CN203780631U - Rear support of cab of freight car - Google Patents
Rear support of cab of freight car Download PDFInfo
- Publication number
- CN203780631U CN203780631U CN201420189698.1U CN201420189698U CN203780631U CN 203780631 U CN203780631 U CN 203780631U CN 201420189698 U CN201420189698 U CN 201420189698U CN 203780631 U CN203780631 U CN 203780631U
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- shaft
- rear support
- latch hook
- hinged seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a rear support of a cab of a freight car. The rear support comprises a rear support body. The rear support body comprises a mounting base and a main supporting shaft fixed to the mounting base. The rear support is characterized in that one end of the main supporting shaft is fixedly provided with a shock absorber in a hinged mode; the shock absorber comprises a shock absorber shaft, a shock absorber pressing cap and a buffering spring, the shock absorber pressing cap is arranged on the shock absorber shaft in a sliding mode, and the two ends of the buffering spring are limited between the shock absorber pressing cap and the shock absorber shaft. The rear support of the cab of the freight car has has the advantages that the rear support is reasonable in structure arrangement, stable and reliable in connection and good in shock absorbing and buffering effect; a rear latch hook can be opened and closed conveniently and flexibly, and the locking strength is high.
Description
Technical field
The utility model relates to a kind of lorry accessory, specifically refers to a kind of truck cab rear support.
Background technology
Existing truck cab is to be all generally installed on the crossbeam of lorry by rear support, in addition, on girder of truck, be all provided with the mechanisms such as oil cylinder, in the time that needs keep in repair parts such as motortruck engine, can, by the operator's compartment entirety jack-up of lorry, make it maintain rollover open mode.Wherein on rear support, be also provided with buckle, for truck cab is locked, but existing lorry rear support is relatively simple for structure, does not have buffering and damping effect, has affected the travelling comfort of operator's compartment.
Summary of the invention
The purpose of this utility model is the shortcoming and defect existing in order to overcome prior art, and provides a kind of structure to arrange rationally, good stability, and there is the truck cab rear support of damping, buffering effect.
For achieving the above object, the technical solution of the utility model is to include rear support, this rear support includes mount pad, is fixed on the main pivot shaft on mount pad, it is characterized in that: the hinged bumper that is fixedly installed in one end of described main pivot shaft, this bumper includes damper shaft slippage and is arranged at the bumper pressure cap on damper shaft, and two ends are limited in respectively the recoil spring between bumper pressure cap and damper shaft.
By this setting, at main pivot shaft mounting shock absorber, can realize thus the damping support to truck cab, damping, buffering is effective.
Further arrange is that the lower end of described damper shaft is provided with the hinged collar, on described main pivot shaft, be provided with the hinged seat with hinged collar adaptation, this hinged seat includes the hinged seat support plate of two parallel interval symmetries, on two described hinged seat support plates, be provided with coaxial hinged seat mutually and prop up plate hole, also include bearing pin, this bearing pin includes the spacing end cap that is positioned at head end, bearing pin body and be positioned at the bolt of tail end, described bearing pin is successively through hinged seat support plate, the hinged collar and another hinged seat support plate, on bolt on this bearing pin, be fixedly installed stop nut, this stop nut comprises nut body, on the inwall of the screw of this nut body, longitudinally offer along the hand of spiral straight trough that from shallow to deep cross section is arc, in described straight trough, be provided with the steel ball for coordinating with bolt clamping.
By this setting, utilize stop nut to lock the bolt on bearing pin, and the steel ball being provided with in stop nut can prevent that stop nut is loosening, thereby nut loosening while avoiding lorry to travel and the potential safety hazard brought, in addition, in the time needing repairing, only need to utilize the spanner of high-torque, steel ball is twisted to distortion, stop nut can be exited, easy to maintenance.
Further arrange is to be all socketed and to be provided with a pair of dish spring on the bearing pin body between two sides and two hinged seat support plates of the described hinged collar.By this setting, keep the axial buffer to the hinged collar by dish spring, improve the stability of its assembling.
Further arranging is also to include rear latch hook, this rear latch hook includes latch hook support, in latch hook support, be fixedly installed inner fixed stand, on described inner fixed stand, be provided with the adapter plate of two interval symmetries that are parallel to each other, in between these two adapter plates, be fixedly installed two the first anchor shafts that are parallel to each other and the second anchor shaft, on the first described anchor shaft, interlock is fixedly installed the first dead bolt, on the second described anchor shaft, rotate and be provided with the second dead bolt, on this first anchor shaft, be fixed by socket the first torsion spring, the outer end withstand effect of this first torsion spring is on inner fixed stand, on the second described anchor shaft, be fixed by socket the second torsion spring, the outer end of this second torsion spring acts on the second dead bolt, on the first described dead bolt, be provided with the first inner groovy, on the lower end profile of relative the first inner groovy of this first dead bolt, be provided with the first arcuate guide wall, on the second described dead bolt, be provided with and the first arcuate guide wall of the first dead bolt the second arcuate guide wall coordinating that leads, on this second dead bolt, the outer end of relative the second arcuate guide wall is provided with the second inner groovy, this second inner groovy forms anchor ear district in the time that the two is relative with the first inner groovy, the bottom pushing tow of relative the second dead bolt of described inner fixed stand is provided with the hydraulic piston contrary with the second torsion spring force direction of the second dead bolt, on described latch hook support, be provided with the latch hook supporting plate of two opposing parallel interval symmetries, between the corner, front and back of these two latch hook supporting plates, be all fixedly installed latch hook anchor shaft is installed, these two latch hooks are installed anchor shaft and are fixedly connected with the outer end of main pivot shaft and the outer end of bumper respectively.By this setting, it is flexible that this rear latch hook has conveniently opening and closing, the good effect of locking intensity.
In sum, the utility model has the advantages that: structure arranges rationally, connect reliable and stablely, damping, buffering is effective, and rear latch hook conveniently opening and closing is flexible, and locking intensity is good.
Below in conjunction with specification drawings and specific embodiments, the utility model is described further.
Brief description of the drawings
Fig. 1 the utility model detailed description of the invention block diagram;
Fig. 2 the utility model local structure exploded drawings;
Latch hook block diagram after the concrete mode of Fig. 3 the utility model;
Latch hook structure exploded drawings after Fig. 4 the utility model detailed description of the invention;
Fig. 5 the first dead bolt and the second dead bolt coordinate schematic diagram;
Fig. 6 the present embodiment stop nut structural representation.
Detailed description of the invention
Below by embodiment, the utility model is specifically described, only for the utility model is further described, can not be interpreted as the restriction to the utility model protection domain.
Detailed description of the invention of the present utility model as shown in Fig. 1-6, include rear support, this rear support includes mount pad 1, is fixed on the main pivot shaft 2 on mount pad, the hinged bumper 3 that is fixedly installed in one end of described main pivot shaft, this bumper includes damper shaft 31, slippage is arranged at the bumper pressure cap 32 on damper shaft 31, and two ends are limited in respectively the recoil spring 33 between bumper pressure cap 32 and damper shaft 31.
The lower end of the damper shaft 31 described in the present embodiment is provided with the hinged collar 311, on described main pivot shaft 2, be provided with the hinged seat 21 with the hinged collar 311 adaptations, this hinged seat 21 includes the hinged seat support plate 211 of two parallel interval symmetries, on two described hinged seat support plates 211, be provided with coaxial hinged seat mutually and prop up plate hole 2111, also include bearing pin 22, this bearing pin 22 includes the spacing end cap 221 that is positioned at head end, bearing pin body 222 and be positioned at the bolt 223 of tail end, described bearing pin 22 is successively through hinged seat support plate, the hinged collar 311 and another hinged seat support plate, on bolt 223 on this bearing pin, be fixedly installed stop nut 23, this stop nut 23 comprises nut body, on the inwall of the screw of this nut body, longitudinally offer along the hand of spiral straight trough 231 that from shallow to deep cross section is arc, in described straight trough, be provided with the steel ball 232 for coordinating with bolt clamping.In addition, on the bearing pin body between the two sides of the hinged collar 311 described in the present embodiment and two hinged seat support plates 21, all socket is provided with a pair of dish spring 25.
In addition, the present embodiment also includes rear latch hook 4, this rear latch hook 4 includes latch hook support 41, in latch hook support, be fixedly installed inner fixed stand 42, on described inner fixed stand 42, be provided with the adapter plate 421 of two interval symmetries that are parallel to each other, in between these two adapter plates 421, be fixedly installed two the first anchor shafts 422 that are parallel to each other and the second anchor shaft 423, on the first described anchor shaft 422, interlock is fixedly installed the first dead bolt 43, on the second described anchor shaft 423, rotate and be provided with the second dead bolt 44, on this first anchor shaft 422, be fixed by socket the first torsion spring 4221, outer end 4222 withstand effects of this first torsion spring 4221 are on inner fixed stand 42, on the second described anchor shaft 423, be fixed by socket the second torsion spring 4231, the outer end 4232 of this second torsion spring acts on the second dead bolt 44, on the first described dead bolt 43, be provided with the first inner groovy 431, on the lower end profile of relative the first inner groovy 431 of this first dead bolt 43, be provided with the first arcuate guide wall 432, on the second described dead bolt 44, be provided with and the first arcuate guide wall 432 of the first dead bolt the second arcuate guide wall 441 coordinating that leads, on this second dead bolt, the outer end of relative the second arcuate guide wall is provided with the second inner groovy 442, this second inner groovy 442 forms anchor ear district with the first inner groovy 431 in the time that the two is relative, for the lock shaft on the fixing operator's compartment of anchor ear, the bottom pushing tow of relative the second dead bolt 44 of described inner fixed stand 42 is provided with the hydraulic piston 45 contrary with the second torsion spring force direction of the second dead bolt.
In addition, on the latch hook support 41 described in the present embodiment, be provided with the latch hook supporting plate 411 of two opposing parallel interval symmetries, between two corners of these two latch hook supporting plates, be all fixedly installed latch hook anchor shaft 412 is installed.These two latch hooks are installed anchor shaft 412 and are fixedly connected with the outer end of bumper 3 with the outer end of main pivot shaft 2 respectively.
Claims (4)
1. a truck cab rear support, include rear support, this rear support includes mount pad, is fixed on the main pivot shaft on mount pad, it is characterized in that: the hinged bumper that is fixedly installed in one end of described main pivot shaft, this bumper includes damper shaft slippage and is arranged at the bumper pressure cap on damper shaft, and two ends are limited in respectively the recoil spring between bumper pressure cap and damper shaft.
2. a kind of truck cab rear support according to claim 1, it is characterized in that: the lower end of described damper shaft is provided with the hinged collar, on described main pivot shaft, be provided with the hinged seat with hinged collar adaptation, this hinged seat includes the hinged seat support plate of two parallel interval symmetries, on two described hinged seat support plates, be provided with coaxial hinged seat mutually and prop up plate hole, also include bearing pin, this bearing pin includes the spacing end cap that is positioned at head end, bearing pin body and be positioned at the bolt of tail end, described bearing pin is successively through hinged seat support plate, the hinged collar and another hinged seat support plate, on bolt on this bearing pin, be fixedly installed stop nut, this stop nut comprises nut body, on the inwall of the screw of this nut body, longitudinally offer along the hand of spiral straight trough that from shallow to deep cross section is arc, in described straight trough, be provided with the steel ball for coordinating with bolt clamping.
3. a kind of truck cab rear support according to claim 2, is characterized in that: on the bearing pin body between the two sides of the described hinged collar and two hinged seat support plates, all socket is provided with a pair of dish spring.
4. truck cab rear support according to claim 3, it is characterized in that: also include rear latch hook, this rear latch hook includes latch hook support, in latch hook support, be fixedly installed inner fixed stand, on described inner fixed stand, be provided with the adapter plate of two interval symmetries that are parallel to each other, in between these two adapter plates, be fixedly installed two the first anchor shafts that are parallel to each other and the second anchor shaft, on the first described anchor shaft, interlock is fixedly installed the first dead bolt, on the second described anchor shaft, rotate and be provided with the second dead bolt, on this first anchor shaft, be fixed by socket the first torsion spring, the outer end withstand effect of this first torsion spring is on inner fixed stand, on the second described anchor shaft, be fixed by socket the second torsion spring, the outer end of this second torsion spring acts on the second dead bolt, on the first described dead bolt, be provided with the first inner groovy, on the lower end profile of relative the first inner groovy of this first dead bolt, be provided with the first arcuate guide wall, on the second described dead bolt, be provided with and the first arcuate guide wall of the first dead bolt the second arcuate guide wall coordinating that leads, on this second dead bolt, the outer end of relative the second arcuate guide wall is provided with the second inner groovy, this second inner groovy forms anchor ear district in the time that the two is relative with the first inner groovy, the bottom pushing tow of relative the second dead bolt of described inner fixed stand is provided with the hydraulic piston contrary with the second torsion spring force direction of the second dead bolt, on described latch hook support, be provided with the latch hook supporting plate of two opposing parallel interval symmetries, between the corner, front and back of these two latch hook supporting plates, be all fixedly installed latch hook anchor shaft is installed, these two latch hooks are installed anchor shaft and are fixedly connected with the outer end of main pivot shaft and the outer end of bumper respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189698.1U CN203780631U (en) | 2014-04-17 | 2014-04-17 | Rear support of cab of freight car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189698.1U CN203780631U (en) | 2014-04-17 | 2014-04-17 | Rear support of cab of freight car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780631U true CN203780631U (en) | 2014-08-20 |
Family
ID=51316843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420189698.1U Expired - Fee Related CN203780631U (en) | 2014-04-17 | 2014-04-17 | Rear support of cab of freight car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780631U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963854A (en) * | 2014-04-17 | 2014-08-06 | 陕西汽车集团温州云顶汽车有限公司 | Truck cab rear support |
| CN104401411A (en) * | 2014-10-30 | 2015-03-11 | 广西银钢南益制造有限公司 | Carriage limiting and buffering device |
-
2014
- 2014-04-17 CN CN201420189698.1U patent/CN203780631U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963854A (en) * | 2014-04-17 | 2014-08-06 | 陕西汽车集团温州云顶汽车有限公司 | Truck cab rear support |
| CN103963854B (en) * | 2014-04-17 | 2016-09-14 | 浙江云沃环卫设备有限公司 | Truck cab rear support |
| CN104401411A (en) * | 2014-10-30 | 2015-03-11 | 广西银钢南益制造有限公司 | Carriage limiting and buffering device |
| CN104401411B (en) * | 2014-10-30 | 2016-07-20 | 广西银钢南益制造有限公司 | Compartment limit damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150417 |
|
| EXPY | Termination of patent right or utility model |