CN221051505U - Lifting mechanism of cab and forklift - Google Patents
Lifting mechanism of cab and forklift Download PDFInfo
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- CN221051505U CN221051505U CN202323165808.9U CN202323165808U CN221051505U CN 221051505 U CN221051505 U CN 221051505U CN 202323165808 U CN202323165808 U CN 202323165808U CN 221051505 U CN221051505 U CN 221051505U
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- frame
- cab
- portal
- lifting mechanism
- fixed part
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- 125000003003 spiro group Chemical group 0.000 claims description 2
- 239000000463 material Substances 0.000 description 4
- 108010066278 cabin-4 Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model provides a lifting mechanism of a cab and a forklift, wherein the lifting mechanism of the cab comprises a portal frame, a cab frame and a supporting frame, the portal frame is provided with a fixed part and a movable part which can be assembled on the fixed part in a lifting manner, the fixed part of the portal frame is connected to a forklift main body, one end of the supporting frame is connected to the forklift main body, and the other end of the supporting frame is connected to the fixed part of the portal frame, so that the forklift main body, the fixed part of the portal frame and the supporting frame form a triangular fixed structure; the cab frame is mounted on the movable portion of the mast; the cab is mounted on the cab frame. The cab on the portal can be stably supported, and the structure is simple and easy to realize.
Description
Technical Field
The utility model relates to the field of forklifts, in particular to a lifting mechanism of a cab and a forklift.
Background
Fork trucks are industrial transportation vehicles, and are various wheeled transportation vehicles that perform handling, stacking, and short-distance transportation operations on pallet goods. When carrying high and large cargoes, the sight of a driver is often blocked by the cargoes during running in particular.
The existing vision field improving technology mainly uses a camera to image on a display screen, and also uses a specular reflection mode to transmit the blind area vision field. However, these methods have a problem that the operator has a relatively slow reaction due to the insufficient visual confirmation. The field of view of operators can be increased by lifting the cab, as in the prior art, the internal combustion heavy vehicle discloses a cab lifting-like technology, but the following defects also exist: 1. excessive materials, high cost and complex structure; 2. the body at the bottom of the cab is not provided with a cover plate, and the cab is in a hollowed-out state after being separated, so that the cab is easy to be polluted by the outside; 3. the tank chain position is too centered right behind the cab, and has an effect on the field of view. There is currently no simple, reliable lifting mechanism to support the cab.
Disclosure of utility model
Therefore, the utility model provides a lifting mechanism of a cab and a forklift for solving the problems of excessive materials, high cost and complex structure.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
The lifting mechanism of the cab comprises a door frame, a cab frame and a support frame, wherein the door frame is provided with a fixed part and a movable part which can be assembled on the fixed part in a lifting manner, the fixed part of the door frame is connected to a forklift body, one end of the support frame is connected to the forklift body, and the other end of the support frame is connected to the fixed part of the door frame, so that the forklift body, the fixed part of the door frame and the support frame form a triangular fixed structure; the cab frame is mounted on the movable portion of the mast for mounting the cab.
Further, the door frame is a single-stage door frame, a two-stage door frame or a three-stage door frame.
Further, the movable part of the portal is provided with a fork frame, the upper end of the cab frame is provided with a hook, the hook is hung to the upper end of a cross beam of the fork frame, and the lower end of the cab frame is fixed on the fork frame through bolts.
Further, the support frame includes two left and right standpipe and connects the X-shaped cross tube group between two left and right standpipe, and the lower extreme of two left and right standpipe all is connected in fork truck main part, and the upper end of two left and right standpipe all is connected on the fixed part of portal.
Further, the lifting mechanism of the cab further comprises a base support, the base support is fixed on the forklift body, and the support frame is connected to the base support.
Further, the root that the base supported has a screw thread structure to fix on fork truck main part's balancing weight through root spiro union.
Further, an upper wing plate is arranged at the upper end of the support frame and is fixedly connected to a fixed part of the portal through a bolt, and a lower wing plate is arranged at the lower end of the support frame; the lower wing plate is hinged on the base support through a pin shaft.
Further, the lifting mechanism of the cab further comprises a cover plate, and the cover plate covers the forklift body at the position below the cab.
Further, the lifting mechanism further comprises a tank chain wire harness disc, and the tank chain wire harness disc is assembled on the side face of the portal frame.
The forklift comprises a forklift body, a cab, a power module and a lifting mechanism, wherein the lifting mechanism comprises a portal frame, a cab frame and a supporting frame, the portal frame is provided with a fixed part and a movable part which can be assembled on the fixed part in a lifting manner, the fixed part of the portal frame is connected to the forklift body, one end of the supporting frame is connected to the forklift body, and the other end of the supporting frame is connected to the fixed part of the portal frame, so that a triangular fixed structure is formed by the forklift body, the fixed part of the portal frame and the supporting frame; the cab frame is mounted on the movable portion of the mast; the cab is assembled on the cab frame; the power module is in driving connection with the movable part of the portal frame.
The technical scheme provided by the utility model has the following beneficial effects:
1. By adopting the lifting mechanism provided by the application, the fork truck main body, the fixed part of the portal frame and the supporting frame form a triangular fixed structure, so that a cab on the portal frame can be stably and reliably supported, and the lifting mechanism is simple in structure, low in cost and easy to realize.
2. The movable part of the portal frame is provided with a fork frame, the upper end of the cab frame is provided with a hook and is hung to the upper end of a cross beam of the fork frame through the hook, and the lower end of the cab frame is fixed on the fork frame through bolts to form a four-pivot structure, so that the portal frame is suitable for most cabs; and the cab frame has less material, thereby further saving the cost.
3. Be provided with the apron on the fork truck main part of driver's cabin below position, with fork truck main part's window shutoff, even after the driver's cabin separation, the inside device of protection fork truck main part that still can be fine. The forklift can adapt to more working conditions, such as rainy days, casting industries and the like.
4. The lifting mechanism further comprises a tank chain wire harness disc, the tank chain wire harness disc is assembled on the side face of the portal frame, and the sight of the right rear is not affected when the vehicle backs.
Drawings
FIG. 1 is a schematic view of a forklift with a cab lifting mechanism in an embodiment;
FIG. 2 is a schematic diagram of a forklift with a cab lifting mechanism in an embodiment;
FIG. 3 is a schematic view of a cab frame of a cab lifting mechanism according to an embodiment;
FIG. 4 is a schematic view showing the structure of a base support of a lifting mechanism of a cab in an embodiment;
fig. 5 is a schematic structural view of a supporting frame of a lifting mechanism of a cab in an embodiment.
Detailed Description
For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.
The utility model will now be further described with reference to the drawings and detailed description.
Referring to fig. 1 to 5, the lifting mechanism of the cab provided in this embodiment includes a gantry 31, a cab frame 32 and a supporting frame 33, where the gantry 31 has a fixed portion and a movable portion that can be assembled on the fixed portion in a lifting manner, specifically, the gantry 31 may be a single-stage gantry, a two-stage gantry or a three-stage gantry in the prior art, in this embodiment, the fixed portion of the gantry 31 is an outer gantry, and the movable portion of the gantry 31 is an inner gantry; the mast 31 is provided with an oil cylinder for driving the mast 31 to lift.
The fixed part (i.e. the outer portal) of the portal frame 31 is connected to the forklift body 100, one end of the supporting frame 33 is connected to the forklift body 100, and the other end is connected to the fixed part of the portal frame 31, so that the forklift body 100, the fixed part of the portal frame 31 and the supporting frame 33 form a triangle fixed structure; the triangle fixing structure has good stability. The cab frame 32 is mounted on the movable portion of the mast 31 for mounting the cab.
By adopting the lifting mechanism provided by the application, the equipment is easy to obtain for forklift manufacturers by adopting the portal 31 mode, and the lifting is stable. The fork truck main body 100, the fixed part of the portal frame 31 and the supporting frame 33 form a triangle fixed structure, which can stably and reliably support the cab 4 on the portal frame 31, and has simple structure, low cost and easy realization.
Specifically, the cylinder disposed on the gantry 31 is preferably configured with an upper buffer function and a lower buffer function in the prior art, so as to realize the ascending and descending buffer. Still further preferably, for operation safety, the cylinder can also be equipped with a pipe explosion safety valve, thereby improving operation experience and safety.
The embodiment also provides a forklift, which comprises a forklift body 100, a cab 4, a power module (not shown) and a lifting mechanism, wherein the lifting mechanism is the lifting mechanism of the cab; the forklift comprises a portal 31, a cab frame 32 and a supporting frame 33, wherein the portal 31 takes a two-stage portal as an example, the portal 31 is provided with a fixed part (namely an outer portal) and a movable part (namely an inner portal) which can be assembled on the fixed part in a lifting manner, the fixed part of the portal 31 is connected to a forklift body 100, one end of the supporting frame 33 is connected to the forklift body 100, and the other end of the supporting frame 33 is connected to the fixed part of the portal 31, so that the forklift body 100, the fixed part of the portal 31 and the supporting frame 33 form a triangular fixed structure; the cab frame 32 is mounted on the movable portion of the mast 31; the cab 4 is mounted on the cab frame 32; the power module drives the movable part connected to the gantry 31.
So set up, realize fork truck's driver's cabin 4 separation, accessible power module drive portal 31's movable part's lift to drive driver's cabin 4 and go up and down. The blind area vision which is blocked can be directly identified by human eyes through the lifting of the cab 4, so that the imaging vision is wider and the effect is better; the thinking reaction time is reduced by at least 2 seconds, and the operation efficiency and the safety are greatly improved.
The movable part (i.e. the inner portal) of the portal frame 31 is provided with a fork frame 311, as shown in fig. 3, the cab frame 32 is provided with a structure similar to a fork, both ends are provided with hooks 321, the lower end of the cross beam of the fork frame 311 of the portal frame 31 is hung to the upper end of the cross beam of the fork frame 311 through the hooks 321, the cab frame 32 is fixed on the fork frame 311 through bolts to form a four-pivot structure, the stable assembly of the cab frame 32 is realized, and the cab frame 32 is provided with such a structure, the material of the cab frame 32 is reduced, the cost is further saved, the four-pivot structure is suitable for most cabs, and the applicability is wide.
Specifically, in this embodiment, the connection modes between the forklift main body 100, the fixed portion of the mast 31, and the support frame 33 are: the fixed part (i.e. the outer portal) of the portal frame 31 is fixedly connected with the forklift main body 100 through bolts, the lifting mechanism further comprises a base support 34, the base support 34 is fixed on the forklift main body 100, an upper wing plate 333 is arranged at the upper end of the supporting frame 33, the upper wing plate 333 is fixedly connected with the outer portal frame of the portal frame 31 through bolts, and a lower wing plate 334 is arranged at the lower end of the supporting frame 33; the lower wing panel 334 is hinged to the base support 34 by a pin, thus achieving a stable connection. Of course, in other embodiments, the connection may be directly implemented by a fixing manner such as welding. The structure of the base support 34 is adopted, so that the support frame 33 and the forklift body 100 are conveniently connected, and meanwhile, the connecting structure is reinforced.
Specifically, the root 341 of the base support 34 has a threaded structure, and is screwed and fixed on the counterweight of the forklift body 100 through the root 341, so that the connection is simpler and more stable.
Specifically, the supporting frame 33 includes left and right vertical pipes 331 and an X-shaped cross pipe group 332 connected between the left and right vertical pipes 331, the lower ends of the left and right vertical pipes 331 are connected to the forklift body 100 through lower wing plates 334, and the upper ends of the left and right vertical pipes 331 are connected to a fixed portion (i.e., an outer door frame) of the door frame 31 through upper wing plates 333. So set up for the simple structure and the intensity of support frame 33 are good, can guarantee effectual support.
Specifically, the lifting mechanism further includes a cover plate 36, and the cover plate 36 is covered on the forklift body 100 at the position below the cab 4, so that the window of the forklift body 100 is plugged, and thus, even after the cab 4 is separated, devices inside the forklift body 100 can be well protected. The forklift can adapt to more working conditions.
Specifically, the lifting mechanism further comprises a wire harness disc 35, in this embodiment a tank chain wire harness disc, the wire harness disc 35 is assembled on the door frame 31 and used for wire passing connection of an oil circuit and a wire harness, and therefore lines are not disordered. Specifically, the wire harness reel 35 is fixed to the side surface of the door frame 31, and does not affect the line of sight in the right rear direction when reversing.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. A lifting mechanism for a cab, comprising: the forklift truck comprises a portal frame, a cab frame and a support frame, wherein the portal frame is provided with a fixed part and a movable part which can be assembled on the fixed part in a lifting manner, the fixed part of the portal frame is connected to a forklift body, one end of the support frame is connected to the forklift body, and the other end of the support frame is connected to the fixed part of the portal frame, so that a triangular fixed structure is formed by the forklift body, the fixed part of the portal frame and the support frame; the cab frame is mounted on the movable portion of the mast for mounting the cab.
2. The cab lifting mechanism of claim 1, wherein: the door frame is a single-stage door frame, a two-stage door frame or a three-stage door frame; the portal is provided with an oil cylinder for driving the portal to lift.
3. The cab lifting mechanism of claim 1, wherein: the movable part of the portal is provided with a fork frame, the upper end of the cab frame is provided with a hook, the hook is hung to the upper end of a cross beam of the fork frame, and the lower end of the cab frame is fixed on the fork frame through bolts.
4. The cab lifting mechanism of claim 1, wherein: the support frame includes two left and right risers and connects the X-shaped cross tube group between two left and right risers, and the lower extreme of two left and right risers is all connected in fork truck main part, and the upper end of two left and right risers is all connected on the fixed part of portal.
5. The cab lifting mechanism according to claim 1 or 4, wherein: the lifting mechanism of the cab further comprises a base support, the base support is fixed on the forklift body, and the support frame is connected to the base support.
6. The cab lifting mechanism of claim 5, wherein: the root that the base supported has a helicitic texture to fix on fork truck main part's balancing weight through root spiro union.
7. The cab lifting mechanism of claim 5, wherein: the upper end of the support frame is provided with an upper wing plate, the upper wing plate is fixedly connected to a fixed part of the portal through a bolt, and the lower end of the support frame is provided with a lower wing plate; the lower wing plate is hinged on the base support through a pin shaft.
8. The cab lifting mechanism of claim 1, wherein: the lifting mechanism of the cab further comprises a cover plate, and the cover plate covers the forklift body at the position below the cab.
9. The cab lifting mechanism of claim 1, wherein: the lifting mechanism further comprises a tank chain wire harness disc, and the tank chain wire harness disc is assembled on the side face of the portal frame.
10. A forklift truck, characterized in that: the lifting mechanism comprises a portal frame, a cab frame and a supporting frame, wherein the portal frame is provided with a fixed part and a movable part which can be assembled on the fixed part in a lifting manner, the fixed part of the portal frame is connected to the forklift body, one end of the supporting frame is connected to the forklift body, and the other end of the supporting frame is connected to the fixed part of the portal frame, so that a triangular fixed structure is formed by the forklift body, the fixed part of the portal frame and the supporting frame; the cab frame is mounted on the movable portion of the mast; the cab is assembled on the cab frame; the power module is in driving connection with the movable part of the portal frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323165808.9U CN221051505U (en) | 2023-11-22 | 2023-11-22 | Lifting mechanism of cab and forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323165808.9U CN221051505U (en) | 2023-11-22 | 2023-11-22 | Lifting mechanism of cab and forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221051505U true CN221051505U (en) | 2024-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323165808.9U Active CN221051505U (en) | 2023-11-22 | 2023-11-22 | Lifting mechanism of cab and forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221051505U (en) |
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2023
- 2023-11-22 CN CN202323165808.9U patent/CN221051505U/en active Active
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