CN205653112U

CN205653112U - A electronic scissor jack for jacking car

Info

Publication number: CN205653112U
Application number: CN201620370620.9U
Authority: CN
Inventors: 包莉丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-27
Filing date: 2016-04-27
Publication date: 2016-10-19
Anticipated expiration: 2026-04-27

Abstract

The utility model provides an electronic scissor jack for jacking car belongs to jack technical field. It has been solved current jack and has used inconvenient waiting technical problem. This jack includes base and jacking piece, the articulated connecting rod no. 1 and connecting rod no. 2 that has difference slant both sides on the base, the articulated connecting rod no. 3 and connecting rod no. 4 that has difference slant both sides on the jacking piece, the upper end of connecting rod no. 1 and the lower extreme of connecting rod no. 3 pass through articulated shaft no. 1 and articulate, the upper end of connecting rod no. 2 and the lower extreme of connecting rod no. 4 pass through articulated shaft no. 2 and articulate, be connected with the lead screw that can drive articulated shaft no. 1 and two relative movement of articulated shaft on articulated shaft no. 1 and the articulated shaft no. 2, the actuating lever is equipped with on the base and actuating lever pivoted motor can be drives, the one end of actuating lever is connected with transfer line no. 1 with the one end of lead screw, the other end of actuating lever is connected with transfer line no. 2 with the other end of lead screw. Motor setting among this technical scheme can deviate the jacking piece under, the installation and the use of convenient whole jack on the base.

Description

A kind of Dynamoelectric scissor jack for jacking automobile

Technical field

This utility model belongs to Lifting Equipment technical field, relates to a kind of jack, especially It it is the scissor-like jack for jacking automobile of a kind of driven by motor.

Background technology

Jack is the simplest crane gear that a kind of lifting is the least, lifts with rigidity top Part as equipment, the jacking weight in stroke by top bracket or bottom claw Light little crane gear.Point mechanical type and fluid pressure type two kinds, jack be mainly used in factories and miness, The departments such as transportation are as Mechanical Help and other work such as lifting, support.Its structure The firmest, flexibility and reliability, a people i.e. portability and operation.Jack makes as one Use far-ranging instrument, have employed top quality cast, it is ensured that jack Quality and service life.Prior art makes with during to reply roadside breakdown, re-type Common Machine Room jack be typically manual work, relatively elaborate during use.

China's patent (notification number: 204417032U；The day for announcing: 2015.06.24) public Opened a kind of shears-type electric jack, it include upper hinge support, lower hinge support, upper bracket, Lower carriage, screw mandrel, guide rod, guide block one, motor；One end of upper bracket is arranged on hinge On bearing, the other end of upper bracket is connected with one end of lower carriage by guide block one, lower The other end of frame is arranged on lower hinge support, the end of the upper bracket being arranged on upper hinge support Portion is set to dentation, and a pair upper bracket engages each other, lower be arranged on lower hinge support The end of frame is set to dentation, and a pair lower carriage engages each other, and has screw thread on guide block The thread rotary orientation of the screwed hole offered on the guide block one between hole and through hole, and two pairs of supports On the contrary, screw mandrel passes the through hole on guide block one through the screwed hole on guide block one, guide rod, The output shaft of motor is connected with one end of screw mandrel.

Jack in above-mentioned patent documentation realizes very heavy by driven by motor screw turns The lifting on top, the leading screw of scissor-like jack is arranged on the middle part of jack, in above-mentioned patent Motor is also directly to connect in leading screw at the middle part of jack, and this is narrow and small for bottom of car Space for, use very inconvenient.

Summary of the invention

The problems referred to above that this utility model exists for existing technology, it is provided that one is used for The Dynamoelectric scissor jack of jacking automobile, technical problem to be solved in the utility model is: How to improve convenience when jack is used on automobile.

This utility model purpose can be realized by following technical proposal:

A kind of Dynamoelectric scissor jack for jacking automobile, including base and jacking block, Described jacking block is positioned at above described base, and described base is hinged with oblique both sides respectively Connecting rod one and connecting rod two, described jacking block is hinged with the connecting rod three of respectively oblique both sides It is hinged by jointed shaft one with connecting rod four, the upper end of described connecting rod one and the lower end of connecting rod three, The upper end of described connecting rod two and the lower end of connecting rod four are hinged by jointed shaft two, described hinged Axle one can drive described jointed shaft one relative with jointed shaft two with connecting to have on jointed shaft two The screw mandrel of movement, it is characterised in that described base is provided with drive rod and can drive institute Stating the motor that drive rod rotates, one end of described drive rod is connected with one end of described screw mandrel Having drive link one, the other end of described drive rod is connected with the other end of described screw mandrel biography Lever two.

Its principle is as follows: during use, and driven by motor drive rod rotates, by drive link one Drive leading screw to rotate towards same direction with drive link two from two ends, leading screw has been effectively ensured Rotate steadily and reliability, leading screw rotate clockwise or counterclockwise just can drive hinged Axle one and jointed shaft two move in opposite directions or dorsad, thus realize the lifting of jacking block.This skill Motor in art scheme is arranged on base, can deviate the underface of jacking block, convenient The installation of whole jack and use.

Above-mentioned in the Dynamoelectric scissor jack of jacking automobile, solid on described base Being provided with installing rack, described drive rod, drive link one and drive link two all can be turned by bearing Dynamic is connected on described installing rack.

Above-mentioned in the Dynamoelectric scissor jack of jacking automobile, described motor defeated Shaft is installed with gear one, and the middle part of described drive rod is installed with gear two, described gear Be provided with between one and gear two gear three and described gear one and gear two all with described gear Three are meshed.As an alternative, motor and drive rod can also use belt transmission.

Above-mentioned in the Dynamoelectric scissor jack of jacking automobile, described drive rod and The two ends of the equal horizontally set of screw mandrel and described screw mandrel are respectively provided with helical gear one and helical gear Two, described drive rod be respectively arranged at two ends with helical gear three and helical gear four；Described transmission Bar one and drive link two is the most vertically arranged and described drive link one be respectively arranged at two ends with helical teeth Wheel five and helical gear six, described drive link two be respectively arranged at two ends with helical gear seven and helical teeth Wheel eight；Described helical gear one is meshed with described helical gear five, described helical gear two and institute Stating helical gear seven to be meshed, described helical gear three is meshed with described helical gear six, described Helical gear four is meshed with described helical gear eight.Changed by each helical gear engaged transmission The direction of transfer of torque-variable, facilitates the layout of motor to install, ensure that moment passes simultaneously Dynamic is accurate.

Above-mentioned in the Dynamoelectric scissor jack of jacking automobile, described jointed shaft one Contrary with the hand of spiral all offering screw and two screws on jointed shaft two, described silk Bar is screwed onto in described screw.When so screw mandrel rotates, it is possible to drive jointed shaft one and hinge Spindle two moves in opposite direction, thus reaches to lift the purpose of jacking block.All right The hand of spiral of two screws is arranged identical, and leading screw is divided into two sections of different directions Screw thread.

Above-mentioned in the Dynamoelectric scissor jack of jacking automobile, described motor is selected Running voltage direct current generator between 24V～30V and this motor use self-locking electric machine. So it is easy to motor match with vehicle power, convenient use.

Compared with prior art, this utility model has the advantage that

1, in this utility model, drive link one and drive link two drive leading screw towards same from two ends Individual direction rotates, and screw turns steady and reliability have been effectively ensured.

2, the motor in this utility model is arranged on base, just can deviate jacking block Lower section, facilitates installation and the use of whole jack.

Accompanying drawing explanation

Fig. 1 be this jack face structural representation.

Fig. 2 is the plan structure schematic diagram that in this jack, motor is connected with drive rod.

In figure, 1, base；2, jacking block；3, connecting rod one；4, connecting rod two；5, even Bar three；6, connecting rod four；7, jointed shaft one；8, jointed shaft two；9, motor；10、 Drive rod；11, screw mandrel；12, drive link one；13, drive link two；14, installing rack； 15, bearing；16, helical gear one；17, helical gear two；18, helical gear three；19、 Helical gear four；20, helical gear five；21, helical gear six；22, helical gear seven；23、 Helical gear eight；24, gear one；25, gear two；26, gear three.

Detailed description of the invention

The following is specific embodiment of the utility model and combine accompanying drawing, to this utility model Technical scheme be further described, but this utility model is not limited to these embodiments.

As depicted in figs. 1 and 2, this Dynamoelectric scissor jack is used for jacking automobile, its bag Including base 1 and jacking block 2, jacking block 2 is positioned at above base 1, hinged on base 1 There are connecting rod 1 and the connecting rod 24 of oblique both sides respectively, jacking block 2 are hinged with respectively The connecting rod 35 of oblique both sides and connecting rod 46, the upper end of connecting rod 1 and connecting rod 35 Lower end is hinged by jointed shaft 1, and the upper end of connecting rod 24 and the lower end of connecting rod 46 lead to Crossing jointed shaft 28 hinged, jointed shaft 1 and jointed shaft 28 connect to be had and can drive Jointed shaft 1 and the leading screw 11 of jointed shaft 28 relative movement, base 1 is provided with driving Bar 10 and the motor 9 that drive rod 10 can be driven to rotate, one end of drive rod 10 and silk One end of thick stick 11 connects drive link 1, the other end of drive rod 10 and leading screw 11 The other end connect have drive link 2 13；Installing rack 14, drive rod it is installed with on base 1 10, drive link 1 and drive link 2 13 are all rotatably coupled to peace by bearing 15 Shelve on 14；During use, motor 9 drives drive rod 10 to rotate, by drive link one 12 and drive link 2 13 from two ends drive leading screw rotate towards same direction, be effectively ensured Screw turns steadily and reliability, leading screw rotates clockwise or counterclockwise and just can carry Dynamic jointed shaft 1 and jointed shaft 28 move in opposite directions or dorsad, thus realize jacking block 2 Lifting.Motor 9 in the technical program is arranged on base 1, can deviate jacking The underface of block 2, facilitates installation and the use of whole jack.

Further, as it is shown in figure 1, drive rod 10 and the equal horizontally set of leading screw 11 and The two ends of leading screw 11 are respectively provided with helical gear 1 and helical gear 2 17, drive rod 10 Be respectively arranged at two ends with helical gear 3 18 and helical gear 4 19；Drive link 1 and transmission Bar 2 13 is the most vertically arranged and drive link 1 be respectively arranged at two ends with helical gear 5 20 With helical gear 6 21, drive link 2 13 be respectively arranged at two ends with helical gear 7 22 and helical teeth Take turns 8 23；Helical gear 1 is meshed with helical gear 5 20, and helical gear 2 17 is with oblique Gear 7 22 is meshed, and helical gear 3 18 is meshed with helical gear 6 21, helical gear four 19 are meshed with helical gear 8 23, change moment by each helical gear engaged transmission Direction of transfer, facilitate the layout of motor 9 to install, ensure that moment transmission simultaneously Precisely；Screw and the spiral shell of two screws is all offered on jointed shaft 1 and jointed shaft 28 Stricture of vagina is in opposite direction, and leading screw 11 is screwed onto in screw, when such leading screw 11 rotates, it is possible to Drive jointed shaft 1 and jointed shaft 28 to move in opposite direction, thus reach lifting The purpose of jacking block 2.

As in figure 2 it is shown, the output shaft of motor 9 is installed with gear 1, drive rod 10 Middle part be installed with gear 2 25, be provided with gear three between gear 1 and gear 2 25 26 and gear 1 and gear 2 25 be all meshed with gear 3 26.

Motor 9 selection work voltage direct current generator between 24V～30V in the present embodiment 9 and this motor 9 use self-locking electric machine 9, be so easy to motor 9 and match with vehicle power, Convenient use.

Specific embodiment described herein is only for example to this utility model spirit Explanation.This utility model person of ordinary skill in the field can be to described concrete Embodiment is made various amendment or supplements or use similar mode to substitute, but not Spirit of the present utility model can be deviateed or surmount model defined in appended claims Enclose.

Claims

1. for the Dynamoelectric scissor jack of jacking automobile, including base (1) and Jacking block (2), described jacking block (2) is positioned at described base (1) top, the described end Connecting rod one (3) and connecting rod two (4), the institute of oblique both sides respectively it is hinged with on seat (1) State connecting rod three (5) and the connecting rod four (6) being hinged with oblique both sides respectively on jacking block (2), The upper end of described connecting rod one (3) and the lower end of connecting rod three (5) are by jointed shaft one (7) Hinged, jointed shaft is passed through in the upper end of described connecting rod two (4) and the lower end of connecting rod four (6) Two (8) is hinged, and described jointed shaft one (7) and the upper connection of jointed shaft two (8) have can Drive described jointed shaft one (7) and the leading screw (11) of jointed shaft two (8) relative movement, It is characterized in that, described base (1) is provided with drive rod (10) and can drive described The motor (9) that drive rod (10) rotates, one end of described drive rod (10) is with described One end of leading screw (11) connects drive link one (12), described drive rod (10) another One end is connected with the other end of described leading screw (11) drive link two (13).

Dynamoelectric scissor jack for jacking automobile the most according to claim 1, It is characterized in that, described base (1) is installed with installing rack (14), described drive rod (10), drive link one (12) and drive link two (13) all can be turned by bearing (15) Dynamic is connected on described installing rack (14).

Dynamoelectric scissor jack for jacking automobile the most according to claim 2, It is characterized in that, the output shaft of described motor (9) is installed with gear one (24), described The middle part of drive rod (10) is installed with gear two (25), described gear one (24) and tooth It is provided with gear three (26) and described gear one (24) and gear two between wheel two (25) (25) all it is meshed with described gear three (26).

4. according to the electric scissor for jacking automobile described in claim 1 or 2 or 3 Jack, it is characterised in that described drive rod (10) and leading screw (11) the most laterally set Put and the two ends of described leading screw (11) are respectively provided with helical gear one (16) and helical gear two (17), described drive rod (10) be respectively arranged at two ends with helical gear three (18) and helical teeth Wheel four (19)；Described drive link one (12) and drive link two (13) is the most vertically arranged and Described drive link one (12) be respectively arranged at two ends with helical gear five (20) and helical gear six (21), described drive link two (13) be respectively arranged at two ends with helical gear seven (22) and tiltedly Gear eight (23)；Described helical gear one (16) is meshed with described helical gear five (20), Described helical gear two (17) is meshed with described helical gear seven (22), described helical gear Three (18) are meshed with described helical gear six (21), described helical gear four (19) with Described helical gear eight (23) is meshed.

Dynamoelectric scissor jack for jacking automobile the most according to claim 4, It is characterized in that, described jointed shaft one (7) and jointed shaft two (8) all offer spiral shell The hand of spiral of hole and two screws is contrary, and described leading screw (11) is screwed onto described screw In.

Dynamoelectric scissor jack for jacking automobile the most according to claim 5, It is characterized in that, straight between 24V～30V of described motor (9) selection work voltage Stream motor (9) and this motor (9) use self-locking electric machine (9).