Railway overhead line system ratchet wheel compensation device

Abstract

The utility model relates to the technical field of electrified railways, and discloses a railway contact net ratchet wheel compensation device which comprises a brake frame, a threaded vertical rod is installed on the side edge of the brake frame in a penetrating mode, a connecting vertical plate is fixedly installed on the other side edge of the brake frame, a connecting transverse plate is installed in the connecting vertical plate, and a threaded transverse rod is installed in the connecting transverse plate in a threaded penetrating mode. Reinforcing plates are fixedly installed on the two sides of the connecting transverse plate, a main shaft is installed on the side edge of the top end in a penetrating mode, a ratchet wheel body is fixedly installed on the peripheral face of the main shaft, a driving wheel is fixedly installed on the peripheral face, close to the side edge of the ratchet wheel body, of the main shaft, and an auxiliary wheel is fixedly installed on the peripheral face of the other side of the main shaft; and threaded sleeves are rotationally mounted at the two ends of the mounting shaft, and a limiting plate is fixedly mounted at the top end of the baffle. According to the device, through the threaded vertical rod, the threaded transverse rod and the main shaft, all the assemblies can be independently mounted and dismounted, and the safety of the compensation device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrified railways, in particular to a railway contact network ratchet compensation device. Background Art

[0002] The railway contact network is an important part of the electrified railway. It is erected along the railway to provide electricity for electric locomotives and EMUs. In order to ensure that the contact network can maintain stable tension under different environmental conditions (such as temperature changes), a compensation device is needed to adjust the tightness of the wire. The existing railway contact network ratchet compensation device has certain deficiencies in stability and safety. If the ratchet is deflected during use, other compensation devices connected to it will be offset. It is necessary to reinforce the existing ratchet compensation device to improve the stability of the original ratchet compensation device. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the utility model provides a railway contact network ratchet compensation device, which has the advantages of enabling individual components to be installed and disassembled separately through threaded vertical rods, threaded cross rods and a main shaft, thereby increasing the convenience of replacing and repairing individual parts of the device and improving the safety of the compensation device. It also increases the stability of the device installation by connecting cross plates and reinforcement plates, thereby solving the above-mentioned technical problems.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a railway contact network ratchet compensation device, comprising a brake frame, a threaded vertical rod is installed through the side of the brake frame, and a connecting vertical plate is fixedly installed on the other side, a connecting horizontal plate is installed inside the connecting vertical plate, and a threaded horizontal rod is installed through the internal thread, reinforcement plates are fixedly installed on both sides of the connecting horizontal plate, and a main shaft is installed through the side of the top end, a ratchet body is fixedly installed on the outer circumference of the main shaft, and a driving wheel is fixedly installed on the side of the outer circumference close to the ratchet body, an auxiliary wheel is fixedly installed on the outer circumference of the other side of the main shaft, a mounting shaft is fixedly installed on the outer side of the connecting horizontal plate, a baffle is rotatably installed on the outer circumference of the mounting shaft, and threaded sleeves are rotatably installed at both ends, and a limiting plate is fixedly installed on the top of the baffle.

[0007] Preferably, a group of threaded vertical rods are installed through the side of the brake frame, and threaded sleeves are rotatably installed at both ends of the threaded vertical rods.

[0008] Through the above technical solution, the threaded vertical rod is firstly passed through the brake frame and the mounting body, so as to facilitate the installation and connection of the overall device, increase the convenience of installation and facilitate disassembly.

[0009] Preferably, every two of the connecting vertical plates are relatively installed in a group, and six groups of the connecting vertical plates are relatively arranged, wherein four groups of the connecting vertical plates are internally connected to the connecting cross plates through threaded cross bars, and threaded sleeves are rotatably installed at both ends of the threaded cross bars.

[0010] Through the above technical solution, four sets of threaded cross bars installed through the sides of the connecting vertical plates are threadedly connected to the connecting cross plates, and then the top is fixed by a threaded sleeve, so that the main shaft drives the ratchet body to be installed and connected through the connecting cross bars, and it is easy to disassemble.

[0011] Preferably, the other two groups of connecting vertical plates are connected to the reinforcing plates through threaded cross bars passing through the inner sides.

[0012] Through the above technical solution, the other two sets of threaded cross bars installed through the sides of the connecting vertical plates are threadedly connected to the reinforcement plates, and the top ends are fixed by threaded sleeves, thereby reinforcing the installation of the connecting cross plates, increasing the stability of the installation of the connecting cross plates and facilitating disassembly.

[0013] Preferably, a group of mounting shafts are fixedly mounted on the outer side of each group of connecting transverse plates, and the limit plates are fixedly mounted on the side edges of the connecting transverse plates at the top end of the baffles.

[0014] Through the above technical solution, the installation shaft supports the baffle plate, and the baffle plate limits the gear end of the auxiliary wheel after installation, so that the baffle plate can rotate when the auxiliary wheel rotates forward. When the auxiliary wheel rotates in the reverse direction, the baffle plate limits the limit plate, so that the limit plate cannot rotate in the reverse direction, so that the top end of the limit plate blocks the reverse rotation of the auxiliary wheel, thereby increasing the safety of the compensation device.

[0015] Compared with the prior art, the utility model provides a railway contact network ratchet compensation device, which has the following beneficial effects:

[0016] 1. The utility model enables each component to be installed and disassembled separately through the threaded vertical rod, the threaded horizontal rod and the main shaft, thereby increasing the convenience of replacing and repairing individual parts of the device and facilitating installation. The stability of the device installation is increased by connecting the horizontal plate and the reinforcement plate.

[0017] 2. The utility model supports the baffle plate by installing the shaft. After installation, the baffle plate limits the gear end of the auxiliary wheel, so that when the auxiliary wheel rotates forward, the baffle plate can rotate with it. When the auxiliary wheel rotates in the reverse direction, the baffle plate limits the limit plate, so that the limit plate cannot rotate in the reverse direction, so that the top end of the limit plate blocks the reverse rotation of the auxiliary wheel, thereby increasing the safety of the compensation device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1This is a schematic diagram of the three-dimensional structure of the ratchet compensation device of the utility model;

[0019] Figure 2 This is a front view schematic diagram of the ratchet compensation device of the utility model;

[0020] Figure 3 This is a partial disassembly diagram of the ratchet compensation device of the utility model structure;

[0021] Figure 4 It is a partially enlarged schematic diagram of the ratchet compensation device of the utility model.

[0022] Among them: 1. Brake frame; 2. Threaded vertical rod; 3. Connecting vertical plate; 4. Connecting horizontal plate; 5. Threaded horizontal rod; 6. Reinforcement plate; 7. Main shaft; 8. Ratchet body; 9. Driving wheel; 10. Auxiliary wheel; 11. Installation shaft; 12. Baffle; 13. Limit plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 A railway contact network ratchet compensation device comprises a brake frame 1, a threaded vertical rod 2 is installed through the side of the brake frame 1, and a connecting vertical plate 3 is fixedly installed on the other side, a connecting horizontal plate 4 is installed inside the connecting vertical plate 3, and a threaded horizontal rod 5 is installed through the internal thread, reinforcing plates 6 are fixedly installed on both sides of the connecting horizontal plate 4, and a main shaft 7 is installed through the side of the top, a ratchet body 8 is fixedly installed on the outer circumference of the main shaft 7, and a driving wheel 9 is fixedly installed on the side of the outer circumference close to the ratchet body 8, an auxiliary wheel 10 is fixedly installed on the outer circumference of the other side of the main shaft 7, an installation shaft 11 is fixedly installed on the outer side of the connecting horizontal plate 4, a baffle 12 is rotatably installed on the outer circumference of the installation shaft 11, and threaded sleeves are rotatably installed at both ends, and a limit plate 13 is fixedly installed on the top of the baffle 12.

[0025] Specifically, a set of threaded vertical rods 2 are installed through the side of the brake frame 1, and threaded sleeves are rotatably installed at both ends of the threaded vertical rods 2. The advantage is that the threaded vertical rods 2 are first inserted through the brake frame 1 and the mounting body, which is convenient for the installation and connection of the entire device, increasing the convenience of installation and facilitating disassembly.

[0026] Specifically, two connecting upright plates 3 are installed relative to each other to form a group, and six groups of connecting upright plates 3 are arranged relative to each other, among which four groups of connecting upright plates 3 are connected to the connecting horizontal plates 4 through threaded cross bars 5, and threaded sleeves are rotatably installed at both ends of the threaded cross bars 5. The advantage is that the threaded cross bars 5 installed through the sides of the four groups of connecting upright plates 3 are threadedly connected to the connecting horizontal plates 4, and then the top ends are fixed by the threaded sleeves, so that the main shaft 7 drives the ratchet body 8 to be installed and connected through the connecting cross bars, and it is easy to disassemble.

[0027] Specifically, the inner sides of the other two groups of connecting vertical plates 3 are penetrated by threaded cross bars 5 to connect the reinforcing plates 6. The advantage is that the threaded cross bars 5 installed through the sides of the other two groups of connecting vertical plates 3 are threadedly connected with the reinforcing plates 6, and then the tops are fixed by threaded sleeves, thereby reinforcing the installation of the connecting horizontal plates 4, increasing the stability of the installation of the connecting horizontal plates 4, and facilitating disassembly.

[0028] Specifically, a set of mounting shafts 11 are fixedly mounted on the outside of each set of connecting transverse plates 4, and the limiting plate 13 is fixedly mounted on the side of the connecting transverse plate 4 at the top of the baffle 12. The advantage is that the mounting shaft 11 supports the baffle 12, and the baffle 12 limits the gear end of the auxiliary wheel 10 after installation, so that when the auxiliary wheel 10 rotates forward, the baffle 12 can rotate with it, and when the auxiliary wheel 10 rotates reversely, the limiting plate 13 is limited by the baffle 12, so that the limiting plate 13 cannot rotate reversely, so that the top of the limiting plate 13 blocks the auxiliary wheel 10 from reversing, thereby increasing the safety of the compensation device.

[0029] When in use, the threaded vertical rod 2, the threaded cross rod 5 and the main shaft 7 enable each component to be installed and disassembled separately, thereby increasing the convenience of replacing and repairing individual parts of the device and facilitating installation. The stability of the device installation is increased by connecting the cross plate 4 and the reinforcement plate 6. The mounting shaft 11 supports the baffle 12. After installation, the baffle 12 limits the gear end of the auxiliary wheel 10, so that the baffle 12 can rotate when the auxiliary wheel 10 rotates forward. When the auxiliary wheel 10 rotates in the reverse direction, the baffle 12 limits the limit plate 13, so that the limit plate 13 cannot rotate in the reverse direction, so that the top end of the limit plate 13 blocks the reverse rotation of the auxiliary wheel 10, thereby increasing the safety of the compensation device.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A railway contact network ratchet compensation device, comprising a brake frame (1), characterized in that: A threaded vertical rod (2) is installed through the side of the brake frame (1), and a connecting vertical plate (3) is fixedly installed on the other side. A connecting horizontal plate (4) is installed inside the connecting vertical plate (3), and a threaded horizontal rod (5) is installed through the internal thread. Reinforcement plates (6) are fixedly installed on both sides of the connecting horizontal plate (4), and a main shaft (7) is installed through the side of the top. A ratchet body (8) is fixedly installed on the outer peripheral surface of the main shaft (7), and a driving wheel (9) is fixedly installed on the side of the outer peripheral surface close to the ratchet body (8). An auxiliary wheel (10) is fixedly installed on the outer peripheral surface of the other side of the main shaft (7). A mounting shaft (11) is fixedly installed on the outer side of the connecting horizontal plate (4). A baffle (12) is rotatably installed on the outer peripheral surface of the mounting shaft (11), and threaded sleeves are rotatably installed at both ends. A limit plate (13) is fixedly installed on the top of the baffle (12).

2. A railway contact network ratchet compensation device according to claim 1, characterized in that: A group of threaded vertical rods (2) are installed through the side of the brake frame (1), and threaded sleeves are rotatably installed at both ends of the threaded vertical rods (2).

3. A railway contact network ratchet compensation device according to claim 1, characterized in that: Every two of the connecting upright plates (3) are relatively installed to form a group. Six groups of the connecting upright plates (3) are relatively installed. Four groups of the connecting upright plates (3) are connected to the connecting cross plates (4) through threaded cross bars (5) passing through the inside. Threaded sleeves are rotatably installed at both ends of the threaded cross bars (5).

4. A railway contact network ratchet compensation device according to claim 1, characterized in that: The inner sides of the other two groups of connecting vertical plates (3) are connected to the reinforcing plates (6) through threaded cross bars (5).

5. A railway contact network ratchet compensation device according to claim 1, characterized in that: A group of mounting shafts (11) are fixedly mounted on the outside of each group of connecting transverse plates (4), and the limiting plates (13) are fixedly mounted on the side of the connecting transverse plates (4) at the top end of the baffle plates (12).

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