CN202467424U - Coupler lock protection device of single-holding type broadsword locking mechanism - Google Patents
Coupler lock protection device of single-holding type broadsword locking mechanism Download PDFInfo
- Publication number
- CN202467424U CN202467424U CN2011205543260U CN201120554326U CN202467424U CN 202467424 U CN202467424 U CN 202467424U CN 2011205543260 U CN2011205543260 U CN 2011205543260U CN 201120554326 U CN201120554326 U CN 201120554326U CN 202467424 U CN202467424 U CN 202467424U
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- lock
- hook
- latch hook
- machete
- suspension rod
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Abstract
The utility model discloses a coupler lock protection device of a single-holding type broadsword locking mechanism, and belongs to the technical field of switching mechanisms for railway hopper cars. The device includes a latch hook, a coupler lock suspender, a lock bracket and a guide plate. When a broadsword type on/off lever is moving, sequential linkage of the coupler lock suspender, the latch hook and the guide plate is realized. The device improves the stress condition of the broadsword type on/off lever, provides secondary protection for the locking of a bottom door, improves the locking reliability of a bottom door switching mechanism, and further improves the traveling safety of railway hopper cars.
Description
Technical field
The utility model relates to the switching mechanism technical field that is used for railway hopper car, and particularly a kind of list is embraced formula machete locking mechanism hook lock protective device.
Background technology
In the switching mechanism that on railway hopper car, adopts, have a kind of list to embrace formula machete bottom door locking mechanism, the locking function of this mechanism is the one-level over-center mechanism.Find that in the utilization process this mechanism exists locking bad, even in running, can open by mistake the problem of bottom door, to such an extent as to influenced safety of railway transportation.
There is following problem in this single armful of formula machete bottom door locking mechanism:
1) because this mechanism has only the eccentric auto-lock function of one-level, the degree of self-locking is influenced by the eccentricity size.
2) this mechanism foozle eccentricity adjustment difficulty in installation process is big, and the eccentricity size is uneven.
3) this mechanism machete switching lever after installation is in stress all the time, and particularly in the loaded vehicle running, Vehicular vibration makes its effect that receives fluctuating load for a long time, very easily produces distortion, thereby influences the self-locking eccentric throw.
Because above problem is found in shed repair and repair in shop process, the machete formula opens and closes lever and exists the quantity of distortion, crackle more.
The utility model content
In order to address the above problem; The utility model combines the principle of single armful of formula machete locking mechanism, machete formula to open and close the movement locus of lever and the design feature of bottom door, provides a kind of and can embrace formula machete locking mechanism hook lock protective device for single armful of formula machete locking mechanism provides the list of second class protection.
The list that the utility model provides is embraced formula machete locking mechanism hook lock protective device and is comprised latch hook, hook lock suspension rod, lock and guide strip;
One end of said latch hook is movably connected on bottom door, and the other end of said latch hook is a hook-shaped end, and the pin of said hook-shaped end is movably connected on said lock,
Said lock is connected in bottom door, and said lock is provided with circular locating hole,
Said guide strip is arranged on the said lock,
Interlock overlap joint between said hook-shaped end and the said circular locating hole makes that said hook-shaped end can serve as that axle rotates with said circular locating hole under the guiding of said guide strip; And when said hook-shaped end rotated, the arm of said latch hook applied active force for said guide strip; Make said lock link
One end of said latch hook suspension rod is movably connected on said lock, and the other end of said latch hook suspension rod is movably connected on the machete formula and opens and closes lever,
When the machete formula opened and closed lever motion, said latch hook suspension rod, said latch hook and said lock linked successively.
As preferably, be inserted with bearing pin in the said circular locating hole, the diameter of an end of said bearing pin or diameter equivalent are greater than the internal diameter of said circular locating hole, and the other end of said bearing pin penetrates bottom door.
As preferably, open and close the end that lever is connected with the machete formula on the said latch hook suspension rod and be provided with guided way, when machete formula switching lever motion, the interlock of said latch hook suspension rod receives the restriction of said guided way.
As preferably, the pin of said hook-shaped end and the junction of said lock offer the I through hole, and the junction of said latch hook suspension rod and said lock offers the II through hole, and said I through hole overlaps with said II through hole.
As preferably, said latch hook suspension rod comprises two junction plates that are mutually permanently connected, and said two junction plates offer said guided way and said II through hole respectively in corresponding position, and the machete formula opens and closes lever and added and is held between said two junction plates.
As preferably, said flexible connection all realizes through bearing pin.
The beneficial effect that the list that the utility model provides is embraced formula machete locking mechanism hook lock protective device is:
The list that the utility model provides is embraced formula machete locking mechanism hook lock protective device when the machete formula opens and closes lever motion, and latch hook suspension rod, latch hook and lock link successively, and; Latch hook serves as that axle rotates with circular locating hole under the guiding of guide strip, thereby; The list that the utility model is provided is embraced formula machete locking mechanism hook lock protective device and is latched, and after latching, it is no longer stressed that the machete formula opens and closes lever; This Unit Installation has been improved the force-bearing situation of machete formula switching lever; For the bottom door locking provides second class protection, improved the reliability of the locking of bottom door opening and closing mechanism, and then improved the traffic safety of railway hopper car.
Description of drawings
The list that Fig. 1 provides for the utility model embodiment is embraced the basic structure sketch map of formula machete locking mechanism hook lock protective device;
Fig. 2 is that the C-C of Fig. 1 is to cross-sectional schematic;
The list that Fig. 3 provides for the utility model embodiment is embraced the structural representation of a direction of hook lock suspension rod of formula machete locking mechanism hook lock protective device;
The list that Fig. 4 provides for the utility model embodiment is embraced the structural representation of another direction of hook lock suspension rod of formula machete locking mechanism hook lock protective device;
The list that Fig. 5 provides for the utility model embodiment is embraced the latch hook structural representation of formula machete locking mechanism hook lock protective device;
The list that Fig. 6 provides for the utility model embodiment is embraced the perspective view of formula machete locking mechanism hook lock protective device;
The list that Fig. 7 provides for the utility model embodiment is embraced the formula machete locking mechanism hook lock protective device structural representation after latch hook latches in use.
The specific embodiment
In order to understand the utility model in depth, the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Referring to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 6, the list that the utility model provides is embraced formula machete locking mechanism hook lock protective device and is comprised latch hook 1, hook lock suspension rod 2, lock 3 and guide strip 4;
One end of latch hook 1 is movably connected on bottom door 7, and the other end of latch hook 1 is a hook-shaped end, and the pin of hook-shaped end is movably connected on lock 3;
Guide strip 4 is arranged on the lock 3;
Interlock overlap joint between hook-shaped end and the circular locating hole 6 makes that hook-shaped end can serve as that axle rotates with circular locating hole 6, and when hook-shaped end rotated, the arm of latch hook 1 apply active force for guide strip 4, made lock 3 link under the guiding of guide strip 4;
One end of latch hook suspension rod 2 is movably connected on lock 3, and the other end of latch hook suspension rod 2 is movably connected on the machete formula and opens and closes lever 8;
When the machete formula opened and closed lever 8 motions, latch hook suspension rod 2, latch hook 1 and lock 3 linked successively.
Wherein, referring to accompanying drawing 2, can be inserted with bearing pin 5 in the circular locating hole 6, the diameter of an end of bearing pin 5 is greater than the internal diameter of circular locating hole 6, and the other end of bearing pin 5 penetrates bottom door 7, make lock 3 in the horizontal direction and the relative position between the bottom door 7 fix.
Wherein, Referring to accompanying drawing 1; An end that is connected with machete formula switching lever 8 on the latch hook suspension rod 2 is provided with guided way 9, and when the machete formula opened and closed lever 8 motions, the interlock of latch hook suspension rod 2 received the restriction of guided way 9; Make to open and close lever 8 motions when the machete formula, and drive in the process that latch hook suspension rod 2, latch hook 1 and lock 3 link successively not sideslip of movement locus.
Wherein, referring to accompanying drawing 5, the junction of the pin of hook-shaped end and lock 3 can offer I through hole 12; Referring to accompanying drawing 3, latch hook suspension rod 2 can offer II through hole 11 with the junction of lock 3, referring to accompanying drawing 1; When the pin of hook-shaped end and lock 3 be connected and after being connected of latch hook suspension rod 2 and lock 3; I through hole 12 can overlap with II through hole 11, makes to move when the machete formula opens and closes lever 8, and the interlock successively of latch hook suspension rod 2 and latch hook 1 is convenient.
Wherein, Referring to accompanying drawing 4; Latch hook suspension rod 2 can comprise two junction plates that are mutually permanently connected, and two junction plates offer guided way 9 and II through hole 11 respectively in corresponding position, referring to accompanying drawing 2 and accompanying drawing 6; Machete formula switching lever 8 is added to be held between two junction plates, makes that the both sides of machete formula switching lever 8 are evenly stressed.
Wherein, flexible connection can all realize through bearing pin, makes that flexible connection is convenient.
The list that the utility model provides is embraced formula machete locking mechanism hook lock protective device when the machete formula opens and closes lever 8 motions, and latch hook suspension rod 2, latch hook 1 and lock 3 link successively, and; Latch hook 1 serves as that axle rotates with circular locating hole 6 under the guiding of guide strip 4, thereby; The list that the utility model is provided is embraced formula machete locking mechanism hook lock protective device and is latched, referring to accompanying drawing 7, after latching; It is no longer stressed that the machete formula opens and closes lever 8, and this Unit Installation has been improved the force-bearing situation of machete formula switching lever 8, for bottom door 7 lockings provide second class protection; Improve the reliability of the locking of bottom door opening and closing mechanism, and then improved the traffic safety of railway hopper car.
The above-described specific embodiment; Purpose, technical scheme and beneficial effect to the utility model have carried out further explain, it should be understood that the above is merely the specific embodiment of the utility model; Be not limited to the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (6)
1. a list is embraced formula machete locking mechanism hook lock protective device, it is characterized in that, comprises latch hook, hook lock suspension rod, lock and guide strip;
One end of said latch hook is movably connected on bottom door, and the other end of said latch hook is a hook-shaped end, and the pin of said hook-shaped end is movably connected on said lock,
Said lock is connected in bottom door, and said lock is provided with circular locating hole,
Said guide strip is arranged on the said lock,
Interlock overlap joint between said hook-shaped end and the said circular locating hole makes that said hook-shaped end can serve as that axle rotates with said circular locating hole under the guiding of said guide strip; And when said hook-shaped end rotated, the arm of said latch hook applied active force for said guide strip; Make said lock link
One end of said latch hook suspension rod is movably connected on said lock, and the other end of said latch hook suspension rod is movably connected on the machete formula and opens and closes lever,
When the machete formula opened and closed lever motion, said latch hook suspension rod, said latch hook and said lock linked successively.
2. device according to claim 1 is characterized in that, is inserted with bearing pin in the said circular locating hole, and the diameter of an end of said bearing pin or diameter equivalent are greater than the internal diameter of said circular locating hole, and the other end of said bearing pin penetrates bottom door.
3. device according to claim 1 is characterized in that, an end that is connected with machete formula switching lever on the said latch hook suspension rod is provided with guided way, and when the machete formula opened and closed lever motion, the interlock of said latch hook suspension rod received the restriction of said guided way.
4. device according to claim 1; It is characterized in that; The pin of said hook-shaped end and the junction of said lock offer the I through hole, and the junction of said latch hook suspension rod and said lock offers the II through hole, and said I through hole overlaps with said II through hole.
5. device according to claim 4; It is characterized in that; Said latch hook suspension rod comprises two junction plates that are mutually permanently connected; Said two junction plates offer said guided way and said II through hole respectively in corresponding position, machete formula switching lever is added to be held between said two junction plates.
6. device according to claim 1, said flexible connection all realizes through bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205543260U CN202467424U (en) | 2011-12-27 | 2011-12-27 | Coupler lock protection device of single-holding type broadsword locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205543260U CN202467424U (en) | 2011-12-27 | 2011-12-27 | Coupler lock protection device of single-holding type broadsword locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202467424U true CN202467424U (en) | 2012-10-03 |
Family
ID=46915590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205543260U Expired - Lifetime CN202467424U (en) | 2011-12-27 | 2011-12-27 | Coupler lock protection device of single-holding type broadsword locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202467424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539470A (en) * | 2015-12-29 | 2016-05-04 | 齐齐哈尔轨道交通装备有限责任公司 | Hopper car and bottom door opening and closing mechanism thereof |
| CN108674436A (en) * | 2018-06-04 | 2018-10-19 | 中车长江车辆有限公司 | A kind of head cover switching mechanism, car body and hopper wagon |
-
2011
- 2011-12-27 CN CN2011205543260U patent/CN202467424U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539470A (en) * | 2015-12-29 | 2016-05-04 | 齐齐哈尔轨道交通装备有限责任公司 | Hopper car and bottom door opening and closing mechanism thereof |
| CN108674436A (en) * | 2018-06-04 | 2018-10-19 | 中车长江车辆有限公司 | A kind of head cover switching mechanism, car body and hopper wagon |
| CN108674436B (en) * | 2018-06-04 | 2023-11-03 | 中车长江车辆有限公司 | Top cover opening and closing mechanism, car body and hopper car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430212 Jiangxia Economic Development Zone, Wuhan, the new bridge area of the city of Hubei Patentee after: CRRC YANGTZE CO., LTD. Address before: 430212 Jiangxia Economic Development Zone, Wuhan, the new bridge area of the city of Hubei Patentee before: China South Locomotive & Rolling Stock Changjiang Vehicle Company |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |