CN105271040A - Hydraulic brake apparatus of haulage winch - Google Patents
Hydraulic brake apparatus of haulage winch Download PDFInfo
- Publication number
- CN105271040A CN105271040A CN201410281242.2A CN201410281242A CN105271040A CN 105271040 A CN105271040 A CN 105271040A CN 201410281242 A CN201410281242 A CN 201410281242A CN 105271040 A CN105271040 A CN 105271040A
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- control lever
- brake
- brake control
- block
- haulage gear
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Abstract
The invention discloses a hydraulic brake apparatus of a haulage winch. The other end of a rear brake arm (6) is connected with a braking hydraulic ram (8) through a pin roll II (7). The piston rod of the braking hydraulic ram is connected with one end of a connecting rod through an adjusting nut (10). The other end of the connecting rod (12) is connected with the other end of a front brake arm (14) through a pin roll III (13). The brake apparatus uses the hydraulic ram to brake, so braking forces are larger, and brake is safe and reliable. The brake apparatus can be far away from a controlled winch, and labor intensity of workers is greatly reduced. The brake apparatus can prevent gear damage phenomenon in a winch, and ensures operation safety of winch.
Description
Technical field
The present invention relates to hydraulic brake system, 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 in underground coal mine and other mine is less than on the tunnel traction mine car of 30 ° at inclination angle.Generally speaking, haulage gear by the electro hydraulicthruster on safety brake to be in an emergency or et out of order capstan drum braking; Utilizing service brake, when not stopping, capstan drum can be braked; Clutch lock can control running and the stopping of winch.
But on the one hand, the braking force of electro hydraulicthruster is less, can not meet the requirement of drawworks brake moment, brake winch if manually operate, braking force is little, can not meet the brake request of winch especially, there is potential safety hazard, and the labour intensity of operator is very large; On the other hand, because service brake and clutch lock are M/C, service brake and clutch lock may be caused to stop tight maloperation, the consequence of operation like this can cause winch internal gear to be broken simultaneously;
Summary of the invention
For above-mentioned prior art Problems existing, the invention provides a kind of haulage gear brake fluid pressure device, operator's hand brake can be replaced by hydraulic braking, save labour power, increase braking force, ensure that braking is reliable, and can remote servicing be realized, ensure hoistman safety.
To achieve these goals, the technical solution used in the present invention is: a kind of haulage gear hydraulic brake system, comprise rear braking block and Front brake block that symmetry is arranged on reel both sides, rear braking block is arranged on rear brake control lever by bearing pin I, Front brake block 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 to be arranged on before on haulage gear on bearing by bearing pin IV, the described rear brake control lever other end is connected with brake fluid pressure oil cylinder by pin shaft 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 pin shaft III, described adjusting nut one end is minus thread, the other end is right-hand screw thread, described rear braking block and the gap between Front brake block and reel can be adjusted by rotating adjusting nut.
Further, the minus thread of described adjusting nut one end is provided with left-handed nut.
Further, the right-hand screw thread of the described adjusting nut other end is provided with right handed unt.
Further, the rear brake control lever one end contacted with described rear support is provided with left anti-bias centering block.
Further, the anti-bias centering block in a described left side is by the beat amount of the described rear brake control lever of left adjustment screw adjustment.
Further, before contacting with described front bearing, brake control lever one end is provided with right anti-bias centering block.
Further, the anti-bias centering block in the described right side is by the beat amount of the described front brake control lever of right adjustment screw adjustment.
The invention has the beneficial effects as follows: this brake equipment, adopt hydraulic ram braking, braking force can be made larger, safe and reliable during braking; Hydraulic ram braking can avoid driver closely to operate, can remote control winch; Hydraulic ram is braked, and can avoid driver's duplication of labour, greatly reduce labor strength; Employing hydraulic brake system is braked, and winch internal gear can be avoided to beat tooth phenomenon, ensures winch safe in operation.
Accompanying drawing explanation
Fig. 1 is integral structure schematic diagram of the present invention;
In figure: 1, rear support, 2, left adjustment screw, 3, left anti-bias centering block, 4, rear braking block, 5, bearing pin I, 6, rear brake control lever, 7, pin shaft II, 8, brake fluid pressure oil cylinder, 9, left-handed nut, 10, adjusting nut, 11, right handed unt, 12, connecting rod, 13, pin shaft III, 14, front brake control lever, 15, Front brake block, 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.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1: a kind of haulage gear hydraulic brake system, comprise the rear support 1 be arranged on haulage gear, rear support 1 is linked together by bearing pin VI 21 and rear brake control lever 6 one end, in rear brake control lever 6 one end contacted with rear support 1, left anti-bias centering block 3 is installed, the anti-bias centering block in a described left side 3 can adjust the beat amount of rear brake control lever 6 by left adjustment screw 2, rear brake control lever 6 is made to be in rational position, rear brake control lever 6 is provided with rear braking block 4 by bearing pin I 5, rear brake control lever 6 other end is connected with brake fluid pressure oil cylinder 8 by pin shaft 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 pin shaft III, front brake control lever 14 other end to be arranged on before on haulage gear on bearing 19 by bearing pin V 20, front brake control lever 14 is connected with Front brake block 15 by bearing pin IV 16.Described adjusting nut 10 left end is minus thread, and adjusting nut 10 right-hand member is right-hand screw thread, be screw mandrel, and screw mandrel is minus thread, minus thread is provided with left-handed nut 9 at the piston rod of brake fluid pressure oil cylinder 8; Connecting rod 12 is screw mandrels, and it is right-hand screw thread screw mandrel, and the right-hand screw thread of connecting rod 12 is provided with right handed unt 11, just can adjust rear braking block 4 and the gap between Front brake block 15 and reel brake wheel by rotating adjusting nut 10.After described Front brake block 15 and the distance between rear braking block 4 and reel brake wheel are certain, left-handed nut 9 and right handed unt 11 are screwed.Before contacting with front bearing 19, brake control lever 14 one end is provided with right anti-bias centering block 17, and the anti-bias centering block in the described right side 17 can adjust the beat amount of front brake control lever 14 by right adjustment screw 18, makes front brake control lever 14 be in rational position.
Working process: the rope traction mine car that haulage gear is wound around or flat truck 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 disc spring structure, brake fluid pressure oil cylinder 8 is under the effect of hydraulic oil, respectively by pin shaft II 7 and pin shaft III 13, braking force is delivered on rear brake control lever 6 and front brake control lever 14, rear brake control lever 6 is provided with rear braking block 4, front brake control lever 14 is provided with Front brake block 15, the braking force be delivered on rear brake control lever 6 and front brake control lever 14 can be delivered on rear braking block 4 and Front brake block 15 by bearing pin I 5 and bearing pin IV 16 again respectively, thus make two brake shoes with braking force and act on reel, the friction force produced between brake shoes and reel is by reel locking, thus the braking realized reel.
Claims (6)
1. a haulage gear hydraulic brake system, comprise rear braking block (4) and Front brake block (15) that symmetry is arranged on reel both sides, rear braking block (4) is arranged on rear brake control lever (6) by bearing pin I (5), Front brake block (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 pin shaft II (7), the other end of described front brake control lever (14) is connected with one end of connecting rod (12) by pin shaft III (13), the piston rod of described brake fluid pressure oil cylinder (8) and the other end of connecting rod (12) are linked 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, can adjust described rear braking block (4) and the gap between Front brake block (15) and reel by rotating adjusting nut (10).
2. haulage gear hydraulic brake system according to claim 1, it is characterized in that: on the minus thread that described adjusting nut (10) is held, left-handed nut (9) is installed, the right-hand screw thread of described adjusting nut (10) other end is provided with right handed unt (11).
3. haulage gear hydraulic brake system according to claim 1 and 2, is characterized in that: rear brake control lever (6) one end contacted 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) adjusts 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 contacted 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) adjusts 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 |
|---|---|---|---|
| CN201410281242.2A CN105271040A (en) | 2014-06-20 | 2014-06-20 | Hydraulic brake apparatus of haulage winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410281242.2A CN105271040A (en) | 2014-06-20 | 2014-06-20 | Hydraulic brake apparatus of haulage winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105271040A true CN105271040A (en) | 2016-01-27 |
Family
ID=55140990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410281242.2A Pending CN105271040A (en) | 2014-06-20 | 2014-06-20 | Hydraulic brake apparatus of haulage winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105271040A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570357A (en) * | 2016-03-04 | 2016-05-11 | 焦作金箍制动器股份有限公司 | Manual releasing device and brake using same |
| CN105858521A (en) * | 2016-06-21 | 2016-08-17 | 合肥市神雕起重机械有限公司 | Hydraulic brake device for gantry crane |
| CN111704065A (en) * | 2020-07-27 | 2020-09-25 | 郑波 | Disc brake type winch for underground coal mining and hoisting method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1044870A (en) * | 1962-08-14 | 1966-10-05 | Brusselle Andre | Improvements in and relating to winches |
| CN202226600U (en) * | 2011-08-25 | 2012-05-23 | 湖南创安防爆电器有限公司 | Inertia braking device for lifting winch |
| CN202465164U (en) * | 2011-12-29 | 2012-10-03 | 凯盛重工有限公司 | Adjustable working brake |
| CN203889989U (en) * | 2014-06-20 | 2014-10-22 | 徐州安迪矿山设备有限公司 | Hydraulic braking device for haulage winch |
-
2014
- 2014-06-20 CN CN201410281242.2A patent/CN105271040A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1044870A (en) * | 1962-08-14 | 1966-10-05 | Brusselle Andre | Improvements in and relating to winches |
| CN202226600U (en) * | 2011-08-25 | 2012-05-23 | 湖南创安防爆电器有限公司 | Inertia braking device for lifting winch |
| CN202465164U (en) * | 2011-12-29 | 2012-10-03 | 凯盛重工有限公司 | Adjustable working brake |
| CN203889989U (en) * | 2014-06-20 | 2014-10-22 | 徐州安迪矿山设备有限公司 | Hydraulic braking device for haulage winch |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570357A (en) * | 2016-03-04 | 2016-05-11 | 焦作金箍制动器股份有限公司 | Manual releasing device and brake using same |
| CN105570357B (en) * | 2016-03-04 | 2018-06-08 | 焦作金箍制动器股份有限公司 | Use the brake of hand release |
| CN105858521A (en) * | 2016-06-21 | 2016-08-17 | 合肥市神雕起重机械有限公司 | Hydraulic brake device for gantry crane |
| CN111704065A (en) * | 2020-07-27 | 2020-09-25 | 郑波 | Disc brake type winch for underground coal mining and hoisting method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160127 |