CN2754954Y - Brake for preventing shoe from bias friction of locomotive - Google Patents
Brake for preventing shoe from bias friction of locomotive Download PDFInfo
- Publication number
- CN2754954Y CN2754954Y CN 200420061972 CN200420061972U CN2754954Y CN 2754954 Y CN2754954 Y CN 2754954Y CN 200420061972 CN200420061972 CN 200420061972 CN 200420061972 U CN200420061972 U CN 200420061972U CN 2754954 Y CN2754954 Y CN 2754954Y
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- lever
- brake
- truck
- hinged
- live lever
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- Expired - Fee Related
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Abstract
The utility model relates to a brake device for preventing a brake shoe from bias friction of locomotives. An ornament rod (21) of a braking pot is hinged with a horizontal lever (22) hinged with a fork rod (23); the fork rod (23) is hinged with a shift lever (2) which is positioned in a groove of a shift lever seat (1) fixedly connected with a framework (20) and is connected with a right adjuster (11); the right adjustor (11) is hinged with one end of each of lower pull rods (18) positioned at both sides of wheels, and is connected with a short brake connecting rod (13); the other end of each of the lower pull rods (18) is connected with a fixed lever (4) connected with a long brake connecting rod (12); the fixed lever (4) is hinged with a fixed lever seat (24) fixedly connected to the framework (20); the shift lever (2) and the fixed lever (4) are respectively hinged with a brake shoe holder (6) connected with a shoe brake (28); a lower pull rod seat (5) positioned on the framework (20) is fixedly connected with a wearing plate (9) or / and a stop catch (7) fixedly connected with the brake shoe holder (6) on the shift lever (2); the inner side of a groove of a shift lever seat (1) fixedly connected with the framework (20) is fixedly connected with a baffle plate (3); a gap is arranged between the shift lever (2) and the baffle plate (3).
Description
Technical field:
The utility model is relevant with locomotive bilateral Block brake device, especially with to turn locomotive bilateral Block brake device down relevant.
Background technology:
Turn every group of wheel of locomotive down to being provided with the bilateral lock brake shoe foundation brake rigging about two covers divide.Brake equipment comprises horizontal lever, truck live lever, fixedly thick stick, fork arm, lower link, their each junction adopt is that hole, nylon jacket, steel sleeve, pin connect.Newly make locomotive and generally move more than three months, nylon jacket will abrasion deformation, makes the gap increase of each junction.Simultaneously, the side travel amount of this device increases thereupon, and the brake shoe partial wear phenomenon very easily takes place during locomotive brake.Though locomotive vertically acts on wheel tread at the braking force that glancing impact produces, but be subjected to the influence of tread conicity, power is decomposed a component that produces to lateral wheel, the truck live lever of brake equipment, truck dead lever, adjuster and lower link position relation cause its weight overbalance in addition, make the braking force lack of equilibrium, cause brake shoe partial wear, directly influence locomotive operation safety.
The content of utility model:
The purpose of this utility model provides a kind of simple in structure, easy to manufacture, with low cost, convenient operating maintenance.Brake-force balance, the motocycle brake apparatus for preventing eccentric wearing of brake shoe of long service life.
The utility model is achieved in that
The utility model motocycle brake apparatus for preventing eccentric wearing of brake shoe, brake cylinder saddle and bridle a horse saddle and bridle a horse bar 21 is hinged with horizontal lever 22, horizontal lever 22 is hinged with fork arm 23, fork arm 23 and truck live lever 2 hinges, truck live lever 2 is positioned at the groove of the truck live lever seat 1 that is connected with framework 20, truck live lever 2 is connected with right adjuster 11, right adjuster 11 is hinged with an end of the lower link 18 that is positioned at the wheel both sides, and be connected with short brake connecting rod 13, the other end of two lower links 18 is connected with truck dead lever 4, truck dead lever 4 is connected with long brake connecting rod 12, truck dead lever 4 is hinged with truck dead lever seat 24, truck dead lever seat 24 is connected on the framework 20, truck live lever 2, truck dead lever 4 is hinged with a brake head 6 respectively, little boatswain chair 19 and truck live lever 2, brake head 6, truck live lever seat 1 is hinged, brake head 6 is connected with brake shoe 28, the drop-down pole socket 5 that is positioned on the framework 20 is fixed with wearing plate 9 or/and be fixed with backstop 7 on the brake head 6 of truck live lever 2, the groove of the truck live lever seat 1 that is connected with framework 20 has fixedly connected to the inner side baffle plate 3, and truck live lever 2 is gapped with baffle plate 3.
Drop-down pole socket 5 inboards are welded with abrasion panel seat 8, and abrasion panel seat 8 has a hole, and wearing plate 9 is porose, and flathead screw 10 passes the hole wearing plate 9 is fastened on the abrasion panel seat 8, and welding backstop 7 is gapped between backstop 7 and the wearing plate 9 on the brake head 6 of truck live lever 2.
The level interval of wheel medial surface and lower link 18 is 40mm, and the level interval of lateral wheel face and lower link 18 is 40mm.
Long brake connecting rod 12, each is made of short brake connecting rod 13 two sections bodies of rod, and the coupling end of two sections bodies of rod has screw thread to stretch in the hole of Connection Block 14 both sides to be connected with nut 16, clamp nut 15 is arranged, spring cotter 17 is arranged in the hole of body of rod end.
Horizontal lever 22 and brake cylinder saddle and bridle a horse saddle and bridle a horse bar 21, horizontal lever 22 and fork arm 23, fork arm 23 and truck live lever 2, horizontal lever, truck live lever and brake head 6 be for pin is connected, sell 25 and pin-and-hole between steel adapter sleeve 26 is arranged.
Gap between backstop 7 and the wearing plate 9 is 2mm, and truck live lever baffle plate 3 is 2mm-3mm with the gap of truck live lever 2.
The utility model replaces nylon jacket in the pin-and-hole junction with the steel adapter sleeve, the borehole jack gap and the distortion of brake equipment reduce, increase service life, the position of adjusting lower link and adjuster, truck dead lever makes the brake equipment balance, dwindle truck live lever, truck dead lever and brake head thereof skew gap to lateral wheel, be convenient to keep the balance of brake equipment, regulate the degree of tension of long and short brake connecting rod, make whole brake equipment brake compensation with Connection Block.
The utility model is based on the existing system that turns locomotive bilateral brake shoe foundation brake rigging down, under the prerequisite that does not change this system architecture, just increased anti-brake shoe partial wear device, just effectively reduced the side travel of bilateral brake shoe foundation brake rigging, during locomotive parking rest, basically can not be with hand with its double swerve, simultaneously also active balance the component of lateral wheel during locomotive brake, thereby reach and keep the balance of whole foundation brake leverage, prevent brake shoe partial wear.
The utility model process structure is simple, and is cheap for manufacturing cost, and need not safeguard basically, promotes the use of easily.
Application of the present utility model can significantly reduce the brake shoe consuming cost, prolongs rim service life, improves locomotive operation safety guarantee and work efficiency.
Description of drawings:
Fig. 1 is a constructional drawing of the present utility model.
Fig. 2 is that the A of Fig. 1 is to partial view.
Fig. 3 be Fig. 1 B-B to the rotation partial view.
Fig. 4 be Fig. 2 D to the rotation partial view.
Fig. 5 is that the I of Fig. 1 is to enlarged partial view.
Fig. 6 be Fig. 5 A to the rotation partial view.
Fig. 7 be Fig. 5 C-C to the rotation partial view.
Fig. 8 is the 3 d effect graph of Fig. 1.
The specific embodiment:
Separate body portion bilateral brake shoe foundation brake rigging from turning locomotive bogie down, as: behind truck live lever 2, truck dead lever 4, little boatswain chair 19, fork arm 23, horizontal lever 22, brake head 6, lower link 18, adjuster 11, the long and short brake connecting rod 12,13 etc., on the parts of the drop-down pole socket 5 of the brake head 6 of truck live lever 2, length brake connecting rod 12,13, framework, truck live lever seat 1, anti-brake shoe partial wear device is installed.Be truck live lever baffle plate 3, backstop 7, abrasion panel seat 8, wearing plate 9, flathead screw 10, braking connection pole socket 14, nut 15,16, spring cotter 17.During assembling bilateral brake shoe foundation brake rigging, in the right truck dead lever 4 of left (not shown), left (not shown), 11 exchanges of right adjuster, this also is an important component part of the present utility model.
Its specific embodiment and function are at drop-down pole socket 5 inboard welding abrasion panel seats 8, and a hole is arranged on the panel seat 8, and be porose on the wearing plate 9.With flathead screw 10 will wear away seat 8, wearing plate 9 is tightened after connecting.In the gap that after assembling, should guarantee 2mm on the brake head 6 of truck live lever 2 between welding stop 7, stop 7 and the wearing plate 9, when stop 7, wearing plate 9 and abrasion panel seat 8 are installed, must be parallel to wheel, brake shoe can be moved freely front and back.During locomotive brake, stop 7, wearing plate 9 and abrasion panel seat 8 can very effective resistance shelves be braked component truck live lever 2 brake heads 6 are moved along lateral wheel, and this is a key point of the present utility model.
At truck live lever seat 1 inboard welding truck live lever plate washer 3.During locomotive brake, the side travel of the fine prevention truck live lever 2 of truck live lever plate washer 3 energy.Truck live lever plate washer 3 and truck live lever 2 should guarantee the gap of 2mm～3mm.
After left side (not shown), 11 exchanges of right adjuster, be connected with truck live lever 2, left (not shown), right truck dead lever 4 exchange backs are connected with brake head 6.The level interval that makes wheel medial surface and lower link 18 is that the level interval of 40mm (horizontal throw before the exchange is 50mm) lateral wheel face and lower link 18 is 40mm, (horizontal throw before the exchange is 30mm), the balance that helps weight like this, make brake shoe not produce outer " eight " word phenomenon, during locomotive brake, the component of energy active balance lateral wheel; This is a key point again of the present utility model.
Will long brake connecting rod 12, the 13 sawed-off back tapping respectively of short brake connecting rod, the long connecting rod 12 of two joints having been attacked screw thread penetrates respectively in the hole of brake connecting rod seat 14 both sides, connect with nut 16 in brake connecting rod seat 14 with spanner then, and tighten, put on spring cotter 17 with nut 15.Short brake connecting rod 13 is pressed aforesaid operations with the method for attachment of Brake Block 14.By the long and short brake connecting rod 12,13 of said method bonded assembly, just become and can regulate the adjustable brake connecting rod of transverse momentum, this adjustable brake connecting rod can reduce the component of brake shoe at glancing impact, and avoid brake shoe to move to lateral wheel.
Claims (6)
1, motocycle brake apparatus for preventing eccentric wearing of brake shoe, brake cylinder saddle and bridle a horse saddle and bridle a horse bar (21) is hinged with horizontal lever (22), horizontal lever (22) is hinged with fork arm (23), fork arm (23) and truck live lever (2) hinge, truck live lever (2) is positioned at the groove of the truck live lever seat (1) that is connected with framework (20), truck live lever (2) is connected with right adjuster (11), right adjuster (11) is hinged with an end of the lower link (18) that is positioned at the wheel both sides, and be connected with short brake connecting rod (13), the other end of two lower links (18) is connected with truck dead lever (4), truck dead lever (4) is connected with long brake connecting rod (12), truck dead lever (4) is hinged with truck dead lever seat (24), truck dead lever seat (24) is connected on the framework (20), truck live lever (2), truck dead lever (4) is hinged with a brake head (6) respectively, little boatswain chair (19) and truck live lever (2), brake head (6), truck live lever seat (1) is hinged, brake head (6) is connected with brake shoe (28), the drop-down pole socket (5) that it is characterized in that being positioned on the framework (20) is fixed with wearing plate (9) or/and be fixed with backstop (7) on the brake head (6) of truck live lever (2), the groove of the truck live lever seat (1) that is connected with framework (20) has fixedly connected to the inner side baffle plate (3), and truck live lever (2) is gapped with baffle plate (3).
2, device according to claim 1, it is characterized in that drop-down pole socket (5) inboard is welded with abrasion panel seat (8), abrasion panel seats (8) have a hole, wearing plate (9) is porose, flathead screw (10) passes the hole wearing plate (9) is fastened on the abrasion panel seats (8), the brake head (6) of truck live lever (2) is gone up welding backstop (7), and is gapped between backstop (7) and the wearing plate (9).
3, device according to claim 1, the level interval that it is characterized in that wheel medial surface and lower link (18) is 40mm, the level interval of lateral wheel face and lower link (18) is 40mm.
4, device according to claim 1, it is characterized in that long brake connecting rod (12), each is made of short brake connecting rod (13) two sections bodies of rod, the coupling end of two sections bodies of rod has screw thread to stretch in the hole of Connection Block (14) both sides to be connected with nut (16), clamp nut (15) is arranged, spring cotter (17) is arranged in the hole of body of rod end.
5, device according to claim 1, it is characterized in that horizontal lever (22) and brake cylinder saddle and bridle a horse saddle and bridle a horse bar (21), horizontal lever (22) and fork arm (23), fork arm (23) and truck live lever (2), horizontal lever, truck live lever and brake head (6) have steel adapter sleeve (26) for pin is connected between pin (25) and the pin-and-hole.
6, device according to claim 1 is characterized in that the gap between backstop (7) and the wearing plate (9) is 2mm, and truck live lever baffle plate (3) is 2mm-3mm with the gap of truck live lever (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420061972 CN2754954Y (en) | 2004-11-09 | 2004-11-09 | Brake for preventing shoe from bias friction of locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420061972 CN2754954Y (en) | 2004-11-09 | 2004-11-09 | Brake for preventing shoe from bias friction of locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2754954Y true CN2754954Y (en) | 2006-02-01 |
Family
ID=35928587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420061972 Expired - Fee Related CN2754954Y (en) | 2004-11-09 | 2004-11-09 | Brake for preventing shoe from bias friction of locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2754954Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106347408A (en) * | 2016-09-29 | 2017-01-25 | 中车戚墅堰机车有限公司 | Device for protecting brake shoe of fundamental brake device from eccentric wear |
| CN111267820A (en) * | 2020-02-26 | 2020-06-12 | 中车齐齐哈尔车辆有限公司 | Dynamic performance test system for foundation brake device |
-
2004
- 2004-11-09 CN CN 200420061972 patent/CN2754954Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106347408A (en) * | 2016-09-29 | 2017-01-25 | 中车戚墅堰机车有限公司 | Device for protecting brake shoe of fundamental brake device from eccentric wear |
| CN111267820A (en) * | 2020-02-26 | 2020-06-12 | 中车齐齐哈尔车辆有限公司 | Dynamic performance test system for foundation brake device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |