Split type bogie turntable

Abstract

The utility model provides a split type bogie turntable, which relates to the technical field of rail car bogie turntables, and comprises a rotating mechanism, the rotating mechanism comprises a base and a turntable, both the base and the turntable are provided with rails, and the turntable is in sliding contact with the base. According to the split type bogie turntable, the upper rod can be pedaled to drive the lower rod to be inserted into the fixing sleeve, in the process, the elastic rod can move to the position of the first clamping hole, after the upper rod is loosened, the fixing ring can drive the elastic rod to be clamped into the first clamping hole under the elastic force action of the first compression spring and the elastic rod, and then the upper rod and the lower rod are fixed; the upper rod and the lower rod are matched with the fixing sleeve to lock the base and the rotating disc, the complexity of manual operation is avoided, the fixing sleeve and the lower rod can be replaced by disassembling the bolt and screwing the lower rod, and the situation that the base and the rotating disc are not firmly locked due to abrasion is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bogie turntable, in particular to a split type bogie turntable, belongs to the railcar bogie turntable technical field. BACKGROUND

[0002] The bogie turntable is used for the direction adjustment of the bogie of the railcar, and makes the bogie accurately butt joint different tracks in maintenance, marshalling or special operation, thereby improving the adaptability and scheduling efficiency of the railcar.

[0003] In the Chinese patent publication specification CN212447594U, a bogie turntable is disclosed, which is provided with a plurality of bull's eye bearings at the bottom of the turntable body, and the bull's eye bearings are rotatably connected with the annular track provided on the bottom of the foundation pit. Compared with the support mode of supporting wheels, the overall thickness is smaller. According to the load that the bogie turntable may bear, the number of bull's eye bearings on the turntable body is increased or decreased, so that the load bearing capacity of the bogie turntable can be adjusted without changing the overall thickness of the bogie turntable, thereby greatly reducing the thickness of the bogie turntable while ensuring the load bearing capacity of the bogie turntable, and facilitating installation.

[0004] The above-mentioned patent technical solution lacks a locking mechanism for the bogie turntable. The turntable without a locking mechanism may rotate unnecessarily after stopping operation due to external force, which may cause potential danger to the operator or the surrounding equipment. In the prior art, a latch is inserted into the corresponding hole position to achieve mechanical fixation.

[0005] In actual application, it is found that the insertion and removal of the latch and the hole position need to be manually operated, and for high-frequency use or high-load operation equipment, the wear of the latch may be aggravated, which may affect the fixing effect. Therefore, a split type bogie turntable is proposed. UTILITY MODEL CONTENTS

[0006] The utility model provides a split type bogie turntable, which can fix the turntable through a foot pedal locking mechanism, avoids the cumbersome manual latch operation, and can replace the latch assembly to avoid insecure locking due to latch wear.

[0007] The utility model is implemented by the following technical scheme: a split type bogie turntable, comprising a rotating mechanism, the rotating mechanism comprises a base and a turntable, tracks are formed in the base and the turntable, the turntable and the base are in sliding contact, a middle ball bearing is fixed to the bottom surface of the turntable, uniformly distributed side ball bearings are fixed to the bottom surface of the turntable, a guide rail is fixed to the inner bottom wall of the base, the positions of the guide rail and the side ball bearings correspond, and a plurality of reinforcing plates are fixed to the outer side of the base.

[0008] The rotating mechanism is provided with a locking mechanism for fixing the base and the rotating disc, the locking mechanism comprises a fixed plate fixed with the rotating disc, the fixed plate is inlaid with a fixed cylinder, a locking rod is slidably connected in the fixed cylinder, the locking rod comprises an upper rod, and the lower end of the upper rod is threadedly connected with a lower rod.

[0009] The locking mechanism further comprises a limiting assembly arranged on the base for limiting the locking rod, the limiting assembly comprises a fixed sleeve, the fixed sleeve is inlaid on the base, the fixed sleeve is in sliding contact with the lower rod, and the limiting assembly further comprises a bolt, and the fixed sleeve is fixed on the base through the bolt.

[0010] The locking rod is fixed with an elastic component, the elastic component comprises a fixed ring, the fixed ring is fixed on the upper rod, a first compression spring is fixed between the fixed ring and the fixed cylinder, and the first compression spring is sleeved on the upper rod and the lower rod.

[0011] The elastic component is fixed with an elastic rod, the fixed plate is provided with a first clamping hole and a second clamping hole, and the fixed plate is provided with a reset assembly for pushing the elastic rod, the reset assembly comprises a push rod, the push rod is slidably connected in the first clamping hole, the push rod is fixed with a push plate, a second compression spring is fixed between the push plate and the fixed cylinder, and the second compression spring is sleeved on the push rod.

[0012] The upper end of the upper rod is fixed with a stepping plate, the stepping plate is provided with an identification mark, the upper rod is provided with a guide groove, the fixed cylinder is fixed with a guide column, and the guide groove is in sliding contact with the guide column.

[0013] The utility model provides a split type bogie rotating disc, it has the beneficial effect as follows:

[0014] 1、 the split type bogie rotating disc can drive the lower rod to insert into the fixed sleeve through the footboard upper rod, in the above process, the elastic rod will be moved to the position of the first clamping hole, after the upper rod is loosened, the fixed ring will drive the elastic rod to be clamped into the first clamping hole under the elastic force of the first compression spring and the elastic rod, and then the fixing of the upper rod and the lower rod is completed, the base and the rotating disc are locked through the upper rod and the lower rod cooperating with the fixed sleeve, the tedious manual operation is avoided, and the fixed sleeve and the lower rod can be replaced through the dismounting bolt and the screwing lower rod, so that the base and the rotating disc are not locked firmly due to wear. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is the base internal structure cutaway view of the utility model;

[0017] Figure 3 The fixed cylinder internal structure sectional view of the utility model;

[0018] Figure 4 The fixed cylinder internal structure sectional view of the utility model; Figure 3 The structure enlarged schematic view of A in the middle;

[0019] Figure 5 The locking rod structure schematic view of the utility model.

[0020] Mark explanation

[0021] 1, rotating mechanism; 101, base; 102, turntable; 103, track; 104, middle ball universal ball; 105, side ball universal ball; 106, guide rail; 107, reinforcing plate;

[0022] 2, locking mechanism; 201, fixed plate; 202, fixed cylinder; 203, locking rod; 2031, upper rod; 2032, lower rod; 204, limiting assembly; 2041, fixed sleeve; 2042, bolt;

[0023] 205, elastic component; 2051, fixed ring; 2052, first compression spring; 206, elastic rod; 207, first clamping hole; 208, second clamping hole;

[0024] 209, reset assembly; 2091, push rod; 2092, push plate; 2093, second compression spring; 210, treadle; 211, mark; 212, guide slot; 213, guide column. Specific implementation

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0026] Please refer to Figures 1-5 The utility model proposes the following implementation plan: a split type bogie turntable, including rotating mechanism 1, rotating mechanism 1 includes base 101 and turntable 102, base 101 and turntable 102 are all set up with track 103, turntable 102 and base 101 sliding contact, the bottom of turntable 102 is fixed with middle ball universal ball 104, the bottom of turntable 102 is fixed with evenly distributed side ball universal ball 105, turntable 102 can be directly taken off from base 101, and then it is convenient to replace and maintain middle ball universal ball 104 or side ball universal ball 105.

[0027] The rotating disc 102 can rotate on the base 101 through the middle ball universal joint 104 and the side ball universal joint 105, the inner bottom wall of the base 101 is fixed with a guide rail 106 corresponding to the position of the side ball universal joint 105, and the outer side of the base 101 is fixed with a plurality of reinforcing plates 107, which can improve the firmness of the base 101.

[0028] Please refer to Figure 2 、 Figure 3 and Figure 4 , the rotating mechanism 1 is provided with a locking mechanism 2 for fixing the base 101 and the rotating disc 102, the locking mechanism 2 comprises a fixed plate 201 fixed with the rotating disc 102, the fixed plate 201 is inlaid with a fixed cylinder 202, the locking rod 203 is slidably connected in the fixed cylinder 202, the locking rod 203 comprises an upper rod 2031, the lower end of the upper rod 2031 is threadedly connected with a lower rod 2032, the lower rod 2032 can be removed from the upper rod 2031 by rotating the lower rod 2032, and then a new lower rod 2032 is replaced.

[0029] Please refer to Figure 3 , the locking mechanism 2 further comprises a limiting assembly 204 arranged on the base 101 for limiting the locking rod 203, the limiting assembly 204 comprises a fixed sleeve 2041 inlaid on the base 101, the fixed sleeve 2041 is in sliding contact with the lower rod 2032, the limiting assembly 204 further comprises a bolt 2042, the fixed sleeve 2041 is fixed on the base 101 through the bolt 2042, the fixed sleeve 2041 can be removed from the base 101 by disassembling the bolt 2042, and then a new fixed sleeve 2041 is replaced.

[0030] The locking rod 203 is fixed with an elastic component 205, the elastic component 205 comprises a fixed ring 2051 fixed on the upper rod 2031, a first compression spring 2052 is fixed between the fixed ring 2051 and the fixed cylinder 202, and the first compression spring 2052 is sleeved on the upper rod 2031 and the lower rod 2032.

[0031] Please refer to Figure 4 , the elastic component 205 is fixed with an elastic rod 206, the fixed plate 201 is provided with a first clamping hole 207 and a second clamping hole 208, and the fixed plate 201 is provided with a reset assembly 209 for pushing the elastic rod 206.

[0032] The reset assembly 209 comprises a push rod 2091 slidably connected in the first clamping hole 207, the push rod 2091 is fixed with a push plate 2092, a second compression spring 2093 is fixed between the push plate 2092 and the fixed cylinder 202, and the second compression spring 2093 is sleeved on the push rod 2091, and the push plate 2092 can drive the push rod 2091 to push the elastic rod 206 by kicking.

[0033] Further make the elastic rod 206 move out of the first card hole 207, the upper rod 2031 and the lower rod 2032 will be driven by the first compression spring 2052 and the fixed ring 2051 to move upwards, until the upper rod 2031 drives the elastic rod 206 to move to the position of the second card hole 208, the elastic rod 206 will restore the original shape, and be clamped into the second card hole 208, at this time the lower rod 2032 moves out of the fixed sleeve 2041, thereby separating the base 101 and the rotating disc 102.

[0034] The upper end of the upper rod 2031 is fixed with a pedal plate 210, the pedal plate 210 is provided with a mark 211, the upper rod 2031 is provided with a guide groove 212, and the fixed cylinder 202 is fixedly provided with a guide column 213, the guide groove 212 and the guide column 213 are in sliding contact, and the guide groove 212 cooperates with the guide column 213 to guide the upper rod 2031, so that the elastic rod 206 can be smoothly clamped into the first card hole 207 or the second card hole 208.

[0035] Working principle: when the base 101 and the rotating disc 102 are fixed, the upper rod 2031 is directly stepped on, the upper rod 2031 drives the lower rod 2032 to be inserted into the fixed sleeve 2041, and during the above process, the elastic rod 206 will be driven by the upper rod 2031 to move out of the second card hole 208 until it moves to the position of the first card hole 207, after the elastic rod 206 is separated from the first card hole 207, it will be elastically deformed due to the limitation of the inner wall of the fixed cylinder 202, and after the upper rod 2031 is loosened.

[0036] The fixed ring 2051 will drive the elastic rod 206 to be clamped into the first card hole 207 under the action of the first compression spring 2052 and the elasticity of the elastic rod 206, thereby completing the fixation of the upper rod 2031 and the lower rod 2032, the base 101 and the rotating disc 102 are locked through the cooperation of the upper rod 2031 and the lower rod 2032 with the fixed sleeve 2041, the tedious manual operation is avoided, and the fixed sleeve 2041 and the lower rod 2032 can be replaced by disassembling the bolt 2042 and screwing the lower rod 2032, so that the base 101 and the rotating disc 102 are not locked firmly due to wear.

[0037] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A split bogie turntable, comprising a rotating mechanism (1), the rotating mechanism (1) comprising a base (101) and a turntable (102), characterized in that: The rotating mechanism (1) is provided with a locking mechanism (2) for fixing the base (101) and the rotating disc (102); The locking mechanism (2) comprises a fixed plate (201) fixed with the rotating disc (102), the fixed plate (201) is inlaid with a fixed cylinder (202), the locking rod (203) is slidably connected in the fixed cylinder (202), and the locking mechanism (2) further comprises a limiting assembly (204) provided on the base (101) and used for limiting the locking rod (203). The locking rod (203) is fixed with an elastic component (205), the elastic component (205) is fixed with an elastic rod (206), the fixed plate (201) is provided with a first clamping hole (207) and a second clamping hole (208), and the fixed plate (201) is provided with a reset assembly (209) used for pushing the elastic rod (206).

2. The split bogie carousel according to claim 1, wherein: The rotating disc (102) is in sliding contact with the base (101), the bottom surface of the rotating disc (102) is fixed with a middle ball bearing universal ball (104), the bottom surface of the rotating disc (102) is fixed with uniformly distributed side ball bearing universal balls (105), the inner bottom wall of the base (101) is fixed with a guide rail (106), the guide rail (106) corresponds to the positions of the side ball bearing universal balls (105), and the outer side of the base (101) is fixed with a plurality of reinforcing plates (107).

3. The split bogie carousel of claim 1, wherein: The locking rod (203) comprises an upper rod (2031), and the lower end of the upper rod (2031) is threadedly connected with a lower rod (2032).

4. The split bogie carousel of claim 3, wherein: The limiting assembly (204) comprises a fixed sleeve (2041), the fixed sleeve (2041) is inlaid on the base (101), the fixed sleeve (2041) is in sliding contact with the lower rod (2032), and the limiting assembly (204) further comprises a bolt (2042), and the fixed sleeve (2041) is fixed on the base (101) through the bolt (2042).

5. The split bogie carousel of claim 3, wherein: The elastic component (205) comprises a fixed ring (2051), the fixed ring (2051) is fixed on the upper rod (2031), first compression springs (2052) are fixed between the fixed ring (2051) and the fixed cylinder (202), and the first compression springs (2052) are sleeved on the upper rod (2031) and the lower rod (2032).

6. The split bogie carousel of claim 1, wherein: The reset assembly (209) comprises a push rod (2091), the push rod (2091) is slidably connected in the first clamping hole (207), the push rod (2091) is fixed with a push plate (2092), second compression springs (2093) are fixed between the push plate (2092) and the fixed cylinder (202), and the second compression springs (2093) are sleeved on the push rod (2091).

7. The split bogie carousel of claim 3, wherein: The upper end of the upper rod (2031) is fixed with a stepping plate (210), the stepping plate (210) is provided with an identifier (211), the upper rod (2031) is provided with a guide groove (212), the fixed cylinder (202) is fixed with a guide column (213), and the guide groove (212) is in sliding contact with the guide column (213).

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