CN217419782U - Front hood of bulldozer - Google Patents
Front hood of bulldozer Download PDFInfo
- Publication number
- CN217419782U CN217419782U CN202221372601.1U CN202221372601U CN217419782U CN 217419782 U CN217419782 U CN 217419782U CN 202221372601 U CN202221372601 U CN 202221372601U CN 217419782 U CN217419782 U CN 217419782U
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- side cover
- rear side
- cover
- connecting strip
- section
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Abstract
The utility model belongs to the technical field of engineering machine tool equipment technique and specifically relates to a bull-dozer front cover, the first half of connecting strip with the latter half of curb plate is connected, the latter half of connecting strip with the first half of side cover is connected, every group the side cover includes front side cover and rear side cover, rotatable being connected between rear side cover and the connecting strip, just the rotation plane of rear side cover is on a parallel with the curb plate, the rotation center of rear side cover is located the upside of rear side cover, the rotation center of rear side cover is located one side that the rear side cover is close to the front side cover, the utility model provides a too big problem of prior art access door turning radius for operating personnel can open the access door again after taking the maintenance tool belt, need not to dodge before opening the door again, make the maintenance operation action more reasonable smooth.
Description
Technical Field
The utility model belongs to the technical field of engineering mechanical equipment technique and specifically relates to a front engine cover of bulldozer.
Background
The front cover of bulldozer is the front cover on the bulldozer, mainly used shelters from the anterior radiator of picture pusher and is located the engine at radiator rear, in order to facilitate the maintenance and the maintenance of engine, the side of the front cover of bulldozer can set up access hole and access door, the axis perpendicular to horizontal plane of the hinge of prior art access door, but because the size of engine is longer thereby make the width of access door longer, this turning radius who has just led to the access door is very big, the turning radius of access door can bring following inconvenience greatly:
1. an operator opens the access door on the track, needs to move to open the access door, and can move the maintenance tool to the track in front of the access opening after opening;
2. the access door belongs to the sheet spare, and thickness in the rotation direction is thinner, and the hinge is ageing to be leaded to rotating when not smooth need vigorously to open the access door and can lead to the access door to produce plastic deformation, leads to the access door to close the difficulty.
The inconvenience becomes a problem to be solved by designers in the subsequent improvement.
Disclosure of Invention
The utility model discloses an aim at: the front hood of the bulldozer overcomes the defects in the prior art, and is not easy to deform when opened without avoiding personnel tools.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
the utility model provides a front engine cover of bulldozer, includes upper shield and two sets of side covers, the upper shield is including two curb plates that are located the upper shield both sides, and is two sets of the side cover is located two respectively the below of curb plate, the side cover passes through the connecting strip and is connected with the curb plate, the first half of connecting strip with the latter half of curb plate is connected, the latter half of connecting strip with the first half of side cover is connected, every group the side cover includes front side cover and rear side cover, rotatable being connected between rear side cover and the connecting strip, just the rotation plane of rear side cover is on a parallel with the curb plate, the rotation center of rear side cover is located the upside of rear side cover, the rotation center of rear side cover is located one side that the rear side cover is close to the front side cover.
Further, the inner surface of the rear side cover is positioned outside the outer surface of the front side cover.
Further, the distance between the inner surface of the rear side cover and the outer side of the outer surface of the front side cover is larger than zero.
Furthermore, the connecting strip comprises an upper part and a lower part, the upper part of the connecting strip is connected with the side plate, the lower part of the connecting strip comprises a front section and a rear section, the thickness of the rear section is greater than that of the front section, the difference value between the thickness of the rear section and that of the front section is greater than that of the front side cover, and the thickness of the rear section is greater than that of the upper part.
Further, the thickness of the upper portion is equal to the thickness of the front section.
Furthermore, the rear side cover is connected with the rear section through a pin shaft and a fixing bolt, a first hinge hole and a plurality of first bolt holes are formed in the rear section, a second hinge hole and a plurality of second bolt holes are formed in the rear side cover, the pin shaft penetrates through the first hinge hole and the second hinge hole to achieve relative rotation of the rear side cover and the connecting strip, and the fixing bolt penetrates through the first bolt holes and the second bolt holes to achieve relative rest of the rear side cover and the connecting strip.
Furthermore, the diameters of the first hinge hole, the first bolt hole, the second hinge hole and the second bolt hole are equal and are all unthreaded holes, the first hinge hole and the first bolt hole are symmetrically arranged, and the second hinge hole and the second bolt hole are symmetrically arranged.
Furthermore, a vertical stop block is arranged on the side face, close to the rear side cover, of the front side cover, and the outer surface of the stop block is closer to the outside than the inner surface of the rear side cover.
Furthermore, the number of the vertical stop blocks is 2, and the other vertical stop block is symmetrically arranged on the side surface far away from the rear side cover.
Furthermore, the side cover still includes baffle down, the baffle is connected with the hypomere of front side cover and the hypomere of rear side cover simultaneously down, the side cover still is provided with horizontal dog, works as when the width of rear side cover is less than the height, horizontal dog sets up on the front side cover, works as when the width of rear side cover is greater than the height, horizontal dog sets up on the baffle down, the perpendicular distance of horizontal dog upper surface with the round pin axle equals the side of rear side cover keeping away from the front side cover apart from the distance of round pin axle, the surface of horizontal dog compare in the internal surface of rear side cover is more outer.
Adopt the technical scheme of the utility model's beneficial effect is:
1. the utility model provides a too big problem of prior art access door turning radius for operating personnel can open the access door again after taking the track with the maintenance instrument, need not to dodge before opening the door again, makes the maintenance operation move more reasonable smooth.
2. The utility model discloses can effectively avoid the access door because of a series of problems that the hinge is ageing to produce, including but not limited to the access door warp, the access door is closed the difficulty.
3. Hinge hole one, bolt hole one the size the same, all be unthreaded hole and symmetry setting and make the rear side cover be the symmetry piece, can adorn the both sides in the upper shield below simultaneously, reduced the part quantity of upper shield, the management of being convenient for.
4. Perpendicular dog and horizontal dog can avoid the rear side cover to rotate and cross to be located other spare parts and produce the collision, avoid the bruising of rear side cover.
5. The front side cover is also a symmetrical piece due to the symmetrical vertical stop blocks, and can be arranged on two sides below the upper cover at the same time, so that the number of parts of the upper cover is reduced, and the management is convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention with the rear side cover opened;
FIG. 3 is a schematic structural view of the connecting strip of the present invention;
FIG. 4 is a detail view of circle A of FIG. 1;
FIG. 5 is a detail view of circle B of FIG. 1;
fig. 6 is a detail view of circle C in fig. 2.
1. An upper cover; 2. a connecting strip; 21. an upper portion; 22. a lower portion; 221. a front section; 222. a rear section; 23. a first hinge hole; 24. a first bolt hole; 3. a front side cover; 31. a vertical stop block; 32. a horizontal stop block; 4. a rear side cover; 41. a second hinge hole; 5. a lower baffle plate; 6. a handle.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention. The utility model discloses utilize structural schematic diagram etc. to carry out the detailed description, the schematic diagram is the example only, and it should not restrict here the scope of the utility model protection. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Referring to fig. 1-6, a front hood of a bulldozer comprises an upper hood 1 and two sets of side hoods, wherein the upper hood 1 comprises two side plates located on two sides of the upper hood 1, the two sets of side hoods are respectively located below the two side plates, the side hoods are connected with the side plates through connecting strips 2, the upper half parts of the connecting strips 2 are connected with the lower half parts of the side plates, the lower half parts of the connecting strips 2 are connected with the upper half parts of the side hoods, each set of side hoods comprises a front side hood 3 and a rear side hood 4, the rear side hood 4 is rotatably connected with the connecting strips 2, the rotating plane of the rear side hood 4 is parallel to the side plates, the rotating center of the rear side hood 4 is located on the upper side of the rear side hood 4, and the rotating center of the rear side hood 4 is located on the side of the rear side hood 4 close to the front side hood 3.
The utility model provides a too big problem of prior art access door turning radius for operating personnel can open the access door again after taking the track with the maintenance instrument, need not to dodge before opening the door again, makes the maintenance operation move more reasonable smooth. The utility model discloses a change the mode of opening of access door (rear side cover 4 rotates and opens, and rotates the plane and be on a parallel with the curb plate) and can effectively avoid a series of problems that the access door produced because of the hinge is ageing, including but not limited to the access door warp, the access door is closed the difficulty.
Referring to fig. 4, the inner surface of the rear side cover 4 is located outside the outer surface of the front side cover 3. The inner surface of the rear cover 4 is located outside the outer surface on the front side so that the rear cover 4 is rotated from the outside of the front cover 3 during opening without interfering with the front cover 3.
Referring to fig. 1-2, if the upper housing 1 is provided with the handle 6, the range of the handle 6 does not exceed the side plate of the upper housing 1, so as to avoid the handle 6 interfering with the rear housing 4 during rotation.
Referring to fig. 4, the distance between the inner surface of the rear side cover 4 and the outer surface of the front side cover 3 is greater than zero. The interval is greater than zero and can effectively avoid the rear side cover 4 to open the in-process and take place the friction with front side cover 3 and lead to the paint to drop, also can make the process of opening more smooth.
Referring to fig. 3, the connecting strip 2 includes an upper portion 21 and a lower portion 22, the upper portion 21 of the connecting strip 2 is connected to the side plate, the lower portion 22 includes a front section 221 and a rear section 222, the thickness of the rear section 222 is greater than that of the front section 221, the difference between the thickness of the rear section 222 and the thickness of the front section 221 is greater than that of the front side cover 3, and the thickness of the rear section 222 is greater than that of the upper portion 21.
The difference in thickness is larger than the thickness of the front side cover 3 so that the rear side cover 4 does not interfere with the front side cover 3 not only during standstill but also during rotation.
Referring to fig. 3, the thickness of the upper portion 21 is equal to the thickness of the front section 221. Such setting can make the front side cover 3 can be located the coplanar with the curb plate, makes the utility model discloses it is more pleasing to the eye.
Referring to fig. 1 and 4, the rear side cover 4 is connected to the rear section 222 through a pin and a fixing bolt, the rear section 222 is provided with a first hinge hole 23 and a plurality of first bolt holes 24, the rear side cover 4 is provided with a second hinge hole 41 and a plurality of second bolt holes, the pin simultaneously passes through the first hinge hole 23 and the second hinge hole 41 to realize the relative rotation of the rear side cover 4 and the connecting bar 2, and the fixing bolt simultaneously passes through the first bolt holes 24 and the second bolt holes to realize the relative rest of the rear side cover 4 and the connecting bar 2. When the rear side cover 4 does not need to be opened, the rear side cover 4 is fixed by fixing bolts to prevent the rear side cover 4 and the front side cover 3 from rotating relatively.
Referring to fig. 1-3, the first hinge hole 23, the first bolt hole 24, the second hinge hole 41, and the second bolt hole have the same aperture and are all smooth holes, the first hinge hole 23 and the first bolt hole 24 are symmetrically disposed, and the second hinge hole 41 and the second bolt hole are symmetrically disposed. The fixing nuts are welded on the inner sides of the connecting strips 2, the fixing nuts are coaxial with the bolt holes I24, and the fixing bolts are in threaded connection with the fixing nuts, so that the bolt holes I24 can be unthreaded holes instead of threaded holes.
Referring to fig. 5-6, a vertical stopper 31 is disposed on the side of the front cover 3 close to the rear cover 4, and preferably, the vertical stopper 31 is welded to the front cover 3, and the outer surface of the stopper is located further outside than the inner surface of the rear cover 4. The vertical stopper 31 can avoid excessive rotation when the rear side cover 4 is closed.
Referring to fig. 1-2, the number of the vertical stoppers 31 is 2, and another vertical stopper 31 is symmetrically disposed on the side far from the rear side cover 4. The symmetrical vertical stop blocks 31 enable the front side cover 3 to be a symmetrical part and can be arranged on two sides below the upper cover 1 at the same time, so that the number of parts of the upper cover 1 is reduced, and management is facilitated.
Referring to fig. 5 to 6, the side cover further includes a lower baffle 5, the lower baffle 5 is connected to the lower section of the front side cover 3 and the lower section of the rear side cover 4, the side cover is further provided with a horizontal stopper 32, when the width of the rear side cover 4 is smaller than the height, the horizontal stopper 32 is disposed on the front side cover 3, when the width of the rear side cover 4 is larger than the height, the horizontal stopper 32 is disposed on the lower baffle 5, a vertical distance between an upper surface of the horizontal stopper 32 and the pin shaft is equal to a distance between a side surface of the rear side cover 4 far away from the front side cover 3 and an axis of the pin shaft, and an outer surface of the horizontal stopper 32 is located further outside than an inner surface of the rear side cover 4. The horizontal stopper 32 can prevent the rear side cover 4 from being excessively rotated when opened.
The rear side cover 4 can be prevented from being collided with the horizontal stopper 32 and the vertical stopper 31 by adhering rubber to the contact position of the rear side cover 4 with the horizontal stopper 32 and the vertical stopper 31 or the contact surface of the horizontal stopper 32 and the vertical stopper 31.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a hood before bull-dozer, includes upper shield and two sets of side covers, the upper shield is including two curb plates that are located the upper shield both sides, and is two sets of the side cover is located two respectively the below of curb plate, the side cover passes through the connecting strip and is connected its characterized in that with the curb plate: the first half of connecting strip with the latter half of curb plate is connected, the latter half of connecting strip with the first half of side cover is connected, every group the side cover includes front side cover and rear side cover, rotatable being connected between rear side cover and the connecting strip, just the rotation plane of rear side cover is on a parallel with the curb plate, the rotation center of rear side cover is located the upside of rear side cover, the rotation center of rear side cover is located one side that the rear side cover is close to the front side cover.
2. A bulldozer front cover according to claim 1, characterized in that: the inner surface of the rear side cover is positioned outside the outer surface of the front side cover.
3. A bulldozer front cover according to claim 1, characterized in that: the distance between the inner surface of the rear side cover and the outer side of the outer surface of the front side cover is larger than zero.
4. A bulldozer front cover according to claim 3, characterized in that: the connecting strip comprises an upper portion and a lower portion, the upper portion of the connecting strip is connected with the side plates, the lower portion of the connecting strip comprises a front section and a rear section, the thickness of the rear section is larger than that of the front section, the difference value between the thickness of the rear section and that of the front section is larger than that of the front side cover, and the thickness of the rear section is larger than that of the upper portion.
5. A bulldozer front cover according to claim 4, characterized in that: the thickness of the upper portion is equal to the thickness of the front section.
6. A bulldozer front cover according to claim 5, characterized in that: the rear side cover is connected with the rear section through a pin shaft and a fixing bolt, a first hinge hole and a plurality of first bolt holes are formed in the rear section, a second hinge hole and a plurality of second bolt holes are formed in the rear side cover, the pin shaft penetrates through the first hinge hole and the second hinge hole to achieve relative rotation of the rear side cover and the connecting strip, and the fixing bolt penetrates through the first bolt holes and the second bolt holes to achieve relative static of the rear side cover and the connecting strip.
7. A bulldozer front cover according to claim 6, characterized in that: the hole diameters of the first hinge hole, the first bolt hole, the second hinge hole and the second bolt hole are equal and are all unthreaded holes, the first hinge hole and the first bolt hole are symmetrically arranged, and the second hinge hole and the second bolt hole are symmetrically arranged.
8. A bulldozer front cover according to claim 7, characterized in that: the side face, close to the rear side cover, of the front side cover is provided with a vertical stop block, and the outer surface of the stop block is closer to the outside than the inner surface of the rear side cover.
9. A bulldozer front cover according to claim 8, characterized in that: the number of the vertical stop blocks is 2, and the other vertical stop block is symmetrically arranged on the side surface far away from the rear side cover.
10. A bulldozer front cover according to claim 9, characterized in that: the side cover further comprises a lower baffle, the lower baffle is connected with the lower section of the front side cover and the lower section of the rear side cover at the same time, the side cover is further provided with a horizontal stop block, when the width of the rear side cover is smaller than the height, the horizontal stop block is arranged on the front side cover, when the width of the rear side cover is larger than the height, the horizontal stop block is arranged on the lower baffle, the vertical distance between the upper surface of the horizontal stop block and the pin shaft is equal to the distance between the side surface of the rear side cover, far away from the front side cover, and the axis of the pin shaft, and the outer surface of the horizontal stop block is closer to the outside than the inner surface of the rear side cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221372601.1U CN217419782U (en) | 2022-06-02 | 2022-06-02 | Front hood of bulldozer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221372601.1U CN217419782U (en) | 2022-06-02 | 2022-06-02 | Front hood of bulldozer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217419782U true CN217419782U (en) | 2022-09-13 |
Family
ID=83171803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221372601.1U Active CN217419782U (en) | 2022-06-02 | 2022-06-02 | Front hood of bulldozer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217419782U (en) |
-
2022
- 2022-06-02 CN CN202221372601.1U patent/CN217419782U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230807 Address after: 427223 Selenium Agriculture Park, Lingyang Street, Cili County, Zhangjiajie City, Hunan Province. 506-509, Building 2, City Square Patentee after: Hunan Cigu Construction Co.,Ltd. Address before: 221600 Babao Industrial Zone, Lulou Town, Peixian County, Xuzhou City, Jiangsu Province Patentee before: Peixian AVIC Precision Machinery Manufacturing Co.,Ltd. |