CN213682279U - Mechanism for preventing hydraulic excavator from accidentally rotating when getting on vehicle - Google Patents
Mechanism for preventing hydraulic excavator from accidentally rotating when getting on vehicle Download PDFInfo
- Publication number
- CN213682279U CN213682279U CN202022417345.0U CN202022417345U CN213682279U CN 213682279 U CN213682279 U CN 213682279U CN 202022417345 U CN202022417345 U CN 202022417345U CN 213682279 U CN213682279 U CN 213682279U
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- pin shaft
- shaft hole
- handle
- limiting block
- vehicle
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Abstract
The utility model discloses a prevent unexpected pivoted mechanism of hydraulic shovel getting on bus, include: the cab bottom plate is provided with a limiting block; the upper frame is provided with a first pin shaft hole corresponding to the position of the limiting block; the lower frame is provided with a pin shaft hole II corresponding to the pin shaft hole I; a handle which can be adjusted up and down is arranged in the limiting block, and the handle is connected with a pin shaft penetrating through the pin shaft hole I and the pin shaft hole II; the utility model discloses can realize the locking of getting on or off the bus in the driver's cabin, fixed relative position of getting on the bus and getting off, easy operation is convenient, promotes this safety guarantee's performability by a wide margin, promotes wheeled excavator road security of traveling.
Description
Technical Field
The utility model relates to a prevent unexpected pivoted mechanism of hydraulic shovel getting on bus belongs to excavator technical field.
Background
The wheel type hydraulic excavator has the advantages of high road walking speed, flexibility and convenience in transition. The market share of the wheel type hydraulic excavator in China is increased year by year, and the market demand is continuously increased. When the wheel type hydraulic excavator runs at a high speed, in order to ensure the running safety, the relative position of the upper vehicle and the lower vehicle needs to be fixed, and the accidental rotation of the upper vehicle rotating platform during the high-speed running is prevented, so that the personal and property safety loss is prevented.
At present, a wheel type hydraulic excavator is connected with an upper vehicle and a lower vehicle through a pin shaft, the connection position is outside a cab, a driver needs to operate a machine in the cab and visually align an upper vehicle pin shaft hole and a lower vehicle pin shaft hole, then the driver closes the machine, and the machine leaves the cab and climbs the upper vehicle to connect the pin shaft in series with the upper vehicle and the lower vehicle. The visual error is usually repeated for several times. The operation is complicated and difficult, and the driving requirement is not executed by the client due to the complicated operation, so that potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the unexpected rotation of rotary platform that gets on the bus when high-speed walking among the prior art and pass through the round pin hub connection, this complex operation difficulty has caused the not enough of potential safety hazard, provides a prevent unexpected pivoted mechanism of hydraulic shovel getting on the bus.
A mechanism for preventing accidental rotation of a hydraulic excavator during boarding, comprising:
the cab bottom plate is provided with a limiting block;
the upper frame is provided with a first pin shaft hole corresponding to the position of the limiting block;
the lower frame is provided with a pin shaft hole II corresponding to the pin shaft hole I;
and a handle capable of being adjusted up and down is arranged in the limiting block, and the handle is connected with a pin shaft penetrating through the pin shaft hole I and the pin shaft hole II.
Furthermore, the limiting block is provided with an annular unlocking position, and the unlocking position is connected with a locking position which can enable the handle to move up and down.
Furthermore, the locking position is provided with a handle assembling and disassembling opening for installing the handle.
Furthermore, a guide reinforcing pipe communicated with the limiting block is arranged at the position, corresponding to the first pin shaft hole, of the upper frame.
Further, the guide reinforcing pipe is fixedly connected with the upper frame.
Further, the handle and the pin shaft are detachably connected.
Compared with the prior art, the utility model discloses the beneficial effect who reaches: the utility model discloses can realize the locking of getting on or off the bus in the driver's cabin, fixed relative position of getting on the bus and getting off, easy operation is convenient, promotes this safety guarantee's performability by a wide margin, promotes wheeled excavator road security of traveling.
Drawings
Fig. 1 is a schematic view of the locking mechanism of the present invention;
FIG. 2 is a schematic view of the present invention;
fig. 3 is the schematic diagram of the stopper and the pin shaft of the present invention.
In the figure: 1. a lower frame; 2. a pin shaft; 201. a threaded hole; 3. an upper frame; 4. a guide reinforcement tube; 5. A cab floor; 6. a limiting block; 601. locking positions; 602. unlocking; 603. a handle loading and unloading port; 7. A handle; 701. and (4) external threads.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 3, disclosed is a mechanism for preventing an unexpected rotation of a hydraulic excavator on a vehicle, including: the cab base plate 5 is provided with a limiting block 6; the upper frame 3 is provided with a first pin shaft hole corresponding to the position of the limiting block 6 on the upper frame 3; the lower frame 1 is provided with a pin shaft hole II at a position, corresponding to the pin shaft hole I, of the lower frame 1;
a handle 7 capable of being adjusted up and down is arranged in the limiting block 6, and the handle 7 is connected with a pin shaft 2 penetrating through the pin shaft hole I and the pin shaft hole II; the handle 7 can be welded on a limiting block 6 on a cab bottom plate 5 and limited to move, the pin shaft 2 penetrates through a guide reinforcing pipe 4 welded on the upper frame 3 and can be connected with and separated from a pin shaft hole on the lower frame 1 under the control of the handle 7, and locking and unlocking are realized; wherein, handle 7 is the control rod, does not bear turning moment, and stopper 6 plays limiting displacement, does not bear turning moment, and round pin axle 2 bears turning moment when locking the position, prevents to get on bus unexpected rotation.
In this embodiment, the limiting block 6 is provided with an annular unlocking position 602, and the unlocking position 602 is connected with a locking position 601 which can enable the handle 7 to move up and down; the locking position 601 is provided with a handle assembling and disassembling port 603 for installing the handle 7; the handle 7 can move back and forth from the locking position 601 to the unlocking position 602 in the sliding groove of the limiting block 6; the handle 7 is detachable through the handle attachment/detachment port 603.
In this embodiment, a guide reinforcing pipe 4 communicated with the limiting block 6 is arranged at a position of the upper frame 3 corresponding to the first pin shaft hole; the guide reinforcing pipe 4 is fixedly connected with the upper frame, and the guide reinforcing pipe 4 realizes the guide effect on the pin shaft 2 and bears the reaction force of the pin shaft 2 for preventing the upper frame from rotating when the upper frame and the lower frame are in a locking state.
As shown in fig. 3, the handle 7 is detachably connected with the pin 2; the specific disassembly mode is as follows: one end of the pin shaft 2 is provided with a threaded hole 201 which can be connected with an external thread 701 at one end of the handle 7.
As shown in fig. 3, when the wheel excavator is ready to travel at high speed on a road, it is necessary to prevent the boarding vehicle from being accidentally swung during travel and the boarding vehicle is locked to ensure safety of travel.
The operation machine has the upper part rotating to the same level as the lower part and the cab over the front axle. The operating handle 7 moves from the unlocking position 602 to the locking position 601 through the limiting block, and at the moment, the pin shaft 2 connected with the handle 7 is connected with a pin shaft hole on the lower frame 1 through the guide reinforcing pipe 4 welded on the upper frame 3, so that locking is realized; in the implementation process, if the handle 7 can not be moved to the locking position 601 at one time, the operation machine rotates leftwards and rightwards at a small amplitude, the pin shaft 2 is connected to the pin shaft hole in the lower frame 1 through self weight, and locking is achieved.
As shown in fig. 2, when the wheel excavator is ready for construction work, the upper and lower vehicles need to be separated and the lock needs to be released, and the upper and lower vehicles need to be in an unlocked state.
The operating handle 7 moves from the upper locking position 601 of the limiting block to the unlocking position 602, and at the moment, the pin shaft 2 connected with the handle 7 is separated from the pin shaft hole on the lower frame 1 through the guide reinforcing pipe 4 welded on the upper frame 3, so that unlocking is realized;
the embodiment is not only applied to the existing wheel type excavator, but also can be expanded to an electric control excavator or a hydraulic control excavator.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (6)
1. A mechanism for preventing hydraulic excavator from accidentally rotating when getting on a vehicle is characterized by comprising:
the cab base plate (5), the cab base plate (5) is provided with a limiting block (6);
the upper frame (3), the position of the upper frame (3) corresponding to the limiting block (6) is provided with a first pin shaft hole;
the lower frame (1) is provided with a second pin shaft hole corresponding to the first pin shaft hole in the position of the lower frame (1);
and a handle (7) capable of being adjusted up and down is arranged in the limiting block (6), and the handle (7) is connected with a pin shaft (2) penetrating through the first pin shaft hole and the second pin shaft hole.
2. The mechanism for preventing the hydraulic excavator from accidentally rotating on the vehicle as claimed in claim 1, wherein the limiting block (6) is provided with an annular unlocking position (602), and the unlocking position (602) is connected with a locking position (601) capable of enabling the handle (7) to move up and down.
3. The mechanism for preventing the hydraulic excavator from accidentally rotating on the vehicle as claimed in claim 2, wherein the locking position (601) is provided with a handle mounting and dismounting opening (603) for mounting the handle (7).
4. The mechanism for preventing the hydraulic excavator from accidentally rotating on the upper vehicle is characterized in that a guide reinforcing pipe (4) communicated with the limiting block (6) is arranged at the position, corresponding to the first pin shaft hole, of the upper vehicle frame (3).
5. The mechanism for preventing the hydraulic excavator from accidentally rotating on the vehicle as claimed in claim 4, wherein the guide reinforcing tube (4) is fixedly connected with the upper frame.
6. The mechanism for preventing accidental turning of a hydraulic excavator on board according to claim 1, characterized in that the handle (7) is detachably connected to the pin (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022417345.0U CN213682279U (en) | 2020-10-27 | 2020-10-27 | Mechanism for preventing hydraulic excavator from accidentally rotating when getting on vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022417345.0U CN213682279U (en) | 2020-10-27 | 2020-10-27 | Mechanism for preventing hydraulic excavator from accidentally rotating when getting on vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213682279U true CN213682279U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022417345.0U Active CN213682279U (en) | 2020-10-27 | 2020-10-27 | Mechanism for preventing hydraulic excavator from accidentally rotating when getting on vehicle |
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| CN (1) | CN213682279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197565A (en) * | 2021-12-03 | 2022-03-18 | 严松法 | Locking mechanism of wheel excavator |
-
2020
- 2020-10-27 CN CN202022417345.0U patent/CN213682279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197565A (en) * | 2021-12-03 | 2022-03-18 | 严松法 | Locking mechanism of wheel excavator |
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