CN204323348U - A kind of hopper wagon bottom door blocking device - Google Patents
A kind of hopper wagon bottom door blocking device Download PDFInfo
- Publication number
- CN204323348U CN204323348U CN201420850160.0U CN201420850160U CN204323348U CN 204323348 U CN204323348 U CN 204323348U CN 201420850160 U CN201420850160 U CN 201420850160U CN 204323348 U CN204323348 U CN 204323348U
- Authority
- CN
- China
- Prior art keywords
- centre
- vertical drive
- lock pawl
- drive spindle
- bottom door
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The utility model discloses a kind of hopper wagon bottom door blocking device, comprise vertical drive spindle, outer lock bracket and centre-lock pawl, return springs, vertical drive spindle is vertically slidably mounted on guiding backing plate, return springs is installed between vertical drive spindle and guiding backing plate, rotating shaft is also fixed with support, this support is positioned at the below of vertical drive spindle, and the middle part of centre-lock pawl is hinged to be installed on support, the afterbody of centre-lock pawl and the lower end of vertical drive spindle hinged; Outer lock bracket is fixed on a resting, this outer lock bracket is provided with centre hole, the centre hole of this outer lock bracket is provided with latch-up structure, and this centre-lock pawl swings around jointed shaft and locks with the latch-up structure of the inner ring of outer lock bracket to coordinating or be separated on perpendicular.This bottom door locking device structure advantages of simple, can carry out self-locking to the bottom door of hopper car under the prerequisite not increasing any operation, improves the success ratio of bottom door locking, avoids bottom door automatically open and cause economic damages.
Description
Technical field
The utility model relates to a kind of bottom door blocking device, refers to a kind of hopper wagon bottom door blocking device especially.
Background technology
K18AK (BK) KM _, remains China's coal-mine, main force's vehicle of the short-distance transports of enterprise's coal such as electric power at present.This vehicle-mounted heavy 60t; Carriage box volume capacity 63m3; Running velocity 60Km/ hour; Unload coal by being arranged on lower car body 4 bottom doors.The manual switching mechanism of only installation that bottom door opening and closing control mechanism needs according to user, the then installation had manually overlaps opening and closing devices with pneumatic two.Improve for manual switching mechanism Problems existing in the utility model.The principle of work of current manual switching mechanism is: clickwise handwheel → handwheel drives worm and gear rotation → worm gear connection upper transmission axle → upper transmission axle and upper crank throw synchronous rotary in axis of rotation → drives drop-gear box → by the connection of bearing pin, connecting rod is moved to direction, upper right side, the upper transmission axle until cushion block reclines, now bottom door is in the closed position, self-locking after the dead point certain angle of the inclined upper transmission axle upper end excessively of bearing pin hinged between connecting rod and upper crank throw.
But in the actual operation of vehicle, vehicle is owing to lacking normal service, usually there is accumulated snow, accumulated ice, long-pending coal phenomenon in the upper transmission axle top of manual switching mechanism, in addition sometimes in operation at night, the factors such as sight line state is bad, lack a sense of responsibility, cushion block is difficult to recline upper transmission axle, and dead point (or it is on the low side to cross dead point amount) just do not crossed by such connecting rod, range estimation is difficult to again judge, thus causes self-locking unreliable.Will be there is bottom door and automatically open in vehicle, cause operation accident in operation, produces economic loss.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of hopper wagon bottom door blocking device, this bottom door locking device structure advantages of simple, self-locking can be carried out to the bottom door of hopper car under the prerequisite not increasing any operation, improve the success ratio of bottom door locking, avoid bottom door automatically open and cause economic damages.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of hopper wagon bottom door blocking device, comprise vertical drive spindle, outer lock bracket and centre-lock pawl, return springs, the rotating shaft of the manual switching mechanism of bottom door of described hopper car is fixed with guiding backing plate, described vertical drive spindle is vertically slidably mounted on guiding backing plate, described return springs is installed between vertical drive spindle and guiding backing plate, this return springs produces elastic force straight up to vertical drive spindle, the upper end of this vertical drive spindle extrudes with the handwheel be installed in rotating shaft and coordinates, described rotating shaft is also fixed with support, and this support is positioned at the below of vertical drive spindle, and the middle part of centre-lock pawl is hinged to be installed on support, the afterbody of centre-lock pawl and the lower end of vertical drive spindle hinged, outer lock bracket is fixed on a resting static relative to funnel vehicle body, this outer lock bracket is provided with centre hole, described vertical drive spindle, centre-lock pawl, rotating shaft are all in centre hole, the centre hole of this outer lock bracket is provided with the latch-up structure matched with the head of centre-lock pawl, and this centre-lock pawl swings around jointed shaft and locks with the latch-up structure of the inner ring of outer lock bracket to coordinating or be separated on perpendicular.
As the preferred scheme of one, described latch-up structure comprises the circle internal tooth be arranged on outer lock bracket centre hole, and the described nose shape of centre-lock pawl and the shape adaptation of internal tooth, the head of this centre-lock pawl can be embedded between the adjacent interior teeth of internal tooth.
As the preferred scheme of one, described latch-up structure comprises the circle embedded hole be arranged in outer lock bracket, this embedded hole becomes circumference uniform distribution relative to spindle central, and the head of described centre-lock pawl is provided with the Embedded Division to lower convexity, and this Embedded Division can embed with arbitrary embedded hole and coordinate.
As the preferred scheme of one, the number of described centre-lock pawl is two or more, and the afterbody of described centre-lock pawl is all hinged with a transition rings, and this transition rings is connected with the lower end of vertical drive spindle.
As the preferred scheme of one, described outer lock bracket is fixed on the casing upper end of the drop-gear box of manual switching mechanism.
As the preferred scheme of one, the number of described centre-lock pawl is two or more, the quantity of described vertical drive spindle and the quantity of centre-lock pawl are to mating, described rotating shaft is fixed with guiding gasket ring, the vertical drive spindle of every root be all vertically slidably mounted on guiding gasket ring on and and between corresponding guiding gasket ring, return springs is installed, the middle part of described centre-lock pawl is all hinged with the support be fixed in rotating shaft, the lower end of vertical drive spindle and the afterbody one_to_one corresponding of centre-lock pawl hinged.
After have employed technique scheme, effect of the present utility model is: this bottom door latch-up structure is simple and reasonable, and rotating shaft upper end needs to install handwheel, when handwheel is installed, handwheel can press down vertical drive spindle, force the tail down action of centre-lock pawl, and the head of centre-lock pawl is separated with outer lock bracket, like this, rotating shaft is facilitated to rotate, after rotating shaft closes bottom door, handwheel to take off under normal circumstances, so under the elastic force effect of retracing spring, the head decline afterbody of centre-lock pawl rises, thus the latch-up structure of centre-lock pawl and outer lock bracket locks, such rotating shaft would not rotate, even if the self-locking position so between the connecting rod and upper crank throw of manual switching mechanism there occurs depart from, rotating shaft still can not rotate, rotating shaft non rotating just cannot drive upper transmission axle to rotate, so bottom door just cannot be opened automatically.This bottom door locking device structure advantages of simple, can carry out self-locking to the bottom door of hopper car under the prerequisite not increasing any operation, improves the success ratio of bottom door locking, avoids bottom door automatically open and cause economic damages.
Again because described latch-up structure comprises the circle internal tooth be arranged on outer lock bracket centre hole, the described nose shape of centre-lock pawl and the shape adaptation of internal tooth, the head of this centre-lock pawl can be embedded between the adjacent interior teeth of internal tooth, this latch-up structure structure is simple, easy to process and cost is low, also ensure that locking effect simultaneously.
Again because described latch-up structure comprises the circle embedded hole be arranged in outer lock bracket, this embedded hole becomes circumference uniform distribution relative to spindle central, the head of described centre-lock pawl is provided with the Embedded Division to lower convexity, this Embedded Division can embed with arbitrary embedded hole and coordinate, this structure processing is simple, locking effect is very good simultaneously, not easily misplaces.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the constructional drawing of manual switching mechanism in background technology;
Constructional drawing when Fig. 2 is manual switching mechanism closed condition in background technology;
Fig. 3 is the constructional drawing of embodiment 1 in the utility model;
Fig. 4 is the structure cutaway view of Fig. 3 A-A;
Fig. 5 is the cutaway view of another kind of latch-up structure;
The structure cutaway view of Fig. 6 embodiment 2;
Fig. 7 is that the construction profile of embodiment 2 cuts open figure;
In accompanying drawing: 1. rotating shaft; 2. handwheel; 3. drop-gear box; 4. clutch control lever; 5. free-wheel clutch; 6. driven by clutches Shaft assembly; 7. bearing pin one; 8. upper transmission axle; 9. go up crank throw; 10. connecting rod; 11. times crank throws; 12. bearing pins two; 13. bottom transmission shafts; 14. cushion blocks; 15. vertical drive spindles; 16. guiding backing plates; 17. return springs; 18. outer lock bracket; 19. supports; 20. centre-lock pawls; 21. internal tooths; 22. transition rings; 23. embedded holes; 24. Embedded Divisions.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail.
Bottom door latch-up structure of the present utility model increases on the basis of original manual switching mechanism, many one locking weighed.
As shown in Figure 1, 2, the manual switching mechanism in background technology comprises handwheel 2, rotating shaft 1, drop-gear box 3, free-wheel clutch 5, driven by clutches Shaft assembly 6, upper transmission axle 8, upper crank throw 9, connecting rod 10, lower crank throw 11, bottom transmission shaft 13; Handwheel 2 screw thread is installed in rotating shaft 1, installs during operation, and after on-off action completes, handwheel 2 takes off; Rotating shaft 1 is connected with drop-gear box 3, and the rotation of rotating shaft 1 can drive drop-gear box 3 action, uses worm gear structure transferring power in drop-gear box 3; Drop-gear box 3 is connected with free-wheel clutch 5, and free-wheel clutch 5 clutch control lever 4 is handled; Free-wheel clutch 5 utilizes driven by clutches Shaft assembly 6 to be connected with upper transmission axle 8, upper transmission axle 8 connects one end of crank throw 9 on Ei, the other end of upper crank throw 9 is connected with one end of connecting rod 10 by bearing pin 1, the other end of connecting rod 10 is connected with one end of lower crank throw 11 by bearing pin 2 12, the other end of lower crank throw 11 connects bottom transmission shaft 13, being in transmission connection of bottom transmission shaft 13 this and hopper car.
When bottom door is closed by needs, after handwheel 2 is installed, rotate handwheel 2, rotating shaft 1 is utilized to drive drop-gear box 3 action, thus transmission of power is to upper transmission axle 8, upper transmission axle 8 make under the drive of upper crank throw 9 bearing pin 1 walk around upper transmission axle 8 vertical above dead point, and depart from certain angle, until cushion block 14 relies on and upper transmission axle 8 completes first re-locks, also just only this is used to re-lock at present.
Embodiment 1
As Fig. 3, 4, shown in 5, a kind of hopper wagon bottom door blocking device, comprise vertical drive spindle 15, outer lock bracket 18 and centre-lock pawl 20, return springs 17, the rotating shaft 1 of the manual switching mechanism of bottom door of described hopper car is fixed with guiding backing plate 16, described vertical drive spindle 15 is vertically slidably mounted on guiding backing plate 16, described return springs 17 is installed between vertical drive spindle 15 and guiding backing plate 16, this return springs 17 produces elastic force straight up to vertical drive spindle 15, this return springs 17 is Compress Spring, vertical drive spindle 15 welds spring perch, spring perch is positioned at the top of guiding backing plate 16, Compress Spring is compressed between guiding backing plate 16 and spring perch.Certainly, this return springs 17 also can be extension spring, and spring perch then can be arranged on the below of guiding backing plate 16.
The upper end of this vertical drive spindle 15 extrudes with the handwheel 2 be installed in rotating shaft 1 and coordinates; Described rotating shaft 1 is also fixed with support 19, and this support 19 is positioned at the below of vertical drive spindle 15, and the middle part of centre-lock pawl 20 is hinged to be installed on support 19, the afterbody of centre-lock pawl 20 and the lower end of vertical drive spindle 15 hinged; Outer lock bracket 18 is fixed on a resting static relative to funnel vehicle body, and the outer lock bracket 18 of the present embodiment is fixed on the casing upper end of the drop-gear box 3 of manual switching mechanism.This outer lock bracket 18 is provided with centre hole, described vertical drive spindle 15, centre-lock pawl 20, rotating shaft 1 are all in centre hole, the centre hole of this outer lock bracket 18 is provided with the latch-up structure matched with the head of centre-lock pawl 20, and this centre-lock pawl 20 swings around jointed shaft and locks with the latch-up structure of the inner ring of outer lock bracket 18 to coordinating or be separated on perpendicular.
In the present embodiment, described latch-up structure comprises the circle internal tooth 21 be arranged on outer lock bracket 18 centre hole, the nose shape of described centre-lock pawl 20 and the shape adaptation of internal tooth 21, the head of this centre-lock pawl 20 can be embedded between internal tooth 21 adjacent internal tooth 21 tooth.Certainly, the number of described centre-lock pawl 20 is at least one, a centre-lock pawl 20 can meet locking requirement, but do not discharge multiple centre-lock pawl 20, such as, when center lock pawl 20 is two or more, the afterbody of described centre-lock pawl 20 is all hinged with a transition rings 22, and this transition rings 22 is connected with the lower end of vertical drive spindle 15.As shown in Figure 5, the quantity of centre-lock pawl 20 is four.And be all connected with transition rings 22.Certainly, can also be utilize multiple vertical drive spindle 15 to drive, the quantity of described vertical drive spindle 15 and the quantity of centre-lock pawl 20 are to mating, described rotating shaft 1 is fixed with guiding gasket ring, the vertical drive spindle of every root 15 be all vertically slidably mounted on guiding gasket ring on and and between corresponding guiding gasket ring, return springs 17 is installed, the middle part of described centre-lock pawl 20 is all hinged with the support 19 be fixed in rotating shaft 1, the lower end of vertical drive spindle 15 and the afterbody one_to_one corresponding of centre-lock pawl 20 hinged.
Embodiment 2
As shown in Figure 7, structure in this embodiment is substantially identical with structure in embodiment 1, just latch-up structure is distinguished to some extent: described latch-up structure comprises the circle embedded hole 23 be arranged in outer lock bracket 18, this embedded hole 23 becomes circumference uniform distribution relative to rotating shaft 1 center, the head of described centre-lock pawl 20 is provided with the Embedded Division 24 to lower convexity, and this Embedded Division 24 can embed with arbitrary embedded hole 23 and coordinate.Certainly, in this embodiment, the quantity of centre-lock pawl 20 can be also multiple as in Example 1, and the afterbody of centre-lock pawl 20 also can be connected with transition rings 22, then utilizes one or many vertical drive spindles 15 to drive.If also transition rings 22 can not be utilized and directly utilize many vertical drive spindles 15 and individual return springs 17 to drive.As shown in Figure 7, the height of this centre-lock pawl 20 is higher than the height of the embedded hole 23 of outer lock bracket 18, centre-lock pawl 20 is when jointed shaft swings, the Embedded Division 24 of centre-lock pawl 20 head can depart from or embed from embedded hole 23, as long as the width fits of the width of Embedded Division 24 and embedded hole 23 limits rotating shaft 1 and does not rotate, rotating shaft 1 is not rotated and would not be swung by drivening rod 10, thus just achieves secondary locking yet.
This lockout mechanism is transformed on the basis of original manual switching mechanism, be applicable to hopper car new car or used car transformation, with low cost, simultaneously, when not increasing operational motion, secondary locking can be realized, when handwheel is installed, handwheel can press down vertical drive spindle 15, centre-lock pawl 20 is separated with outer lock bracket 18, thus the rotation of the wheel 2 that might as well be in the way, and after rotation hand wheel completes locking, take off handwheel, vertical drive spindle 15 upward movement under the effect of return springs, and lock from center lock pawl 20 and outer lock bracket 18, achieve secondary locking.
The above embodiment is only the description to the preferred embodiment of the present invention; not as limiting the scope of the invention; design on the basis of spirit not departing from the present invention; the various distortion make technical solution of the present invention and transformation, all should fall in protection domain that claims of the present invention determine.
Claims (6)
1. a hopper wagon bottom door blocking device, it is characterized in that: comprise vertical drive spindle, outer lock bracket and centre-lock pawl, return springs, the rotating shaft of the manual switching mechanism of bottom door of described hopper car is fixed with guiding backing plate, described vertical drive spindle is vertically slidably mounted on guiding backing plate, described return springs is installed between vertical drive spindle and guiding backing plate, this return springs produces elastic force straight up to vertical drive spindle, and the upper end of this vertical drive spindle extrudes with the handwheel be installed in rotating shaft and coordinates; Described rotating shaft is also fixed with support, and this support is positioned at the below of vertical drive spindle, and the middle part of centre-lock pawl is hinged to be installed on support, the afterbody of centre-lock pawl and the lower end of vertical drive spindle hinged; Outer lock bracket is fixed on a resting static relative to funnel vehicle body, this outer lock bracket is provided with centre hole, described vertical drive spindle, centre-lock pawl, rotating shaft are all in centre hole, the centre hole of this outer lock bracket is provided with the latch-up structure matched with the head of centre-lock pawl, and this centre-lock pawl swings around jointed shaft and locks with the latch-up structure of the inner ring of outer lock bracket to coordinating or be separated on perpendicular.
2. a kind of hopper wagon bottom door blocking device as claimed in claim 1, it is characterized in that: described latch-up structure comprises the circle internal tooth be arranged on outer lock bracket centre hole, the described nose shape of centre-lock pawl and the shape adaptation of internal tooth, the head of this centre-lock pawl can be embedded between the adjacent interior teeth of internal tooth.
3. a kind of hopper wagon bottom door blocking device as claimed in claim 1, it is characterized in that: described latch-up structure comprises the circle embedded hole be arranged in outer lock bracket, this embedded hole becomes circumference uniform distribution relative to spindle central, the head of described centre-lock pawl is provided with the Embedded Division to lower convexity, and this Embedded Division can embed with arbitrary embedded hole and coordinate.
4. a kind of hopper wagon bottom door blocking device as claimed in claim 2 or claim 3, it is characterized in that: the number of described centre-lock pawl is two or more, the afterbody of described centre-lock pawl is all hinged with a transition rings, and this transition rings is connected with the lower end of vertical drive spindle.
5. a kind of hopper wagon bottom door blocking device as claimed in claim 4, is characterized in that: described outer lock bracket is fixed on the casing upper end of the drop-gear box of manual switching mechanism.
6. a kind of hopper wagon bottom door blocking device as claimed in claim 2 or claim 3, it is characterized in that: the number of described centre-lock pawl is two or more, the quantity of described vertical drive spindle and the quantity of centre-lock pawl are to mating, described rotating shaft is fixed with guiding gasket ring, the vertical drive spindle of every root be all vertically slidably mounted on guiding gasket ring on and and between corresponding guiding gasket ring, return springs is installed, the middle part of described centre-lock pawl is all hinged with the support be fixed in rotating shaft, the lower end of vertical drive spindle and the afterbody one_to_one corresponding of centre-lock pawl hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850160.0U CN204323348U (en) | 2014-12-29 | 2014-12-29 | A kind of hopper wagon bottom door blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850160.0U CN204323348U (en) | 2014-12-29 | 2014-12-29 | A kind of hopper wagon bottom door blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204323348U true CN204323348U (en) | 2015-05-13 |
Family
ID=53159736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420850160.0U Withdrawn - After Issue CN204323348U (en) | 2014-12-29 | 2014-12-29 | A kind of hopper wagon bottom door blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204323348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527672A (en) * | 2014-12-29 | 2015-04-22 | 江苏瑞铁轨道装备有限公司 | Locking device of hopper car bottom door |
-
2014
- 2014-12-29 CN CN201420850160.0U patent/CN204323348U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527672A (en) * | 2014-12-29 | 2015-04-22 | 江苏瑞铁轨道装备有限公司 | Locking device of hopper car bottom door |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104527672A (en) | Locking device of hopper car bottom door | |
| CN203047267U (en) | Railway stone frantic jumble funnel vehicle bottom door opening and closing mechanism | |
| CN102556087B (en) | Bottom door opening and closing mechanism for railway coal hopper car | |
| CN107757652A (en) | The EMU carrying wheel set axle box device of quasi- broad gage conversion | |
| CN204037562U (en) | A kind of bottom door of railway hopper car open and close system | |
| CN204323348U (en) | A kind of hopper wagon bottom door blocking device | |
| CN101314356B (en) | Wind power/manual linkage apparatus for discharge of railway freight transport hopper wagon | |
| CN203460878U (en) | Reversing device for mining track | |
| CN108331910B (en) | New energy automobile transmission | |
| CN204660510U (en) | Lifting pit type garbage bin | |
| CN109654248A (en) | A kind of ball valve of the double V-shaped ball of band | |
| CN205663918U (en) | Low eccentric half -ball valve of moment that opens and close | |
| CN202214157U (en) | Electric rotary lifting hook device of crane | |
| CN209425368U (en) | A kind of hand-rail type general automobile spring assembling/disassembling tool | |
| CN104696636B (en) | A kind of Pneumatic crane tube steering knuckle | |
| CN111203984A (en) | Attached rotary sealing mixer truck | |
| CN201247717Y (en) | Interlocking mechanism of switch cabinet | |
| CN207955656U (en) | The high-speed EMUs power wheel set axle box device of quasi- broad gage conversion | |
| CN205737236U (en) | A kind of locomotive gear drive rearview mirror | |
| CN205220869U (en) | Electric motor car intelligence drum is stopped and is locked emergency device | |
| CN107662620A (en) | A kind of empty iron power suspension mechanism | |
| CN208519213U (en) | A kind of full packet three-flat ball valve of automation | |
| CN207712069U (en) | The high-speed EMUs carrying wheel set axle box device of quasi- broad gage conversion | |
| CN209340465U (en) | The novel swelled plug cock of railway locomotive | |
| CN203214727U (en) | Automatic compensation device of brake |
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 | ||
| CP03 | Change of name, title or address |
Address after: 215600 Zhangjiagang Economic Development Zone (Tong Town, Middle West Road), Jiangsu, Jiangsu iron track equipment, Limited by Share Ltd Patentee after: JIANGSU RAILTECO EQUIPMENT CO., LTD. Address before: 215600, Zhangjiagang Suzhou Economic Development Zone (Tong Town, Middle West Road) Jiangsu Jiangsu iron rail equipment Co., Ltd. Patentee before: JIANGSU RUITIE RAIL EQUIPMENT CO., LTD. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150513 Effective date of abandoning: 20170630 |