CN211920746U - Portable hoist convenient to quick travel control - Google Patents
Portable hoist convenient to quick travel control Download PDFInfo
- Publication number
- CN211920746U CN211920746U CN202020467790.5U CN202020467790U CN211920746U CN 211920746 U CN211920746 U CN 211920746U CN 202020467790 U CN202020467790 U CN 202020467790U CN 211920746 U CN211920746 U CN 211920746U
- Authority
- CN
- China
- Prior art keywords
- gear
- brake
- shell
- portable
- major 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.)
- Active
Links
Images
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a portable calabash convenient to fast movement control, which comprises a housin, install the major axis on the shell casing, the brake seat, the brake nut, arrestment mechanism, first gear drive, second gear drive, install the lifting hook on the casing, lifting sprocket, the leading wheel, lifting sprocket, the chain is installed in the cooperation on the leading wheel, the major axis is worn to establish at lifting sprocket, the brake seat, on brake nut and the arrestment mechanism, arrestment mechanism links to each other and controls the rotation and the stopping of major axis and leading wheel with the leading wheel, the major axis left side, the right-hand member respectively with first gear drive, the synchronous rotation of second gear drive is connected, major axis outside cover is equipped with the spring, the spring both ends are supported and are leaned on brake nut and brake seat. The utility model has the advantages of adopt two drive mechanism to make job stabilization nature and efficient, but quick travel reduces the displacement volume that lifts by crane the chain when hovering and guarantees hoist and mount precision.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of hoist block, especially a technical field of portable calabash convenient to quick travel control.
[ background of the invention ]
The hoist is a hoisting machinery with simple use and convenient carrying, can not only realize vertical hoisting of objects, but also realize horizontal pulling of objects, is suitable for installing machines and hoisting goods in places such as factories, mines, construction sites, docks, warehouses and the like, can be used for short-distance hoisting of small-sized equipment and goods, and can also be used for realizing long-distance hoisting on crown blocks and gantry cranes. The hoist consists of an upper hook component, a lower hook, a hoisting chain, a chain wheel, a shell, a gear transmission mechanism, a brake mechanism and the like. According to the different calabashes of drive mode can be divided into chain block and electric block, and chain block is comparatively harder at artifical pulling in-process, and electric block generally adopts motor drive, is difficult for using under some scenes that lack the power, and electric block's structure is also more complicated. Some current calabashes still exist and lift by crane the in-process because the poor hoist and mount nature of influence of chain displacement can appear in the braking influence, adopt single drive mechanism to make job stabilization nature and efficiency scheduling problem not good.
[ Utility model ] content
The utility model discloses an aim at solving the problem among the prior art, provide a portable calabash convenient to quick travel control, have two drive mechanism and make job stabilization nature and efficient, but quick travel reduces the displacement volume that lifts by crane in-process chain and guarantees the hoist and mount precision.
In order to realize the purpose, the utility model provides a portable calabash convenient to fast movement control, including the casing, install major axis, brake seat, brake nut, arrestment mechanism, first gear drive, second gear drive inside the casing, install lifting hook, jack-up sprocket, leading wheel on the casing, the chain is installed in the cooperation on jack-up sprocket, the leading wheel, the major axis is worn to establish on jack-up sprocket, brake seat, brake nut and arrestment mechanism, and arrestment mechanism links to each other with the leading wheel and controls the rotation of major axis and leading wheel and stop, the major axis right-hand member rotates with second gear drive in step and is connected, major axis outside cover is equipped with the spring, and the left and right both ends of spring support respectively and lean on brake nut and brake seat.
Preferably, the portable hoist further comprises an electric wrench installed on the shell, and the output end of the electric wrench is connected with the first gear transmission mechanism in a synchronous rotating mode through a transmission device
Preferably, the transmission device comprises a sleeve and a transmission shaft with teeth on the outer side surface, and the left end of the transmission shaft is connected with the output end of the electric wrench through the sleeve.
Preferably, the first gear transmission mechanism comprises a first spline hole gear and two first gear assemblies meshed and connected with the first spline hole gear, the right end of the transmission shaft is connected with the first spline hole gear, and the outer side face of the transmission shaft is meshed and connected with the two first gear assemblies.
Preferably, a first steel sleeve is arranged between the first spline hole gear and the shell and between the first plate gear assembly and the shell in a matched mode.
Preferably, the second gear transmission mechanism comprises a second splined hole gear and two second piece gear assemblies meshed with the second splined hole gear, the outer side of the right end of the long shaft is meshed with the two second piece gear assemblies, and the long shaft penetrates through the middle of the second splined hole gear and is fixedly connected with the second splined hole gear.
Preferably, a second steel sleeve is arranged between the long shaft and the shell and between the second sheet gear assembly and the shell in a matching mode.
Preferably, the braking mechanism comprises a ratchet wheel, friction plates, a torsion spring and a pawl, the ratchet wheel and the pawl are meshed with each other and connected, the ratchet wheel is connected with the braking seat, the pawl and the torsion spring correspond to each other one by one and are installed in the shell through pawl shafts, the pawl shafts are connected with the guide wheel, the number of the friction plates is 2, the friction plates are respectively located on the left side and the right side of the ratchet wheel, and two ends of the spring abut against between the braking nut and the friction plate located on the left side of the.
Preferably, the left end of the long shaft is connected with the brake nut through a cam, and a gasket is arranged between the cam and the shell.
The utility model has the advantages that: 1) the double-gear transmission mechanism is designed, so that the working stability and the transmission hoisting efficiency of the hoist are improved, and the stress is more uniform; 2) a spring is arranged between the brake seat and the brake nut, the spring is sleeved outside the long shaft, and the brake mechanism is positioned between the brake nut and the brake seat, so that the ratchet wheel, the pawl, the brake seat and the brake nut can realize quick moving contact or separation, the displacement of the chain during hoisting and suspension is reduced, and the hoisting precision is ensured; 3) an electric wrench is arranged at the left end of the shell and is synchronously connected with the first gear transmission mechanism through a transmission device, so that the lifting drive control is more convenient; 4) the calabash is whole to adopt the aluminum alloy material for the whole quality of calabash is little and the surface is comparatively clean, structure easy dismounting, and compact structure is novel, portable.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a portable hoist convenient for fast moving control according to the present invention;
fig. 2 is a front view of a portable hoist of the present invention for facilitating rapid movement control;
3 fig. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 the 3 plane 3 a 3- 3 a 3 of 3 fig. 3 2 3 of 3 a 3 portable 3 hoist 3 according 3 to 3 the 3 present 3 invention 3 for 3 facilitating 3 the 3 control 3 of 3 the 3 quick 3 movement 3; 3
Fig. 4 is a cross-sectional view of the plane B-B of fig. 2 of a portable hoist for facilitating rapid movement control according to the present invention;
fig. 5 is a schematic view of the split of the portable hoist convenient for fast moving control of the present invention.
In the figure: 1-shell, 2-electric wrench, 3-first gear assembly, 4-second gear assembly, 5-brake nut, 6-long shaft, 7-brake seat, 8-brake mechanism, 10-hoisting chain wheel, 11-shell, 12-upper hook, 13-chain, 14-guide wheel, 15-left end cover, 16-right end cover, 17-right wall plate, 18-left wall plate, 21-sleeve, 22-transmission shaft, 31-first spline hole gear, 41-second spline hole gear, 51-cam, 61-spring.
[ detailed description ] embodiments
Referring to fig. 1 to 5, the utility model relates to a portable hoist convenient for fast moving control, which comprises a housing 1, a long shaft 6 installed inside the housing 1, a brake seat 7, a brake nut 5, a brake mechanism 8, a first gear transmission mechanism, a second gear transmission mechanism and an electric wrench 2 installed on the housing 1, wherein the housing 1 is provided with an upper hook 12, a hoisting sprocket 10 and a guide wheel 14, the hoisting sprocket 10 and the guide wheel 14 are provided with a chain 13 in a matching way, the chain 13 is provided with a lower hook, the long shaft 6 is arranged on the hoisting sprocket 10, the brake seat 7, the brake nut 5 and the brake mechanism 8 in a penetrating way, the brake mechanism 8 is connected with the guide wheel 14 and controls the rotation and stop of the long shaft 6 and the guide wheel 14, the output end of the electric wrench 2 is connected with the first gear transmission mechanism in a synchronous rotation way by a transmission device, the left end of the long shaft 6 is synchronously connected with the first gear transmission mechanism, the right end of the long shaft 6 is in synchronous rotating connection with the second gear transmission mechanism, a spring 61 is sleeved on the outer side of the long shaft 6, the left end and the right end of the spring 61 are respectively abutted against the brake nut 5 and the brake seat 7, and the shell 1 is integrally made of an aluminum alloy material, so that the gourd is light in weight and relatively clean;
wherein, the shell 1 comprises a left end cover 15, a right end cover 16, a left wall plate 18, a right wall plate 17 and a shell 11 with a groove at the top, a clapboard with a through hole is arranged in the shell 11, the left wall plate 18 and the right wall plate 17 are respectively arranged at the left side and the right side of the clapboard in the shell 11, the left end cover 15, the left wall plate 18 and the shell 11, the right end cover 16, the right wall plate 17 and the shell 11 are fixed by fasteners, the first gear transmission mechanism, the brake seat 7, the brake nut 5 and the brake mechanism 8 are positioned on the left side of a partition plate inside the shell 11, the second gear transmission mechanism is positioned on the right side of the partition plate inside the shell 11, the electric wrench 2 is installed on the left end cover 15, the bottom of the upper hook 12 is fixedly installed in a groove at the top of the shell 11 by a positioning pin, the chain 13 is wound on the hoisting chain wheel 10 and the guide wheel 14 in a matching way, and the right end and the left end of the hoisting chain wheel 10 are installed on the partition plate inside the right wall plate;
the transmission device comprises a sleeve 21 and a transmission shaft 22 with teeth on the outer side surface, and the left end of the transmission shaft 22 is connected with the output end of the electric wrench 2 through the sleeve 21;
the first gear transmission mechanism comprises a first spline hole gear 31 and two first gear assemblies 3 meshed and connected with the first spline hole gear 31, the right end of the transmission shaft 22 is connected with the first spline hole gear 31, and the outer side surface of the transmission shaft 22 is meshed and connected with the two first gear assemblies 3;
first steel sleeves are arranged between the first spline hole gear 31 and the inner wall of the left end cover 15 and the left wall plate 18 in a matched manner, and between the first gear assembly 3 and the inner wall of the right end cover 16 and the right wall plate 17 in a matched manner;
the second gear transmission mechanism comprises a second splined hole gear 41 and two second piece gear assemblies 4 which are meshed and connected with the second splined hole gear 41, the outer side of the right end of the long shaft 6 is meshed and connected with the two second piece gear assemblies 4, and the long shaft 6 penetrates through the middle part of the second splined hole gear 41 and is fixedly connected with the second splined hole gear 41 through a spline;
second steel sleeves are arranged between the right end of the long shaft 6 and the inner wall of the right end cover 16, between the second sheet gear assembly 4 and the inner wall of the right end cover 16 and between the right wall plate 17 in a matching way;
the braking mechanism 8 comprises a ratchet wheel, friction plates, a torsion spring and a pawl, the ratchet wheel and the pawl are meshed and connected with each other, the ratchet wheel is connected with a braking seat 7, the pawl and the torsion spring are in one-to-one correspondence and are installed inside the shell 11 through pawl shafts, the pawl shafts penetrate through a partition plate inside the shell and then are connected with guide wheels 14 in one-to-one correspondence, the number of the friction plates is 2 and the friction plates are respectively located on the left side and the right side of the ratchet wheel, two ends of a spring 61 abut against between a braking nut 5 and the friction plate located on the left side of the ratchet wheel, and a long shaft 6 penetrates through the middles of the two;
the left end of the long shaft 6 is connected with the brake nut 5 through a cam 51, and a gasket is arranged between the cam 51 and the left wall plate 18.
The utility model discloses the working process:
the utility model relates to a portable calabash convenient to quick travel control is in the course of the work, fix the last lifting hook on the calabash on dolly or crossbeam, when needs hoist and mount article, can hang article on the lower lifting hook of chain 13, later operating personnel pulls chain 13 with the hand, the removal of chain 13 can drive the rotation of leading wheel 14, the rotation of leading wheel 14 can stimulate the torsional spring and make the torsional spring break away from pawl and spine 7 mutually and make brake seat 7 and brake nut 5 contact and the ratchet begins to rotate and drive brake seat 7 and brake nut 5 synchronous rotation, spring 61 is in the compression state this moment, major axis 6 rotates along with it, the rotation of major axis 6 drives the gear rotation in first gear drive mechanism and the second gear drive mechanism and transmits the turning moment and makes hoisting sprocket 10 produce the rotation, chain 13 goes up and down to realize the lifting by crane of heavy object, after going up and down to a certain position and take off the heavy object, and the chain 13 is continuously pulled, the torque is reduced, the torsion spring begins to reset, so that the pawl is meshed with the ratchet wheel again to complete locking and positioning, the brake seat 7 is separated from the brake nut 5 under the reset action of the spring 61, the rotating speed of the hoisting chain wheel 10 is reduced, and in addition, when a user pulls a heavy object by hand, the electric wrench 2 can drive the output to drive the transmission shaft 22 to rotate, so that the heavy object is pulled to be lifted.
The utility model relates to a portable calabash convenient to quick travel control has following beneficial effect: 1) the double-gear transmission mechanism is designed, so that the working stability and the transmission hoisting efficiency of the hoist are improved, and the stress is more uniform; 2) a spring 61 is arranged between the brake seat 7 and the brake nut 5, the spring 61 is sleeved outside the long shaft 6, and the brake mechanism 8 is positioned between the brake nut 5 and the brake seat 6, so that the ratchet wheel, the pawl, the brake seat 7 and the brake nut 5 can be in quick moving contact or separation, the displacement of the chain 13 during hoisting and suspension is reduced, and the hoisting precision is ensured; 3) the left end of the shell 1 is provided with the electric wrench 2, and the electric wrench 2 is synchronously connected with the first gear transmission mechanism through the transmission device, so that the lifting driving control is more convenient; 4) the calabash is wholly adopt the aluminum alloy material for the whole quality of calabash is little and the surface is comparatively clean, overall structure easy dismounting, compact structure is novel, portable.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (9)
1. The utility model provides a portable calabash convenient to quick travel control, includes the casing, installs major axis, brake seat, brake nut and the arrestment mechanism inside the casing, installs lifting hook, jack-up sprocket, leading wheel on the casing, the chain is installed in the cooperation on jack-up sprocket, the leading wheel, the major axis is worn to establish on jack-up sprocket, brake seat, brake nut and arrestment mechanism, and arrestment mechanism links to each other with the leading wheel and controls the rotation and the stopping of major axis and leading wheel, its characterized in that: the left end of the long shaft is synchronously connected with the first gear transmission mechanism through a brake nut, the right end of the long shaft is synchronously and rotatably connected with the second gear transmission mechanism, a spring is sleeved on the outer side of the long shaft, and the left end and the right end of the spring are respectively abutted against the brake nut and the brake seat.
2. The portable block for facilitating quick movement control of claim 1, further comprising: the portable hoist further comprises an electric wrench installed on the shell, and the output end of the electric wrench is connected with the first gear transmission mechanism in a synchronous rotating mode through a transmission device.
3. The portable block for facilitating quick movement control of claim 2, wherein: the transmission device comprises a sleeve and a transmission shaft with teeth on the outer side surface, and the left end of the transmission shaft is connected with the output end of the electric wrench through the sleeve.
4. A portable hoist as claimed in claim 3 for facilitating fast moving control, characterized in that: the first gear transmission mechanism comprises a first spline hole gear and two first gear assemblies meshed and connected with the first spline hole gear, the right end of the transmission shaft is connected with the first spline hole gear, and the outer side face of the transmission shaft is meshed and connected with the two first gear assemblies.
5. The portable block for facilitating quick movement control of claim 4, wherein: and a first steel sleeve is arranged between the first spline hole gear and the shell and between the first gear assembly and the shell in a matched manner.
6. The portable block for facilitating quick movement control of claim 1, further comprising: the second gear transmission mechanism comprises a second splined hole gear and two second piece gear assemblies which are meshed and connected with the second splined hole gear, the outer side of the right end of the long shaft is meshed and connected with the two second piece gear assemblies, and the long shaft penetrates through the middle of the second splined hole gear and is fixedly connected with the second splined hole gear.
7. The portable block for facilitating quick movement control of claim 6, wherein: and second steel sleeves are arranged between the long shaft and the shell and between the second sheet gear assembly and the shell in a matching way.
8. The portable block for facilitating quick movement control of claim 1, further comprising: the brake mechanism comprises a ratchet wheel, friction plates, a torsion spring and a pawl, wherein the ratchet wheel and the pawl are meshed and connected with each other, the ratchet wheel is connected with a brake seat, the pawl and the torsion spring correspond to each other one by one and are installed in the shell through pawl shafts, the pawl shafts are connected with the guide wheel, the friction plates are 2 in number and are respectively located on the left side and the right side of the ratchet wheel, and two ends of the spring abut against between a brake nut and the friction plates located on the left side of the ratchet wheel.
9. The portable block for facilitating quick movement control of claim 1, further comprising: the left end of the long shaft is connected with the brake nut through a cam, and a gasket is arranged between the cam and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020467790.5U CN211920746U (en) | 2020-04-02 | 2020-04-02 | Portable hoist convenient to quick travel control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020467790.5U CN211920746U (en) | 2020-04-02 | 2020-04-02 | Portable hoist convenient to quick travel control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211920746U true CN211920746U (en) | 2020-11-13 |
Family
ID=73349077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020467790.5U Active CN211920746U (en) | 2020-04-02 | 2020-04-02 | Portable hoist convenient to quick travel control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211920746U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332975A (en) * | 2020-04-02 | 2020-06-26 | 杭州契卡拉起重机械有限公司 | Portable hoist convenient to quick travel control |
| CN113233362A (en) * | 2021-05-07 | 2021-08-10 | 维多利科技（江苏）有限公司 | Chain block who easily carries |
-
2020
- 2020-04-02 CN CN202020467790.5U patent/CN211920746U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332975A (en) * | 2020-04-02 | 2020-06-26 | 杭州契卡拉起重机械有限公司 | Portable hoist convenient to quick travel control |
| CN113233362A (en) * | 2021-05-07 | 2021-08-10 | 维多利科技（江苏）有限公司 | Chain block who easily carries |
| CN113233362B (en) * | 2021-05-07 | 2022-05-17 | 维多利科技（江苏）有限公司 | Chain block who easily carries |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211920746U (en) | Portable hoist convenient to quick travel control | |
| CN111332975A (en) | Portable hoist convenient to quick travel control | |
| CN201206465Y (en) | Lifting and rotating coal cutting machine | |
| CN116119563B (en) | Chain block with labor-saving structure and implementation method thereof | |
| CN209835496U (en) | Double-hook chain block with braking structure | |
| CN217437636U (en) | Quick lifting device for heavy object | |
| CN115849230A (en) | Anti-falling safety braking device for cabin module lifting | |
| CN210559113U (en) | Auxiliary hoisting tool for mounting power equipment | |
| CN216583960U (en) | Quick elevating gear of hand hoist | |
| CN205892607U (en) | Lever block that can go up and down fast during no -load | |
| CN210366691U (en) | Operation type electric hoist | |
| CN214327057U (en) | Lifting hanging basket of overhead working truck | |
| CN212828755U (en) | Novel tower body is from climbing device | |
| CN210825146U (en) | Steel wire rope anti-swing device of explosion-proof single-beam crane | |
| CN201010410Y (en) | Manual cage moving device of gearless traction machine | |
| CN2767411Y (en) | Man-driven lifting gearing | |
| CN106006437A (en) | Lever hoist capable of quickly ascending and descending in no-load state | |
| CN201377310Y (en) | Cluster well load counterbalance energy-saving pumping system | |
| CN207330217U (en) | A kind of Cam clamping type hanging device | |
| CN109132916B (en) | Winch for overhauling | |
| CN221565635U (en) | Wire rope electric hoist | |
| CN214653271U (en) | Lever block with high safety | |
| CN218841628U (en) | Portable lifting device for power transmission live working | |
| CN219990936U (en) | Connecting rod lifting tool for medium-speed diesel engine | |
| CN221543944U (en) | Assembled building hoisting accessory |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |