CN205634727U - Pulley mechanism - Google Patents
Pulley mechanism Download PDFInfo
- Publication number
- CN205634727U CN205634727U CN201620435238.1U CN201620435238U CN205634727U CN 205634727 U CN205634727 U CN 205634727U CN 201620435238 U CN201620435238 U CN 201620435238U CN 205634727 U CN205634727 U CN 205634727U
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- China
- Prior art keywords
- pulley
- step hole
- hoist cable
- ears
- goods
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Abstract
The utility model discloses a pulley mechanism relates to hoist and mount technical field. Pulley mechanism contains the equipment that lifts by crane connecting portion and goods connecting portion, the equipment connecting portion of lifting by crane contain first flexible hoist cable, loose pulley assembly, pulley support, pulley support one end is provided with the ears connection piece, and the center of the other end is provided with first step hole, the both ends of first flexible hoist cable are used for connecting the equipment that lifts by crane, the recess that loose pulley assembly passes through on the outer circumference of pulley is hung on the rope between the first flexible hoist cable both ends, the goods connecting portion contain second hoist cable and link, the one end of link is provided with the goods engaging lug, and the center of the other end is provided with second step hole, the both ends of second hoist cable are provided with spacing platform, the spacing platform at second hoist cable both ends sets up respectively great downthehole and the second step hole in first step hole great downthehole. The utility model has the advantages of: simple structure, simple to operate has improved work efficiency.
Description
Technical field
This utility model relates to hoisting technology field, is specifically related to a kind of pulley mechanism.
Background technology
Pulley mechanism of the prior art be no matter with lifting power set connect or with by hoisting thing
Connecting, mostly use the form of binding, attachment structure is complicated, installs loaded down with trivial details.
Utility model content
The purpose of this utility model is to provide a kind of pulley mechanism, to solve or at least to alleviate institute in background technology
The problem at least one place existed.
The technical solution of the utility model is: provides a kind of pulley mechanism, comprises lifting appliance connecting portion and goods
Thing connecting portion；Described lifting appliance connecting portion comprises the first flexible hoist cable, pulley assembly, pulley bracket；Institute
State pulley bracket one end to be provided with ears and connect sheet, the other end be provided centrally with first step hole, described the
One stepped hole connects the aperture of one end of sheet and connects the aperture of sheet less than close described ears away from described ears,
On the sidewall in described first step hole, the axis direction along described first step hole offers the first notch；Described
Pulley assembly comprises pulley, and described pulley assembly is fixing with described pulley bracket to be connected, and described pulley is arranged on
Described ears connect between sheet；The two ends of the described first flexible hoist cable are used for connecting lifting appliance, described pulley
Hung on the rope between the described first flexible hoist cable two ends by the groove on excircle；
Described goods connecting portion comprises the second hoist cable and link；One end of described link is provided with goods even
Lug, the other end be provided centrally with second step hole, described second step hole is away from described goods engaging lug
The aperture of one end less than near the aperture of described goods engaging lug, along institute on the sidewall in described second step hole
The axis direction stating second step hole offers the second notch；The two ends of described second hoist cable are provided with spacing
Platform, the large hole that the limiting stand at described second hoist cable two ends is separately positioned on described first step hole is interior with second
In the large hole of stepped hole.
Preferably, the goods engaging lug of described link one end is that ears connect sheet, other end second step hole
Sidewall on the second notch comprise two sections, wherein connect the width of the second notch of sheet one end near described ears
Degree is more than the width of the second notch connecting sheet away from described ears, and described width is second step hole circumference side
To width.
Preferably, described second hoist cable is flexible hoist cable.
Preferably, described goods connecting portion also comprises bearing pin, and described bearing pin is inserted in the double of described link one end
Ear connects on sheet.
Preferably, one end of described bearing pin is provided with bracelet, described bracelet radially across described bearing pin, another
End is provided with position-limiting ear, and described position-limiting ear has two states, spacing state, and described position-limiting ear is at spacing shape
Under state, the length direction of position-limiting ear is vertical with the axis of described bearing pin；Disassembly status, described position-limiting ear is being torn open
Unloading under state, the length direction of position-limiting ear is parallel with the axis of described bearing pin.
The utility model has the advantage of: in pulley mechanism of the present utility model, the two ends of the second hoist cable are respectively
Connecting lifting appliance connecting portion and goods connecting portion, one end that the second hoist cable is connected with goods connecting portion can lead to
Cross the second notch to be directly placed in second step hole, simple in construction, easy for installation, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the pulley mechanism of this utility model one embodiment.
Fig. 2 is the schematic diagram of the pulley mechanism middle pulley support shown in Fig. 1.
Fig. 3 is the schematic diagram of link in the pulley mechanism shown in Fig. 1.
Fig. 4 is the schematic diagram of bearing pin in the pulley mechanism shown in Fig. 1.
Wherein, 1-lifting appliance connecting portion, 2-goods connecting portion, 11-the first flexible rope, 12-assembly pulley
Part, 13-pulley bracket, 131-first step hole, 121-pulley, 21-the second hoist cable, 22-link,
221-goods engaging lug, 222-second step hole, 23-bearing pin, 231-bracelet, 232-position-limiting ear.
Detailed description of the invention
Clearer, below in conjunction with this reality for the purpose making this utility model implement, technical scheme and advantage
With the accompanying drawing in new embodiment, the technical scheme in this utility model embodiment is carried out more detailed retouching
State.In the accompanying drawings, the most same or similar label represents same or similar element or has identical
Or the element of similar functions.Described embodiment is a part of embodiment of this utility model rather than all
Embodiment.The embodiment described below with reference to accompanying drawing is exemplary, it is intended to be used for explaining this practicality
Novel, and it is not intended that to restriction of the present utility model.Based on the embodiment in this utility model, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, all belongs to
Scope in this utility model protection.Below in conjunction with the accompanying drawings embodiment of the present utility model is carried out specifically
Bright.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ",
"front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward " etc. refer to
The orientation shown or position relationship, for based on orientation shown in the drawings or position relationship, are for only for ease of description originally
Utility model and simplification describe rather than indicate or imply that the device of indication or element must have specific side
Position, with specific azimuth configuration and operation, therefore it is not intended that restriction to this utility model protection domain.
As shown in Figures 1 to 4, a kind of pulley mechanism, comprise lifting appliance connecting portion 1 and goods connecting portion
2, lifting appliance connecting portion 1 is used for connecting lifting appliance, and goods connecting portion 2 is for connecting the goods lifted by crane
Thing.
Lifting appliance connecting portion 1 comprises the first flexible hoist cable 11, pulley assembly 12, pulley bracket 13.
Pulley bracket 13 one end is provided with ears and connects sheet, and ears connect sheet and be arranged in parallel, and bottom passes through one
Block flat board is connected as a single entity, and in base platform, the side away from ears connection sheet is provided with cylinder,
The cylindrical first step hole 131 that is provided centrally with, first step hole 131 is through hole, and first step hole is remote
The aperture of one end of sheet is connected less than the aperture near ears connection sheet, the side in first step hole 131 from ears
On wall, the axis direction along first step hole offers the first notch, and the first notch is used for connecting rope and enters the
In one stepped hole 131；Pulley assembly 12 comprises pulley 121, and pulley assembly 12 is solid with pulley bracket 13
Fixed connection, pulley 121 is arranged on ears and connects between sheet；The two ends of the first flexible hoist cable 11 are used for connecting
Lifting appliance, pulley 121 hangs over the rope between the first flexible hoist cable 11 two ends by the groove on excircle
Suo Shang.
Goods connecting portion 2 comprises the second hoist cable 21 and link 22；One end of link 22 arranges in stockit is available
Thing engaging lug 221, the other end be provided centrally with second step hole 222, second step hole is away from goods even
The aperture of one end of lug is less than near the aperture of goods engaging lug, along the on the sidewall in second step hole 222
The axis direction of two stepped holes offers the second notch, and the second notch for being arranged on the by the second hoist cable 21
In two stepped holes；The two ends of the second hoist cable 21 are provided with limiting stand, and the limiting stand at the second hoist cable 21 two ends divides
In not being arranged on the large hole in first step hole 131 and in the large hole in second step hole 222.
In the present embodiment, pulley assembly 12 also comprises bearing, sleeve, adjustment pad and connecting bolt,
The outer ring of bearing is arranged on the centre bore of pulley 121, and inner ring is arranged on sleeve, and bolt is through sleeve
Centre bore, the ears being arranged on pulley bracket 13 by pulley 121 connect between sheet, at the two ends of sleeve
Be additionally provided with adjustment pad, for fix bearing axial location.
In pulley mechanism of the present utility model, the two ends of the second hoist cable 21 connect lifting appliance connecting portion respectively
1 and goods connecting portion 2, the second notch can be passed through in one end that the second hoist cable 21 is connected with goods connecting portion 2
It is directly placed in second step hole, simple in construction, easy for installation, improve work efficiency.
In the present embodiment, the goods engaging lug 221 of link 22 one end connects sheet, the other end for ears
The second notch on the sidewall in second step hole 222 comprises two sections, wherein connects sheet one end near described ears
The width of the second notch more than connecting the width of the second notch of sheet away from described ears, described width is the
The width of two stepped hole 222 circumferencial directions.Have an advantage in that, when connecting by lifting cargo, the second hoist cable
21 can deviate from second step hole 222 so that link 22 separates with lifting appliance connecting portion 1,
Link 22 connects during goods easy to operate, after goods connects, and can be by the second hoist cable 21 by the
Two notches are placed again in second step hole 222, simple to operation.
In this city embodiment, the second hoist cable 21 is flexible hoist cable.Have an advantage in that, flexible hoist cable operation
Convenient, space within the specific limits is unrestricted.It is understood that the second hoist cable can also use just
Property hoist cable replace, have an advantage in that, during lifting, goods be difficult to occur swing.
In the present embodiment, goods connecting portion 2 also comprises bearing pin 23, and bearing pin 23 is inserted in link 22 1
The ears of end connect on sheet.Having an advantage in that, bearing pin 23 is connected sheet and forms a closed loop, closed loop with ears
In can accommodate by the connection rope of lifting cargo, easy to connect reliably.
In the present embodiment, one end of bearing pin 23 is provided with bracelet 231, and bracelet 231 is radially across bearing pin
23, have an advantage in that, conveniently pull bearing pin 23.The other end of bearing pin 23 is provided with open slot, open slot
Inside being provided with position-limiting ear 232, position-limiting ear 232 is arranged in open slot by alignment pin, and position-limiting ear can
Rotate around alignment pin.Position-limiting ear 232 has two states, spacing state, and position-limiting ear 232 is in spacing state
Under, the length direction of position-limiting ear 232 is vertical with the axis of bearing pin 23；Disassembly status, position-limiting ear 232 exists
Under disassembly status, the length direction of position-limiting ear 232 is parallel with the axis of bearing pin 23.Have an advantage in that, side
Just the dismounting of bearing pin 23 and spacing.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, rather than
It is limited.Although this utility model being described in detail with reference to previous embodiment, this area general
Lead to and skilled artisans appreciate that the technical scheme described in foregoing embodiments still can be repaiied by it
Change, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make phase
The essence answering technical scheme departs from the spirit and scope of this utility model each embodiment technical scheme.
Claims (5)
1. a pulley mechanism, it is characterised in that: comprise lifting appliance connecting portion (1) and goods connecting portion
(2)；
Described lifting appliance connecting portion (1) comprise the first flexible hoist cable (11), pulley assembly (12),
Pulley bracket (13)；Described pulley bracket (13) one end is provided with ears and connects sheet, the center of the other end
Being provided with first step hole (131), described first step hole connects the hole of one end of sheet away from described ears
Footpath is less than the aperture near described ears connection sheet, along described on the sidewall of described first step hole (131)
The axis direction in first step hole offers the first notch；Described pulley assembly (12) comprises pulley (121),
Described pulley assembly (12) is fixing with described pulley bracket (13) to be connected, and described pulley (121) is installed
Connect between sheet at described ears；The two ends of the described first flexible hoist cable (11) are used for connecting lifting appliance,
Described pulley (121) is hung between the described first flexible hoist cable (11) two ends by the groove on excircle
Rope on；
Described goods connecting portion (2) comprises the second hoist cable (21) and link (22)；Described link
(22) one end is provided with goods engaging lug (221), the other end be provided centrally with second step hole (222),
Described second step hole is less than near described goods engaging lug away from the aperture of one end of described goods engaging lug
Aperture, on the sidewall of described second step hole (222), the axis direction along described second step hole is offered
There is the second notch；The two ends of described second hoist cable (21) are provided with limiting stand, described second hoist cable (21)
In the limiting stand at two ends is separately positioned on the large hole of described first step hole (131) and second step hole
(222) in large hole.
2. pulley mechanism as claimed in claim 1, it is characterised in that: described link (22) one end
Goods engaging lug (221) be that ears connect sheets, the on the sidewall in other end second step hole (222)
Two notches comprise two sections, wherein connect the width of the second notch of sheet one end near described ears more than away from institute
Stating the width that ears connect the second notch of sheet, described width is second step hole (222) circumferencial direction
Width.
3. pulley mechanism as claimed in claim 2, it is characterised in that: described second hoist cable (21) is
Flexible hoist cable.
4. pulley mechanism as claimed in claim 3, it is characterised in that: described goods connecting portion (2) is also
Comprising bearing pin (23), described bearing pin (23) is inserted in the ears of described link (22) one end and connects on sheet.
5. pulley mechanism as claimed in claim 4, it is characterised in that: one end of described bearing pin (23)
Being provided with bracelet (231), described bracelet (231) is arranged radially across described bearing pin (23), the other end
Limited location ear (232), described position-limiting ear has two states, spacing state, and described position-limiting ear is spacing
Under state, the length direction of position-limiting ear is vertical with the axis of described bearing pin；Disassembly status, described position-limiting ear exists
Under disassembly status, the length direction of position-limiting ear is parallel with the axis of described bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620435238.1U CN205634727U (en) | 2016-05-13 | 2016-05-13 | Pulley mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620435238.1U CN205634727U (en) | 2016-05-13 | 2016-05-13 | Pulley mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205634727U true CN205634727U (en) | 2016-10-12 |
Family
ID=57060317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620435238.1U Active CN205634727U (en) | 2016-05-13 | 2016-05-13 | Pulley mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205634727U (en) |
-
2016
- 2016-05-13 CN CN201620435238.1U patent/CN205634727U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |