CN210559092U

CN210559092U - Manual and electric dual-purpose scissor jack

Info

Publication number: CN210559092U
Application number: CN201920794017.7U
Authority: CN
Inventors: 宋凯
Original assignee: Jiaxing Lituo Machinery Co ltd
Current assignee: Jiaxing Lituo Machinery Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-05-19
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a manual and electric dual-purpose scissor jack, which comprises a base, a first connecting seat, a first supporting rod, a second supporting rod and a top plate, wherein the center of the top of the base is fixed with the first connecting seat, the top end of the first connecting seat is symmetrically and rotatably connected with the first supporting rod, the top end of the first supporting rod is rotatably connected with a rotating shaft, the first supporting rod is rotatably connected with the second supporting rod through the rotating shaft, the top of the second supporting rod is rotatably connected with a second connecting seat, the top of the second connecting seat is fixedly connected with the top plate, and the outer side of the rotating shaft is provided with a horizontal threaded hole, the scissor jack is convenient to select manual or electric control according to different tonnage of objects, the manual and electric control can be rapidly switched, the scissor jack is simple and practical, the four sliding plates can slide out to play a certain supporting role, and the contact area between the device and, greatly increased the stability of this jack, it is comparatively convenient to remove, and it is laborsaving to save trouble.

Description

Manual and electric dual-purpose scissor jack

Technical Field

The utility model relates to a jack technical field specifically is a manual and electric dual-purpose formula jack of cutting.

Background

The scissor jack is called as a scissor jack because the scissor jack is similar to a scissor in structural appearance, and is lifting equipment mainly used for jacking and supporting cars with small tonnage.

The lifting of this jack of present scissor jack usually only through hand control, the use of hand scissor jack is comparatively consumeed the manpower, and to the great article of tonnage hand power needs very big, lead to very hard, hand in-process leads to hand wearing and tearing easily, need remove its transport through the manual work when present scissor jack removes moreover, comparatively wastes time and energy, it is comparatively inconvenient to use, and the stability of present scissor jack is relatively poor, for this reason, we propose a manual and electric dual-purpose scissor jack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual and electric dual-purpose formula jack of cutting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a manual and electric dual-purpose scissor jack comprises a base, a first connecting seat, a first supporting rod, a second supporting rod and a top plate, wherein the first connecting seat is fixed at the center of the top of the base, the first supporting rod is symmetrically and rotatably connected to the top end of the first connecting seat, a rotating shaft is rotatably connected to the top end of the first supporting rod, the second supporting rod is rotatably connected to the first supporting rod through the rotating shaft, the second connecting seat is rotatably connected to the top of the second supporting rod, the top of the second connecting seat is fixedly connected with the top plate, horizontal threaded holes are formed in the outer side of the rotating shaft, a bidirectional screw rod is in threaded connection with the threaded holes, two ends of the bidirectional screw rod are fixedly connected with a connecting shaft in a cross structure, a hand wheel is connected to the end portion of the connecting shaft at one end of the bidirectional screw rod, a placing table and a vertical, the utility model discloses a vertical guide screw, including riser, connecting axle, connecting sleeve, connecting axle and connecting sleeve, the first recess of vertical direction is seted up to the lateral wall of riser, and sliding connection has the slider in the first recess, the connecting axle tip and the slider end part of the two-way lead screw other end are connected with the slider, the axle center department of hand wheel and slider lateral wall all are connected with the connecting sleeve, and hand wheel and connecting sleeve fixed connection, the connecting sleeve rotates to be connected at the slider lateral wall, the crisscross draw-in groove has been seted up to the tip of connecting sleeve, the connecting axle joint is in the draw-in groove of connecting sleeve tip, the lateral wall fixed mounting of slider has the motor, the.

Preferably, the first groove is provided with sliding grooves on two corresponding inner walls, the sliding blocks are fixed on two corresponding side walls of the sliding block and are connected in the sliding grooves in a sliding mode, and the sliding block is connected in the sliding grooves in a sliding mode through the clamping blocks arranged on the sliding block.

Preferably, a pull rod is fixedly connected to the middle position of the sliding plate, which is located on one side of the outer portion of the base, and the bottom of the sliding plate and the bottom of the base are located in the same plane.

Preferably, a storage drawer is arranged in the middle of one side face of the base.

Preferably, the bottom four corners of base all is seted up flutedly, and fixedly connected with pneumatic cylinder in the recess, the tailpiece of the piston rod portion fixedly connected with backup pad of pneumatic cylinder, and the backup pad is kept away from one side of pneumatic cylinder and is installed the universal wheel.

Preferably, the top of placing the platform has seted up the spread groove, the adapter sleeve joint is in placing the spread groove at bench top.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses when the object of the less tonnage of needs jack-up, the hand wheel of placing the bench is taken out, be connected adapter sleeve and connecting axle on the hand wheel, rotation through rotating the two-way lead screw of hand wheel control, make the lift of jack, realize the jack-up to the object, when the great article of needs jack-up tonnage, break away from the hand wheel with two-way lead screw and be connected, and insert the adapter sleeve of hand wheel in the spread groove of placing bench portion, control motor work, make two-way lead screw rotate, two-way lead screw is connected the lift of realizing device with the rotation of pivot, it slides from top to bottom in first recess to drive the slider at device lift in-process, make the motor lie in same water flat line with two-way lead screw all the time, this jack is convenient for select manual or electric control according to the difference of object tonnage, manual and electronic can be very fast.

2. The utility model discloses a two lateral wall symmetry sliding connection slides at the base, and be in the coplanar with the bottom setting of the bottom of slide and base, when using this jack, with four slide roll-offs, make the slide play certain supporting role, the area of contact on device and ground has been increased, greatly increased the stability of this jack, convenient to popularize and use, when needs will remove the device, control pneumatic cylinder piston rod extension, make the universal wheel shift out the recess, be convenient for to the removal of jack, remove the completion after, the shrink of pneumatic cylinder piston rod is controlled again, make the universal wheel receive in the recess, make base and ground contact play the supporting role, this jack removes comparatively conveniently, it is laborsaving to save trouble.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a side view of the connecting sleeve of the present invention;

fig. 3 is a sectional view of the base of the present invention.

In the figure: 1. a base; 2. a first connecting seat; 3. a first support bar; 4. a rotating shaft; 5. a second support bar; 6. a top plate; 7. a second connecting seat; 8. a bidirectional screw rod; 9. a connecting shaft; 10. a motor; 11. connecting sleeves; 12. a vertical plate; 13. a first groove; 14. a chute; 15. a slider; 16. a placing table; 17. a hand wheel; 18. a slide plate; 19. a pull rod; 20. a storage drawer; 21. a second groove; 22. a hydraulic cylinder; 23. a support plate; 24. a universal wheel.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a manual and electric dual-purpose scissor jack comprises a base 1, a first connecting seat 2, a first supporting rod 3, a second supporting rod 5 and a top plate 6, wherein the first connecting seat 2 is fixed at the center of the top of the base 1, the top end of the first connecting seat 2 is symmetrically and rotatably connected with the first supporting rod 3, the top end of the first supporting rod 3 is rotatably connected with a rotating shaft 4, the first supporting rod 3 is rotatably connected with the second supporting rod 5 through the rotating shaft, the lifting of a control device is convenient, the top of the second supporting rod 5 is rotatably connected with a second connecting seat 7, the top of the second connecting seat 7 is fixedly connected with the top plate 6, an object is convenient to jack up, threaded holes in the horizontal direction are formed in the outer side of the rotating shaft 4, a bidirectional screw rod 8 is connected with the threaded holes, a hand wheel 17 is connected with the end, the bidirectional screw 8 is convenient to control to rotate, two ends of the top of the base 1 are respectively and fixedly connected with a placing table 16 and a vertical plate 12, the side wall of the vertical plate 12 is provided with a first groove 13 in the vertical direction, a slide block 15 is connected in the first groove 13 in a sliding manner, the end part of a connecting shaft 9 at the other end of the bidirectional screw 8 is connected with the slide block 15, the axle center of a hand wheel 17 and the side wall of the slide block 15 are both connected with a connecting sleeve 11, the hand wheel 17 is fixedly connected with the connecting sleeve 11, the connecting sleeve 11 is rotatably connected with the side wall of the slide block 15, the end part of the connecting sleeve 11 is provided with a cross-shaped clamping groove, the connecting shaft 9 is clamped in the clamping groove at the end part of the connecting sleeve 11, the side wall of the slide block 15 is fixedly provided with a motor 10, the end part of an output, the hand wheel 17 on the placing table 16 is taken out, the connecting sleeve 11 on the hand wheel 17 is connected with the connecting shaft 9, the rotation of the bidirectional screw rod 8 is controlled by rotating the hand wheel 17, the lifting of the jack is realized, when an object with larger tonnage needs to be lifted, the hand wheel 17 is disconnected with the bidirectional screw rod 8, the connecting sleeve 11 of the hand wheel 17 is inserted into the connecting groove at the top of the placing table 16, the motor 10 is controlled to work, the bidirectional screw rod 8 rotates, the bidirectional screw rod 8 is connected with the rotating shaft 4 in a rotating way to realize the lifting of the device, the sliding block 15 is driven to slide up and down in the first groove 13 in the lifting process of the device, the motor 10 and the bidirectional screw rod 8 are always positioned at the same horizontal line, the sliding plates 18 are symmetrically and slidably connected on two side walls of the base 1, the bottom of the sliding plate 18 and the bottom of the base 1 are arranged at the same plane, the four sliding plates 18 slide out, so that the sliding plates 18 play a certain supporting role, the contact area between the device and the ground is increased, the stability of the jack is greatly increased, and the jack is convenient to popularize and use.

Sliding grooves 14 are formed in two corresponding inner walls of the first groove 13, clamping blocks are fixed to two corresponding side walls of the sliding block 15, the clamping blocks are connected in the sliding grooves 14 in a sliding mode, the sliding block 15 is connected in the sliding grooves 14 in a sliding mode through the clamping blocks arranged on the sliding block 15, and the sliding block 15 can slide up and down more stably.

The middle position of the sliding plate 18, which is positioned on one side of the outside of the base 1, is fixedly connected with a pull rod 19, the bottom of the sliding plate 18 and the bottom of the base 1 are positioned in the same plane, the sliding plate 18 slides out, so that the four sliding plates 18 on the two sides of the base 1 and the base 1 jointly play a supporting role, and the stability of the device is improved.

The middle part of one side of the base 1 is provided with a storage drawer 20 which is convenient for storing articles to be used.

First recess 21 has all been seted up in base 1's bottom four corners, and fixedly connected with pneumatic cylinder 22 in the first recess 21, pneumatic cylinder 22's tailpiece of the piston rod portion fixedly connected with backup pad 23, and backup pad 23 keeps away from one side of pneumatic cylinder 22 and installs universal wheel 24.

The connecting groove is opened at the top of the placing table 16, and the connecting sleeve 11 is clamped in the connecting groove at the top of the placing table 16.

It is noted that, herein, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a manual and electric dual-purpose scissor jack, includes base (1), first connecting seat (2), first bracing piece (3), second bracing piece (5) and roof (6), its characterized in that: the top center of the base (1) is fixedly provided with a first connecting seat (2), the top end of the first connecting seat (2) is symmetrically and rotatably connected with a first supporting rod (3), the top end of the first supporting rod (3) is rotatably connected with a rotating shaft (4), the first supporting rod (3) is rotatably connected with a second supporting rod (5) through the rotating shaft (4), the top of the second supporting rod (5) is rotatably connected with a second connecting seat (7), the top of the second connecting seat (7) is fixedly connected with a top plate (6), the outer side of the rotating shaft (4) is provided with a threaded hole in the horizontal direction, the threaded hole is internally connected with a bidirectional screw rod (8), the two ends of the bidirectional screw rod (8) are fixedly connected with connecting shafts (9) in a cross structure, the end part of the connecting shaft (9) at one end of the bidirectional screw rod (8) is connected with a hand, the two ends of the top of the base (1) are respectively fixedly connected with a placing table (16) and an upright plate (12), the side wall of the upright plate (12) is provided with a first groove (13) in the vertical direction, a sliding block (15) is connected in the first groove (13) in a sliding manner, the end part of a connecting shaft (9) at the other end of the bidirectional screw rod (8) is connected with the sliding block (15), the axle center of a hand wheel (17) and the side wall of the sliding block (15) are both connected with a connecting sleeve (11), the hand wheel (17) is fixedly connected with the connecting sleeve (11), the connecting sleeve (11) is rotatably connected with the side wall of the sliding block (15), the end part of the connecting sleeve (11) is provided with a cross-shaped clamping groove, the connecting shaft (9) is clamped in the clamping groove at the end part of the connecting sleeve (11), the side wall of the sliding block (15) is fixedly provided with a motor, the limiting grooves are symmetrically formed in two corresponding side walls of the base (1), and sliding plates (18) are connected in the limiting grooves in a sliding mode.

2. A manual and electric scissor jack according to claim 1, wherein: sliding grooves (14) are formed in two corresponding inner walls of the first groove (13), clamping blocks are fixed to two corresponding side walls of the sliding block (15), the clamping blocks are connected in the sliding grooves (14) in a sliding mode, and the sliding block (15) is connected in the sliding grooves (14) in a sliding mode through the clamping blocks arranged on the sliding block.

3. A manual and electric scissor jack according to claim 1, wherein: the middle position of the sliding plate (18) on one side of the outer portion of the base (1) is fixedly connected with a pull rod (19), and the bottom of the sliding plate (18) and the bottom of the base (1) are located in the same plane.

4. A manual and electric scissor jack according to claim 1, wherein: a storage drawer (20) is arranged in the middle of one side face of the base (1).

5. A manual and electric scissor jack according to claim 1, wherein: second recess (21) have all been seted up in the bottom four corners of base (1), and fixedly connected with pneumatic cylinder (22) in second recess (21), the piston rod end fixedly connected with backup pad (23) of pneumatic cylinder (22), and backup pad (23) keep away from one side of pneumatic cylinder (22) and install universal wheel (24).

6. A manual and electric scissor jack according to claim 1, wherein: the top of the placing table (16) is provided with a connecting groove, and the connecting sleeve (11) is connected in the connecting groove at the top of the placing table (16) in a clamping mode.