CN206645756U - A kind of rack pinion Domestic crane - Google Patents
A kind of rack pinion Domestic crane Download PDFInfo
- Publication number
- CN206645756U CN206645756U CN201720324061.2U CN201720324061U CN206645756U CN 206645756 U CN206645756 U CN 206645756U CN 201720324061 U CN201720324061 U CN 201720324061U CN 206645756 U CN206645756 U CN 206645756U
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- CN
- China
- Prior art keywords
- bearing bar
- motor
- lifting pedestal
- rack
- fixedly welded
- 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.)
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Abstract
The utility model discloses a kind of rack pinion Domestic crane,Including lifting pedestal,The lifting pedestal side is fixedly welded with support feet,Described support feet one end is fixedly welded with fixed underpan,The lifting pedestal side is fixedly installed bearing bar,Described bearing bar one end is fixedly welded with rack,Described rack one end is provided with bearing bar,The lifting pedestal side is fixedly welded with the first motor,First motor output end is connected with gear,The wheel and rack is meshed setting,The second motor is welded with the outside of described bearing bar one end,Second motor output end is connected with take-up pulley,Described bearing bar one end is provided with auxiliary wheel by pin,This rack pinion Domestic crane,By the transmission between gear and gear come the advance or retrogressing of bearing bar,The conversion between rotary motion and straight reciprocating motion can be realized,Moment gearratio is accurate,Transmission efficiency,And service life is grown.
Description
Technical field
Lifter apparatus technical field is the utility model is related to, specially a kind of rack pinion Domestic crane.
Background technology
With flourishing for economy, lift is applied by more industries.Building hoist is a kind of building
Build the jacking equipment that job site is used for vertical transport workmen and construction material.Especially in the job site of skyscraper,
Construction lifting is as a kind of main personnel and building material means of transport, it safe for operation particularly important, and lift work is put down
Platform is a kind of multifunctional lifting machinery equipment, can be divided into fixed and portable, guide tracked, crank arm type, scissor-type, chain-type,
Loading/unloading platform etc., guide rail chain-type lift are a kind of non-fork hydraulic lifting platforms, for more than two layers industrial premises, meal
The Room, restaurant cargo transport, due to minimum altitude only 150-300mm, most it is practically applicable to excavate the workplace of melt pit, while nothing
Point is adjusted on palpus top, has diversified forms（Single-column, twin columns, four posts）, stable action, operation is simple and reliable, a variety of goods of hydraulic pressure, electrical equipment
Thing transmission is economical, light.（Specific bearing capacity and the rise number of plies, size can require to design and produce according to user）.
At present, home elevators can also be used by having in many family lives, existing home elevators, generally by dynamic
Power apparatus haulage cable lifts article, is so inconvenient to operate and controls lifting, and lifting and driving efficiency is poor, lifting
Body product is big, and profile is not compact, is stored inconveniently, and profile is unsightly, it is difficult to meets needed for people's Domestic crane.
Utility model content
The purpose of this utility model is to provide a kind of rack pinion Domestic crane, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of rack pinion Domestic crane,
Including lifting pedestal, the lifting pedestal side is fixedly welded with support feet, and described support feet one end is fixedly welded with fixed bottom
Disk, the lifting pedestal side are fixedly installed bearing bar, and described bearing bar one end is fixedly welded with rack, described rack one end
Bearing bar is provided with, the lifting pedestal side is fixedly welded with the first motor, and the first motor output end transmission connects
It is connected to gear, the wheel and rack is meshed setting, is welded with the second motor on the outside of described bearing bar one end, and described second
Motor output end is connected with take-up pulley, and described bearing bar one end is provided with auxiliary wheel by pin, on the take-up pulley
Fixed to be wound with pull rope, the pull rope is provided with hook through auxiliary wheel and one end, and the lifting pedestal side passes through the
Two motor fix seats are arranged on bearing bar one end, and the second motor fix seat side is provided with controller, and described first
Motor and the second motor are electrically connected with controller.
Preferably, the support feet is provided with 8 and on lifting pedestal center symmetric setting.
Preferably, hook one end fixed setting limited location disk.
Preferably, described bearing bar one end is provided with slip weight-loading rod.
Preferably, the fixed underpan sets and is provided with fixing hole on rectangularity and fixed underpan.
Compared with prior art, the beneficial effects of the utility model are：This rack pinion Domestic crane, passes through branch
Spike is provided with 8 and on lifting pedestal center symmetric setting, lifting pedestal side can be fixed, improve the tooth
The stability during work of rack-driving Domestic crane is taken turns, limited location disk is fixedly installed by linking up with one end, ensures that arrival refers to
When determining height, make the second motor stall, set by fixed underpan and be provided with fixation on rectangularity and fixed underpan
Hole, can well be consolidated to lifting pedestal, improves security during use, and bearing bar side is provided with slip
Weight-loading rod, bearing bar ensure that slip weight-loading rod, can bear to lift by crane by sliding friction between weight-loading rod and lifting pedestal is slided
Weight caused by weight, and can realize stretching and the contractile function of bearing bar.
Brief description of the drawings
Fig. 1 is the utility model overall structure front view；
Fig. 2 is the utility model overall structure side view；
Fig. 3 is the utility model gear ＆ rack structure schematic diagram；
Fig. 4 is that the utility model slides weight-loading rod side view.
In figure：1- lifting pedestals；2- support feets；3- fixed underpans；4- auxiliary wheels；5- bearing bars；6- pins；7- is linked up with；
The spacing disks of 8-；9- fixing holes；10- pull ropes；11- take-up pulleies；The motor fix seats of 12- second；13- controllers；14- first
Motor；15- racks；16- gears；The motor of 17- second；18- slides weight-loading rod.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of rack pinion Domestic crane, bag
Lifting pedestal 1 is included, the side of lifting pedestal 1 is fixedly welded with support feet 2, and described one end of support feet 2 is fixedly welded with fixation
Chassis 3, the side of lifting pedestal 1 are fixedly installed bearing bar 5, and described one end of bearing bar 5 is fixedly welded with rack 15, described
The one end of rack 15 is provided with bearing bar 5, and the side of lifting pedestal 1 is fixedly welded with the first motor 14, and described first is electronic
The output end of machine 14 is connected with gear 16, and the gear 16 is meshed setting with rack 15, is welded on the outside of described one end of bearing bar 5
The second motor 17 is connected to, the output end of the second motor 17 is connected with take-up pulley 11, and described one end of bearing bar 5 passes through
Pin 6 is provided with auxiliary wheel 4, fixed on the take-up pulley 11 to be wound with pull rope 10, the pull rope 10 through auxiliary wheel 4 and
One end is provided with hook 7, and the side of lifting pedestal 1 is arranged on the one end of bearing bar 5 by the second motor fix seat 12, described
The side of second motor fix seat 12 is provided with controller 13, and the motor 17 of the first motor 14 and second is and controller
13 are electrically connected with.
The support feet 2 is provided with 8 and on the center symmetric setting of lifting pedestal 1, and the side of lifting pedestal 1 can be entered
Row is fixed, and improves stability during rack pinion Domestic crane work, and the fixed setting of 7 one end of the hook is limited
Circle of position disk 8, when ensureing to reach specified altitude assignment, make the second motor stall, described one end of bearing bar 5 is provided with slip and born a heavy burden
Bar 18, bearing bar 5 ensure that by sliding 1 sliding friction between weight-loading rod 18 and lifting pedestal and slide weight-loading rod 18, can bear up
Weight caused by lift heavy thing, and can realize stretching and the contractile function of bearing bar, the fixed underpan 3 set rectangularity and
Fixing hole 9 is provided with fixed underpan 3, lifting pedestal 1 can be consolidated well, improve security during use.
Operation principle：Crane bearing bar 5 can be controlled to telescope out, weight is lifted, arrived by wireless remote control downstairs
Behind top, the second motor 17 of the side of pull rope 10 is automatically stopped, and lifting article is completed, by between gear 16 and gear 15
It is driven to cause the advance of bearing bar 5 or retrogressing, it is possible to achieve the conversion between rotary motion and straight reciprocating motion, moment pass
Dynamic ratio is accurate, transmission efficiency, and service life is grown, and relies on to slide by bearing bar 5 and is slided between weight-loading rod 18 and lifting pedestal 1
Dynamic friction, stretching and contractile function are realized to ensure bearing bar 5 on lifting pedestal 1, saves space, when not working, load-bearing
It is equally long that bar 5 is shrunk to same lifting pedestal 1；During work, bearing bar 5 stretches out, and can double lift length, so i.e.
Work is not influenceed, space can also be saved.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of rack pinion Domestic crane, including lifting pedestal（1）, it is characterised in that：The lifting pedestal（1）One
Side is fixedly welded with support feet（2）, the support feet（2）One end is fixedly welded with fixed underpan（3）, the lifting pedestal（1）
Side is fixedly installed bearing bar（5）, the bearing bar（5）One end is fixedly welded with rack（15）, the rack（15）One end
It is provided with bearing bar（5）, the lifting pedestal（1）Side is fixedly welded with the first motor（14）, first motor
（14）Output end is connected with gear（16）, the gear（16）With rack（15）Be meshed setting, the bearing bar（5）One
End outside is welded with the second motor（17）, second motor（17）Output end is connected with take-up pulley（11）, it is described
Bearing bar（5）One end passes through pin（6）It is provided with auxiliary wheel（4）, the take-up pulley（11）Upper fixation is wound with pull rope（10）,
The pull rope（10）Through auxiliary wheel（4）And one end is provided with hook（7）, the lifting pedestal（1）Side passes through the second electricity
Motivation fixed seat（12）It is arranged on bearing bar（5）One end, second motor fix seat（12）Side is provided with controller
（13）, first motor（14）With the second motor（17）And controller（13）It is electrically connected with.
A kind of 2. rack pinion Domestic crane according to claim 1, it is characterised in that：The support feet（2）
It is provided with 8 and on lifting pedestal（1）Center symmetric setting.
A kind of 3. rack pinion Domestic crane according to claim 1, it is characterised in that：The hook（7）One
End fixed setting limited location disk（8）.
A kind of 4. rack pinion Domestic crane according to claim 1, it is characterised in that：The bearing bar（5）
One end is provided with slip weight-loading rod（18）.
A kind of 5. rack pinion Domestic crane according to claim 1, it is characterised in that：The fixed underpan
（3）Rectangularity and fixed underpan are set（3）On be provided with fixing hole（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720324061.2U CN206645756U (en) | 2017-03-30 | 2017-03-30 | A kind of rack pinion Domestic crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720324061.2U CN206645756U (en) | 2017-03-30 | 2017-03-30 | A kind of rack pinion Domestic crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206645756U true CN206645756U (en) | 2017-11-17 |
Family
ID=60278956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720324061.2U Expired - Fee Related CN206645756U (en) | 2017-03-30 | 2017-03-30 | A kind of rack pinion Domestic crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206645756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986173A (en) * | 2017-11-30 | 2018-05-04 | 张明军 | A kind of wall-mounted crane drives |
-
2017
- 2017-03-30 CN CN201720324061.2U patent/CN206645756U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986173A (en) * | 2017-11-30 | 2018-05-04 | 张明军 | A kind of wall-mounted crane drives |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20200330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |