CN210707409U - Steering frame - Google Patents
Steering frame Download PDFInfo
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- CN210707409U CN210707409U CN201921244788.5U CN201921244788U CN210707409U CN 210707409 U CN210707409 U CN 210707409U CN 201921244788 U CN201921244788 U CN 201921244788U CN 210707409 U CN210707409 U CN 210707409U
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- mounting
- brake unit
- plate
- connecting piece
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Abstract
The embodiment of the application provides a bogie, includes: a mounting base including a brake mount; the brake mounting seat and the brake unit connecting piece are respectively provided with a brake connecting piece bolt hole, and the length direction of the brake connecting piece bolt hole is parallel to the reference surface; the brake mounting seat and the brake unit connecting piece are fixed through respective brake connecting piece bolt holes and bolts so as to realize the fixation of the brake unit connecting piece and the connecting seat. The technical problem that the stability of the installation of the brake unit of the traditional bogie is poor is solved.
Description
Technical Field
The application relates to the technical field of running of rail vehicles, in particular to a bogie.
Background
Fig. 1 is a schematic view of a conventional bogie. As shown in fig. 1, the conventional bogie includes a frame 3, a brake mount 1 and a brake unit 4; the brake mounting seat is of a cantilever structure welded on a framework cross beam, the brake unit is of a four-point hanging structure and is mounted with the cantilever structure of the framework cross beam through bolts and brake unit mounting holes 11, and the length directions of the bolts and the brake unit mounting holes 11 are perpendicular to the ground. Consequently, brake unit 1 installs on the braking mount pad through the bolt of vertical setting, and the braking mount pad that leads to cantilever structure needs to stretch out longer, and the steadiness of braking mount pad structure is poor, and then leads to the driving safety nature of the train of this bogie of installation lower.
Therefore, the truck has poor stability in mounting the brake unit, which is a technical problem that needs to be solved urgently by those skilled in the art.
The above information disclosed in the background section is only for enhancement of understanding of the background of the present application and therefore it may contain information that does not form the prior art that is known to those of ordinary skill in the art.
Disclosure of Invention
The embodiment of the application provides a bogie to solve the technical problem that the stability of the installation of a brake unit of the bogie is poor.
The embodiment of the application provides a bogie, include:
a mounting base including a brake mount;
the brake mounting seat and the brake unit connecting piece are respectively provided with a brake connecting piece bolt hole, and the length direction of the brake connecting piece bolt hole is parallel to a reference surface;
the brake mounting seat and the brake unit connecting piece are fixed through respective brake connecting piece bolt holes and bolts so as to realize the fixation of the brake unit connecting piece and the mounting base;
wherein the reference plane is a coordinate plane determined by the moving direction of the bogie and the track gauge direction.
Due to the adoption of the technical scheme, the embodiment of the application has the following technical effects:
the length directions of the brake mounting seat and the brake connecting piece bolt holes of the brake unit connecting piece are parallel to the reference surface, and the brake mounting seat and the brake unit connecting piece are fixed through the respective brake connecting piece bolt holes and bolts. In this way, the mounting between the brake mounting and the brake unit attachment is achieved by means of bolts parallel to the reference plane. Compared with the prior art, the brake mounting seat does not need to extend out of a long length, and the stability of the brake mounting seat structure is strong.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of a prior art bogie;
FIG. 2 is a schematic view of a bogie according to an embodiment of the present application;
FIG. 3 is an exploded view of the connecting link and brake unit connection of the truck of FIG. 2;
FIG. 4 is a schematic view of the attachment base of the bogie shown in FIG. 3;
FIG. 5 is a schematic view of a structural brake unit attachment of the truck of FIG. 3;
FIG. 6 is a schematic view of another structural brake unit attachment of the truck of the present application;
FIG. 7 is a schematic view of a brake unit of the truck of FIG. 2;
FIG. 8 is a schematic view of the brake unit attachment member of FIG. 5 and the brake unit attachment of FIG. 7;
FIG. 9 is a schematic view of the brake unit attachment of FIG. 6 and the brake unit attachment of FIG. 7;
FIG. 10 is a schematic view of the attachment seat and side rail mounting of the truck of FIG. 2;
FIG. 11 is a perspective view of the side sill of FIG. 2;
FIG. 12 is a side elevational view of the side sill illustrated in FIG. 11;
FIG. 13 is a schematic view of a brake unit attachment and partial installation of a brake unit of the truck of FIG. 2;
fig. 14 is an exploded view of fig. 13.
Description of reference numerals:
in the background art:
1 brake mounting seat, 11 brake unit mounting holes,
3, constructing a framework by using a frame,
4, a brake unit;
in the present application:
100 connecting seat, 110 braking installation seat, 121 supporting groove, 122 supporting key,
200 brake unit attachment, 210 clamp mounting holes, 220 brake attachment bolt holes, 231 base plate, 232 clamp mounting plate, 233 brake unit attachment mounting plate,
300 brake unit, 300-1 sleeve, 310 clamp mounting pin, 311 groove, 320 clamping plate, 321 clamping plate mounting screw hole,
a 400 side beam, 410 a second beam, 411 a side beam connection pin, 420 a first beam.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example one
FIG. 2 is a schematic view of a bogie according to an embodiment of the present application; FIG. 3 is an exploded view of the connecting link and brake unit connection of the truck of FIG. 2; FIG. 4 is a schematic view of the attachment base of the bogie shown in FIG. 3; FIG. 5 is a schematic view of a structural brake unit attachment of the truck of FIG. 3; FIG. 6 is a schematic view of another structural brake unit attachment of the truck of the present application; FIG. 7 is a schematic view of a brake unit of the truck of FIG. 2; FIG. 8 is a schematic view of the brake unit attachment member of FIG. 5 and the brake unit attachment of FIG. 7; fig. 9 is a schematic view of the brake unit attachment of fig. 6 and the brake unit attachment of fig. 7. As shown in fig. 2 to 9, a bogie of an embodiment of the present application includes:
a mounting base including a brake mount 110;
the brake unit connecting piece 200, the brake mounting seat 110 and the brake unit connecting piece 200 are respectively provided with a brake connecting piece bolt hole 220, and the length direction of the brake connecting piece bolt hole 220 is parallel to a reference surface; specifically, as shown in fig. 2, 3 and 4, the brake connector bolt hole of the brake mounting seat is a threaded hole, and the brake connector bolt hole of the brake unit connector is a through hole;
the brake mounting seat 110 and the brake unit connecting piece 200 are fixed through respective brake connecting piece bolt holes and bolts to realize the fixation of the brake unit connecting piece and the mounting base;
wherein the reference plane is a coordinate plane determined by the moving direction of the bogie and the track gauge direction.
The bogie of the embodiment of the application, the brake mount pad with the length direction of the brake connecting piece bolt hole of brake unit connecting piece is on a parallel with the reference surface, the brake mount pad with the brake unit connecting piece is through respective brake connecting piece bolt hole and bolt fastening. In this way, the mounting between the brake mounting and the brake unit attachment is achieved by means of bolts parallel to the reference plane. Compared with the prior art, the brake mounting seat does not need to extend out of a long length, and the stability of the brake mounting seat structure is strong. The installation of the braking mount pad of the bogie of this application embodiment is firm durable, and is not fragile, and then makes the driving safety of the train of installing the bogie of this application embodiment higher.
In practice, as shown in fig. 2, 3 and 4, the brake unit connecting member has a caliper mounting hole 210 and the length direction of the caliper mounting hole 210 is parallel to a reference plane;
the bogie further comprises a side beam 400 and a brake unit 300, wherein the brake unit 300 comprises a cylindrical clamp mounting pin 310, and the clamp mounting pin 310 is sleeved in the clamp mounting hole 210;
the mounting base further comprises a rigid connection socket 100; the brake mounting seat 110 is disposed on the connecting seat 100, which has a side beam mounting passage penetrating in a longitudinal direction;
the side member 400 includes a second elastic beam plate 410 and a first elastic beam plate 420, and the second beam plate 410 and the first beam plate 420 are disposed up and down with a gap therebetween; the middle part of the second beam plate and the middle part of the first beam plate are accommodated in the side beam mounting channel, and two ends of the second beam plate and two ends of the first beam plate extend out of the connecting seats.
The length direction of a clamp mounting hole of the brake unit connecting piece is parallel to the reference surface, and a clamp mounting pin of the brake unit is sleeved in the clamp mounting hole. Thus, after the caliper mounting pin is mounted in the caliper mounting hole, the caliper mounting pin is parallel to the reference surface. Simultaneously, the curb girder and the connecting seat installation back, set up about and have the clearance between the second roof beam board and the first roof beam board between the two. When the vertical load borne by the side beam is small and a gap still exists between the second beam plate and the first beam plate, the second beam plate is elastically deformed to bear the vertical load alone, and the first beam plate does not bear the vertical load at all; when the vertical load born by the side beam is increased, the second beam plate is elastically deformed and presses on the first beam plate, and a gap is not reserved between the second beam plate and the first beam plate, and the second beam plate and the first beam plate bear the vertical load together. The mode of the second beam slab and the first beam slab that the interval set up about the bogie promptly provides multistage vertical rigidity, and the bogie of multistage vertical rigidity can match the requirement of the multiple vertical load of rail train's vehicle. Secondly, the rigid connecting seat is a mounting base of the bogie, the middle part of the second beam plate and the middle part of the first beam plate are accommodated in the side beam mounting channel of the connecting seat, and two ends of the second beam plate and two ends of the first beam plate extend out of the connecting seat, namely the length of the connecting seat in the longitudinal direction is smaller than that of the side beam in the longitudinal direction. Thus, the weight of the combination of the connecting seat and the side beam is smaller than that of the traditional side beam in the background art, and the weight control of the bogie is facilitated. To sum up, the bogie of this application embodiment not only can provide multistage vertical rigidity, and light in weight is fit for the development trend of bogie moreover.
In practice, as shown in fig. 2, the bogie comprises two connecting seats 100, and the two connecting seats are arranged at intervals along the track gauge direction of the bogie; the attachment sockets are used to mount a portion of the components of the truck, including but not limited to: side members and cross members.
FIG. 13 is a schematic view of a brake unit attachment and partial installation of the brake unit of the truck of FIG. 2; fig. 14 is an exploded view of fig. 13. In practice, as shown in fig. 7, 8 and 9, one end of the clamp mounting pin has a recess 311;
the brake unit further comprises a clamping plate 320, the clamping plate is provided with an arc-shaped notch with a downward opening, the clamping plate 320 and the brake unit connecting piece are respectively provided with a clamping plate mounting screw hole 321, and the length direction of the clamping plate mounting screw hole 321 is parallel to the length direction of the clamp mounting hole 210;
the clamping plate 320 and the brake unit connecting piece 200 are installed through respective clamping plate installation screw holes by bolts, and the arc-shaped gap of the clamping plate is inserted into the groove to limit the clamp installation pin.
Because the clamping plate protrudes out of the outer peripheral surface of the clamp mounting pin, the length direction of the clamping plate mounting screw hole is parallel to that of the clamp mounting hole, after the clamping plate and the brake unit connecting piece are mounted, the stress direction of the bolt matched with the clamping plate mounting screw hole is consistent with that of the clamp mounting pin, and the bolt matched with the clamping plate mounting screw hole is not easy to be damaged by stress.
In practice, as shown in fig. 13 and 14, the brake unit further includes a brake body (only a portion of which is shown in fig. 14) having a sleeve 300-1. When the brake body and the brake unit connecting piece are installed, firstly, the sleeve 300-1 of the brake body and the clamp installation hole 210 are positioned on the same straight line, then, the clamp installation pin 310 penetrates through the clamp installation hole 210 and the sleeve 300-1, and the clamp installation pin and the brake body are installed; wherein, the both ends of sleeve still are provided with the installed part for the connection.
In practice, as shown in fig. 5, the length direction of the card board mounting screw hole 321 of the brake unit connector is parallel to the length direction of the caliper mounting hole 210.
The clamping plate mounting screw hole and the clamp mounting hole of the brake unit connecting piece are arranged on the same side, so that the brake unit connecting piece is convenient to process and manufacture and is also convenient to mount.
In practice, in order to fix the brake unit connector and the connecting seat, the bogie further comprises:
in practice, in order to enhance the stability of the installation of the brake unit connecting piece, as shown in fig. 3, 4 and 5, the mutually installed sides of the brake unit connecting piece and the brake installation seat are respectively provided with a supporting groove 121 and a supporting key 122 which are matched with each other;
wherein the said holding key 122 and the said holding groove 121 cooperate to resist the shear force caused by the weight of the said brake unit attachment and the said brake unit.
The bearing key and the bearing groove are matched to bear the gravity of the brake unit connecting piece and the brake unit, and the action of the force borne by the bolt for fixing the brake mounting seat and the brake unit connecting piece is reduced. The gravity of the brake unit connecting piece and the brake unit is borne by a key groove (namely a bearing key and a bearing groove) between the brake mounting seat and the brake unit connecting piece, so that the situation that a bolt bears shear stress can be avoided.
In practice, as shown in fig. 4, 5 and 6, the specific positions of the holding key and the holding groove, the holding groove 121 is arranged at the side of the brake unit connecting element mounting plate facing to the brake mounting seat, and the holding key 122 is arranged at the side of the brake mounting seat facing to the brake unit connecting element;
the length direction of the holding key 122 and the holding groove 121 is consistent with the moving direction of the bogie.
Or the supporting key is arranged on one side, facing the brake mounting seat, of the brake unit connecting piece mounting plate, and the supporting groove is arranged on one side, facing the brake unit connecting piece, of the brake mounting seat;
the length directions of the bearing keys and the bearing grooves are consistent with the moving direction of the bogie.
Two setting modes of the bearing key and the bearing groove can be realized.
In an implementation, the length direction of the brake connector bolt hole and the length direction of the clamp mounting hole may intersect or be parallel.
The length direction of the brake link bolt hole and the length direction of the caliper mounting hole can be selected to match the positional relationship of other parts of the bogie.
In practice, as shown in fig. 3, 4, 5 and 6, the length direction of the brake link bolt hole 220 and the length direction of the caliper mounting hole 210 are perpendicular to each other.
In practice, as shown in fig. 2, 3, 5 and 6, the length direction of the clamp mounting hole 210 coincides with the moving direction of the bogie.
In this way, the length direction of the clamp mounting hole is consistent with the moving direction of the bogie, and the length direction of the brake connecting piece bolt hole is consistent with the track gauge direction of the bogie, so that the clamp mounting pin is suitable for the condition that the clamp mounting pin is parallel to one side of the brake mounting seat for mounting the brake unit connecting piece.
In practice, regarding the structure of the brake unit attachment, as shown in fig. 5 and 6, the brake unit attachment 200 includes a base plate and two caliper mounting plates 232 fixed under the base plate, the two caliper mounting plates 232 being disposed in tandem along the moving direction of the bogie, each caliper mounting plate 232 having one caliper mounting hole 210;
two ends of the clamp mounting pin 310 are respectively sleeved in the two clamp mounting holes 210.
The structure of the base plate and the two clamp mounting plates enables the weight of the brake unit connecting piece to be light, and control of the weight of the bogie is facilitated.
In practice, as shown in fig. 5 and 6, the brake unit attachment 200 further includes a brake unit attachment mounting plate 233, the brake unit attachment mounting plate 233 is fixed on the base plate, and a plate surface of the brake unit attachment mounting plate 233 extends in the moving direction of the bogie;
the brake unit attachment brake attachment bolt holes 220 are provided at the brake unit attachment mounting plate 233.
The thickness of the mounting plate of the brake unit connector is determined according to the comprehensive condition, so that the weight of the brake unit connector is lighter, and the control of the weight of the bogie is facilitated.
In operation, as shown in fig. 5, the brake unit attachment mounting plate 233 is positioned above the caliper mounting plate 232;
alternatively, as shown in fig. 6, the brake unit connector mounting plate 233 is offset from the caliper mounting plate 232 in the direction of the brake mounting seat, and the brake unit connector mounting plate and the base plate are fixed by a reinforcing rib plate.
The relationship between the brake unit attachment mounting plate and the clamp mounting plate is determined by the positions of the brake mounting block and the brake unit.
In implementation, as shown in fig. 5 and 6, the number of the brake connecting piece bolt holes of the brake unit connecting piece is an even number which is greater than or equal to 4, and the brake connecting piece bolt holes are symmetrically distributed on two sides of the supporting groove; if the shear members of the brake unit connectors are bearer keys, the brake connector bolt holes of the brake unit connectors are symmetrically distributed on both sides of the bearer keys.
In this way, the fixing of the brake unit attachment and the brake mounting is secure.
Specifically, the brake unit connecting piece and the connecting seat are of an integrated structure formed by integral forging or casting.
The integrated structure of the brake unit connecting piece is simple in structure, convenient to manufacture and convenient to install.
The brake mounting seat of the integrated structure is free of welding seams inside the brake mounting seat, so that welding seams of the bogie are reduced, the possibility of stress concentration in a local area is reduced, and the structural strength and the fatigue resistance of the bogie are improved.
FIG. 10 is a schematic view of the attachment seat and side rail mounting of the truck of FIG. 2; FIG. 11 is a perspective view of the side sill of FIG. 2; fig. 12 is a side schematic view of the side member shown in fig. 11. In practice, as shown in fig. 10, 11 and 12, the thickness of the second beam plate is gradually increased from the two ends to the middle part, and the thickness of the first beam plate is gradually increased from the two ends to the middle part.
The thick both ends in middle part of curb girder are thin, and the first position because the middle part of curb girder is the position of bearing vertical load, and thick thickness makes the ability of bearing vertical load stronger, and secondly, the partial thickness outside the middle part of curb girder is less, can subtract heavy and save material.
In practice, as shown in fig. 10, 11 and 12, the second beam plate 410 is gradually widened from both ends to the middle, and the first beam plate 420 is gradually widened from both ends to the middle.
The middle part of the side beam is wider and narrower at two ends, firstly, the middle part of the side beam is the position for bearing the vertical load, the wider width ensures that the capability of bearing the vertical load is stronger, and secondly, the width of the part outside the middle part of the side beam is smaller, so that the weight can be reduced, and the material can be saved.
In implementation, the side beam and the connecting seat are installed in a specific mode. As shown in fig. 10, 11 and 12, the middle part of the second beam plate is provided with a rigid side beam connecting pin 411 protruding upwards;
the connecting seat comprises a connecting seat top, the side beam accommodating space is positioned below the connecting seat top, and the connecting seat top is provided with a connecting seat top mounting through hole;
the side beam connecting pin 411 upwardly passes through the connecting seat top mounting through-hole to realize the mounting of the second beam plate with the connecting seat.
In the description of the present application and the embodiments thereof, it is to be understood that the terms "top", "bottom", "height", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
In this application and its embodiments, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application and its embodiments, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The above disclosure provides many different embodiments or examples for implementing different structures of the application. The components and arrangements of specific examples are described above to simplify the present disclosure. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (13)
1. A bogie, comprising:
a mounting base including a brake mount;
the brake mounting seat and the brake unit connecting piece are respectively provided with a brake connecting piece bolt hole, and the length direction of the brake connecting piece bolt hole is parallel to a reference surface;
the brake mounting seat and the brake unit connecting piece are fixed through respective brake connecting piece bolt holes and bolts so as to realize the fixation of the brake unit connecting piece and the mounting base;
wherein the reference plane is a coordinate plane determined by the moving direction of the bogie and the track gauge direction.
2. The bogie of claim 1, wherein the brake unit attachment member has a caliper mounting hole and a length direction of the caliper mounting hole is parallel to a reference plane;
the bogie further comprises a side beam and a brake unit, wherein the brake unit comprises a cylindrical clamp mounting pin which is sleeved in the clamp mounting hole;
the mounting base comprises a connecting seat which is rigid; the brake mounting seat is arranged on the connecting seat, and the connecting seat is provided with a side beam mounting channel penetrating through the connecting seat along the longitudinal direction;
the side beam comprises an elastic second beam plate and an elastic first beam plate, the second beam plate and the first beam plate are arranged up and down, and a gap is formed between the second beam plate and the first beam plate; the middle parts of the second beam plate and the first beam plate are accommodated in the side beam mounting channel, and two ends of the second beam plate and two ends of the first beam plate extend out of the connecting seats;
wherein the longitudinal direction is a direction of movement of the bogie.
3. The truck of claim 2 wherein one end of the clamp mounting pin has a recess;
the brake unit further comprises a clamping plate, the clamping plate is provided with an arc-shaped notch with a downward opening, the clamping plate and the brake unit connecting piece are respectively provided with a clamping plate mounting screw hole, and the length direction of the clamping plate mounting screw hole is parallel to the length direction of the clamp mounting hole;
the clamping plate and the brake unit connecting piece are installed through respective clamping plate installation screw holes by bolts, and the arc-shaped gap of the clamping plate is inserted into the groove to limit the clamp installation pin.
4. The bogie as recited in claim 3, wherein the mutually mounted sides of the brake unit attachment and the brake mount are respectively provided with a supporting groove and a supporting key which are mutually matched;
wherein the said bearer key and the said bearer groove cooperate to resist the shear force brought by the said brake unit.
5. The truck of claim 4 wherein the bolster slot is disposed on a side of a brake unit attachment mounting plate facing the brake mount, the bolster key being disposed on a side of the brake mount facing the brake unit attachment; or the supporting key is arranged on one side, facing the brake mounting seat, of the brake unit connecting piece mounting plate, and the supporting groove is arranged on one side, facing the brake unit connecting piece, of the brake mounting seat;
the length directions of the bearing keys and the bearing grooves are consistent with the moving direction of the bogie.
6. The truck of claim 3, wherein a length direction of the brake link bolt hole intersects or is parallel to a length direction of the caliper mounting hole.
7. The truck of claim 3 wherein the length of the brake link bolt hole and the length of the caliper mounting hole are perpendicular to each other.
8. The truck of claim 7 wherein the clamp mounting hole has a length that is aligned with the direction of movement of the truck.
9. The truck according to claim 8, wherein the brake unit attachment includes a base plate and two clamp mounting plates fixed below the base plate, the two clamp mounting plates being disposed one behind the other in a moving direction of the truck, each clamp mounting plate having one of the clamp mounting holes;
and two ends of the clamp mounting pin are respectively sleeved in the two clamp mounting holes.
10. The truck of claim 9 wherein the brake unit attachment further comprises a brake unit attachment mounting plate secured over the base plate, the plate surface of the brake unit attachment mounting plate extending in the direction of movement of the truck;
the brake unit connector mounting plate is provided with a brake unit connector mounting hole.
11. The truck of claim 10 wherein the brake unit attachment mounting plate is located above the caliper mounting plate;
or the brake unit connecting piece mounting plates are staggered towards the brake mounting seat relative to the clamp mounting plates, and the brake unit connecting piece mounting plates and the base plate are fixed through reinforcing rib plates.
12. The bogie of claim 5, wherein the number of brake unit connectors 'brake connector bolt holes is an even number of 4 or more and is symmetrically distributed with respect to the brake unit connectors' shear members;
wherein the shear component of the brake unit connector is a bearing groove or a bearing key.
13. The truck of claim 5 wherein the brake unit attachment member is a unitary structure that is integrally forged or cast;
the brake mounting seat and the connecting seat are of an integrated structure formed by integral forging or casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921244788.5U CN210707409U (en) | 2019-08-02 | 2019-08-02 | Steering frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921244788.5U CN210707409U (en) | 2019-08-02 | 2019-08-02 | Steering frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210707409U true CN210707409U (en) | 2020-06-09 |
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ID=70966384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921244788.5U Active CN210707409U (en) | 2019-08-02 | 2019-08-02 | Steering frame |
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| CN (1) | CN210707409U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021022901A1 (en) * | 2019-08-02 | 2021-02-11 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| WO2021022902A1 (en) * | 2019-08-02 | 2021-02-11 | 中车唐山机车车辆有限公司 | Bogie |
| WO2022120989A1 (en) * | 2020-12-09 | 2022-06-16 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
-
2019
- 2019-08-02 CN CN201921244788.5U patent/CN210707409U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021022901A1 (en) * | 2019-08-02 | 2021-02-11 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| WO2021022902A1 (en) * | 2019-08-02 | 2021-02-11 | 中车唐山机车车辆有限公司 | Bogie |
| WO2022120989A1 (en) * | 2020-12-09 | 2022-06-16 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
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