CN203593170U - Single-joint boxcar rear tow hook device - Google Patents
Single-joint boxcar rear tow hook device Download PDFInfo
- Publication number
- CN203593170U CN203593170U CN201320632308.9U CN201320632308U CN203593170U CN 203593170 U CN203593170 U CN 203593170U CN 201320632308 U CN201320632308 U CN 201320632308U CN 203593170 U CN203593170 U CN 203593170U
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- CN
- China
- Prior art keywords
- towing device
- hook
- pin
- boxcar
- utility
- 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 relates to a single-joint boxcar rear tow hook device. The device is characterized in that the device comprises a handle ring, a lining fixed on the handle ring, and a pin passing through the whole device; an upper fixing plate is arranged in the middle of the pin; a position limiting sleeve is arranged on two sides of the pin; the device further comprises a vertical plate and a bottom plate; and the vertical plate is arranged under the upper fixing plate. The beneficial effects are that 1) the whole device is simple in structure, low in production cost, small in size, easy to maintain and operate, and reliable in working; 2) the device avoids using spring parts in structures in the prior art, and solves the technical problems in the prior art smartly through the pin and cooperation between the pin and the upper fixing plate; and 3) the device is easy to install, reduced in cost, and convenient for use.
Description
Technical field
The utility model relates to a kind of hook-towing device, relates in particular to and singly connects hook-towing device after boxcar, belongs to the surface facility field of air equipment.
Background technology
In prior art, singly connect after boxcar hook-towing device complicated and unstable, the problem often occurring is to use after a period of time, and spring has lost elasticity, this structural repair more complicated, and need whole parts entirety to replace when maintenance, maintenance cost is higher.Therefore, a kind of new technical scheme of exigence solves above-mentioned technical matters.
Summary of the invention
The utility model is just for the technical matters existing in prior art, and a kind of simple in structure, easy to operate case that singly connects is provided
Hook-towing device after car, this singly connects hook-towing device simplicity of design after boxcar, easy to operate, uses safety.
To achieve these goals, the technical solution of the utility model is as follows, singly connect hook-towing device after boxcar, it is characterized in that, described hook-towing device comprises handle ring, is fixed on the lining on handle ring, runs through the whole bearing pin that drags ditch device, the middle part of described bearing pin is provided with upper mounted plate, and the both sides of described bearing pin are provided with stop collar.
As a kind of improvement of the present utility model, described in drag ditch device also to comprise riser and base plate, described riser is arranged on below upper mounted plate.
As a kind of improvement of the present utility model, on fixed plate, be provided with brace panel and safety block.
As a kind of improvement of the present utility model, described in drag ditch device also to comprise groove plectane, on described groove plectane, be provided with opening, be used for regulating the position that insurance is fast.
1), whole apparatus structure is simple with respect to prior art, the beneficial effects of the utility model are as follows:, cost is low; Volume is little, maintenance operation is convenient, reliable operation; 2) this drags ditch device to be avoided using the spring members of existing structure, by cooperatively interacting of bearing pin and upper mounted plate, has solved cleverly the technical matters existing in prior art; 3) be convenient to install cost, easy to use.
Accompanying drawing explanation
Fig. 1 is the utility model integral structure schematic diagram;
In figure: 1. handle ring 2. lining 3. bearing pin 4. groove plectane 5. stop collar 6. upper mounted plate 7. brace panel 8. safety block 9. base plate 10. risers.
The specific embodiment
In order to deepen, to understanding and cognition of the present utility model, below in conjunction with the drawings and specific embodiments, the utility model to be made further instructions and introduced.
embodiment 1:
Referring to Fig. 1, one singly connects hook-towing device after boxcar, and described hook-towing device comprises handle ring 1, be fixed on the lining 2 on handle ring 1, run through the whole bearing pin 3 that drags ditch device, the middle part of described bearing pin 3 is provided with upper mounted plate 6, and the both sides of described bearing pin 3 are provided with stop collar 5.
embodiment 2:
Referring to Fig. 1, as a kind of improvement of the present utility model, described in drag ditch device also to comprise riser 10 and base plate 9, described riser is arranged on below upper mounted plate.All the other structures and advantage are identical with embodiment 1.
embodiment 3:
Referring to Fig. 1, as a kind of improvement of the present utility model, on fixed plate, be provided with brace panel 7 and safety block 8.All the other structures and advantage are identical with embodiment 1.
embodiment 4:
Referring to Fig. 1, as a kind of improvement of the present utility model, described in drag ditch device also to comprise groove plectane 4, on described groove plectane 4, be provided with opening, be used for regulating the position that insurance is fast.When concrete use, handle ring 1 connects bearing pin 3, forwards handle ring to and just can forward bearing pin to, and bearing pin link slot plectane 4, has opening on groove plectane 4, and rotation slot plectane 4 can regulate the position of opening and insurance fast 8; Thereby the locking state of trip mechanism after guaranteeing.All the other structures and advantage are identical with embodiment 1.
The utility model can also be combined to form new embodiment by least one and embodiment 1 in technical characterictic described in embodiment 2,3,4.
It should be noted that above-described embodiment is only preferred embodiment of the present utility model; be not used for limiting protection domain of the present utility model; being equal to replacement or substituting of having done on the basis of the above all belongs to protection domain of the present utility model, and protection domain of the present utility model is as the criterion with claims.
Claims (4)
1. singly connect hook-towing device after boxcar, it is characterized in that, described hook-towing device comprises handle ring, is fixed on the lining on handle ring, runs through the bearing pin of whole hook-towing device, and the middle part of described bearing pin is provided with upper mounted plate, and the both sides of described bearing pin are provided with stop collar.
2. according to claim 1ly singly connect hook-towing device after boxcar, it is characterized in that, described hook-towing device also comprises riser and base plate, and described riser is arranged on below upper mounted plate.
3. according to claim 1ly singly connect hook-towing device after boxcar, it is characterized in that, on fixed plate, be provided with brace panel and safety block.
4. according to claim 3ly singly connect hook-towing device after boxcar, it is characterized in that, described hook-towing device also comprises groove plectane, on described groove plectane, is provided with opening, is used for regulating the position of safety block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320632308.9U CN203593170U (en) | 2013-10-14 | 2013-10-14 | Single-joint boxcar rear tow hook device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320632308.9U CN203593170U (en) | 2013-10-14 | 2013-10-14 | Single-joint boxcar rear tow hook device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203593170U true CN203593170U (en) | 2014-05-14 |
Family
ID=50674073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320632308.9U Expired - Fee Related CN203593170U (en) | 2013-10-14 | 2013-10-14 | Single-joint boxcar rear tow hook device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203593170U (en) |
-
2013
- 2013-10-14 CN CN201320632308.9U patent/CN203593170U/en not_active Expired - Fee Related
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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: 20140514 Termination date: 20141014 |
|
| EXPY | Termination of patent right or utility model |