CN203306025U - Front position control bogie - Google Patents
Front position control bogie Download PDFInfo
- Publication number
- CN203306025U CN203306025U CN2013202969612U CN201320296961U CN203306025U CN 203306025 U CN203306025 U CN 203306025U CN 2013202969612 U CN2013202969612 U CN 2013202969612U CN 201320296961 U CN201320296961 U CN 201320296961U CN 203306025 U CN203306025 U CN 203306025U
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- control device
- front position
- level control
- positive level
- bogie
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Abstract
The utility model relates to a front position control bogie which comprises a wheel set, a side frame, a swing bolster, a center spring, a vibration damper, a shaft box tying rubber pad, an adapter, a foundation brake device and a normal contact side bearing. The front position control bogie is characterized in that four front position control device installation bases parallel with the longitudinal central line of the swing bolster extend out of a swing bolster guide of the inner side of the central square frame or the close portion of the side frame, the body portions of the front position control device installation bases are of box-type structures, inclined plates are arranged in the front position control device installation bases, a front position control device comprises a wedge-shaped front position device, a front position spring and a front position wearing plate, the inclined face of the wedge-shaped front position device is the auxiliary frictional face of the front position control device, the front position wearing plate is installed on the vertical face of the wedge-shaped front position device, the side wall of the end portion of the swing bolster is provided with the wearing plate, and the front position control device is located on seats of the front position control device installation bases. The front position control bogie has the advantages that the anti-warp rigidity of the bogie is improved, the transverse motion stability of the bogie is improved, and the crawling instability critical speed of the bogie is increased.
Description
Technical field
The utility model relates to a kind of normotopia and controls bogie truck, belongs to rail traffic vehicles bogie truck field.
Background technology
Bogie truck is the critical component that affects the railway truck drive ability, and the research roller bearing adapter stabilizer bar is China railways lorry principal mode bogie truck, and north America region is also using the roller bearing adapter stabilizer bar of the bogie truck of three-major-items pattern as main research and utilization.The plurality of advantages such as that traditional research roller bearing adapter stabilizer bar has is simple in structure, maintenance is convenient, but this bogie truck unsprung weight is large, wheel-rail force is large, diamond resistant rigidity is low, the bogie truck movement vibration stability is poor, snakelike unstability critical speed is low, is a large principal element of restriction China railways Speed Increase of Freight Cars, has had a strong impact on the lifting of railway transport capacity.
Theory and experimental investigation show, the large young pathbreaker of bogie truck diamond resistant rigidity directly affects the snakelike unstability critical speed of vehicle, vehicle operating quality and Derailment Safety.Improving the bogie truck diamond resistant rigidity is that railway truck is realized the heavy duty speed-raising and guaranteed the crucial and basic of vehicle operating quality.
Summary of the invention
The purpose of this utility model is the deficiency for traditional research roller bearing adapter stabilizer bar diamond resistant rigidity, provide a kind of normotopia to control bogie truck, by changing the connection mode of bolster and bogie side frame, set up positive level control device and realize the raising of bogie truck diamond resistant rigidity, thereby improve the movement vibration stability of bogie truck, improve the unstability critical speed of crawling of bogie truck.
In order to realize this purpose, the utility model provides a kind of railway truck normotopia to control bogie truck, adopt two to be the resilient suspension structure, comprise wheel to, be arranged on wheel bogie side frame, bolster, central spring and the shock attenuation unit, in the two ends outsides be axle box rubber packing, adapter, foundation brake rigging, often contact side bearing, the secondary spring suspension and the shock attenuation unit that the outer coil spring of coil spring in central authorities and central authorities, consist of are placed on bogie side frame, it is characterized in that: bolster hangs by secondary spring and shock attenuation unit and positive level control device are connected with bogie side frame; At the inboard bolster gear of the central square frame of described bogie side frame or close on position and stretch out four positive level control device mount pads with bolster longitudinal center line parallel, positive level control device mount pad is divided into connecting bridge and base portion, connecting bridge is connected with bogie side frame, base portion is box-structure, its bottom surface is base, it is open architecture near bogie side frame central square frame and the one side parallel with bogie side frame transverse center face, be used to filling in positive level control device; Positive level control device mount pad inside is provided with swash plate, and the face of swash plate below is the swash plate Auxiliary friction surface, and the swash plate middle part hollows out, be used to placing positive level control device; The positive level control device mount pad two sides parallel with bogie side frame longitudinal center face are provided with wedge shape righting device installing technological hole; Described positive level control device comprises wedge shape righting device, normotopia wearing plate, the wedge shape righting device is the cavity wedge structure, the inner installation through precompressed normotopia spring, the surface of wedge shape righting device is divided into facade and inclined-plane, inclined-plane is the Auxiliary friction surface of positive level control device, the normotopia wearing plate is arranged on wedge shape righting device facade, and its driving surface is plane, is the main friction face of positive level control device; On the bolster end sidewall, wearing plate is installed; Positive level control device is seated on the base of positive level control device mount pad, its Auxiliary friction surface matches and forms secondary friction pair with the Auxiliary friction surface of positive level control device mount pad, and its main friction face matches with the wearing plate that is arranged on the bolster end sidewall and forms main friction pair.
Described positive level control device mount pad and bogie side frame are integrated casting, or affixed by welding, riveted joint, bolted mode and bogie side frame;
The wearing plate of installing on described bolster end sidewall and bolster for being welded to connect, riveted joint or bolt be connected; Wearing plate adopts metallic material, nylon or polymer composite to make.
The utility model has the advantages that:
1, normotopia is controlled bogie truck by the normotopia spring pressure raising bolster of positive level control device and the restriction ability of bogie side frame, inherited the high advantage of the positive capability of welded frame formula bogie truck, avoided simultaneously welded frame formula bogie truck welding deformation large, easily produce the shortcoming of weld defect, greatly improve the anti-diamonding ability of existing three-piece bogie, thereby improved bogie truck movement vibration stability and snakelike unstability critical speed;
2, positive level control device mount pad adopts casting or welded structure, and simple in structure, intensity is higher;
3, the normotopia wearing plate of positive level control device adopts the good non-metallic material of resistance to abrasion with low-friction coefficient, its friction coefficient generally is not more than 0.2, keeping positive level control device to have in enough normotopia control presssure situations, reduced the friction drag between normotopia wearing plate and bolster wearing plate, can keep the vertical and cross motion of bolster unaffected, can reduce the abrasion loss of wearing plate again, when reducing costs, greatly improve overhaul efficiency;
4, this bogie structure novelty, the intensity allowance is higher.
The accompanying drawing explanation
Fig. 1 is that the master of normotopia control bogie truck of the present utility model looks schematic diagram;
Fig. 2 is the left side schematic diagram of Fig. 1;
Fig. 3 is the schematic top plan view of Fig. 1;
Fig. 4 is the scheme of installation of bolster, wearing plate;
Fig. 5 is the birds-eye view of Fig. 4;
Fig. 6 is the positive level control device mount pad of the utility model structural representation;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the connection diagram of the positive level control device mount pad of the utility model and bogie side frame;
Fig. 9 is the mounting structure schematic diagram of the positive level control device structure of the utility model, positive level control device and its mount pad, bolster and wearing plate.
The specific embodiment
Below with reference to accompanying drawings, in conjunction with the embodiments the utility model is described further:
As shown in Figure 1, Figure 2, Figure 3 shows, normotopia of the present utility model is controlled bogie truck, comprising: wheel to 1, bogie side frame 2, spring and shock attenuation unit 3, bolster 4, foundation brake rigging 5, rolling bearing system 6, positive level control device 7, often to contact side bearing 8, be axle box rubber packing 9, adapter 11 and nylon cartridge abrasion disc 12.
As shown in Figure 4,5, near bolster 4 side bearing boxes, on sidewall, wearing plate 13 is installed.
As shown in Fig. 6,7,8, bogie side frame 2 inboards are provided with the positive level control device mount pad 14 stretched out.Positive level control device mount pad 14 comprises connecting bridge 14D and base portion 14E, base portion 14E mainly comprises base 14A, Auxiliary friction surface 14B and installing technological hole 14C, connecting bridge 14D and the bogie side frame 2 of positive level control device mount pad 14 are rigidly connected, can, for casting integrated, also can connect by welding, riveted joint or bolt.
As shown in Figure 9, positive level control device mainly comprises wedge shape righting device 16, normotopia spring 17 and normotopia wearing plate 15.Normotopia spring 17 is arranged on wedge shape righting device 16 inside through precompressed compression, and the surface of wedge shape righting device 16 is divided into facade and inclined-plane, and inclined-plane is the Auxiliary friction surface of positive level control device, and facade is provided with two Long Circle holes, be used to normotopia wearing plate 15 is installed.The normotopia wearing plate is simultaneously plane, it is the main friction face of positive level control device, another side is provided with two Long Circle navels, navel end is provided with circular hole, when the normotopia wearing plate was installed, two Long Circle navels were filled in two Long Circle holes of wedge shape righting device facade, in two Long Circle navel end hole, inserted afterwards spring cotter fastening, form the keystone configuration of positive level control device 7, positive level control device 7 integral body are seated on the base 14A of positive level control device mount pad 14.
As shown in Figure 9, the normotopia wearing plate 15 of positive level control device 7 coordinates with the wearing plate 13 on being arranged on bolster 4, and the Auxiliary friction surface 16A of wedge shape righting device 16 coordinates with the Auxiliary friction surface 14B of positive level control device mount pad 14.Before bogie truck assembling, positive level control device 7 is packed in its mount pad 14, compress normotopia spring 17 by special tooling, fill in a latch in the installing technological hole 14C of level control device mount pad 14 just, assemble afterwards bolster 4.After treating the assembling of bogie truck complete machine, after extracting latch, under the 17 bounce effects of normotopia spring, the Auxiliary friction surface 16A of wedge shape righting device 16 compresses the Auxiliary friction surface 14B of positive level control device mount pad 14, normotopia wearing plate 15 compresses and is installed on the wearing plate 13 on bolster 4, form normotopia pressure, this is the key structure that normotopia is controlled bogie truck.
As shown in Fig. 1,2,3,9, bogie truck is at high-speed cruising or when the curve, and bolster 4,2 of bogie side frames have the trend of relatively rotating, and namely side frames 2 has water chestnut and becomes trend.Normotopia is controlled bogie truck and is suppressed the diamonding of side frames by the longitudinal force that the normotopia spring 17 in positive level control device 7 produces, thereby has improved the diamond resistant rigidity of normotopia control bogie truck, improves the vehicle operating quality.
Claims (3)
1. a normotopia is controlled bogie truck, adopt two to be the resilient suspension structure, comprise wheel to, be arranged on wheel bogie side frame, bolster, central spring and the shock attenuation unit, in the two ends outsides be axle box rubber packing, adapter, foundation brake rigging, often contact side bearing, the secondary spring suspension and the shock attenuation unit that the outer coil spring of coil spring in central authorities and central authorities, consist of are placed on bogie side frame, it is characterized in that: bolster hangs by secondary spring and shock attenuation unit and positive level control device are connected with bogie side frame; At the inboard bolster gear of the central square frame of described bogie side frame or close on position and stretch out four positive level control device mount pads with bolster longitudinal center line parallel, positive level control device mount pad is divided into connecting bridge and base portion, connecting bridge is connected with bogie side frame, base portion is box-structure, its bottom surface is base, it is open architecture near bogie side frame central square frame and the one side parallel with bogie side frame transverse center face, be used to filling in positive level control device; Positive level control device mount pad inside is provided with swash plate, and the face of swash plate below is the swash plate Auxiliary friction surface, and the swash plate middle part hollows out, be used to placing positive level control device; The positive level control device mount pad two sides parallel with bogie side frame longitudinal center face are provided with wedge shape righting device installing technological hole; Described positive level control device comprises wedge shape righting device, normotopia wearing plate, the wedge shape righting device is the cavity wedge structure, the inner installation through precompressed normotopia spring, the surface of wedge shape righting device is divided into facade and inclined-plane, inclined-plane is the Auxiliary friction surface of positive level control device, the normotopia wearing plate is arranged on wedge shape righting device facade, and its driving surface is plane, is the main friction face of positive level control device; On the bolster end sidewall, wearing plate is installed; Positive level control device is seated on the base of positive level control device mount pad, its Auxiliary friction surface matches and forms secondary friction pair with the Auxiliary friction surface of positive level control device mount pad, and its main friction face matches with the wearing plate that is arranged on the bolster end sidewall and forms main friction pair.
2. normotopia according to claim 1 is controlled bogie truck, and it is characterized in that: described positive level control device mount pad and bogie side frame are integrated casting, or affixed by welding, riveted joint, bolted mode and bogie side frame.
3. normotopia according to claim 1 is controlled bogie truck, it is characterized in that: the wearing plate of installing on described bolster end sidewall and bolster for being welded to connect, riveted joint or bolt be connected; Wearing plate adopts metallic material, nylon or polymer composite to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202969612U CN203306025U (en) | 2013-05-28 | 2013-05-28 | Front position control bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202969612U CN203306025U (en) | 2013-05-28 | 2013-05-28 | Front position control bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203306025U true CN203306025U (en) | 2013-11-27 |
Family
ID=49612252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202969612U Expired - Fee Related CN203306025U (en) | 2013-05-28 | 2013-05-28 | Front position control bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203306025U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103318214A (en) * | 2013-05-28 | 2013-09-25 | 包头北方创业股份有限公司 | Position adjusting control bojie |
| CN103625495A (en) * | 2013-12-20 | 2014-03-12 | 济南轨道交通装备有限责任公司 | Friction-varying hanging-type shock-absorption bogie |
-
2013
- 2013-05-28 CN CN2013202969612U patent/CN203306025U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103318214A (en) * | 2013-05-28 | 2013-09-25 | 包头北方创业股份有限公司 | Position adjusting control bojie |
| CN103625495A (en) * | 2013-12-20 | 2014-03-12 | 济南轨道交通装备有限责任公司 | Friction-varying hanging-type shock-absorption bogie |
| CN103625495B (en) * | 2013-12-20 | 2016-05-04 | 济南轨道交通装备有限责任公司 | A kind of hanging vibration damping bogie of frictional force that becomes |
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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: 20131127 Termination date: 20160528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |