CN209853624U - Suspender lifting machine with overspeed anti-falling function - Google Patents
Suspender lifting machine with overspeed anti-falling function Download PDFInfo
- Publication number
- CN209853624U CN209853624U CN201920258946.6U CN201920258946U CN209853624U CN 209853624 U CN209853624 U CN 209853624U CN 201920258946 U CN201920258946 U CN 201920258946U CN 209853624 U CN209853624 U CN 209853624U
- Authority
- CN
- China
- Prior art keywords
- brake
- connecting block
- board
- articulated
- roller
- 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
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model discloses a jib lifting machine with function of preventing falling hypervelocity relates to jib lifting machine technical field, through setting up manual brake device, when motor stall, the roller is rotational at an excessive speed, and operating personnel only need press the handle downwards, can in time embrace the brake, prevents to hang the object on the serving and weighs down ground at a high speed, and the loss of property or even casualties accident that probably causes is favorable to improve equipment's security.
Description
Technical Field
The utility model relates to a jib lifting machine technical field, concretely relates to jib lifting machine with overspeed prevents falling function.
Background
The suspender hoister is suitable for places such as large and medium-sized studios, theaters, stage performances, stadiums and the like, can be used for lifting various curtains, lamps and scenes, and can reduce the labor intensity of operators. The existing suspender hoister has a great number of defects, for example, if the motor of the suspender elevator runs and stalls, the roller continuously rotates to cause great danger, objects hung on the coiled rope can fall down to the ground, so that property loss or even casualties are caused, and the safety is kept to be promoted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a jib lifting machine with function of falling is prevented to hypervelocity, if the motor that mentions current jib lifting machine in solving above-mentioned background art stalls, the roller continues to rotate and then can cause very big danger, hangs the object on the serving rope and probably falls toward ground, causes the loss of property or even casualties, and the security remains to be promoted. To a problem of (a). The utility model adopts the technical scheme as follows:
the utility model provides a jib lifting machine with function of preventing falling hypervelocity, includes motor, mount pad and roller, still includes the manual device of braking of embracing, the manual device of stopping is including embracing the board one of stopping, embracing the board two of stopping, brake lever, connecting rod one and connecting rod two, embrace the board one of stopping, embrace the board two and locate the below of roller, embrace the left end of board one of stopping and articulate with connecting rod one, the right-hand member is articulated with the mount pad, embrace the left end of board two and articulate with the mount pad, the right-hand member is articulated with connecting rod two, the right-hand member of brake lever is articulated with connecting rod two, left end and a connecting rod rigid coupling, and the middle part is articulated with the mount pad, the left end of brake lever still is.
The utility model discloses a theory of operation: when the motor stalls, the roller rotates in an overspeed manner, an operator only needs to press the handle downwards, the left end of the brake rod moves downwards to drive the connecting rod to move downwards and drive the left end of the first brake plate hinged with the left end of the first brake plate to move downwards, the right end of the first brake plate is hinged with the mounting seat, so that the first brake plate rotates for a certain angle around a hinge point of the right end until the first brake plate is contacted with the upper end of the roller, the middle part of the brake rod is hinged with the mounting seat, so that the right end of the brake rod moves upwards due to the lever principle, the right end of the brake rod is hinged with the second connecting rod, the right end of the second brake plate is also hinged with the second connecting rod, so that the right end of the brake rod moves upwards, the second connecting rod drives the second right end of the second brake plate to move upwards, the left end of the second brake plate is hinged with the mounting seat, so that the second brake plate rotates, The lower part is contacted to prevent the roller from continuing to rotate, thereby achieving the purposes of timely braking, preventing objects hung on the winding rope from falling to the ground at high speed and possibly causing property loss and even casualty accidents, and being beneficial to improving the safety of equipment.
Furthermore, an arc support plate is arranged on one side, close to the roller, of the first brake holding plate.
Furthermore, an arc support plate is arranged on one side, close to the roller, of the second brake holding plate.
Furthermore, the arc-shaped support plate is also provided with an anti-skid pad.
Further, the upper right side of the mounting seat is provided with a first connecting block, the lower left side of the mounting seat is provided with a second connecting block, the lower side of the mounting seat is provided with a third connecting block, and the first connecting block, the second connecting block and the third connecting block are fixedly connected with the mounting seat.
Furthermore, the first connecting block is hinged to the right end of the band-type brake plate, the second connecting block is hinged to the left end of the band-type brake plate, and the third connecting block is hinged to the middle of the brake rod.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a set up manual brake device, when the motor stall, the roller overspeed rotation, operating personnel only need press the handle downwards, can in time embrace the brake, prevent to hang the high-speed land of falling of object on the serving, and the loss of property or even casualties accident that probably causes is favorable to improve equipment's security.
2. The utility model discloses in one side that is close to the roller on the armful board of stopping is equipped with the arc extension board, one side that is close to the roller on the armful board of stopping two is equipped with the arc extension board, and the laminating roller that the arc extension board can be better, the area of contact of increase and roller forms bigger resistance to reach better braking effect.
3. The utility model discloses in still be equipped with the slipmat on the arc extension board, the slipmat plays the effect of increase resistance, can make one of band-type brake board and band-type brake board play better braking effect to the roller.
4. The utility model discloses in the mount pad upper right side is equipped with connecting block one, and left side below is equipped with connecting block two, and the below is equipped with connecting block three, connecting block one, connecting block two, connecting block three all with the mount pad rigid coupling, connecting block one with embrace that board right-hand member of stopping is articulated, connecting block two with embrace that two left ends of board of stopping are articulated, connecting block three is articulated with the brake lever middle part, makes the connecting rod push down one through pressing down the handle, makes embrace board one of stopping and roller contact, and connecting rod two lifts on owing to the brake lever utilizes lever principle, makes embrace board two and roller contact of stopping to reach the braking purpose.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
labeled as: the brake comprises a motor 1, a mounting seat 2, a roller 3, a manual brake device 4, a brake plate I5, a brake plate II 6, a brake rod 7, a connecting rod I8, a connecting rod II 9, an arc-shaped support plate 10, an antiskid pad 11, a handle 12, a connecting block I13, a connecting block II 14 and a connecting block III 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
The utility model provides a jib lifting machine with function of preventing falling hypervelocity, includes motor 1, mount pad 2 and roller 3, still includes manual armful device 4 of stopping, manual armful device 4 of stopping is including embracing the board of stopping one 5, embracing two 6, brake lever 7, connecting rod one 8 and connecting rod two 9, embrace the board of stopping one 5, embrace two 6 minutes of board of stopping and locate roller 3's below from top to bottom, embrace the left end of board one 5 of stopping and link one 8 articulated, the right-hand member is articulated with mount pad 2, embrace the left end of board two 6 of stopping and link 2 articulated, the right-hand member is articulated with connecting rod two 9, the right-hand member of brake lever 7 is articulated with connecting rod two 9, the left end and link one 8 rigid couplings, middle part and mount pad 2 articulated, the left end of brake lever 7 still is equipped with handle 12.
The utility model discloses a theory of operation: when the motor 1 stalls, the roller 3 rotates in an overspeed manner, an operator only needs to press down the handle 12, the left end of the brake rod 7 moves down to drive the connecting rod I8 to move down, the left end of the brake plate I5 hinged with the brake rod I is driven to move down, the right end of the brake plate I5 is hinged with the mounting seat 2, the brake plate I5 rotates a certain angle around a hinge point of the right end until the brake plate I5 contacts with the upper end of the roller 3, the right end of the brake plate II 6 is hinged with the connecting rod II 9 due to the fact that the middle part of the brake rod 7 is hinged with the mounting seat 2, the right end of the brake rod 7 moves upwards under the lever principle, the right end of the brake plate II 7 is hinged with the connecting rod II 9, the right end of the brake rod II 7 moves upwards, the connecting rod II 9 drives the right end of the brake plate II 6 to move upwards, the left end of the brake plate II 6 is hinged with the mounting seat 2, and the brake plate II 6 rotates a, at the moment, the first 5 and the second 5 of the brake plates are respectively contacted with the upper part and the lower part of the roller 3 to prevent the roller 3 from continuously rotating, so that the purposes of timely braking, preventing objects hung on the winding rope from falling to the ground at a high speed and possibly causing property loss and even casualty accidents are achieved, and the safety of equipment is improved.
Example 2
On embodiment 1's basis, furtherly, one side that is close to roller 3 on the board 5 of band-type braking is equipped with arc extension board 10, one side that is close to roller 3 on the board two 6 of band-type braking is equipped with arc extension board 10, and laminating roller 3 that arc extension board 10 can be better, the increase and roller 3's area of contact form bigger resistance to reach better braking effect.
Example 3
On the basis of embodiment 1, further, the arc-shaped support plate 10 is further provided with the non-slip mat 11, and the non-slip mat 11 plays a role in increasing resistance, so that the first band-type brake plate 5 and the second band-type brake plate 6 can play a better braking effect on the roller 3.
Example 4
On embodiment 1's basis, furtherly, 2 upper right sides of mount pad are equipped with connecting block one 13, and left side below is equipped with connecting block two 14, and the below is equipped with connecting block three 15, connecting block one 13, connecting block two 14, connecting block three 15 all with mount pad 2 rigid couplings, connecting block one 13 with embrace that the board of stopping 5 right-hand members are articulated, connecting block two 14 with embrace that the board of stopping 6 left ends are articulated, connecting block three 15 is articulated with 7 middle parts of brake lever, make connecting rod one 8 push down through pressing down handle 12, make embrace that board one 5 contacts with roller 3, connecting rod two 9 because brake lever 7 utilizes the lever principle to lift, make embrace that board two 6 and roller 3 contact to reach the braking mesh.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalent changes and modifications may be made to some of the technical features of the embodiments, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principles of the present invention are all within the scope of the present invention.
Claims (6)
1. The utility model provides a jib lifting machine with overspeed anti-falling function, includes motor (1), mount pad (2) and roller (3), its characterized in that still includes manual brake device (4), manual brake device (4) are including embracing brake board (5), embrace brake board two (6), brake lever (7), connecting rod (8) and connecting rod two (9), embrace brake board one (5), embrace brake board two (6) and locate the upper and lower side of roller (3) respectively, the left end of embracing brake board one (5) is articulated with connecting rod one (8), and the right-hand member is articulated with mount pad (2), the left end of embracing brake board two (6) is articulated with mount pad (2), and the right-hand member is articulated with connecting rod two (9), the right-hand member of brake lever (7) is articulated with connecting rod two (9), and the left end is with connecting rod one (8) rigid coupling, and the middle part is articulated with mount pad (2), the left end of the brake rod (7) is also provided with a handle (12).
2. The boom hoist with overspeed fall prevention function as claimed in claim 1, wherein the first brake plate (5) is provided with an arc-shaped support plate (10) on one side close to the drum (3).
3. The boom hoist with overspeed fall prevention function as claimed in claim 1, wherein the second brake plate (6) is also provided with an arc-shaped support plate (10) on the side close to the roller (3).
4. A boom hoist with overspeed fall arrest function as claimed in claim 2 or 3, characterized in that said arc shaped support plate (10) is further provided with a non-slip mat (11).
5. The boom hoist with the overspeed anti-falling function is characterized in that a first connecting block (13) is arranged on the upper right side of the mounting seat (2), a second connecting block (14) is arranged on the lower left side of the mounting seat, a third connecting block (15) is arranged below the mounting seat, and the first connecting block (13), the second connecting block (14) and the third connecting block (15) are fixedly connected with the mounting seat (2).
6. The boom hoist with overspeed anti-falling function is characterized in that the first connecting block (13) is hinged with the right end of the first brake plate (5), the second connecting block (14) is hinged with the left end of the second brake plate (6), and the third connecting block (15) is hinged with the middle of the brake rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258946.6U CN209853624U (en) | 2019-02-28 | 2019-02-28 | Suspender lifting machine with overspeed anti-falling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258946.6U CN209853624U (en) | 2019-02-28 | 2019-02-28 | Suspender lifting machine with overspeed anti-falling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209853624U true CN209853624U (en) | 2019-12-27 |
Family
ID=68932427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920258946.6U Active CN209853624U (en) | 2019-02-28 | 2019-02-28 | Suspender lifting machine with overspeed anti-falling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209853624U (en) |
-
2019
- 2019-02-28 CN CN201920258946.6U patent/CN209853624U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112249923A (en) | Roof frame crane for building construction | |
| CN209853624U (en) | Suspender lifting machine with overspeed anti-falling function | |
| CN213802610U (en) | Hydraulic control device of crane | |
| CN210134798U (en) | Multifunctional high-rise efficient rescue fire-fighting aerial ladder | |
| CN217894865U (en) | Novel round annular sling | |
| CN114684730B (en) | Hoisting device for transferring or lifting steel structural part | |
| CN213416212U (en) | Combined pneumatic triangular rescue frame | |
| CN206266036U (en) | Safety linkage device of building construction person and material elevator | |
| CN217051539U (en) | Fire-fighting and rescue on-site mobile command platform | |
| CN111891873B (en) | Elevator brake assembly | |
| CN210885046U (en) | Tower crane jacking anti-overturning device | |
| CN2392750Y (en) | Device for stopping and berthing at will lifter basket | |
| CN112299256A (en) | Hoisting equipment with stable form hoisting device | |
| CN217600316U (en) | Suspension type aerial working equipment | |
| CN201351087Y (en) | Crane | |
| CN212356356U (en) | Hoisting mechanism with constant power control device | |
| CN220886704U (en) | Adjustable crane hook | |
| CN217732448U (en) | Steel sheet removes hoisting accessory for building installation | |
| CN216190572U (en) | Crane with good stability | |
| CN219807714U (en) | Building crane | |
| CN214693033U (en) | Steel wire rope driving elevator with emergency anti-falling structure | |
| CN204737679U (en) | Elevator brake device that declutches | |
| CN213834454U (en) | Lifting device convenient for decoration | |
| CN111017777B (en) | Fire-fighting pipeline hoist device | |
| CN218290284U (en) | Lifting operation platform with low accident rate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |