CN114920035B - Dock convenient to shipment - Google Patents
Dock convenient to shipment Download PDFInfo
- Publication number
- CN114920035B CN114920035B CN202210706114.2A CN202210706114A CN114920035B CN 114920035 B CN114920035 B CN 114920035B CN 202210706114 A CN202210706114 A CN 202210706114A CN 114920035 B CN114920035 B CN 114920035B
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- Prior art keywords
- locking
- dock
- plate
- working panel
- groove
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- 229910000831 Steel Inorganic materials 0.000 claims description 38
- 239000010959 steel Substances 0.000 claims description 38
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/04—Loading land vehicles
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a dock convenient for loading, which is characterized in that a dock bridge is arranged on the dock bridge, a protection plate is arranged on the dock bridge, a chute forming an included angle with a horizontal plane is arranged on the protection plate, a guide block is connected in a sliding manner in the chute, a third rotating shaft is connected between the side end of a tongue plate and the guide block in a rotating manner, the chute comprises a proximal end and a distal end, a positioning groove is communicated with the distal end of the chute, a locking mechanism for limiting the guide block to move towards the proximal end is arranged in the positioning groove, and an elastic component is arranged in the chute and used for driving the guide block to move towards the proximal end.
Description
Technical Field
The invention relates to the technical field of cargo transferring, in particular to a dock convenient for loading.
Background
When the warehouse freight transportation is carried, the freight needs to be carried into the container. Because the container is higher than the ground, in order to facilitate the transportation of goods, a platform is built at the outer side of the warehouse, and the problem that the height difference exists between the container and the ground is solved.
When the goods are shipped, the tail of the goods box is required to be contacted with the edge of the dock, and the tongue plate on the dock bridge extends to the goods box by adjusting the height of the dock bridge, so that the gap between the goods box and the dock is relieved. The heights of corresponding containers of vehicle types with different load types are different, so that the heights of the dock leveler need to be adjusted along with the change of the vehicle types.
The height of the existing dock is generally lower than the height of a cargo box of a truck, when the dock leveler is used, the working panel 2 needs to be lifted, meanwhile, the tongue plate 5 is carried on a carriage, at the moment, an included angle beta 1 is formed between the tongue plate 5 and the working panel 2, as shown in fig. 9, and at the moment, the angle beta 1 is smaller than 180 degrees; when the height of the dock is higher than that of the carriage of the truck, the working panel 2 needs to be inclined downwards at this time, as shown in the lower side view of fig. 9, an included angle beta 2 is formed between the working panel 2 and the tongue plate 5, at this time, the angle beta 2 needs to be larger than 180 degrees, in the existing dock leveler, the tongue plate 2 is mainly jacked up by the cylinder, the included angle between the tongue plate 2 and the working panel 5 cannot reach the angle beta 2, and then the existing dock leveler cannot be suitable for any vehicle type. After the existing dock bridge is lifted, the goods carried by the forklift enters the cargo box through the dock bridge, the lifting of the dock bridge is mainly supported by a hydraulic cylinder, when the goods carried by the forklift exceeds the upper limit borne by the dock bridge, the dock bridge can collapse downwards, serious potential safety hazards exist, and therefore how to design the dock bridge applicable to any vehicle type becomes a technical problem to be solved urgently by the person in the field.
Disclosure of Invention
In order to solve at least one technical problem mentioned in the background art, an object of the present invention is to provide a dock convenient for loading, which solves the problem that a container is lower than the dock in height and is inconvenient for loading.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a dock convenient to loading, is equipped with dock bridge on the dock bridge, dock bridge includes the frame, rotate in the frame and be connected with the work panel, be equipped with the drive in the frame the main hydraulic cylinder of work panel upset, the side of work panel is fixed to be equipped with the guard plate, it is connected with the hyoid lamina to rotate on the guard plate, be equipped with the drive on the guard plate the vice hydraulic cylinder of hyoid lamina upset, be equipped with the spout that becomes an contained angle with the work panel on the guard plate, sliding connection has the guide block in the spout, the side of hyoid lamina with rotate between the guide block and be connected with the third pivot, the spout includes proximal end and distal end, the distal end intercommunication of spout is equipped with the mounting groove, the inside locking mechanism that is used for restricting the guide block to proximal end removes that is equipped with of mounting groove, be equipped with elastic component in the spout, elastic component is used for driving the trend that the guide block moves to the proximal end.
Further, the locking mechanism includes locking piece, electro-magnet and provides the second spring of power that resets for the locking piece, the electro-magnet is fixed to be located in the mounting groove, the side of locking piece with the lateral wall sliding connection of mounting groove, during initial state, the one end of locking piece extends to in the spout, the one end of second spring is fixed to be located on the locking piece, its other end is fixed to be located on the inner wall of mounting groove.
Further, the locking block comprises a guide surface and a locking surface, the guide surface is of an inclined surface structure facing the proximal end of the sliding groove, and in a locking state, the locking surface abuts against the guide block.
Further, the cylinder body of the auxiliary hydraulic cylinder is rotationally connected with the protection plate, a second rotating shaft is fixedly arranged at the side end of the tongue plate, and the hydraulic rod of the auxiliary hydraulic cylinder is rotationally connected with the second rotating shaft.
Further, the frame includes base and steelframe, base fixed mounting is on the platform, steelframe fixed mounting in on the base and vertical upwards extend, the fixed first pivot that is equipped with of upper end of steelframe, work panel's one end with first pivot rotates to be connected.
Furthermore, a connecting plate is fixedly arranged on the steel frame, the connecting plate and the working panel are positioned at the same height, and the connecting plate is connected with the upper surface of the platform.
Further, the cylinder body of the main hydraulic cylinder is rotationally connected with the base, and the hydraulic rod of the main hydraulic cylinder is rotationally connected with the working panel.
Further, the base is fixedly provided with a safety protection plate, the upper end of the safety protection plate is provided with a concave self-locking release groove, the upper end of the safety protection plate is also provided with a reverse locking groove communicated with the self-locking release groove, the lower end of the working panel is rotationally connected with a locking steel plate, and the working panel is provided with a driving mechanism for driving the locking steel plate to switch between the self-locking release groove and the reverse locking groove.
Further, a fourth rotating shaft is fixedly arranged at the lower end of the working panel, and one end of the locking steel plate is sleeved on the fourth rotating shaft and is in sliding connection.
Further, the driving mechanism comprises an air cylinder and a pressure spring, the air cylinder is fixedly arranged on the working panel, a telescopic rod of the air cylinder abuts against the locking steel plate, the pressure spring is sleeved on the fourth rotating shaft, one end of the pressure spring is fixedly connected with the locking steel plate, and the other end of the pressure spring is fixedly arranged on the working panel.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the expansion and contraction of the auxiliary hydraulic cylinder are utilized to push the tongue plate to overturn, the angle between the tongue plate and the working panel is changed, the tongue plate is convenient to extend to a container, one end of the tongue plate is in rotary connection with the guide block, the guide block is utilized to slide in the chute, the auxiliary hydraulic cylinder extends to continuously push the hydraulic rod of the auxiliary hydraulic cylinder to extend when the tongue plate and the auxiliary hydraulic cylinder are in the same straight line, so that the guide block slides in the chute, the state that the auxiliary hydraulic cylinder and the tongue plate are in the same straight line is released after the guide block slides from one end to the other end, the dead point position is avoided, the guide block is locked by the locking mechanism, the position of the guide block is limited, and then the hydraulic rod of the auxiliary hydraulic cylinder is contracted, so that the overturn angle between the working panel and the tongue plate can be continuously enlarged;
When the locking mechanism releases the locking of the guide block, the auxiliary hydraulic cylinder and the tongue plate are caused to be in the same straight line by extending the hydraulic rod of the auxiliary hydraulic cylinder, the dead point position is reached at the moment, the hydraulic cylinder of the auxiliary hydraulic cylinder is contracted, the elastic element drives the guide block to move along the sliding groove, the hydraulic rod of the auxiliary hydraulic cylinder is continuously contracted, the state of the same straight line of the auxiliary hydraulic cylinder and the tongue plate is released, the dead point of the downward turning of the tongue plate is avoided, the tongue plate can be suitable for switching between the upward turning state and the downward turning state of the working panel, and the dock leveler can be suitable for containers with different heights.
Drawings
FIG. 1 is a schematic view of an initial state structure of the present invention;
FIG. 2 is a diagram showing the structure of the invention in the upturned state;
FIG. 3 is a first angular view illustrating a flipped-down state according to the present invention;
FIG. 4 is a second angular schematic view of the invention in a flipped down state;
FIG. 5 is an exploded view of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A;
FIG. 7 is a partial cross-sectional view of the present invention;
FIG. 8 is a schematic view of the structure of the lock block of the present invention;
fig. 9 is a diagram of two states of the working panel of the present invention.
In the figure: 1. a frame; 11. a base; 12. a steel frame; 13. a splice plate; 2. a work panel; 21. a first rotating shaft; 3. a protection plate; 31. a chute; 32. a placement groove; 4. a master hydraulic cylinder; 5. a tongue plate; 51. a second rotating shaft; 52. a third rotating shaft; 6. an auxiliary hydraulic cylinder; 71. a guide block; 72. a first spring; 8. a locking mechanism; 81. a locking block; 811. a guide surface; 812. a locking surface; 82. an electromagnet; 83. a second spring; 91. a safety protection plate; 911. a self-locking releasing groove; 912. a reverse locking groove; 92. locking the steel plate; 93. a fourth rotating shaft; 94. a pressure spring; 95. a cylinder; 96. and a support bracket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to the drawings, the present embodiment provides a dock convenient for loading, which is mainly suitable for trucks with different container heights, and improves the loading and unloading efficiency of the cargoes.
The platform is provided with an upward opening groove body, a dock bridge is arranged in the groove body, as shown in fig. 1, the dock bridge comprises a frame 1 arranged in the groove body, a working panel 2 is rotationally connected to the frame 1, the working panel 2 and the end face of the platform are positioned on the same horizontal plane, a main hydraulic cylinder 4 for driving the working panel 2 to overturn upwards or downwards is arranged on the frame 1, a protection plate 3 is fixedly arranged at the side end of the working panel 2, a tongue plate 5 is rotationally connected to the protection plate 3, and a secondary hydraulic cylinder 6 for driving the tongue plate 5 to overturn is arranged on the protection plate 3.
In order to achieve the large-angle overturning of the tongue plate 5, and solve the dead point problem when the tongue plate 5 is overturned, as shown in fig. 1, a chute 31 forming an included angle with the working panel 2 is arranged on the protection plate 3, in this embodiment, as shown in fig. 7, an included angle α is formed between the chute 31 and a horizontal plane, the chute 31 includes a proximal end and a distal end, the proximal end is close to one side of the working panel 2, the distal end is far away from one side of the working panel 2, a guide block 71 is slidably connected in the chute 31, a third rotating shaft 52 is rotatably connected between the side end of the tongue plate 5 and the guide block 71, a positioning groove 32 is arranged in the distal end of the chute 31 in a communicating manner, a locking mechanism 8 limiting the movement of the guide block 71 to the proximal end of the chute 31 is arranged in the positioning groove 32, an elastic component connected with the guide block 71 is arranged in the chute 31, in this embodiment, the elastic component is a first spring 72, one end of the first spring 72 is fixedly connected with the guide block 71, and the other end of the first spring 72 is fixedly connected with the side wall 31.
Through the arrangement, in the initial state of fig. 1, the hydraulic rod of the auxiliary hydraulic cylinder 6 is driven to extend so as to push the tongue plate 5 to rotate around the third rotating shaft 52, when the auxiliary hydraulic cylinder 6 and the tongue plate 5 are in the same straight line, the hydraulic rod of the auxiliary hydraulic cylinder 6 is continuously pushed to extend so as to drive the guide block 71 to slide along the chute 31, the auxiliary hydraulic cylinder 6 and the tongue plate 5 are in the same straight line state at the moment, the hydraulic rod of the auxiliary hydraulic cylinder 6 is continuously extended to the state shown in fig. 3, at the moment, the guide block 71 is moved to the end position of the chute 31 and is locked by the locking mechanism 8, the first spring 72 is stretched, the hydraulic rod of the auxiliary hydraulic cylinder 6 is contracted so as to enable the tongue plate 5 to continuously rotate around the third rotating shaft 52, and then the angle between the tongue plate 5 and the working panel 2 is adjusted, so that the tongue plate 5 can be adjusted at a large angle;
In order to switch the state of the tongue plate 5 in fig. 3 to the state of the tongue plate 5 in fig. 2, the hydraulic rod of the auxiliary hydraulic cylinder 6 is pushed to extend, so that the auxiliary hydraulic cylinder 6 and the tongue plate 5 are in the same straight line, the position limitation of the guide block 71 is released through the locking mechanism 8, the hydraulic rod of the auxiliary hydraulic cylinder 6 is contracted, the guide block 71 slides upwards along the sliding groove 31 under the action of the tensile force of the first spring 72, the auxiliary hydraulic cylinder 6 and the tongue plate 5 are released in the same straight line, the dead point position is avoided, and the retraction of the tongue plate 5 is realized.
In order to realize the locking of the guide block 71, as shown in fig. 7, the locking mechanism 8 includes a locking block 81, an electromagnet 82, and a second spring 83 for providing a restoring force for the locking block 81, the electromagnet 82 is fixedly disposed in the positioning slot 32, a side end of the locking block 81 is slidably connected with a side wall of the positioning slot 32, one end of the locking block 81 extends into the sliding slot 31, one end of the second spring 83 is fixedly disposed on the locking block 81, and the other end is fixedly disposed on an inner wall of the positioning slot 32.
Through the above arrangement, the electromagnet 82 is energized, so that magnetic force is generated to attract the locking block 81 to slide towards the inside of the mounting groove 32, and the second spring 83 is compressed, at this time, the upper end of the locking block 81 extends completely to the inside of the mounting groove 32, locking of the guide block 71 is released, after the electromagnet 82 is deenergized, the electromagnet 82 releases the attraction force to the locking block 81, and the second spring 83 pushes the locking block 81 to reset and slide into the sliding groove 31 again.
In order to achieve quick locking of the guide block 71, in this embodiment, as shown in fig. 8, the locking block 81 includes a guide surface 811 and a locking surface 812, the guide surface 811 faces the proximal end side of the chute 31, when the guide block 71 slides from top to bottom along the chute 31, as shown in fig. 7, the guide block 71 contacts with the guide surface 811 first, the guide block 71 continues to slide downward, so as to push the locking block 81 to slide into the placement groove 32, and when the guide block 71 slides downward to the lower limit position, the locking block 81 extends again into the chute 31, and the guide block 71 abuts against the locking surface 812 of the locking block 81, so as to achieve limiting of the guide block 71.
In order to realize the installation of the auxiliary hydraulic cylinder 6, in this embodiment, as shown in fig. 3, in this embodiment, a cylinder body of the auxiliary hydraulic cylinder 6 is rotatably connected with the protection plate 3, a second rotating shaft 51 is fixedly arranged in a middle position of a side end of the tongue plate 5, and a hydraulic rod of the auxiliary hydraulic cylinder 6 is rotatably connected with the second rotating shaft 51.
In order to realize the installation of the working panel 2, as shown in fig. 1 and 5, the frame 1 comprises a base 11 and a steel frame 12, the base 11 is fixedly installed on the lower wall of the tank body, the steel frame 12 is fixedly installed on the base 11 and extends vertically upwards, a first rotating shaft 21 is fixedly arranged at the upper end of the steel frame 12, and one end of the working panel 2 is rotationally connected with the first rotating shaft 21.
With the above arrangement, the work panel 2 rotates about the first rotation shaft 21 when being turned up or turned down.
In order to reduce the gap between the working panel 2 and the inner wall of the tank, as shown in fig. 1 and 2, in this embodiment, a connection plate 13 is fixedly disposed on the steel frame 12, and the connection plate 13 is at the same height as the upper surface of the platform and is connected to the upper surface of the platform so as to reduce the gap between the working panel 2 and the inner wall of the tank.
In order to realize the installation of the master cylinder 4, as shown in fig. 2 and 4, in this embodiment, the cylinder body of the master cylinder 4 is rotatably connected with the base 11, and the hydraulic rod of the master cylinder 4 is rotatably connected with the working panel 2, so that when the master cylinder 4 stretches, the master cylinder 4 can be turned by the mechanism of the rotation connection, and thus the device can be suitable for turning the working panel 2.
Since the working panel 2 bears gravity only through the master hydraulic cylinder 4 when the working panel 2 is turned over, when the load on the working panel 2 exceeds the limit, the working panel 2 rotates around the first rotating shaft 21 and turns down, in order to avoid the occurrence of safety accidents, in this embodiment, as shown in fig. 3, 4 and 6, a safety protection plate 91 is fixedly arranged on the base 11, the safety protection plate 91 is arranged along the extending direction of the working panel 2, a concave self-locking releasing groove 911 is arranged at the upper end of the safety protection plate 91, a reverse locking groove 912 communicated with the self-locking releasing groove 911 is further arranged at the upper end of the safety protection plate 91, a locking steel plate 92 is rotatably connected at the lower end of the working panel 2, and a driving mechanism for driving the locking steel plate 92 to switch between the self-locking releasing groove 911 and the reverse locking groove 912 is arranged on the working panel 2.
Through the arrangement, when the working panel 2 is turned upwards, the driving mechanism pushes the lower end of the locking steel plate 92 to extend into the reverse locking groove 912, along with the turning upwards of the working panel 2, the lower end of the locking steel plate 92 moves towards the side close to the steel frame 12 and is inserted into the reverse locking groove 912, when the master hydraulic cylinder 4 is in a state, the reverse locking groove 912 limits the movement of the locking steel plate 92, further supports the working panel 2, prevents the working panel 2 from turning downwards, reduces accidents, and when the working panel 2 turns downwards around the first rotating shaft 21, the driving mechanism drives the locking steel plate 92 to reset at the moment, so that the lower end of the locking steel plate 92 slides into the self-locking releasing groove 911, the working panel 2 turns downwards, and the lower end of the locking steel plate 92 slides along the self-locking releasing groove 911 towards the side far away from the steel frame 12.
In order to install the locking steel plate 92, in this embodiment, as shown in fig. 4, a fourth rotating shaft 93 is fixedly provided at the lower end of the working panel 2, and one end of the locking steel plate 92 is sleeved on the fourth rotating shaft 93 and is slidingly connected.
In order to switch the state of the locking steel plate 92, in this embodiment, as shown in fig. 4 and 6, the driving mechanism includes an air cylinder 95 and a compression spring 94, the air cylinder 95 is fixedly disposed on the working panel 2, a telescopic rod of the air cylinder 95 abuts against the locking steel plate 92, the compression spring 94 is sleeved on the fourth rotating shaft 93, one end of the compression spring 94 is fixedly connected with the locking steel plate 92, and the other end of the compression spring 94 is fixedly disposed on the working panel 2.
Through the arrangement, the telescopic rod of the air cylinder 95 is driven to extend, the locking steel plate 92 is pushed to slide along the fourth rotating shaft 93 and compress the pressure spring 94, at the moment, the lower end of the locking steel plate 92 slides into the reverse locking groove 912 through the self-locking unlocking groove 911, locking of the locking steel plate 92 is achieved, and when the telescopic rod of the air cylinder 95 is retracted, the pressure spring 94 pushes the locking steel plate 92 to reset, and unlocking of the locking state of the locking steel plate 92 is achieved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. Dock convenient to loading is equipped with dock bridge on the dock, dock bridge includes frame (1), rotate on frame (1) and be connected with work panel (2), be equipped with the drive on frame (1) master cylinder (4) of work panel (2) upset, the side of work panel (2) is fixed to be equipped with guard plate (3), rotate on guard plate (3) and be connected with tongue plate (5), be equipped with the drive on guard plate (3) auxiliary cylinder (6) of tongue plate (5) upset, its characterized in that: the protection plate (3) is provided with a chute (31) forming an included angle with the working panel (2), a guide block (71) is connected in the chute (31) in a sliding manner, a third rotating shaft (52) is connected between the side end of the tongue plate (5) and the guide block (71) in a rotating manner, the chute (31) comprises a proximal end and a distal end, the distal end of the chute (31) is communicated with a placement groove (32), the placement groove (32) is internally provided with a locking mechanism (8) for limiting the guide block (71) to move towards the proximal end, and an elastic component is arranged in the chute (31) and used for driving the guide block (71) to move towards the proximal end.
2. A dock for facilitating loading according to claim 1, wherein: the locking mechanism (8) comprises a locking block (81), an electromagnet (82) and a second spring (83) for providing resetting power for the locking block (81), wherein the electromagnet (82) is fixedly arranged in the accommodating groove (32), the side end of the locking block (81) is slidably connected with the side wall of the accommodating groove (32), one end of the locking block (81) extends to the inside of the sliding groove (31) in an initial state, one end of the second spring (83) is fixedly arranged on the locking block (81), and the other end of the second spring is fixedly arranged on the inner wall of the accommodating groove (32).
3. A dock for facilitating loading according to claim 2, wherein: the locking block (81) comprises a guide surface (811) and a locking surface (812), the guide surface (811) is of an inclined surface structure facing the proximal end of the sliding groove (31), and the locking surface (812) abuts against the guide block (71) in a locking state.
4. A dock for facilitating loading according to claim 1, wherein: the cylinder body of the auxiliary hydraulic cylinder (6) is rotationally connected with the protection plate (3), a second rotating shaft (51) is fixedly arranged at the side end of the tongue plate (5), and the hydraulic rod of the auxiliary hydraulic cylinder (6) is rotationally connected with the second rotating shaft (51).
5. A dock for facilitating loading according to claim 1, wherein: frame (1) is including base (11) and steelframe (12), base (11) fixed mounting is on the platform, steelframe (12) fixed mounting in on base (11) and vertical upwards extend, the upper end of steelframe (12) is fixed and is equipped with first pivot (21), the one end of work panel (2) with first pivot (21) rotate and are connected.
6. A dock for facilitating loading according to claim 5, wherein: the steel frame (12) is fixedly provided with a connecting plate (13), the connecting plate (13) and the working panel (2) are positioned at the same height, and the connecting plate (13) is connected with the upper surface of the platform.
7. A dock for facilitating loading according to claim 5, wherein: the cylinder body of the main hydraulic cylinder (4) is rotationally connected with the base (11), and the hydraulic rod of the main hydraulic cylinder (4) is rotationally connected with the working panel (2).
8. A dock for facilitating loading according to claim 5, wherein: the safety protection device is characterized in that a safety protection plate (91) is fixedly arranged on the base (11), a concave self-locking release groove (911) is formed in the upper end of the safety protection plate (91), a reverse locking groove (912) communicated with the self-locking release groove (911) is further formed in the upper end of the safety protection plate (91), a locking steel plate (92) is rotatably connected to the lower end of the working panel (2), and a driving mechanism for driving the locking steel plate (92) to be switched between the self-locking release groove (911) and the reverse locking groove (912) is arranged on the working panel (2).
9. A dock for facilitating loading according to claim 8, wherein: the lower end of the working panel (2) is fixedly provided with a fourth rotating shaft (93), and one end of the locking steel plate (92) is sleeved on the fourth rotating shaft (93) and is in sliding connection.
10. A dock for facilitating loading according to claim 9, wherein: the driving mechanism comprises an air cylinder (95) and a pressure spring (94), wherein the air cylinder (95) is fixedly arranged on the working panel (2), a telescopic rod of the air cylinder (95) is propped against the locking steel plate (92), the pressure spring (94) is sleeved on the fourth rotating shaft (93), one end of the pressure spring (94) is fixedly connected with the locking steel plate (92), and the other end of the pressure spring is fixedly arranged on the working panel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210706114.2A CN114920035B (en) | 2022-06-21 | 2022-06-21 | Dock convenient to shipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210706114.2A CN114920035B (en) | 2022-06-21 | 2022-06-21 | Dock convenient to shipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114920035A CN114920035A (en) | 2022-08-19 |
| CN114920035B true CN114920035B (en) | 2024-06-07 |
Family
ID=82815451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210706114.2A Active CN114920035B (en) | 2022-06-21 | 2022-06-21 | Dock convenient to shipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114920035B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116767911B (en) * | 2023-08-24 | 2023-11-07 | 山东高创物流有限公司 | Fixed type logistics dock leveler |
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|---|---|
| CN114920035A (en) | 2022-08-19 |
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