CN217151649U - Auxiliary device is closed to driver's cabin door - Google Patents
Auxiliary device is closed to driver's cabin door Download PDFInfo
- Publication number
- CN217151649U CN217151649U CN202220226735.6U CN202220226735U CN217151649U CN 217151649 U CN217151649 U CN 217151649U CN 202220226735 U CN202220226735 U CN 202220226735U CN 217151649 U CN217151649 U CN 217151649U
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- fixing plate
- spring
- cab door
- mounting seat
- spring mounting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses an auxiliary device is closed to driver's cabin door relates to excavator driver's cabin technical field, include: the first fixing plate, the second fixing plate, the first spring mounting seat, the second spring mounting seat and the support assembly are arranged on the support assembly; the first fixing plate is fixedly arranged on a cab door, the second fixing plate is fixedly arranged on a cab door frame and is opposite to one side face of the first fixing plate, the first spring mounting seat is fixedly arranged on the first fixing plate, the second spring mounting seat is fixedly arranged on the second fixing plate, the springs are connected to the two spring mounting seats and are positioned between the first fixing plate and the second fixing plate, and the support assembly is fixedly arranged on the cab door frame and is positioned on one side of each spring; through the utility model discloses a spring helping hand structure can provide the helping hand and need not to leave the driver's seat and can close the driving door when the driver closes the door.
Description
Technical Field
The utility model relates to an excavator driver's cabin technical field specifically is an auxiliary device is closed to driver's cabin door.
Background
After the cab door of the existing excavator is opened by 180 degrees and is sucked with the positioning lock, the size and the weight of the cab door of the excavator are larger than those of the cab door of a common automobile, so that the cab door needs to get up and leave a driving position when being closed, and the problem of tedious or redundant work exists; the automobile door closing device is characterized in that a driver wants to close the automobile door, needs to press a door closing switch, then gets up to hold an inner side handle of the door, and closes the automobile door; the process from leaving the seat to returning to the seat requires suspending the excavation process, and also affects the user experience.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome not enough among the prior art, the utility model provides an auxiliary device is closed to driver's cabin door, through the utility model discloses a spring helping hand structure can provide the helping hand when the driver closes and need not to leave the driver's seat and close the driver's cabin door.
The technical scheme is as follows: in a first aspect, the present invention provides a cab door closing assistance device, including:
the cab spring mounting device comprises a first fixing plate fixedly mounted on a cab door, a second fixing plate fixedly mounted on a cab door frame and opposite to one side of the first fixing plate, a first spring mounting seat fixedly mounted on the first fixing plate, a second spring mounting seat fixedly mounted on the second fixing plate, a spring connected to the first spring mounting seat and the second spring mounting seat and located between the first fixing plate and the second fixing plate, and a support assembly fixedly mounted on the cab door frame and located on the side of the spring;
wherein, the relative first fixed plate and the second fixed plate that set up have the multiunit, and the multiunit is located not high position respectively.
In a further embodiment, the support assembly comprises: the supporting block is provided with mounting holes at two ends, a gasket covered on the mounting holes and a bolt fixed in the mounting holes in a threaded manner.
In a further embodiment, the thickness of the supporting block is smaller than the installation gap between the cab door and the cab door frame, the opening and closing of the vehicle door are not affected, the height of the supporting spring is ensured, and when the vehicle door is opened at a certain angle, the supporting block starts to act, and the supporting spring avoids friction between the spring and the vehicle door.
In a further embodiment, one end of the supporting block is arranged on a door frame of the cab, and the other end of the supporting block is an arc-shaped end;
in the closed state of the cab door, the arc-shaped end of the support block faces the cab door frame. Therefore, the friction between the spring and the vehicle door in the opening and closing process of the vehicle door is avoided, the friction area between the supporting block and the spring is reduced, the service life of the spring is prolonged, the replacement frequency of the spring is reduced, and the replacement cost is reduced.
In a further embodiment, the first spring mounting seat is mounted on one side of the first fixing plate, which is far away from the second fixing plate, and the second spring mounting seat is mounted on one side of the second fixing plate, which is far away from the first fixing plate; and screw holes matched with the first spring mounting seat and the second spring mounting seat are respectively formed in the first fixing plate and the second fixing plate.
In a further embodiment, the opposite side surfaces of the first spring mounting seat and the second spring mounting seat are respectively provided with a connecting ring; round cavities are respectively formed in the first fixing plate and the second fixing plate; and two ends of the spring respectively penetrate through the circular cavity to be connected with the connecting rings on the first spring mounting seat and the second spring mounting seat.
In a further embodiment, the circular cavity is adapted to the connection ring such that the connection ring can be received within the circular cavity.
In a further embodiment, the center line of the circular cavity is not coincident with the axial center line of the spring, so that the friction between the spring and the inner diameter wall of the circular cavity in a natural sagging state is reduced.
Has the advantages that: compared with the prior art, the utility model has the following advantage:
through the elastic tension structure designed by the utility model, the spring is utilized to assist in closing, and a driver does not need to leave a driving seat to close the door in the door closing process, so that time and labor are saved, and the excavating process and the driving experience are not influenced; secondly, a supporting block supporting spring is added in the elastic tension structure, so that the friction between the spring and the car door is avoided.
Drawings
Fig. 1 is a schematic view of the overall installation of the cab door closure assistance device of the present invention;
fig. 2 is an exploded view of the cab door closure assistance device of the present invention;
fig. 3 is a sectional view of the cab door closing assistance apparatus of the present invention;
FIG. 4 is an exploded view of a support block assembly in the cab door closure assistance device of the present invention;
fig. 5 is a partially installed schematic view of the cab door closing assistance apparatus of the present invention;
fig. 6 is a schematic view of the cab door closure assistance device of the present invention in a post-installation state 1 (door closed);
fig. 7 is a schematic view of the cab door closing assistance device of the present invention in a post-installation state 2 (door open 90 °);
fig. 8 is a schematic view of the cab door closing assistance device of the present invention in the post-installation state 3 (vehicle door fully open).
The figures are labeled as follows: the cab door frame 1, the cab door 2, the door inner handle 3, the cab door closing assisting device 4, a bolt 4a, a washer 4b, a first spring mounting seat 4c, a first fixing plate 4d, a spring 4e, a second fixing plate 4f, a second spring mounting seat 4g, a support assembly 4h, a support block 4h-1, a washer 4h-2 and a bolt 4 h-3.
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the following specific embodiments, but not limited thereto.
A cab door closure assistance apparatus 4 as shown in fig. 1 to 8 includes: the spring fixing device comprises a bolt 4a, a washer 4b, a first spring mounting seat 4c, a first fixing plate 4d, a spring 4e, a second fixing plate 4f, a second spring mounting seat 4g, a supporting assembly 4h, a supporting block 4h-1, a washer 4h-2 and a washer 4 h-3.
The first fixing plate 4d is fixedly installed on the cab door 2, the second fixing plate 4f is fixedly installed on the cab door frame 1 and is opposite to one side face of the first fixing plate 4d, the first spring installation seat 4c is fixedly installed on the first fixing plate 4d, the second spring installation seat 4g is fixedly installed on the second fixing plate 4f, the spring 4e is connected to the first spring installation seat 4c and the second spring installation seat 4g and is located between the first fixing plate 4d and the second fixing plate 4f, and the support assembly 4h is fixedly installed on the cab door frame 1 and is located on the side face of the spring 4 e;
the first fixing plate 4d and the second fixing plate 4f which are oppositely arranged in the embodiment are multiple groups, and the multiple groups are respectively positioned on different height positions.
The support assembly 4h includes: a supporting block 4h-1 with mounting holes at two ends, a gasket 4h-2 covering the mounting holes and a gasket 4h-3 fixed in the mounting holes by screw connection.
The thickness of the supporting block 4h-1 is smaller than the installation clearance between the cab door 2 and the cab door frame 1, the opening and closing of the vehicle door are not affected, the height of the supporting spring 4e is guaranteed, when the vehicle door is opened for a certain angle, the supporting block 4h-1 starts to act, and the supporting spring 4e avoids the friction between the spring 4e and the vehicle door.
The supporting block 4h-1 is arranged on the cab door frame 1, and the other end of the supporting block is an arc-shaped end;
when the cab door 2 is closed, the arc-shaped end of the supporting block 4h-1 faces the cab door frame 1; therefore, the friction between the spring 4e and the vehicle door is avoided, the friction area between the spring 4e and the vehicle door is reduced, the service life of the spring 4e is prolonged, the replacement frequency of the spring 4e is reduced, and the replacement cost is reduced.
The first spring mounting seat 4c is mounted on one side of the first fixing plate 4d, which is far away from the second fixing plate, and the second spring mounting seat 4g is mounted on one side of the second fixing plate 4f, which is far away from the first fixing plate 4 d; screw holes matched with the first spring installation seat 4c and the second spring installation seat 4g are respectively formed in the first fixing plate 4d and the second fixing plate 4f, and the first spring installation seat 4c is fixedly connected with the first fixing plate 4d through a bolt 4a and a gasket 4b, and the second spring installation seat 4g is fixedly connected with the second fixing plate 4 f.
The first spring mounting seat 4c and the second spring mounting seat 4g are provided with coupling rings on opposite side surfaces thereof, respectively.
Two ends of the spring 4e respectively penetrate through the circular cavity to be connected with connecting rings on the first spring mounting seat 4c and the second spring mounting seat 4 g; the round cavity is matched with the connecting ring, so that the connecting ring can be contained in the round cavity.
The central line of the circular cavity is not overlapped with the axial line of the spring 4e, so that the friction between the spring 4e and the inner diameter wall of the circular cavity in a natural sagging state is reduced.
The working principle is as follows:
after the vehicle door is opened, the spring 4e is gradually stretched to generate a pulling force, the arc-shaped end surface of the supporting block 4h-1 supports the spring 4e, when a driver presses a door closing switch, the vehicle door and the positioning lock are sucked to be invalid, the vehicle door is gradually closed under the action of the pulling force of the spring 4e, and after the vehicle door is closed to a certain degree, the driver can pull the handle 3 on the inner side of the door to close the vehicle door; in this scheme, the first stage: when the vehicle door just starts to be closed, the tension of the spring 4e is used as driving force; and a second stage: when the vehicle door is closed to a certain degree, when a driver pulls the handle 3 at the inner side of the door by hands, the pulling force of the driver is the main driving force, and the pulling force of the spring 4e is the auxiliary driving force; when the door is closed, the spring 4e is in a natural state and has no tension.
Through the utility model discloses an elastic tension structure utilizes spring 4 e's pulling force to come the helping hand and need not the driver to leave the driver seat and go to close the door, secondly increases supporting shoe 4h-1 supporting spring 4e in the elastic tension structure, avoids door switch in-process spring 4e and door friction to reduce supporting shoe 4h-1 and spring 4 e's friction area simultaneously, has prolonged spring 4 e's life, has reduced spring 4 e's change frequency, has reduced the change expense.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A cab door closure assistance device, comprising:
the cab spring mounting device comprises a first fixing plate fixedly mounted on a cab door, a second fixing plate fixedly mounted on a cab door frame and opposite to one side of the first fixing plate, a first spring mounting seat fixedly mounted on the first fixing plate, a second spring mounting seat fixedly mounted on the second fixing plate, a spring connected to the first spring mounting seat and the second spring mounting seat and located between the first fixing plate and the second fixing plate, and a support assembly fixedly mounted on the cab door frame and located on the side of the spring;
wherein, the relative first fixed plate and the second fixed plate that set up have the multiunit, and the multiunit is located not high position respectively.
2. The cab door closure assistance device of claim 1, wherein the support assembly comprises: the supporting block is provided with mounting holes at two ends, a gasket covered on the mounting holes and a bolt fixed in the mounting holes in a threaded manner.
3. The cab door closing assistance apparatus as claimed in claim 2, wherein the support block thickness is smaller than a mounting gap of the cab door and the cab door frame.
4. The cab door closing assistance device according to claim 2, wherein the support block has one end mounted to a cab door frame and the other end having an arc-shaped end;
in the closed state of the cab door, the arc-shaped end of the support block faces the cab door frame.
5. The cab door closing assistance device of claim 1, wherein the first spring mounting seat is mounted on a side of the first fixing plate facing away from the second fixing plate, and the second spring mounting seat is mounted on a side of the second fixing plate facing away from the first fixing plate; and screw holes matched with the first spring mounting seat and the second spring mounting seat are respectively formed in the first fixing plate and the second fixing plate.
6. The cab door closing assistance device of claim 5, wherein the first spring mounting seat and the second spring mounting seat are provided with connecting rings on opposite sides thereof, respectively; round cavities are respectively formed in the first fixing plate and the second fixing plate; and two ends of the spring respectively penetrate through the circular cavity to be connected with the connecting rings on the first spring mounting seat and the second spring mounting seat.
7. The cab door closure assistance device of claim 6, wherein the circular cavity is adapted to the attachment ring such that the attachment ring can be received within the circular cavity.
8. The cab door closing assistance device of claim 6, wherein a centerline of the circular cavity and a centerline of the spring are not coincident.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220226735.6U CN217151649U (en) | 2022-01-27 | 2022-01-27 | Auxiliary device is closed to driver's cabin door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220226735.6U CN217151649U (en) | 2022-01-27 | 2022-01-27 | Auxiliary device is closed to driver's cabin door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217151649U true CN217151649U (en) | 2022-08-09 |
Family
ID=82690341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220226735.6U Active CN217151649U (en) | 2022-01-27 | 2022-01-27 | Auxiliary device is closed to driver's cabin door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217151649U (en) |
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2022
- 2022-01-27 CN CN202220226735.6U patent/CN217151649U/en active Active
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