CN220905223U - Dual-purpose switching device for lifting and backward turning of carrying platform and carrier - Google Patents
Dual-purpose switching device for lifting and backward turning of carrying platform and carrier Download PDFInfo
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- CN220905223U CN220905223U CN202322425523.8U CN202322425523U CN220905223U CN 220905223 U CN220905223 U CN 220905223U CN 202322425523 U CN202322425523 U CN 202322425523U CN 220905223 U CN220905223 U CN 220905223U
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- 238000010008 shearing Methods 0.000 claims description 18
- 230000002349 favourable effect Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 3
- 235000012055 fruits and vegetables Nutrition 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000002441 reversible effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a lifting and backward turning dual-purpose switching device of a carrying platform and a carrier; the lifting and backward turning dual-purpose switching device is connected between the frame and the object carrying platform above the frame and comprises a lifting and backward turning dual-purpose frame connected between the frame and the object carrying platform, a platform driving device for driving the object carrying platform to lift or backward turn is arranged between the frame and the lifting and backward turning dual-purpose frame, and the frame is also provided with a dual-purpose switching device correspondingly matched with the lifting and backward turning dual-purpose frame; when the dual-purpose switching device is released, the platform driving device can drive the front bottom end of the lifting and backward turning dual-purpose frame to deviate from the frame, so that the carrying platform is backward turned; the device can have two functions of lifting and backward turning at the same time, and has the advantages of simple structure, low cost, light weight and the like.
Description
Technical Field
The utility model relates to the technical field of trucks, in particular to a dual-purpose switching device for lifting and backward turning of a carrying platform and a truck adopting the dual-purpose switching device.
Background
Along with the development of greenhouse planting technology, greenhouse fruit and vegetable yield is higher and higher, in order to conveniently transport fruit and vegetable or manage the plant in the greenhouse, alleviate the intensity of labour of planting personnel, can select to use the carrier to carry out the short distance transportation, and one of them electronic carrier has simple structure, light in weight, advantage such as with low costs, becomes a transport tool comparatively commonly used in the greenhouse. The electric carrier comprises a frame and a carrying platform arranged above the frame, wherein an axle and wheels are arranged at the bottom of the frame, a motor is arranged on the axle, and a storage battery is electrically connected with the motor.
In order to meet the requirements that the electric carrier can conveniently discharge to the high boxcar, CN 107628166A discloses a lifting type reversible electric carrier for a carrying platform in the prior art, a lifting type carrying platform device is arranged on a frame of the electric carrier and comprises a bedplate, a lifting frame is hinged to the bottom end of the bedplate, the rear end of the bottom of the lifting frame is hinged to the frame, rollers are oppositely arranged at the front end of the bottom of the lifting frame, the rollers are slidably and limitedly arranged on the frame, a platform driving device is arranged on an axle, the platform driving device can drive the lifting frame to lift the bedplate of loaded fruits and vegetables to the height of the boxcar, and the lifting type electric carrier is convenient to unload.
In order to meet the demand of convenient unloading of a carrier, CN 107719546A discloses a self-discharging electric tricycle in the prior art, which comprises a frame and a carriage positioned at the rear part of the frame, wherein the bottom end of the rear end of the carriage is hinged with the rear end of the frame, a turnover pushing device is arranged between the frame and the carriage, when goods are required to be unloaded, the carriage is pushed to lift and turn by taking the hinged part of the turnover pushing device and the carriage as the center, materials slide out of the carriage from the rear end of the carriage, and the material unloading is convenient, time-saving and labor-saving.
The above two types of trucks are all the trucks commonly used in the prior art, but because such trucks only have a single use function, for example only have the lifting function or only have the backward turning function, but not have the lifting and backward turning functions simultaneously, CN 107364806A in the prior art discloses a discharge lifting platform, including supporting seat and lifting platform, be equipped with the upset hydro-cylinder that drives lifting platform backward between supporting seat and the lifting platform, the lifting platform includes the lifting scissor structure and drives the hydraulic drive jar that lifting scissor structure goes up and down, this kind of discharge lifting platform can have two kinds of functions of lift, backward turning simultaneously, but because its lift and backward turning need be equipped with two drive structures respectively, have the shortcoming such as complicated structure, the cost is higher, weight is big, and the advantage phase contrast such as simple structure that the electric truck commonly used at present has, with low costs, light in weight, therefore the discharge lifting platform can't be applied to current truck, in addition, when the truck in the prior art uses, the lifting state and backward turning state are independent separately, and adopt two kinds of drives in the lifting platform, and two kinds of drive are difficult to each other, the mistake can appear when the operation, the state is easy to appear and the discharge state is easy to appear, and the stability is easy to appear when the tipping state is easy to appear.
Disclosure of utility model
The utility model aims to solve the technical problem of providing the lifting and backward turning dual-purpose switching device for the carrying platform, which has the advantages of simple structure, low cost, light weight and two functions of lifting and backward turning.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the lifting and backward turning dual-purpose switching device is connected between a frame and the object carrying platform above the frame and comprises a lifting and backward turning dual-purpose frame connected between the frame and the object carrying platform, a platform driving device for driving the object carrying platform to lift or backward turn is arranged between the frame and the lifting and backward turning dual-purpose frame, and the frame is also provided with a dual-purpose switching device correspondingly matched with the lifting and backward turning dual-purpose frame; when the dual-purpose switching device is released, the platform driving device can drive the front bottom end of the lifting and backward turning dual-purpose frame to be separated from the frame, so that the carrying platform is backward turned.
As the preferable technical scheme, the lifting and backward turning dual-purpose frame comprises a three-dimensional shearing fork frame, the top end of the rear part of the three-dimensional shearing fork frame is hinged to the carrying platform, the bottom end of the rear part of the three-dimensional shearing fork frame is hinged to the frame, the top end of the front part of the three-dimensional shearing fork frame is horizontally and slidably limited and installed on the carrying platform, the bottom end of the front part of the three-dimensional shearing fork frame is controlled by the dual-purpose switching device, and the dual-purpose switching device enables the bottom end of the front part of the three-dimensional shearing fork frame to be horizontally and slidably limited and located on or released by the frame.
As the preferable technical scheme, the bottom of year thing platform is equipped with the platform capping beam, be equipped with the spacing spout of platform that the level set up in the platform capping beam, the front portion top of three-dimensional fork frame be equipped with the spacing spout of platform corresponds complex top pulley, the top pulley spacing install in the spacing spout of platform.
As the preferable technical scheme, the top of frame is equipped with the frame capping beam, be equipped with the spacing spout of frame that the level was arranged in the frame capping beam, the front portion bottom of three-dimensional fork frame be equipped with the spacing spout of frame corresponds complex bottom pulley, dual-purpose auto-change over device control the bottom pulley spacing install in the spacing spout of frame or by release in the spacing spout of frame.
As an optimized technical scheme, the dual-purpose switching device comprises a backward turning release port arranged at the front part of the top end of the frame, a release port limiting seat is also slidably arranged on the frame, the release port limiting seat slides along the frame to shield the backward turning release port or open the backward turning release port, and when the backward turning release port is shielded by the release port limiting seat, the bottom end of the front part of the lifting backward turning dual-purpose frame is slidably and limitedly arranged on the frame; when the release opening limiting seat opens the backward turning release opening, the bottom end of the front part of the lifting backward turning dual-purpose frame can be separated from the backward turning release opening.
As an optimal technical scheme, the frame is also provided with a limiting seat lock catch for locking the releasing opening limiting seat.
As an optimal technical scheme, limit stops are respectively arranged at two ends of the sliding travel of the release opening limit seat on the frame.
As the preferable technical scheme, the top end of the frame is also provided with a limit column matched with the bottom end of the carrying platform, and when the bottom end of the carrying platform is propped against the limit column, a sliding gap which is favorable for sliding and switching of the limit seat of the release opening is arranged between the carrying platform and the frame.
As the preferable technical scheme, the platform driving device comprises a telescopic cylinder, one end of the telescopic cylinder is hinged to the frame, and the other end of the telescopic cylinder is hinged to the lifting and backward turning dual-purpose frame.
Another preferable technical scheme, the carrier comprises a frame, a carrying platform arranged above the frame and a carriage arranged on the carrying platform, wherein an axle and wheels are arranged at the bottom of the frame, and a carrying platform lifting and backward turning switching device is connected between the frame and the carrying platform.
Due to the adoption of the technical scheme, the lifting and backward turning dual-purpose switching device for the carrying platform is connected between the frame and the carrying platform above the frame and comprises a lifting and backward turning dual-purpose frame connected between the frame and the carrying platform, a platform driving device for driving the carrying platform to lift or backward turn is arranged between the frame and the lifting and backward turning dual-purpose frame, and the frame is also provided with the dual-purpose switching device correspondingly matched with the lifting and backward turning dual-purpose frame; when the dual-purpose switching device is released, the platform driving device can drive the front bottom end of the lifting and backward turning dual-purpose frame to be separated from the frame, so that the carrying platform is backward turned; the beneficial effects of the utility model are as follows: the lifting and backward turning dual-purpose frame is matched with the dual-purpose switching device, lifting or backward turning of the carrying platform and the carriage can be realized by using only one driving device, and the lifting and backward turning dual-purpose frame has two functions of lifting and backward turning, and compared with the prior art adopting two driving modes, the device has the advantages of simple driving mode, simple structure, low cost, light weight and the like; in addition, the dual-purpose switching device is used as a key component for determining the lifting state or the backward turning state of the device, and the platform driving device is required to be matched in a telescopic mode no matter what kind of unloading state the device is required to be in, so that the platform driving device is only used as a matched structure and cannot determine what kind of unloading state, two kinds of unloading states are respectively realized by adopting a driving mode in the device, the lifting state and the backward turning state are independently separated, and the phenomenon that the stability of a vehicle body is influenced by the two kinds of unloading states can be avoided.
Drawings
The following drawings are only for purposes of illustration and explanation of the present utility model and are not intended to limit the scope of the utility model. Wherein:
FIG. 1 is a schematic view of the structure of the utility model before lifting and turning back;
FIG. 2 is a schematic diagram of the structure of the utility model before lifting and turning back;
FIG. 3 is a schematic view of the structure of the lifting device according to the embodiment of the present utility model;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is a schematic view of a dual-purpose lifting and turning frame in a lifting state according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of the structure of the lifting state according to the embodiment of the present utility model;
FIG. 7 is a schematic view of the structure in a flipped-back state according to an embodiment of the present utility model;
FIG. 8 is an enlarged schematic view at B in FIG. 7;
FIG. 9 is a schematic structural view of a lifting and turning-back dual-purpose frame in a turning-back state according to an embodiment of the present utility model;
FIG. 10 is a schematic diagram of the structure in a flipped-back state according to an embodiment of the present utility model;
In the figure: 1-a frame; 11-a frame channel beam; 12-a frame limiting chute; 2-carrying platform; 21-platform trough beams; 22-a platform limiting chute; 3-carriage; 4-lifting and turning over the dual-purpose frame; 41-a three-dimensional fork frame; 42-top pulley; 43-bottom pulley; 5-a platform driving device; 51-telescoping cylinder; 6-a dual-purpose switching device; 61-turning back the release port; 62-a release port limiting seat; 63-limiting seat lock catches; 64-operating a handle; 65-limit stops; 66-limiting columns; 67-sliding gap.
Detailed Description
The utility model is further illustrated in the following, in conjunction with the accompanying drawings and examples. In the following detailed description, certain exemplary embodiments of the present utility model are described by way of illustration only. It is needless to say that the person skilled in the art realizes that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive in scope.
Embodiment one:
As shown in fig. 1, 3 and 7, the carrier comprises a frame 1, a carrying platform 2 arranged above the frame 1 and a carriage 3 arranged on the carrying platform 2, wherein an axle and wheels are arranged and installed at the bottom of the frame 1, a carrying platform lifting and backward turning dual-purpose switching device is connected between the frame 1 and the carrying platform 2, the carriage 3 in the embodiment is a self-discharging carriage 3, and when the carriage 3 is backward turned, a rear plate of the carriage 3 automatically opens and discharges. In this embodiment, the carrier is an electric carrier, and a motor for driving wheels to walk is mounted on an axle of the electric carrier, and the motor is electrically connected with a battery.
As shown in fig. 1 to 10, the dual-purpose switching device for lifting and turning back the carrying platform is connected between the frame 1 and the carrying platform 2 above the frame 1, and comprises a dual-purpose lifting and turning back frame 4 connected between the frame 1 and the carrying platform 2, a platform driving device 5 for driving the carrying platform 2 to lift or turn back is arranged between the frame 1 and the dual-purpose lifting and turning back frame 4, and the frame 1 is also provided with a dual-purpose switching device 6 correspondingly matched with the dual-purpose lifting and turning back frame 4, when the dual-purpose switching device 6 slides and limits the bottom end of the front part of the dual-purpose lifting and turning back frame 4 to be installed on the frame 1, the platform driving device 5 can drive the carrying platform 2 to lift and discharge the carriage 3; when the dual-purpose switching device 6 is released, the platform driving device 5 can drive the front bottom end of the lifting and backward turning dual-purpose frame 4 to be separated from the frame 1, so that the carrying platform 2 is turned backward, and the backward turning and unloading of the carriage 3 is realized. In this embodiment, the lifting and backward turning dual-purpose frame 4 is matched with the dual-purpose switching device 6, and lifting or backward turning of the carrying platform 2 and the carriage 3 can be realized by only using one driving device, so that the lifting and backward turning dual-purpose frame has two functions, and compared with the two driving modes adopted in the prior art, the driving mode of the device is simple, and has the advantages of simple structure, low cost, light weight and the like; in addition, the dual-purpose switching device 6 is used as a key component for determining the lifting state or the backward turning state of the device, and the platform driving device 5 is required to be matched in a telescopic manner no matter what kind of unloading state the device is required to be in, so that the platform driving device 5 is only used as a matched structure and cannot determine what kind of unloading state, two kinds of unloading states are respectively realized by adopting a driving mode in the device, the lifting state and the backward turning state are independently separated, and the phenomenon that the stability of a vehicle body is influenced by two kinds of unloading states can be avoided.
Referring to fig. 5 and 9, the dual-purpose lifting and turning-back frame 4 comprises a three-dimensional fork frame 41, wherein the three-dimensional fork frame 41 comprises fork frames on the left side and the right side, and the two fork frames are fixed through a connecting beam to form the three-dimensional fork frame 41. The rear left and right top ends of the three-dimensional shearing fork frame 41 are hinged to the carrying platform 2, the rear left and right bottom ends of the three-dimensional shearing fork frame 41 are hinged to the frame 1, the front left and right top ends of the three-dimensional shearing fork frame 41 are horizontally and slidably limited and installed on the carrying platform 2, the front left and right bottom ends of the three-dimensional shearing fork frame 41 are controlled by the dual-purpose switching device 6, and the dual-purpose switching device 6 enables the front left and right bottom ends of the three-dimensional shearing fork frame 41 to be horizontally and slidably limited to be located on the frame 1 or released by the frame 1. When the left and right bottom ends of the front part of the stereoscopic fork 41 are horizontally limited to the frame 1 in a sliding manner, after the platform driving device 5 drives, the stereoscopic fork 41 is in an X-shaped structure as shown in fig. 3 and 5, and the carrying platform 2 can be lifted; when the front left and right bottom ends of the stereoscopic fork frame 41 are released from the frame 1 by the dual-purpose switching device 6, the platform driving device 5 can drive the front bottom end of the lifting and turning-back dual-purpose frame 4 to be separated from the frame 1, the stereoscopic fork frame 41 is in a folded flat structure as shown in fig. 7 and 9, and is equivalent to a hinge frame, and at the moment, the carrying platform 2 can be turned back.
The bottom of carrying platform 2 is equipped with platform capping beam 21, platform capping beam 21 welded fastening is in the bottom of carrying platform 2, platform capping beam 21 is equipped with two relatively, is located respectively carrying platform 2's bottom left and right sides, two be equipped with the spacing spout 22 of platform that the level set up in the platform capping beam 21 respectively, two the spacing spout 22 of platform sets up relatively, the rear portion of three-dimensional fork 41 is controlled the top and is articulated respectively the rear end of platform capping beam 21, the front portion of three-dimensional fork 41 is controlled the top be equipped with two the top pulley 42 of the corresponding complex of the spacing spout 22 of platform, two the top pulley 42 is spacing install respectively in two in the spacing spout 22 of platform.
The top of frame 1 is equipped with frame cell beam 11, frame cell beam 11 welded fastening is in the top of frame 1, frame cell beam 11 is equipped with two relatively, is located respectively the top left and right sides of frame 1, two be equipped with the spacing spout 12 of frame that the level was arranged in frame cell beam 11 respectively, two the spacing spout 12 of frame set up relatively, the bottom is articulated respectively about the rear portion of three-dimensional fork 41 the rear end of frame cell beam 11, the bottom is equipped with about the front portion of three-dimensional fork 41 with the spacing spout 12 of frame corresponds complex bottom pulley 43, dual-purpose auto-change over device 6 control bottom pulley 43 spacing install in frame spacing spout 12 or by release in the spacing spout 12 of frame.
Referring to fig. 4 and 5, the dual-purpose switching device 6 includes a backward turning release opening 61 provided at the front part of the top end of the frame rail 11, a release opening limiting seat 62 is slidably mounted on the frame rail 11, the release opening limiting seat 62 slides along the frame rail 11 to block the backward turning release opening 61 or open the backward turning release opening 61, when the backward turning release opening 61 is blocked by the release opening limiting seat 62, two bottom pulleys 43 at the left and right bottom ends of the front part of the stereoscopic fork frame 41 are slidably and limitedly mounted in the frame limiting chute 12, and when the platform driving device 5 is extended, the bottom pulleys 43 can only slide horizontally along the frame limiting chute 12, so that the stereoscopic fork frame 41 has an X-shaped structure, and as the platform driving device 5 is extended, the carrier platform 2 is lifted; when the release opening limiting seat 62 opens the backward turning release opening 61, the platform driving device 5 stretches, the two bottom pulleys 43 at the left and right bottom ends of the front part of the stereoscopic scissor frame 41 can be separated from the backward turning release opening 61, and at this time, the stereoscopic scissor frame 41 is in a folded flat structure, and the carrying platform 2 turns backward along with the stretching of the platform driving device 5.
In this embodiment, the release opening limiting seat 62 is a rectangular seat matched with the frame rail 11, and is slidably mounted outside the frame rail by welding.
In order to prevent the bottom pulley 43 from being displaced by the sliding pushing force of the bottom pulley 43 when sliding horizontally, the release opening limiting seat 62 affects the shielding effect, a limiting seat lock 63 for locking the release opening limiting seat 62 is further provided on the side surface of the frame rail 11, the lock hook of the limit seat lock 63 is fixed on the release opening limit seat 62, and the lock seat and the shackle of the limit seat lock 63 are mounted on the frame channel beam 11.
In order to facilitate the hand operation, an operation handle 64 is provided on the surface of the release port stopper 62. In this embodiment, the horizontal sliding of the release opening limiting seat 62 is manually controlled by an operator, and the position of the release opening limiting seat 62 is manually shifted, so as to open or close the flip-back release opening 61.
In order to facilitate the sliding limitation of the release opening limiting seat 62, a limiting stop 65 is respectively disposed at two ends of the sliding travel of the release opening limiting seat 62 at the top end of the frame rail 11.
The top of the frame groove beam 11 is also provided with a limit post 66 matched with the bottom of the carrying platform 2, when the bottom of the carrying platform 2 is propped against the limit post 66, a sliding gap 67 which is beneficial to sliding and switching of the release opening limit seat 62 is arranged between the carrying platform 2 and the top of the frame groove beam 11, and the sliding operation of the release opening limit seat 62 is guaranteed not to be influenced through the arrangement of the sliding gap 67.
The platform driving device 5 comprises a telescopic cylinder 51, one end of the telescopic cylinder 51 is hinged to the frame 1, and the other end of the telescopic cylinder 51 is hinged to the lifting and backward turning dual-purpose frame 4. The telescopic cylinder 51 may be a hydraulic cylinder, an air cylinder or an electric push rod.
The working principle of the embodiment is as follows:
In the lifting and backward turning state, referring to fig. 1 and 2, the telescopic cylinder 51 is in a contracted state, the bottom pulley 43 is limited in the frame channel beam 11 by the release opening limiting seat 62, and the position of the bottom pulley 43 just corresponds to the position of the backward turning release opening 61;
When the device is required to lift and unload, firstly, the release opening limiting seat 62 is checked, so that the backward turning release opening 61 is completely blocked and locked, then the telescopic cylinder 51 is started to extend, at the moment, the bottom pulley 43 is limited by the release opening limiting seat 62 to only slide horizontally along the frame limiting chute 12, meanwhile, the top pulley also slides horizontally along the platform limiting chute 22, the three-dimensional scissor frame 41 is changed in an X-shaped structure, and as the telescopic cylinder 51 continues to extend, the lifting height of the carrying platform 2 is increased until the carrying platform stops after the use height is reached, and the state is shown in fig. 3, 4, 5 and 6; when the telescopic cylinder 51 is retracted, the bottom pulley 43 and the top pulley reversely slide and reset, and the bottom pulley 43 slides to the position of the backward turning release port 61, and at this time, the stereoscopic shearing fork 41 is in a folded flat state;
When the device is required to be turned back for unloading, the limiting seat lock catch 63 is unlocked, the release opening limiting seat 62 is slid, the backward turning release opening 61 is opened, the telescopic cylinder 51 is started to extend, the bottom pulley 43 is separated from the backward turning release opening 61, the three-dimensional scissor frame 41 is turned back around a hinging point at the bottom end of the rear part of the three-dimensional scissor frame 41 in a folded flat state, and the state is shown in fig. 7, 8, 9 and 10; when the telescopic cylinder 51 is retracted, the stereoscopic scissor frame 41 is turned and reset forward around the hinge point at the bottom end of the rear part, the bottom pulley 43 enters the frame channel beam 11 from the backward turning release opening 61, and then the limit seat lock catch 63 is slid and reset, so that the backward turning release opening 61 is closed, and at this time, the stereoscopic scissor frame 41 is always in a folded flat state in the backward turning process.
Embodiment two:
In the first embodiment, the horizontal sliding of the release opening limiting seat 62 is manually controlled by an operator, and the position of the release opening limiting seat 62 is manually moved, so that the backward-turned release opening 61 is opened or closed, which has the disadvantage of complex operation, and for convenience in use, a driving cylinder is additionally arranged on the side portion of the frame channel beam 11, and the sliding switching of the release opening limiting seat 62 is controlled by the driving cylinder, so that the operation is simple, and the limiting seat lock catch 63 can be omitted.
The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The object carrying platform lifting and backward turning dual-purpose switching device is connected between the frame and the object carrying platform above the frame, and is characterized in that: the lifting and backward turning dual-purpose frame is connected between the frame and the carrying platform, a platform driving device for driving the carrying platform to lift or backward turn is arranged between the frame and the lifting and backward turning dual-purpose frame, and a dual-purpose switching device correspondingly matched with the lifting and backward turning dual-purpose frame is also arranged on the frame; when the dual-purpose switching device is released, the platform driving device can drive the front bottom end of the lifting and backward turning dual-purpose frame to be separated from the frame, so that the carrying platform is backward turned.
2. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 1, wherein: the lifting and backward turning dual-purpose frame comprises a three-dimensional shearing fork frame, the top end of the rear part of the three-dimensional shearing fork frame is hinged to the carrying platform, the bottom end of the rear part of the three-dimensional shearing fork frame is hinged to the frame, the top end horizontal sliding limit of the front part of the three-dimensional shearing fork frame is arranged on the carrying platform, the bottom end of the front part of the three-dimensional shearing fork frame is controlled by the dual-purpose switching device, and the dual-purpose switching device enables the bottom end horizontal sliding limit of the front part of the three-dimensional shearing fork frame to be positioned on or released by the frame.
3. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 2, wherein: the bottom of carrying platform is equipped with the platform capping beam, be equipped with the spacing spout of platform that the level set up in the platform capping beam, the front portion top of three-dimensional fork frame be equipped with the spacing spout of platform corresponds complex top pulley, the top pulley spacing install in the spacing spout of platform.
4. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 2, wherein: the top of frame is equipped with the frame capping beam, be equipped with the spacing spout of frame that the level was arranged in the frame capping beam, the front portion bottom of three-dimensional fork frame be equipped with the spacing spout of frame corresponds complex bottom pulley, dual-purpose auto-change over device control the bottom pulley spacing install in the spacing spout of frame or by release in the spacing spout of frame.
5. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 1, wherein: the dual-purpose switching device comprises a backward turning release port arranged at the front part of the top end of the frame, a release port limiting seat is also slidably arranged on the frame, the release port limiting seat slides along the frame to shield the backward turning release port or open the backward turning release port, and when the backward turning release port is shielded by the release port limiting seat, the bottom end of the front part of the lifting backward turning dual-purpose frame is slidably and limitedly arranged on the frame; when the release opening limiting seat opens the backward turning release opening, the bottom end of the front part of the lifting backward turning dual-purpose frame can be separated from the backward turning release opening.
6. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 5, wherein: and a limiting seat lock catch for locking the releasing opening limiting seat is also arranged on the frame.
7. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 5, wherein: and limit stops are respectively arranged at two ends of the sliding stroke of the release port limit seat on the frame.
8. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 5, wherein: the top of the frame is also provided with a limit column matched with the bottom of the carrying platform, and when the bottom of the carrying platform is propped against the limit column, a sliding gap which is favorable for sliding and switching of the release opening limit seat is arranged between the carrying platform and the frame.
9. The dual-purpose switching device for lifting and turning back an object carrying platform as set forth in claim 1, wherein: the platform driving device comprises a telescopic cylinder, one end of the telescopic cylinder is hinged to the frame, and the other end of the telescopic cylinder is hinged to the lifting and rear-turning dual-purpose frame.
10. The carrier, including the frame, be located the year thing platform of frame top and install in carriage on the year thing platform, axle and wheel, its characterized in that are installed in the bottom arrangement of frame: the lifting and backward turning dual-purpose switching device of the carrying platform according to any one of claims 1 to 9 is connected between the frame and the carrying platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425523.8U CN220905223U (en) | 2023-09-07 | 2023-09-07 | Dual-purpose switching device for lifting and backward turning of carrying platform and carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425523.8U CN220905223U (en) | 2023-09-07 | 2023-09-07 | Dual-purpose switching device for lifting and backward turning of carrying platform and carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220905223U true CN220905223U (en) | 2024-05-07 |
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ID=90914241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322425523.8U Active CN220905223U (en) | 2023-09-07 | 2023-09-07 | Dual-purpose switching device for lifting and backward turning of carrying platform and carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220905223U (en) |
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2023
- 2023-09-07 CN CN202322425523.8U patent/CN220905223U/en active Active
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