CN104854991A - Rear suspension device - Google Patents
Rear suspension device Download PDFInfo
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- CN104854991A CN104854991A CN201510053145.2A CN201510053145A CN104854991A CN 104854991 A CN104854991 A CN 104854991A CN 201510053145 A CN201510053145 A CN 201510053145A CN 104854991 A CN104854991 A CN 104854991A
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Abstract
The invention relates to a rear suspension device. The rear suspension device is detachably mounted on a chassis frame (11), and comprises an upper frame (71) and a lower frame (72), which are connected; the upper frame (71) extends backwards at the joint between the upper frame (71) and the lower frame (72); the rear end of the upper frame (71) is longer than that of the chassis frame (11). The rear suspension device is arranged on the chassis frame, and has the advantages that since the rigidity of the chassis frame is far higher than that of a rear gearbox body, the bonding strength is greatly improved; the width of the chassis frame is larger, and the width of the rear suspension device is increased accordingly, so that a mounted agricultural implement with larger width can be selected, and the farming efficiency is improved greatly; the rear suspension device is detachably connected with the chassis frame, and if the rear suspension device is damaged in farming, the rear suspension device can be quickly detached for replacement.
Description
Technical field
The present invention relates to a kind of rear linkage, particularly relate to a kind of rear linkage being connected to chassis main frame
Background technology
Existing crawler type agricultural machinery, its rear linkage is directly installed on Power output transmission case, transmission case is made to receive very large external force, the intensity having a strong impact on casing causes it to damage, lifting arm length is short, causes being restricted with the lifting travel of its agricultural equipment, greatly have impact on the service behaviour of rotovator, the rear overhang hanger width be arranged on transmission case is narrower, affects the left and right stability of agricultural equipment.
Such as publication number crawler belt disclosed in CN202713898U walks rotary tillage stubble-cutting machine certainly, the swivel point design of its hanger bracket two-arm is on Power output transmission case case lid, after having hung agricultural equipment, can produce a turning moment upwards centered by the tie point of hanger bracket acts on case lid, case lid is made to be subject to larger external force, for reducing external force suffered on transmission case case lid, so lifting arm length can not design oversize, the lifting travel of supporting agriculture is caused to be restricted, the width of transmission case own is less, by the impact of casing width, rear overhang hanger width will be limited, namely the left and right stability of agricultural equipment can be affected.
Further, in prior art, to be dismountablely connected because rear linkage and main body are non-, when rear linkage occurs distortion or damages, maintenance difficulty is very large, often causes whole main frame to be in service mode for a long time; Rigidly connected mode is adopted between the parts of back suspension device, roll in rotary course in rotary tillage, its vibrations produced directly are sent on body, make body produce strenuous vibration thereupon, not only affect comfortableness, further, this vibrations often cause loosening of all parts on body, there is huge potential safety hazard; Further, rear suspension of the prior art, adopts two hanging points, need jointly to carry whole carry with rear transmission gear box output shaft, rear transmission gear box output shaft is stressed very large, very easily produces flexural deformation and even fractures, even can damage the gear pair of rear transmission gear box under extreme case, cause larger loss.
Summary of the invention
In order to solve the shortcoming overcoming and exist in above-mentioned prior art, the present invention proposes a kind of rear linkage, to solve the problems such as maintenance difficulty is large, vibrations are violent, comfortableness is poor.
Technical scheme of the present invention is:
A kind of rear linkage, this rear linkage is dismountable to be arranged on chassis main frame, and described rear linkage comprises added and undercarriage, is addedly connected with undercarriage, addedly rearward extends in its junction in undercarriage, and added rear end exceeds the rear end of chassis main frame.
Preferably, described undercarriage comprises a left pillar and a right pillar, and described left pillar and right pillar be arranged in parallel, and the bottom of described left pillar, right pillar is dismountable to be connected on chassis main frame;
Preferably, described undercarriage also comprises a center pillar, being connected between left pillar and right pillar of described center pillar level, makes undercarriage be " H " shape;
Preferably, described left pillar, center pillar and right pillar are formed in one or by being welded to connect;
Preferably, described undercarriage also includes two connecting plates, and described two connecting plates are fixedly connected with the lower end of left pillar, right pillar respectively, and described two connecting plates are dismountable to be connected on chassis main frame;
Preferably, two connecting plates of described undercarriage are provided with plural bolt hole, and respectively by bolted on the left longeron and right vertical beam of chassis main frame;
Preferably, the rear end upper surface of described left longeron is provided with a left suspension connecting plate, the rear end upper surface of described right vertical beam is provided with a right suspension connecting plate, two connecting plates of described undercarriage respectively by bolted on left suspension connecting plate and right suspension connecting plate;
Preferably, describedly addedly comprise a left cantilever and a right cantilever, described left cantilever and right cantilever be arranged in parallel, and the front end of described left cantilever is connected with the top of the left pillar of undercarriage, and the front end of described right cantilever is connected with the top of the right pillar of undercarriage;
Preferably, describedly addedly comprise a left cantilever, a right cantilever and a turning cylinder, described left cantilever and right cantilever be arranged in parallel, the front end being connected to left cantilever that one end of turning cylinder is vertical, the front end of what the other end was vertical be connected to right cantilever, described turning cylinder is connected with the top of left pillar and right pillar respectively;
Preferably, describedly addedly also comprise a crossbeam, the position rearward, the middle part being connected to left cantilever that one end of described crossbeam is vertical, the position rearward, the middle part being connected to right cantilever that the described crossbeam other end is vertical;
Preferably, the left pillar of described undercarriage and the top of right pillar are respectively arranged with revolving bed, the inner surface of described revolving bed is 1/2 face of cylinder, described revolving bed coordinates with dismountable revolution flap disposed thereon, form closed cylindrical hole, added turning cylinder is rotating to be socketed in above-mentioned cylindrical hole;
Preferably, described added crossbeam is provided with two centring rings, the left side being arranged on turning cylinder of above-mentioned two centring ring symmetries and right side, and the centring ring of power transmission shaft is sleeved in the cylindrical hole of described revolving bed and the formation of revolution flap;
Preferably, described revolution flap is fastened by bolts on revolving bed;
Preferably, rear linkage also comprises Zola's arm and a right torque arm, on the left of the rotatable crossbeam being connected to chassis main frame rear end horizontally set of described Zola's arm, on the right side of the splayed beam of described right torque arm rotatable connecting base plate frame rear end horizontally set;
Preferably, be provided with a torque arm supporting base I on the left of described splayed beam, be provided with a torque arm supporting base II on the right side of described splayed beam, Zola's arm is connected on torque arm supporting base I, and right torque arm is connected on torque arm supporting base II;
Preferably, rear linkage also includes a left connector and a right connector, the upper end of described left connector is connected with the rear end of left cantilever is rotatable, the upper end of described right connector is connected with the rear end of left cantilever is rotatable, position is rotatable rearward the lower end of described left connector and the middle part of Zola's arm is connected, and position is rotatable rearward the lower end of described right connector and the middle part of right torque arm is connected;
Preferably, described left connector and right connector are Flexible Connector;
Preferably, described left connector and right connector are the one in extension spring, air pressure pull bar, hydraulic pressure draw-bar, elasticity chain or elastic threads;
Preferably, also include connector in, the centre position being connected to center pillar of the rotatable front end of described middle connector;
Preferably, also include connector in, the centre position being connected to center pillar of the rotatable front end of described middle connector;
Preferably, the centre position of described center pillar is provided with connector mount pad in, and described middle connector is rotatable to be connected on middle connector mount pad;
Preferably, described middle connector is Flexible Connector;
Preferably, described middle connector is the one in extension spring, air pressure pull bar, hydraulic pressure draw-bar, elasticity chain or elastic threads;
Preferably, rear linkage also comprises oblique pull arm I and oblique pull arm II, on the splayed beam being connected to chassis main frame rear end horizontally set of the rotatable front end of described oblique pull arm I and oblique pull arm II, the rotatable rear portion being connected to Zola's arm, rear end of described oblique pull arm I, the rotatable rear portion being connected to right torque arm, rear end of described oblique pull arm II, an angle [alpha] is formed between described oblique pull arm I and oblique pull arm II, and 0 ° of < α < 180 °;
Preferably, the centre position of described splayed beam arranges an oblique pull arm supporting base, being connected on oblique pull arm supporting base of the rotatable front end of described oblique pull arm I and oblique pull arm II.
Suspension arrangement is arranged on chassis main frame, and advantage one is, the rigidity due to chassis main frame is far longer than rear transmission gear box casing, and its bonding strength improves greatly; Advantage two is, the width of chassis main frame is larger, the width of suspension arrangement increases thereupon, the carry farm machinery that width is larger can be selected, farming efficiency is improved greatly, suspension arrangement and chassis main frame removably connect, even if situation about damaging appearring in suspension arrangement when cultivating operation, can dismantle rapidly and change.
The connecting plate be arranged on left pillar and right pillar coordinates with the suspension connecting plate be arranged on chassis main frame longeron, increases contact area, avoids stress and concentrate, the bonding strength of suspension and chassis main frame is strengthened greatly.
Suspension arrangement of the present invention, be provided with Zola's arm, right torque arm and middle connector, define the suspension of bikini, carry farm machinery by being arranged on Zola's arm, the hanging point of right torque arm and middle connector rear end fixes, and substantially increases stability, and, suspension arrangement have employed elasticity and connects, the major part vibrations produced when cultivating operation can be absorbed, whole tillage machinery is run more stable, and substantially increase driver comfort.
Accompanying drawing explanation
Fig. 1 is added vertical view,
Fig. 2 is the rearview of undercarriage,
Fig. 3 is the vertical view of chassis main frame,
Fig. 4 is the rearview of rear linkage,
Fig. 5 is that rear linkage and machine sole install relation end view,
Fig. 6 is that rear linkage and chassis main frame install relation vertical view.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in the figure, a kind of rear linkage, comprise added 71 and undercarriage 72, added 71 are connected with undercarriage 72, added 71 rearward extend in its junction in undercarriage 72, the rear end of added 71 exceeds the rear end of chassis main frame 11, described undercarriage 72 comprises left pillar 721 and a right pillar 722, described left pillar 721 be arranged in parallel with right pillar 722, described left pillar 721, the bottom of right pillar 722 has two connecting plates 727, described two connecting plates 727 respectively with left pillar 721, the lower end of right pillar 722 is fixedly connected with, described two connecting plates 727 are respectively provided with 4 bolts hole, described chassis main frame 11 has a left longeron 111b and right vertical beam 111a, the rear end upper surface of described left longeron 111b is provided with a left suspension connecting plate 111m, the rear end upper surface of described right vertical beam 111a is provided with a right suspension connecting plate 111n, two connecting plates 727 of described undercarriage 72 respectively by bolted on left suspension connecting plate 111m and right suspension connecting plate 111n,
Described undercarriage 72 also comprises a center pillar 723, described center pillar 723 level be welded between left pillar 721 and right pillar 722, undercarriage is made to be " H " shape, described added 71 comprise a left cantilever 711, one right cantilever 712 and a turning cylinder 714, described left cantilever 711 and right cantilever 712 be arranged in parallel, the front end being connected to left cantilever 711 that one end of turning cylinder 714 is vertical, the front end of what the other end was vertical be connected to right cantilever 712, described added 71 also comprise a crossbeam 713, the position rearward, middle part being connected to left cantilever 711 that one end of described crossbeam 713 is vertical, the position rearward, middle part of what described crossbeam 713 other end was vertical be connected to right cantilever 712, the left pillar 721 of undercarriage 72 and the top of right pillar 722 are respectively arranged with revolving bed 724, the inner surface of described revolving bed is 1/2 face of cylinder, described revolving bed 724 coordinates with the revolution flap 728 be fastened by bolts on revolving bed 724, form closed cylindrical hole, the crossbeam 713 of added 71 is provided with two centring rings 716, the left side being arranged on turning cylinder 714 of above-mentioned two centring ring 716 symmetries and right side, the centring ring 716 of power transmission shaft 714 is sleeved in the cylindrical hole of described revolving bed 724 and the formation of revolution flap 727,
This rear linkage, also comprise Zola's arm 733 and a right torque arm 734, chassis main frame 11 rear end is horizontally arranged with a splayed beam 114, on the torque arm supporting base I being connected to setting on the left of splayed beam 114 of the rotatable front end of described Zola's arm 733, on the torque arm supporting base II being connected to setting on the right side of splayed beam 114 of the rotatable front end of described right torque arm 734;
This rear linkage, also include left connector 731 and a right connector 732, pinned connection is passed through in the upper end of described left connector 731 and the rear end of left cantilever 711, pinned connection is passed through in the upper end of described right connector 732 and the rear end of left cantilever 712, position is by pinned connection rearward for the lower end of described left connector 731 and the middle part of Zola's arm 733, and pinned connection is passed through in position rearward in the lower end of described right connector 732 and the middle part of right torque arm 734; Described left connector and right connector are preferably hydraulic pressure draw-bar;
This rear linkage, also includes connector 735 in, and the front end of described middle connector 735 is by bearing pin, and be connected on the middle connector mount pad 725 in the centre position being arranged on center pillar 723, described middle connector is preferably hydraulic pressure draw-bar;
This rear linkage, also comprise an oblique pull arm I736 and oblique pull arm II737, described oblique pull arm I736 and oblique pull arm II737, the centre position of splayed beam 114 is provided with an oblique pull arm supporting base 114b, the front end of described oblique pull arm I736 and oblique pull arm II737 by pinned connection on oblique pull arm supporting base 114b, the rear end of oblique pull arm I736 is bolted at the rear portion of Zola's arm 733, the rear end of described oblique pull arm II737 is bolted at the rear portion of right torque arm 734, an angle [alpha] is formed between described oblique pull arm I736 and oblique pull arm II737, and α=80 °.
Undercarriage 72 is by connecting plate 727, be bolted connection with two suspension connecting plates 111m, 111n that the longeron of chassis main frame 11 is arranged, have the following advantages: one is that the rigidity of chassis main frame is far longer than rear transmission gear box casing, and its bonding strength improves greatly, two is that the width of chassis main frame is larger, the width of suspension arrangement increases thereupon, the carry farm machinery that width is larger can be selected, farming efficiency is improved greatly, three is three be increased contact area, avoid stress to concentrate, the bonding strength of suspension and chassis main frame is strengthened greatly, suspension arrangement and chassis main frame quick release, even if there is situation about damaging when cultivating operation in suspension arrangement, also can change in time, save maintenance time, suspension arrangement of the present invention, be provided with Zola's arm, right torque arm and middle connector, define the suspension of bikini, carry farm machinery are by being arranged on Zola's arm, the hanging point of right torque arm and middle connector rear end is fixed, substantially increase stability, and, suspension arrangement have employed elasticity and connects, the major part vibrations produced when cultivating operation can be absorbed, whole tillage machinery is run more stable, and substantially increase driver comfort.
Above-mentioned explanation illustrate and describes the preferred embodiments of the present invention, as previously mentioned, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in invention contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection domain of claims of the present invention.
Claims (30)
1. a rear linkage, it is characterized in that, this rear linkage is dismountable to be arranged on chassis main frame (11), described rear linkage comprises added (71) and undercarriage (72), added (71) are connected with undercarriage (72), added (71) rearward extend in its junction in undercarriage (72), and the rear end of added (71) exceeds the rear end of chassis main frame (11).
2. a kind of rear linkage according to claim 1, it is characterized in that, described undercarriage (72) comprises a left pillar (721) and a right pillar (722), described left pillar (721) and right pillar (722) be arranged in parallel, and the bottom of described left pillar (721), right pillar (722) is dismountable to be connected on chassis main frame (11).
3. a kind of rear linkage according to claim 2, it is characterized in that, described undercarriage (72) also comprises a center pillar (723), being connected between left pillar (721) and right pillar (722) of described center pillar (723) level, makes undercarriage be " H " shape.
4. a kind of rear linkage according to claim 3, is characterized in that, described left pillar (721), center pillar (723) and right pillar (722) are formed in one or by being welded to connect.
5. a kind of rear linkage according to claim 4, it is characterized in that, described undercarriage (72) also includes two connecting plates (727), described two connecting plates (727) are fixedly connected with the lower end of left pillar (721), right pillar (722) respectively, and described two connecting plates (727) are dismountable to be connected on chassis main frame (11).
6. a kind of rear linkage according to claim 5, it is characterized in that, two connecting plates (727) of described undercarriage (72) are provided with plural bolt hole, and respectively by bolted on the left longeron (111b) and right vertical beam (111a) of chassis main frame (11).
7. a kind of rear linkage according to claim 6, it is characterized in that, the rear end upper surface of described left longeron (111b) is provided with a left suspension connecting plate (111m), the rear end upper surface of described right vertical beam (111a) is provided with a right suspension connecting plate (111n), two connecting plates (727) of described undercarriage (72) respectively by bolted on left suspension connecting plate (111m) and right suspension connecting plate (111n).
8. according to a kind of rear linkage one of claim 2-7 Suo Shu, it is characterized in that, described added (71) comprise a left cantilever (711) and a right cantilever (712), described left cantilever (711) and right cantilever (712) be arranged in parallel, the front end of described left cantilever (711) is connected with the top of the left pillar (721) of undercarriage (72), and the front end of described right cantilever (712) is connected with the top of the right pillar (722) of undercarriage (72).
9. according to a kind of rear linkage one of claim 2-7 Suo Shu, it is characterized in that, describedly addedly comprise a left cantilever (711), a right cantilever (712) and a turning cylinder (714), described left cantilever (711) and right cantilever (712) be arranged in parallel, the front end being connected to left cantilever (711) that one end of turning cylinder (714) is vertical, the front end of what the other end was vertical be connected to right cantilever (712), described turning cylinder (714) is connected with the top of left pillar (721) and right pillar (722) respectively.
10. a kind of rear linkage according to claim 9, it is characterized in that, described added (71) also comprise a crossbeam (713), the position rearward, middle part being connected to left cantilever (711) that one end of described crossbeam (713) is vertical, the position rearward, middle part of what described crossbeam (713) other end was vertical be connected to right cantilever (712).
11. a kind of rear linkages according to claim 10, it is characterized in that, the left pillar (721) of described undercarriage (72) and the top of right pillar (722) are respectively arranged with revolving bed (724), the inner surface of described revolving bed is 1/2 face of cylinder, described revolving bed (724) coordinates with dismountable revolution flap (728) disposed thereon, form closed cylindrical hole, the turning cylinder (714) of added (71) is rotating to be socketed in above-mentioned cylindrical hole.
12. a kind of rear linkages according to claim 11, it is characterized in that, the crossbeam (713) of described added (71) is provided with two centring rings (716), the left side being arranged on turning cylinder (714) that above-mentioned two centring rings (716) are symmetrical and right side, during the centring ring (716) of power transmission shaft (714) is sleeved on described revolving bed (724) and turns round cylindrical hole that flap (727) formed.
13. a kind of rear linkages according to claim 11 or 12, it is characterized in that, described revolution flap (728) is fastened by bolts on revolving bed (724).
14. a kind of rear linkages according to claim 9, it is characterized in that, also comprise Zola's arm (733) and a right torque arm (734), rotatable splayed beam (114) left side being connected to chassis main frame (11) rear end horizontally set of described Zola's arm (733), splayed beam (114) right side of described right torque arm (734) rotatable connecting base plate frame (11) rear end horizontally set.
15. a kind of rear linkages according to claim 14, it is characterized in that, described splayed beam (114) left side is provided with a torque arm supporting base I (114a), described splayed beam (114) right side is provided with a torque arm supporting base II (114c), Zola's arm (733) is connected on torque arm supporting base I (114a), and right torque arm (734) is connected on torque arm supporting base II (114c).
16. a kind of rear linkages according to claims 14 or 15, it is characterized in that, also include a left connector (731) and a right connector (732), the upper end of described left connector (731) is connected with the rear end of left cantilever (711) is rotatable, the upper end of described right connector (732) is connected with the rear end of left cantilever (712) is rotatable, position is rotatable rearward the lower end of described left connector (731) and the middle part of Zola's arm (733) is connected, position is rotatable rearward the lower end of described right connector (732) and the middle part of right torque arm (734) is connected.
17. a kind of rear linkages according to claim 16, is characterized in that, described left connector (731) and right connector (732) are Flexible Connector.
18. a kind of rear linkages according to claim 17, is characterized in that, described left connector (731) and right connector (732) are extension spring, one in air pressure pull bar, hydraulic pressure draw-bar, elasticity chain or elastic threads.
19. a kind of rear linkages according to claim 3, is characterized in that, also include connector in (735), the centre position being connected to center pillar (723) of the rotatable front end of described middle connector (735).
20. a kind of rear linkages according to claim 14, is characterized in that, also include connector in (735), the centre position being connected to center pillar (723) of the rotatable front end of described middle connector (735).
21. a kind of rear linkages according to claim 16, is characterized in that, also include connector in (735), the centre position being connected to center pillar (723) of the rotatable front end of described middle connector (735).
22. a kind of rear linkages according to claim 19-21, it is characterized in that, the centre position of described center pillar (723) is provided with connector mount pad (725) in, and described middle connector (735) is rotatable to be connected on middle connector mount pad (725).
23. a kind of rear linkages according to claim 22, is characterized in that, described middle connector (735) is Flexible Connector.
24. a kind of rear linkages according to claim 23, is characterized in that, described middle connector (735) is extension spring, one in air pressure pull bar, hydraulic pressure draw-bar, elasticity chain or elastic threads.
25. according to claim 14, 15, 17, 18, 19, 20, a kind of rear linkage described in 21 or 23, it is characterized in that, also comprise oblique pull arm I (736) and oblique pull arm II (737), on the splayed beam (114) being connected to chassis main frame (11) rear end horizontally set of the rotatable front end of described oblique pull arm I (736) and oblique pull arm II (737), the rotatable rear portion being connected to Zola's arm (733), rear end of described oblique pull arm I (736), the rotatable rear portion being connected to right torque arm (734), rear end of described oblique pull arm II (737), an angle [alpha] is formed between described oblique pull arm I (736) and oblique pull arm II (737), and 0 ° of < α < 180 °.
26. a kind of rear linkages according to claim 17, it is characterized in that, the centre position of described splayed beam (114) arranges an oblique pull arm supporting base (114b), being connected on oblique pull arm supporting base (114b) of the rotatable front end of described oblique pull arm I (736) and oblique pull arm II (737).
27. a kind of rear linkages according to claim 16, it is characterized in that, also comprise oblique pull arm I (736) and oblique pull arm II (737), on the splayed beam (114) being connected to chassis main frame (11) rear end horizontally set of the rotatable front end of described oblique pull arm I (736) and oblique pull arm II (737), the rotatable rear portion being connected to Zola's arm (733), rear end of described oblique pull arm I (736), the rotatable rear portion being connected to right torque arm (734), rear end of described oblique pull arm II (737), an angle [alpha] is formed between described oblique pull arm I (736) and oblique pull arm II (737), and 0 ° of < α < 180 °.
28. a kind of rear linkages according to claim 27, it is characterized in that, the centre position of described splayed beam (114) arranges an oblique pull arm supporting base (114b), being connected on oblique pull arm supporting base (114b) of the rotatable front end of described oblique pull arm I (736) and oblique pull arm II (737).
29. a kind of rear linkages according to claim 22, it is characterized in that, also comprise oblique pull arm I (736) and oblique pull arm II (737), on the splayed beam (114) being connected to chassis main frame (11) rear end horizontally set of the rotatable front end of described oblique pull arm I (736) and oblique pull arm II (737), the rotatable rear portion being connected to Zola's arm (733), rear end of described oblique pull arm I (736), the rotatable rear portion being connected to right torque arm (734), rear end of described oblique pull arm II (737), an angle [alpha] is formed between described oblique pull arm I (736) and oblique pull arm II (737), and 0 ° of < α < 180 °.
30. a kind of rear linkages according to claim 29, it is characterized in that, the centre position of described splayed beam (114) arranges an oblique pull arm supporting base (114b), being connected on oblique pull arm supporting base (114b) of the rotatable front end of described oblique pull arm I (736) and oblique pull arm II (737).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053145.2A CN104854991B (en) | 2015-02-02 | 2015-02-02 | A kind of rear linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053145.2A CN104854991B (en) | 2015-02-02 | 2015-02-02 | A kind of rear linkage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104854991A true CN104854991A (en) | 2015-08-26 |
| CN104854991B CN104854991B (en) | 2017-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510053145.2A Active CN104854991B (en) | 2015-02-02 | 2015-02-02 | A kind of rear linkage |
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| CN (1) | CN104854991B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108848724A (en) * | 2018-07-03 | 2018-11-23 | 孙维国 | A kind of farm leveler |
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| CN204721817U (en) * | 2015-02-02 | 2015-10-28 | 星光农机股份有限公司 | Hanger after a kind of farm implements |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108848724A (en) * | 2018-07-03 | 2018-11-23 | 孙维国 | A kind of farm leveler |
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| CN104854991B (en) | 2017-09-12 |
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Denomination of invention: A rear suspension device Effective date of registration: 20221016 Granted publication date: 20170912 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: XINGGUANG AGRICULTURAL MACHINERY Co.,Ltd. Registration number: Y2022330002596 |
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