CN217753760U - Main shaft fixing device, main shaft installation assembly and bottom door opening and closing mechanism - Google Patents
Main shaft fixing device, main shaft installation assembly and bottom door opening and closing mechanism Download PDFInfo
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- CN217753760U CN217753760U CN202221005130.0U CN202221005130U CN217753760U CN 217753760 U CN217753760 U CN 217753760U CN 202221005130 U CN202221005130 U CN 202221005130U CN 217753760 U CN217753760 U CN 217753760U
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- main shaft
- spindle
- connecting plates
- fixing device
- hanging plate
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Abstract
The utility model discloses a main shaft fixing device, main shaft installation component and bottom door closing mechanism belongs to railway hopper car technical field. The spindle fixing device includes: two hoisting components are oppositely arranged along the axial direction of the main shaft; the hoist and mount subassembly includes: a hanger plate and a plurality of connecting plates; the first ends of the connecting plates are fixedly connected with the hanging plate, the second ends of the connecting plates are used for connecting the underframe of the vehicle, and every two adjacent connecting plates in the connecting plates are arranged at an angle; a through groove is formed in the bottom of the hanging plate, and the main shaft penetrates through the through groove. The utility model discloses main shaft fixing device, main shaft installation component and bottom door closing mechanism can be applied to same motorcycle type with different bottom door closing mechanism, need not design different interfaces, forms unification, resources are saved.
Description
Technical Field
The utility model relates to a railway hopper car technical field, in particular to main shaft fixing device, main shaft installation component and bottom door closing mechanism.
Background
The mechanical collision type bottom door opening and closing mechanism of the railway hopper car can discharge goods to the inner side and the outer side of a track, has a simple structure, can realize 'discharging while walking', and has high discharging efficiency, but because of different car body structures, the installation positioning interfaces of a main shaft in various bottom door opening and closing mechanisms (such as a single-arm structure or a double-arm structure of a touch arm of some car bottom door opening and closing mechanisms) are changed, and the installation of different bottom door opening and closing mechanisms are applied to the same car type, so that the interfaces are required to be designed respectively, the unification is difficult to form, the design work is complex, and the resource waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a main shaft fixing device, main shaft installation component and bottom door closing mechanism has solved or has partially solved the installation of different bottom door closing mechanism among the prior art and is applied to same kind of motorcycle type and need design the interface respectively, is difficult to form uniformly, and design work is complicated, causes the technical problem of wasting of resources.
In order to solve the technical problem, the utility model provides a main shaft fixing device, main shaft fixing device includes: two hoisting components are oppositely arranged along the axial direction of the main shaft; the hoist and mount subassembly includes: a hanger plate and a plurality of connecting plates; first ends of the connecting plates are fixedly connected with the hanging plate, second ends of the connecting plates are used for connecting a chassis of a vehicle, and every two adjacent connecting plates in the connecting plates are arranged at an angle; a through groove is formed in the bottom of the hanging plate, and the main shaft penetrates through the through groove.
Further, the through groove is semicircular in shape.
Further, the diameter of the through groove is matched with the diameter of the main shaft.
Furthermore, the top of the hanging plate is provided with a notch.
Furthermore, a plurality of cushion pads are arranged on the hanging plate.
Further, the cushion pad includes a rubber stopper.
Based on the same utility model conceive, this application still provides a main shaft installation component for install the main shaft on the chassis of vehicle, including bearing frame and main shaft fixing device, the bearing frame detachably with the hanger plate is connected, two are located respectively to the both ends of main shaft in the bearing frame.
Further, the spindle mounting assembly further comprises: a plurality of connectors; the connecting pieces penetrate through the hanging plate and are connected with the bearing seat.
Furthermore, a plurality of mounting positioning holes are formed in the hanging plate, the plurality of mounting positioning holes correspond to the plurality of connecting pieces one to one, and the connecting pieces penetrate through the corresponding mounting positioning holes and are connected with the bearing seats.
Based on the same utility model design, this application still provides a bottom door closing mechanism, include main shaft installation component.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
because two hoist and mount subassembly set up along main shaft axial is relative, hoist and mount subassembly includes: the lifting plate comprises a lifting plate and a plurality of connecting plates, wherein the first ends of the connecting plates are fixedly connected with the lifting plate, the second ends of the connecting plates are used for connecting the underframe of a vehicle, every two adjacent connecting plates in the connecting plates are arranged at an angle, the lifting plate is detachably connected with the bearing seat, and the end part of the main shaft is arranged in the bearing seat in a penetrating way.
Drawings
Fig. 1 is a schematic structural view of a spindle fixing device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a hanger plate of the spindle fixing apparatus of FIG. 1;
FIG. 3 is a schematic view showing the spindle fixing device of FIG. 1 engaged with the spindle of the bottom door opening/closing mechanism of the single arm at both sides;
FIG. 4 is a schematic view of the spindle fixing device of FIG. 1 engaged with the spindle of the two-arm bottom door opening/closing mechanism;
fig. 5 is a schematic view showing the engagement of the spindle fixing device of fig. 1 with the spindle of the bottom door opening/closing mechanism having one single arm and one double arm.
Detailed Description
Referring to fig. 1-5, an embodiment of the present invention provides a spindle fixing device including: two hoisting assemblies 1 are oppositely arranged along the axial direction of the main shaft 2.
Hoist and mount subassembly 1 includes: a hanger plate 1-1 and a plurality of connecting plates 1-2.
The first ends of the connecting plates 1-2 are fixedly connected with the hanging plates 1-1, the second ends of the connecting plates 1-2 are connected with the bottom of the vehicle, and every two adjacent connecting plates 1-2 in the connecting plates 1-2 are arranged at an angle.
The hanging plate 1-1 is detachably connected with the bearing seat 3, the upper bottom of the hanging plate 1-1 is provided with a through groove 1-11, and the main shaft 2 penetrates through the through groove 1-11.
This application embodiment is because two hoist and mount subassembly 1 set up along 2 axial of main shaft relatively, hoist and mount subassembly 1 includes: the automobile bottom door opening and closing device comprises a hanging plate 1-1 and a plurality of connecting plates 1-2, wherein first ends of the connecting plates 1-2 are fixedly connected with the hanging plate 1-1, second ends of the connecting plates 1-2 are used for connecting an underframe of an automobile, every two adjacent connecting plates 1-2 in the connecting plates 1-2 are arranged at an angle, the hanging plate 1-1 is detachably connected with a bearing seat 3, a through groove 1-11 is formed in the upper bottom of the hanging plate 1-1, and a spindle 2 penetrates through the through groove 1-11, so that when the bottom door is to be opened and closed, the corresponding bottom door opening and closing mechanism is selected according to the form of the bottom door, the length of the connecting plates 1-2 and the angle between every two adjacent connecting plates 1-2 in the connecting plates 1-2 are selected according to the selected bottom door opening and closing mechanism, the connecting plates 1-2 are arranged on the underframe of the automobile, the position where the hanging plate 1-1 meets the requirements of the bottom door opening and closing mechanism, then, the end parts of the spindle 2 of the bottom door opening and closing mechanism are arranged in the through groove 1-3, different spindle interfaces can be used for saving different resource designs without needing to be applied to the same automobile.
In the embodiment, the connecting plate 1-2 can adopt supporting angle iron, the supporting angle iron is welded with the bottom of the vehicle, so that the installation is convenient, and meanwhile, the supporting angle iron is low in price and can reduce the cost.
In the present embodiment, the number of the connection plates 1 to 2 is 3 or more, and the stability of connection can be ensured. Preferably, the number of the connecting plates 1-2 is 3, so that a triangle is formed between each two adjacent connecting plates 1-2 and the bottom of the vehicle, the connecting stability is ensured, and meanwhile, the cost can be saved.
In the embodiment, the upper bottom of the hanging plate 1-1 is provided with the through groove 1-11, the spindle 2 penetrates through the through groove 1-11, the spindle 2 can conveniently penetrate through the through groove, the spindle 2 is limited, meanwhile, the action of the spindle 2 is not interfered, and the spindle 2 can smoothly act. Wherein, the through groove 1-11 is arranged at the edge of the hanging plate 1-1.
In the embodiment, the through grooves 1-11 are semicircular, so that the main shaft 2 can conveniently penetrate through the through grooves, the main shaft 2 is limited, and meanwhile, the action of the main shaft 2 is not interfered, and the smooth action of the main shaft 2 is ensured.
In this embodiment, the diameter of the through groove matches with the diameter of the main shaft 2, so that the main shaft 2 can pass through the through groove conveniently, the main shaft 2 is limited, and meanwhile, the action of the main shaft 2 is not interfered, and the main shaft 2 can move smoothly.
Specifically, the top of the hanger plate 1-1 is provided with a notch 1-13 for reducing weight.
Specifically, the plurality of buffering pads 1-14 are arranged on the hanging plate 1-1, and the plurality of buffering pads 1-14 are used for buffering rigid impact caused when the bottom door is opened, so that the hanging plate 1-1 is prevented from being damaged, and the service life of the hanging plate 1-1 is ensured.
In the embodiment, the number of the buffer pads 1-14 can be two, the two buffer pads 1-14 are oppositely arranged on the hanging plate 1-1, and the rigid impact caused when the bottom door is opened is buffered, so that the damage to the hanging plate 1-1 is avoided, the service life of the hanging plate 1-1 is ensured, and meanwhile, the cost is saved.
In the embodiment, the cushion pads 1-14 comprise rubber blocks, and the rubber blocks have good buffering effect, low price and easy availability and can reduce cost.
Based on same utility model conceive, this application still provides a main shaft installation component for install main shaft 2 on the chassis of vehicle, this main shaft installation component includes bearing frame 3 and main shaft fixing device, and above-mentioned embodiment is referred to this main shaft fixing device's concrete structure, because main shaft fixing device has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is not repeated here one by one.
The bearing seats 3 are detachably connected with the hanging plate 1-1, and two ends of the main shaft 2 are respectively arranged in the two bearing seats 3.
When the bottom door is to be opened and closed, the corresponding bottom door opening and closing mechanism is selected according to the form of the bottom door, the lengths of the connecting plates 1-2 and the angle between every two adjacent connecting plates 1-2 in the connecting plates 1-2 are selected according to the selected bottom door opening and closing mechanism, the connecting plates 1-2 are arranged on the bottom frame of a vehicle, the position of the hanging plate 1-1 meets the requirements of the bottom door opening and closing mechanism, then the end part of a main shaft 2 of the bottom door opening and closing mechanism is arranged in the bearing seat 3 in a penetrating mode through the hanging plate 1-1, the hanging plate 1-1 is connected with the bearing seat 3, different interfaces are not required to be designed, different bottom door opening and closing mechanisms can be applied to the same vehicle type, unification is achieved, and resources are saved.
Specifically, the spindle mounting assembly further comprises: a plurality of connecting elements 4.
The connecting pieces 4 penetrate through the hanging plate 1-1 and are connected with the bearing seat 3, so that the hanging plate 1-1 is conveniently connected with the bearing seat 3.
In the embodiment, a plurality of mounting positioning holes 1-12 are formed in the hanger plate 1-1, the plurality of mounting positioning holes 1-12 correspond to the plurality of connecting pieces 4 one by one, and the connecting pieces 4 penetrate through the corresponding mounting positioning holes 1-12 to be connected with the bearing seats 3.
When the bottom door opening and closing mechanism is to be installed, the connecting pieces 4 penetrate through the corresponding connecting pieces 4 to be connected with the bearing seats 3, so that the bearing seats 3 and the hanging plate 1-1 are connected into a whole.
In the embodiment, a plurality of mounting positioning holes 1-12 are uniformly arranged on the hanging plate 1-1 at equal angles at intervals, so that the bearing seat 3 can be conveniently connected with the hanging plate 1-1, and the bearing seat 3 can be firmly connected with the hanging plate 1-1.
In the present embodiment, the number of the mounting positioning holes 1-12 is greater than or equal to 3, which can ensure the connection reliability. Preferably, the number of the installation positioning holes 1-12 is 3, so that the structural strength of the hanging plate 1-1 is prevented from being influenced, and meanwhile, the installation positioning holes are easy to process, and the cost can be saved.
In the present embodiment, the connecting member 4 may be one of a bolt, a pin, and a screw.
Based on same utility model design, this application has still provided a bottom door closing mechanism, and this bottom door closing mechanism has adopted main shaft installation component, this main shaft installation component's concrete structure refer to above-mentioned embodiment, because main shaft installation component has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and it is repeated here no longer to describe repeatedly.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. A spindle fixing device, characterized by comprising: two hoisting components are oppositely arranged along the axial direction of the main shaft;
the hoist and mount subassembly includes: a hanger plate and a plurality of connecting plates;
first ends of the connecting plates are fixedly connected with the hanging plate, second ends of the connecting plates are used for connecting a chassis of a vehicle, and every two adjacent connecting plates in the connecting plates are arranged at an angle;
a through groove is formed in the bottom of the hanging plate, and the main shaft penetrates through the through groove.
2. The spindle fixing device according to claim 1, wherein:
the through groove is semicircular in shape.
3. The spindle fixing device according to claim 2, wherein:
the diameter of the through groove is matched with that of the main shaft.
4. The spindle fixing device according to claim 1, wherein:
the top of hanger plate is equipped with the breach.
5. The spindle fixing device according to claim 1, wherein:
and a plurality of cushion pads are arranged on the hanging plate.
6. The spindle securing device according to claim 5, wherein:
the cushion pad comprises a rubber stopper.
7. A spindle mounting assembly for mounting a spindle to an undercarriage of a vehicle, comprising a bearing housing and a spindle securing device according to any one of claims 1 to 6, the bearing housing being detachably connected to a hanger plate, the two ends of the spindle being respectively disposed in the two bearing housings.
8. The spindle mounting assembly according to claim 7, further comprising: a plurality of connectors;
the connecting pieces penetrate through the hanging plate and are connected with the bearing seat.
9. The spindle mounting assembly of claim 8, wherein:
the hanger plate is provided with a plurality of mounting positioning holes, the mounting positioning holes correspond to the connecting pieces one by one, and the connecting pieces penetrate through the corresponding mounting positioning holes and are connected with the bearing seats.
10. A bottom door opening and closing mechanism comprising a spindle mounting assembly according to any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005130.0U CN217753760U (en) | 2022-04-27 | 2022-04-27 | Main shaft fixing device, main shaft installation assembly and bottom door opening and closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005130.0U CN217753760U (en) | 2022-04-27 | 2022-04-27 | Main shaft fixing device, main shaft installation assembly and bottom door opening and closing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217753760U true CN217753760U (en) | 2022-11-08 |
Family
ID=83883653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221005130.0U Active CN217753760U (en) | 2022-04-27 | 2022-04-27 | Main shaft fixing device, main shaft installation assembly and bottom door opening and closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217753760U (en) |
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2022
- 2022-04-27 CN CN202221005130.0U patent/CN217753760U/en active Active
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