CN110667635A - A kind of axle box built-in bogie frame - Google Patents

Abstract

Translated fromChinese

本发明提供了一种轴箱内置式转向架构架，涉及轨道车辆的动力转向架技术领域，其包括呈交叉型的横梁和固定于横梁四个角上的侧梁，横梁的中部固定有单空气弹簧安装座，单空气弹簧安装座内设置有牵引杆安装腔。采用轴箱内置式结构，使得构架的横梁变短，有利于增加构架的刚度及减轻自重，改善了动力学性能，便于通过小半径曲线轨道，降低了曲线轮轨磨耗和改善了曲线通过性能。

The invention provides an axle box built-in bogie frame, which relates to the technical field of power bogies for rail vehicles. The spring mounting seat, the single air spring mounting seat is provided with a traction rod mounting cavity. The built-in axle box structure makes the beam of the frame shorter, which is beneficial to increase the rigidity of the frame and reduce its own weight, improve the dynamic performance, facilitate the passage of the small radius curved track, reduce the wear of the curved wheel and rail, and improve the curve passing performance.

Description

Translated fromChinese

一种轴箱内置式转向架构架A kind of axle box built-in bogie frame

技术领域technical field

本发明涉及轨道车辆的动力转向架技术领域，特别是涉及一种轴箱内置式转向架构架。The invention relates to the technical field of power bogies for rail vehicles, in particular to an axle box built-in bogie frame.

背景技术Background technique

转向架构架是指轨道车辆上负责承载车体和传递车体重量的部分，是轨道车辆最为重要的关键部件之一。首先，承接车体重量是对转向架构架最基本的要求，对于轨道车辆在曲线运行能够做出自适应调整，使车辆能灵活、安全、平顺地沿钢轨运行，可靠地承受作用于车辆的各种力并将力均衡的传递给轮对。其次，为了实现车辆有效加速和减速，构架必须对转向架和车体的运动形式做出辨识，防止转向架和车体产生过大的相对位移。再者，构架承担着连接一系悬挂装置和二系悬挂装置的作用，用于减少车辆振动和轮对振动的向上传递，保证车辆运行的平稳性。The bogie frame refers to the part of the rail vehicle that is responsible for carrying the car body and transmitting the weight of the car body, and is one of the most important key components of the rail vehicle. First of all, bearing the weight of the car body is the most basic requirement for the bogie frame. It can make self-adaptive adjustments for the rail vehicle running on the curve, so that the vehicle can run along the rail flexibly, safely and smoothly, and can reliably withstand the various loads acting on the vehicle. This kind of force is transmitted to the wheelset evenly. Secondly, in order to achieve effective acceleration and deceleration of the vehicle, the frame must identify the motion form of the bogie and the car body to prevent excessive relative displacement between the bogie and the car body. Furthermore, the frame is responsible for connecting the primary suspension device and the secondary suspension device to reduce the upward transmission of vehicle vibration and wheelset vibration, and ensure the smooth running of the vehicle.

传统的转向架构架结构笨重，重量大，难以在小半径曲线线路服役，对线路扭曲适应能力差，进而增加了轮轨磨耗，运行和维护成本较高；转向架构架的质量大增加了簧上质量，造成传递给钢轨的动作用力变大，同时也会增大对轴承的横向冲击力，在一定程度上影响了轨道车辆运行的平稳性和舒适性。The traditional bogie frame is cumbersome and heavy, making it difficult to serve on small-radius curved lines, and has poor adaptability to line distortion, which increases wheel and rail wear, and increases operation and maintenance costs; the mass of the bogie frame increases the sprung The mass of the rail vehicle increases, resulting in an increase in the action force transmitted to the rail, and also increases the lateral impact force on the bearing, which affects the running stability and comfort of the rail vehicle to a certain extent.

发明内容SUMMARY OF THE INVENTION

针对现有技术中的上述问题，本发明提供了一种轨道车辆的转向架构架，解决了现有技术中轨道车辆的转向架构架结构笨重、对线路扭曲适应能力差的问题。In view of the above problems in the prior art, the present invention provides a bogie frame for a rail vehicle, which solves the problems in the prior art that the bogie frame of the rail vehicle has a bulky structure and poor adaptability to line twisting.

为了达到上述发明目的，本发明采用的技术方案如下：In order to achieve the above-mentioned purpose of the invention, the technical scheme adopted in the present invention is as follows:

提供一种轴箱内置式转向架构架，其包括呈交叉型的横梁和固定于横梁四个角上的侧梁，横梁的中部固定有单空气弹簧安装座，单空气弹簧安装座内设置有牵引杆安装腔。A bogie frame with built-in axle box is provided, which includes a cross beam and side beams fixed on four corners of the beam, a single air spring mounting seat is fixed in the middle of the beam, and a traction mechanism is arranged in the single air spring mounting seat. rod mounting cavity.

进一步地，侧梁包括呈顺时针方向排布的第一侧梁、第二侧梁、第三侧梁和第四侧梁，第一侧梁与第二侧梁同侧设置且共线，第三侧梁与第四侧梁同侧设置且共线，第一侧梁平行于第四侧梁。Further, the side beam includes a first side beam, a second side beam, a third side beam and a fourth side beam arranged in a clockwise direction, the first side beam and the second side beam are arranged on the same side and are collinear, and the first side beam and the second side beam are arranged on the same side and are collinear. The three side beams and the fourth side beam are arranged on the same side and are collinear, and the first side beam is parallel to the fourth side beam.

进一步地，第一侧梁、第二侧梁、第三侧梁和第四侧梁远离横梁一端的底面上均设置有轴箱刚弹簧安装腔和一系轴箱垂向减振器安装座。Further, the bottom surfaces of the first side beam, the second side beam, the third side beam and the fourth side beam away from the cross beam are all provided with an axle box rigid spring mounting cavity and a first axle box vertical shock absorber mounting seat.

进一步地，第一侧梁、第二侧梁、第三侧梁和第四侧梁邻近横梁一端的外侧分别固定有一个基础制动装置安装座。Further, a base braking device mounting seat is respectively fixed to the outer side of one end of the first side beam, the second side beam, the third side beam and the fourth side beam adjacent to the cross beam.

进一步地，第一侧梁、第二侧梁、第三侧梁和第四侧梁邻近横梁一端的底面上均固定有转臂式定位节点安装座。Further, the bottom surfaces of the first side beam, the second side beam, the third side beam and the fourth side beam adjacent to one end of the cross beam are all fixed with a rotary arm type positioning node mounting seat.

进一步地，第一侧梁和第三侧梁邻近横梁的一端的顶面上分别固定有一个抗蛇行减振器安装座。Further, an anti-snake vibration damper mounting seat is respectively fixed on the top surfaces of one end of the first side beam and the third side beam adjacent to the cross beam.

进一步地，第二侧梁和第四侧梁的内侧分别固定有一个二系横向减振器安装座。Further, a second-series transverse shock absorber mounting seat is respectively fixed to the inner side of the second side beam and the fourth side beam.

进一步地，横梁的两侧分别固定有一个二系垂向减振器安装座。Further, a second-series vertical shock absorber mounting seat is respectively fixed on both sides of the beam.

进一步地，横梁的前端和后端分别固定有一个电机吊座。Further, the front end and the rear end of the beam are respectively fixed with a motor hanger.

进一步地，横梁的底面上固定有抗侧滚扭杆安装座。Further, the anti-rolling torsion bar mounting seat is fixed on the bottom surface of the beam.

本发明的有益效果为：本构架为轴箱内置式构架，使轨道车辆的轮对位于构架的外侧，能够对噪声起到屏蔽的作用，并且能够缩短构架的横梁，使整个构架结构紧凑，有利于增加构架的刚度和减轻自重。The beneficial effects of the invention are as follows: the frame is an axle box built-in frame, so that the wheelset of the rail vehicle is located outside the frame, which can shield the noise, and can shorten the beam of the frame, so that the entire frame has a compact structure. It is beneficial to increase the rigidity of the frame and reduce its own weight.

横梁呈交叉型，能够增大其强度；横梁的中部设置的单空气弹簧安装座用于安装一个空气弹簧，单空气弹簧的形式能够减小应用本构架的转向架的回转刚度，便于通过小半径曲线轨道，且能够减小内侧悬挂转向架的轮对冲角、轮轨磨耗、轮轨横向力和轮轴横向力，降低了曲线轮轨磨耗和改善了曲线通过性能。在单空气弹簧安装座内设置有牵引杆安装腔，使得牵引杆能够直接安装在空气弹簧中的中心销孔中，取消了额外的牵引拉杆安装座，使构架的结构更紧凑。The beam is cross-shaped, which can increase its strength; the single air spring mounting seat arranged in the middle of the beam is used to install an air spring, and the single air spring can reduce the rotational stiffness of the bogie to which this frame is applied, which is convenient for passing through a small radius Curved track, and can reduce the wheelset angle of attack, wheel-rail wear, wheel-rail lateral force and wheel-axle lateral force of the inner suspension bogie, reduce the curve wheel-rail wear and improve the curve passing performance. A drawbar mounting cavity is arranged in the single air spring mounting seat, so that the drawbar can be directly installed in the central pin hole in the air spring, the additional drawbar mounting seat is eliminated, and the structure of the frame is more compact.

附图说明Description of drawings

图1为轴箱内置式转向架构架的上视立体图。FIG. 1 is a top perspective view of an axle box built-in bogie frame.

图2为轴箱内置式转向架构架的下视立体图。FIG. 2 is a bottom perspective view of the axle box built-in bogie frame.

其中，1、横梁；2、侧梁；21、第一侧梁；22、第二侧梁；23、第三侧梁；24、第四侧梁；3、单空气弹簧安装座；4、牵引杆安装腔；5、抗蛇行减振器安装座；6、基础制动装置安装座；7、二系垂向减振器安装座；8、二系横向减振器安装座；9、电机吊座；10、抗侧滚扭杆安装座；11、转臂式定位节点安装座；12、轴箱刚弹簧安装腔；13、一系轴箱垂向减振器安装座；14、高度控制阀安装座；15、构架起吊座。Among them, 1, cross beam; 2, side beam; 21, first side beam; 22, second side beam; 23, third side beam; 24, fourth side beam; 3, single air spring mounting seat; 4, traction Rod mounting cavity; 5. Mounting seat of anti-snake shock absorber; 6. Mounting seat of foundation braking device; 7. Mounting seat of secondary vertical shock absorber; 8. Mounting seat of secondary horizontal shock absorber; 9.Motor crane 10. Anti-roll torsion bar mounting seat; 11. Swivel arm type positioning node mounting seat; 12. Axle box rigid spring mounting cavity; 13. Axle box vertical shock absorber mounting seat; 14. Height control valve Mounting seat; 15. Frame lifting seat.

具体实施方式Detailed ways

下面对本发明的具体实施方式进行描述，以便于本技术领域的技术人员理解本发明，但应该清楚，本发明不限于具体实施方式的范围，对本技术领域的普通技术人员来讲，只要各种变化在所附的权利要求限定和确定的本发明的精神和范围内，这些变化是显而易见的，一切利用本发明构思的发明创造均在保护之列。The specific embodiments of the present invention are described below to facilitate those skilled in the art to understand the present invention, but it should be clear that the present invention is not limited to the scope of the specific embodiments. For those skilled in the art, as long as various changes Such changes are obvious within the spirit and scope of the present invention as defined and determined by the appended claims, and all inventions and creations utilizing the inventive concept are within the scope of protection.

如图1所示，该轴箱内置式转向架构架包括呈交叉型的横梁1和固定于横梁1四个角上的侧梁2，横梁1的中部固定有单空气弹簧安装座3，单空气弹簧安装座3内设置有牵引杆安装腔4。As shown in Figure 1, the axle box built-in bogie frame includes a cross beam 1 and side beams 2 fixed on the four corners of the beam 1. A single air spring mounting seat 3 is fixed in the middle of the beam 1. The spring mounting seat 3 is provided with a drawbar mounting cavity 4 .

侧梁2包括呈顺时针方向排布的第一侧梁21、第二侧梁22、第三侧梁23和第四侧梁24，第一侧梁21与第二侧梁22同侧设置且共线，第三侧梁23与第四侧梁24同侧设置且共线，第一侧梁21平行于第四侧梁24。The side beam 2 includes afirst side beam 21 , asecond side beam 22 , athird side beam 23 and afourth side beam 24 arranged in a clockwise direction. Thefirst side beam 21 and thesecond side beam 22 are arranged on the same side and Collinear, thethird side beam 23 and thefourth side beam 24 are disposed on the same side and are collinear, and thefirst side beam 21 is parallel to thefourth side beam 24 .

如图2所示，第一侧梁21、第二侧梁22、第三侧梁23和第四侧梁24远离横梁1一端的底面上均设置有轴箱刚弹簧安装腔12和一系轴箱垂向减振器安装座13。轴箱刚弹簧的端部紧贴于轴箱刚弹簧安装腔12内，轴箱刚弹簧用于传递构架和构架上部载荷到轮对，再到钢轨，是一个承载部件。一系轴箱垂向减振器安装座13位于每个侧梁远离横梁1的端部，用于安装一系轴箱垂向减振器，用于衰减轴箱和构架之间所传递的振动能量。As shown in FIG. 2 , the bottom surfaces of thefirst side beam 21 , thesecond side beam 22 , thethird side beam 23 and thefourth side beam 24 away from the cross beam 1 are all provided with an axle box rigidspring installation cavity 12 and a primary axle Box verticalshock absorber mount 13 . The end of the axle box rigid spring is close to themounting cavity 12 of the axle box rigid spring. The axle box rigid spring is used to transmit the load of the frame and the upper part of the frame to the wheelset, and then to the rail, and is a bearing component. An axle box vertical shockabsorber mounting seat 13 is located at the end of each side beam away from the cross beam 1, and is used to install a tie axle box vertical shock absorber for damping the vibration transmitted between the axle box and the frame energy.

第一侧梁21、第二侧梁22、第三侧梁23和第四侧梁24邻近横梁1一端的外侧分别固定有一个基础制动装置安装座6。本方案中的构架适用的转向架采用抱轴式永磁直驱电机驱动，需要采用轮盘式制动形式为基础制动，故将基础制动装置安装座6焊接于每个侧梁的外侧，通过螺栓连接基础制动装置，每个车轮上对应设置有一个基础制动装置，所以在本构架上分布有四个基础制动装置安装座6。A base braking device mounting seat 6 is respectively fixed to the outer sides of thefirst side beam 21 , thesecond side beam 22 , thethird side beam 23 and thefourth side beam 24 adjacent to one end of the cross beam 1 . The bogie suitable for the frame in this scheme is driven by a shaft-holding permanent magnet direct drive motor, and needs to use a wheel disc brake as the basic brake, so the basic brake device mounting seat 6 is welded to the outside of each side beam , the basic braking device is connected by bolts, and each wheel is correspondingly provided with a basic braking device, so there are four basic braking device mounting seats 6 distributed on the frame.

第一侧梁21、第二侧梁22、第三侧梁23和第四侧梁24邻近横梁1一端的底面上均固定有转臂式定位节点安装座11。转臂式定位节点安装座11通过螺栓安装转臂式定位装置，转臂式定位装置一端通过弹性橡胶定位节点安装在转臂式定位节点安装座11内，起到对轴箱定位的作用，将轴箱的运动限制在此安装座内部。The bottom surfaces of thefirst side beam 21 , thesecond side beam 22 , thethird side beam 23 and thefourth side beam 24 adjacent to one end of the cross beam 1 are all fixed with a rotary arm type positioning node mounting seat 11 . The rotary arm type positioning node mounting seat 11 is installed with the rotary arm type positioning device through bolts, and one end of the rotary arm type positioning device is installed in the rotary arm type positioning node mounting seat 11 through the elastic rubber positioning node, which plays the role of positioning the axle box. Movement of the axlebox is limited inside this mount.

第一侧梁21和第三侧梁23邻近横梁1的一端的顶面上分别固定有一个抗蛇行减振器安装座5。抗蛇行减振器安装座5通过螺栓安装抗蛇行减振器一端的橡胶节点，抗蛇行减振器另一端安装在车体上，来衰减蛇行自激运动，保证运行安全。An anti-snake vibration damper mounting seat 5 is respectively fixed on the top surfaces of one end of thefirst side beam 21 and thethird side beam 23 adjacent to the cross beam 1 . The anti-snake shock absorber mounting seat 5 is installed with a rubber node at one end of the anti-snake shock absorber through bolts, and the other end of the anti-snake shock absorber is installed on the vehicle body to attenuate the snake self-excited motion and ensure safe operation.

第二侧梁22和第四侧梁24的内侧分别固定有一个二系横向减振器安装座8，即在本构架中设置有2个二系横向减振器安装座8，用于安装二系横向减振器。二系横向减振器一端的橡胶节点用螺栓连接在二系横向减振器安装座8上，另一端铰接在车体底架上，用来衰减车体和构架之间的横向振动能量。The inner side of thesecond side beam 22 and thefourth side beam 24 are respectively fixed with a secondary transverse shockabsorber mounting seat 8, that is, two secondary transverse shockabsorber mounting seats 8 are provided in the frame for installing the secondarytransverse shock absorber 8. It is a lateral shock absorber. The rubber node at one end of the secondary transverse shock absorber is bolted to the mountingseat 8 of the secondary transverse shock absorber, and the other end is hinged to the underframe of the vehicle body to attenuate the lateral vibration energy between the vehicle body and the frame.

横梁1的两侧分别固定有一个二系垂向减振器安装座7，即在本构架上的左右两侧分别安装有一个二系垂向减振器安装座7，用于安装二系垂向减振器。二系垂向减振器一端的橡胶节点安装在二系垂向减振器安装座7上，另一端安装在单空气弹簧上方的枕梁底部，用于衰减车体和构架之间传递的振动，保证车辆运行过程中的平稳性和舒适度。Two sides of the beam 1 are respectively fixed with a secondary vertical shockabsorber mounting seat 7, that is, a secondary vertical shockabsorber mounting seat 7 is respectively installed on the left and right sides of the frame for installing the secondary vertical shock absorber. to the shock absorber. The rubber node at one end of the secondary vertical shock absorber is installed on the mountingseat 7 of the secondary vertical shock absorber, and the other end is installed on the bottom of the bolster above the single air spring to damp the vibration transmitted between the vehicle body and the frame , to ensure the stability and comfort of the vehicle during operation.

横梁1的前端和后端分别固定有一个电机吊座9。电机吊座9焊接在横梁1的前端面和后端面上，用于吊装作为驱动装置的永磁直流牵引电动机，永磁直流牵引电动机通过抱轴空心轴装置安装在车轴上，为了保证电动机安装的可靠性和稳定性，需要用电机吊座9将永磁直流牵引电动机通过一拉杆装置铰接，由于本构架适用的转向架的前后均为动力轮，所以在横梁1的前后端面上均设置一个电机吊座9。The front end and the rear end of the beam 1 are respectively fixed with a motor hanger 9 . The motor hanger 9 is welded on the front and rear surfaces of the beam 1, and is used for hoisting the permanent magnet DC traction motor as the driving device. The permanent magnet DC traction motor is installed on the axle through the shaft-holding hollow shaft device. For reliability and stability, the permanent magnet DC traction motor needs to be hinged by the motor hanger 9 through a pull rod device. Since the front and rear of the bogie suitable for this frame are powered wheels, a motor is installed on the front and rear surfaces of the beam 1. Hanger 9.

横梁1的底面上固定有抗侧滚扭杆安装座10。抗侧滚扭杆安装座10焊接在横梁1底面的中部，用于安装2个抗侧滚扭杆装置，将抗侧滚扭杆装置的扭杆沿横梁长度方向与抗侧滚扭杆安装座10铰接。由于本构架中仅安装单个空气弹簧，大大减小了构架的侧滚刚度，通过抗侧滚扭杆安装座10安装抗侧滚扭杆装置来防止车体的过度倾摆，保证乘坐的舒适性和行车的安全性。An anti-roll torsionbar mounting seat 10 is fixed on the bottom surface of the beam 1 . The anti-roll torsionbar mounting seat 10 is welded to the middle of the bottom surface of the beam 1, and is used to install two anti-roll torsion bar devices. 10 hinged. Since only a single air spring is installed in the frame, the roll rigidity of the frame is greatly reduced, and the anti-roll torsion bar device is installed on the anti-roll torsionbar mounting seat 10 to prevent excessive tilting of the vehicle body and ensure ride comfort. and driving safety.

在侧梁2外侧还焊接有高度控制阀安装座14，高度控制阀安装座14用于安装高度控制阀，通过高度控制阀控制位于横梁1中部的单空气弹簧的高度，保证单空气弹簧的性能良好。A height controlvalve mounting seat 14 is also welded on the outside of the side beam 2. The height controlvalve mounting seat 14 is used to install the height control valve, and the height of the single air spring located in the middle of the beam 1 is controlled by the height control valve to ensure the performance of the single air spring. good.

在第一侧梁21、第二侧梁22、第三侧梁23和第四侧梁24的外侧分别焊接有一个构架起吊座15，用于供绳索穿过，便于吊装本构架。在将本构架与轮对装配时，用起重机通过构架起吊座15将构架吊起，然后装配，构架起吊座15是构架起吊的受力点。Aframe hoisting seat 15 is welded to the outside of thefirst side beam 21, thesecond side beam 22, thethird side beam 23 and thefourth side beam 24, respectively, for the ropes to pass through, which is convenient for hoisting the frame. When assembling the frame and the wheelset, the frame is hoisted by a crane through theframe lifting seat 15, and then assembled. Theframe lifting seat 15 is the stress point of the frame lifting.

Claims (10)

Translated fromChinese

1.一种轴箱内置式转向架构架，其特征在于，包括呈交叉型的横梁(1)和固定于所述横梁(1)四个角上的侧梁(2)，所述横梁(1)的中部固定有单空气弹簧安装座(3)，所述单空气弹簧安装座(3)内设置有牵引杆安装腔(4)。1. An axle box built-in bogie frame, characterized in that it comprises a cross beam (1) and side beams (2) fixed on four corners of the beam (1), the beam (1) A single air spring mounting seat (3) is fixed in the middle of the ), and a traction rod mounting cavity (4) is arranged in the single air spring mounting seat (3).2.根据权利要求1所述的轴箱内置式转向架构架，其特征在于，所述侧梁(2)包括呈顺时针方向排布的第一侧梁(21)、第二侧梁(22)、第三侧梁(23)和第四侧梁(24)，所述第一侧梁(21)与所述第二侧梁(22)同侧设置且共线，所述第三侧梁(23)与所述第四侧梁(24)同侧设置且共线，所述第一侧梁(21)平行于所述第四侧梁(24)。2. The axle box built-in bogie frame according to claim 1, wherein the side beam (2) comprises a first side beam (21) and a second side beam (22) arranged in a clockwise direction ), a third side beam (23) and a fourth side beam (24), the first side beam (21) and the second side beam (22) are arranged on the same side and are collinear, and the third side beam (22) (23) The fourth side beam (24) is arranged on the same side and is collinear, and the first side beam (21) is parallel to the fourth side beam (24).3.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述第一侧梁(21)、第二侧梁(22)、第三侧梁(23)和第四侧梁(24)远离所述横梁(1)一端的底面上均设置有轴箱刚弹簧安装腔(12)和一系轴箱垂向减振器安装座(13)。3. The axle box built-in bogie frame according to claim 2, wherein the first side beam (21), the second side beam (22), the third side beam (23) and the fourth side beam The bottom surface of one end of the beam (24) away from the beam (1) is provided with an axle box rigid spring installation cavity (12) and a first axle box vertical shock absorber mounting seat (13).4.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述第一侧梁(21)、第二侧梁(22)、第三侧梁(23)和第四侧梁(24)邻近所述横梁(1)一端的外侧分别固定有一个基础制动装置安装座(6)。4. The axle box built-in bogie frame according to claim 2, wherein the first side beam (21), the second side beam (22), the third side beam (23) and the fourth side beam A base braking device mounting seat (6) is respectively fixed to the outer side of one end of the beam (24) adjacent to the cross beam (1).5.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述第一侧梁(21)、第二侧梁(22)、第三侧梁(23)和第四侧梁(24)邻近所述横梁(1)一端的底面上均固定有转臂式定位节点安装座(11)。5. The axle box built-in bogie frame according to claim 2, wherein the first side beam (21), the second side beam (22), the third side beam (23) and the fourth side beam The bottom surface of the beam (24) adjacent to one end of the beam (1) is fixed with a rotating arm type positioning node mounting seat (11).6.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述第一侧梁(21)和所述第三侧梁(23)邻近所述横梁(1)的一端的顶面上分别固定有一个抗蛇行减振器安装座(5)。6 . The axle box built-in bogie frame according to claim 2 , wherein the first side beam ( 21 ) and the third side beam ( 23 ) are adjacent to one end of the cross beam ( 1 ). 7 . An anti-snake shock absorber mounting seat (5) is respectively fixed on the top surface.7.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述第二侧梁(22)和所述第四侧梁(24)的内侧分别固定有一个二系横向减振器安装座(8)。7 . The axle box built-in bogie frame according to claim 2 , characterized in that, a secondary transverse reducer is respectively fixed to the inner side of the second side beam ( 22 ) and the fourth side beam ( 24 ). 8 . vibrator mount (8).8.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述横梁(1)的两侧分别固定有一个二系垂向减振器安装座(7)。8 . The axle box built-in bogie frame according to claim 2 , wherein a secondary vertical vibration damper mounting seat ( 7 ) is respectively fixed on both sides of the beam ( 1 ). 9 .9.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述横梁(1)的前端和后端分别固定有一个电机吊座(9)。9 . The axle box built-in bogie frame according to claim 2 , wherein a motor hanger ( 9 ) is respectively fixed to the front end and the rear end of the beam ( 1 ). 10 .10.根据权利要求2所述的轴箱内置式转向架构架，其特征在于，所述横梁(1)的底面上固定有抗侧滚扭杆安装座(10)。10 . The axle box built-in bogie frame according to claim 2 , wherein an anti-roll torsion bar mounting seat ( 10 ) is fixed on the bottom surface of the beam ( 1 ). 11 .

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