CN113003494A - Chain wheel with chain twisting prevention function for forklift - Google Patents
Chain wheel with chain twisting prevention function for forklift Download PDFInfo
- Publication number
- CN113003494A CN113003494A CN201911306211.7A CN201911306211A CN113003494A CN 113003494 A CN113003494 A CN 113003494A CN 201911306211 A CN201911306211 A CN 201911306211A CN 113003494 A CN113003494 A CN 113003494A
- Authority
- CN
- China
- Prior art keywords
- chain
- spring
- forklift
- fixedly connected
- spring pad
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/08—Masts; Guides; Chains
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/30—Chain-wheels
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/30—Chain-wheels
- F16H2055/306—Chain-wheels with means providing resilience or vibration damping in chain sprocket wheels
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a chain wheel with a chain anti-twisting function for a forklift, which comprises forklift fixing round steel, wherein the surface of the forklift fixing round steel is fixedly connected with the inner surface of a bearing, the outer surface of the bearing is fixedly connected with the inner surface of a chain tooth, the surface of the chain tooth is movably connected with the surface of a chain, the surface of the chain is movably connected with the surface of a chain baffle, the surface of the chain is movably connected with the surface of a chain positioning plate, and the surface of the chain positioning plate is fixedly connected with the bottom end of a connecting rod. This sprocket for fork truck with chain prevents turning round function through setting up chain cover, chain, first spring, connecting rod, chain locating plate, chain tooth, chain, passes through connecting rod and chain locating plate fixed connection with the first spring on chain cover surface, utilizes the elasticity of first spring to make the stable activity in chain tooth surface of chain, reached and can not make the chain distortion effect of damaging.
Description
Technical Field
The invention relates to the technical field of mechanical transmission, in particular to a chain wheel for a forklift with a chain anti-twisting function.
Background
A forklift is an industrial transportation vehicle, which is a wheel-type transportation vehicle for performing operations of loading, unloading, stacking, and short-distance transportation of pallet goods, and is widely used in ports, stations, airports, cargo yards, factory workshops, warehouses, distribution centers, and the like, and can enter cabins, carriages, and containers to perform operations of loading, unloading, and transporting pallet goods, and is an essential equipment for pallet transportation and container transportation.
The high-order fork truck of picking is as manned lift operation vehicle, in order to ensure the security, needs to ensure that the lifting chain keeps the tight state at the operation in-process. The current industry scheme is that a pressure sensor is adopted to detect the tension of a lifting chain, the pressure sensor is arranged on a lifting component, the tension change state of the lifting chain is judged by a signal processing component according to a signal measured by the pressure sensor, if the tension change state exceeds a certain limit, an alarm device is triggered to remind an operator of troubleshooting, and the phenomenon that a forklift is damaged or even accidents are caused due to natural falling is avoided. However, the accuracy of this detection method is not high, and the chain cannot be kept in a tight state all the time, so that the chain is easily twisted and damaged. In addition, when the forklift turns and the chain shakes due to load fluctuation in the lifting process, friction is generated between the chain and the chain teeth, and the service life of the chain is shortened.
Disclosure of Invention
The invention aims to provide a chain wheel for a forklift with a chain anti-twisting function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a chain wheel with chain anti-twisting function for a forklift comprises forklift fixed round steel, the surface of the forklift fixed round steel is fixedly connected with the inner surface of a bearing, the outer surface of the bearing is fixedly connected with the inner surface of a chain tooth, the surface of the chain tooth is movably connected with the surface of a chain, the surface of the chain is movably connected with the surface of a chain baffle, the surface of the chain is movably connected with the surface of a chain positioning plate, the surface of the chain positioning plate is fixedly connected with the bottom end of a connecting rod, the top end of the connecting rod is fixedly connected with the surface of a first spring cushion, the surface of the first spring cushion is fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with the surface of a second spring cushion, the top end of the second spring cushion is fixedly connected with the surface of a chain cover, and the surface of the chain cover is fixedly connected with the surface of a bolt, the one end of chain and the surperficial swing joint of chain connecting piece, the bottom of chain connecting piece and the one end fixed connection of threaded rod, the surface of threaded rod and the internal surface fixed connection of fork truck hoisting frame, the surface of fork truck hoisting frame and the fixed surface of third spring pad are connected, the surface of third spring pad and the one end fixed connection of second spring, the other end of second spring and the fixed surface of fourth spring pad are connected, the top of fourth spring pad and the fixed surface in chain tensioning groove are connected.
Preferably, the number of chain baffle is two, and two chain baffles use the central line of chain as the symmetry axis setting on the fixed round steel's of fork truck surface.
Preferably, the surface of the chain guard is fixedly connected with the surface of the chain baffle through a bolt.
Preferably, the surface of the forklift hoisting frame is provided with a threaded hole matched with the threaded rod.
Preferably, the end of the threaded rod remote from the chain attachment extends through an inner wall of the forklift mast and extends to the exterior of the forklift mast.
Preferably, a nut is screwed on the surface of the threaded rod.
Advantageous effects
The invention provides a chain wheel with a chain anti-twisting function for a forklift, which has the following beneficial effects:
1. this sprocket for fork truck with chain prevents turning round function, through setting up the fork truck crane boom, the second spring, the fourth spring pad, chain tensioning groove, pass through fourth spring pad and chain tensioning groove swing joint with the second spring on fork truck crane boom surface, when fork truck turns and the undulant chain shake that causes of lift in-process load, utilize the elasticity of second spring, thereby make the chain remain the state of tightening all the time, do not shake, make the wearing and tearing of chain reduce, the effect of the life of extension chain has been reached.
2. This sprocket for fork truck with chain prevents turning round function, through setting up chain cover, chain, first spring, connecting rod, chain locating plate, chain tooth, chain, passes through connecting rod and chain locating plate fixed connection with the first spring on chain cover surface, utilizes the elasticity of first spring, lets the chain locating plate sticiss the surface of chain to make the stable chain in chain tooth surface activity, reached and can not make the chain twist the effect of damaging.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
FIG. 4 is an enlarged view of the structure of the present invention at A.
In the figure: 1 forklift fixed round steel, 2 bearings, 3 chain teeth, 4 chains, 5 chain baffles, 6 chain positioning plates, 7 connecting rods, 8 first spring pads, 9 first springs, 10 second spring pads, 11 chain covers, 12 bolts, 13 chain connecting pieces, 14 threaded rods, 15 forklift lifting frames, 16 third spring pads, 17 second springs, 18 fourth spring pads, 19 chain tensioning grooves and 20 nuts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a chain wheel with chain anti-twisting function for a forklift comprises forklift fixed round steel 1, the surface of the forklift fixed round steel 1 is fixedly connected with the inner surface of a bearing 2, the outer surface of the bearing 2 is fixedly connected with the inner surface of chain teeth 3, the surface of the chain teeth 3 is movably connected with the surface of a chain 4, the surface of the chain 4 is movably connected with the surface of chain baffles 5, the number of the chain baffles 5 is two, the two chain baffles 5 are arranged on the surface of the forklift fixed round steel 1 by taking the central line of the chain 4 as a symmetry axis, the surface of the chain 4 is movably connected with the surface of a chain positioning plate 6, the surface of the chain positioning plate 6 is fixedly connected with the bottom end of a connecting rod 7, the top end of the connecting rod 7 is fixedly connected with the surface of a first spring pad 8, the surface of the first spring pad 8 is fixedly connected with one end of a first spring 9, the other end of the first spring 9 is fixedly connected with the surface of, the top end of the second spring cushion 10 is fixedly connected with the surface of a chain cover 11, the surface of the chain cover 11 is fixedly connected with the surface of a chain baffle 5 through a bolt 12, the first spring 9 on the surface of the chain cover 11 is fixedly connected with the chain positioning plate 6 through the connecting rod 7 by arranging the chain cover 11, the first spring 9, the connecting rod 7, the chain positioning plate 6, the chain teeth 3 and the chain 4, the first spring 9 on the surface of the chain cover 11 is fixedly connected with the chain positioning plate 6 through the connecting rod 7, the elasticity of the first spring 9 is utilized, so that the chain 4 stably moves on the surface of the chain teeth 3, the chain positioning plate 6 is pressed on the surface of the chain 4, the effect of not causing the chain 4 to be twisted and damaged is achieved, the surface of the chain cover 11 is fixedly connected with the surface of the bolt 12, one end of the chain 4 is movably connected with the surface of a chain connecting piece 13, the bottom end of the chain connecting piece 13 is, the surface of the forklift lifting frame 15 is provided with a threaded hole matched with the threaded rod 14, one end of the threaded rod 14 far away from the chain connecting piece 13 penetrates through the inner wall of the forklift lifting frame 15 and extends to the outside of the forklift lifting frame 15, the surface of the forklift lifting frame 15 is fixedly connected with the surface of a third spring pad 16, the surface of the third spring pad 16 is fixedly connected with one end of a second spring 17, the other end of the second spring 17 is fixedly connected with the surface of a fourth spring pad 18, the top end of the fourth spring pad 18 is fixedly connected with the surface of a chain tensioning groove 19, through arranging the forklift lifting frame 15, the second spring 10, the fourth spring pad 18, the chain tensioning groove 19 and the chain 4, the second spring 10 on the surface of the forklift lifting frame 15 is movably connected with the chain tensioning groove 19 through the fourth spring pad 18, when the chain 4 shakes due to load fluctuation in the process of forklift turning and lifting, the elasticity of the second spring 10 is utilized, therefore, the chain 4 is always kept in a tight state and does not shake, the abrasion of the chain 4 is reduced, and the effect of prolonging the service life of the chain 4 is achieved.
The working principle is as follows: when using this sprocket for fork truck with chain function of preventing turning round, through first spring 9 with chain cover 11 surface through connecting rod 7 and chain locating plate 6 fixed connection, utilize the elasticity of first spring 9, thereby make chain 4 stable in chain tooth 3 surface activity, let chain locating plate 6 sticis the surface of chain 4, the effect that can not make chain 4 distortion damage has been reached, for the life of extension chain 4, second spring 10 through fork truck crane frame 15 surface passes through fourth spring pad 18 and chain tensioning groove 19 swing joint, when fork truck turns and the undulant chain 4 shake that causes of lift in-process load, utilize the elasticity of second spring 10, thereby make chain 4 remain the state of tightening throughout, do not shake, make the wearing and tearing of chain 4 reduce, the effect of extension chain 4 has been reached.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sprocket for fork truck with chain prevents turning round function, includes fixed round steel (1) of fork truck, its characterized in that: the surface of the fixed round steel (1) of the forklift is fixedly connected with the inner surface of the bearing (2), the outer surface of the bearing (2) is fixedly connected with the inner surface of the chain teeth (3), the surface of the chain teeth (3) is movably connected with the surface of the chain (4), the surface of the chain (4) is movably connected with the surface of the chain baffle (5), the surface of the chain (4) is movably connected with the surface of the chain positioning plate (6), the surface of the chain positioning plate (6) is fixedly connected with the bottom end of the connecting rod (7), the top end of the connecting rod (7) is fixedly connected with the surface of the first spring pad (8), the surface of the first spring pad (8) is fixedly connected with one end of the first spring (9), the other end of the first spring (9) is fixedly connected with the surface of the second spring pad (10), the top end of the second spring pad (10) is fixedly connected with the surface of the chain cover (11), the surface of chain guard (11) and the fixed surface of bolt (12) are connected, the one end of chain (4) and the surface swing joint of chain connecting piece (13), the bottom of chain connecting piece (13) and the one end fixed connection of threaded rod (14), the surface of threaded rod (14) and the internal surface fixed connection of fork truck crane hoisting frame (15), the surface of fork truck hoisting frame (15) and the fixed surface of third spring pad (16) are connected, the surface of third spring pad (16) and the one end fixed connection of second spring (17), the other end of second spring (17) and the fixed surface of fourth spring pad (18) are connected, the top of fourth spring pad (18) and the fixed surface of chain tensioning groove (19) are connected.
2. The chain wheel with chain anti-twist function for forklift according to claim 1, characterized in that: the number of the chain baffles (5) is two, and the front center line of the chain (4) is used as a symmetry axis for the two chain baffles (5) to be arranged on the surface of the forklift fixed round steel (1).
3. The chain wheel with chain anti-twist function for forklift according to claim 1, characterized in that: the surface of the chain cover (11) is fixedly connected with the surface of the chain baffle (5) through a bolt (12).
4. The chain wheel with chain anti-twist function for forklift according to claim 1, characterized in that: the surface of the forklift lifting frame (15) is provided with a threaded hole matched with the threaded rod (14).
5. The chain wheel with chain anti-twist function for forklift according to claim 1, characterized in that: one end of the threaded rod (14) remote from the chain connector (13) extends through the inner wall of the forklift mast (15) and extends to the exterior of the forklift mast (15).
6. The chain wheel with chain anti-twist function for forklift according to claim 1, characterized in that: the surface of the threaded rod (14) is connected with a nut (20) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306211.7A CN113003494A (en) | 2019-12-18 | 2019-12-18 | Chain wheel with chain twisting prevention function for forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306211.7A CN113003494A (en) | 2019-12-18 | 2019-12-18 | Chain wheel with chain twisting prevention function for forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113003494A true CN113003494A (en) | 2021-06-22 |
Family
ID=76381081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911306211.7A Withdrawn CN113003494A (en) | 2019-12-18 | 2019-12-18 | Chain wheel with chain twisting prevention function for forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113003494A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001130887A (en) * | 1999-11-08 | 2001-05-15 | Komatsu Forklift Co Ltd | Low noise mast |
| JP2003095597A (en) * | 2001-09-21 | 2003-04-03 | Toyota Industries Corp | Chain looseness detecting device for cargo handling vehicle |
| JP2010076846A (en) * | 2008-09-24 | 2010-04-08 | Tcm Corp | Rattling prevention device of carriage |
| CN203958532U (en) * | 2014-07-18 | 2014-11-26 | 泰州市宏祥动力机械有限公司 | A kind of chain wheel of motorcycle |
| EP3059203A1 (en) * | 2015-02-20 | 2016-08-24 | Jungheinrich Aktiengesellschaft | Lifting assembly of a jack lift and jack lift |
| CN205709719U (en) * | 2016-06-03 | 2016-11-23 | 意欧斯智能科技股份有限公司 | A kind of forklift lifting chain protector |
-
2019
- 2019-12-18 CN CN201911306211.7A patent/CN113003494A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001130887A (en) * | 1999-11-08 | 2001-05-15 | Komatsu Forklift Co Ltd | Low noise mast |
| JP2003095597A (en) * | 2001-09-21 | 2003-04-03 | Toyota Industries Corp | Chain looseness detecting device for cargo handling vehicle |
| JP2010076846A (en) * | 2008-09-24 | 2010-04-08 | Tcm Corp | Rattling prevention device of carriage |
| CN203958532U (en) * | 2014-07-18 | 2014-11-26 | 泰州市宏祥动力机械有限公司 | A kind of chain wheel of motorcycle |
| EP3059203A1 (en) * | 2015-02-20 | 2016-08-24 | Jungheinrich Aktiengesellschaft | Lifting assembly of a jack lift and jack lift |
| CN205709719U (en) * | 2016-06-03 | 2016-11-23 | 意欧斯智能科技股份有限公司 | A kind of forklift lifting chain protector |
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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: 20210622 |