CN212332783U - Hood and engineering machinery - Google Patents
Hood and engineering machinery Download PDFInfo
- Publication number
- CN212332783U CN212332783U CN202020517371.8U CN202020517371U CN212332783U CN 212332783 U CN212332783 U CN 212332783U CN 202020517371 U CN202020517371 U CN 202020517371U CN 212332783 U CN212332783 U CN 212332783U
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- support frame
- pull rod
- movable panel
- platform
- plate
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Abstract
The utility model relates to a aircraft bonnet and engineering machine tool need be with the help of the problem of bed hedgehopping platform when solving the maintenance of spare part in the current large-scale engineering machine tool aircraft bonnet, the utility model discloses construct an aircraft bonnet and engineering machine tool, wherein the aircraft bonnet includes the support frame and installs the covering on the support frame, the covering includes can open or closed activity plate with support frame fixed connection's fixed plate and relatively fixed plate, the lower part of activity plate is articulated with the support frame, is provided with between support frame and the activity plate and prescribes a limit to the rotation angle stop device that the angle was opened in the rotation of activity plate, and the medial surface of activity plate is provided with and supplies the platform that the people stood after the rotation. The platform that the activity plate formed can become the maintenance platform of standing under the condition that does not have the bed hedgehopping instrument, makes things convenient for maintenance personal to maintain the machine.
Description
Technical Field
The utility model relates to an engineering machine tool, more specifically say, relate to a aircraft bonnet and engineering machine tool.
Background
The engineering machinery is provided with a hood to protect an engine, a radiator, a pump and the like, and the noise radiation of the machine is reduced. The hood is generally composed of a plate and a support frame, the support frame is fixedly installed on a frame of the engineering machinery, and the plate is fixed on the support frame. In order to facilitate the inspection and maintenance of the components inside the hood, a movable and detachable plate or an openable and closable plate that can be opened and closed by rotating, such as a door or a window, is usually disposed in the plate.
Many engineering machines all belong to the main equipment, and the terrain clearance of aircraft bonnet is higher usually, opens the switching plate spare on the aircraft bonnet, waits that the height of maintenance spare part surpasss maintenance personal and stands subaerial maintainable part height usually, and maintenance personal then need carry out spare part maintenance with the help of ladder or other bed hedgehopping platforms this moment. However, the engineering machinery is outdoor equipment, and is often operated in the field of wasteland, and the machine is maintained in the field of wasteland, and if maintenance personnel do not carry a raising platform or other raising tools, great inconvenience is caused in maintenance.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that need be with the help of the problem of bed hedgehopping platform when the maintenance of spare part in the current large-scale engineering machine tool aircraft bonnet, and provide an aircraft bonnet and engineering machine tool, make things convenient for maintenance personal to maintain the machine under the condition that does not have bed hedgehopping platform or instrument.
The utility model discloses a realize that the technical scheme of its purpose is like: construct a aircraft bonnet, include the support frame and install the covering on the support frame, the covering includes with support frame fixed connection's fixed plate and the open or closed movable plate of relatively fixed plate, its characterized in that the lower part of movable plate with the support frame is articulated, the support frame with be provided with the turned angle stop device who prescribes a limit to the movable plate and rotate the opening angle between the movable plate, the medial surface of movable plate is provided with and supplies the platform that the people stood after the movable plate rotates to open. The utility model discloses in, when the movable plate closed, the movable plate constitutes the aircraft bonnet covering with fixed plate together, protects the spare part in the aircraft bonnet, completely cuts off the noise that reduces aircraft bonnet inner part radiation. When the movable plate is opened, the movable plate overturns downwards around a hinged point at the bottom of the movable plate, the rotating angle is limited by the rotating angle limiting device finally, and the movable plate after being opened and overturned forms a platform for people to stand. The platform can be used as a maintenance standing platform for workers to stand and maintain parts in the hood, and also can be used as a boarding channel for people to board the top of the hood. The platform that the activity plate formed can become the maintenance platform of standing under the condition that there is not bed hedgehopping instrument in the field of wasteland, makes things convenient for maintenance personal to maintain the machine.
In the hood, the platform comprises a plurality of footsteps which are fixed on the inner side surface of the movable plate and are sequentially increased in height after the movable plate is rotated and opened. The steps arranged on the movable plate can become boarding passages for people to step on, and maintenance personnel can stand on the boarding passages to maintain the machine. The platform is composed of a flat plate which is fixed on the inner side surface of the movable plate and is horizontally arranged after the movable plate is rotated and opened. The platform that the flat board constitutes can regard as the maintenance platform for the maintenance personal stands, places required instrument when maintaining etc. provides convenience for the maintenance.
In the hood, the rotation angle limiting devices are symmetrically arranged on the left side and the right side of the movable plate. The rotation angle limiting devices are arranged on two sides of the movable plate, so that the movable plate has good strength and stability after being opened, and a person can stand conveniently.
In the hood, the rotation angle limiting device is composed of a protruding part arranged at the lower part of the movable plate and a limiting part arranged on the supporting frame, and when the movable plate is completely rotated and opened, the limiting part on the supporting frame is contacted with the protruding part on the movable plate and limits the movable plate to rotate along the opening direction.
In the hood, the rotation angle limiting device may further include a cable having two ends respectively fixedly connected to the movable plate and the support frame, and the cable is in a cable-stayed shape after the movable plate is completely rotated and opened.
In the engine hood, the rotation angle limiting device is composed of a folding pull rod, the folding pull rod comprises a first pull rod and a second pull rod, the first end of the first pull rod is hinged to the movable plate, the second end of the first pull rod is hinged to the first end of the second pull rod, the second end of the second pull rod is hinged to the supporting frame, and when the movable plate is completely rotated and opened, the first pull rod and the second pull rod are in a diagonal shape on the same straight line. Furthermore, a guide rail is arranged on the support frame, a horizontal sliding groove is formed in the guide rail, and the second end of the second pull rod is slidably arranged in the sliding groove along with a hinge pin hinged to the support frame. Furthermore, the folding pull rod is provided with a handrail. The handrail is convenient for personnel to grasp when the personnel step on the platform on the movable plate, and the personnel can conveniently and safely step on the platform.
The utility model discloses a realize that the technical scheme of its purpose is like: a construction machine is constructed that is characterized by having the aforementioned hood.
Compared with the prior art, the utility model, have the utility model provides a aircraft bonnet, outside having the function of traditional aircraft bonnet, movable plate still can become the boarding passageway that supplies the people to board the aircraft bonnet top or as the maintenance platform that supplies the people to stand, makes things convenient for maintenance personal to maintain the operation.
Drawings
Fig. 1 is a schematic view of a movable plate of a hood of an engineering machine according to the present invention in a closed state.
Fig. 2 is a schematic view of the movable plate of the hood of the engineering machine in an open state.
Fig. 3 is a schematic view of the movable plate of the hood of the present invention in a closed state.
Fig. 4 is a schematic view of the hood of the present invention with the movable plate in an open state.
Detailed Description
The following description of the embodiments refers to the accompanying drawings.
Fig. 1 and 2 show a crawler-type work machine main body 1, wherein the work machine main body 1 is configured with a corresponding working device to form a work machine with a corresponding function, such as an excavator. The excavator main body 1 is provided with a hood for protecting components in the hood.
As shown in fig. 3 and 4, the hood includes a support frame 4 and a cover member mounted on the support frame, and the cover member includes a fixed panel 2 fixedly connected to the support frame 4 and a movable panel 3 openable and closable with respect to the fixed panel 2. The lower part of activity plate 3 is articulated with support frame 4, is provided with the turned angle stop device who inject activity plate 3 and rotate the opening angle between support frame 4 and the activity plate 3, and the medial surface of activity plate 3 is provided with the platform that supplies the people to stand after the rotation of activity plate is opened.
The rotation angle limiting devices are arranged on the left side and the right side of the movable plate 2 in a bilateral symmetry mode. In this embodiment, the rotation angle limiting device is composed of a folding pull rod, the folding pull rod includes a first pull rod 51 and a second pull rod 52, a first end of the first pull rod 51 is hinged to the movable plate 3, a second end of the first pull rod 51 is hinged to a first end of the second pull rod 52, a second end of the second pull rod 52 is hinged to the support frame 4, and the first pull rod 51 and the second pull rod 52 are in a diagonal shape on the same straight line after the movable plate 3 is completely rotated and opened.
The support frame 4 is provided with a guide rail 41, the guide rail 41 is provided with a horizontal sliding groove 42, and a hinge pin shaft, the second end of which is hinged with the support frame 4, of the second pull rod 52 is slidably arranged in the sliding groove 42. The handrail 53 is arranged on the folding pull rod, and the handrail 53 is convenient for people to grasp when the people step on the platform on the movable plate 3, so that the people can conveniently and safely step on the platform.
The platform is including fixing on 3 medial surfaces of movable plate and rotating two step 32 that highly increase progressively in proper order after opening at movable plate, and after movable plate 3 opened, these two step 32 can step on the passageway at aircraft bonnet top as the personnel, also can regard as the platform of standing of maintenance personal maintenance aircraft bonnet inside spare part, make things convenient for personnel to register or maintain the machine.
In this embodiment, the platform may also be a flat plate disposed inside the movable plate, and when the movable plate is opened, the flat plate inside the movable plate is horizontal, thereby forming a maintenance platform for a worker to stand and place a maintenance tool. When the machine is in the wilderness and no heightening equipment is arranged, maintenance personnel can conveniently maintain the machine.
In this embodiment, the rotation angle limiting device formed by the first pull rod and the second pull rod can be replaced by a steel cable, two ends of the steel cable are respectively and fixedly connected to the movable plate and the support frame, and the steel cable is in a diagonal shape after the movable plate is completely rotated and opened.
In this embodiment, the rotation angle limiting device may also be composed of a protrusion disposed at a lower portion of the movable plate and a limiting portion disposed on the support frame, and when the movable plate is fully rotated and opened, the limiting portion on the support frame contacts with the protrusion on the movable plate and limits the movable plate to rotate in the opening direction.
In the present embodiment, the posture of the movable panel after being rotated to be opened is kept fixed by the rotation angle restricting means, and the closed state of the movable panel is kept by the door lock 31 mounted on the movable panel when the movable panel is closed.
Claims (10)
1. The utility model provides a hood, includes the support frame and installs the covering on the support frame, the covering includes with support frame fixed connection's fixed plate and relative fixed plate openable or closed activity plate, its characterized in that the lower part of activity plate with the support frame is articulated, the support frame with be provided with the turned angle stop device who prescribes a limit to activity plate and rotate opening angle between the activity plate, the medial surface of activity plate is provided with rotates the platform that supplies the people to stand after opening at the activity plate.
2. The hood according to claim 1 wherein said platform comprises a plurality of footsteps fixed to the inside surface of said movable panel and having successively increasing heights as the movable panel is pivoted open.
3. A hood according to claim 1, characterized in that the platform is constituted by a flat plate fixed to the inner side of the movable panel and arranged horizontally after the movable panel is pivoted open.
4. A hood according to claim 1, characterized in that the rotation angle restricting devices are disposed on left and right sides of the movable panel member in bilateral symmetry.
5. A hood according to any of claims 1-4, characterized in that the rotation angle restricting means is constituted by a projection provided on a lower portion of the movable panel and a restricting portion provided on the support frame, the restricting portion on the support frame coming into contact with the projection on the movable panel and restricting the rotation of the movable panel in the opening direction when the movable panel is fully rotated and opened.
6. The hood according to any of claims 1 to 4 wherein the rotation angle limiting device is formed of a steel cable having both ends fixedly connected to the movable panel and the support frame, respectively, and the steel cable is in a diagonal shape when the movable panel is fully rotated and opened.
7. The hood according to any of claims 1 to 4 wherein the rotation angle limiting device is formed by a folding pull rod, the folding pull rod includes a first pull rod and a second pull rod, a first end of the first pull rod is hinged to the movable panel, a second end of the first pull rod is hinged to a first end of the second pull rod, a second end of the second pull rod is hinged to the support frame, and the first pull rod and the second pull rod are inclined on the same straight line after the movable panel is completely rotated and opened.
8. The hood according to claim 7 wherein the support frame has a rail disposed thereon, the rail having a horizontal slot disposed therein, and a hinge pin, at a second end of the second pull rod, hinged to the support frame is slidably disposed in the slot.
9. The hood according to claim 7 wherein said fold-over drawbar is provided with an armrest.
10. A working machine characterized by having a hood according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517371.8U CN212332783U (en) | 2020-04-10 | 2020-04-10 | Hood and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517371.8U CN212332783U (en) | 2020-04-10 | 2020-04-10 | Hood and engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212332783U true CN212332783U (en) | 2021-01-12 |
Family
ID=74068939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020517371.8U Active CN212332783U (en) | 2020-04-10 | 2020-04-10 | Hood and engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212332783U (en) |
-
2020
- 2020-04-10 CN CN202020517371.8U patent/CN212332783U/en active Active
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