CN202728254U - Automatic overspeed braking mechanism of coal mine conveying system - Google Patents
Automatic overspeed braking mechanism of coal mine conveying system Download PDFInfo
- Publication number
- CN202728254U CN202728254U CN 201220363821 CN201220363821U CN202728254U CN 202728254 U CN202728254 U CN 202728254U CN 201220363821 CN201220363821 CN 201220363821 CN 201220363821 U CN201220363821 U CN 201220363821U CN 202728254 U CN202728254 U CN 202728254U
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- CN
- China
- Prior art keywords
- mount pad
- driving gear
- hinged
- gear boxes
- axial plunger
- Prior art date
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- Withdrawn - After Issue
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Abstract
The utility model provides an automatic overspeed braking mechanism of a coal mine conveying system. The automatic overspeed braking mechanism comprises an installation base, two pairs of auxiliary frames, driving gear boxes, axial plunger oil pumps, levers, a hydraulic cylinder, a hydraulic oil box, pulleys and hydraulic control units, wherein the two pairs of auxiliary frames are fixedly connected with the installation base; the upper part of each auxiliary frame is connected with an auxiliary wheel; the two driving gear boxes are oppositely arranged between the two pairs of auxiliary frames; shafts, on which input gears are arranged, at the upper parts of the two driving gear boxes are provided with the pulleys; the middle parts of the two driving gear boxes are provided with hinge bars and hinged with the installation base by virtue of the hinge bars; the lower parts of the two driving gear boxes are respectively hinged at one ends of the respective levers; the other ends of the two levers are respectively hinged at two ends of the hydraulic oil cylinders; the axial plunger oil pumps are fixedly connected with the respectively driving gear boxes; the output gears of the driving gear boxes are in driving connection with the input ends of the respective axial plunger oil pumps; and the hydraulic oil box is fixedly connected with the installation box. The automatic overspeed braking mechanism can fully utilize the power generated by the system and is high in safety coefficient.
Description
Technical field
The utility model relates to the auxiliary overspeed protection mechanism of a kind of Coal Transportation system, especially a kind of hypervelocity automatic brake mechanism.
Background technology
The Coal Transportation system is divided into bottom surface double track transport dolly and monorail crane locomotive; the double track transport dolly is because noise is large; explosion-proof ability is eliminated gradually; two monorail crane locomotives are absolutely necessary in the control of course of conveying medium velocity; if excessive velocities will cause the loss of personnel and property; the hypervelocity braking mechanism of external monorail crane locomotive is to adopt propulsion source to carry braking mechanism to control, and just loses defencive function in case propulsion source breaks down, and safety factor is unreliable.
Summary of the invention
The purpose of this utility model is to provide a kind of system self that takes full advantage of to produce power, the Coal Transportation system hypervelocity automatic brake mechanism that safety factor is high.
To achieve these goals, the technical solution of the utility model is: a kind of Coal Transportation system hypervelocity automatic brake mechanism, comprise mount pad, auxiliary frame, drive gearbox, the axial plunger oil pump, lever, hydraulic ram, hydraulic reservoir, pulley and hydraulic control unit, auxiliary frame has two pairs, every couple of two of being positioned opposite, and all captive joint with mount pad, the top of each auxiliary frame all is fitted with auxiliary wheel, drive gearbox has two, and positioned opposite, and between two pairs of auxiliary frames, on the axle of the installation input gear of two transmission gear upper box parts pulley is housed all, the middle part of two drive gearboxs is equipped with articulated bracket, and hinged by the articulated bracket and the mount pad that are provided with separately, the bottom is hinged on respectively an end of the lever that is provided with separately, the other end of two levers is hinged on respectively the two ends of hydraulic ram, the axial plunger oil pump is captiveed joint with drive gearbox separately, and the output gear of drive gearbox all is in transmission connection with the input end of separately axial plunger oil pump, hydraulic reservoir is captiveed joint with mount pad, the axial plunger oil pump is connected with the hydraulic reservoir flexible pipe, and hydraulic control unit is captiveed joint with mount pad.
Described drive gearbox comprises casing, input gear, output gear and intermediate gear, input gear, output gear and intermediate gear all with the casing load.
Have articulated slab on the described mount pad, two drive gearboxs are hinged by separately articulated bracket and the articulated slab on the mount pad respectively.
After adopting said structure, the lifting appliance load of the utility model and transporting cargo, slide generation friction force to pulley at track by dead weight and make the pulley rotation, with the lifting appliance synchronizing moving, when coasting speed surpasses security settings, the pulley faster rotational speed, roller drives the transfer gear box inner gear and rotates, gear driven axial plunger operation of oil pump, to the hydraulic ram fuel feeding, hydraulic ram work is by mechanism's lever principle by hydraulic control unit in the oil pressure rising, and hydraulic ram drives lever, the rotation of lever drives drive gearbox, drive gearbox drive pulley grip track, thus it is mobile that the whole service system is stopped, so the utility model takes full advantage of the friction force that self produces, utilize lever principle that brake power is provided, safety factor is high.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1.
The specific embodiment
Embodiment below in conjunction with accompanying drawing provides is described in further detail the utility model.
Such as Fig. 1,2, shown in 3, a kind of Coal Transportation system hypervelocity automatic brake mechanism, comprise mount pad 1, auxiliary frame 2, drive gearbox 3, axial plunger oil pump 4, lever 5, hydraulic ram 6, hydraulic reservoir 7, pulley 8 and hydraulic control unit 10, auxiliary frame 2 has two pairs, every couple of two of being positioned opposite, and all captive joint with mount pad 1, the top of each auxiliary frame 2 all is fitted with auxiliary wheel 9, drive gearbox 3 has two, and positioned opposite, and between two pairs of auxiliary frames 2, on the axle of the installation input gear 3-1 on two drive gearbox 3 tops pulley 8 is housed all, the middle part of two drive gearboxs 3 is equipped with articulated bracket 3-5, and hinged by the articulated bracket 3-5 and the mount pad 1 that are provided with separately, the bottom is hinged on respectively an end of the lever 5 that is provided with separately, the other end of two levers 5 is hinged on respectively the two ends of hydraulic ram 6, axial plunger oil pump 4 is captiveed joint with drive gearbox 3 separately, and the output gear 3-2 of drive gearbox 3 all is in transmission connection with the input end of separately axial plunger oil pump 4, hydraulic reservoir 7 is captiveed joint with mount pad 1, axial plunger oil pump 4 is connected with hydraulic reservoir 7 flexible pipes, and hydraulic control unit 10 is captiveed joint with mount pad 1.
Referring to shown in Figure 2, for more stable transfer motion power, described drive gearbox 3 comprises casing 3-4, input gear 3-1, output gear 3-2 and intermediate gear 3-3, input gear 3-1, output gear 3-2 and intermediate gear 3-3 all with casing 3-4 load.
Referring to shown in Figure 1, rational in infrastructure in order to make, safe and reliable, have articulated slab 1-1 on the described mount pad 1, two drive gearboxs 3 are hinged by separately articulated bracket 3-5 and the articulated slab 1-1 on the mount pad 1 respectively.
Referring to Fig. 1, shown in 2, when the utility model uses, the lifting appliance of transporting cargo is installed on the utility model, pulley 8 is connected with 11 slippages of suspention track, slide generation friction force to pulley at suspention track 11 by dead weight and make pulley 8 rotations, with the lifting appliance synchronizing moving, when coasting speed surpasses security settings, pulley 8 faster rotational speed, the input gear 3-1 that pulley 8 drives in the transfer gear box 2 rotates, then pass to output gear 3-2, drive 4 work of axial plunger oil pump, oil pressure raises by hydraulic control unit 10 to hydraulic ram 6 fuel feeding, hydraulic ram 6 work, owing on the axle of the installation input gear 3-1 on two drive gearbox 3 tops pulley 8 being housed all, the middle part of two drive gearboxs 3 is equipped with articulated bracket 3-5, and hinged by the articulated bracket 3-5 and the mount pad 1 that are provided with separately, the bottom is hinged on respectively an end of the lever 5 that is provided with separately, the other end of two levers 5 is hinged on respectively the two ends of hydraulic ram 6, drive lever 5 motions during hydraulic ram 6 work, by mechanism's lever principle, lever 5 drives drive gearbox 3 and rotates, drive gearbox 3 drive pulley 8 grip track, thus it is mobile that the whole service system is stopped, so the utility model takes full advantage of the friction force that self produces, utilize lever principle that brake power is provided, safety factor is high.
Claims (3)
1. Coal Transportation system hypervelocity automatic brake mechanism, it is characterized in that: comprise mount pad (1), auxiliary frame (2), drive gearbox (3), axial plunger oil pump (4), lever (5), hydraulic ram (6), hydraulic reservoir (7), pulley (8) and hydraulic control unit (10), auxiliary frame (2) has two pairs, every couple of two of being positioned opposite, and all captive joint with mount pad (1), the top of each auxiliary frame (2) all is fitted with auxiliary wheel (9), drive gearbox (3) has two, and positioned opposite, and be positioned between two pairs of auxiliary frames (2), on the axle of the installation input gear (3-1) on two drive gearboxs (3) top pulley (8) is housed all, the middle part of two drive gearboxs (3) is equipped with articulated bracket (3-5), and hinged with mount pad (1) by articulated bracket (3-5) separately, the bottom is hinged on respectively an end of the lever (5) that is provided with separately, the other end of two levers (5) is hinged on respectively the two ends of hydraulic ram (6), axial plunger oil pump (4) is captiveed joint with drive gearbox (3) separately, and the output gear (3-2) of drive gearbox (3) all is in transmission connection with the input end of separately axial plunger oil pump (4), hydraulic reservoir (7) is captiveed joint with mount pad (1), axial plunger oil pump (4) is connected with hydraulic reservoir (7) flexible pipe, and hydraulic control unit (10) is captiveed joint with mount pad (1).
2. Coal Transportation according to claim 1 system hypervelocity automatic brake mechanism, it is characterized in that: described drive gearbox (3) comprises casing (3-4), input gear (3-1), output gear (3-2) and intermediate gear (3-3), input gear (3-1), output gear (3-2) and intermediate gear (3-3) all with casing (3-4) load.
3. Coal Transportation according to claim 1 system hypervelocity automatic brake mechanism, it is characterized in that: have articulated slab (1-1) on the described mount pad (1), two drive gearboxs (3) are hinged with the articulated slab (1-1) on the mount pad (1) by articulated bracket (3-5) separately respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220363821 CN202728254U (en) | 2012-07-26 | 2012-07-26 | Automatic overspeed braking mechanism of coal mine conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220363821 CN202728254U (en) | 2012-07-26 | 2012-07-26 | Automatic overspeed braking mechanism of coal mine conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202728254U true CN202728254U (en) | 2013-02-13 |
Family
ID=47653983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220363821 Withdrawn - After Issue CN202728254U (en) | 2012-07-26 | 2012-07-26 | Automatic overspeed braking mechanism of coal mine conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202728254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756742A (en) * | 2012-07-26 | 2012-10-31 | 常州御发工矿设备有限公司 | Automatic brake mechanism for over speed of coal mine transportation system |
-
2012
- 2012-07-26 CN CN 201220363821 patent/CN202728254U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756742A (en) * | 2012-07-26 | 2012-10-31 | 常州御发工矿设备有限公司 | Automatic brake mechanism for over speed of coal mine transportation system |
| CN102756742B (en) * | 2012-07-26 | 2014-07-23 | 常州御发工矿设备有限公司 | Automatic brake mechanism for over speed of coal mine transportation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130213 Effective date of abandoning: 20140723 |
|
| RGAV | Abandon patent right to avoid regrant |