Auxiliary supporting device for wheel set transfer

Abstract

The utility model discloses an auxiliary supporting device for wheel set transfer. The auxiliary supporting device comprises a supporting frame body, universal wheels, a rubber protection pad, an upper pressing plate and hand screwing bolts. The lower end of the supporting frame body is connected with universal wheels, a U-shaped notch is formed in the upper portion of the supporting frame body, a rubber protection pad is bonded in the U-shaped notch, one end of the upper pressing plate is hinged to one end of the U-shaped notch of the supporting frame body, and the other end of the upper pressing plate is detachably installed at the other end of the U-shaped notch of the supporting frame body through a hand-screwing bolt. According to the technical scheme, installation is fast and efficient, other auxiliary tools are not needed, and installation of the auxiliary wheel and the axle box rotating arm can be completed; a rubber protection pad is arranged, so that the risk that a rotating shaft of the axle box rotating arm is directly collided and abraded with the tool can be effectively prevented; quick-wear parts are designed to be detachable, so that the quick-wear parts are convenient to replace when breaking down; the upper pressing plate and the supporting main body are both reinforced, good in rigidity and free of deformation; the tool can be installed by one person, and the problem that the number of operators is insufficient is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of rail transportation, in particular to a tool for transporting wheelsets during vehicle production, assembly or overhaul assembly in a motor vehicle section, and specifically relates to an auxiliary support device for wheelset transport. Background Art

[0002] The advanced axle repair shop at the EMU depot currently assembles a large number of EMU wheelsets. Each 16-car train has 32 bogies, each with four axleboxes, for a total of 128 axleboxes per long train. During normal maintenance, multiple EMUs are brought into the depot for repair simultaneously, creating a significant workload. Axlebox jibs are suspended at both ends of the wheelset. Wheelset repair requires multiple steps and requires transfers between different workstations. Currently, the wheelset is manually moved, with the axlebox jibs suspended at both ends.

[0003] The shortcomings of the current maintenance tooling are:

[0004] (1) The existing support fixture is fixed by tightening two bolts at the upper end, which is inefficient;

[0005] (2) After the tightening part of the tooling bolt is used repeatedly, the thread is often worn, and the tooling with damaged threads cannot be used anymore.

[0006] (3) Disassembly is difficult, as the bolts may get stuck and require the use of other tools.

[0007] (4) The existing auxiliary tooling is not strong enough and most of them are deformed. Utility Model Content

[0008] To this end, the present invention provides a wheelset transport auxiliary support device to solve the above-mentioned problems in the prior art. To achieve the above-mentioned purpose, the present invention provides the following technical solution: According to the first aspect of the present invention, a wheelset transport auxiliary support device includes a support frame, a universal wheel, a rubber protective pad, an upper pressure plate, and a hand-tightening bolt; the lower end of the support frame is connected to the universal wheel, the upper portion of the support frame is provided with a U-shaped notch, and the rubber protective pad is bonded to the U-shaped notch; one end of the upper pressure plate is hinged to one end of the U-shaped notch of the support frame, and the other end is detachably mounted to the other end of the U-shaped notch of the support frame via a hand-tightening bolt.

[0009] Furthermore, one end of the upper pressing plate is hinged to one end of the U-shaped notch of the support frame through a rotating shaft a.

[0010] Furthermore, a rotating shaft b is installed at the other end of the support frame, and a notch is provided at the end of the upper pressure plate above the rotating shaft b. The hand-tightened bolt passes through the notch and is threadedly connected to the rotating shaft b.

[0011] Furthermore, an auxiliary pressure pad is provided between the knob end of the hand-tightening bolt and the upper pressure plate.

[0012] Furthermore, the auxiliary pressure pad is a circular ring-shaped sheet rubber pad.

[0013] Furthermore, both ends of the rotating shaft a are detachably inserted into the through hole at one end of the U-shaped notch of the support frame through the shaft end retaining ring a.

[0014] Furthermore, both ends of the rotating shaft b are detachably inserted into the through hole at the other end of the U-shaped notch of the support frame through the shaft end retaining ring b.

[0015] Furthermore, the support frame is an integrally formed structure made of 4 mm thick steel plates with resistance welding.

[0016] Furthermore, the universal wheel is mounted on the lower end of the support frame by bolts.

[0017] Furthermore, a rubber pad is bonded to the lower surface of the upper pressing plate at a position facing the U-shaped notch by strong glue.

[0018] The utility model has the following advantages:

[0019] 1. The installation is quick and efficient, and no other auxiliary tools are required to complete the installation of the auxiliary wheel and the axle box arm.

[0020] 2. Equipped with rubber protective pads, it can effectively prevent the risk of direct collision and abrasion between the shaft of the axle box arm and the tooling.

[0021] 3. The wearing parts are designed to be detachable, so they can be easily replaced in case of failure.

[0022] 4. The upper pressure plate and the supporting body are reinforced with good rigidity and no deformation.

[0023] 5. The tooling can be installed by one person, solving the problem of insufficient operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional structural diagram of a wheelset transport auxiliary support device provided in some embodiments of the present invention.

[0025] Figure 2 A partial structural diagram of a wheelset transfer auxiliary support device provided in some embodiments of the present invention.

[0026] Figure 3 A schematic diagram of the installation of hand-tightened bolts of a wheelset transfer auxiliary support device provided in some embodiments of the present invention.

[0027] In the figure, 1, support frame, 2, universal wheel, 3, rotating shaft a, 4, rubber protection pad, 5, upper pressure plate, 6, rotating shaft b, 7, hand-tightening bolt, 8, auxiliary pressure pad, 9, shaft end retaining ring a, 10, shaft end retaining ring b. DETAILED DESCRIPTION

[0028] The following describes the implementation of the present invention through specific embodiments. Those skilled in the art can readily understand the other advantages and benefits of the present invention from the contents disclosed in this specification. Obviously, the embodiments described are only a portion of the embodiments of the present invention, not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0029] Example 1

[0030] like Figures 1 to 3 As shown, a wheelset transport auxiliary support device in an embodiment of the first aspect of the present invention includes a support frame body 1, a universal wheel 2, a rubber protective pad 4, an upper pressure plate 5 and a hand-tightening bolt 7; the lower end of the support frame body 1 is connected to the universal wheel 2, the upper part of the support frame body 1 is provided with a U-shaped notch and the rubber protective pad 4 is bonded in the U-shaped notch, one end of the upper pressure plate 5 is hinged to one end of the U-shaped notch of the support frame body 1, and the other end of the upper pressure plate 5 is detachably mounted on the other end of the U-shaped notch of the support frame body 1 by a hand-tightening bolt 7.

[0031] In the above embodiment, it should be noted that when in use, the shafts on both sides of the axle box arm are fixed in the U-shaped notch of the support frame through the upper pressure plate 5, and the bolts 7 are tightened by hand to achieve the purpose of quickly installing the auxiliary wheel.

[0032] The technical effects achieved by the above embodiments are as follows: through a wheelset transfer auxiliary support device of this embodiment, the installation is quick and efficient, and no other auxiliary tools are required to complete the installation of the auxiliary wheel and the axle box arm; the configuration of rubber protective pads can effectively prevent the risk of direct collision and wear between the rotating shaft of the axle box arm and the tooling; the wearing parts are designed to be detachable, and are easy to replace in case of failure; the upper pressure plate and the support body are both reinforced in design, with good rigidity and no deformation; the tooling can be installed by one person, solving the problem of insufficient operating personnel.

[0033] Example 2

[0034] like Figures 1 to 3 As shown, a wheelset transport auxiliary support device includes all the contents of Example 1. In addition, one end of the upper pressure plate 5 is hinged to one end of the U-shaped notch of the support frame 1 through the rotating shaft a3.

[0035] Optionally, a rotating shaft b6 is installed at the other end of the support frame 1, and a notch is provided at the end of the upper pressure plate 5 above the rotating shaft b6, and the hand-tightening bolt 7 passes through the notch and is threadedly connected to the rotating shaft b6.

[0036] Optionally, an auxiliary pressure pad 8 is provided between the knob end of the hand-tightening bolt 7 and the upper pressure plate 5 .

[0037] Optionally, the auxiliary pressure pad 8 is a circular sheet rubber pad.

[0038] The technical effects achieved by the above embodiment are as follows: one end of the upper pressure plate 5 is hinged to the support frame 1 through the rotating shaft a3, thereby ensuring the smooth rotation of the upper pressure plate 5 during operation; the lower end of the hand-tightening bolt 7 is fixed through the rotating shaft b6, thereby ensuring the stability of the crimping of the upper pressure plate 5; by setting the auxiliary pressure pad 8, a good buffering and protection effect is played on the hand-tightening bolt 7; by setting the auxiliary pressure pad 8 as a circular sheet rubber pad, the processing cost is significantly reduced.

[0039] Example 3

[0040] like Figures 1 to 3 As shown, a wheelset transport auxiliary support device includes all the contents of Example 2. In addition, both ends of the rotating shaft a3 are detachably inserted into the through hole at one end of the U-shaped notch of the support frame body 1 through the shaft end retaining ring a9.

[0041] Optionally, both ends of the rotating shaft b6 are detachably inserted into the through hole at the other end of the U-shaped notch of the support frame body 1 through the shaft end retaining ring b10.

[0042] The technical effects achieved by the above embodiments are: the installation of the rotating shaft a3 is achieved through the shaft end retaining ring a9, which realizes the stable fixation and quick disassembly and replacement of the rotating shaft a3; the installation of the rotating shaft b6 is achieved through the shaft end retaining ring b10, which realizes the stable fixation and quick disassembly and replacement of the rotating shaft b6.

[0043] Example 4

[0044] like Figures 1 to 3 As shown, a wheelset transport auxiliary support device includes all the contents of Example 3. In addition, the support frame 1 is an integrally formed structure made of 4 mm thick steel plates with resistance welding.

[0045] The technical effect achieved by the above embodiment is: through the above arrangement, the processing cost of the support frame 1 is significantly reduced and the mechanical strength of the support frame 1 is improved.

[0046] Example 5

[0047] like Figures 1 to 3 As shown, a wheelset transport auxiliary support device includes all the contents of Example 4. In addition, the universal wheel 2 is installed on the lower end of the support frame 1 by bolts.

[0048] Optionally, a rubber pad is bonded to the lower surface of the upper pressing plate 5 at a position facing the U-shaped notch by strong glue.

[0049] The technical effects achieved by the above embodiment are: quick installation and maintenance of the universal wheel 2 are achieved through bolt installation; and effective protection of the rotating shafts on both sides of the axle box rotating arm is achieved through the rubber pads provided at the bottom of the upper pressure plate 5.

[0050] In the description of the present invention, it should be understood that the terms "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0051] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0052] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0053] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and features of different embodiments or examples without contradiction.

[0054] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

[0055] In the description of this specification, the descriptions with reference to the terms "Embodiment 1", "Embodiment 2", "Example", "Specific Example", or "Some Examples" mean that the specific method, device or feature described in conjunction with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, methods, devices or features described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0056] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A wheelset transport auxiliary support device, characterized in that: The invention comprises a support frame (1), a universal wheel (2), a rubber protective pad (4), an upper pressure plate (5) and a hand-tightening bolt (7); the lower end of the support frame (1) is connected to the universal wheel (2); a U-shaped notch is provided on the upper part of the support frame (1) and the rubber protective pad (4) is bonded in the U-shaped notch; one end of the upper pressure plate (5) is hinged to one end of the U-shaped notch of the support frame (1), and the other end is detachably mounted on the other end of the U-shaped notch of the support frame (1) via the hand-tightening bolt (7).

2. The wheelset transport auxiliary support device according to claim 1, characterized in that: One end of the upper pressing plate (5) is hinged to one end of the U-shaped notch of the supporting frame body (1) via a rotating shaft a (3).

3. The wheelset transport auxiliary support device according to claim 2, characterized in that: The other end of the support frame (1) is provided with a rotating shaft b (6), and a notch is provided at the end of the upper pressure plate (5) located above the rotating shaft b (6), and a hand-tightening bolt (7) passes through the notch and is threadedly connected to the rotating shaft b (6).

4. The wheelset transport auxiliary support device according to claim 3, characterized in that: An auxiliary pressure pad (8) is arranged between the knob end of the hand-tightening bolt (7) and the upper pressure plate (5).

5. The wheelset transport auxiliary support device according to claim 4, characterized in that: The auxiliary pressure pad (8) is a circular ring-shaped sheet rubber pad.

6. The wheelset transport auxiliary support device according to claim 2, characterized in that: The two ends of the rotating shaft a (3) are respectively detachably inserted into a through hole at one end of the U-shaped notch of the supporting frame body (1) through a shaft end retaining ring a (9).

7. The wheelset transport auxiliary support device according to claim 3, characterized in that: The two ends of the rotating shaft b (6) are respectively detachably inserted into the through hole at the other end of the U-shaped notch of the supporting frame body (1) through the shaft end retaining ring b (10).

8. The wheelset transport auxiliary support device according to claim 1, characterized in that: The support frame (1) is an integrally formed structure made of 4 mm thick steel plate by resistance welding.

9. The wheelset transport auxiliary support device according to claim 1, characterized in that: The universal wheel (2) is mounted on the lower end of the support frame (1) by means of bolts.

10. The wheelset transport auxiliary support device according to claim 1, characterized in that: A rubber pad is bonded to the position of the lower surface of the upper pressing plate (5) facing the U-shaped notch by means of strong glue.

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