CN109110672A - The four spindle balance lifting devices applied to vehicle maintenance - Google Patents

Abstract

The present invention provides the four spindle balance lifting devices for being applied to vehicle maintenance, including lifting support, lifting device, power device, the weight to be gone up and down is placed on lifting support, the lifting device and power device be respectively mounted on lifting support, lifting device is for making lifting support traction carry out elevating movement, power device is used to provide power for lifting device work, the lifting support includes upper support seat, lower support base, mounting bracket, the upper support seat is horizontally disposed round plate body structure with lower support base and is between the two coaxially arranged, weight is placed in the upper surface of upper support seat.

Description

The four spindle balance lifting devices applied to vehicle maintenance

Technical field

The present invention relates to weights to go up and down field, and in particular to a kind of balance lifting equipment.

Background technique

Jack is a kind of common tool in maintenance vehicle, and common jack generally uses mechanical system or hydraulic Mode drives jack to go up and down, to lift vehicle, still, the jack of mechanical system driving needs personnel not stop hand shake Bar is time-consuming and laborious to lift vehicle, while the structure of the jack of hydraulic way driving is more complicated, the manufacturing cost of jack It is higher.

Summary of the invention

To solve the deficiencies in the prior art, above-mentioned to solve the object of the present invention is to provide a kind of balance lifting equipment The problem of mentioning in background, the process that this equipment rises weight is steadily smooth, while the lifting device in this equipment is provided with Four groups, so that climbing power stress balance suffered in weight uphill process, in addition to this, this equipment are manual without staff Operation, reduces the working strength of staff.

To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.

It is described applied to four spindle balance lifting devices of vehicle maintenance, including lifting support, lifting device, power device Weight to be gone up and down be placed on lifting support, the lifting device and power device are respectively mounted on lifting support, are risen For making lifting support traction carry out elevating movement, power device is used to provide power for lifting device work falling unit；

The lifting support includes upper support seat, lower support base, mounting bracket, and the upper support seat is with lower support base Horizontally disposed circle plate body structure and between the two in coaxially arranged, weight is placed in the upper surface of upper support seat, described Mounting bracket be set to the region between upper support seat and lower support base, mounting bracket includes installation shell, mounting plate, described Installation shell be open at one end, the closed rectangular case structure of the other end, install shell open end be parallel to ground and Open end Matching installation has end cap, and the side for installing shell is provided with the transmitting sleeve of both ends open and transmits sleeve and installation Perpendicular arrangement between shell, the side for installing shell is also provided with to be connect between sleeve and installation shell inner cavity for transmitting Logical avoid holes, be provided between the mounting plate and the upper surface of end cap fixed link and between the two by fixed link into Row is fixedly connected；

The fixed link is provided between four groups and four groups of fixed links to be distributed in four-point；

The lifting device is set to the region between upper support seat and lower support base, and lifting device includes connecting bracket, silk Bar, elevating mechanism, the screw rod are used to receive the power of power device offer and are transmitted elevating mechanism, the lifting Mechanism is used to draw upper support seat and moves up and down along the direction perpendicular to ground.

Further improvement as the technical program.

The connecting bracket is fixedly installed in the side of installation shell, in coaxial between the screw rod and transmitting sleeve Arrangement, for screw rod along itself can axially be divided into two parts and respectively smooth section, thread segment, it is outer that one end of smooth section is located at installation Shell is interior, the other end is disposed through the avoid holes of installation shell, transmits sleeve and is located at transmitting cartridge exterior, one end of thread segment It is fixedly connected with smooth section, the other end is movably installed in connecting bracket；

Between the smooth section and transmitting sleeve, bearing is provided between thread segment and connecting bracket and passes through bearing It is installed, screw rod can axially be rotated around itself；

The elevating mechanism includes fixing component, lift component, and the fixing component is used for lift component and lifting support Between connection, the lift component be used for receive screw rod around itself axially rotation generate rotatory force and rotatory force act on The elevating movement of upper support seat seat is drawn by fixing component down；

The fixing component include be in rectangular panel body structure and horizontally disposed fixed plate, fixed plate be provided with two groups and Respectively upper mounted plate, bottom plate are provided with fastener simultaneously between the upper surface of upper mounted plate and the bottom surface of upper support seat And be fixedly connected between the two by fastener, the bottom surface of upper mounted plate is provided on guide hump and guide hump The guiding groove that channeling direction is parallel to screw rod axial direction is offered, guiding groove is provided between two groups and two groups of guiding grooves in relatively flat Row arrangement and screw rod are located at the middle position in region between two groups of guiding grooves；

The connection relationship one between connection relationship and upper mounted plate, upper support seat between the bottom plate, lower support base It causes, and upper mounted plate and bottom plate are axially symmetric about screw rod.

Further improvement as the technical program.

The lift component includes fixed block, drive block, transmitting assembly, driving assembly, is opened up on the fixed block There is sleeve joint hole, matching is provided with bearing in sleeve joint hole and fixed block is socketed on outside the smooth section of screw rod by bearing, described Drive block on offer mounting hole, screw is provided in mounting hole and drive block is socketed on the thread segment of screw rod by screw Outside, screw rod is axially rotated around itself and the axial movement by screw traction drive block along screw rod；

The transmitting assembly is provided with two groups and is respectively above transmitting assembly, lower transmitting assembly, and lower transmitting assembly, fixation Connection relationship between block, bottom plate is consistent with the connection relationship between upper transmitting assembly, fixed block, upper mounted plate, and Axial direction between upper transmitting assembly and lower transmitting assembly about screw rod is symmetric；

The driving assembly is provided with two groups and is distributed as driving assembly, lower driving assembly, and lower driving assembly, drive Connection relationship between motion block, lower transmitting assembly is consistent with upper driving assembly, drive block, the connection relationship of upper transmitting assembly；

The motion state of the lifting device, which can be divided into, to be in the contraction state of maximum distance, drives between drive block and fixed block Motion block axially does the stretch-like that minimum range is between the propradation close to fixed block, drive block and fixed block along screw rod State, drive block axially do the decline state far from fixed block along screw rod, and the original state of lifting device is contraction state.

Further improvement as the technical program.

Above-mentioned power device is installed on installation shell, and power device includes motor, power transfer mechanism, described Motor, which is used to axially rotate for screw rod around itself, provides power, and the power transfer mechanism is used to receive motor offer Power is simultaneously passed to screw rod.

The beneficial effect of the present invention compared with prior art is that this lifting device draws screw rod around certainly by power device Body axially rotates, thus by the cooperation of driving assembly and transmitting assembly so that upper mounted plate draws upper support seat along perpendicular to ground Ascending motion is done in the direction in face, is risen so that weight is synchronous therewith, uphill process is steadily smooth, while the liter in this equipment Falling unit is provided with four groups, so that climbing power stress balance suffered in weight uphill process, effectively prevents weight rising It deviates because force unbalance causes to generate in the process and the subsequent utilization of weight is impacted, in addition to this, this equipment is logical Motor is crossed as power output source, is manually operated without staff, reduces the working strength of staff.

Detailed description of the invention

It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment

Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these Attached drawing obtains other attached drawings.

Fig. 1 is the structural diagram of the present invention.

Fig. 2 is schematic diagram of internal structure of the invention.

Fig. 3 is schematic diagram of internal structure of the invention.

Fig. 4 is the cooperation figure of mounting bracket and power device of the invention.

Fig. 5 is the structural schematic diagram of mounting bracket of the invention.

Fig. 6 is the cooperation figure of installation shell and the second power transfer member of the invention.

Fig. 7 is the structural schematic diagram of power device of the invention.

Fig. 8 is the cooperation figure of installation shell and lifting device of the invention.

Fig. 9 is the structural schematic diagram of lifting device of the invention.

Figure 10 is the cooperation figure of screw rod of the invention, connecting bracket, elevating mechanism.

Figure 11 is the cooperation figure of elevating mechanism and screw rod of the invention.

Figure 12 is the structural schematic diagram of fixing component of the invention.

Figure 13 is the cooperation figure of screw rod of the invention, transmitting assembly, fixed block.

Figure 14 is the cooperation figure of screw rod of the invention, driving assembly, drive block.

Figure 15 is the cooperation figure of sliding equipment of the invention, fixing component, connecting bracket.

Figure 16 is the structural schematic diagram of sliding equipment of the invention.

Figure 17 is the cooperation figure of slide plate one and slide plate two of the invention.

Figure 18 is the cooperation figure of slide plate two and slide plate three of the invention.

It is denoted as in figure:

100, lifting support；

110, upper support seat；120, lower support base；130, mounting bracket；131, shell is installed；132, end cap；133, transmitting set Cylinder；134, mounting plate；

200, lifting device；

210, connecting bracket；220, screw rod；

230, elevating mechanism；

2310, fixing component；2311, fixed plate；2312, guiding groove；

2320, lift component；2321, fixed block；2322, slide bar is guided；2323, interlocking lever；2324, guide groove；2325, it drives Slide bar；2326, drive rod；

240, sliding equipment；

2410, slide plate one；2411, sliding slot one；

2420, slide plate two；2421, sliding slot two；

2430, slide plate three；2431, fixed lobe；

300, power device；

310, motor；320, driving pulley；330, driven pulley；340, transmission belt；350, scroll bar；360, turbine.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete

Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments. Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all Other embodiments shall fall within the protection scope of the present invention.

The present invention goes up and down weight by lifting device and is advantageous in that, this lifting device is led by power device Draw screw rod and axially rotated around itself, thus by the cooperation of driving assembly and transmitting assembly so that upper mounted plate draws upper support seat Ascending motion is done along the direction perpendicular to ground, is risen so that weight is synchronous therewith, uphill process is steadily smooth, while this Lifting device in equipment is provided with four groups, so that climbing power stress balance suffered in weight uphill process, effectively prevent It deviates because force unbalance causes to generate in weight uphill process and the subsequent utilization of weight is impacted, in addition to this, This equipment is manually operated as power output source without staff by motor, and the work for reducing staff is strong Degree.

As shown in Fig. 1-18, applied to four spindle balance lifting devices of vehicle maintenance, including lifting support 100, lifting dress 200, power device 300 is set, the weight to be gone up and down is placed on lifting support 100, the lifting device 200 and dynamic Power device 300 is respectively mounted on lifting support 100, and lifting device 200 is for making 100 traction of lifting support carry out lifting fortune Dynamic, power device 300 is used to provide power for the work of lifting device 200.

The lifting support 100 includes upper support seat 110, lower support base 120, mounting bracket 130, the upper support Seat 110 and lower support base 120 be horizontally disposed round plate body structure and be between the two it is coaxially arranged, weight is placed in The upper surface of upper support seat 110, the mounting bracket 130 are set to the area between upper support seat 110 and lower support base 120 Domain, specifically, mounting bracket 130 includes installation shell 131, mounting plate 134, the installation shell 131 is open at one end, another The open end of rectangular case structure closed at one end, installation shell 131 is parallel to ground and open end Matching installation has end cap 132, the side of installation shell 131 is provided with the transmitting sleeve 133 of both ends open and transmits sleeve 133 and installation shell 131 Between perpendicular arrangement, installation shell 131 side be also provided with for transmit sleeve 133 and installation 131 inner cavity of shell between The avoid holes connected are connected, fixed link and between the two is provided between the mounting plate 134 and the upper surface of end cap 132 It is fixedly connected by fixed link.

Preferably, in order to keep the connection between mounting plate 134 and end cap 132 more firm, the fixed link is provided with It is distributed between four groups and four groups of fixed links in four-point.

As seen in figures 8-14, above-mentioned lifting device 200 is set to the area between upper support seat 110 and lower support base 120 Domain, lifting device 200 include connecting bracket 210, screw rod 220, elevating mechanism 230, and the screw rod 220 is for receiving power dress The power of 300 offers is provided and is transmitted elevating mechanism 230, the elevating mechanism 230 is for drawing upper support seat 110 along vertical Directly moved up and down in the direction on ground.

The connecting bracket 210 is fixedly installed in the side of installation shell 131, the screw rod 220 and transmitting sleeve In coaxially arranged between 133, screw rod 220 can axially be divided into two parts and respectively smooth section, thread segment, smooth section along itself One end be located in installation shell 131, the other end is disposed through the avoid holes of installation shell 131, transmitting and is located at sleeve 133 It transmits outside sleeve 133, one end of thread segment is fixedly connected with smooth section, the other end is movably installed in connecting bracket 210, silk Bar 220 can axially be rotated around itself, it is preferred that between smooth section and transmitting sleeve 133, between thread segment and connecting bracket 210 It is provided with bearing and is installed by bearing.

As illustrated in figs. 11-14, the elevating mechanism 230 includes fixing component 2310, lift component 2320, and described consolidates Component 2310 is determined for the connection between lift component 2320 and lifting support 100, and the lift component 2320 is for receiving Screw rod 220 axially rotates the rotatory force of generation around itself and draws upper support seat by fixing component 2310 under rotatory force effect 110 elevating movements.

The fixing component 2310 includes in rectangular panel body structure and horizontally disposed fixed plate 2311, fixed plate 2311 are provided with two groups and respectively upper mounted plate, bottom plate, the upper surface of upper mounted plate and the bottom of upper support seat 110 It is provided with fastener between face and is fixedly connected between the two by fastener, the bottom surface of upper mounted plate, which is provided with, to be drawn Pilot, which rises and offers channeling direction on guide hump, is parallel to the axial guiding groove 2312 of screw rod 220, and guiding groove 2312 is set It is equipped between two groups and two groups of guiding grooves 2312 in being arranged in parallel and screw rod 220 is located between two groups of guiding grooves 2312 The middle position in region.

Between connection relationship and upper mounted plate, upper support seat 110 between the bottom plate, lower support base 120 Connection relationship is consistent, and upper mounted plate and bottom plate are axially symmetric about screw rod 220.

The lift component 2320 includes fixed block 2321, drive block, transmitting assembly, driving assembly, the fixation Sleeve joint hole is offered on block 2321, matching is provided with bearing in sleeve joint hole and fixed block 2321 is socketed on screw rod by bearing Outside 220 smooth section, mounting hole is offered on the drive block, and screw is provided in mounting hole and drive block passes through silk Mother set is connected to outside the thread segment of screw rod 220, and screw rod 220 axially rotates and by screw traction drive block around itself along screw rod 220 axial movement.

The transmitting assembly is provided with two groups and is respectively upper transmitting assembly, lower transmitting assembly, upper transmitting assembly packet Guidance slide bar 2322, interlocking lever 2323 are included, the extending direction of the guidance slide bar 2322 is parallel to ground and perpendicular to silk The axial direction of bar 220, the both ends of guidance slide bar 2322 are located in the guiding groove 2312 for being set to upper mounted plate and guide Slide-and-guide cooperation is constituted between slide bar 2322 and guiding groove 2312.

The extending direction for extending perpendicularly to guidance slide bar 2322 of the interlocking lever 2323, the one of interlocking lever 2323 End offer turn hole and by turn hole pivot bush unit outside guidance slide bar 2322, the other end and fixed block 2321 are hinged and cut with scissors Spindle core wire is parallel to the extending direction of guidance slide bar 2322, is additionally provided with channeling direction on interlocking lever 2323 and is parallel to interlocking lever The guide groove 2324 of 2323 extending directions.

The interlocking lever 2323 is provided with two groups and is distributed the one end for being located at guidance slide bar 2322.

The lower transmitting assembly, fixed block 2321, the connection relationship between bottom plate and upper transmitting assembly, fixed block 2321, the connection relationship between upper mounted plate is consistent, and the axis between upper transmitting assembly and lower transmitting assembly about screw rod 220 To being symmetric.

The driving assembly is provided with two groups and is distributed as driving assembly, lower driving assembly, upper driving assembly packet Driving slider 2325, drive rod 2326 are included, the extending direction of the driving slider 2325 is parallel to ground and perpendicular to silk The axial direction of bar 220, the both ends of driving slider 2325 are located in the guide groove 2324 for being set to transmitting assembly and drive Slide-and-guide cooperation is constituted between moving slide-bar 2325 and guide groove 2324.

One end of the drive rod 2326 offers connecting hole and by connecting hole pivot bush unit in driving slider Outside 2325, the other end be fixedly connected with drive block, drive rod 2326 is provided with two groups and is located at driving slider 2325 One end.

The lower driving assembly, drive block, the connection relationship between lower transmitting assembly and upper driving assembly, drive block, The connection relationship of upper transmitting assembly is consistent.

The motion state of the lifting device 200 can be divided between drive block and fixed block 2321 in maximum distance Contraction state, drive block are between the axial propradation for doing close fixed block 2321 of screw rod 220, drive block and fixed block 2321 Extended state, drive block in minimum range are along the axial decline state for doing separate fixed block 2321 of screw rod 220, lifting device 200 original state is contraction state.

The course of work of lifting device 200, specific manifestation are as follows: screw rod 220 axially rotates around itself and made by screw Drive block is along the axial movement done close to fixed block 2231 of screw rod 220, even if lifting device 200 switches to rising by contraction state State, while drive block moves and draws upper and lower driving assembly and moves synchronously, upper and lower driving assembly moves and pushes upper and lower biography It passs the spaced winding of component its articulated shaft between fixed block 2321 and axially does the rotation mutually deviated from, in the rotation process, above and below Transmitting assembly makes upper mounted plate do the movement far from bottom plate along the direction perpendicular to ground with merging, so that upper support Seat 110 does the movement far from lower support base 120, and weight rises with it, until lifting device 200 switches to stretching, extension by propradation When state, weight rises to highest point, simultaneously because transmitting assembly, driving assembly, fixed plate 2311 are correspondingly arranged on two groups, So that the maximum distance that weight rises is twice of 2323 length of interlocking lever.

After the use of this lifting device, screw rod 220 rotates backward and makes drive block axial along screw rod 220 by screw The movement far from fixed block 2231 is done, even if lifting device 200 switches to decline state by extended state, during this, upper branch The synchronous decline therewith of seat 110 is supportted, until when lifting device 200 declines and switches to contraction state by decline state, upper support seat 110 restore therewith to original state, i.e. this lifting device restores to original state.

Preferably, described in order to which the process for making lifting device 200 draw the rising of upper support seat 110 is more steady smooth Lifting device 200 is provided with four groups and four groups of lifting devices 200 are respectively arranged in the one side of installation shell 131, described It is set to the transmitting sleeve 133 of installation 131 side of shell, avoid holes are correspondingly arranged on four groups.

As shown in Fig. 4,6-7, above-mentioned power device 300 is installed on installation shell 131, and power device 300 includes electricity Motivation 310, power transfer mechanism, the motor 310, which is used to axially rotate for screw rod 220 around itself, provides power, described Power transfer mechanism be used for receive motor 310 offer power and be passed to screw rod 220.

Fastening assembly is provided between the motor 310 and the side for installing shell 131 and motor 310 passes through Fastening assembly is fixedly installed on installation shell 131, and the output shaft of the motor 310 is axially perpendicular to ground.

The power transfer mechanism is divided into two parts and respectively the first power transfer member, the second power transmitting structure Part, first transmission member are used to receive the power of the offer of motor 310 and are passed to the second power transfer member, Second power transfer member is used to the power correspondence of motor 310 being transferred to four groups of lifting devices 200.

It is offered on the end cap 132 and connect the perforating connected, first power with installation 131 inner cavity of shell Transmission member includes driving pulley 320, driven pulley 330, transmission belt 340, pulley shaft, and the pulley shaft is axially perpendicular to Ground, region of the power intake of pulley shaft between end cap 132 and mounting plate 134, power output end are disposed through The perforating of end cap 132 is simultaneously located in installation shell 131, and pulley shaft can axially be rotated around itself, and the driving pulley 320 is solid Surely it is socketed on outside the power output end of 310 output shaft of motor, the driven pulley 330 is fixedly sheathed in the dynamic of pulley shaft Outside power input terminal, transmission is attached by transmission belt 340 between driving pulley 320 and driven pulley 330.

Second power transfer member is set in installation shell 131, and the second power transfer member includes scroll bar 350, turbine 360, the scroll bar 350 is coaxially fixedly installed in the power output end of pulley shaft and scroll bar 350 can be around itself Axial rotation, the turbine 360 is fixedly sheathed in outside the smooth section of screw rod 220 and turbine 360 engages, simultaneously with scroll bar 350 And turbine 360 is correspondingly arranged on four groups；Motor 310 rotates and passes through the first power transfer member, the second power transfer member It draws screw rod 220 and is axially rotated around itself.

As shown in Fig. 9,15-18, more specifically, if upper mounted plate and upper support seat 110, bottom plate and lower support base Connection between 120 is built on the sand, serious it will cause the offset that shakes in 110 process of rising or falling of upper support seat, also It will cause upper and lower fixing plate and carry to shake and make that slide bar 2322 is guided to be detached from guiding groove 2312 in migration process, so that entire lifting Equipment can not work normally, and in order to solve this problem, the lifting device 200 further includes sliding equipment 240, the cunning Motivation structure 240 is used to that upper and lower fixing plate to be guided to move along the direction perpendicular to ground.

The sliding equipment 240 can be divided into two parts and be respectively to guide upper mounted plate along the direction perpendicular to ground The lower sliding body that upper sliding equipment, the guidance bottom plate of movement are moved along the direction perpendicular to ground.

The upper sliding equipment includes upper sliding component, and upper sliding component includes slide plate 1, slide plate 2 2420, slides Plate 3 2430 and the extending direction of three are each perpendicular to ground, be arranged between the slide plate 1 and connecting bracket 210 There is secure component and be fixedly connected between the two by secure component, it is vertical to be provided with channeling direction on slide plate 1 Sliding slot 1 in ground, the upper surface of slide plate 1 offer channeling direction perpendicular to ground and with sliding slot 1 Connect the pilot hole one connected.

The slide plate 2 2420, which extends along direction, can be divided into two parts and respectively guide section one, guide section two, The guide section one is located in the sliding slot 1 for being set to slide plate 1 and constitutes between the two slide-and-guide cooperation, One end of the guide section two is fixedly connected with guide section one, the other end is disposed through the pilot hole of slide plate 1 together Slide-and-guide cooperation is constituted between the top of slide plate 1, guide section two and pilot hole one.

Channeling direction is provided on the slide plate 2 2420 perpendicular to the sliding slot 2 2421 on ground, slide plate 2 2420 it is upper End face is also provided with channeling direction and connect the pilot hole two connected perpendicular to ground and with sliding slot 2 2421.

The slide plate 3 2430, which extends along direction, can be divided into two parts and respectively boot segment one, boot segment two, The boot segment one is located in the sliding slot 2 2421 for being set to slide plate 2 2420 and constitutes between the two slide-and-guide cooperation, One end of the boot segment two is fixedly connected with boot segment one, the other end is disposed through the pilot hole two of slide plate 2 2420 simultaneously Slide-and-guide cooperation is constituted positioned at the top of slide plate 2 2420, between guide section and pilot hole two.

The upper surface of the slide plate 3 2430 is provided with fixed lobe 2431, between fixed lobe 2431 and upper mounted plate It is provided with fastening member and is fixedly connected between the two by fastening member.

Preferably, stress balance in the motion process in order to make upper mounted plate, the upper sliding component are provided with two groups And sliding component is in be parallel to sliding component on arrangement and two groups relatively to be axially symmetric about screw rod 220 in the two.

Preferably, more flat along the motion process in the direction perpendicular to ground in order to make upper sliding equipment draw upper mounted plate Steady benefit, the upper sliding equipment are provided with sliding equipment on two groups and two groups and are located at upper mounted plate along guiding groove One end of 2312 channeling directions.

It is the lower sliding body, bottom plate, the connection relationship between connecting bracket 210 and upper sliding equipment, upper solid Connection relationship between fixed board, connecting bracket 210 is consistent.

Method for being gone up and down to the weight during auto repair, step are:

S1: lifting support 100 is placed in below weight；

The lifting support 100 includes upper support seat 110, lower support base 120, mounting bracket 130, the upper support seat 110 are horizontally disposed round plate body structure with lower support base 120 and are between the two in coaxially arranged, described installation branch Frame 130 is set to the region between upper support seat 110 and lower support base 120, and mounting bracket 130 includes installation shell 131, installation Plate 134, the installation shell 131 are open at one end, the closed rectangular case structure of the other end, install the opening of shell 131 End is parallel to ground and open end Matching installation has end cap 132, and the side of installation shell 131 is provided with the transmitting of both ends open Sleeve 133 and transmit sleeve 133 and installation shell 131 between perpendicular arrangement, installation shell 131 side be also provided with use The avoid holes of connection, the mounting plate 134 and end cap 132 are connected between transmitting sleeve 133 and installation 131 inner cavity of shell It is provided with fixed link between upper surface and is fixedly connected between the two by fixed link；

This equipment is placed in the underface of weight to be gone up and down to user and weight is placed in the upper surface of upper support seat 110；

S2: power device 300 runs and rotates the screw rod 220 for being set to lifting device 200 axially around itself；

The lifting device 200 is set to the region between upper support seat 110 and lower support base 120, and lifting device 200 includes Connecting bracket 210, screw rod 220, elevating mechanism 230, the connecting bracket 210 are fixedly installed in the side of installation shell 131, In coaxially arranged between the screw rod 220 and transmitting sleeve 133, screw rod 220 can axially be divided into along itself two parts and point Not Wei smooth section, thread segment, one end of smooth section is located in installation shell 131, the other end is disposed through installation shell 131 Avoid holes, transmitting sleeve 133 are simultaneously located at outside transmitting sleeve 133, and one end of thread segment is fixedly connected with smooth section, the other end is living Dynamic to be installed in connecting bracket 210, screw rod 220 can axially be rotated around itself；

The power device 300 is installed on installation shell 131, and power device 300 includes motor 310, power transmitting machine Structure, the motor 310, which is used to axially rotate for screw rod 220 around itself, provides power, and the power transfer mechanism is used for It receives the power that motor 310 provides and is passed to screw rod 220；

Power is simultaneously transferred to screw rod 220 by power transfer mechanism by the operation of motor 310, and screw rod 220 is provided in motor 310 Power effect under around itself axially rotate；

S3: screw rod 220, which axially rotates around itself and makes to be set to 230 traction of elevating mechanism, does ascending motion；

The elevating mechanism 230 includes fixing component 2310, lift component 2320, and the fixing component 2310 includes in square Shape plate body structure and horizontally disposed fixed plate 2311, fixed plate 2311 be provided with two groups and respectively upper mounted plate, under Fixed plate is provided with fastener between the upper surface of upper mounted plate and the bottom surface of upper support seat 110 and passes through between the two Fastener is fixedly connected, and the bottom surface of upper mounted plate is provided on guide hump and guide hump and offers channeling direction It is parallel to the axial guiding groove 2312 of screw rod 220, guiding groove 2312 is provided between two groups and two groups of guiding grooves 2312 in opposite Parallel arrangement and screw rod 220 are located at the middle position in region between two groups of guiding grooves 2312；

The connection between connection relationship and upper mounted plate, upper support seat 110 between the bottom plate, lower support base 120 Relationship consistency, and upper mounted plate and bottom plate are axially symmetric about screw rod 220；

The lift component 2320 includes fixed block 2321, drive block, transmitting assembly, driving assembly, the fixed block Sleeve joint hole is offered on 2321, matching is provided with bearing in sleeve joint hole and fixed block 2321 is socketed on screw rod 220 by bearing Smooth section outside, mounting hole is offered on the drive block, screw is provided in mounting hole and drive block passes through screw It is socketed on outside the thread segment of screw rod 220, screw rod 220 axially rotates and by screw traction drive block around itself along screw rod 220 Axial movement；

The transmitting assembly is provided with two groups and is respectively upper transmitting assembly, lower transmitting assembly, and upper transmitting assembly includes drawing The extending direction of slide guide bar 2322, interlocking lever 2323, the guidance slide bar 2322 is parallel to ground and perpendicular to screw rod 220 Axial direction, the both ends of guidance slide bar 2322 are located in the guiding groove 2312 for being set to upper mounted plate and guide slide bar Slide-and-guide cooperation is constituted between 2322 and guiding groove 2312；

The extending direction for extending perpendicularly to guidance slide bar 2322 of the interlocking lever 2323, one end of interlocking lever 2323 is opened Equipped with turn hole and by turn hole pivot bush unit outside guidance slide bar 2322, the other end and fixed block 2321 be hinged and articulated shaft Core wire is parallel to the extending direction of guidance slide bar 2322, is additionally provided with channeling direction on interlocking lever 2323 and is parallel to interlocking lever 2323 The guide groove 2324 of extending direction；

The interlocking lever 2323 is provided with two groups and is distributed the one end for being located at guidance slide bar 2322；

The lower transmitting assembly, fixed block 2321, the connection relationship between bottom plate and upper transmitting assembly, fixed block 2321, the connection relationship between upper mounted plate is consistent, and the axis between upper transmitting assembly and lower transmitting assembly about screw rod 220 To being symmetric；

The driving assembly is provided with two groups and is distributed as driving assembly, lower driving assembly, and upper driving assembly includes driving Moving slide-bar 2325, drive rod 2326, the extending direction of the driving slider 2325 are parallel to ground and perpendicular to screw rods 220 Axial direction, the both ends of driving slider 2325 are located in the guide groove 2324 for being set to transmitting assembly and driving slider Slide-and-guide cooperation is constituted between 2325 and guide groove 2324；

One end of the drive rod 2326 offers connecting hole and by connecting hole pivot bush unit in outside driving slider 2325 Portion, the other end are fixedly connected with drive block, and drive rod 2326 is provided with two groups and is located at one end of driving slider 2325；

The lower driving assembly, drive block, connection relationship and upper driving assembly, drive block, upload between lower transmitting assembly The connection relationship for passing component is consistent；

The motion state of the lifting device 200 can be divided into the contraction that maximum distance is between drive block and fixed block 2321 State, drive block are between the propradation close to fixed block 2321, drive block and fixed block 2321 along axial do of screw rod 220 The extended state of minimum range, drive block axially do the decline state of separate fixed block 2321, lifting device 200 along screw rod 220 Original state be contraction state；

Screw rod 220 axially rotates around itself and by screw drive block is axially done along screw rod 220 close to fixed block 2231 Movement, even if lifting device 200 switches to propradation by contraction state, while drive block moves and draws upper and lower driving group Part moves synchronously, and upper and lower driving assembly moves and push the spaced winding of upper and lower transmitting assembly it is hinged between fixed block 2321 Axis axially does the rotation mutually deviated from, and in the rotation process, upper and lower transmitting assembly makes upper mounted plate along perpendicular to ground with merging Direction do the movement far from bottom plate so that upper support seat 110 does the movement far from lower support base 120, weight with Rising, until lifting device 200, when switching to extended state by propradation, weight rises to highest point, simultaneously because passing It passs component, driving assembly, fixed plate 2311 and is correspondingly arranged on two groups, so that the maximum distance that weight rises is interlocking lever 2323 Twice of length；

S4: after the use of this lifting device, 310 inverted running of motor simultaneously rotates backward screw rod 220, while screw rod 220 make drive block along the axial movement for doing separate fixed block 2231 of screw rod 220 by screw, even if lifting device 200 is by stretching Exhibition state switches to decline state, during this, the synchronous decline therewith of upper support seat 110, until lifting device 200 decline and by When decline state switches to contraction state, upper support seat 110 restores therewith to original state, i.e. this lifting device restores to initial State.

Specific examples are applied in the present invention, and principle and implementation of the present invention are described, above embodiments Illustrate to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to According to thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification It should not be construed as limiting the invention.

Claims (4)

1. being applied to four spindle balance lifting devices of vehicle maintenance, which is characterized in that it includes lifting support, lifting device, moves Power device, the weight to be gone up and down are placed on lifting support, and the lifting device is respectively mounted and rises with power device On descending branch seat, for making lifting support traction carry out elevating movement, power device is used to be lifting device work lifting device Offer power is provided；

The lifting support includes upper support seat, lower support base, mounting bracket, and the upper support seat is with lower support base Horizontally disposed circle plate body structure and between the two in coaxially arranged, weight is placed in the upper surface of upper support seat, described Mounting bracket be set to the region between upper support seat and lower support base, mounting bracket includes installation shell, mounting plate, described Installation shell be open at one end, the closed rectangular case structure of the other end, install shell open end be parallel to ground and Open end Matching installation has end cap, and the side for installing shell is provided with the transmitting sleeve of both ends open and transmits sleeve and installation Perpendicular arrangement between shell, the side for installing shell is also provided with to be connect between sleeve and installation shell inner cavity for transmitting Logical avoid holes, be provided between the mounting plate and the upper surface of end cap fixed link and between the two by fixed link into Row is fixedly connected；

The fixed link is provided between four groups and four groups of fixed links to be distributed in four-point；

The lifting device is set to the region between upper support seat and lower support base, and lifting device includes connecting bracket, silk Bar, elevating mechanism, the screw rod are used to receive the power of power device offer and are transmitted elevating mechanism, the lifting Mechanism is used to draw upper support seat and moves up and down along the direction perpendicular to ground.

2. the four spindle balance lifting devices according to claim 1 applied to vehicle maintenance, which is characterized in that the company The side that bracket is fixedly installed in installation shell is connect, in coaxially arranged between the screw rod and transmitting sleeve, screw rod is along itself Two parts and respectively smooth section, thread segment can be axially divided into, one end of smooth section is located in installation shell, the other end passes through The avoid holes of installation shell are set to, sleeve is transmitted and are located at transmitting cartridge exterior, one end of thread segment and the fixed company of smooth section It connects, the other end is movably installed in connecting bracket；

Between the smooth section and transmitting sleeve, bearing is provided between thread segment and connecting bracket and passes through bearing It is installed, screw rod can axially be rotated around itself；

The elevating mechanism includes fixing component, lift component, and the fixing component is used for lift component and lifting support Between connection, the lift component be used for receive screw rod around itself axially rotation generate rotatory force and rotatory force act on The elevating movement of upper support seat seat is drawn by fixing component down；

The fixing component include be in rectangular panel body structure and horizontally disposed fixed plate, fixed plate be provided with two groups and Respectively upper mounted plate, bottom plate are provided with fastener simultaneously between the upper surface of upper mounted plate and the bottom surface of upper support seat And be fixedly connected between the two by fastener, the bottom surface of upper mounted plate is provided on guide hump and guide hump The guiding groove that channeling direction is parallel to screw rod axial direction is offered, guiding groove is provided between two groups and two groups of guiding grooves in relatively flat Row arrangement and screw rod are located at the middle position in region between two groups of guiding grooves；

The connection relationship one between connection relationship and upper mounted plate, upper support seat between the bottom plate, lower support base It causes, and upper mounted plate and bottom plate are axially symmetric about screw rod.

3. the four spindle balance lifting devices according to claim 1 or 2 applied to vehicle maintenance, which is characterized in that described Lift component include fixed block, drive block, transmitting assembly, driving assembly, sleeve joint hole is offered on the fixed block, be socketed Matching is provided with bearing in hole and fixed block is socketed on outside the smooth section of screw rod by bearing, opens up on the drive block There is mounting hole, screw is provided in mounting hole and drive block is socketed on outside the thread segment of screw rod by screw, screw rod is around certainly Body axially rotates and the axial movement by screw traction drive block along screw rod；

The transmitting assembly is provided with two groups and is respectively above transmitting assembly, lower transmitting assembly, and lower transmitting assembly, fixation Connection relationship between block, bottom plate is consistent with the connection relationship between upper transmitting assembly, fixed block, upper mounted plate, and Axial direction between upper transmitting assembly and lower transmitting assembly about screw rod is symmetric；

The driving assembly is provided with two groups and is distributed as driving assembly, lower driving assembly, and lower driving assembly, drive Connection relationship between motion block, lower transmitting assembly is consistent with upper driving assembly, drive block, the connection relationship of upper transmitting assembly；

The motion state of the lifting device, which can be divided into, to be in the contraction state of maximum distance, drives between drive block and fixed block Motion block axially does the stretch-like that minimum range is between the propradation close to fixed block, drive block and fixed block along screw rod State, drive block axially do the decline state far from fixed block along screw rod, and the original state of lifting device is contraction state.

4. the four spindle balance lifting devices according to claim 1 or 2 applied to vehicle maintenance, which is characterized in that above-mentioned Power device be installed on installation shell, power device includes motor, power transfer mechanism, and the motor is for being Around itself, axially rotation provides power to screw rod, and the power transfer mechanism is used to receive the power of motor offer and is passed It is handed to screw rod.