CN109318664A - A kind of disk type tractor connection buckle with elastic buffer - Google Patents
A kind of disk type tractor connection buckle with elastic buffer Download PDFInfo
- Publication number
- CN109318664A CN109318664A CN201811345837.4A CN201811345837A CN109318664A CN 109318664 A CN109318664 A CN 109318664A CN 201811345837 A CN201811345837 A CN 201811345837A CN 109318664 A CN109318664 A CN 109318664A
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- China
- Prior art keywords
- connector
- jacking block
- rotating shaft
- headstock
- shaft
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/243—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for protection in case of crash, collision, impact, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D2001/001—Traction couplings; Hitches; Draw-gear; Towing devices specially adapted for use on vehicles other than cars
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a kind of disk type tractor connection buckle with elastic buffer, including headstock connector, intermediate connector and trailer connector, the intermediate connector passes through horizontally disposed first rotating shaft and headstock connector is rotatablely connected；The trailer connector is rotatablely connected by the second shaft and intermediate connector, and the first rotating shaft and the second shaft are vertical always；Described first rotating shaft one end is fixedly connected with intermediate connector, and the other end is positive polygon prism, and middle-end is circular shaft and is rotatablely connected with headstock connector that the seamed edge of the positive polygon prism is even number；The first elastic component is installed on the headstock connector.First elastic component of the invention is against on the positive polygon prism of first rotating shaft, when the rotation of positive polygon prism, first elastic component can carry out elastic buffer to the rotation of positive polygon prism to adapt to uneven road, and the first elastic component can make intermediate connector elastic reset.
Description
Technical field
The present invention relates to disk type tractor machine components, connect more particularly to a kind of disk type tractor with elastic buffer
Buckle.
Background technique
Currently, tractor will also wear trailer and carry out transport work other than wearing corresponding agricultural machinery and implement and carrying out farmland operation
Industry needs connection buckle to be attached between general disk type tractor headstock and trailer, when disk type tractor traveling road surface not
When flat section, due to there is no any buffering between headstock and trailer, causes vehicle to jolt, be easily reduced integeral vehicle life, also shadow
Ring the comfort level of vehicle.
Summary of the invention
The present invention is directed to solve above-mentioned technical problem at least to a certain extent.For this purpose, the present invention proposes that one kind has bullet
Property buffering disk type tractor connection buckle.
The technical solution adopted by the present invention to solve the technical problems is: a kind of disk type tractor company with elastic buffer
Buckle, including headstock connector, intermediate connector and trailer connector, the intermediate connector pass through horizontally disposed first turn
Axis and headstock connector are rotatablely connected；The trailer connector is rotatablely connected by the second shaft and intermediate connector, and described the
One shaft and the second shaft are vertical always；Described first rotating shaft one end is fixedly connected with intermediate connector, and the other end is positive more ribs
Column, middle-end are circular shaft and are rotatablely connected with headstock connector that the seamed edge of the positive polygon prism is even number；On the headstock connector
First elastic component is installed；First elastic component has stretching elasticity and when headstock connector is parallel with intermediate connector
When, the front end face of first elastic component is close under the action of elastic force with the regular prism side of first rotating shaft.
Further, the positive polygon prism is square prism.
Further, first elastic component includes the first jacking block, the guide post connecting with the first jacking block, is sleeved on guiding
The first spring on column；First spring one end is contacted with headstock connector, and the other end withstands the first jacking block；The headstock connects
Fitting is provided with to be inserted into the first pilot hole with matched first pilot hole of guide post, the guide post；First jacking block
Front end face withstand on the positive polygon prism side of first rotating shaft.
Further, first pilot hole is provided with stop bit column, first jacking block rear end close to the end face of first rotating shaft
When face is withstood on stop bit column, the front end face of first jacking block is external less than positive polygon prism at a distance from the axis of positive polygon prism
Radius of circle.
Further, the open slot extended along first rotating shaft axis direction is provided in the middle part of the intermediate connector, it is described to open
Mouthful slot runs through up and down and is open opposite with first rotating shaft, and the outer end of the open slot is provided with second axis vertical with first rotating shaft
Hole, the trailer connector is provided with and the opening matched interconnecting piece of groove width, and the interconnecting piece is provided with connecting shaft hole, described
Interconnecting piece is embedded in open slot, and second shaft is installed in connecting shaft hole and the second axis hole.
Further, the outer end face of the interconnecting piece is plane, is equipped with the second elastic component in the open slot, described the
Two elastic components include third spring and with matched second jacking block of open slot；The third spring one end is against open slot slot
Bottom, the other end are connect with the second jacking block；Second jacking block is slidably connected in open slot, and second jacking block withstands on interconnecting piece
Outer end, when trailer connector is parallel with intermediate connector, second jacking block is close to interconnecting piece outer end face.
Further, the opening groove sidewall is provided with the sliding slot to extend internally from opening, and the second jacking block side wall is set
It is equipped with and the matched sliding rail of sliding slot.
Further, the interconnecting piece is cuboid, and the connecting shaft hole is arranged on rectangular body axis, second shaft
Vertical range with sliding slot slot bottom is less than the sum of the second jacking block thickness and interconnecting piece circumradius.
The beneficial effects of the present invention are: the first elastic component is against on the positive polygon prism of first rotating shaft, when positive polygon prism revolves
When turning, the first elastic component can carry out elastic buffer to the rotation of positive polygon prism to adapt to uneven road, and the first elastic force
Component can make intermediate connector elastic reset.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the installation structure diagram of the invention；
Fig. 2 is installation condition decomposition diagram of the invention；
Fig. 3 is the mounting structure schematic diagram of another angle of the invention；
Fig. 4 is the installation condition decomposition diagram of another angle of the invention；
Fig. 5 is mounting structure top view of the invention；
Fig. 6 is cross-sectional view at the A-A of Fig. 5；
Fig. 7 is cross-sectional view at the B-B of Fig. 5；
Fig. 8 is cross-sectional view at the C-C of Fig. 5；
Fig. 9 is enlarged view at the D of Fig. 2；
Figure 10 is enlarged view at the E of Fig. 2；
Figure 11 is the structural schematic diagram of first rotating shaft.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Referring to figs. 1 to Figure 11, a kind of disk type tractor connection buckle with elastic buffer of the invention, including headstock connection
Part 1, intermediate connector 2 and trailer connector 3.
The intermediate connector 2 is rotatablely connected by horizontally disposed first rotating shaft 4 with headstock connector 1；The trailer
Connector 3 is rotatablely connected by the second shaft 5 with intermediate connector 2, and the first rotating shaft 4 and the second shaft 5 are vertical always.Tool
Body, headstock connector 1 is plate-like, and there are four sides for tool, and the opposite side of two of them is parallel, in other two side,
In one be arc surface, another side parallel with two is vertical.One end close to arc surface is provided with the vehicle connecting with headstock
Head connecting hole 12.In order to save material, a vertical perforative rectangular through-hole 11 is provided among headstock connector 1.First turn
Axis 4 includes positive polygon prism 42 and shaft 41, and described 4 one end of first rotating shaft is fixedly connected with intermediate connector 2, and the other end is positive more
Prism 42, middle-end are circular shaft and are rotatablely connected with headstock connector 1 that the seamed edge of the positive polygon prism 42 is even number；Positive polygon prism
42 protrude into rectangular through-hole 11, rectangular through-hole 11 far from the one side wall of headstock connecting hole 12 be provided with for 4 turns of first rotating shaft
The rotational axis hole 16 of dynamic connection.Shaft 41 is multi-diameter shaft, including the first linkage section 411, the intermediate shaft part 412 and the set gradually
Two linkage sections 413, intermediate shaft part 412 match realization rotation, the first linkage section 411 and the second linkage section 413 with rotational axis hole 16
Section is by one section of straight line and the end to end closed curve formed of camber line, and positive polygon prism 42 is provided with and the first linkage section
To realize the transmitting of torque, positive 42 outer end of polygon prism is extended with one section of thread spindle and equipped with spiral shell 411 matched second connecting holes 421
Mother is to realize being fixedly connected for positive polygon prism 42 and shaft 41, and positive 42 axis of polygon prism is overlapped with 41 axis of shaft.Centre connects
Fitting 2 is provided with the transmitting that torque is realized with matched first connecting hole 24 of the second linkage section 413, outside the second linkage section 413
End, which is extended, to be had one section of thread spindle and is equipped with nut to fix intermediate connector 2 and first rotating shaft 4.Due to the first linkage section
411 and 413 section feature of the second linkage section, the rotation of intermediate connector 2 can drive the rotation of positive polygon prism 42.Positive polygon prism is excellent
It is selected as square prism, when headstock connector 1 is parallel with intermediate connector 2, square prism upper surface is in horizontality.
First elastic component 6 and maintenance component 7 are installed on the headstock connector 1；First elastic component 6 has
Stretching elasticity and when headstock connector 1 is parallel with intermediate connector 2, the front end face of first elastic component 6 is in elastic force
Effect is lower to be close to the regular prism side of first rotating shaft 4, i.e., the front end face of the first elastic component 6 is vertical plane.
The preferred structure of the first elastic component 6 is specifically introduced below with reference to Fig. 2, Fig. 4 and Fig. 8.
First elastic component 6 include the first jacking block 61, connect with the first jacking block 61 guide post 63, be sleeved on guiding
The first spring 62 on column 63；Described first spring, 62 one end is contacted with headstock connector 1, and the other end withstands the first jacking block 61；
The headstock connector 1, which is provided with, to be arranged with matched first pilot hole 14 of guide post 63, the first pilot hole 14 in rectangular through-hole
On 11 side parallel with 4 axis of first rotating shaft and the first pilot hole 14 and side extends vertically setting.The guide post
63 are inserted into the first pilot hole 14.First jacking block 61 is rectangular block and is vertically arranged, the front end face top of the first jacking block 61
On 42 side of positive polygon prism of first rotating shaft 4.The inner face of first pilot hole 14 is provided with a circle around 63 axis ring of guide post
The first spring mounting groove 142 cut, the rear end face of the first jacking block 61 are provided with second spring accommodation groove 611, the first 62 liang of spring
End is set in the first spring mounting groove 142 and second spring accommodation groove 611, and the first spring 62 is always in compression shape
State.One end that guide post 63 stretches out headstock connector 1 is connected with stop nut 64, when preventing first rotating shaft 4 from dismantling, the first elastic force
Component 6 falls off.In order to which the rotation of positive polygon prism 42 is more smooth, when headstock connector 1 is parallel with intermediate connector 2, the first jacking block
The prominent positive polygon prism 42 of 61 lower edges.
When trailer and headstock relatively rotate, to prevent rotational angle is excessive from causing to turn on one's side.It is described in the present embodiment
First pilot hole 14 is provided with stop bit column 141 close to the end face of first rotating shaft 4, and the rear end face of first jacking block 61 withstands on stop bit
When on column 141, i.e., when the first jacking block 61 is withstood on stop bit column 141 by the positive rotation of polygon prism 42, positive polygon prism 42 cannot have rotated again,
At this point, the front end face of first jacking block 61 is at a distance from the axis of positive polygon prism 42 less than the circumscribed circle of positive polygon prism 42 half
Diameter.It can be by the way that the height of stop bit column 141 be arranged come limiting rotation angle, as the height of stop bit column 141 increases, first rotating shaft
4 rotation angle range is smaller and smaller.
The preferred structure of maintenance component is described below with reference to Fig. 1, Fig. 2, Fig. 4, Fig. 6 and Fig. 9.
The maintenance component 7 is used to headstock connector 1 and intermediate connector 2 being locked in parastate.Preferably, described
Maintenance component 7 includes briquetting 71, guide rod 72 and driving mechanism 73；The briquetting 71 is used for the positive polygon prism to first rotating shaft 4
42 pressures keep it parallel with headstock connector 1 to ajust intermediate connector 2；The rectangular block that briquetting 71 is specifically vertically arranged,
Front end face is vertical plane, and when front end face flattens positive 42 side of polygon prism, intermediate connector 2 just reaches the state of ajusting, i.e.,
It is parallel with headstock connector 1.
72 front end of guide rod is fixedly connected with briquetting 71, and it is corresponding that the guide rod 72 is mounted on headstock connector 1
It in hole and is only capable of stretching along its axis, the side parallel with 4 axis of first rotating shaft of the rectangular through-hole 11 is provided with and is oriented to
Matched second pilot hole 13 of bar 72, guide rod 72 are inserted into the second pilot hole 13, and guide rod 72 and the second pilot hole 13 are cut
Face is rectangle, can prevent guide rod 72 from rotating.The driving mechanism 73 is for pushing guide rod 72 and briquetting 71 to first rotating shaft 4
It presses, in the present embodiment, driving mechanism 73 is hydraulic cylinder, and hydraulic cylinder is mounted on the side of headstock connector 1, telescopic end
Go deep into the second pilot hole 13 for pushing guide rod 72, certainly in other embodiments, driving mechanism can be motor, pass through
Screw rod is connect to push guide rod 72 with guide rod 72.Locking mechanism 9 is installed in the headstock connector 1, when maintenance component 7
When ajusting to the pressure of intermediate connector 2, the locking mechanism 9 locks guide rod 72 or briquetting 71 to realize to intermediate connector
2 fixation.Driving mechanism 73 does not need to work always in this way, energy saving.Lower mask body introduces the preferred structure of locking mechanism 9
Form.
The guide rod 72 is provided with lockhole 721, and the locking mechanism 9 includes inserting column 91, driving lever 92 and second spring 93,
The headstock connector 1 is provided with the mounting hole 15 for installing locking mechanism 9, and lockhole 721 and mounting hole 15 are horizontally disposed
And extending direction is parallel with 4 axis of first rotating shaft.Inserting column 91 is matched with mounting hole 15, lockhole 721.It is installed outside the mounting hole 15
There is fixed plate 94 so that locking mechanism 9 to be fixed in mounting hole 15.Fixed plate 94 is embedded in a groove to prevent its interference intermediate
The rotation of connector 2.
The second spring 93 is arranged between 91 tail end of inserting column and fixed plate 94, and 91 front end of inserting column is the conical surface for being inserted into
Lockhole 721.When briquetting 71 ajusts intermediate connector 2, the inserting column 91 is aligned with lockhole 721 and in the work of second spring 93
Guide rod 72 is locked in lower insertion lockhole 721, so that intermediate connector 2 is in the shape parallel with headstock connector 1 always
State.
The driving lever 92 is fixedly connected with inserting column 91 and extends vertically upwards prominent 1 surface of headstock connector.When not needing
When maintenance component 7 works, inserting column 91 and guide rod 72 can be made to unlock by stirring driving lever 92.In normal driving process,
Since other factors, the first rotating shafts 4 such as vibration have slight rotation, in the case where no external force pushes, guide rod 72 is not
It can be by 4 positive pressure of first rotating shaft, so will not there is a situation where false-locks.In order to which symmetrical configuration is stablized, maintenance component 7 and locking mechanism
9 be symmetrical arranged there are two, be separately mounted to the two sides of rectangular through-hole 11.
Lower mask body introduces the connection structure at the second shaft 5.
The open slot 21 extended along 4 axis direction of first rotating shaft, the open slot are provided in the middle part of the intermediate connector 2
About 21 run through and be open it is opposite with first rotating shaft 4, the first connecting hole 24 run through 21 slot bottom of open slot.
The outer end of the open slot 21 is provided with second axis hole 23 vertical with first rotating shaft 4, and the trailer connector 3 is set
It is equipped with and the matched interconnecting piece 31 of 21 width of open slot, the interconnecting piece 31 is provided with connecting shaft hole 311, the interconnecting piece 31 is embedding
Enter open slot 21, second shaft 5 is installed in connecting shaft hole 311 and the second axis hole 23.
It flexible can be buffered to make the second shaft 5 also, the design is additionally provided with the second elastic component 8.Specifically, described
The outer end face of interconnecting piece 31 is plane, and when trailer connector 3 is parallel with intermediate connector 2, the outer end face of interconnecting piece 31 is perpendicular
It faces directly, the interconnecting piece 31 is preferably cuboid, and the connecting shaft hole 311 is arranged on rectangular body axis.The open slot 21
Second elastic component 8 is inside installed, second elastic component 8 includes third spring 82 and pushes up with open slot 21 matched second
Block 81；Described 82 one end of third spring is against 21 slot bottom of open slot, and the other end is connect with the second jacking block 81.Preferably, open slot
21 slot bottoms are provided with third spring mounting groove 25, and the second jacking block 81 is provided with the 4th spring mounting groove 812,82 both ends of third spring
It is inserted in third spring mounting groove 25 and the 4th spring mounting groove 812 respectively.Second jacking block 81 is embedded in open slot 21.It is described
Second jacking block 81 is slidably connected in open slot 21, and second jacking block 81 withstands on the outer end of interconnecting piece 31, and the second jacking block 81 is excellent
It is selected as the square being vertically arranged.When trailer connector 3 is parallel with intermediate connector 2, second jacking block 81 and interconnecting piece 31
Outer end face is close to.Second jacking block, 81 sliding type is preferred, and 21 side wall of open slot is provided with to extend internally from opening
Sliding slot 22,81 side wall of the second jacking block is provided with to be symmetrical arranged with the matched sliding rail 811 of sliding slot 22, sliding rail 811 and sliding slot 22
There are two.
In order to limit rotation angle of the trailer connector 3 relative to intermediate connector 2, prevent trailer from overturning.Described second turn
For the vertical range of axis 5 and 22 slot bottom of sliding slot less than the sum of 81 thickness of the second jacking block and 31 circumradius of interconnecting piece, sliding rail 811 is long
Degree and 81 consistency of thickness of the second jacking block.I.e. when trailer connector 3 rotates, the side of interconnecting piece 31 is pressing against the second jacking block 81, pushes
Second jacking block 81 retreats, and when the second jacking block 81 contacts 22 bottom of sliding slot, the second jacking block 81 cannot retreat again, and due to interconnecting piece
31 radius is greater than at a distance from 5 axis of the second shaft, interconnecting piece 31 cannot be further continued for rotating the second jacking block 81 at this time, if connection
As soon as portion 31 overturns a face, that face acted on the second jacking block 81 changes, and interconnecting piece 31 cannot be in the work of the second jacking block 81
It is resetted with lower.In order to which the rotation of interconnecting piece 31 is more smooth, when intermediate connector 2 is parallel with trailer connector 3, the second jacking block 81
The prominent interconnecting piece 31 of lower edges.
The working principle of the design is as follows:
Headstock connector 1 is connected by headstock connecting hole 12 headstock, and trailer connector 3 is provided with for connecting with trailer
Trailer connecting hole 32.Headstock connector 1 and headstock are rotatablely connected, and are rotated along vertical axes.Headstock connector 1 and intermediate connector 2
Logical first rotating shaft rotation connection, intermediate connector 2 are rotatablely connected by the second shaft.Three shafts are orthogonal, form three
The rotation in direction.When intermediate connector 2 and 4 stress of first rotating shaft rotate together, positive polygon prism 42 is driven to rotate, positive polygon prism
42 rotation is pressing against the first jacking block 61 retraction, and the first jacking block 61 gives the elastic force of positive polygon prism 42 reset, thus turn of first rotating shaft 4
The rotation of axis receives elastic buffer, and when not having external force, can be pressed and reset by 61 elasticity of the first jacking block.Second turn
The action principle of axis 5 is identical, is all the effect by two planes, the second jacking block 81 plays the rotation of the second shaft 5
Elastic buffer effect, and the purpose of the thrust of elastic buffer is to reset trailer connector 3.Connection buckle entire in this way is able to achieve 3
Axis rotates and has elastic buffer and auto-reset function.In addition when not needing the rotation of first rotating shaft 4, maintenance group can be passed through
Part 7 lock positive polygon prism 42 from for lock first rotating shaft 4.
The above embodiments are merely illustrative of the technical solutions of the present invention and is not intended to limit it, all without departing from the present invention
Any modification of spirit and scope or equivalent replacement, shall fall within the scope of the technical solution of the present invention.
Claims (8)
1. a kind of disk type tractor connection buckle with elastic buffer, for connecting headstock and trailer, it is characterised in that: including vehicle
Head connector (1), intermediate connector (2) and trailer connector (3), the intermediate connector (2) pass through horizontally disposed first
Shaft (4) and headstock connector (1) are rotatablely connected；
The trailer connector (3) is rotatablely connected by the second shaft (5) and intermediate connector (2), the first rotating shaft (4) with
Second shaft (5) is vertical always；
Described first rotating shaft (4) one end is fixedly connected with intermediate connector (2), and the other end is positive polygon prism (42), and middle-end is circle
Axis is simultaneously rotatablely connected with headstock connector (1), and the seamed edge of the positive polygon prism (42) is even number；
The first elastic component (6) are installed on the headstock connector (1)；
First elastic component (6) has stretching elasticity and when headstock connector (1) is parallel with intermediate connector (2), institute
The front end face for stating the first elastic component (6) is close under the action of elastic force with the regular prism side of first rotating shaft (4).
2. the disk type tractor connection buckle according to claim 1 with elastic buffer, it is characterised in that: just more ribs
Column (42) is square prism.
3. the disk type tractor connection buckle according to claim 1 or 2 with elastic buffer, it is characterised in that: described
One elastic component (6) include the first jacking block (61), connect with the first jacking block (61) guide post (63), be sleeved on guide post (63)
On the first spring (62)；
Described first spring (62) one end is contacted with headstock connector (1), and the other end withstands the first jacking block (61)；
The headstock connector (1) is provided with inserts with guide post (63) matched first pilot hole (14), the guide post (63)
In the first pilot hole (14)；
The front end face of first jacking block (61) is withstood on positive polygon prism (42) side of first rotating shaft (4).
4. the disk type tractor connection buckle according to claim 3 with elastic buffer, it is characterised in that: described first leads
It is provided with stop bit column (141) to hole (14) close to the end face of first rotating shaft (4), the first jacking block (61) rear end face withstands on stop bit
When on column (141), the front end face of first jacking block (61) is less than positive polygon prism at a distance from the axis of positive polygon prism (42)
(42) circumradius.
5. the disk type tractor connection buckle according to claim 1 with elastic buffer, it is characterised in that: the centre connects
The open slot (21) extended along first rotating shaft (4) axis direction is provided in the middle part of fitting (2), the open slot (21) is run through up and down
And opening is opposite with first rotating shaft (4), the outer end of the open slot (21) is provided with second axis hole vertical with first rotating shaft (4)
(23), the trailer connector (3) is provided with sets with the matched interconnecting piece of open slot (21) width (31), the interconnecting piece (31)
It is equipped with connecting shaft hole (311), the interconnecting piece (31) is embedded in open slot (21), and second shaft (5) is installed on connecting shaft hole
(311) and in the second axis hole (23).
6. the disk type tractor connection buckle according to claim 5 with elastic buffer, it is characterised in that: the interconnecting piece
(31) outer end face is plane, is equipped with the second elastic component (8) in the open slot (21), second elastic component (8)
Including third spring (82) and with matched second jacking block (81) of open slot (21)；
Described third spring (82) one end is against open slot (21) slot bottom, and the other end is connect with the second jacking block (81)；
Second jacking block (81) is slidably connected in open slot (21), and second jacking block (81) withstands on the outer of interconnecting piece (31)
End, when trailer connector (3) is parallel with intermediate connector (2), second jacking block (81) and interconnecting piece (31) outer end face are tight
Patch.
7. the disk type tractor connection buckle according to claim 6 with elastic buffer, it is characterised in that: the open slot
(21) side wall is provided with the sliding slot (22) to extend internally from opening, and the second jacking block (81) side wall is provided with and sliding slot (22)
Matched sliding rail (811).
8. the disk type tractor connection buckle according to claim 7 with elastic buffer, it is characterised in that: the interconnecting piece
It (31) is cuboid, the connecting shaft hole (311) is arranged on rectangular body axis, second shaft (5) and sliding slot (22) slot
The vertical range at bottom is less than the sum of the second jacking block (81) thickness and interconnecting piece (31) circumradius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811345837.4A CN109318664B (en) | 2018-11-13 | 2018-11-13 | Disk tractor connector link with elastic buffering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811345837.4A CN109318664B (en) | 2018-11-13 | 2018-11-13 | Disk tractor connector link with elastic buffering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109318664A true CN109318664A (en) | 2019-02-12 |
| CN109318664B CN109318664B (en) | 2020-10-16 |
Family
ID=65260042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811345837.4A Active CN109318664B (en) | 2018-11-13 | 2018-11-13 | Disk tractor connector link with elastic buffering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109318664B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112373256A (en) * | 2020-11-23 | 2021-02-19 | 湖南利美防爆装备制造股份有限公司 | Self-locking towing hook structure and using method thereof |
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| CN112373256B (en) * | 2020-11-23 | 2024-03-22 | 湖南利美防爆装备制造股份有限公司 | Self-locking towing hook structure and use method thereof |
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