CN213083311U - Front inner roof structure of passenger car - Google Patents
Front inner roof structure of passenger car Download PDFInfo
- Publication number
- CN213083311U CN213083311U CN202022041669.9U CN202022041669U CN213083311U CN 213083311 U CN213083311 U CN 213083311U CN 202022041669 U CN202022041669 U CN 202022041669U CN 213083311 U CN213083311 U CN 213083311U
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- Prior art keywords
- lock
- front inner
- roof structure
- access cover
- access
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Abstract
The utility model relates to a top structure in front of passenger train, including preceding top main part and access cover in, preceding top main part fixed mounting is on automobile body side eaves frame in, the access window has been seted up in the preceding top main part in, the access cover is used for opening and shutting the access window, the bottom of access cover is connected along the wall under can overturning with the access window through the hinge, the top of access cover is connected along the wall detachably through at least one locking device and access window's last. The front inner roof structure of the passenger car is reasonable in design, high in structural strength and durable.
Description
Technical Field
The utility model particularly relates to a top structure in front of passenger train.
Background
With the improvement of living standard, the frequency of people's trip is higher and higher, and the passenger train is one of people's trip tool of trip preference. And one half of the inner top of the front car of the passenger car is provided with the maintenance cover, so that the maintenance of the inner top line and the electric appliance of the car body by technicians is facilitated. In the roof structure in the current like passenger train in the existing market, for the convenience of overhauling and using, most of them adopt the exposed installation mode to connect and fix, the installation mode like this influences the integral aesthetic measure of the passenger train to a certain extent, and the integral structural strength is relatively poor.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of prior art, the utility model aims to solve the technical problem that an interior roof structure before passenger train that structural strength is high is provided.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a top structure in passenger train before, includes preceding top main part and access cover in, preceding top main part fixed mounting is on automobile body side eaves frame, the access window has been seted up in the preceding top main part, the access cover is used for opening and shutting the access window, the bottom of access cover is connected with the lower wall of access window through the hinge with overturning, the top of access cover is connected with the last wall of access window along wall detachably through at least one locking device, the pre-buried first metal frame that has in bottom of access cover, pre-buried second metal frame that is in same water flat line with first metal frame in the preceding top main part, the both sides of hinge are respectively through rivet fixed mounting on the metal frame that corresponds.
Further, the front inner top main body and the access cover are both made of PU foaming plates.
Furthermore, at least one aluminum profile for installing the lock device is embedded in the access cover.
Furthermore, the lock device comprises a fixed lock sleeve, a lock head, a rotary lock sleeve, a lock pin and a lock tongue, wherein an installation cavity through which the upper end face and the lower end face penetrate is formed in the middle of the fixed lock sleeve, the lock head is rotatably installed on the upper portion in the installation cavity, the rotary lock sleeve is fixedly installed at the bottom of the lock head and located in the installation cavity, the top of the lock pin is inserted into the rotary lock sleeve from bottom to top, and one end of the lock tongue is fixedly installed at the bottom of the lock pin.
Furthermore, one end of the lock tongue is provided with a through hole for a bolt to pass through, the bottom of the lock pin is provided with a threaded hole with a downward opening, and the threaded part of the bolt penetrates through the lock tongue and then is locked in the threaded hole.
Furthermore, a locking gasket is arranged between the bolt and the lock tongue, one end of the locking gasket extends upwards to form a bend, a clamping hook extending towards the lock pin is arranged at the bent end, and a clamping groove for clamping the clamping hook is formed in the outer side wall of the lock pin.
Furthermore, a first annular groove is formed in the inner side wall of the installation cavity of the fixed lock sleeve, a second annular groove corresponding to the first annular groove is formed in the outer edge side wall of the lock head, and a limiting clamp spring is embedded between the first annular groove and the second annular groove.
Furthermore, the rotary lock sleeve and the lock pin are fixed together through a pin shaft.
Furthermore, the outer edge wall of the fixed lock sleeve is sleeved with a mounting plate, and the mounting plate is provided with at least one positioning hole.
Compared with the prior art, the utility model discloses following beneficial effect has: this interior top structure before passenger train passes through the hinge bottom of access cover and can overturn ground and the lower wall connection of access window, top and the last wall along of access window that will access cover through the locking device are connected detachablely, realize opening and shutting of access cover to the access window, convenient maintenance, the metal frame of pre-buried installation usefulness in advance on access cover and the preceding interior top main part, the installation of hinge and locking device has been made things convenient for, the structural strength of access cover and preceding interior top main part has been promoted, the whole pleasing to the eye degree on the top in the passenger train before having promoted, overall structure reasonable in design, structural strength is high, and is durable.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of a partial structure according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a partial structure according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a lock device according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a lock pin according to an embodiment of the present invention.
Fig. 6 is a schematic structural view of the fixed lock sleeve according to the embodiment of the present invention.
Fig. 7 is a top view of a lock device according to an embodiment of the present invention.
The labels in the figure are: 1. fixing a lock sleeve; 2. a lock head; 3. rotating the lock sleeve; 4. a lock pin; 5. a latch bolt; 6. a mounting cavity; 7. a bolt; 8. a threaded hole; 9. a lock washer; 10. bending; 11. a hook; 12. a card slot; 13. a first annular groove; 14. a second annular groove; 15. a clamp spring; 16. a pin shaft; 17. mounting a plate; 18. positioning holes; 21. a front inner top body; 22. an access cover; 23. an inspection window; 24. a hinge; 25. a lock device; 26. a first metal frame; 27. a second metal frame; 28. riveting; 29. an aluminum profile.
Detailed Description
In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 to 7, a passenger car front inner roof structure includes a front inner roof main body 21 and an access cover 22, the front inner roof main body 21 is fixedly mounted on a side eaves frame of a car body, an access window 23 is opened on the front inner roof main body 21, the access cover 22 is used for opening and closing the access window 3, the bottom of the access cover 22 is connected with a lower edge wall of the access window 23 through a hinge 24 in a turnable manner, the top of the access cover 22 is detachably connected with an upper edge wall of the access window 23 through at least one lock device 25, a first metal frame 26 is embedded in the bottom of the access cover 22, a second metal frame 27 which is located on the same horizontal line with the first metal frame 26 is embedded in the front inner roof main body 21, and two sides of the hinge 24 are respectively fixedly mounted on corresponding metal frames through rivets 28.
In the present embodiment, the front inner top body 21 and the access cover 22 are both made of a PU foam board.
In this embodiment, at least one aluminum profile 29 for installing the lock device 25 is embedded in the access cover 22, and the aluminum profile also serves as a reinforcing structure, and the aluminum profile for reinforcing structure is embedded in the front inner top main body 21.
In this embodiment, the lock device 25 includes a fixed lock sleeve 1, a lock head 2, a rotary lock sleeve 3, a lock pin 4 and a lock pin 5, an installation cavity 6 through which the upper and lower end surfaces penetrate is formed in the middle of the fixed lock sleeve 1, a direction mark of a switch is carved on the upper end surface of the fixed lock sleeve 1, the lock head 2 is rotatably installed on the upper portion of the installation cavity 6, the rotary lock sleeve 3 is fixedly installed at the bottom of the lock head 2 and located in the installation cavity 6, a clamping block extends from the top of the rotary lock sleeve 3, the rotary lock sleeve 3 is connected with the lock head 2 through the clamping block, the cross section of the head of the lock head 2 can be triangular or quadrangular, the top of the lock pin 4 is inserted into the rotary lock sleeve 3 from bottom to top, and one end of the lock pin 5 is fixedly installed at the bottom of the lock pin 4.
In this embodiment, one end of the lock tongue 5 is provided with a through hole for passing a bolt 7, the bottom of the lock pin 4 is provided with a threaded hole 8 with a downward opening, and a threaded portion of the bolt 7 passes through the lock tongue 5 and is locked in the threaded hole 8.
In this embodiment, be provided with locking gasket 9 between bolt 7 and the spring bolt 5, the one end of locking gasket 9 upwards extends and forms bend 10, the tip of bending 10 is provided with the pothook 11 that extends to lockpin 4, set up the draw-in groove 12 that supplies pothook 11 card to go into on the lateral wall of lockpin 4, can stabilize bolt 7, avoid the shake of driving process because bolt 7 is too loose, can't fasten spring bolt 5 and the condition of the lock of switch.
In this embodiment, a first annular groove 13 is formed in the inner side wall of the mounting cavity 6 of the fixed lock sleeve 1, a second annular groove 14 corresponding to the first annular groove 13 is formed in the outer edge side wall of the lock head 2, and a limit snap spring 15 is embedded between the first annular groove 13 and the second annular groove 14.
In this embodiment, the rotary lock sleeve 3 and the lock pin 4 are fixed together by a pin 16.
In this embodiment, the outer edge wall of fixed lock sleeve 1 is gone up the cover and is established and be fixed with mounting panel 17, at least one locating hole 18 has been seted up on mounting panel 17, conveniently fixes the locking device to in the pre-buried aluminium alloy.
This interior top structure before passenger train passes through the hinge with the bottom of access cover 22 and can overturn ground and the lower wall connection of access window 23, the top of access cover 22 and the last wall connection of access window 23 can be connected along the wall detachablely through lock device 25, realize the opening and shutting of access cover 22 to access window 23, convenient maintenance, the metal frame of pre-buried installation usefulness on access cover 23 and preceding interior top main part 21 in advance, the installation of hinge 24 and lock device 25 has been made things convenient for, the structural strength of access cover 22 and preceding interior top main part 21 has been promoted, the whole pleasing to the eye degree on top before having promoted the passenger train, overall structure reasonable in design, structural strength is high, and is durable.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art should not depart from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the scope of the present invention.
Claims (9)
1. The utility model provides a roof structure in front of passenger train which characterized in that: the automobile maintenance cover comprises a front inner top main body and an access cover, wherein the front inner top main body is fixedly arranged on a lateral eaves frame of an automobile body, an access window is formed in the front inner top main body, the access cover is used for opening and closing the access window, the bottom of the access cover is connected with the lower edge wall of the access window in a turnover mode through a hinge, and the top of the access cover is detachably connected with the upper edge wall of the access window through at least one lock device;
the bottom of the access cover is pre-embedded with a first metal frame, the front inner top main body is pre-embedded with a second metal frame which is positioned on the same horizontal line with the first metal frame, and two sides of the hinge are fixedly arranged on the corresponding metal frames through rivets respectively.
2. The passenger vehicle front inner roof structure of claim 1, wherein: the front inner top main body and the access cover are both made of PU foaming plates.
3. The passenger vehicle front inner roof structure of claim 1, wherein: at least one aluminum profile used for installing the lock device is pre-embedded in the overhaul cover.
4. The passenger vehicle front inner roof structure of claim 1, wherein: the lock device comprises a fixed lock sleeve, a lock head, a rotary lock sleeve, a lock pin and a lock tongue, wherein an installation cavity with a through upper end surface and a through lower end surface is formed in the middle of the fixed lock sleeve, the lock head is rotatably installed on the upper portion in the installation cavity, the rotary lock sleeve is fixedly installed at the bottom of the lock head and located in the installation cavity, the top of the lock pin is inserted into the rotary lock sleeve from bottom to top, and one end of the lock tongue is fixedly installed at the bottom of the lock pin.
5. The passenger vehicle front inner roof structure of claim 4, wherein: one end of the lock tongue is provided with a through hole for a bolt to pass through, the bottom of the lock pin is provided with a threaded hole with a downward opening, and the threaded part of the bolt penetrates through the lock tongue and then is locked in the threaded hole.
6. The passenger vehicle front inner roof structure of claim 5, wherein: the bolt is characterized in that a locking gasket is arranged between the bolt and the lock tongue, one end of the locking gasket extends upwards to form a bend, a clamping hook extending towards the lock pin is arranged at the bent end, and a clamping groove for clamping the clamping hook is formed in the outer side wall of the lock pin.
7. The passenger vehicle front inner roof structure of claim 4, wherein: the inner side wall of the installation cavity of the fixed lock sleeve is provided with a first annular groove, the outer edge side wall of the lock head is provided with a second annular groove corresponding to the first annular groove, and a limiting snap spring is embedded between the first annular groove and the second annular groove.
8. The passenger vehicle front inner roof structure of claim 4, wherein: the rotary lock sleeve and the lock pin are fixed together through a pin shaft.
9. The passenger vehicle front inner roof structure of claim 4, wherein: the outer edge wall of the fixed lock sleeve is sleeved with and fixed with a mounting plate, and the mounting plate is provided with at least one positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041669.9U CN213083311U (en) | 2020-09-17 | 2020-09-17 | Front inner roof structure of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041669.9U CN213083311U (en) | 2020-09-17 | 2020-09-17 | Front inner roof structure of passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213083311U true CN213083311U (en) | 2021-04-30 |
Family
ID=75612435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022041669.9U Expired - Fee Related CN213083311U (en) | 2020-09-17 | 2020-09-17 | Front inner roof structure of passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213083311U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117799542A (en) * | 2024-02-29 | 2024-04-02 | 南京金龙客车制造有限公司 | Inner roof mechanism and vehicle |
| CN117799542B (en) * | 2024-02-29 | 2024-10-22 | 南京金龙客车制造有限公司 | Inner roof mechanism and vehicle |
-
2020
- 2020-09-17 CN CN202022041669.9U patent/CN213083311U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117799542A (en) * | 2024-02-29 | 2024-04-02 | 南京金龙客车制造有限公司 | Inner roof mechanism and vehicle |
| CN117799542B (en) * | 2024-02-29 | 2024-10-22 | 南京金龙客车制造有限公司 | Inner roof mechanism and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210430 |