CN208932869U - Multi-purpose bidirectional crane - Google Patents
Multi-purpose bidirectional crane Download PDFInfo
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- CN208932869U CN208932869U CN201821658175.1U CN201821658175U CN208932869U CN 208932869 U CN208932869 U CN 208932869U CN 201821658175 U CN201821658175 U CN 201821658175U CN 208932869 U CN208932869 U CN 208932869U
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- rope
- hoist
- driving wheel
- sheave
- contact roller
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Abstract
The utility model discloses a kind of multi-purpose bidirectional crane, the chain sling includes hoist cabinet, driving wheel, hoist rope, conductor rope hold-down mechanism, and driving wheel is arranged on hoist cabinet, and hoist cable loop is wound on driving wheel；The conductor rope hold-down mechanism includes conductor rope bracket, contact roller, sheave, rope guide, conductor rope bracket is arranged on hoist cabinet, rope guide is fixed on conductor rope bracket, contact roller and sheave are symmetricly set on conductor rope bracket, the corresponding corner for being located at carrying rope and indexing into and drawing of sheave, the corresponding outside for being located at sheave of contact roller.After adopting the above structure, have many advantages, such as that application range is big, any hoist rope can use, it is unilateral to be used for and bilateral hang but also be used for inclined-plane or horizontally tracting.
Description
Technical field
The utility model relates to lifting equipment field, especially one kind can be used for unilateral lifting cargo but also both sides simultaneously
Lifting cargo, the multi-purpose bidirectional crane that can be used for inclined-plane or horizontally tracting cargo.
Background technique
The lifting equipment being known to use on the market at present is all elevator structure, and typical structure mode is with constant volume reel
Power output part is promoted, realizes that load promotes operation, limit of the operation stroke by reel capacity according to the wirerope of its winding
System, it is impossible to realize the unlimited promotion operation of superelevation, overlength even stroke, let alone realize two-way hoist.In view of the above-mentioned problems,
It is the two-way crane of multifunctional safe rope we have developed a kind of Authorization Notice No. CN105174116B, patent name, thoroughly changes
Into chain sling, the chain sling includes end cap, driving wheel, guide wheel, contact roller, and the excircle of driving wheel is equipped with V
Shape slot is embedded with several straight pins of circle distribution on the V-shaped groove of driving wheel, and straight pin is divided into two V-shaped groove, V-shaped groove it is outer
The size of side and safety rope matches, and the inside of V-shaped groove forms vented cavity, and vented cavity is equipped with heat dissipation ventilation hole, safe becket bridle
It is wound on the V-shaped groove of driving wheel, is equipped between end cap and speed change gear and matches on V-shaped groove and press the several of safety rope
Guide wheel is correspondingly provided with the contact roller matched in the end cap that safety rope introduced and drew corner；Its main feature is that mechanical efficiency is high,
It is easy for assemble or unload, change traditional elevator structure, goes up and down promotion cargo using safety rope and be applicable to various places, not by length
Limitation can go up and down simultaneously promotion cargo with both sides.
But the two-way crane of multifunctional safe rope there is problems in use: first is that since the structure can only
Using safety rope, safety rope is made of special fibre or high polymer polyethylene fiber, and hot environment and sun insolation place are not
It can use, the rope of other hoists such as wirerope etc. cannot use, and application range is caused to be very limited.Second is that due to the knot
It is contacted by safety rope with driving wheel and contact roller when structure hoist and generates biggish frictional force, when can be only achieved brake under weight
It is sliding, but the hot probability of the bigger safety rope friction of frictional force is also bigger, causes to be severely impacted when long-time hoist, anti-skid structure
Need to be further increased.
It develops and grinds in view of the above-mentioned problems, many manufacturers and knowledgeable people have put into a large amount of man power and material
System, but there has been no comparatively ideal products to emerge so far.
Summary of the invention
To overcome existing lifting equipment above shortcomings, the purpose of the utility model is to provide a kind of structures simply to close
It manages, is safe and reliable, easy for assemble or unload, any hoist rope can use, can be used for unilateral and bilateral lifting cargo
It can be used for the multi-purpose bidirectional crane of inclined-plane or horizontally tracting again.
The utility model solves technical solution used by above-mentioned technical problem, it includes motor, chain sling, speed change dress
It sets, the chain sling includes hoist cabinet, driving wheel, hoist rope, hook assembly, conductor rope hold-down mechanism, and driving wheel can
It is rotatably arranged at the top of hoist cabinet, hoist cable loop is wound on driving wheel, and hook assembly is fixed on the one of hoist rope
End or both ends；The conductor rope hold-down mechanism includes conductor rope bracket, contact roller, sheave, rope guide, and conductor rope bracket can control pendulum
Be arranged on the hoist cabinet below driving wheel dynamicly, rope guide be fixed on conductor rope bracket and be located at two sides hoist rope it
Between, contact roller and sheave are symmetricly set on conductor rope bracket, are correspondingly provided on sheave and contact roller and are cooperated with hoist rope
V-shaped groove, the corresponding corner for being located at carrying rope and indexing into and draw driving wheel of sheave, contact roller is corresponding to be located at sheave
Outside, when the hook assembly Under-Slung Loads of hoist rope one end, the hoist rope of the side is led by the sheave drive of the side
Rope support generates deflection, and the contact roller of the other side is made to compress the hoist rope of the other side, and lifting cargo is heavier, the pressure of contact roller
Clamp force is also bigger, to achieve the purpose that prevent cargo from gliding.
The further scheme of the utility model, the driving wheel include intermediate fluted disc and are fixed on intermediate fluted disc two sides
Left and right fixed disk, left and right fixed disk and intermediate fluted disc constitute V-shaped groove, the size phase of V-shaped groove and hoist rope on outer circumference
Matching, the slot bottom of V-shaped groove are the uniformly distributed smooth gear teeth of intermediate fluted disc excircle, are evenly equipped in the left and right fixed disk of V-shaped groove two sides
Guide groove, guide groove is down along the bottom extended between adjacent teeth and forms heat dissipation channel.
The further scheme of the utility model is equipped with the rope for preventing hoist rope to be detached from above the driving wheel
Shield makes hoist rope always on driving wheel.
The corresponding two sides for being mounted on chain sling of the further scheme of the utility model, the motor and speed change gear,
The connection of the output end of motor output shaft and speed change gear, transmission output shaft are set on motor output shaft, and driving wheel is fixed
On transmission output shaft, motor drives speed change gear to rotate by motor output shaft, and speed change gear is defeated by speed change gear
Shaft drives driving wheel rotation.
The further scheme of the utility model, the top of the hoist cabinet are equipped with hook pivot pin, link up with and connect on pivot pin
There is hook, hook is with hook assembly on same plane of constraint.
The further scheme of the utility model, the lower part of the hoist cabinet are equipped with limit control piece, hook assembly top
Hoist rope be equipped with and the limit clump weight that matches of limit control piece.
The further scheme of the utility model, the lower part of the motor are equipped with control box, control and be correspondingly provided with and limit in box
The limit switch up and down of position control piece cooperation, limit clump weight touch the corresponding control of limit control piece when rising by lifting cargo
Upper and lower limit switch work, controls and is connected with control handle on box.
The further scheme of the utility model, the hoist rope are wirerope, safety rope, nylon rope or climbing rope.
After adopting the above structure, it has the following advantages compared with prior art and effect: first is that changing traditional lifting equipment volume
Structure is raised, hoist rope is easy for installation, and hoist length by reel capacity limit, does not solve existing elevator structure upper air installing goods
Object and inclined-plane or horizontally tracting cargo cannot superelevation, the problem of overlength promotion.Second is that hoist rope can use and active
Wheel V-shaped groove matches while with wirerope, safety rope, nylon rope or the climbing rope etc. within the scope of load-bearing, and any hoist rope is all
It can be used, operator can random replacement and installation simple as needed, conveniently, safe.Third is that using left and right fixed disk
V-shaped groove is constituted on outer circumference with intermediate fluted disc, the slot bottom of V-shaped groove is the uniformly distributed smooth gear teeth of intermediate fluted disc excircle, V-shaped groove
Guide groove is evenly equipped in the left and right fixed disk of two sides, guide groove is down along the bottom extended between adjacent teeth and forms heat dissipation channel,
First of anti-skidding effect is realized with the V-shaped groove cooperation on driving wheel when hoist rope Under-Slung Loads；The hoist rope of the side is logical
The sheave for crossing the side drives conductor rope bracket to generate deflection, and makes the hoist rope of the contact roller compression other side of the other side, real
The existing anti-skidding effect of second, so as to prevent cargo from gliding.Fourth is that solve hoist rope ordinary for Bidirectional up-down lifting cargo
The probability of service failure, while mechanical efficiency is improved, the labor intensity of operator can be mitigated to the maximum extent.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model.
Fig. 2 is fit structure schematic diagram when the utility model chain sling does not lift cargo.
Fig. 3 is fit structure schematic diagram when the utility model chain sling lifts cargo.
Fig. 4 is the schematic perspective view of the utility model conductor rope hold-down mechanism.
Fig. 5 is the decomposition texture schematic diagram of the utility model driving wheel.
Fig. 6 is the fit structure schematic diagram of the utility model driving wheel.
Wherein 1 hook, 2 hook pivot pins, 3 chain slings, 4 speed change gears, 5 motors, 6 control boxes, 7 limit control pieces, 8 hang
Weight rope, 9 limit clump weights, 10 hook assemblies, 11 control handles, 12 conductor rope hold-down mechanisms, 13 rope shields, 14 actively
Wheel, 15 hoist cabinets, 16 motor output shafts, 17 transmission output shafts, 18 contact rollers, 19 sheaves, 20 conductor rope brackets, 21 lead
Rope device, 22 intermediate fluted discs, 23 fixed disks, 24 guide grooves.
Specific embodiment
Shown in Fig. 1 to Fig. 6, be the utility model multi-purpose bidirectional crane specific embodiment, it include motor 5,
Chain sling 3, speed change gear 4, the chain sling 3 include hoist cabinet 15, driving wheel 14, hoist rope 8, hook assembly
10, conductor rope hold-down mechanism 12, driving wheel 14 are rotatably arranged in the top of hoist cabinet 15, and hoist rope 8 is looped around actively
On wheel 14, hook assembly 10 is fixed on the one or both ends of hoist rope 8；The conductor rope hold-down mechanism 12 includes conductor rope bracket
20, the hoist below driving wheel 14 can be arranged in contact roller 18, sheave 19, rope guide 21, conductor rope bracket 20 with swinging
On cabinet 15, rope guide 21 is fixed on conductor rope bracket 20 and between two sides hoist rope 8, and rope guide 21, which can be convenient, to be hung
The introducing and extraction of weight rope 8, contact roller 18 and sheave 19 are symmetricly set on conductor rope bracket 20, sheave 19 and contact roller
The V-shaped groove cooperated with hoist rope 8 is correspondingly provided on 18, the corresponding hoist rope 8 that is located at of sheave 19 introduces and draw driving wheel
14 corner, the corresponding outside for being located at sheave 19 of contact roller 18, sheave 19 and contact roller 18 can play hoist rope 8
Guiding role can be played to hoist rope 8 to compression and guiding role, rope guide 21.When the suspension hook group of 8 one end of hoist rope
When 10 Under-Slung Loads of part, the hoist rope 8 of the side drives conductor rope bracket 20 to generate deflection by the sheave 19 of the side, and makes another
The contact roller 18 of side compresses the hoist rope 8 of the other side, and lifting cargo is heavier, and the pressing force of contact roller is also bigger, to reach
To the purpose for preventing cargo from gliding.The hoist rope 8 is wirerope, safety rope, nylon rope or climbing rope etc., and different hangs
Weight rope 8 can use, the further expansion use scope of equipment.
In order to further increase non-skid property, the driving wheel 14 is including intermediate fluted disc 22 and is fixed on intermediate fluted disc
The left and right fixed disk 23 of 22 two sides, left and right fixed disk 23 and intermediate fluted disc 22 constitute V-shaped groove, V-shaped groove and hoist on excircle
The size of rope 8 matches, and the slot bottom of V-shaped groove is the uniformly distributed smooth gear teeth of intermediate 22 excircle of fluted disc, the left and right of V-shaped groove two sides
Guide groove 24 is evenly equipped in fixed disk 23, guide groove 24 is down along the bottom extended between adjacent teeth and forms heat dissipation channel, thus
Solve the problems, such as the hot influence hoist of friction.
In order to guarantee the reliability used, the top of the driving wheel 14 is equipped with the rope for preventing hoist rope 8 to be detached from
Rope shield 13 makes hoist rope 8 always on driving wheel 14.
In order to guarantee equipment hanging balancing, the motor 5 and the corresponding two sides for being mounted on chain sling 3 of speed change gear 4,
Motor output shaft 16 is connect with the output end of speed change gear 4, and transmission output shaft 17 is set on motor output shaft 16, actively
Wheel 14 is fixed on transmission output shaft 17, and motor 5 drives speed change gear 4 to rotate by motor output shaft 16, speed change gear 4
Driving wheel 14 is driven to rotate by transmission output shaft 17.
In order to facilitate the operation of use, the top of the hoist cabinet 15 is equipped with hook pivot pin 2, links up with and is connected on pivot pin 2
Hook 1, hook 1 is with hook assembly 10 on same plane of constraint.
Safe and reliable to operation in hoisting process in order to guarantee, the lower part of the hoist cabinet 15 is equipped with limit control piece 7, hangs
The hoist rope 8 of 10 top of hook assembly is equipped with the limit clump weight 9 matched with limit control piece 7.The lower part of the motor 5
Equipped with control box 6, the limit switch up and down for being correspondingly provided in box 6 and cooperating with limit control piece 7 is controlled, limit clump weight 9 passes through
It lifts the corresponding limit switch up and down that controls of touch limit control piece 7 when cargo rises to work, controls and be connected with control handle on box 6
11。
The above, only specific embodiment of the utility model, not makes in any form the utility model
Limitation, on the basis of not departing from the technical solution of the utility model, made simple modification, equivalent variations or modification are fallen
Enter the protection scope of the utility model.
Claims (8)
1. a kind of multi-purpose bidirectional crane, including motor (5), chain sling (3), speed change gear (4), it is characterized in that: described
Chain sling (3) include hoist cabinet (15), driving wheel (14), hoist rope (8), hook assembly (10), conductor rope compacting machine
Structure (12), driving wheel (14) are rotatably arranged in the top of hoist cabinet (15), and hoist rope (8) is looped around driving wheel (14)
On, hook assembly (10) is fixed on the one or both ends of hoist rope (8)；The conductor rope hold-down mechanism (12) includes conductor rope branch
Driving wheel can be arranged in swinging in frame (20), contact roller (18), sheave (19), rope guide (21), conductor rope bracket (20)
(14) on the hoist cabinet (15) below, rope guide (21) is fixed on conductor rope bracket (20) and is located at two sides hoist rope (8)
Between, contact roller (18) and sheave (19) are symmetricly set on conductor rope bracket (20), on sheave (19) and contact roller (18)
It is correspondingly provided with the V-shaped groove with hoist rope (8) cooperation, corresponding be located at hoist rope (8) of sheave (19) introduce and draw actively
Take turns the corner of (14), the corresponding outside for being located at sheave (19) of contact roller (18), when the hook assembly of hoist rope (8) one end
(10) when Under-Slung Loads, the hoist rope (8) of the side drives conductor rope bracket (20) to generate deflection by the sheave (19) of the side,
And the hoist rope (8) for making the contact roller (18) of the other side compress the other side prevents cargo from gliding.
2. multi-purpose bidirectional crane according to claim 1, it is characterized in that: the driving wheel (14) includes center tooth
Disk (22) and the left and right fixed disk (23) for being fixed on intermediate fluted disc (22) two sides, left and right fixed disk (23) and intermediate fluted disc (22)
V-shaped groove is constituted on excircle, V-shaped groove and the size of hoist rope (8) match, and the slot bottom of V-shaped groove is intermediate fluted disc (22)
The excircle uniformly distributed smooth gear teeth are evenly equipped with guide groove (24) in the left and right fixed disk (23) of V-shaped groove two sides, guide groove (24) down along
It extends to the bottom between adjacent teeth and forms heat dissipation channel.
3. multi-purpose bidirectional crane according to claim 1, it is characterized in that: the top of the driving wheel (14) is installed
There is the rope shield (13) for preventing hoist rope (8) to be detached from, makes hoist rope (8) always on driving wheel (14).
4. multi-purpose bidirectional crane according to claim 1, it is characterized in that: the motor (5) and speed change gear (4)
The corresponding two sides for being mounted on chain sling (3), motor output shaft (16) are connect with the output end of speed change gear (4), speed change gear
Output shaft (17) is set on motor output shaft (16), and driving wheel (14) is fixed on transmission output shaft (17), motor (5)
Speed change gear (4) rotation is driven by motor output shaft (16), speed change gear (4) drives master by transmission output shaft (17)
Driving wheel (14) rotation.
5. multi-purpose bidirectional crane according to claim 1, it is characterized in that: the top of the hoist cabinet (15) is equipped with
It links up with pivot pin (2), is connected with hook (1) on hook pivot pin (2), hook (1) is with hook assembly (10) in same plane of constraint
On.
6. multi-purpose bidirectional crane according to any one of claims 1 to 5, it is characterized in that: the hoist cabinet (15)
Lower part be equipped with limit control piece (7), the hoist rope (8) above hook assembly (10) is equipped with and limit control piece (7) phase
The limit clump weight (9) of cooperation.
7. multi-purpose bidirectional crane according to claim 6, it is characterized in that: the lower part of the motor (5) is equipped with control
Box (6), the interior limit switch up and down being correspondingly provided with limit control piece (7) cooperation of control box (6), limit clump weight (9) pass through
It lifts the corresponding limit switch up and down that controls of touch limit control piece (7) when cargo rises to work, is connected with control in control box (6)
Handle (11).
8. multi-purpose bidirectional crane according to claim 7, it is characterized in that: the hoist rope (8) be wirerope,
Safety rope, nylon rope or climbing rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658175.1U CN208932869U (en) | 2018-10-12 | 2018-10-12 | Multi-purpose bidirectional crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658175.1U CN208932869U (en) | 2018-10-12 | 2018-10-12 | Multi-purpose bidirectional crane |
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| Publication Number | Publication Date |
|---|---|
| CN208932869U true CN208932869U (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821658175.1U Active CN208932869U (en) | 2018-10-12 | 2018-10-12 | Multi-purpose bidirectional crane |
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| CN (1) | CN208932869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019390A (en) * | 2018-10-12 | 2018-12-18 | 浙江永天机电制造有限公司 | Multi-purpose bidirectional crane |
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2018
- 2018-10-12 CN CN201821658175.1U patent/CN208932869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019390A (en) * | 2018-10-12 | 2018-12-18 | 浙江永天机电制造有限公司 | Multi-purpose bidirectional crane |
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