CN107964996B - Sliding steering engine cover for loader - Google Patents
Sliding steering engine cover for loader Download PDFInfo
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- CN107964996B CN107964996B CN201711216589.9A CN201711216589A CN107964996B CN 107964996 B CN107964996 B CN 107964996B CN 201711216589 A CN201711216589 A CN 201711216589A CN 107964996 B CN107964996 B CN 107964996B
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- cover
- rear cover
- fixed
- connecting rod
- sliding plate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Superstructure Of Vehicle (AREA)
Abstract
The invention discloses a skid-steer engine cover for a loader, and belongs to the technical field of engineering machinery. Comprises a fixed cover, a rotating cover and a rear cover; the rear cover is connected with the frame through a sliding device; a linkage device is connected between the rear cover and the rotating cover; the sliding device comprises a left support and a right support which are respectively arranged at two sides of the rear cover; a left sliding plate and a right sliding plate are respectively fixed on two sides of the rear cover; the linkage device comprises a frame connecting rod, a rear cover connecting rod and an air spring, wherein the top ends of the frame connecting rod, the rear cover connecting rod and the air spring are mutually hinged; the other end of the frame connecting rod is hinged on the frame; the other end of the rear cover connecting rod is hinged on the rear cover; the other end of the gas spring is hinged on the rotating cover. The invention has firm and reliable sealing and better sealing effect; the model integrating rate is greatly improved, and the types of the rear cover are reduced; the operation steps are simplified, and meanwhile, the design of an independent self-locking device in the hood is reduced; simple structure, welding and installation accuracy require lowly, and the operation is light, easy dismouting, and it is convenient to maintain, with low costs.
Description
Technical Field
The invention relates to a hood opening mode of an engineering vehicle, in particular to a skid steering hood for a loader, and belongs to the technical field of engineering machinery.
Background
The loader hood is usually arranged at the middle rear part of a frame of the whole loader and is mainly used for protecting an engine system, shielding noise of the engine, arranging an air inlet and exhaust device and beautifying the whole loader.
In the actual application of the conventional loader hood, the overall configuration is different, and the overall dimensions of the heat radiators of key parts are different, so that the protruding depths of the heat radiators on the rear side of a frame are different. Traditional frame articulated formula rear cover then need be equipped with the rear cover of different size degree of depth according to every section complete machine, and articulated formula rear cover makes its non-surface-to-surface contact when sealed with the radiator moreover, and the joint strip who is close to articulated body one side often appears pastes tightly, and the joint strip who keeps away from articulated body one side then appears scattered seam, and is sealed untight, and the dust gets into. Meanwhile, the welding and mounting precision of the frame hinged body and the rear cover are higher. The opening mode of traditional aircraft bonnet all is earlier through the handle lift upper shield, then pulls open the rotatory back shroud of opening of lock in the back shroud again, and the back shroud needs to design special opening strutting arrangement, complex operation, and the device is complicated.
Disclosure of Invention
In order to solve the technical problems, the invention provides a skid-steer hood for a loader, wherein a linkage device is arranged between a rear hood and a rotating hood in the skid-steer hood for the loader, so that the rotating hood can be automatically opened and closed along with the opening and closing of the rear hood, and the rear hood and the rotating hood have an automatic locking function under the two states of opening and closing.
The invention is realized by the following technical scheme: a skid-steer hood for a loader comprises a fixed hood fixedly connected with a frame; a rotary cover is hinged to the rear side of the fixed cover, and a rear cover is arranged behind the rotary cover; the rear cover is connected with the frame in a front-back sliding manner through a sliding device; a linkage device is connected between the rear cover and the rotating cover; the sliding device comprises a left support and a right support which are respectively arranged at two sides of the rear cover, and the left support and the right support are fixedly connected with the frame; the left support is provided with a left sliding chute which is of a closed I-shaped structure; the right support is provided with a right sliding chute which is of an open Y-shaped structure, and the rear end of the right sliding chute is open; a left sliding plate and a right sliding plate are respectively fixed on two sides of the rear cover; a left sliding column which is arranged in a left sliding chute on the left support in a sliding manner is fixed on the left sliding plate; a right sliding column which is arranged in a right sliding chute on the right support in a sliding manner is fixed on the right sliding plate; the linkage device comprises a frame connecting rod, a rear cover connecting rod and an air spring, wherein the top ends of the frame connecting rod, the rear cover connecting rod and the air spring are mutually hinged; the other end of the frame connecting rod is hinged on the frame; the other end of the rear cover connecting rod is hinged on the rear cover; the other end of the gas spring is hinged on the rotating cover.
It further comprises the following steps: the left sliding column is fixed on the lower side of the left sliding plate; a fixed seat opposite to the left sliding column is fixed on the upper side of the left sliding plate; the end part of the connecting rod of the rear cover is hinged on the fixed seat.
The right sliding column is fixed on the lower side of the right sliding plate; a lock seat opposite to the right sliding column is fixed on the upper side of the right sliding plate; the lock seat is provided with a lock.
The both sides of right spout rear end are the arc on the right branch props.
Sealing plates extending inwards are fixed on the left side and the right side of the rear cover; the left sliding plate and the right sliding plate are fixed on the inner side surfaces of the corresponding sealing plates.
The left sliding plate and the right sliding plate are positioned in the middle of the corresponding sealing plate.
Sealing plates extending inwards are also fixed on the upper side and the lower side of the rear cover; the inner side edges of the four sealing plates are flush.
The left support and the right support are rectangular plates.
Reinforcing rib plates are fixed on the lower sides of the left support and the right support.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the rear cover and the frame are connected in a front-back sliding mode, so that the rear cover and the radiator are sealed in a surface-to-surface fit mode, the sealing is firm and reliable, and the sealing effect is better than that of the traditional rotary non-surface sealing; the sliding connection also enables the radiator to meet the matching requirements of radiators with different sizes in a certain range, avoids the configuration of a rear cover for each model, greatly improves the model integration rate and reduces the types of the rear covers;
2. according to the invention, the linkage device is adopted between the rear cover and the rotating cover, the opening of the rear cover and the rotating cover can be completed by one-time operation, and the self-locking function is realized in the opening and closing state, so that the operation steps are simplified, and the design of an independent self-locking device in the hood is reduced;
3. the invention has the advantages of simple structure of the required parts, low requirements on welding and mounting precision, light operation, easy disassembly and assembly, convenient maintenance and low cost.
Advantages and features of the present invention will be illustrated and explained by the following non-restrictive description of preferred embodiments thereof, given by way of example only with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a three-dimensional view of the back cover;
FIG. 3 is a three-dimensional view of the frame slide;
fig. 4 is a three-dimensional view of the linkage.
In the figure: 1. a fixed cover; 2. a rotating cover; 3. a rear cover; 4. a sliding device; 5. a linkage device; 6. a fixed seat; 7. a left sliding plate; 8. a left sliding post; 9. a right sliding post; 10. a right sliding plate; 11. a lock seat; 12. locking; 13. a left support; 14. a right support; 15. a frame connecting rod; 16. a rear cover link; 17. a gas spring.
Detailed Description
To facilitate a further understanding of the novel hood opening method of the skid steer loader of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings and examples.
As shown in fig. 1, a skid steer cover for a loader includes a stationary cover 1 fixedly connected to a frame. The front edge of the rotating cover 2 is hinged with the rear edge of the fixed cover 1, and the rotating cover 2 can be turned up and down along the hinged shaft.
Referring to fig. 2 and 3, the rear cover 3 is connected with the frame by a sliding device 4 in a sliding manner, the rear cover 3 can move back and forth for a certain distance, and the rear cover 3 can rotate to one side; the method comprises the following steps:
the sliding device 4 comprises a left support 13 and a right support 14 which are respectively arranged at two sides of the rear cover 3, and the left support 13 and the right support 14 are horizontally arranged and are fixedly connected with the frame. The left support 13 and the right support 14 are rectangular plates, and reinforcing rib plates are fixed on the lower sides of the left support 13 and the right support 14, so that the rigidity of the left support 13 and the right support 14 is improved, and downward bending deformation is prevented. The left support 13 is provided with a left sliding chute which is of a closed I-shaped structure; a right sliding groove is formed in the right support 14 and is of an open Y-shaped structure; the rear end of the right chute is open, and the opening of the right chute is arc-shaped.
Sealing plates extending inwards are fixed on the left side and the right side of the rear cover 3; the left sliding plate 7 and the right sliding plate 10 are fixed on the inner side surfaces of the corresponding sealing plates and are positioned in the middle positions of the corresponding sealing plates. The upper and lower both sides of rear cover 3 are also fixed with the shrouding of inside extension, and the inboard side parallel and level of four shrouding. The left sliding column 8 is fixed on the lower side of the left sliding plate 7, and the left sliding column 8 is slidably mounted in a left sliding chute on the left support 13. The right sliding column 9 is fixed on the lower side of the right sliding plate 10, and the right sliding column 9 is slidably mounted in a right sliding chute on the right support 14.
The rear cover 3 can slide back and forth along the left support 13 and the right support 14; the left support 13 and the right support 14 are positioned inside the closing plates on the left and right sides of the rear cover 3.
When the rear cover 3 slides to left branch 13, right branch 14 rear end, the right slip post 9 of rear cover 3 can slide to the rear end of right spout on the right branch 14, and at this moment, rear cover 3 can rotate with the left slip post 8 of rear cover 3 as the fulcrum, and right slip post 9 follows the arc opening roll-off of right spout for the final horizontal rotation of rear cover 3 is opened.
A fixed seat 6 opposite to the left sliding column 8 is fixed on the upper side of the left sliding plate 7. A lock seat 11 opposite to the right sliding column 9 is fixed on the upper side of the right sliding plate 10; the lock seat 11 is provided with a lock 12 used between the rear cover 3 and the frame, and the frame is provided with a lock column at the opposite position. The lock 12 is of conventional construction and the invention is not limited thereto.
Be connected with aggregate unit 5 between rear cover 3 and the rotatory cover 2, specifically be:
the linkage device 5 is positioned on one side (the same side with the left support 13) of the rear cover 3 and the rotating cover 2, and the linkage device 5 comprises a frame connecting rod 15, a rear cover connecting rod 16 and a gas spring 17. The top ends of the frame connecting rod 15, the rear cover connecting rod 16 and the gas spring 17 are hinged on the same shaft; the other end of the frame connecting rod 15 is hinged on the frame; the other end of the gas spring 17 is hinged on the rotating cover 2 and is close to the tail end; the other end of the rear cover connecting rod 16 is hinged on the fixed seat 6 on the rear cover 3.
The working process is as follows:
in the closed state of the rear cover 3, the right hand first opens the lock 12 in the rear cover 3;
the rear cover 3 is pulled by both hands to slide backwards, so that the sliding column 8 on the left sliding plate 7 in the rear cover 3 slides to the tail end of the left sliding groove in the left support 13, and the sliding column 9 on the right sliding plate 10 slides out of the tail end of the right sliding groove in the right support 14; meanwhile, the fixed seat 6 pulls the rear cover connecting rod 16 to move backwards, the rear cover connecting rod 16 pulls the inner end of the air spring 17 to rotate downwards, the self-locking state of the linkage device 5 is released, the air spring 17 automatically stretches, the rear end of the rotating cover 2 is jacked up, and the rotating cover 2 is opened;
after the sliding is finished, the right side of the rear cover 3 is pulled by one hand, so that the rear cover 3 rotates to be opened by taking the left sliding column 8 of the rear cover 3 as a fulcrum; to this end, the rear cover 3 and the rotating cover 2 have been fully opened;
when the rear cover 3 is closed, the rear cover 3 is pushed to rotate by a right hand, so that the sliding column 9 on the right sliding plate 10 enters the arc-shaped opening at the tail end of the right sliding chute in the right support 14;
the rear cover 3 is pushed by both hands simultaneously to slide into the frame, and finally the lock 12 on the right sliding plate of the rear cover 3 is clamped into the frame lock column to be locked; meanwhile, the fixed seat 6 pushes the rear cover connecting rod 16 to move forwards, the rear cover connecting rod 16 pulls the inner end of the gas spring 17 to rotate upwards, and the gas spring 17 pulls the rotating cover 2 to close; when the inner end of the gas spring 17 is positioned at the highest point (higher than the outer end of the gas spring 17), the linkage device 5 is in a self-locking state, and the rotating cover 2 is closed and self-locked; to this end, the rear cover 3 and the rotating cover 2 are all closed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and all such modifications, equivalents and improvements that come within the spirit of the invention are intended to be included therein.
Claims (9)
1. A skid-steer hood for a loader comprises a fixed hood (1) fixedly connected with a frame; a rotating cover (2) is hinged to the rear side of the fixed cover (1), and a rear cover (3) is arranged behind the rotating cover (2);
the method is characterized in that:
the rear cover (3) is connected with the frame in a front-back sliding manner through a sliding device (4); a linkage device (5) is connected between the rear cover (3) and the rotating cover (2);
the sliding device (4) comprises a left support (13) and a right support (14) which are respectively arranged at two sides of the rear cover (3), and the left support (13) and the right support (14) are fixedly connected with the frame; a left sliding groove is formed in the left support (13), and the left sliding groove is of a closed I-shaped structure; a right sliding groove is formed in the right support (14), the right sliding groove is of an open type Y-shaped structure, and the rear end of the right sliding groove is open;
a left sliding plate (7) and a right sliding plate (10) are respectively fixed on two sides of the rear cover (3); a left sliding column (8) which is arranged in a left sliding groove on the left support (13) in a sliding manner is fixed on the left sliding plate (7); a right sliding column (9) which is arranged in a right sliding groove on a right support (14) in a sliding manner is fixed on the right sliding plate (10);
the linkage device (5) comprises a frame connecting rod (15), a rear cover connecting rod (16) and an air spring (17), wherein the top ends of the frame connecting rod, the rear cover connecting rod and the air spring are hinged with each other; the other end of the frame connecting rod (15) is hinged on the frame; the other end of the rear cover connecting rod (16) is hinged on the rear cover (3); the other end of the gas spring (17) is hinged on the rotating cover (2).
2. The skid steer cover for a loader of claim 1, wherein: the left sliding column (8) is fixed on the lower side of the left sliding plate (7); a fixed seat (6) opposite to the left sliding column (8) is fixed on the upper side of the left sliding plate (7); the end part of the rear cover connecting rod (16) is hinged on the fixed seat (6).
3. The skid steer cover for a loader of claim 1, wherein: the right sliding column (9) is fixed on the lower side of the right sliding plate (10); a lock seat (11) opposite to the right sliding column (9) is fixed on the upper side of the right sliding plate (10); the lock seat (11) is provided with a lock (12).
4. The skid steer cover for a loader of claim 1, wherein: the two sides of the rear end of the right sliding groove on the right support (14) are arc-shaped.
5. The skid steer cover for a loader of claim 1, wherein: sealing plates extending inwards are fixed on the left side and the right side of the rear cover (3); the left sliding plate (7) and the right sliding plate (10) are fixed on the inner side surfaces of the corresponding sealing plates.
6. The skid steer cover for a loader of claim 5, wherein: the left sliding plate (7) and the right sliding plate (10) are positioned in the middle of the corresponding sealing plates.
7. The skid steer cover for a loader of claim 5, wherein: sealing plates extending inwards are also fixed on the upper side and the lower side of the rear cover (3); the inner side edges of the four sealing plates are flush.
8. The skid steer cover for a loader of claim 1, wherein: the left support (13) and the right support (14) are rectangular plates.
9. The skid steer cover for a loader of claim 1, wherein: reinforcing rib plates are fixed on the lower sides of the left support (13) and the right support (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711216589.9A CN107964996B (en) | 2017-11-28 | 2017-11-28 | Sliding steering engine cover for loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711216589.9A CN107964996B (en) | 2017-11-28 | 2017-11-28 | Sliding steering engine cover for loader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107964996A CN107964996A (en) | 2018-04-27 |
| CN107964996B true CN107964996B (en) | 2023-03-24 |
Family
ID=61998673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711216589.9A Active CN107964996B (en) | 2017-11-28 | 2017-11-28 | Sliding steering engine cover for loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107964996B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736381A (en) * | 2019-02-19 | 2019-05-10 | 江苏柳工机械有限公司 | A kind of loading machine hood side door limiting device |
| CN109695384A (en) * | 2019-02-25 | 2019-04-30 | 徐州徐工特种工程机械有限公司 | Hood locking device after glide steering loader |
| CN110645467B (en) * | 2019-10-29 | 2020-10-09 | 江苏彭飞自动化机械有限公司 | Aircraft bonnet that can slide and turn to |
| CN111894072B (en) * | 2020-08-28 | 2022-06-17 | 徐工集团工程机械股份有限公司科技分公司 | Hood structure for small-sized loader |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201281962Y (en) * | 2008-10-30 | 2009-07-29 | 桂林优利特医疗电子有限公司 | Disassembly and assembly-easily bonnet |
| JP2010048066A (en) * | 2008-08-25 | 2010-03-04 | Toyota Industries Corp | Skid steer loader |
| CN202595789U (en) * | 2012-06-15 | 2012-12-12 | 江苏柳工机械有限公司 | Slip steering loader hood |
| CN207512817U (en) * | 2017-11-28 | 2018-06-19 | 徐工集团工程机械股份有限公司科技分公司 | A kind of loading machine glide steering hood |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100956997B1 (en) * | 2007-11-28 | 2010-05-11 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | a hood stay apparatus for an engine room in heavy construction equipment |
-
2017
- 2017-11-28 CN CN201711216589.9A patent/CN107964996B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010048066A (en) * | 2008-08-25 | 2010-03-04 | Toyota Industries Corp | Skid steer loader |
| CN201281962Y (en) * | 2008-10-30 | 2009-07-29 | 桂林优利特医疗电子有限公司 | Disassembly and assembly-easily bonnet |
| CN202595789U (en) * | 2012-06-15 | 2012-12-12 | 江苏柳工机械有限公司 | Slip steering loader hood |
| CN207512817U (en) * | 2017-11-28 | 2018-06-19 | 徐工集团工程机械股份有限公司科技分公司 | A kind of loading machine glide steering hood |
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| Publication number | Publication date |
|---|---|
| CN107964996A (en) | 2018-04-27 |
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