.

In one embodiment, to improve the stability of the connection, the drive ring 6 is welded to the drive rod 3 and the drive socket 7 is welded to the drive ring 6.

In one embodiment, to improve the stability of the connection, the driving ring 6 is arranged symmetrically with respect to the axis of the driving rod 3, and the driving seats 7 are arranged symmetrically with respect to the axis of the driving rod 3.

The utility model provides an embodiment, in order to improve the flexibility ratio of using, adaptation vehicle bottom height, supporting seat 2 includes link 21, slide bar 22, brace table 23 and two fasteners 24, link 21 articulates two 4 upper ends of lifing arm, slide bar 22 can be relative link 21 reciprocates, two fastener 24 threaded connection is in on the slide bar 22 and be located respectively the upper and lower below of link 21 be used for with slide bar 22 locking location is in on the link 21, brace table 23 sets up slide bar 22 upper end.

In one embodiment, in order to improve the connection stability and prevent the support platform 23 from tilting and deforming, the connecting frame 21 is hinged with the top supporting rods 8 which swing up and down at the left and right ends thereof, the lower side of the support platform 23 is provided with a plurality of positioning holes 25 into which the top supporting rods 8 which swing up and down in place are inserted, and the positioning holes 25 are arranged at intervals in the left and right direction.

In one embodiment, the support platform 23 is detachably connected with an anti-slip layer 9.

The utility model provides an embodiment, the connecting hole (not marked in the figure) has been seted up to brace table 23 upside, the protruding connecting portion (not marked in the figure) of establishing in the connecting hole of inlaying that is equipped with of skid resistant course 9 downside, the connecting hole with connecting portion are a plurality of and quantity is the same, a plurality of connecting holes are in brace table 23's interval distribution is the rectangle in the circumference.

The utility model provides an embodiment, 1 downside interval of base is equipped with a plurality of non-slip portion 11, a plurality of non-slip portion 11 include a plurality of antislip strips 12 and a plurality of antiskid 13, a plurality of antiskid 13 are partly established the left and right sides of a plurality of antislip strips 12, a plurality of antislip strips 12 set up, two at interval side by side 4 lower extreme of lifing arm articulates at 1 middle part of base, the width of base 1 is crescent from its middle part to the left and right sides.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not to be construed as limiting the invention to the precise embodiments disclosed herein. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions under the design prerequisite, or the replacement should all be regarded as the protection of the utility model.

Claims

1. The jack is used with the rocking handle cooperation, including base, supporting seat, actuating lever and two lifing arm, two the lifing arm interval sets up, and its upper and lower extreme articulates respectively the base with on the supporting seat, the lifing arm includes through articulated axle articulated lifing arm and lower lifing arm, actuating lever threaded connection is two adjust two on the articulated axle the interval of lifing arm, its characterized in that, one of actuating lever is served and is equipped with the drive ring that uses with the cooperation of outer angle rocking handle and the drive seat that uses with the cooperation of interior angle rocking handle, the periphery side and the interior angle rocking handle shape cooperation of drive seat.

2. The jack according to claim 1, wherein the drive ring and the drive seat are sequentially arranged from inside to outside in the axial direction of the drive rod, a counter bore is formed in one side of the drive seat, which faces away from the drive ring, and the inner peripheral side of the counter bore is matched with the outer corner rocking handle in a shape.

3. The jack according to claim 1 or 2, wherein the driving ring is provided with an insertion hole for inserting the external angle rocking handle, and the cross section of the insertion hole is polygonal; and/or the cross section of the driving seat is polygonal.

4. A jack as claimed in claim 2 in which the drive ring is welded to the drive rod and the drive socket is welded to the drive ring.

5. A jack as claimed in claim 1 in which the drive ring is symmetrically disposed about the axis of the drive rod and/or the drive socket is symmetrically disposed about the axis of the drive rod.

6. The jack of claim 1, wherein the support comprises a connecting frame, a sliding rod, a support platform and two fasteners, the connecting frame is hinged to the upper ends of the two lifting arms, the sliding rod can move up and down relative to the connecting frame, the two fasteners are screwed on the sliding rod and respectively positioned above and below the connecting frame for locking and positioning the sliding rod on the connecting frame, and the support platform is arranged at the upper end of the sliding rod.

7. The jack as claimed in claim 6, wherein the connecting frame is hinged at its left and right ends with a top stay which swings up and down, the support platform has a plurality of positioning holes formed in its lower side for inserting the top stay which swings up and down, and the positioning holes are spaced apart from each other in the left-right direction.

8. A jack as claimed in claim 6, wherein the support platform is releasably attached to the upper side with a non-slip layer.

9. The jack of claim 8, wherein the support platform is provided with a connecting hole at the upper side, and the anti-slip layer is provided with a connecting part at the lower side in a protruding way, wherein the connecting part is embedded in the connecting hole;

the connecting holes with connecting portion are a plurality of and quantity is the same, a plurality of connecting holes are in the interval distribution is the rectangle in the circumference of brace table.

10. The jack of claim 1, wherein a plurality of anti-slip parts are arranged at intervals on the lower side of the base, the plurality of anti-slip parts comprise a plurality of anti-slip strips and a plurality of anti-slip points, the plurality of anti-slip points are respectively arranged on the left side and the right side of the plurality of anti-slip strip positions, and the plurality of anti-slip strips are arranged side by side at intervals;

and/or the lower ends of the two lifting arms are hinged in the middle of the base, and the width of the base is gradually widened from the middle to the left and right sides.