CN209940301U - Lifting line buffer mechanism - Google Patents
Lifting line buffer mechanism Download PDFInfo
- Publication number
- CN209940301U CN209940301U CN201920188396.5U CN201920188396U CN209940301U CN 209940301 U CN209940301 U CN 209940301U CN 201920188396 U CN201920188396 U CN 201920188396U CN 209940301 U CN209940301 U CN 209940301U
- Authority
- CN
- China
- Prior art keywords
- chain hoist
- lifting
- line buffer
- chain
- pin shaft
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a lifting wire buffer gear, which comprises a column, be connected with the crossbeam between the stand top, and the crossbeam is connected with the chain hoist, the chain hoist connects gradually with lifting wire buffer, movable beam, and wire rope passes the chain and the movable beam of chain hoist. This lifting wire buffer gear has solved the uneven problem that causes the impact to the fixed pin axle and the chain hoist gear of chain and chain tip when each hoisting point atress when the multiple spot lifts by crane and single-point lifts by crane through having increased a lifting wire buffer gear between chain hoist and equipment, prolongs the life of lifting by crane equipment.
Description
Technical Field
The utility model relates to a hoist and mount lifting means field specifically is a lifting wire buffer gear.
Background
The hoisting and lifting equipment is special hoisting equipment, is arranged on a crown block and a gantry crane, and is used in places such as industrial and mining enterprises, storage, wharfs and the like. At present, multi-point hoisting equipment is basically that a chain hoist is directly connected with the equipment.
In the prior art, the chain hoist is directly connected with equipment, so that the chain, the fixed pin shaft at the end part of the chain and the gear of the chain hoist are impacted at the moment of starting and stopping the chain hoist, larger impact force is borne, the service life of the chain hoist stressed greatly is shortened, the maintenance and replacement of the chain hoist are increased, and the cost is increased; and other connections do not exist between the chain hoist and the equipment, so that the danger that the chain is disconnected and the hoisting part falls off exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lifting line buffer mechanism to solve the problems that the existing chain hoist is directly connected with equipment, the chain hoist impacts a fixed pin shaft at the end part of a chain and a chain hoist gear at the moment of starting and stopping, bears larger impact force, and the service life of the chain hoist with large stress is shortened, thereby increasing the maintenance and replacement of the chain hoist and increasing the cost; and there is not other connection between chain hoist and the equipment, therefore has the problem that the chain breaks the danger that the lifting means dropped.
In order to achieve the above object, the utility model provides a following technical scheme lift line buffer gear, which comprises a column, be connected with the crossbeam between the stand top, and the crossbeam is connected with the chain hoist, the chain hoist connects gradually with lift line buffer, movable beam, and wire rope passes the chain and the movable beam of chain hoist.
Preferably, the lifting line buffer device comprises an upper cover, a barrel, a lower cover, a head seat, a pull rod, an upper pin shaft, a compression rod, a spring and a lower pin shaft.
Preferably, the compression bar sleeved with the spring is arranged in the barrel, the upper side of the barrel is provided with an upper cover, an upper pin shaft is inserted into the upper cover and is connected with a chain of the chain hoist, and the lower side of the barrel is provided with a lower cover.
Preferably, the lower cover is provided with a middle hole, the pressure lever penetrates through the middle hole of the lower cover to be connected with the head seat, the head seat is provided with a lower pin shaft, and the lower pin shaft is connected with the movable beam.
Preferably, the upper cover, the barrel and the lower cover are combined together through a pull rod and a nut.
Compared with the prior art, the beneficial effects of the utility model are that: the lifting line buffer mechanism is additionally arranged between the chain hoist and the equipment, so that the problems that the stress of each lifting point is uneven during multi-point lifting and the fixed pin shaft at the end part of the chain and the gear of the chain hoist are impacted during single-point lifting are solved, and the service life of the lifting equipment is prolonged; when the multi-point hoisting is carried out, due to the difference of the hoisting chain hoists, the bearing stress of each hoisting chain hoist is uneven, and the hoisting line buffer mechanism is additionally arranged between each hoisting chain hoist and equipment, so that the stress of the hoisting chain hoists at each hoisting point is balanced, the overlarge stress of each hoisting chain hoist is avoided, and the service life of each hoisting chain hoist is shortened; when the single-hoisting-point hoisting is carried out, the hoisting line buffer mechanism is additionally arranged between the chain hoist and the equipment, when the hoisting point generates impact force, the spring of the hoisting line buffer mechanism is compressed, and the impact force generated by the hoisting point is eliminated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of an example of the multi-point hoisting of the present invention;
fig. 5 is a schematic view of a single-point hoisting example of the present invention.
In the figure: 1. the lifting wire buffer device comprises an upper cover, 2, a barrel, 3, a lower cover, 4, a head seat, 5, a pull rod, 6, an upper pin shaft, 7, a pressure rod, 8, a spring, 9, a lower pin shaft, 10, a chain hoist, 11, a cross beam, 12, an upright column, 13, a lifting wire buffer device, 14, a movable beam, 15 and a steel wire rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings 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.
Referring to fig. 1-5, the present invention provides a technical solution: a lifting line buffer mechanism comprises an upper cover 1, a barrel 2, a lower cover 3, a headstock 4, a pull rod 5, an upper pin shaft 6, a pressure rod 7, a spring 8, a lower pin shaft 9, a chain hoist 10, a cross beam 11, an upright post 12, a lifting line buffer device 13, a movable beam 14 and a steel wire rope 15, wherein the cross beam 11 is connected between the top ends of the upright posts 12, the cross beam 11 is connected with the chain hoist 10, the chain hoist 10 is sequentially connected with the lifting line buffer device 13 and the movable beam 14, and the steel wire rope 15 penetrates through a chain of the chain hoist 10 and the movable beam 14, so that the danger that the chain breaks the movable beam and falls off can be prevented;
the lifting line buffer device 13 comprises an upper cover 1, a barrel 2, a lower cover 3, a head seat 4, a pull rod 5, an upper pin shaft 6, a pressure lever 7, a spring 8 and a lower pin shaft 9; the compression bar sleeved with the spring 8 is arranged in the barrel 2, the upper side of the barrel 2 is provided with the upper cover 1, the upper cover 1 is inserted with the upper pin shaft 6, the upper pin shaft 6 is connected with a chain of the chain hoist 10, and the lower side of the barrel 2 is provided with the lower cover 3; the lower cover 3 is provided with a middle hole, the pressure lever 7 penetrates through the middle hole of the lower cover 3 to be connected with the head seat 4, the head seat 4 is provided with a lower pin shaft 9, and the lower pin shaft 9 is connected with the movable beam 14; the upper cover 1, the barrel 2 and the lower cover 3 are combined together with a nut through a pull rod 5.
Fig. 4 shows an example of a multipoint hoisting device, in the multipoint hoisting example shown in fig. 4, a device beam is connected to an upright post, a chain hoist is connected to the device beam, and the chain hoist, a lifting line buffer mechanism and a movable beam are sequentially connected from top to bottom; in the lifting process, the pulling force of each lifting point acts on the lifting line buffer mechanism, so that the pressing rod is pulled, when the pulling force applied to the pressing rod is greater than the pulling force of other lifting points, the spring is compressed to generate elastic force, thereby eliminating the excessive pulling force of the lifting points, balancing the stress of the chain hoist at each lifting point, and prolonging the service life of the chain hoist.
Fig. 5 shows a single-point hoisting example, in the single-point hoisting example shown in fig. 5, two sides are vertical columns, the vertical columns are connected with an equipment beam, a chain hoist is connected with the equipment beam, and the chain hoist, a lifting line buffer mechanism and a movable beam are sequentially connected from top to bottom; in the hoisting process, instantaneous impact force is generated on the lifting line buffer mechanism at the moment of starting and stopping the chain hoist, so that downward tensile force applied to the pressure rod is enabled, the spring is compressed to generate elastic force, the elastic force and the impact force are mutually offset to achieve a balanced state, after the action is stable, the impact force disappears, the spring returns to a normal state, and the impact force on the chain, the fixed pin shaft at the end part of the chain and the gear of the chain hoist is effectively relieved in the hoisting process.
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 or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a lifting line buffer gear, includes upper cover, bucket, lower cover, headstock, pull rod, goes up round pin axle, depression bar, spring, round pin axle, chain hoist, crossbeam, stand, lifting line buffer, movable beam and wire rope down, its characterized in that: the lifting chain hoist is characterized in that a cross beam is connected between the top ends of the stand columns and connected with a lifting chain hoist, the lifting chain hoist is sequentially connected with a lifting line buffer device and a movable beam, and the steel wire rope penetrates through a chain and the movable beam of the lifting chain hoist.
2. A lift line buffer mechanism as claimed in claim 1, wherein: the lifting line buffer device comprises an upper cover, a barrel, a lower cover, a head seat, a pull rod, an upper pin shaft, a pressing rod, a spring and a lower pin shaft.
3. A lift line buffer mechanism as claimed in claim 2, wherein: the pressing rod sleeved with the spring is arranged in the barrel, the upper side of the barrel is provided with an upper cover, an upper pin shaft is inserted into the upper cover and is connected with a chain of the chain hoist, and the lower side of the barrel is provided with a lower cover.
4. A lift line buffer mechanism as claimed in claim 2, wherein: the lower cover is provided with a middle hole, the press rod penetrates through the middle hole of the lower cover to be connected with the head seat, the head seat is provided with a lower pin shaft, and the lower pin shaft is connected with the movable beam.
5. A lift line buffer mechanism as claimed in claim 2, wherein: the upper cover, the barrel and the lower cover are combined together through a pull rod and a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920188396.5U CN209940301U (en) | 2019-02-04 | 2019-02-04 | Lifting line buffer mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920188396.5U CN209940301U (en) | 2019-02-04 | 2019-02-04 | Lifting line buffer mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209940301U true CN209940301U (en) | 2020-01-14 |
Family
ID=69122147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920188396.5U Active CN209940301U (en) | 2019-02-04 | 2019-02-04 | Lifting line buffer mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209940301U (en) |
-
2019
- 2019-02-04 CN CN201920188396.5U patent/CN209940301U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209940301U (en) | Lifting line buffer mechanism | |
| CN210885041U (en) | Supporting leg device of engineering machinery | |
| CN202296674U (en) | Safety protection device for hoist | |
| CN213436935U (en) | Die forging hammer | |
| CN201914799U (en) | Elevator compensation chain breakage safety protecting structure | |
| CN204252839U (en) | The spliced crownblock beam of a kind of level | |
| CN110356957B (en) | Lifting protection device for assembly building | |
| CN214733614U (en) | Overload protection device for construction elevator | |
| CN111943054B (en) | Assembled hoisting equipment for building | |
| CN211082687U (en) | A anti-impact device for grab bucket | |
| CN201250059Y (en) | Pulley block with a hydraulic support on a rope end | |
| CN210194593U (en) | Shock-absorbing and buffering assembled dynamic compaction hammer head | |
| CN202992022U (en) | Dedicated device for connecting steel wire ropes of hoisting mechanism of crane | |
| CN204919525U (en) | Strong machine that rams and combination formula top arm frame structure thereof | |
| CN201762044U (en) | Novel safety protection device for tower crane | |
| CN218619817U (en) | Hoisting shoulder pole | |
| CN206408526U (en) | A kind of bridge construction hoisting bracket | |
| CN201102231Y (en) | Ladle filling pipe end stack | |
| CN213387397U (en) | Novel steel wire rope end device of lifting hook group of hoisting equipment | |
| CN204416950U (en) | Crane in bridge type fixed pulley preventing wire rope from falling slot device | |
| CN108584754B (en) | Steel wire rope catching device for multi-rope friction elevator during overwinding and unreeling | |
| CN203419701U (en) | Device for withdrawing main rope from wedge and system of same | |
| CN202012188U (en) | Broken rope preventing device for lifting scaffold | |
| CN204829152U (en) | A special stand for movable pulley overhauls | |
| CN211813028U (en) | Special lifting appliance for spiral steel bar |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210819 Address after: 163712 room 800, No. 2, Kaiyuan street, Ranghulu District, Daqing City, Heilongjiang Province Patentee after: Daqing Zhitao Ceramics Co.,Ltd. Address before: 063100 east side of xigongfang, Guye District, Tangshan City, Hebei Province Patentee before: TANGSHAN SENLAN PORCELAIN TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240603 Address after: 063100 east side of xigongfang, Guye District, Tangshan City, Hebei Province Patentee after: TANGSHAN SENLAN PORCELAIN TECHNOLOGY CO.,LTD. Country or region after: China Address before: 163712 room 800, No. 2, Kaiyuan street, Ranghulu District, Daqing City, Heilongjiang Province Patentee before: Daqing Zhitao Ceramics Co.,Ltd. Country or region before: China |