CN113928364B - Bolt type tail hook for vehicle - Google Patents
Bolt type tail hook for vehicle Download PDFInfo
- Publication number
- CN113928364B CN113928364B CN202111299952.4A CN202111299952A CN113928364B CN 113928364 B CN113928364 B CN 113928364B CN 202111299952 A CN202111299952 A CN 202111299952A CN 113928364 B CN113928364 B CN 113928364B
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- CN
- China
- Prior art keywords
- hook
- connecting piece
- limiting
- tail
- screw rod
- 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.)
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Links
- 230000000903 blocking effect Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H7/00—Brakes with braking members co-operating with the track
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention provides a plug-in type tail hook for a vehicle, which comprises: the device comprises a hook cross beam, a screw rod connecting piece, a hook head connecting piece and a wear-resistant buffer spring; the hook beam is fixed at the lower part of the vehicle, the hook beam is directly or indirectly fixed with a mounting frame, the mounting frame is hinged with a limiting rod assembly, a tension spring is connected between the mounting frame and the limiting rod assembly, a first limiting pin is arranged on the mounting frame, a guide piece is arranged at the lower side of the limiting rod assembly, a first arc limiting long hole is arranged on the guide piece, and the first limiting pin stretches into the first arc limiting long hole; one end of the screw rod connecting piece is connected with a rotating piece, the rotating piece is directly or indirectly assembled in the middle of the hook cross beam in a swinging way, and the tail end of the limiting rod assembly is lapped on the screw rod connecting piece, so that the screw rod connecting piece has a downward swinging trend; the hook head connecting piece is connected to the screw rod connecting piece, the other end of the hook head connecting piece is axially and rotationally connected with a hook head, a tail hook fixing ring is arranged on the hook head, and a torsion spring is arranged between the hook head connecting piece and the tail hook fixing ring.
Description
Technical Field
The invention belongs to the field of vehicle blocking, and particularly relates to a plug-pin type tail hook for a vehicle.
Background
The tail hook is mainly used in a vehicle blocking system and is generally installed on a girder of a vehicle and close to the tail of the vehicle. When the vehicle runs for a certain reason, the tail hook falls down and the blocking rope in the roadway is controlled to be lifted, so that the tail hook hooks the blocking rope, and the blocking rope is connected with the buffer energy absorber, so that the vehicle stops due to the fact that the impact energy of the vehicle in the descending direction is absorbed, and the effect of protecting the vehicle and personnel on the vehicle is achieved. But in practical application, the tail hook can rebound when contacting with the convex part of the road surface due to uneven road surface, so that continuous collision sound is generated, and the effect of the hook is affected.
Disclosure of Invention
The present invention proposes a latch-type tail hook for a vehicle for overcoming the above-mentioned problems or at least partially solving or alleviating them.
A latch-type tail hook for a vehicle, comprising:
Couple crossbeam, couple crossbeam is fixed in the lower part of vehicle, direct or indirect being fixed with the mounting bracket on the couple crossbeam, articulated on the mounting bracket have the gag lever post subassembly, the mounting bracket with be connected with the extension spring between the gag lever post subassembly, be provided with first spacer pin on the mounting bracket, the downside of gag lever post subassembly is provided with the guide blade, be provided with first arc spacing slot hole on the guide blade, the spacer pin stretches into first arc spacing slot hole.
The screw rod connecting piece is connected with one end of the screw rod connecting piece, the rotating piece is sleeved in the middle of the hook cross beam in a rotating mode, and the tail end of the limiting rod assembly is lapped on the screw rod connecting piece, so that the screw rod connecting piece has a downward swinging trend;
The hook head connecting piece, the hook head connecting piece is connected on the lead screw connecting piece, the other end axial rotation of hook head connecting piece is connected with the couple head, be provided with the fixed ring of tail hook on the couple head, the hook head connecting piece with be provided with the torsional spring between the fixed ring of tail hook.
The plug-in tail hook for a vehicle of the present invention also has the following optional features.
Optionally, a crank is arranged at one end of a pin shaft hinged with the mounting frame by the limiting rod assembly, and the tension spring is connected between the crank and the mounting frame.
Optionally, the end connection of gag lever post subassembly has adjusting screw, the both sides at the middle part of lead screw connecting piece are provided with the strap that outwards stretches out, adjusting screw takes on the strap.
Optionally, the end of the screw rod connecting piece is provided with a hinging seat, the hook connecting piece is hinged on the hinging seat, the upper side of the middle part of the screw rod connecting piece is connected with an elastic plate, and the outer end of the elastic plate is pressed on the hook connecting piece.
Optionally, a second limiting pin is arranged on the hinge seat, a second arc limiting long hole is arranged on the hook head connecting piece, and the second limiting pin penetrates through the second arc limiting long hole.
Optionally, the outer end of the hook head connecting piece is provided with an axial rod, the root of the hook head is sleeved at the tail end of the axial rod in a penetrating way, a radial rod is vertically arranged on the tail end of the axial rod, and a 90-degree positioning pin hole and a horizontal positioning pin hole are formed in the side wall of the tail end of the axial rod.
Optionally, a 90 ° positioning spring pin and a release spring pin are disposed on the hook head, the 90 ° positioning spring pin corresponds to the 90 ° positioning pin hole, and the release spring pin corresponds to the horizontal positioning pin hole.
Optionally, a wear-resistant buffer spring is connected to the hook tip of the hook head, and the other end of the wear-resistant buffer spring is connected to the wear-resistant buffer head.
Optionally, the both ends of couple crossbeam are fixed connection respectively on the girder of carriage bottom of vehicle, the middle part of couple crossbeam is connected with the couple ear seat, mounting bracket fixed connection is in on the couple ear seat, still rotate on the couple ear seat and be provided with the axis of rotation, the rotator suit is in the axis of rotation.
The plug-in type tail hook for the vehicle increases the swing limit when the tail hook falls, so that the tail hook is not contacted with the ground as much as possible after falling, the bouncing of the tail hook is avoided to a great extent, and the ground clearance of the tail hook can be controlled within a certain range at the tail hook. Plus our company's rope jump mechanism controls the elevation of the arresting rope. Thus, the probability of the tail hook hooking the blocking rope is ensured to a great extent.
Drawings
FIG. 1 is a schematic view of a connection structure of a plug-type tail hook for a vehicle and a vehicle according to the present invention;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a block diagram of the latch type tail hook of the caster of the present invention in a stowed condition;
FIG. 4 is a block diagram of the latch tail hook for a vehicle of the present invention in a released state;
FIG. 5 is a block diagram of the mounting bracket and stop bar assembly of FIGS. 3 and 4;
Fig. 6 is a structural view of the hook connector of fig. 3 and 4.
In the above figures: 1, a cross beam is hooked; 101 a hook ear seat; 102, rotating a shaft; 2, a vehicle; 201 girder; 3, mounting a frame; 301 a first stop pin; 4, a limit rod assembly; 401 crank; 402 guide vanes; 403 a first arc-shaped limiting slot; 404 adjusting the screw; 5, a tension spring; 6, a screw rod connecting piece; 601 a butt strap; 602 a hinge seat; 603 a second stop pin; 7, rotating a piece; 8 hook head connectors; 801 a second arc-shaped limiting slot; 802 axial rod; 803 radial bars; 80490 DEG locating pin holes; 805 horizontal registration pin holes; 9, hooking heads; 10 tail hook fixing rings; 11 torsion springs; 12 wear-resistant buffer springs; 13 a wear-resistant buffer head; 14 elastic plates; 1590 ° positioning spring pin; 16 release the spring pin; 17 release means; 18 connecting rods; 19 compression bar.
Detailed Description
Example 1
Referring to fig. 1, 2, 3,4, 5 and 6, an embodiment of the present invention provides a plug-type tail hook for a vehicle, including: the device comprises a hook cross beam 1, a screw rod connecting piece 6, a hook head connecting piece 8 and a wear-resistant buffer spring 12; the hanger beam 1 is fixed at the lower part of the vehicle 2, the hanger beam 1 is directly or indirectly fixed with a mounting frame 3, the mounting frame 3 is hinged with a limiting rod assembly 4, a tension spring 5 is connected between the mounting frame 3 and the limiting rod assembly 4, a first limiting pin 301 is arranged on the mounting frame 3, a guide piece 402 is arranged at the lower side of the limiting rod assembly 4, a first arc limiting long hole 403 is arranged on the guide piece 402, and the first limiting pin 301 extends into the first arc limiting long hole 403; one end of the screw rod connecting piece 6 is connected with a rotating piece 7, the rotating piece 7 is directly or indirectly assembled at the middle part of the hook cross beam 1 in a swinging way, and the tail end of the limiting rod assembly 4 is lapped on the screw rod connecting piece 6, so that the screw rod connecting piece 6 has a downward swinging trend; the hook head connecting piece 8 is connected to the screw rod connecting piece 6, the other end of the hook head connecting piece 8 is axially and rotatably connected with a hook head 9, a tail hook fixing ring 10 is arranged on the hook head 9, and a torsion spring 11 is arranged between the hook head connecting piece 8 and the tail hook fixing ring 10.
The tension spring 5 can enable the limiting rod assembly 4 to have a downward swinging trend, one end of the screw rod connecting frame 6 is sleeved on the screw rod connecting frame 6 through the rotating piece 7, and the screw rod connecting frame 6 also has a downward swinging trend by taking the rotating piece 7 as an axle center, so that the hook head connecting piece 8 and the hook head 9 are driven to have a downward swinging trend, and the screw rod connecting piece 6, the hook head connecting piece 8 and the hook head 9 also have a downward swinging trend under the self gravity.
The guide piece 402 on the limiting component 4 is provided with a first arc limiting long hole 403, and the limiting pin 301 stretches into the first arc limiting long hole 403 on the guide piece 402, so that the downward maximum swinging angle of the limiting component 4 is limited, and the maximum falling height of the hook head 9 is limited, so that the hook head 9 is prevented from contacting the ground after falling, and the bouncing of the tail hook is avoided to a great extent.
In an initial state, a release device 17 fixed under a carriage of the vehicle 2 is connected to a tail hook fixing ring 10 on a hook head 9 through a connecting rod 18, the hook head 9 is connected with a hook head connecting piece 8 and a screw rod connecting piece 6 to be lifted, when the vehicle 2 runs, a blocking rope in a roadway is lifted, the vehicle 2 releases the connecting rod 18 through the release device 17, the hook head 9, the hook head connecting piece 8 and the screw rod connecting piece 6 swing downwards under the gravity of the vehicle and the direct or indirect pressing of the tail end of a limiting rod assembly 4, and meanwhile, the hook head 9 swings rapidly to a hook tip downward state under the action of a torsion spring 11, so that the hook head 9 hooks the lifted blocking rope. Before the blocking rope is hooked, when the hook head 9 is contacted with the ground high position, the tail end of the limiting rod assembly 4 directly or indirectly presses downwards the screw rod connecting piece 6, the hook head connecting piece 8 and the hook head 9, so that the hook head 9 is prevented from bouncing against the ground high position.
Example 2
Referring to fig. 3, 4 and 5, on the basis of embodiment 1, a crank 401 is disposed at one end of a pin shaft hinged to the mounting frame 3 by the stop lever assembly 4, and the tension spring 5 is connected between the crank 401 and the mounting frame 3.
One end of a tension spring 5 is connected to the mounting frame 3, the other end of the tension spring is connected to the crank 401, and the rotating shaft of the crank 401 can drive the limiting rod assembly 4 to swing downwards, so that the plug-type tail hook for the vehicle has a downward swing trend, and can swing downwards to hang the barrier rope immediately after being released.
Example 3
Referring to fig. 3,4 and 5, on the basis of embodiment 2, the end of the stop lever assembly 4 is connected with an adjusting screw 404, two sides of the middle part of the screw rod connector 6 are provided with an outwardly extending access board 601, and the adjusting screw 404 is attached to the access board 601.
The limiting rod assembly 4 is of a symmetrical structure connected through a pin shaft, two tail ends of the limiting rod assembly 4 are lapped on the butt strap 601 on two sides of the screw rod connecting piece 6, the limiting rod assembly 4 is pressed downwards, the limiting rod assembly 4 has a downward swinging trend, the stretching degree of the adjusting screw 404 at the tail end of the limiting rod assembly 4 is adjusted, the position where the adjusting screw 404 is lapped on the butt strap 601 can be changed, when the limiting assembly 4 swings to a limit position, the adjusting screw 404 can toggle the screw rod connecting piece 6 to the limit position, the stretching degree of the adjusting screw 404 is different, the toggle limit position of the screw rod connecting piece 6 is also different, and therefore the swinging range of the screw rod connecting piece 6 and the hook head 9 can be adjusted.
Example 4
Referring to fig. 3 and 4, on the basis of embodiment 1, the tail end of the screw rod connector 6 is provided with a hinge seat 602, the hook connector 8 is hinged on the hinge seat 602, the upper side of the middle part of the screw rod connector 6 is connected with an elastic plate 14, and the outer end of the elastic plate 14 is pressed on the hook connector 8.
One end of the elastic plate 14 is fixedly connected to the upper side of the middle part of the screw rod connecting piece 6, the other end of the spring plate 14 is pressed on the upper part of the hook head connecting piece 8, so that the screw rod connecting piece 6 and the hook head connecting piece 8 can be kept unfolded, meanwhile, swing elasticity is provided between the screw rod connecting piece 6 and the hook head connecting piece 8, and impact or bounce generated after the hook head 9 connected to the hook head connecting piece 8 is suddenly contacted with a blocking rope or the ground can be buffered.
Example 5
Referring to fig. 3, 4 and 6, on the basis of embodiment 4, the hinge seat 602 is provided with a second limiting pin 603, the hook connector 8 is provided with a second arc limiting slot 801, and the second limiting pin 603 passes through the second arc limiting slot 801.
When the hook connector 8 is hinged to the hinge seat 602 on the screw connector 6, the hook connector 8 swings relatively to the screw connector 6 easily, and in order to avoid the elastic plate 14 from being deformed too much, the hook connector 8 is provided with the second arc-shaped limiting long hole 801, and the second limiting pin 603 passes through the second arc-shaped limiting long hole 801, so that the swing amplitude between the hook connector 8 and the screw connector 6 can be limited.
Example 6
Referring to fig. 3, 4 and 6, on the basis of embodiment 4, an axial rod 802 is disposed at the outer end of the hook head connector 8, the root of the hook head 9 is sleeved at the end of the axial rod 802, a radial rod 803 is vertically disposed on the root, and a 90 ° locating pin hole 804 and a horizontal locating pin hole 805 are disposed on the side wall of the end of the axial rod 802.
The inner end of the hook head connecting piece 8 is hinged on a hinging seat 602 of the screw rod connecting piece 6, the outer end of the hook head connecting piece 8 is provided with an axial rod 802, the tail end of the axial rod 802 is a polished rod section, the side wall of the polished rod section is provided with a 90-degree positioning pin hole 804 and a horizontal positioning pin hole 805, and the polished rod section of the axial rod 802 is axially matched with the root of the hook head 9 in a rotating way; the torsion spring 11 is sleeved on the axial rod 802, one end of the torsion spring 11 is hooked on the radial rod 803, and the other end is hooked on the tail hook fixing ring 10 on the hook head 9.
Example 7
Referring to fig. 1, 3, 4 and 6, on the basis of embodiment 6, the hook head 9 is provided with a 90 ° positioning spring pin 15 and a release spring pin 16, the 90 ° positioning spring pin 15 corresponds to the 90 ° positioning pin hole 804, and the release spring pin 16 corresponds to the horizontal positioning pin hole 805.
When the vehicle pin type tail hook is in a retracted state, the lower end of the compression bar 19 is pressed on the release spring pin 16, so that the lower end of the release spring pin 16 is inserted into the horizontal positioning pin hole 805, and the hook head 9 is kept to swing to a horizontal state; when the release device 17 releases the connecting rod 18, the vehicle pin type tail hook is in a release state, the lower end of the pressure rod 19 is separated from contact with the release spring pin 16, the release spring pin 16 is sprung and pulled out from the horizontal positioning pin hole 805, when the hook head 9 rotates to 90 degrees under the action of the torsion spring 11, the lower end of the 90-degree positioning spring pin 15 is inserted into the 90-degree positioning pin hole 804 on the axial rod 802, and at the moment, the hook head 9 just swings to the hook point downwards for hooking the blocking rope.
Example 8
Referring to fig. 4, on the basis of embodiment 1, a wear-resistant buffer spring 12 is connected to the hook tip of the hook head 9, and a wear-resistant buffer head 13 is connected to the other end of the wear-resistant buffer spring 12.
The hook tip of the hook head 9 is connected with a wear-resistant buffer spring 12 and a wear-resistant buffer head 13, so that impact and abrasion generated when the hook head 9 contacts the ground or a blocking rope can be avoided.
Example 9
Referring to fig. 1 and 2, on the basis of any one of the above embodiments, two ends of the hook beam 1 are respectively and fixedly connected to a girder 201 at the bottom of a cabin of the vehicle 2, a hook ear seat 101 is connected to the middle part of the hook beam 1, the mounting frame 3 is fixedly connected to the hook ear seat 101, a rotating shaft 102 is further rotatably provided on the hook ear seat 101, and the rotating member 7 is sleeved on the rotating shaft 102.
Two girders 201 are arranged in parallel at the bottom of a carriage of the vehicle 2, two ends of a hook cross beam 1 are respectively and fixedly connected to one cross beam 201, a hook ear seat 101 is fixed in the middle of the hook cross beam 1, a rotating shaft 102 is arranged on the hook cross beam 1, and a rotating piece 7 is rotatably sleeved on the rotating shaft 102.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims. The components and structures not specifically described in this embodiment are well known in the art and are not described in detail herein.
Claims (5)
1. A plug-in tail hook for a vehicle, comprising:
the automobile hook comprises a hook cross beam (1), wherein the hook cross beam (1) is fixed at the lower part of an automobile (2), a mounting frame (3) is directly or indirectly fixed on the hook cross beam (1), a limiting rod assembly (4) is hinged on the mounting frame (3), a tension spring (5) is connected between the mounting frame (3) and the limiting rod assembly (4), a first limiting pin (301) is arranged on the mounting frame (3), a guide piece (402) is arranged at the lower side of the limiting rod assembly (4), a first arc limiting long hole (403) is formed in the guide piece (402), and the limiting pin (301) stretches into the first arc limiting long hole (403);
The screw rod connecting piece (6), one end of the screw rod connecting piece (6) is connected with a rotating piece (7), the rotating piece (7) is rotationally sleeved at the middle part of the hook cross beam (1), and the tail end of the limiting rod assembly (4) is lapped on the screw rod connecting piece (6), so that the screw rod connecting piece (6) has a downward swinging trend;
The hook head connecting piece (8), the hook head connecting piece (8) is connected to the screw rod connecting piece (6), the other end of the hook head connecting piece (8) is axially and rotatably connected with a hook head (9), a tail hook fixing ring (10) is arranged on the hook head (9), and a torsion spring (11) is arranged between the hook head connecting piece (8) and the tail hook fixing ring (10);
One end of a pin shaft, hinged with the mounting frame (3), of the limiting rod assembly (4) is provided with a crank (401), and the tension spring (5) is connected between the crank (401) and the mounting frame (3);
The tail end of the limiting rod assembly (4) is connected with an adjusting screw (404), two sides of the middle part of the screw rod connecting piece (6) are provided with externally extending access boards (601), and the adjusting screw (404) is overlapped on the access boards (601);
the tail end of the screw rod connecting piece (6) is provided with a hinging seat (602), the hook head connecting piece (8) is hinged on the hinging seat (602), the upper side of the middle part of the screw rod connecting piece (6) is connected with an elastic plate (14), and the outer end of the elastic plate (14) is pressed on the hook head connecting piece (8);
The outer end of the hook head connecting piece (8) is provided with an axial rod (802), the root of the hook head (9) is sleeved at the tail end of the axial rod (802), a radial rod (803) is vertically arranged on the tail end of the axial rod (802), and a 90-degree positioning pin hole (804) and a horizontal positioning pin hole (805) are formed in the side wall of the tail end of the axial rod (802).
2. The plug-in tail hook for a vehicle according to claim 1, wherein a second limiting pin (603) is arranged on the hinge seat (602), a second arc-shaped limiting long hole (801) is arranged on the hook head connecting piece (8), and the second limiting pin (603) penetrates through the second arc-shaped limiting long hole (801).
3. The plug-in tail hook for a vehicle according to claim 1, characterized in that the hook head (9) is provided with a 90 ° positioning spring pin (15) and a release spring pin (16), the 90 ° positioning spring pin (15) corresponding to the 90 ° positioning pin hole (804), the release spring pin (16) corresponding to the horizontal positioning pin hole (805).
4. The plug pin type tail hook for a vehicle according to claim 1, wherein a wear-resistant buffer spring (12) is connected to a hook tip of the hook head (9), and the other end of the wear-resistant buffer spring (12) is connected to a wear-resistant buffer head (13).
5. The plug-in tail hook for a vehicle according to any one of claims 1 to 4, wherein two ends of the hook cross beam (1) are respectively and fixedly connected to a girder (201) at the bottom of a carriage of the vehicle (2), a hook ear seat (101) is connected to the middle part of the hook cross beam (1), the mounting frame (3) is fixedly connected to the hook ear seat (101), a rotating shaft (102) is further rotatably arranged on the hook ear seat (101), and the rotating member (7) is sleeved on the rotating shaft (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111299952.4A CN113928364B (en) | 2021-11-04 | 2021-11-04 | Bolt type tail hook for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111299952.4A CN113928364B (en) | 2021-11-04 | 2021-11-04 | Bolt type tail hook for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113928364A CN113928364A (en) | 2022-01-14 |
| CN113928364B true CN113928364B (en) | 2024-05-17 |
Family
ID=79285690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111299952.4A Active CN113928364B (en) | 2021-11-04 | 2021-11-04 | Bolt type tail hook for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113928364B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935341A (en) * | 2014-03-24 | 2014-07-23 | 上海海事大学 | Urgency arresting gear used under condition of automobile braking system failure |
| CN104627199A (en) * | 2015-03-12 | 2015-05-20 | 株洲时代新材料科技股份有限公司 | Coupler draft-gear |
| CN204488767U (en) * | 2014-02-17 | 2015-07-22 | 泰安科创矿山设备有限公司 | Drag hook and draw hook system |
| CN205365560U (en) * | 2016-01-28 | 2016-07-06 | 陕西航泰电气股份有限公司 | Rubber wheel vehicle sports car protector |
| CN105984477A (en) * | 2015-02-15 | 2016-10-05 | 上海稳得新能源科技有限公司 | High-speed rail combing and separating combined transport connecting device |
| CN106218662A (en) * | 2016-08-23 | 2016-12-14 | 中车青岛四方车辆研究所有限公司 | Telescopic coupler and draft gear |
| CN108394387A (en) * | 2018-04-12 | 2018-08-14 | 泰安科创矿山设备有限公司 | Pintle and obstruction system |
| CN110667534A (en) * | 2019-10-10 | 2020-01-10 | 陕西航泰电气股份有限公司 | Rope skipping mechanism for rubber-tyred vehicle anti-running device and anti-running method |
| CN216833674U (en) * | 2021-11-04 | 2022-06-28 | 陕西航泰电气股份有限公司 | Rubber-tyred car bolt formula tail hook |
-
2021
- 2021-11-04 CN CN202111299952.4A patent/CN113928364B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204488767U (en) * | 2014-02-17 | 2015-07-22 | 泰安科创矿山设备有限公司 | Drag hook and draw hook system |
| CN103935341A (en) * | 2014-03-24 | 2014-07-23 | 上海海事大学 | Urgency arresting gear used under condition of automobile braking system failure |
| CN105984477A (en) * | 2015-02-15 | 2016-10-05 | 上海稳得新能源科技有限公司 | High-speed rail combing and separating combined transport connecting device |
| CN104627199A (en) * | 2015-03-12 | 2015-05-20 | 株洲时代新材料科技股份有限公司 | Coupler draft-gear |
| CN205365560U (en) * | 2016-01-28 | 2016-07-06 | 陕西航泰电气股份有限公司 | Rubber wheel vehicle sports car protector |
| CN106218662A (en) * | 2016-08-23 | 2016-12-14 | 中车青岛四方车辆研究所有限公司 | Telescopic coupler and draft gear |
| CN108394387A (en) * | 2018-04-12 | 2018-08-14 | 泰安科创矿山设备有限公司 | Pintle and obstruction system |
| CN110667534A (en) * | 2019-10-10 | 2020-01-10 | 陕西航泰电气股份有限公司 | Rope skipping mechanism for rubber-tyred vehicle anti-running device and anti-running method |
| CN216833674U (en) * | 2021-11-04 | 2022-06-28 | 陕西航泰电气股份有限公司 | Rubber-tyred car bolt formula tail hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113928364A (en) | 2022-01-14 |
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