CN220391247U - Unhooking mechanism for coal unloading operation of car dumper - Google Patents
Unhooking mechanism for coal unloading operation of car dumper Download PDFInfo
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- CN220391247U CN220391247U CN202322097240.5U CN202322097240U CN220391247U CN 220391247 U CN220391247 U CN 220391247U CN 202322097240 U CN202322097240 U CN 202322097240U CN 220391247 U CN220391247 U CN 220391247U
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Abstract
The utility model belongs to the field of operating robots of dumpers in thermal power plants, in particular to a unhooking mechanism for coal unloading operation of dumpers, which comprises a turnover driving assembly, a turnover connecting arm, a main frame, a feeding assembly and a clamping jaw assembly, wherein the turnover driving assembly is connected with the main frame; the driving end of the overturning driving component is connected with one end of the overturning connecting arm and drives the overturning connecting arm to overturn, the other end of the overturning connecting arm is connected with the main frame, the feeding component is arranged on the main frame, and the driving end of the feeding component drives the clamping jaw component to approach or separate from the carriage. According to the utility model, through the cooperation of the overturning driving component, the overturning connecting arm, the main frame, the feeding component and the clamping jaw component, the automatic unhooking operation can be accurately realized, the labor is saved, the device is compatible with various carriage couplers, the use of a lifting hook mechanism can be reduced, the weight of the whole device is reduced, the size and the weight of the whole device are reduced, and the parameters selected by the device can be selected to be smaller under the condition of unchanged original realization speed, so that the cost can be reduced.
Description
Technical Field
The utility model belongs to the field of operating robots of a dumper of a thermal power plant, and particularly relates to a unhooking mechanism for coal unloading operation of the dumper.
Background
Most of the onshore coal-fired power plants in China today adopt trains to transport coal raw materials. After entering the power plant, a dumper is basically adopted for receiving and discharging coal. There are a variety of arrangements and operation processes in a dumper system, with the operation with a fold-back dumper being most common. The operation flow of the dumper in the mode is adopted by most of the land coal-fired power plants in China. The dumper needs to group the carriages of the whole train according to the unloading capacity of the dumper before unloading the cargoes of the train. And then the grouped carriages are transported to a platform of the dumper by the heavy car dumper, and the dumper rotates to dumpe the carriages. In the process, couplers connected between the train carriages are basically all penetrated by personnel at the operation site of the turn-back type car dumper to manually unhook when the train carriages are grouped.
In addition, the actual uncoupling site carriages are in mixed-woven transportation, the uncoupling positions of the carriages are different, and the uncoupling modes are different, so that the carriages are used for a long time, the coupler is often deformed, and even if the coupler of the same type has errors, the coupler positions can reach tens of millimeters and hundreds of millimeters. Therefore, when the operation is performed according to a specific track, unhooking failure occurs to a great extent.
Disclosure of Invention
Aiming at the problems that the existing unhooking operation is basically manual operation and an automatic unhooking mechanism which can automatically unhook and is compatible with various carriage couplers is required, the utility model aims to provide a unhooking mechanism for coal unloading operation of a tippler.
The aim of the utility model is realized by the following technical scheme:
the unhooking mechanism for the coal unloading operation of the dumper comprises a turnover driving assembly, a turnover connecting arm, a main frame, a feeding assembly and a clamping jaw assembly;
the driving end of the overturning driving assembly is connected with one end of the overturning connecting arm and drives the overturning connecting arm to overturn, the other end of the overturning connecting arm is connected with the main frame, the feeding assembly is arranged on the main frame, and the driving end of the feeding assembly drives the clamping jaw assembly to approach or separate from the carriage.
The clamping jaw assembly comprises an inserting main rod, a hook handle clamping jaw seat, a hook handle clamping jaw finger, a clamping jaw finger connecting seat and a finger driving structure, wherein the inserting main rod is respectively connected with the driving end of the feeding assembly and the hook handle clamping jaw seat, the clamping jaw finger connecting seat is arranged on the hook handle clamping jaw seat, the hook handle clamping jaw finger is rotationally connected with the clamping jaw finger connecting seat, and an opening for clamping a coupler hook handle is formed between one end of the hook handle clamping jaw finger, which is close to a carriage, and one end of the hook handle clamping jaw seat, which is close to the carriage; the finger driving structure drives the hook handle clamping jaw fingers to act, so that one end of the hook handle clamping jaw fingers close to a carriage and one end of the hook handle clamping jaw seat close to the carriage clamp a hook handle of the coupler.
The one end that shank clamping jaw seat is close to the carriage with insert the mobile jib and be close to the one end of carriage and articulate, shank clamping jaw seat keeps away from the carriage one end with insert the mobile jib and be connected with clamping jaw seat reset spring between the one end that the carriage was kept away from.
The finger driving structure comprises a finger driving steering engine, a finger driving arm, a finger driving elastic sheet and a finger reset spring, wherein the finger driving elastic sheet is connected with one end, far away from a carriage, of the hook handle clamping jaw, the finger reset spring is connected between the finger driving elastic sheet and the clamping jaw finger connecting seat, the finger driving steering engine is arranged on the clamping jaw finger connecting seat, and one end of the finger driving arm is arranged on the driving end of the finger driving steering engine; when the coupler shank is clamped by the fingers of the clamping jaw of the coupler shank to be controlled, the driving end of the finger driving steering engine drives the other end of the finger driving arm to prop against the finger driving elastic sheet, so that the fingers of the clamping jaw of the coupler shank are driven to rotate relative to the finger connecting seat of the clamping jaw and clamp the coupler shank.
The hook handle clamping jaw seat is provided with a guide rail A, the clamping jaw finger connecting seat is provided with a sliding block A which is in sliding connection with the guide rail A, and the hook handle clamping jaw seat is also provided with a clamping jaw backward movement in-place detection sensor.
The feeding assembly comprises a feeding driving piece, a feeding driving seat and a feeding screw rod, wherein the feeding driving piece and the feeding screw rod are respectively and fixedly installed on the main frame, the driving end of the feeding driving piece is connected with the feeding screw rod through a transmission structure and drives the feeding screw rod to rotate, the feeding driving seat is provided with a feeding screw nut in threaded connection with the feeding screw rod, and the feeding driving seat is used as the driving end of the feeding assembly to be connected with the clamping jaw assembly.
The main frame is provided with a guide rail B, and the feeding driving seat is also provided with a sliding block B which is in sliding connection with the guide rail B.
The main frame is provided with an origin position detection sensor and a limit position detection sensor, the origin position detection sensor is positioned on one side of the main frame far away from the carriage, and the limit position detection sensor is positioned on one side of the main frame close to the carriage.
The turnover driving assembly comprises a turnover driving motor, a speed reducer and a speed reducer mounting frame, the speed reducer is mounted on the speed reducer mounting frame, a shell of the turnover driving motor is connected with a shell of the speed reducer, a driving end of the turnover driving motor is connected with an input end of the speed reducer, an output end of the speed reducer serves as a driving end of the turnover driving assembly and is connected with one end of the turnover connecting arm, and the speed reducer mounting frame is connected with an external mobile module.
The overturning connecting arm comprises a vertical swinging section and an inclined horizontal section which are connected together, one end of the vertical swinging section is connected with the driving end of the overturning driving assembly, the other end of the vertical swinging section is connected with one end of the inclined horizontal section, and the other end of the inclined horizontal section is connected with the main frame;
in an initial state, a projection line of the inclined horizontal section on a horizontal plane intersects with a projection of an axial center line of the driving end of the overturning driving assembly on the horizontal plane to form a fixed included angle.
The utility model has the advantages and positive effects that:
according to the utility model, through the cooperation arrangement of the overturning driving component, the overturning connecting arm, the main frame, the feeding component and the clamping jaw component, the automatic unhooking operation can be accurately and effectively realized, the labor is saved, the device is compatible with various carriage couplers, the applicability is strong, the use of a lifting hook mechanism can be reduced, the weight of the whole device is reduced, the size and the weight of the whole device are reduced, and the parameters selected by the device can be selected to be smaller under the condition of unchanged original realization speed, so that the cost can be reduced.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a second perspective view of the present utility model;
FIG. 3 is a schematic top view of the present utility model;
fig. 4 is an enlarged view at a of fig. 3.
In the figure: the device comprises a turnover connecting arm 1, a vertical swinging section 101, an oblique horizontal section 102, a main frame 2, an inserting main rod 3, a hook handle clamping jaw seat 4, a hook handle clamping jaw finger 5, a clamping jaw finger connecting seat 6, a clamping jaw seat reset spring 7, a finger driving steering engine 8, a finger driving arm 9, a finger driving spring 10, a finger driving spring 11, a finger reset spring 12, a guide rail A and a guide rail B, wherein the guide rail A and the guide rail B are respectively a clamping jaw backward movement in-place detection sensor 14, a feeding driving piece 15, a feeding driving seat 16, a feed screw 17, an origin position detection sensor 18, a limit position detection sensor 19, a turnover driving motor 20, a speed reducer 21 and a speed reducer mounting frame 22.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-4.
The unhooking mechanism for the coal unloading operation of the dumper comprises a turnover driving assembly, a turnover connecting arm 1, a main frame 2, a feeding assembly and a clamping jaw assembly as shown in fig. 1-4. The driving end of the overturning driving component is connected with one end of the overturning connecting arm 1 and drives the overturning connecting arm 1 to overturn, the other end of the overturning connecting arm 1 is connected with the main frame 2, the feeding component is arranged on the main frame 2, and the driving end of the feeding component drives the clamping jaw component to approach or separate from the carriage.
Specifically, the clamping jaw assembly in this embodiment includes inserts mobile jib 3, shank clamping jaw seat 4, shank clamping jaw finger 5, clamping jaw finger connecting seat 6 and finger drive structure, inserts mobile jib 3 and is connected with the drive end and the shank clamping jaw seat 4 of feeding assembly respectively, and clamping jaw finger connecting seat 6 sets up on shank clamping jaw seat 4, and shank clamping jaw finger 5 rotates with clamping jaw finger connecting seat 6 to be connected, and shank clamping jaw finger 5 is close to the one end of carriage and shank clamping jaw seat 4 is close to the one end of carriage and forms the opening that is used for centre gripping coupling shank. The opening in this embodiment may be up to 80mm in size with sufficient tolerance to allow the coupler shank to enter the opening. The finger driving structure drives the hook handle clamping jaw fingers 5 to act, so that one end of the hook handle clamping jaw fingers 5 close to a carriage and one end of the hook handle clamping jaw seat 4 close to the carriage clamp the hook handle of the coupler.
Specifically, in this embodiment, one end of the hook handle clamping jaw seat 4 close to the carriage is hinged to one end of the insertion main rod 3 close to the carriage, and a clamping jaw seat return spring 7 is connected between one end of the hook handle clamping jaw seat 4 far away from the carriage and one end of the insertion main rod 3 far away from the carriage. In the initial state in this embodiment, the end of the hook handle jaw seat 4 away from the cabin is substantially coincident with the end of the insertion main rod 3 away from the cabin. Through making shank clamping jaw seat 4 and inserting mobile jib 3 relative rotation and setting up clamping jaw seat reset spring 7, shank clamping jaw finger 5 is pressing from both sides the in-process of getting the car shank, under the effect of car shank, makes shank clamping jaw seat 4 keep away from or be close to and inserts mobile jib 3 and carry out the follow-up of self-adaptation, has avoided pressing from both sides when getting the car shank owing to fix a position the inaccurate car shank that leads to pressing from both sides and has got the state not good, avoid leading to with the friction force when pressing from both sides the car shank that gets not enough and lead to follow-up can not accomplish the unhooking function.
Specifically, as shown in fig. 4, in this embodiment, the finger driving structure includes a finger driving steering engine 8, a finger driving arm 9, a finger driving spring 10 and a finger return spring 11, wherein the finger driving spring 10 and one end of the hook handle clamping jaw finger 5 far away from the carriage are connected through a spring plate and a screw, the finger return spring 11 is connected between the finger driving spring 10 and the clamping jaw finger connecting seat 6, the finger driving steering engine 8 is mounted on the clamping jaw finger connecting seat 6, one end of the finger driving arm 9 is mounted on the driving end of the finger driving steering engine 8, and the finger driving arm 9 is located at a position between the finger driving spring 10 and the clamping jaw finger connecting seat 6. In this embodiment, the finger-driven steering engine 8 is a commercially available product, and the external controller controls the operation. When the coupler shank is clamped by the finger 5 of the clamping jaw of the control shank, the driving end of the finger driving steering engine 8 drives the other end of the finger driving arm 9 to prop against the finger driving elastic sheet 10, so that the finger 5 of the clamping jaw of the control shank rotates relative to the finger connecting seat 6 of the clamping jaw and clamps the coupler shank. In this embodiment, the guide rail a12 is disposed on the hook handle jaw seat 4, and the jaw finger connecting seat 6 is disposed with a slider a slidably connected with the guide rail a12, so that the jaw finger connecting seat 6 moves stably and accurately.
In the process that the feeding component drives the clamping jaw component to feed and approach the coupler shank on the carriage, the clamping jaw finger connecting seat 6 can be pushed to move backwards after the coupler shank enters the opening, when the clamping jaw finger connecting seat 6 moves backwards to a specified position, the control finger drives the steering engine 8 to act, and the coupler shank clamping jaw finger 5 rotates and clamps the coupler shank, so that the function of clamping the coupler shank is achieved. The force of the finger driving arm 9 is transmitted to the hook handle clamping jaw finger 5 through the finger driving elastic sheet 10, so that the finger driving steering engine 8 can be well protected from overload burning. In this embodiment, in order to make the friction force between the hook handle and the hook handle be not less than 200N after the hook handle is clamped, the angle of each rotation of the finger driving steering engine 8 is a fixed value, the clamping jaw force needs to be adjusted by adjusting the stiffness coefficient of the finger driving spring 10, so that the stiffness coefficient of the finger driving spring 10 can be continuously adjusted, the deformation length of the finger driving spring 10 can be changed by adjusting the mounting position before and after the spring pressing plate and the screw are mounted, and then the stiffness coefficient of the finger driving spring 10 is adjusted. When the driving end of the finger driving steering engine 8 does not enable the other end of the finger driving arm 9 to prop against the finger driving elastic sheet 10 and enable the finger 5 of the hook handle clamping jaw to keep a clamping state, the finger reset spring 11 drives the finger driving elastic sheet 10, and further the finger 5 of the hook handle clamping jaw keeps an open state. In this embodiment, the hook handle clamping jaw seat 4 is further provided with a clamping jaw backward movement in-place detection sensor 13, and the clamping jaw backward movement in-place detection sensor 13 is a commercially available product and is connected with an external controller, and is used for detecting whether the hook handle clamping jaw seat 4 is backward moved to a specified position, namely determining that the hook handle of the coupler is only grabbed when entering the clamping jaw range.
Specifically, the feeding assembly in this embodiment includes a feeding driving member 14, a feeding driving seat 15 and a feeding screw 16, where the feeding driving member 14 and the feeding screw 16 are respectively fixedly installed on the main frame 2, the driving end of the feeding driving member 14 is connected with the feeding screw 16 through a transmission structure and drives the feeding screw 16 to rotate, a feeding screw nut in threaded connection with the feeding screw 16 is provided on the feeding driving seat 15, and the feeding driving seat 15 is connected with the clamping jaw assembly as the driving end of the feeding assembly. The feed screw 16 in this embodiment is mounted on the main frame 2 through two bearing blocks; the feed drive 14 is a commercially available motor product and is controlled by an external controller. The transmission structure in this embodiment adopts a synchronous belt structure, and includes a driving pulley, a driven pulley and a synchronous belt, the driving pulley is directly mounted on the driving end of the feed driving member 14, the driven pulley is mounted on one end of the feed screw 16, the synchronous belt is connected with the driving pulley and the driven pulley, and a tensioning wheel for tensioning the synchronous belt is further mounted on the main frame 2. The main frame 2 is provided with a guide rail B17, and the feeding driving seat 15 is also provided with a sliding block B which is in sliding connection with the guide rail B17 so as to ensure that the feeding driving seat 15 moves stably and accurately. The main frame 2 is provided with an origin position detection sensor 18 and a limit position detection sensor 19, the origin position detection sensor 18 is positioned on one side of the main frame 2 far away from the carriage, and the limit position detection sensor 19 is positioned on one side of the main frame 2 near the carriage. In this embodiment, the home position detection sensor 18 and the limit position detection sensor 19 are all commercially available products, and are respectively connected with an external controller. By setting the origin position detection sensor 18 and the limit position detection sensor 19, whether the feeding driving seat 15 is positioned at the origin position and the limit position can be determined, and the feeding movement safety of the feeding driving seat 15 is ensured.
Specifically, in this embodiment, the turnover driving assembly includes a turnover driving motor 20, a speed reducer 21 and a speed reducer mounting frame 22, the speed reducer 21 is mounted on the speed reducer mounting frame 22, the casing of the turnover driving motor 20 is connected with the casing of the speed reducer 21, the driving end of the turnover driving motor 20 is connected with the input end of the speed reducer 21, the output end of the speed reducer 21 is connected with one end of the turnover connecting arm 1 as the driving end of the turnover driving assembly, and the speed reducer mounting frame 22 is connected with the external mobile module. The setting of external movable module in this embodiment is prior art for drive unhooking mechanism overall movement, and the connected mode with speed reducer mounting bracket 22 is prior art. In this embodiment, the overturning driving motor 20 is a commercially available servo motor product, and the action is controlled by an external controller; the speed reducer 21 selects an RV speed reducer which can bear a large torque and has a good overload bearing capacity.
Specifically, in this embodiment, the overturning connecting arm 1 includes a vertical swinging section 101 and an oblique horizontal section 102 that are connected together, one end of the vertical swinging section 101 is connected with the driving end of the overturning driving assembly, the other end of the vertical swinging section 101 is connected with one end of the oblique horizontal section 102, and the other end of the oblique horizontal section 102 is connected with the main frame 2. In this embodiment, the other end of the inclined horizontal segment 102 is connected with the main frame 2 through a hinge structure, and a main frame return spring is further arranged between the turnover connecting arm 1 and the main frame 2, so that the main frame 2 can be rotated outwards and returned to the original position under the action of the main frame return spring when the main frame 2 is rotated outwards and the whole is retracted under the condition that the clamping jaw assembly collides with an obstacle at the carriage to generate position offset when the clamping jaw assembly stretches out after the operation is completed. In the initial state, a projection line of the inclined horizontal segment 102 on the horizontal plane intersects with a projection of an axial center line of the driving end of the overturning driving assembly on the horizontal plane to form a fixed included angle. The angle of this fixed contained angle can be 20-50 degrees, and in this embodiment, as shown in fig. 3, this fixed contained angle is 45 degrees, can avoid partial motorcycle type carriage coupler department the place ahead to have shelter from thing interference clamping jaw subassembly centre gripping coupler shank, and the suitability is better.
Working principle:
when the coupler shank positioning device is used, after the position of the coupler shank on a carriage is determined, the feeding assembly is controlled to act and the clamping jaw assembly is driven to approach the carriage, so that the clamping jaw assembly clamps the coupler shank, then the overturning driving assembly is controlled to act, and the main frame 2, the feeding assembly and the clamping jaw assembly are driven to integrally overturn by a preset angle through the overturning connecting arm 1, so that the coupler shank is driven to finish unhooking; after the unhooking operation is completed, the clamping jaw assembly is controlled to loosen the coupler shank, and then the control overturning driving assembly and the feeding assembly are reversely reset to complete a whole process.
Claims (10)
1. The utility model provides a car dumper unloads unhook mechanism for coal operation which characterized in that: comprises a turnover driving component, a turnover connecting arm (1), a main frame (2), a feeding component and a clamping jaw component;
the driving end of the overturning driving assembly is connected with one end of the overturning connecting arm (1) and drives the overturning connecting arm (1) to overturn, the other end of the overturning connecting arm (1) is connected with the main frame (2), the feeding assembly is mounted on the main frame (2), and the driving end of the feeding assembly drives the clamping jaw assembly to approach or separate from a carriage.
2. The unhooking mechanism for coal unloading operation of a car dumper according to claim 1, wherein: the clamping jaw assembly comprises an inserting main rod (3), a hook handle clamping jaw seat (4), a hook handle clamping jaw finger (5), a clamping jaw finger connecting seat (6) and a finger driving structure, wherein the inserting main rod (3) is respectively connected with the driving end of the feeding assembly and the hook handle clamping jaw seat (4), the clamping jaw finger connecting seat (6) is arranged on the hook handle clamping jaw seat (4), the hook handle clamping jaw finger (5) is rotationally connected with the clamping jaw finger connecting seat (6), and an opening for clamping a coupler hook handle is formed at one end, close to a carriage, of the hook handle clamping jaw finger (5) and one end, close to the carriage, of the hook handle clamping jaw seat (4); the finger driving structure drives the hook handle clamping jaw fingers (5) to act, so that one end of the hook handle clamping jaw fingers (5) close to a carriage and one end of the hook handle clamping jaw seat (4) close to the carriage clamp a hook handle of the car.
3. The unhooking mechanism for coal unloading operation of a car dumper according to claim 2, wherein: one end of the hook handle clamping jaw seat (4) close to the carriage is hinged with one end of the insertion main rod (3) close to the carriage, and a clamping jaw seat reset spring (7) is connected between one end of the hook handle clamping jaw seat (4) away from the carriage and one end of the insertion main rod (3) away from the carriage.
4. The unhooking mechanism for coal unloading operation of a car dumper according to claim 2, wherein: the finger driving structure comprises a finger driving steering engine (8), a finger driving arm (9), a finger driving elastic sheet (10) and a finger reset spring (11), wherein the finger driving elastic sheet (10) is connected with one end, far away from a carriage, of a hook handle clamping jaw finger (5), the finger reset spring (11) is connected between the finger driving elastic sheet (10) and a clamping jaw finger connecting seat (6), the finger driving steering engine (8) is installed on the clamping jaw finger connecting seat (6), and one end of the finger driving arm (9) is installed on the driving end of the finger driving steering engine (8); when the coupler shank is clamped by the coupler shank clamping jaw fingers (5) to be controlled, the other end of the finger driving steering engine (8) drives the finger driving arm (9) to prop against the finger driving elastic sheet (10), so that the coupler shank clamping jaw fingers (5) are driven to rotate relative to the clamping jaw finger connecting seat (6) and clamp the coupler shank.
5. A car dumper coal unloading operation unhooking mechanism according to claim 3, wherein: the novel hook handle clamping jaw is characterized in that a guide rail A (12) is arranged on the hook handle clamping jaw seat (4), a sliding block A which is in sliding connection with the guide rail A (12) is arranged on the clamping finger connecting seat (6), and a clamping jaw backward movement in-place detection sensor (13) is further arranged on the hook handle clamping jaw seat (4).
6. The unhooking mechanism for coal unloading operation of a car dumper according to claim 1, wherein: the feeding assembly comprises a feeding driving piece (14), a feeding driving seat (15) and a feeding screw (16), wherein the feeding driving piece (14) and the feeding screw (16) are respectively and fixedly installed on the main frame (2), the driving end of the feeding driving piece (14) is connected with the feeding screw (16) through a transmission structure and drives the feeding screw (16) to rotate, a feeding screw nut in threaded connection with the feeding screw (16) is arranged on the feeding driving seat (15), and the feeding driving seat (15) is used as the driving end of the feeding assembly to be connected with the clamping jaw assembly.
7. The unhooking mechanism for coal unloading operation of car dumper according to claim 6, wherein: the main frame (2) is provided with a guide rail B (17), and the feeding driving seat (15) is also provided with a sliding block B which is in sliding connection with the guide rail B (17).
8. The unhooking mechanism for coal unloading operation of car dumper according to claim 6, wherein: the novel car is characterized in that an origin position detection sensor (18) and a limit position detection sensor (19) are arranged on the main frame (2), the origin position detection sensor (18) is located on one side, far away from a carriage, of the main frame (2), and the limit position detection sensor (19) is located on one side, close to the carriage, of the main frame (2).
9. The unhooking mechanism for coal unloading operation of a car dumper according to claim 1, wherein: the turnover driving assembly comprises a turnover driving motor (20), a speed reducer (21) and a speed reducer mounting frame (22), wherein the speed reducer (21) is mounted on the speed reducer mounting frame (22), a shell of the turnover driving motor (20) is connected with a shell of the speed reducer (21), a driving end of the turnover driving motor (20) is connected with an input end of the speed reducer (21), an output end of the speed reducer (21) serves as a driving end of the turnover driving assembly and is connected with one end of the turnover connecting arm (1), and the speed reducer mounting frame (22) is connected with an external mobile module.
10. The unhooking mechanism for coal unloading operation of a car dumper according to claim 1, wherein: the overturning connecting arm (1) comprises a vertical swinging section (101) and an inclined horizontal section (102) which are connected together, one end of the vertical swinging section (101) is connected with the driving end of the overturning driving assembly, the other end of the vertical swinging section (101) is connected with one end of the inclined horizontal section (102), and the other end of the inclined horizontal section (102) is connected with the main frame (2);
in an initial state, a projection line of the inclined horizontal section (102) on a horizontal plane intersects with a projection of an axial center line of the driving end of the overturning driving assembly on the horizontal plane to form a fixed included angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322097240.5U CN220391247U (en) | 2023-08-07 | 2023-08-07 | Unhooking mechanism for coal unloading operation of car dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322097240.5U CN220391247U (en) | 2023-08-07 | 2023-08-07 | Unhooking mechanism for coal unloading operation of car dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220391247U true CN220391247U (en) | 2024-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322097240.5U Active CN220391247U (en) | 2023-08-07 | 2023-08-07 | Unhooking mechanism for coal unloading operation of car dumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220391247U (en) |
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2023
- 2023-08-07 CN CN202322097240.5U patent/CN220391247U/en active Active
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