CN203889989U - Hydraulic braking device for haulage winch - Google Patents
Hydraulic braking device for haulage winch Download PDFInfo
- Publication number
- CN203889989U CN203889989U CN201420334807.4U CN201420334807U CN203889989U CN 203889989 U CN203889989 U CN 203889989U CN 201420334807 U CN201420334807 U CN 201420334807U CN 203889989 U CN203889989 U CN 203889989U
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- CN
- China
- Prior art keywords
- control lever
- brake control
- haulage gear
- bearing pin
- braking
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a hydraulic braking device for a haulage winch. The other end of a rear braking arm (6) is connected with a braking hydraulic oil cylinder (8) through a hinge pin II (7), a piston rod of the braking hydraulic oil cylinder is connected with one end of a connecting rod through an adjusting nut (10), and the other end of the connecting rod (12) is connected with the other end of a front braking arm (14) through a hinge pin III (13). According to the braking device, the hydraulic oil cylinder is adopted for braking, braking force is larger, and the braking operation is safe and reliable; the winch can be remotely controlled, and labor intensity of workers is greatly relieved; the phenomenon of gear collision of gears inside the winch can be avoided, and it is guaranteed that the winch is safely operated.
Description
Technical field
The utility model relates to hydraulic brake system, and specifically a kind of haulage gear hydraulic brake system, belongs to brake equipment field.
Background technology
In China's coal-mine industry, haulage gear is mainly useful under coal mine and other mine is less than at inclination angle on the tunnel traction mine car of 30 °.Generally speaking, haulage gear by the electro hydraulicthruster on safety brake to being in an emergency or the capstan drum of et out of order is braked; Utilize service brake, can, in the situation that not stopping, capstan drum be braked; Clutch lock can be controlled the running of winch and stop.
Yet on the one hand, the braking force of electro hydraulicthruster is less, can not meet the requirement of winch lock torque, if winch is braked by M/C, braking force is little, can not meet the brake request of winch especially, have potential safety hazard, and operator's labour intensity is very large; On the other hand, because service brake and clutch lock are M/C, may cause the tight maloperation of simultaneously stopping of service brake and clutch lock, the consequence of operation can cause winch internal gear to be broken like this;
Summary of the invention
The problem existing for above-mentioned prior art, the utility model provides a kind of haulage gear brake fluid pressure device, can replace operator's hand brake by hydraulic braking, save labour power, increase braking force, guarantee that braking is reliable, and can realize remote servicing, guarantee hoistman safety.
To achieve these goals, the technical solution adopted in the utility model is: a kind of haulage gear hydraulic brake system, comprise that symmetry is arranged on rear braking piece and the Front brake piece of reel both sides, rear braking piece is arranged on rear brake control lever by bearing pin I, Front brake piece is arranged on front brake control lever by bearing pin IV, rear brake control lever one end is arranged on the rear support on haulage gear by bearing pin VI, front brake control lever one end is arranged on the front bearing on haulage gear by bearing pin IV, the described rear brake control lever other end is connected with brake fluid pressure oil cylinder by bearing pin II, the piston rod of brake fluid pressure oil cylinder is connected with one end of connecting rod by adjusting nut, the other end of connecting rod is connected with the other end of described front brake control lever by bearing pin III, described adjusting nut one end is minus thread, the other end is right-hand screw thread, by rotation adjusting nut, can adjust the gap between described rear braking piece and Front brake piece and reel.
Further, on the minus thread of described adjusting nut one end, left-handed nut is installed.
Further, on the right-hand screw thread of the described adjusting nut other end, right handed unt is installed.
Further, the rear brake control lever one end contacting with described rear support is provided with left anti-bias centering block.
Further, the anti-bias centering block in a described left side is adjusted the beat amount of described rear brake control lever by left adjustment screw.
Further, the front brake control lever one end contacting with described front bearing is provided with right anti-bias centering block.
Further, the anti-bias centering block in the described right side is adjusted the beat amount of described front brake control lever by right adjustment screw.
The beneficial effects of the utility model are: this brake equipment, adopt hydraulic ram braking, and can make braking force larger, safe and reliable during braking; Hydraulic ram braking can avoid driver closely to operate, can remote control winch; Hydraulic ram braking, can avoid driver's duplication of labour, greatly reduces labor strength; The braking of employing hydraulic brake system, can avoid winch internal gear to beat tooth phenomenon, guarantees winch safe in operation.
Accompanying drawing explanation
Fig. 1 is integral structure schematic diagram of the present utility model;
In figure: 1, rear support, 2, left adjustment screw, 3, left anti-bias centering block, 4, rear braking piece, 5, bearing pin I, 6, rear brake control lever, 7, bearing pin II, 8, brake fluid pressure oil cylinder, 9, left-handed nut, 10, adjusting nut, 11, right handed unt, 12, connecting rod, 13, bearing pin III, 14, front brake control lever, 15, Front brake piece, 16, bearing pin IV, 17, right anti-bias centering block, 18, right adjustment screw, 19, front bearing, 20, bearing pin V, 21, bearing pin VI.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1: a kind of haulage gear hydraulic brake system, comprise the rear support 1 being arranged on haulage gear, rear support 1 links together by bearing pin VI 21 and rear brake control lever 6 one end, in rear brake control lever 6 one end that contact with rear support 1, left anti-bias centering block 3 is installed, the anti-bias centering block 3 in a described left side can be adjusted the beat amount of rear brake control lever 6 by left adjustment screw 2, make rear brake control lever 6 in rational position, on rear brake control lever 6, by bearing pin I 5, rear braking piece 4 is installed, rear brake control lever 6 other ends are connected with brake fluid pressure oil cylinder 8 by bearing pin II 7, the piston rod of brake fluid pressure oil cylinder 8 is connected with one end of connecting rod 12 by adjusting nut 10, connecting rod 12 is connected with front brake control lever 14 one end by bearing pin III, front brake control lever 14 other ends are arranged on the front bearing 19 on haulage gear by bearing pin V 20, on front brake control lever 14, by bearing pin IV 16, be connected with Front brake piece 15.Described adjusting nut 10 left ends are minus thread, and adjusting nut 10 right-hand members are right-hand screw thread, at the piston rod of brake fluid pressure oil cylinder 8, are screw mandrel, and screw mandrel is minus thread, and left-handed nut 9 is installed on minus thread; Connecting rod 12 is screw mandrels, and it is right-hand screw thread screw mandrel, and right handed unt 11 is installed on the right-hand screw thread of connecting rod 12, by rotation adjusting nut 10, just can adjust the gap between rear braking piece 4 and Front brake piece 15 and reel brake wheel.After the distance between described Front brake piece 15 and rear braking piece 4 and reel brake wheel is certain, left-handed nut 9 and right handed unt 11 are screwed.In front brake control lever 14 one end that contact with front bearing 19, right anti-bias centering block 17 is installed, the anti-bias centering block 17 in the described right side can be adjusted the beat amount of front brake control lever 14 by right adjustment screw 18, makes front brake control lever 14 in rational position.
Working process: the rope traction mine car or the flat truck that are wound around on haulage gear are walked on underground rails of coal mine, when running into emergency situation or et out of order, solenoid directional control valve meeting auto-breaking in hydraulic brake system, because the brake fluid pressure oil cylinder 8 on hydraulic brake system adopts normally closed dish spring structure, brake fluid pressure oil cylinder 8 is under the effect of hydraulic oil, by bearing pin II 7 and bearing pin III 13, braking force is delivered on rear brake control lever 6 and front brake control lever 14 respectively, on rear brake control lever 6, rear braking piece 4 is installed, on front brake control lever 14, Front brake piece 15 is installed, the braking force being delivered on rear brake control lever 6 and front brake control lever 14 can be delivered to respectively on rear braking piece 4 and Front brake piece 15 by bearing pin I 5 and bearing pin IV 16 again, thereby make two brake shoes with braking force and act on reel, the friction force producing between brake shoes and reel is by reel locking, thereby realize the braking to reel.
Claims (6)
1. a haulage gear hydraulic brake system, comprise that symmetry is arranged on rear braking piece (4) and the Front brake piece (15) of reel both sides, rear braking piece (4) is arranged on rear brake control lever (6) by bearing pin I (5), Front brake piece (15) is arranged on front brake control lever (14) by bearing pin IV (16), rear brake control lever (6) one end is arranged on the rear support (1) on haulage gear by bearing pin VI (21), front brake control lever (14) one end is arranged on the front bearing (19) on haulage gear by bearing pin IV (16), it is characterized in that: described rear brake control lever (6) other end is connected with brake fluid pressure oil cylinder (8) by bearing pin II (7), the other end of described front brake control lever (14) is connected with one end of connecting rod (12) by bearing pin III (13), the other end of the piston rod of described brake fluid pressure oil cylinder (8) and connecting rod (12) links together by adjusting nut (10), the piston rod of described brake fluid pressure oil cylinder (8) is minus thread screw mandrel, the other end of described connecting rod (12) is right-hand screw thread screw mandrel, by rotation adjusting nut (10), can adjust the gap between described rear braking piece (4) and Front brake piece (15) and reel.
2. haulage gear hydraulic brake system according to claim 1, it is characterized in that: on the minus thread of described adjusting nut (10) end, left-handed nut (9) is installed, right handed unt (11) is installed on the right-hand screw thread of described adjusting nut (10) other end.
3. haulage gear hydraulic brake system according to claim 1 and 2, is characterized in that: rear brake control lever (6) one end contacting with described rear support (1) is provided with left anti-bias centering block (3).
4. haulage gear hydraulic brake system according to claim 3, is characterized in that: the anti-bias centering block in a described left side (3) is adjusted the beat amount of described rear brake control lever (6) by left adjustment screw (2).
5. haulage gear hydraulic brake system according to claim 1 and 2, is characterized in that: front brake control lever (14) one end contacting with described front bearing (19) is provided with right anti-bias centering block (17).
6. haulage gear hydraulic brake system according to claim 5, is characterized in that: the anti-bias centering block in the described right side (17) is adjusted the beat amount of described front brake control lever (14) by right adjustment screw (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420334807.4U CN203889989U (en) | 2014-06-20 | 2014-06-20 | Hydraulic braking device for haulage winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420334807.4U CN203889989U (en) | 2014-06-20 | 2014-06-20 | Hydraulic braking device for haulage winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203889989U true CN203889989U (en) | 2014-10-22 |
Family
ID=51716417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420334807.4U Expired - Fee Related CN203889989U (en) | 2014-06-20 | 2014-06-20 | Hydraulic braking device for haulage winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203889989U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105271040A (en) * | 2014-06-20 | 2016-01-27 | 徐州安迪矿山设备有限公司 | Hydraulic brake apparatus of haulage winch |
| CN106698232A (en) * | 2016-12-21 | 2017-05-24 | 苏州蓝王机床工具科技有限公司 | Braking-torque-variable winding engine |
-
2014
- 2014-06-20 CN CN201420334807.4U patent/CN203889989U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105271040A (en) * | 2014-06-20 | 2016-01-27 | 徐州安迪矿山设备有限公司 | Hydraulic brake apparatus of haulage winch |
| CN106698232A (en) * | 2016-12-21 | 2017-05-24 | 苏州蓝王机床工具科技有限公司 | Braking-torque-variable winding engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150620 |
|
| EXPY | Termination of patent right or utility model |