CN206067767U - A kind of pin-disconnection preventing device of mine car - Google Patents
A kind of pin-disconnection preventing device of mine car Download PDFInfo
- Publication number
- CN206067767U CN206067767U CN201621053259.3U CN201621053259U CN206067767U CN 206067767 U CN206067767 U CN 206067767U CN 201621053259 U CN201621053259 U CN 201621053259U CN 206067767 U CN206067767 U CN 206067767U
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- China
- Prior art keywords
- pin
- cotter way
- mine car
- vertical
- guide
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Abstract
This utility model is related to winning equipment field, specifically discloses a kind of pin-disconnection preventing device of mine car, including the stub axle and guide that use cooperatively, wherein：Stub axle is cylindrical structure, including shank, the first locked pin, locating ring, the second locked pin；Guide lower vertical is fixedly connected on the first connector of mine car, is cylindrical structure, offers centre bore on its axis direction；The first vertical cotter way, horizontal cotter way, the second vertical cotter way are offered on the wall of guide side.Shank, locating ring can pass through centre bore, the first locked pin enter from the first vertical cotter way top and pass sequentially through the first vertical cotter way, horizontal cotter way into the second vertical cotter way bottom.When pin-disconnection preventing device of mine car of the present utility model can realize that vehicle is overturn in the cardump, pin does not fall off, simultaneously greatly reduce mine car being given a shock, when the impact of condition such as clashing into stub axle and the impulsive force suffered by the first locked pin, effectively extend the service life of package unit.
Description
Technical field
This utility model is related to a kind of pin-disconnection preventing device of mine car, enables in particular to realize the positioning to mine car connecting pins and prevents
De- function.
Background technology
In Coal mine transportation system, mine car is important means of transport.Mine car is sequentially passed through after the connection of Horse hoof chain and is turned over
Cage overturns, and has realized the purpose that mine car is unloaded.But in actual production, when mine car is overturn in the cardump cylinder, due to mine car
Affected by the condition such as shaking, clashing into, there is mine car pin and come off causes the situation of the de- chain of connects chain between vehicle, even sport car
Occur, employee has larger potential safety hazard in the de- chain accident of process vehicle, or even occurs hindering fortification event, has had a strong impact on coal
The normal operation of ore deposit production.
In prior art, prevent pin from coming off using the cooperation of pin and guide, but there is unreasonable structure
Problem, it is locked when pin only can realize that train normally runs, it is impossible to not falling off when enough realizing that vehicle is overturn in the cardump,
And locating effect is poor, causes pin to be subject to the impact of all directions very big, be difficult plug, easily stuck, reduction of service life, together
When pin come off when train overturns into cardump, cause connects chain drop.
Utility model content
The purpose of this utility model is to provide a kind of pin-disconnection preventing device of mine car, by the structure for optimizing pin and guide
Arrange, can realize the effective positioning to mine car pin and prevent the function that comes off, while solution pin is difficult plug, easy to be stuck
Problem.
In order to solve the above problems, this utility model provides a kind of pin-disconnection preventing device of mine car, including the master for using cooperatively
Bearing pin (1) and guide (2), wherein：Stub axle (1) is cylindrical structure, including shank (11), the first locked pin (12), positioning
Ring (13), the second locked pin (16).First locked pin (12) is fixedly connected on shank (11) top in the radial direction；Locating ring
(13) it is fixedly connected on shank (11) outer wall, and locating ring (13) is positioned at the first locked pin (12) bottom；Through hole (15) is located at
Second locked pin (16) is inserted in through hole (15) and is connected during installation by the bottom of shank (11)；Guide (2) lower vertical is fixed
It is connected on first connector (3) of mine car；Guide (2) is cylindrical structure, and centre bore (21) is offered on its axis direction；
The first vertical cotter way (22), horizontal cotter way (23), the second vertical cotter way (24) are offered on the wall of guide (2) side, wherein first hangs down
The top for selling groove (22) directly to households is connected with guide (2) top, the bottom of the first vertical cotter way (22) and one end of horizontal cotter way (23)
Connection, the top of the second vertical cotter way (24) is connected with the other end of horizontal cotter way (23)；Shank (11), locating ring (13) can
Through centre bore (21)；First locked pin (12) can be entered from the first vertical cotter way (22) top and to pass sequentially through first vertical
Cotter way (22), horizontal cotter way (23) are into the second vertical cotter way (24) bottom.
Further, link (14) is provided with the top of stub axle (1).
Further, also including the second locked pin (16)；Stub axle (1) bottom is provided with one through the logical of shank (11)
Hole (15)；Second locked pin (16) is inserted in (15).
Further, the diameter with diameter greater than locating ring (13) of centre bore (21), difference is between 2-10mm.
Further, the first connector (3) is offered for the pin-and-hole through shank (11), and the diameter of locating ring (13) is big
In the diameter of the pin-and-hole.
Further, 0.2-0.5 times for guide (2) height of the height of locating ring (13).
Further, after stub axle (1) and guide (2) cooperation are installed in place, the lower surface of locating ring (13) and first connects
The upper surface of fitting (3), the lower contacts of the first locked pin (12) cotter way (24) vertical with second.
Further, the width of the first vertical cotter way 22 is 2-4 times of 12 diameter of the first locked pin；The width of horizontal cotter way 23
Degree is equal with the width of the second vertical cotter way 24, is 1.1-1.5 times of 12 diameter of the first locked pin.
Further, five/mono- to a quarter of the length of horizontal cotter way (23) for guide (2) outer circumference.
Further, the connected mode between guide (2) and the first connector (3) is welding.
Further, through hole (15) is vertical with the first locked pin (12) direction.
Further, the connected mode after the second locked pin (16) insertion through hole (15) is welding.
Pin-disconnection preventing device of mine car of the present utility model, has the advantages that：
1st, the setting of locating ring (13), coordinates guide (2) to carry out effective positioning to stub axle (1), greatly reduces
Impulsive force of the mine car being given a shock, when the impact of condition such as clashing into suffered by stub axle (1).
2nd, the first vertical cotter way (22), horizontal cotter way (23), the second vertical cotter way (24) are offered on the wall of guide (2) side
Arrange, further increase the locked reliability of stub axle.
3rd, the size and Position Design of locating ring (13) cotter way (24) vertical with second, effectively reduces the first locked pin
(12) impulsive force suffered by, extends its service life, stub axle (1) is difficult plug, held after efficiently solving its deformation
Easily stuck problem.
Description of the drawings
For clearer explanation this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it is clear that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be obtaining other accompanying drawings according to these accompanying drawings.
Fig. 1 is this utility model stub axle construction front view；
Fig. 2 is this utility model stub axle construction left view；
Fig. 3 is this utility model guide structural front view；
Fig. 4 is this utility model guide structure top view；
Fig. 5 is this utility model stub axle, guide cooperation installation diagram one；
Fig. 6 is this utility model stub axle, guide cooperation installation diagram two；
Fig. 7 is this utility model stub axle, guide cooperation installation top view；
In figure：1- stub axles, 2- guidees, the first connectors of 3-, the second connectors of 4-, 11- shanks, the first locked axles of 12-,
13- locating rings, 14- links, 15- through holes, the second locked pins of 16-, 21- centre bores, the first vertical cotter ways of 22-, 23- horizontal pins
Groove, the second vertical cotter ways of 24-.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model, the technical scheme in this utility model embodiment is carried out it is clear,
Complete description, it is clear that described embodiment is only a part of embodiment of this utility model, rather than the enforcement of whole
Example.Based on the embodiment in this utility model, those skilled in the art is not on the premise of creative work is made
The all other embodiment for being obtained, belongs to protection domain of the present utility model.
As shown in figure 5, the pin-disconnection preventing device of mine car of the present embodiment includes the stub axle 1 for using cooperatively and guide 2, wherein selling
Set 2 is vertically fixedly connected on the first connector 3 of mine car.Herein under specific explanations mine car connector problem, before and after mine car
Will each have at least one connector, wherein the anterior connector of mine car passes through this with above mine car rear attachment below
The pin-disconnection preventing device of mine car of embodiment links together, and then realizes the connection of two mine cars.In the present embodiment, guide 2 can lead to
The mode for crossing welding is fixedly connected on the anterior or rear attachment of mine car.
As shown in figure 1, the stub axle 1 of the pin-disconnection preventing device of mine car of the present embodiment is cylindrical structure, including shank 11, the
One locked pin 12, locating ring 13；First locked pin 12 can be that footpath, less than the metal stub of 11 diameter of shank, is fixedly connected always
On 11 top of shank in the radial direction, welding, riveting, threaded connection etc., preferred weld are specifically as follows；Locating ring 13 is fixed and is connected
It is connected on 11 outer wall of shank, locating ring 13 can be integrally machined out when shank 11 is processed, such as casting, turnery processing etc.,
Can also be after 11 completion of processing of shank welding on, and must assure that locating ring 13 be located at 12 bottom of the first locked pin, two
Person can be brought into close contact and can also retain certain interval, preferably be brought into close contact.
As shown in Fig. 2 the guide 2 of the pin-disconnection preventing device of mine car of the present embodiment is also cylindrical structure, its axial location is opened
Centre bore 21 is provided with, specific guide 2 can select the seamless steel pipe of suitable dimension；First is offered on 2 side wall of guide vertical
Cotter way 22, horizontal cotter way 23, the second vertical cotter way 24, wherein the top of the first vertical cotter way 22 is connected with 2 top of guide, first
The bottom of vertical cotter way 22 is connected with one end of horizontal cotter way 23, and the top of the second vertical cotter way 24 is another with horizontal cotter way 23
End connection, specifically, the first vertical cotter way 22, horizontal cotter way 23, the second vertical cotter way 24 constitute leading for a head and the tail connection
To cotter way.Guiding cotter way on guide 2, i.e., the first vertical cotter way 22, horizontal cotter way 23, the second vertical cotter way 24 can be by castings
The mode one-shot forming such as make to make, it is also possible to process by the post-production mode such as gas cutting, sawing, this utility model is not limited
It is fixed.
Further, as shown in figure 1, stub axle 1 further comprises link 14, link 14 is fixedly connected on the top of shank 11
Portion, specifically can be connected by way of welding.This utility model embodiment is not limited to the form of link, concrete link
The circulus that can have any shape, or any form of handgrips.The setting of link can facilitate stub axle 1
Plug operation.
Further, as shown in figures 1 to 6, the pin-disconnection preventing device of mine car of this utility model embodiment is also including the second lock
Extremely pin 16, and 1 bottom of stub axle is provided with a through hole 15 through shank 11, and the second locked pin 16 is coordinated with through hole 15 to be made
With.After stub axle 1 and guide 2 coordinate to be installed in place, the second locked pin 16 is inserted in through hole 15 and is connected, specifically
Can be connected by way of welding, now through hole 15 is located at the bottom of the second connector 4.
As shown in fig. 6, combining pin-disconnection preventing device of mine car and mine car, mine car described previously, to this utility model embodiment
Relation between being connected with mine car is explained, and coordinates the mine car of this utility model embodiment at least have two first, and often
The connection that mine car is often held must have two, such as the first connector 3 and the second connector 4, and former and later two mine cars realize connection also
The 3rd connector (not regarding in figure) must be included, by the pin-disconnection preventing device of mine car of this utility model embodiment, the first connector
3rd, the second connector 4 and the 3rd connector realize anticreep pin connection；Now, the anti-drop pin of mining car dress of this utility model embodiment
The stub axle 1 put runs through the first connector 3, the second connector 4 and the 3rd connector, wherein the 3rd connector connects positioned at first
Between fitting 3 and the second connector 4, and then realize the anticreep pin connection of former and later two mine cars.Specifically, the first connector 3
Can be two slab constructions with pin-and-hole be arrangeding in parallel with the second connection 4, the 3rd connector can be with pin-and-hole
Slab construction can also be a chain of structure.
Further, the diameter with diameter greater than locating ring 13 of centre bore 21, difference is between 2-10mm.As shown in fig. 6,
Only when diameter of the centre bore 21 with diameter greater than locating ring 13, among stub axle 1 can be installed into guide 2, and both
Between difference it is too small or crossing metropolis affects stub axle 1 to use cooperatively effect with guide 2, if both differences are too small, stub
The plug operation of 1 relative guide 2 of axle can be highly difficult, if difference between the two is excessive, does not have the effect of positioning, passes through
Test is summarized with practical operation, and difference is a proper scope between 2-10mm, and the determination of concrete difference is according to master
The specification of bearing pin 1 determines.Such as a diameter of 40mm of the shank 11 of stub axle 1, it is excellent for one that this time difference value is defined as 2mm
The scheme of choosing, now, when mine car is by the condition such as shaking, clashing into and affected, the shaking amplitude of stub axle 1 and speed relative can subtract
It is much smaller, and then reduce the impact shear power that shank 11 is arrived belonging at mine car connector position.
Further, as shown in fig. 6, offering on the first connector 3 for the pin-and-hole through shank 11, locating ring 13
Diameter needs the diameter more than pin-and-hole, it is therefore an objective to limit the degree of freedom straight down of stub axle 1, it is to avoid the first locked pin 12 is subject to
The shearing force of vertical direction.
Further, there is certain dimension scale relation between the height of the height of locating ring 13 and guide 2, specially
0.2-0.5 times for 2 height of guide of the height of locating ring 13.If the height of locating ring 13 is highly too low with respect to guide 2, rise
It is less than locating effect, too high, leave the space of 2 other structures of guide for not enough, such as the first vertical cotter way 22.Through rational machine
Tool size design and actual tests checking, 0.2-0.5 times is a proper proportion.The such as height of guide 2
50mm is designed as, the height design 10mm of locating ring 13 is a preferred scheme.
Further, as shown in fig. 6, after stub axle 1 and guide 2 coordinate and are installed in place, the lower surface of locating ring 13 and the
The upper surface of a connection piece 3, the lower contacts of vertical with second cotter way of the first locked pin 12 24.
It is above-mentioned that locating ring 13 is set with the size and position relationship of the first locked pin 12 and the second vertical cotter way 24
Meter, it is therefore an objective to make the functional separation of locating ring 13 and the first locked pin 12.Locating ring 13 is coordinated with 2 grade of guide, and effect is to play
Positioning, the power that is hit effect；First locked pin 12 is coordinated with 2 grade of guide, it is therefore an objective to play locking pin function.This kind of design is effective
No positioning component in prior art is solved, locked pin had both played a part of locking pin, the duty of the power that must be born by again being hit
Appoint, and locked pin is general all relatively thin, is easily deformed after the power that is hit, and shortens the overall use of pin-disconnection preventing device of mine car
The problem in life-span.
Further, as shown in figure 3, the width of the first vertical cotter way 22 is 2-4 times of 12 diameter of the first locked pin；Level
The width of cotter way 23 is equal with the width of the second vertical cotter way 24, is 1.1-1.5 times of 12 diameter of the first locked pin.It is such as locked
Sell a diameter of 6mm, 12 width of the first locked pin is 15mm, the width of vertical with second cotter way of horizontal cotter way 23 24 is all 8mm.The
The relatively wide design of one vertical cotter way 22 can facilitate the entrance of the first locked pin 12, improve work efficiency, horizontal cotter way 23
The design of 24 relative narrower of cotter way vertical with second can make the first locked pin 12 be difficult abjection in place afterwards, it is ensured that this utility model
The loss of hairs pin effect of embodiment pin-disconnection preventing device of mine car.
Further, this utility model embodiment is defined to the length of horizontal cotter way 23, specially：Horizontal cotter way
Five/mono- to a quarter of 23 length for 2 outer circumference of guide.The effect of this kind of design is to ensure that the second locked pin has
One suitable locked stroke, while and not destroying the bulk strength of guide 2.
Further, offer on the second connector 4 for the pin-and-hole through shank 11, while pin-and-hole is relative in mine car
Side is additionally provided with for the bar hole through the second locked pin 16, and bar shaped hole width and length are all higher than the diameter of the second locked pin 16
And length.
Further, as shown in figure 5, being designed in the position of stub axle 1 to through hole 15, stub axle 1 and guide 2 are in ore deposit
After installing in car attachment means, through hole 15 is in the bottom of the second connector 4, and through hole 15 obtains vertical with the second connector 4
Distance is more than the second vertical cotter way 24, can unlock the second locked pin 16 in being easy to operation.
As illustrated in figs. 5-7, when the pin-disconnection preventing device of mine car of this utility model embodiment realizes that releasing connection between mine car implements,
The portable draw ring 14 of operator, makes the first locked pin 12 ascend into horizontal cotter way 23 along the second vertical cotter way 24, then level
Rotation stub axle 1, makes the first locked pin 12 that the lower openings of the first vertical cotter way 22 are slid into along horizontal cotter way 23, and now second
Locked pin 16 is in immediately below the bar hole of the second connector 4, then portable draw ring 14, makes the first locked pin 12 depart from guide 2
Unblock is realized, the second locked pin 16 is entered, now can connect the 3rd
Fitting is extractd, and completes the releasing connection procedure between mine car.
As illustrated in figs. 5-7, when the pin-disconnection preventing device of mine car of this utility model embodiment realizes that connection is implemented between mine car, operation
Personnel's portable draw ring 14 horizontal rotation stub axle 1, makes the first locked pin 12 be directed at 22 upper opening of the first vertical cotter way, and now the
First locked pin directly over the bar hole of the second connector 4, is inserted into the first vertical cotter way of bottom by two locked pins 16
22 enter horizontal cotter way 23, and now the second locked pin 16 immediately below the bar hole of the second connector 4, simultaneously will by this process
The connector of two mine cars links together；Then stub axle 1 is horizontally rotated, the first locked pin 12 is slid into along horizontal cotter way 23
The upper opening of the second vertical cotter way 24；Then proceeding to be downwardly into stub axle 1, making the first locked pin 12 slide down to
The bottom of two vertical cotter ways 24；The the second locked pin 16 bar hole locking in 90 ° with the second connector 4 simultaneously of this process, it is complete
Into the connection procedure between mine car.
This utility model is further described by specific embodiment above, it should be understood that, have here
The description of body, should not be construed as the restriction to spirit and scope of the present utility model, and one of ordinary skilled in the art is readding
The various modifications made to above-described embodiment after reader description, belong to the scope protected by this utility model.
Claims (10)
1. a kind of pin-disconnection preventing device of mine car, it is characterised in that include stub axle (1) and the guide (2) for using cooperatively, wherein：
Stub axle (1) is cylindrical structure, including shank (11), the first locked pin (12), locating ring (13)；First locked pin
(12) it is fixedly connected on shank (11) top in the radial direction；Locating ring (13) is fixedly connected on shank (11) outer wall, and fixed
Position ring (13) is positioned at the first locked pin (12) bottom；
Guide (2) lower vertical is fixedly connected on first connector (3) of mine car；Guide (2) is cylindrical structure, its axis
Centre bore (21) is offered on direction；Offer on the wall of guide (2) side the first vertical cotter way (22), horizontal cotter way (23), second
Vertical cotter way (24), wherein the top of the first vertical cotter way (22) is connected with guide (2) top, under the first vertical cotter way (22)
Portion is connected with the one end of horizontal cotter way (23), and the top of the second vertical cotter way (24) is connected with the other end of horizontal cotter way (23)；
Shank (11), locating ring (13) can pass through centre bore (21)；First locked pin (12) can be from the first vertical cotter way
(22) top enters and passes sequentially through the first vertical cotter way (22), horizontal cotter way (23), into the second vertical cotter way (24) bottom.
2. pin-disconnection preventing device of mine car according to claim 1, it is characterised in that：Stub axle is provided with link at the top of (1)
(14)。
3. pin-disconnection preventing device of mine car according to claim 1, it is characterised in that：Also include the second locked pin (16)；Stub
Axle (1) bottom is provided with a through hole (15) through shank (11)；Second locked pin (16) is inserted in through hole (15).
4. the pin-disconnection preventing device of mine car according to any one of claim 1-3, it is characterised in that：The diameter of centre bore (21) is big
In the diameter of locating ring (13), difference is between 2-10mm.
5. pin-disconnection preventing device of mine car according to claim 4, it is characterised in that：First connector (3) is offered for wearing
Cross the pin-and-hole of shank (11), the diameter with diameter greater than the pin-and-hole of locating ring (13).
6. pin-disconnection preventing device of mine car according to claim 5, it is characterised in that：The height of locating ring (13) is guide (2)
0.2-0.5 times of height.
7. pin-disconnection preventing device of mine car according to claim 6, it is characterised in that：Stub axle (1) and guide (2) coordinate to be installed
After in place, the upper surface of the lower surface and the first connector (3) of locating ring (13), the first locked pin (12) are vertical with second
The lower contacts of cotter way (24).
8. pin-disconnection preventing device of mine car according to claim 4, it is characterised in that：The width of the first vertical cotter way 22 is first
2-4 times of 12 diameter of locked pin；The width of horizontal cotter way 23 is equal with the width of the second vertical cotter way 24, is the first locked pin 12
1.1-1.5 times of diameter.
9. pin-disconnection preventing device of mine car according to claim 4, it is characterised in that：The length of horizontal cotter way (23) is guide
(2) five/mono- to a quarter of outer circumference.
10. pin-disconnection preventing device of mine car according to claim 4, it is characterised in that：Guide (2) and the first connector (3) it
Between connected mode for welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053259.3U CN206067767U (en) | 2016-09-13 | 2016-09-13 | A kind of pin-disconnection preventing device of mine car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053259.3U CN206067767U (en) | 2016-09-13 | 2016-09-13 | A kind of pin-disconnection preventing device of mine car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206067767U true CN206067767U (en) | 2017-04-05 |
Family
ID=58437803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621053259.3U Expired - Fee Related CN206067767U (en) | 2016-09-13 | 2016-09-13 | A kind of pin-disconnection preventing device of mine car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206067767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106314473A (en) * | 2016-09-13 | 2017-01-11 | 开滦能源化工股份有限公司吕家坨矿业分公司 | Tramcar pin disengaging prevention device |
-
2016
- 2016-09-13 CN CN201621053259.3U patent/CN206067767U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106314473A (en) * | 2016-09-13 | 2017-01-11 | 开滦能源化工股份有限公司吕家坨矿业分公司 | Tramcar pin disengaging prevention device |
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|---|---|---|---|
| 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: 20170405 Termination date: 20180913 |