CN104261061A - Constant power stepless speed regulation mechanism for preventing belt slippage - Google Patents
Constant power stepless speed regulation mechanism for preventing belt slippage Download PDFInfo
- Publication number
- CN104261061A CN104261061A CN201410460129.0A CN201410460129A CN104261061A CN 104261061 A CN104261061 A CN 104261061A CN 201410460129 A CN201410460129 A CN 201410460129A CN 104261061 A CN104261061 A CN 104261061A
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- CN
- China
- Prior art keywords
- output shaft
- belt
- separately
- loaded
- dynamical axis
- 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.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/04—Control devices, e.g. for safety, warning or fault-correcting detecting slip between driving element and load-carrier, e.g. for interrupting the drive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2812/00—Indexing codes relating to the kind or type of conveyors
- B65G2812/02—Belt or chain conveyors
- B65G2812/02128—Belt conveyors
- B65G2812/02217—Belt conveyors characterised by the configuration
Abstract
The invention provides a constant power stepless speed regulation mechanism for preventing belt slippage. The constant power stepless speed regulation mechanism comprises a body, a power shaft assembly and an output shaft assembly, a transmission shaft assembly and a main motor; the power shaft assembly and the output shaft assembly are arranged at two ends of the body respectively; the transmission shaft assembly is connected with the power shaft assembly and the output shaft assembly; the main motor is fixed on the body and connected with the power shaft assembly; the power shaft assembly is provided with a power device and a second compression assembly; the output shaft assembly is provided with a first compression assembly; the transmission shaft assembly is provided with a speed regulation power assembly; the power device is used for supplying power for the second compression assembly, the first compression assembly and the speed regulation power assembly. A second belt and a first belt can be tensioned through the matching of the second compression assembly and the first compression assembly under the action of the power device so as to prevent the belts from slipping in the process of speed regulation. A speed regulation oil cylinder which is arranged in the speed regulation power assembly can be regulated and controlled to change the rotation speed and accordingly the stepless speed regulation of the constant power is achieved, the convenient and rapid effect is achieved, and the operation is simple.
Description
Technical field
The present invention relates to a kind of stepless speed regulation, specifically a kind of constant-power, stepless speed-regulating mechanism preventing slipping of the belt.
Background technology
In various stepless speed regulation, belt pulley stage clip is essential, and reason has be infinite speed variation be achieved at two: one, and two is tightening belts.But belt is resilient after all, instead of rigidity.When this mechanism's transmitted power is larger, the friction force that belt pulley stage clip extruding belt pulley and belt produce will be less than the friction force transmitted now needed for power, and belt will skid, and this regulating mechanism will lose efficacy.If endless reinforcement spring, extreme difficulties will be brought to infinite speed variation, even can not speed governing.
In order to stepless speed control by constant power can be realized, belt can be made again non-slip, we have invented a kind of constant-power, stepless speed-regulating mechanism preventing slipping of the belt, thoroughly avoid belt to skid in the course of the work, achieve constant-power, stepless speed-regulating.
Summary of the invention
Technical assignment of the present invention is for the deficiencies in the prior art, provides a kind of constant-power, stepless speed-regulating mechanism preventing slipping of the belt.
The technical solution adopted for the present invention to solve the technical problems is:
Prevent the constant-power, stepless speed-regulating mechanism of slipping of the belt, comprise body, be separately positioned on body two ends powered axle assemblies and output shaft assembly, be connected powered axle assemblies and output shaft assembly transmission shaft component and be fixed on the mair motor that body is connected with powered axle assemblies.
Described powered axle assemblies comprise be connected with mair motor dynamical axis, be vertically mounted on the separately-loaded dynamical axis belt pulley on dynamical axis and be installed on the dynamical axis spring on dynamical axis top, described dynamical axis is arranged on body by dynamical axis bearing pair, the below of described separately-loaded dynamical axis belt pulley is fixedly installed dynamical axis synchronous pulley, dynamical axis synchronous pulley is connected to engine installation by Timing Belt, also be provided with second above separately-loaded dynamical axis belt pulley to hold down assembly, the bottom of dynamical axis spring be fitted in second hold down assembly on;
Described output shaft assembly comprises output shaft, the separately-loaded output shaft belt be installed on output shaft is taken turns and output shaft spring, described output shaft is arranged on body by output shaft bearing pair, described separately-loaded output shaft belt wheel is installed on the top of output shaft, output shaft spring is positioned at the below of separately-loaded output shaft belt wheel, output shaft between described separately-loaded output shaft belt wheel with output shaft spring is also coated with first hold down assembly, the top and first of output shaft spring holds down assembly and to be fixedly connected with and upwards jack-up first holds down assembly;
Described transmission shaft component comprises transmission shaft and is vertically mounted on the upper separately-loaded transmission shaft belt pulley at the upper and lower two ends of transmission shaft and lower separately-loaded transmission shaft belt pulley, described transmission shaft is arranged on body by transmission shaft bearing pair, the midway location of transmission shaft, is also provided with speed governing Power Component between upper separately-loaded transmission shaft belt pulley and lower separately-loaded transmission shaft belt pulley;
Described lower separately-loaded transmission shaft belt pulley and separately-loaded output shaft belt are taken turns and are linked together by the first belt, and upper separately-loaded transmission shaft belt pulley and separately-loaded dynamical axis belt pulley are linked together by the second belt;
Described engine installation is the first pinch device, the second pinch device, speed governing Power Component provide power.
Concrete, described second holds down assembly comprises dynamical axis bearing retainer and the second retractor device, described dynamical axis bearing retainer is installed on dynamical axis by dynamical axis bearing retainer bearing, and the inner ring of dynamical axis bearing retainer bearing is connected with the top of separately-loaded dynamical axis belt pulley; Described second retractor device to be fixedly installed on body by support and the pull bar of the second retractor device is connected with dynamical axis bearing retainer is vertical.
More specifically, described first holds down assembly comprises output shaft bearing holder and the first retractor device, described output shaft bearing holder is installed on output shaft by output shaft bearing holder bearing, and the bottom that the inner ring of output shaft bearing holder and separately-loaded output shaft belt are taken turns is connected, the bottom of output shaft bearing holder is fixedly connected with output shaft spring; Described first retractor device to be fixedly installed on body by support and the pull bar of the first retractor device is connected with output shaft bearing holder is vertical.
More specifically, described speed governing Power Component comprises the bearing palette fork of transmission shafts support, speed regulation device and the holder of connection for transmission axle bearing and speed regulation device, described transmission shafts support is installed on transmission shaft by transmission shafts support bearing pair, and two inner rings up and down of transmission shafts support bearing pair are connected respectively at the top of the bottom of upper separately-loaded transmission shaft belt pulley, lower separately-loaded transmission shaft belt pulley; Body is vertically installed with pole, and the middle part of bearing palette fork is vertically installed on pole, and one end of bearing palette fork is connected with speed regulation device, and the other end pincers of bearing palette fork are contained between the external ear of transmission shafts support.
More specifically, described engine installation is regulation oil pump, and regulation oil pump is fixedly installed on body, and the spindle nose of regulation oil pump is provided with regulation oil pump synchronous pulley, is connected between regulation oil pump synchronous pulley with dynamical axis synchronous pulley by Timing Belt.
More specifically, described first retractor device and the second retractor device are oil cylinder, and regulation oil pump is connected with two oil cylinders respectively by transport pipe.
More specifically, described speed regulation device is speed governing oil cylinder, and regulation oil pump is connected with speed governing oil cylinder by transport pipe.
Compared with prior art, the beneficial effect produced is in the constant-power, stepless speed-regulating mechanism preventing slipping of the belt of the present invention:
1) the present invention is reasonable in design, the basis of original structure has been set up the regulation oil pump providing power, it is that second of power holds down assembly and first to hold down assembly with regulation oil pump that powered axle assemblies and output shaft assembly have been set up, by second hold down assembly and first hold down assembly carry out tensioning with the use of to the second belt and the first belt, prevent belt from skidding in the process of speed governing;
2) the present invention is also provided with speed governing Power Component on transmission shaft component, changes rotating speed, realize the stepless time adjustment of invariable power, fast and easy by the speed governing oil cylinder in regulation and control speed governing Power Component, simple to operate.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
Accompanying drawing 2 is the speed governing panel construction schematic diagram of regulation oil pump in the present invention.
Accompanying drawing 3 is the schematic enlarged-scale view of centre bearer palette fork of the present invention;
Accompanying drawing 4 is the schematic enlarged-scale view of medium power axle bearing of the present invention holder and output shaft bearing holder;
Accompanying drawing 5 is the structure for amplifying front view of transmission shafts support in the present invention;
Accompanying drawing 6 is the structure birds-eye view in Fig. 5.
In figure, 1, body, 2, output shaft, 3, output shaft bearing is secondary, and 4, separately-loaded output shaft belt is taken turns, and 5, first belt, 6, pole, 7, output shaft bearing holder, 8, first oil cylinder pull bar, 9, first oil cylinder, 10, output shaft bearing holder bearing, 11, output shaft spring, 12, transmission shafts support, 13, transmission shafts support bearing pair, 14, upper separately-loaded transmission shaft belt pulley, 15, lower separately-loaded transmission shaft belt pulley, 16, second belt, 17, bearing palette fork, 18, second oil cylinder pull bar, 19, second oil cylinder, 20, dynamical axis, 21, dynamical axis spring, 22, dynamical axis bearing retainer bearing, 23, dynamical axis bearing retainer, 24, separately-loaded dynamical axis belt pulley, 25, dynamical axis bearing pair, 26, mair motor, 27, speed governing oil cylinder, 28, speed governing oil cylinder pull bar, 29, transmission shaft, 30, transmission shaft bearing is secondary, and 31, regulation oil pump, 32, regulation oil pump synchronous pulley, 33, dynamical axis synchronous pulley, 34, Timing Belt, 35, speed governing panel, 36, hook knob, 37, speed governing knob.
Detailed description of the invention
Below in conjunction with accompanying drawing 1,2,3,4,5, the constant-power, stepless speed-regulating mechanism of slipping of the belt that prevents of the present invention is described in detail below.
As shown in accompanying drawing 1,3,4,5,6, the constant-power, stepless speed-regulating mechanism preventing slipping of the belt of the present invention, its structure comprises body 1, be separately positioned on the powered axle assemblies at body 1 two ends and output shaft assembly, be connected the transmission shaft component of powered axle assemblies and output shaft assembly and be fixed on the mair motor 26 that body 1 is connected with powered axle assemblies.
Described powered axle assemblies comprises the dynamical axis 25 be connected with mair motor 26, be vertically mounted on the separately-loaded dynamical axis belt pulley on dynamical axis 25 and be installed on the dynamical axis spring 21 on dynamical axis 25 top, described dynamical axis 25 is arranged on body 1 by dynamical axis bearing pair 25, the below of described separately-loaded dynamical axis belt pulley is fixedly installed dynamical axis synchronous pulley 33, dynamical axis synchronous pulley 33 is connected with regulation oil pump 31, described regulation oil pump 31 is fixedly installed on body 1, the spindle nose of regulation oil pump 31 is provided with regulation oil pump synchronous pulley 32, regulation oil pump synchronous pulley 32 is connected with dynamical axis synchronous pulley 33 by Timing Belt 34, also be provided with second above separately-loaded dynamical axis belt pulley to hold down assembly, described second holds down assembly comprises dynamical axis bearing retainer 23 and the second oil cylinder 19, described dynamical axis bearing retainer 23 is installed on dynamical axis 25 by dynamical axis bearing retainer bearing 22, and the inner ring of dynamical axis bearing retainer bearing 22 is connected with the top of separately-loaded dynamical axis belt pulley, the bottom of dynamical axis spring 21 is fitted on dynamical axis bearing retainer 23, and described second oil cylinder 19 to be fixedly installed on body 1 by support and the second oil cylinder pull bar 18 is connected with dynamical axis bearing retainer 23 is vertical,
Described output shaft assembly comprises output shaft 2, the separately-loaded output shaft belt be installed on output shaft 2 takes turns 4 and output shaft spring 11, and described output shaft 2 is arranged on body 1 by output shaft bearing pair 3, described separately-loaded output shaft belt wheel 4 is installed on the top of output shaft 2, output shaft spring 11 is positioned at the below of separately-loaded output shaft belt wheel 4, output shaft 2 between described separately-loaded output shaft belt wheel 4 and output shaft spring 11 is also coated with first hold down assembly, the top and first of output shaft spring 11 holds down assembly and to be fixedly connected with and upwards jack-up first holds down assembly, described first holds down assembly comprises output shaft bearing holder 7 and the first oil cylinder 9, described output shaft bearing holder 7 is installed on output shaft 2 by output shaft bearing holder bearing 10, and the bottom that the inner ring of output shaft bearing holder 7 and separately-loaded output shaft belt take turns 4 is connected, the bottom of output shaft bearing holder 7 is fixedly connected with the top of output shaft spring 11, described first oil cylinder 9 to be fixedly installed on body 1 by support and the first oil cylinder pull bar 8 is connected with output shaft bearing holder 7 is vertical,
Described transmission shaft component comprises transmission shaft 29 and is vertically mounted on the upper separately-loaded transmission shaft belt pulley 14 at transmission shaft about 29 two ends and lower separately-loaded transmission shaft belt pulley 15, described transmission shaft 29 is arranged on body 1 by transmission shaft bearing pair 30, the midway location of transmission shaft 29, is also provided with speed governing Power Component between upper separately-loaded transmission shaft belt pulley 14 and lower separately-loaded transmission shaft belt pulley 15;
Described speed governing Power Component comprises the bearing palette fork 17 of transmission shafts support 12, speed governing oil cylinder 27 and connection for transmission axle bearing holder 12 and speed governing oil cylinder 27, described transmission shafts support 12 is installed on transmission shaft 29 by transmission shafts support bearing pair 13, and two inner rings up and down of transmission shafts support bearing pair 13 are connected respectively at the top of the bottom of upper separately-loaded transmission shaft belt pulley 14, lower separately-loaded transmission shaft belt pulley 15; Body 1 is vertically installed with pole 6, the middle part of bearing palette fork 17 is vertically installed on pole 6, and one end of bearing palette fork 17 is connected with speed governing oil cylinder pull bar 28 is vertical, and the other end pincers of bearing palette fork 17 are contained between the external ear of transmission shafts support 12.
Described lower separately-loaded transmission shaft belt pulley 15 is taken turns 4 with separately-loaded output shaft belt and is linked together by the first belt 5, and upper separately-loaded transmission shaft belt pulley 14 is linked together by the second belt 16 with separately-loaded dynamical axis belt pulley;
Described regulation oil pump 31 is connected with the first oil cylinder 9, second oil cylinder 19, speed governing oil cylinder 27 respectively by transport pipe
By reference to the accompanying drawings 1,2,3,4,5,6, operating process of the present invention is described in detail.
When using of the present invention, start mair motor 26 and regulation oil pump 31, first need to regulate rotating speed of the present invention.Rotate the speed governing knob 37 on regulation oil pump 31 speed governing panel 35, when speed governing knob 37 is in " 0 " position, speed governing system remains static, when speed governing knob 37 is in "+" position, regulation oil pump 31 pairs of speed governing oil cylinder 27 upper end fuel feeding, speed governing oil cylinder pull bar 28 moves downward, whole bearing palette fork 17 is driven to move downward, bearing palette fork 17 drives transmission shafts support 12 to move downward, transmission shafts support 12 drives the upper driving wheel of separately-loaded transmission shaft belt pulley 14 and the driving wheel of lower separately-loaded transmission shaft belt pulley 15 to move downward, thus extrude the first belt 5 downwards and leave the second belt 16, the belt circle of one end formation that the first belt 5 is positioned on transmission shaft 29 becomes large, simultaneously belt is positioned at the belt circle that the one end on transmission shaft 29 formed and diminishes after second, the belt circle that the first belt 5 will be driven to be positioned at the formation of output shaft 2 one end diminishes, the belt circle making the second belt 16 be positioned at the formation of dynamical axis 25 one end becomes large, machine output shaft 2 rotating speed is more and more faster, when speed governing knob 37 is placed in "-" position, above mechanism can move in the opposite direction, and machine output shaft 2 rotating speed can be more and more slower, when speed governing knob 37 returns " 0 " position, the oil circuit of regulation oil pump 31 cuts off, and due to the incompressibility of liquid, now machine rotational speed is locked.
After machine rotational speed locking, then start the elasticated regulating the first belt 5 and the second belt 16.Rotate the hook knob 36 on regulation oil pump 31 speed governing panel 35, when hook knob 36 is placed in " 0 " position, the first oil cylinder 9 and the second oil cylinder 19 are locked; When hook knob 36 is placed in "+" position, regulation oil pump 31 is simultaneously to the first oil cylinder 9 upper end and the second oil cylinder 19 upper end fuel feeding, first oil cylinder pull bar 8 promotes output shaft bearing holder 7 downwards and moves downward, drive the driving wheel of separately-loaded output shaft belt wheel 4 to extrude the first belt 5 downwards, the first belt 5 is moved right; Meanwhile, the propulsion power axle bearing holder 23 downwards of second oil cylinder pull bar 18 moves downward, the driving wheel with separately-loaded dynamical axis belt pulley is with to extrude the second belt 16 downwards, second belt 16 is moved to the left, now, be installed on upper separately-loaded transmission shaft belt pulley 14 on transmission shaft 29 and lower separately-loaded transmission shaft belt pulley 15 all locked, first belt 5 and the second belt 16 are tightened up, time is longer, that draws is tighter, first belt 5 and the second belt 16 can not skid, and now locking knob is placed in " 0 " position, locking completes.
When needing to readjust the rotating speed of machine, needing first hook knob 36 to be placed in "-" position, releasing the tensile force of the first belt 5 and the second belt 16, then carry out speed governing with speed governing knob 37.
Claims (7)
1. prevent the constant-power, stepless speed-regulating mechanism of slipping of the belt, comprise body, be separately positioned on the powered axle assemblies at body two ends and output shaft assembly, be connected powered axle assemblies and output shaft assembly transmission shaft component and be fixed on the mair motor that body is connected with powered axle assemblies, it is characterized in that
Described powered axle assemblies comprise be connected with mair motor dynamical axis, be vertically mounted on the separately-loaded dynamical axis belt pulley on dynamical axis and be installed on the dynamical axis spring on dynamical axis top, described dynamical axis is arranged on body by dynamical axis bearing pair, the below of described separately-loaded dynamical axis belt pulley is fixedly installed dynamical axis synchronous pulley, dynamical axis synchronous pulley is connected to engine installation by Timing Belt, also be provided with second above separately-loaded dynamical axis belt pulley to hold down assembly, the bottom of dynamical axis spring be fitted in second hold down assembly on;
Described output shaft assembly comprises output shaft, the separately-loaded output shaft belt be installed on output shaft is taken turns and output shaft spring, described output shaft is arranged on body by output shaft bearing pair, described separately-loaded output shaft belt wheel is installed on the top of output shaft, output shaft spring is positioned at the below of separately-loaded output shaft belt wheel, output shaft between described separately-loaded output shaft belt wheel with output shaft spring is also coated with first hold down assembly, the top and first of output shaft spring holds down assembly and to be fixedly connected with and upwards jack-up first holds down assembly;
Described transmission shaft component comprises transmission shaft and is vertically mounted on the upper separately-loaded transmission shaft belt pulley at the upper and lower two ends of transmission shaft and lower separately-loaded transmission shaft belt pulley, described transmission shaft is arranged on body by transmission shaft bearing pair, the middle part of transmission shaft, is also provided with speed governing Power Component between upper separately-loaded transmission shaft belt pulley and lower separately-loaded transmission shaft belt pulley;
Described lower separately-loaded transmission shaft belt pulley and separately-loaded output shaft belt are taken turns and are linked together by the first belt, and upper separately-loaded transmission shaft belt pulley and separately-loaded dynamical axis belt pulley are linked together by the second belt;
Described engine installation is the first pinch device, the second pinch device, speed governing Power Component provide power.
2. the constant-power, stepless speed-regulating mechanism preventing slipping of the belt according to claim 1, it is characterized in that, described second holds down assembly comprises dynamical axis bearing retainer and the second retractor device, described dynamical axis bearing retainer is installed on dynamical axis by dynamical axis bearing retainer bearing, and the inner ring of dynamical axis bearing retainer bearing is connected with the top of separately-loaded dynamical axis belt pulley; Described second retractor device to be fixedly installed on body by support and the pull bar of the second retractor device is connected with dynamical axis bearing retainer is vertical.
3. the constant-power, stepless speed-regulating mechanism preventing slipping of the belt according to claim 2, it is characterized in that, described first holds down assembly comprises output shaft bearing holder and the first retractor device, described output shaft bearing holder is installed on output shaft by output shaft bearing holder bearing, and the bottom that the inner ring of output shaft bearing holder and separately-loaded output shaft belt are taken turns is connected, the bottom of output shaft bearing holder is fixedly connected with output shaft spring; Described first retractor device to be fixedly installed on body by support and the pull bar of the first retractor device is connected with output shaft bearing holder is vertical.
4. the constant-power, stepless speed-regulating mechanism preventing slipping of the belt according to claim 3, it is characterized in that, described speed governing Power Component comprises the bearing palette fork of transmission shafts support, speed regulation device and the holder of connection for transmission axle bearing and speed regulation device, described transmission shafts support is installed on transmission shaft by transmission shafts support bearing pair, and two inner rings up and down of transmission shafts support bearing pair are connected respectively at the top of the bottom of upper separately-loaded transmission shaft belt pulley, lower separately-loaded transmission shaft belt pulley; Body is vertically installed with pole, and the middle part of bearing palette fork is vertically installed on pole, and one end of bearing palette fork is connected with speed regulation device, and the other end pincers of bearing palette fork are contained between the external ear of transmission shafts support.
5. the constant-power, stepless speed-regulating mechanism preventing slipping of the belt according to claim 4, it is characterized in that, described engine installation is regulation oil pump, regulation oil pump is fixedly installed on body, the spindle nose of regulation oil pump is provided with regulation oil pump synchronous pulley, is connected between regulation oil pump synchronous pulley with dynamical axis synchronous pulley by Timing Belt.
6. the constant-power, stepless speed-regulating mechanism preventing slipping of the belt according to claim 5, is characterized in that, described first retractor device and the second retractor device are oil cylinder, and regulation oil pump is connected with two oil cylinders respectively by transport pipe.
7. the constant-power, stepless speed-regulating mechanism preventing slipping of the belt according to claim 5 or 6, is characterized in that, described speed regulation device is speed governing oil cylinder, and regulation oil pump is connected with speed governing oil cylinder by transport pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460129.0A CN104261061B (en) | 2014-09-11 | 2014-09-11 | Prevent the constant-power, stepless speed-regulating mechanism of belt creep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460129.0A CN104261061B (en) | 2014-09-11 | 2014-09-11 | Prevent the constant-power, stepless speed-regulating mechanism of belt creep |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104261061A true CN104261061A (en) | 2015-01-07 |
| CN104261061B CN104261061B (en) | 2016-08-17 |
Family
ID=52152692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410460129.0A Expired - Fee Related CN104261061B (en) | 2014-09-11 | 2014-09-11 | Prevent the constant-power, stepless speed-regulating mechanism of belt creep |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104261061B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4028964A (en) * | 1976-01-14 | 1977-06-14 | Bird Oil Equipment Ltd. | Speed reducer box for driving a pump jack |
| US4353445A (en) * | 1980-06-30 | 1982-10-12 | Moss Robert J | Toothed belt drive transmission for pumping units |
| CN101618796A (en) * | 2009-07-21 | 2010-01-06 | 太原理工大学 | Frequency conversion type automatic tension device of extension band type conveyor |
| CN203674877U (en) * | 2014-01-23 | 2014-06-25 | 刘玉玺 | Dual-motor starting bell wheel speed-reducing energy storage device |
| CN204057016U (en) * | 2014-09-11 | 2014-12-31 | 张晋 | Prevent the constant-power, stepless speed-regulating mechanism of slipping of the belt |
-
2014
- 2014-09-11 CN CN201410460129.0A patent/CN104261061B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4028964A (en) * | 1976-01-14 | 1977-06-14 | Bird Oil Equipment Ltd. | Speed reducer box for driving a pump jack |
| US4353445A (en) * | 1980-06-30 | 1982-10-12 | Moss Robert J | Toothed belt drive transmission for pumping units |
| CN101618796A (en) * | 2009-07-21 | 2010-01-06 | 太原理工大学 | Frequency conversion type automatic tension device of extension band type conveyor |
| CN203674877U (en) * | 2014-01-23 | 2014-06-25 | 刘玉玺 | Dual-motor starting bell wheel speed-reducing energy storage device |
| CN204057016U (en) * | 2014-09-11 | 2014-12-31 | 张晋 | Prevent the constant-power, stepless speed-regulating mechanism of slipping of the belt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104261061B (en) | 2016-08-17 |
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Granted publication date: 20160817 Termination date: 20170911 |