CN111717827A - Rope type hoisting and lifting mechanical device - Google Patents
Rope type hoisting and lifting mechanical device Download PDFInfo
- Publication number
- CN111717827A CN111717827A CN202010613128.0A CN202010613128A CN111717827A CN 111717827 A CN111717827 A CN 111717827A CN 202010613128 A CN202010613128 A CN 202010613128A CN 111717827 A CN111717827 A CN 111717827A
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- CN
- China
- Prior art keywords
- rope
- lifting
- hoisting
- pulley
- slide block
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/02—Hoists or accessories for hoists
- B66D2700/023—Hoists
- B66D2700/025—Hoists motor operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/02—Hoists or accessories for hoists
- B66D2700/026—Pulleys, sheaves, pulley blocks or their mounting
- B66D2700/028—Pulley blocks with multiple sheaves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a rope type hoisting mechanical device, which belongs to the technical field of hoisting equipment and comprises a crane frame, a bearing platform, a rope and a hoisting motor, wherein the crane frame consists of a bottom plate, a top plate and a support column, a lifting slide block and a slide seat are arranged on the support column in a sliding manner, the bearing platform is fixed on the slide seat, two groups of pulley seats are arranged on the lifting slide block through bolts, the two groups of pulley seats are respectively arranged at two sides of the lifting slide block, a slide block fixed pulley I and a slide block fixed pulley II are arranged on each group of pulley seats, a movable pulley is arranged on the slide seat, the rope is wound around the lifting slide block, the slide block fixed pulley and the movable pulley on the slide seat, the heavy object is conveniently hoisted by hoisting tension smaller than the gravity of the heavy object on the bearing platform, the hoisting efficiency.
Description
Technical Field
The invention relates to the technical field of hoisting equipment, in particular to a rope type hoisting mechanical device.
Background
The crane is widely applied to the fields of mines, metallurgy, traffic, machinery and the like, and the heavy object is hoisted by connecting the hoisting device with the lifting hook through a rope. The existing hoisting equipment starts a vertical or vertical and horizontal working stroke after material taking, unloads the material after the material taking reaches a destination, finishes a working cycle after the material taking is carried out by an empty stroke, and then carries out secondary hoisting or carrying.
However, in the vertical working stroke, the pulling force of hoisting is generally equal to or greater than the gravity of the goods, and the heavy object can be hoisted to complete the vertical working stroke, wherein the hoisting motor of the crane needs to be replaced by a high-power device to achieve the operation, so that the cost is high, and the hoisting efficiency is low and the stability is poor.
Therefore, it is desirable to provide a rope-type hoisting and lifting mechanism, which aims to solve the above problems.
Disclosure of Invention
In view of the defects in the prior art, an embodiment of the present invention provides a rope-type hoisting and lifting mechanical device to solve the above problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a rope formula jack-up lifting machinery device, includes crane rack, load-bearing platform, rope and hoist motor, crane rack comprises bottom plate, roof and support column, it is provided with lifting slide and sliding seat to slide on the support column, load-bearing platform fixes on the sliding seat, installs two sets of pulley holders through the bolt on the lifting slide, and two sets of pulley holders are installed respectively in lifting slide's both sides, are equipped with a slider fixed pulley one and a slider fixed pulley two on every pulley holder of group, install a movable pulley on the sliding seat, the one end winding of rope is on the winding roller, and the other end of rope passes slider fixed pulley one and the slider fixed pulley two of lifting slide one side in proper order, walks around the movable pulley to pass the slider fixed pulley one and the slider fixed pulley two of lifting slide opposite side, connect on the fixed end of roof.
As a further scheme of the invention, the bottom plate is connected with the top plate through four support columns, the lifting slide block is provided with guide holes for the support columns to pass through, and the four support columns are respectively arranged in the four guide holes on the lifting slide block in a penetrating manner.
As a further scheme of the invention, the sliding seat is connected with a guide sleeve, and the guide sleeve is sleeved on the support column and arranged along the support column in a sliding manner.
As a further scheme of the invention, the sliding seat is connected with the lifting slide block through an air cylinder.
As a further scheme of the invention, the sliding seat and the lifting slide block are connected into a whole and arranged along the supporting column in a sliding manner.
As a further scheme of the invention, the sliding seat is fixed at the top of the crane frame through a screw, and the sliding seat is arranged on the crane frame in a sliding manner.
In a further aspect of the present invention, the first slider fixed pulley, the second slider fixed pulley, and the movable pulley are respectively provided with a rope groove for winding a rope.
As a further scheme of the invention, the winding roller is connected with a winding motor and is arranged on the top plate.
As a further scheme of the invention, an upper damping spring is arranged on a supporting column above the lifting slide block, and the top of the upper damping spring is fixed on a top plate.
As a further scheme of the invention, a lower damping spring is arranged on a supporting column below the sliding seat, and the bottom of the lower damping spring is fixed on the bottom plate.
In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:
according to the rope type hoisting and lifting mechanical device, the rope is wound around the lifting slide block, the slide block fixed pulley and the slide block movable pulley on the slide seat, so that a heavy object can be conveniently lifted by a hoisting tension smaller than the gravity of the heavy object on the bearing platform, the lifting efficiency is improved, and the stability is good.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the invention.
FIG. 2 is a top view of a first slider fixed pulley in the embodiment of the invention.
Fig. 3 is a schematic structural diagram of a movable pulley on a sliding seat in the embodiment of the invention.
Reference numerals: 1-crane frame, 2-bottom plate, 3-top plate, 4-support column, 5-lifting slide block, 6-guide hole, 7-bolt, 8-pulley seat, 9-slide block fixed pulley I, 10-slide block fixed pulley II, 11-guide sleeve, 12-rope groove, 13-slide seat, 14-movable pulley, 15-cylinder, 16-bearing platform, 17-upper damping spring, 18-lower damping spring, 19-rope, 20-fixed end, 21-hoisting motor and 22-winding roller.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
The technical solution of the present invention is further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, a rope type hoisting and lifting mechanical device comprises a crane frame 1, a bearing platform 16 and a hoisting motor 21, wherein the crane frame 1 is composed of a bottom plate 2, a top plate 3 and support columns 4, the bottom plate 2 and the top plate 3 are connected through four support columns 4, a lifting slider 5 and a sliding seat 13 are arranged on each support column 4 in a sliding manner, and the bearing platform 16 is fixed on the sliding seat 13; in one embodiment of the invention, the lifting slide block 5 is provided with guide holes 6 for the support columns 4 to pass through, and the four support columns 4 are respectively arranged in the four guide holes 6 on the lifting slide block 5 in a penetrating manner, so that the lifting slide block 5 can conveniently slide along the support columns 4 to realize lifting;
the sliding seat 13 is connected with a guide sleeve 11, the guide sleeve 11 is sleeved on the support column 4 and arranged along the support column 4 in a sliding manner, and the sliding seat 13 is conveniently arranged along the support column 4 in a sliding manner; in an embodiment of the present invention, the sliding seat 13 is connected to the lifting slider 5 through an air cylinder 15, wherein a piston rod of the air cylinder 15 is changed in a telescopic manner, so as to adjust a distance between the sliding seat 13 and the lifting slider 5.
As a preferred embodiment of the present invention, the sliding seat 13 and the lifting slider 5 may be connected as a whole, and when a lifting operation is performed, the sliding seat 13 and the lifting slider 5 are adjusted to be lifted simultaneously, so as to facilitate the lifting operation of a heavy object on the load-bearing platform 16.
In a preferred embodiment of the present invention, the sliding base 13 may be fixed to the top of the crane frame 1 by screws, the lifting slider 5 is fixed to the top of the crane frame 1, and only the sliding base 13 is used for sliding along the crane frame 1 to lift, so that the lifting operation of the heavy object on the load-bearing platform 16 can be achieved.
Two groups of pulley seats 8 are installed on the lifting slider 5 through bolts 7, the two groups of pulley seats 8 are installed on two sides of the lifting slider 5 respectively, a first slider fixed pulley 9 and a second slider fixed pulley 10 are arranged on each group of pulley seats 8, and the first slider fixed pulley 9 and the second slider fixed pulley 10 are arranged in a vertically staggered mode.
The sliding seat 13 is provided with a movable pulley 14, in one embodiment of the present invention, the first slider fixed pulley 9, the second slider fixed pulley 10 and the movable pulley 14 are provided with a rope groove 12 for winding a rope 19, one end of the rope 19 is wound on a winding roller 22, the winding roller 22 is connected with a winding motor 21 and is installed on the top plate 3, and the other end of the rope 19 sequentially passes through the first slider fixed pulley 9 and the second slider fixed pulley 10 on one side of the lifting slider 5, passes through the movable pulley 14, passes through the first slider fixed pulley 9 and the second slider fixed pulley 10 on the other side of the lifting slider 5, and is connected to a fixed end 20 of the top plate 3.
As a preferred embodiment of the present invention, in order to prevent the lifting slider 5 and the sliding seat 13 from colliding with the bottom plate 2 or the top plate 3 of the crane frame 1 during the lifting process, an upper damping spring 17 is installed on the supporting column 4 above the lifting slider 5, preferably, the top of the upper damping spring 17 is fixed on the top plate 3; a lower damping spring 18 is mounted on the supporting column 4 below the sliding seat 13, and preferably, the bottom of the lower damping spring 18 is fixed on the bottom plate 2.
Therefore, when a heavy object is lifted, the heavy object is placed on the bearing platform 16, the hoisting motor 21 is started, the hoisting motor 21 lifts the lifting slide block 5 and the sliding seat 13 through the rope 19, and the bearing tension of the rope 19 can be reduced through the structures of the movable pulley 14 and the fixed pulley, so that the hoisting tension of the rope 19 is smaller than the gravity of the heavy object, the lifting effect is improved, and the stability is good.
The technical principle of the present invention has been described above with reference to specific embodiments, which are merely preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. Other embodiments of the invention will occur to those skilled in the art without the exercise of inventive faculty, and such will fall within the scope of the invention.
Claims (10)
1. A rope type hoisting and lifting mechanical device comprises a crane frame (1), a bearing platform (16), a rope (19) and a hoisting motor (21), wherein the crane frame (1) consists of a bottom plate (2), a top plate (3) and a support column (4), and is characterized in that a lifting slide block (5) and a slide seat (13) are arranged on the support column (4) in a sliding manner, the bearing platform (16) is fixed on the slide seat (13), two groups of pulley seats (8) are arranged on the lifting slide block (5) through bolts (7), the two groups of pulley seats (8) are respectively arranged on two sides of the lifting slide block (5), a first slide block fixed pulley (9) and a second slide block fixed pulley (10) are arranged on each group of the pulley seats (8), a movable pulley (14) is arranged on the slide seat (13), one end of the rope (19) is wound on a winding roller (22), the other end of the rope (19) sequentially passes through the first sliding block fixed pulley (9) and the second sliding block fixed pulley (10) on one side of the lifting sliding block (5), bypasses the movable pulley (14), passes through the first sliding block fixed pulley (9) and the second sliding block fixed pulley (10) on the other side of the lifting sliding block (5) and is connected to the fixed end (20) of the top plate (3).
2. The rope-type hoisting and lifting mechanical device according to claim 1, characterized in that the bottom plate (2) and the top plate (3) are connected by four supporting columns (4), the lifting slide block (5) is provided with guide holes (6) for the supporting columns (4) to pass through, and the four supporting columns (4) are respectively arranged in the four guide holes (6) of the lifting slide block (5) in a penetrating manner.
3. Rope hoisting machinery arrangement according to claim 2, characterized in that a guide sleeve (11) is connected to the sliding seat (13), which guide sleeve (11) is fitted over the support column (4) and arranged to slide along the support column (4).
4. Rope hoisting mechanical device according to any of claims 1-3, characterized in that the sliding block (13) is connected to the lifting slide (5) by means of a cylinder (15).
5. Rope-hoisting mechanical device according to any of claims 1-3, characterized in that the sliding block (13) is connected to the lifting slider (5) in one piece and is arranged to slide along the supporting column (4).
6. Rope hoist lifting mechanism according to one of claims 1-3, characterized in that the sliding shoe (13) is fixed to the top of the crane frame (1) by means of screws, the sliding shoe (13) being slidably arranged on the crane frame (1).
7. Rope hoisting mechanical device according to claim 1, characterized in that the first slider fixed pulley (9), the second slider fixed pulley (10) and the movable pulley (14) are provided with rope grooves (12) for the rope (19) to wind.
8. Rope-hoisting machine according to claim 7, characterized in that the winding roller (22) is connected to a hoisting motor (21) and mounted on the top plate (3).
9. Rope-hoisting mechanical device according to claim 1, characterized in that an upper damping spring (17) is mounted on the supporting column (4) above the lifting slider (5), the top of the upper damping spring (17) being fixed to the top plate (3).
10. Rope-hoisting mechanical device according to claim 1, characterized in that a lower damping spring (18) is mounted on the support column (4) below the sliding seat (13), the lower damping spring (18) being fixed at its bottom to the bottom plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010613128.0A CN111717827A (en) | 2020-06-30 | 2020-06-30 | Rope type hoisting and lifting mechanical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010613128.0A CN111717827A (en) | 2020-06-30 | 2020-06-30 | Rope type hoisting and lifting mechanical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111717827A true CN111717827A (en) | 2020-09-29 |
Family
ID=72570506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010613128.0A Withdrawn CN111717827A (en) | 2020-06-30 | 2020-06-30 | Rope type hoisting and lifting mechanical device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111717827A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303180A (en) * | 2020-12-24 | 2021-02-02 | 新乡职业技术学院 | Damping device of combined type lifting equipment |
| CN112919317A (en) * | 2021-01-20 | 2021-06-08 | 湖南三一快而居住宅工业有限公司 | Transfer lifting appliance |
-
2020
- 2020-06-30 CN CN202010613128.0A patent/CN111717827A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303180A (en) * | 2020-12-24 | 2021-02-02 | 新乡职业技术学院 | Damping device of combined type lifting equipment |
| CN112919317A (en) * | 2021-01-20 | 2021-06-08 | 湖南三一快而居住宅工业有限公司 | Transfer lifting appliance |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200929 |