CN207090905U - A kind of combined type car body lifting device - Google Patents
A kind of combined type car body lifting device Download PDFInfo
- Publication number
- CN207090905U CN207090905U CN201720838319.0U CN201720838319U CN207090905U CN 207090905 U CN207090905 U CN 207090905U CN 201720838319 U CN201720838319 U CN 201720838319U CN 207090905 U CN207090905 U CN 207090905U
- Authority
- CN
- China
- Prior art keywords
- lifting
- car body
- leading screw
- combined type
- lifting mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Abstract
It the utility model is related to a kind of lowering or hoisting gear, specifically disclose a kind of combined type car body lifting device, including the first lifting mechanism, the second lifting mechanism is connected with first lifting mechanism, first lifting mechanism can drive second lifting mechanism to lift, the lift side of second lifting mechanism is connected with lifting prop head, and second lifting mechanism can drive the lifting prop head to lift.Combined type car body lifting device described in the utility model makes equipment increase lifting stroke, rigidity of structure intensity is big and stability is good under conditions of original installation control.
Description
Technical field
It the utility model is related to a kind of lowering or hoisting gear, more particularly to a kind of combined type car body lifting dress of pit type car lifting jack
Put.
Background technology
Pit type car lifting jack is that one kind can be lifted car body in EMUs, locomotive, metro vehicle maintenance operation
A kind of necessary large scale equipment, unwheeling operation finish all submerges underground, in the world each rolling stock section, maintenance website obtain
Extensive utilization, pit type car lifting jack can effectively improve the maintenance efficiency of vehicle, reduce the maintenance cost of vehicle.
The unit composition of pit type car lifting jack is relevant according to the marshalling of vehicle, and the next section vehicle of ordinary circumstance possesses two and turned
To frame lifting device and four car body lifting devices, bogie of car lifting device is used for before maintenance, by the car body of vehicle
With bogie integral lifting to corresponding height, staff can be in the fractionation between vehicle bottom progress car body and bogie
Work.
Car body lifting device is to be used to work under unwheeling state in bogie of car lifting mechanism, and car body is supported,
So as to carry out bogie using bogie of car lifting device to fall operation, car body lifting device can equally support car
Body carries out descending operation.
The car body lifting mechanism of pit type car lifting jack belongs to the drive apparatus of low-speed heave-load, its structure and principle and jack
Similar, but mounting structure is " L-type " stood upside down, in its course of work, whole transmission mechanism speed ratio is relatively low, but its load compared with
Greatly, therefore working condition is similar with crane.
Pit type car lifting jack equipment is arranged on below ground, complicated, but the requirement to installing space is higher, stroke
Size is easily restricted.Pit type car lifting jack be arranged in foundation pit, it is necessary to installing space be essentially the two of stroke
Times or so, low space utilization, the stroke of car body lifting device is influenceed by fitting depth and leading screw length, long leading screw
Not easy processing, rigidity is low and stability is poor, screw/nut pair is sent noise by bending load；If equipment needs more
High lift height, it can only be realized by being continuously increased the depth of installation foundation ditch, not only increase civil engineering cost, and
The installation accuracy of the excessive equipment of depth is not easy to ensure, security is also poor.
Utility model content
The purpose of this utility model is to provide a kind of combined type car body lifting device, and the device is in original installing space
Under the conditions of, add lifting stroke.
To use following technical scheme up to this purpose, the utility model：
A kind of combined type car body lifting device, including the first lifting mechanism, second is connected with first lifting mechanism
Lifting mechanism, first lifting mechanism can drive second lifting mechanism to lift, the lift side of second lifting mechanism
Lifting prop head is connected with, second lifting mechanism can drive the lifting prop head to lift.
As optimal technical scheme, first lifting mechanism includes lifting column, second lifting mechanism and lifting
Column connects, and the lifting column can drive the second lifting mechanism to lift.
As optimal technical scheme, second lifting mechanism includes the second leading screw and lifting loop bar, second leading screw
On be connected with the second screw, one end of the lifting loop bar and second screw are affixed, the other end of the lifting loop bar and
It is affixed to lift prop head.
As optimal technical scheme, the lifting loop bar is chromium plating guide pin bushing.
As optimal technical scheme, one end of second leading screw is with the rotation connection of lifting column and by the driving of the second motor
Second leading screw is rotated, and the other end of second leading screw is placed in lifting loop bar, and the end of the second leading screw be connected with size with
Lift the consistent inner slide of loop bar internal diameter.
As optimal technical scheme, the lifting column is box beam, and second leading screw leads to lifting the inner side of column
Bearing rotation connection is crossed, the both ends of the lifting column are connected to guide pin bushing.
As optimal technical scheme, first lifting mechanism also includes the first leading screw, is connected with first leading screw
First screw, first screw and lifting column are affixed.
As optimal technical scheme, guiding mechanism is installed on the lifting column, the guiding mechanism includes guide housing,
One end of the lifting column passes through guide housing, and the both sides for lifting column are respectively equipped with multiple directive wheels, each directive wheel point
An Zhuan not guide housing inner side.
The beneficial effects of the utility model：
(1), present invention employs the car body lifting structures of combined type, provided with two groups of transmission mechanisms, in original installing space
Under conditions of, lifting stroke is increased, lifting device use is more flexible, and the design structure is novel, ingenious in design, has cost
The characteristics of low, safety and environmental protection；
(2), the first lifting mechanism and the second lifting mechanism are screw-nut transmission mechanism, lifting dress of the prior art
The lifting mechanism of one group of screw-nut transmission is equipped with, the present invention one group of screw-nut transmission mechanism of increase, it is long to overcome leading screw
The low stability of easy processing, rigidity is not poor, the shortcomings that easily being made screw-nut send noise by bending load；
(3), lifting column uses box beam, has enough rigidity and intensity；
(4), inner slide serves the effect of the second leading screw of balance, ensures that leading screw does not deform in rotary course；
(5), the setting of directive wheel can guarantee that lifting column structure in range has stability in guiding mechanism.
Brief description of the drawings
Fig. 1 is combined type car body lifting device overall structure diagram described in the utility model.
In figure：
1st, the first lifting mechanism；101st, the first leading screw；102nd, the first screw；103rd, the first motor；104th, column is lifted；2、
Second lifting mechanism；201st, the second leading screw；202nd, the second screw；203rd, loop bar is lifted；204th, inner slide；205th, the second motor；
206th, bearing；207th, guide pin bushing；3rd, prop head is lifted；4th, guiding mechanism；401st, guide housing；402nd, directive wheel.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
A kind of combined type car body lifting device described in the present embodiment, as shown in figure 1, the car body lifting device includes first
Lifting mechanism 1, first lifting mechanism 1 include the first leading screw 101, the first screw are connected with first leading screw 101
102, be connected with lifting column 104 on the first screw 102, the first motor 103 connection reductor drive the first leading screw 101 rotate from
And drive lifting column 104 to lift, lift and be connected with guiding mechanism 4 on column 104, the guiding mechanism 4 includes guide housing
401, four directive wheels 402 are installed, one end of the lifting column 104 passes through guide housing 401, and two are led in guide housing 401
The side of lifting column 104 is placed in wheel 402, other two directive wheel 402 is placed in the opposite side of lifting column 104, and four
Directive wheel 402 contacts with lifting column 104, and guiding mechanism 4 serves support and the effect being oriented to, institute to lifting column 104
It is box beam to state lifting column 104, and second lifting mechanism 2 is arranged in box beam, and the second lifting mechanism 2 includes second
Thick stick 201, is connected with the second screw 202 on second leading screw 201, the second screw 202 and lift loop bar 203 one end it is affixed,
The other end of loop bar 203 is lifted through lifting column 104, and the end for lifting loop bar 203 is connected with and lifts prop head 3, second
One end of thick stick 201 is rotatablely connected by one end of bearing 206 and lifting column 104, the second motor 205 connection reductor driving the
The rotation of two leading screws 201 drives lifting loop bar 203 to lift, and the both ends end of lifting column 104 is separately installed with guide pin bushing 207, and second
The other end of leading screw 201 is placed in lifting loop bar 203, and the end of the second leading screw 201 is connected with inner slide 204, inner slide 204
Inwall with lifting loop bar 203 is contacted for balancing leading screw, prevents leading screw from being deformed upon in rotary course.
The specific implementation process of the present embodiment：, it is necessary to will using multiple car body lifting devices cooperations when lifting car body
Car body is raised, and is that the first motor 103 drives the first leading screw 101 to rotate first when lifting car body upwards, the band of the first leading screw 101
Dynamic first screw 102 rises, and the first screw 102 drives lifting column 104 to rise, after lifting column 104 rises to range,
System sends instruction, and the second lifting mechanism 2 lifted in column 104 starts, and the second motor 205, which starts, drives the second leading screw 201
Rotation, the second screw 202 being enclosed on the second leading screw 201 slowly rises, as the second screw 202 slowly rises, with second
The lifting loop bar 203 of the connection of mother 202 is raised slowly to specified location, and lifting prop head 3 lifts car body, and inner slide 204 ensure that
Second leading screw 201 does not deform in rotary course, and the lifting device makes equipment under conditions of original installation control, stroke
One times is increased, rigidity is strong and stability is good.
Obviously, above-described embodiment of the present utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., should be included in
Within the protection domain of the utility model claims.
Claims (8)
- A kind of 1. combined type car body lifting device, it is characterised in that including the first lifting mechanism (1), first lifting mechanism (1) the second lifting mechanism (2) is connected with, first lifting mechanism (2) can drive second lifting mechanism (2) to lift, The lift side of second lifting mechanism (2) is connected with lifting prop head (3), and second lifting mechanism (2) can drive the act Rise prop head (3) lifting.
- A kind of 2. combined type car body lifting device according to claim 1, it is characterised in that first lifting mechanism (1) lifting column (104) is included, second lifting mechanism (2) is connected with the lifting column (104), and the lifting is vertical Post (104) can drive second lifting mechanism (2) to lift.
- A kind of 3. combined type car body lifting device according to claim 2, it is characterised in that second lifting mechanism (2) include the second leading screw (201) and lifting loop bar (203), the second screw (202), institute are connected with second leading screw (201) It is affixed to state one end and second screw (202) of lifting loop bar (203), the other end for lifting loop bar (203) and lifting Prop head (3) is affixed.
- A kind of 4. combined type car body lifting device according to claim 3, it is characterised in that the lifting loop bar (203) For chromium plating guide pin bushing.
- A kind of 5. combined type car body lifting device according to claim 3, it is characterised in that second leading screw (201) One end with lifting column (104) rotation connection and by the second motor (205) drive the second leading screw (201) rotate, described second The other end of leading screw (201) is placed in lifting loop bar (203), and the end of the second leading screw (201) is connected with size and covered with lifting The consistent inner slide (204) of bar (203) internal diameter.
- A kind of 6. combined type car body lifting device according to claim 5, it is characterised in that the lifting column (104) For box beam, second leading screw (201) and the inner side of lifting column (104) are rotatablely connected by bearing (206), the lifting The both ends of column (104) are connected to guide pin bushing (207).
- A kind of 7. combined type car body lifting device according to claim 2, it is characterised in that first lifting mechanism (1) also include the first leading screw (101), the first screw (102), first screw are connected with first leading screw (101) (102) it is affixed with lifting column (104).
- 8. a kind of combined type car body lifting device according to claim any one of 2-7, it is characterised in that the lifting is vertical Guiding mechanism (4) is installed, the guiding mechanism (4) includes guide housing (401), the lifting column (104) on post (104) One end passes through guide housing (401), and the both sides for lifting column (104) are respectively equipped with multiple directive wheels (402), each directive wheel (402) it is separately mounted on the inside of guide housing (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720838319.0U CN207090905U (en) | 2017-07-11 | 2017-07-11 | A kind of combined type car body lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720838319.0U CN207090905U (en) | 2017-07-11 | 2017-07-11 | A kind of combined type car body lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207090905U true CN207090905U (en) | 2018-03-13 |
Family
ID=61556174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720838319.0U Active CN207090905U (en) | 2017-07-11 | 2017-07-11 | A kind of combined type car body lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207090905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366384A (en) * | 2020-03-28 | 2020-07-03 | 廊坊智通机器人系统有限公司 | Detection and adjustment equipment for bogie of high-speed rail and motor car |
-
2017
- 2017-07-11 CN CN201720838319.0U patent/CN207090905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366384A (en) * | 2020-03-28 | 2020-07-03 | 廊坊智通机器人系统有限公司 | Detection and adjustment equipment for bogie of high-speed rail and motor car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201546631U (en) | Telescopic mast drill derrick | |
| CN103628843B (en) | Digitlization beam-pumping unit | |
| CN206203783U (en) | A kind of self-powered platform | |
| CN205500675U (en) | Lifting device | |
| CN207090905U (en) | A kind of combined type car body lifting device | |
| CN201176852Y (en) | Oil rig derrick and foundation lifting device | |
| CN203344668U (en) | Vertically track rolling on and off device for road-rail vehicle | |
| CN204958286U (en) | Machinery lifting machine | |
| CN103434932A (en) | Multifunctional jacklift | |
| CN203451107U (en) | Self-lifting type wind generating set crane | |
| CN202440231U (en) | Gantry crane lifting hook device | |
| CN205527546U (en) | Jacking mechanism | |
| CN203728421U (en) | Anti-twisting mechanism for lifting appliance | |
| CN202578562U (en) | Lifting device of drilling machine | |
| CN202465073U (en) | Crane traveling mechanism | |
| CN106115549B (en) | A kind of lifting device for the flaw detection of train non-pulling wheel | |
| CN205872517U (en) | Ground well transmission system | |
| CN204455793U (en) | A kind of lift bridge | |
| CN203531863U (en) | Digital beam-pumping unit | |
| CN108468277B (en) | Lifting steering installation type bridging device | |
| CN2929071Y (en) | Lift driving mechanism | |
| CN103215905A (en) | Dust suction nozzle lifting self-locking device | |
| CN202449728U (en) | Double-pulley lifting hook device of gantry crane | |
| CN208996484U (en) | It is a kind of to pitch servo-actuated wiring armed lever mechanism and crossing frame | |
| CN202465117U (en) | Suspending arm of crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100070 Beijing Fengtai District South Fourth Ring West Road 188 District 5 Building Patentee after: Beijing Railway Engineering Electromechanical Technology Research Institute Limited by Share Ltd Address before: 100070 Beijing Fengtai District South Fourth Ring West Road 188 District 5 Building Patentee before: Beijing Railway Institute of Mechanical and Electrical Engineering Co.,Ltd. |