Charging tube guiding device

Abstract

The utility model discloses a charging tube guiding device which comprises a plurality of first shells, a plurality of second shells, a plurality of first limiting wheel assemblies and a plurality of second limiting wheel assemblies. Each first limiting wheel assembly comprises two first limiting wheels rotationally arranged in the corresponding first shell, each second limiting wheel assembly comprises two second limiting wheels rotationally arranged in the corresponding second shell, and the axial direction of the second limiting wheels is perpendicular to the axial direction of the first limiting wheels. The technical scheme provided by the utility model has the beneficial effects that the two first limiting wheels can be used for limiting the charging pipe from one direction, and the two second limiting wheels can be used for limiting the charging pipe from the other direction, so that the charging pipe can be limited in two different directions through the device; the technical problem that when the charging pipe is conveyed through the pipe conveying device, the charging pipe is bent at an inlet of the pipe conveying device, and conveying resistance is increased is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of charge trolleys, in particular to a charge tube guiding device. Background Art

[0002] The charging trolley is a self-propelled device for loading explosives into mine blastholes. The tube feeder is one of the main components of the charging trolley. Its function is to transport the charging tube and insert it into the blasthole.

[0003] After the charge tube is inserted into the inlet of the tube feeder, the tube feeder can drive the charge tube to move. However, since the charge tube can be bent, the charge tube is easily bent at the inlet position of the tube feeder, resulting in increased transportation resistance of the charge tube, which in severe cases will affect the normal tube feeding of the tube feeder. Utility Model Content

[0004] In view of this, it is necessary to provide a charge tube guide device to solve the technical problem that the charge tube is easily bent at the inlet position of the tube feeder, resulting in increased transportation resistance of the charge tube.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a charge tube guiding device, comprising a plurality of first shells, a plurality of second shells, a plurality of first limiting wheel assemblies and a plurality of second limiting wheel assemblies, the first shells being alternately connected to the second shells, each first limiting wheel assembly comprising two first limiting wheels rotatably disposed in the corresponding first shells, a charge tube being clamped between the two first limiting wheels of each first limiting wheel assembly, each second limiting wheel assembly comprising two second limiting wheels rotatably disposed in the corresponding second shells, the axial direction of the second limiting wheel being perpendicular to the axial direction of the first limiting wheel, and a charge tube being clamped between the two second limiting wheels of each second limiting wheel assembly.

[0006] In some embodiments, the first shell includes a first U-shaped bracket and a first cover plate, the first limiting wheel assembly is rotatably disposed in the first U-shaped bracket, and the first cover plate covers the first U-shaped bracket.

[0007] In some embodiments, two pairs of first through holes are formed on the first U-shaped bracket, and the first limiting wheel includes a first screw, a first wheel body and two first fastening nuts. The first screw is inserted into the corresponding first through hole, and the first wheel body is rotatably sleeved on the first screw. The two adjacent first wheel bodies are used to clamp the charging tube, and the two first fastening nuts are respectively threadedly sleeved on both ends of the first screw and respectively abut against the two sides of the first U-shaped bracket.

[0008] In some embodiments, a first arc-shaped groove is formed on the first wheel body, and the first arc-shaped groove is used to limit the charging tube.

[0009] In some embodiments, the first limiting wheel assembly further includes two first retaining rings, both of which are sleeved on the first screw rod and respectively abut against two sides of the first wheel body, and the two first retaining rings respectively abut against two opposite inner side walls of the first U-shaped bracket.

[0010] In some embodiments, the second shell includes a second U-shaped bracket and a second cover plate, the second limiting wheel assembly is rotatably disposed in the second U-shaped bracket, and the second cover plate covers the second U-shaped bracket.

[0011] In some embodiments, a second through hole is provided on the second U-shaped bracket, a third through hole is provided on the second cover plate, the second limiting wheel includes a second screw, a second wheel body and two second fastening nuts, the second screw is inserted into the corresponding second through hole and third through hole, the second wheel body is rotatably sleeved on the second screw, and the two adjacent second wheel bodies are used to clamp the charging tube, and the two second fastening nuts are respectively threadedly sleeved on both ends of the second screw and respectively abut against the second U-shaped bracket and the second cover plate.

[0012] In some embodiments, a second arc-shaped groove is formed on the second wheel body, and the second arc-shaped groove is used to limit the charging tube.

[0013] In some embodiments, the second limiting wheel assembly further includes two second retaining rings, both of which are sleeved on the second screw rod and respectively abut against two sides of the second wheel body, and the two second retaining rings respectively abut against the second U-shaped bracket and the second cover plate.

[0014] In some embodiments, the first U-shaped bracket is further provided with a first connecting hole, the second U-shaped bracket is further provided with a second connecting hole matching with the first connecting hole, and the charge tube guide device further includes a plurality of bolts, which pass through the corresponding first connecting hole and second connecting hole.

[0015] Compared with the prior art, the technical solution proposed by the utility model has the following beneficial effects: when in use, the first shell or the second shell located at one end is connected to the inlet of the tube feeder, and then the charging tube is inserted into the two first limiting wheels of each first limiting wheel assembly and the two second limiting wheels of each second limiting wheel assembly in turn, and then inserted into the inlet of the tube feeder. The two first limiting wheels can limit the charging tube from one direction, and the two second limiting wheels can limit the charging tube from another direction, so that the charging tube can be limited in two different directions by the device, thereby preventing the charging tube from bending at the inlet of the tube feeder when being transported through the tube feeder, thereby causing the technical problem of increased transportation resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the charge tube guide device provided by the utility model;

[0017] Figure 2 yes Figure 1 A schematic diagram of the three-dimensional structure of the charge tube guide device;

[0018] Figure 3 yes Figure 1 A three-dimensional structural schematic diagram of a first housing, a second housing, a first limiting wheel assembly and a second limiting wheel assembly;

[0019] Figure 4 yes Figure 3 Exploded view of;

[0020] Figure 5 yes Figure 4 A schematic diagram of the three-dimensional structure of the first limiting wheel assembly and the second limiting wheel assembly;

[0021] In the figure: 3-tube delivery device, 61-first shell, 611-first U-shaped bracket, 6111-first through hole, 6112-first connecting hole, 612-first cover plate, 62-second shell, 621-second U-shaped bracket, 6211-second through hole, 6212-second connecting hole, 622-second cover plate, 63-first limiting wheel assembly, 631-first screw, 632-first wheel body, 6321-first arc groove, 633-first retaining ring, 64-second limiting wheel assembly, 641-second screw, 642-second wheel body, 6421-second arc groove, 643-second retaining ring. DETAILED DESCRIPTION

[0022] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present application and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not used to limit the scope of the present invention.

[0023] Please refer to Figure 1-Figure 4The utility model provides a charge tube guiding device, including a plurality of first shells 61, a plurality of second shells 62, a plurality of first limiting wheel assemblies 63 and a plurality of second limiting wheel assemblies 64, wherein the first shells 61 and the second shells 62 are alternately connected, each of the first limiting wheel assemblies 63 includes two first limiting wheels rotatably disposed in the corresponding first shells 61, and a charge tube is clamped between the two first limiting wheels of each first limiting wheel assembly 63, and each of the second limiting wheel assemblies 64 includes two second limiting wheels rotatably disposed in the corresponding second shells 62, and the axial direction of the second limiting wheel is perpendicular to the axial direction of the first limiting wheel, and the charge tube is clamped between the two second limiting wheels of each second limiting wheel assembly 64.

[0024] When in use, the first shell 61 or the second shell 62 located at one end is connected to the inlet of the tube feeder 3, and then the charging tube is inserted into the two first limiting wheels of each first limiting wheel assembly 63 and the two second limiting wheels of each second limiting wheel assembly 64 in turn, and then inserted into the inlet of the tube feeder 3. The two first limiting wheels can limit the charging tube from one direction, and the two second limiting wheels can limit the charging tube from another direction. Therefore, the charging tube can be limited in two different directions by this device, so as to prevent the charging tube from bending at the inlet of the tube feeder 3 when being transported through the tube feeder 3, thereby causing a technical problem of increased transportation resistance.

[0025] To facilitate the installation of the first limiting wheel assembly 63, please refer to Figure 3 and Figure 4 In a preferred embodiment, the first shell 61 includes a first U-shaped bracket 611 and a first cover plate 612 , the first limiting wheel assembly 63 is rotatably disposed in the first U-shaped bracket 611 , and the first cover plate 612 covers the first U-shaped bracket 611 .

[0026] To realize the function of the first limit wheel, please refer to Figure 3 and Figure 4 In a preferred embodiment, two pairs of first through holes 6111 are formed on the first U-shaped bracket 611, and the first limiting wheel includes a first screw 631, a first wheel body 632 and two first fastening nuts. The first screw 631 is inserted into the corresponding first through hole 6111, and the first wheel body 632 is rotatably sleeved on the first screw 631. The two adjacent first wheel bodies 632 are used to clamp the charging tube. The two first fastening nuts are respectively threadedly sleeved on the two ends of the first screw 631 and respectively abut against the two sides of the first U-shaped bracket 611, thereby achieving the fixation between the first screw 631 and the first U-shaped bracket 611.

[0027] To improve the limiting effect, please refer to Figure 3-Figure 5 In a preferred embodiment, a first arcuate groove 6321 is formed on the first wheel body 632, and the first arcuate groove 6321 is used to limit the charging tube.

[0028] In order to facilitate the axial limitation of the first wheel body 632, please refer to Figure 3 and Figure 4 In a preferred embodiment, the first limiting wheel assembly 63 also includes two first retaining rings 633, and the two first retaining rings 633 are both mounted on the first screw rod 631 and respectively abut against the two sides of the first wheel body 632. The two first retaining rings 633 respectively abut against the two opposite inner side walls of the first U-shaped bracket 611. In this embodiment, by setting two first retaining rings 633, the first wheel body 632 can be limited in the axial direction to prevent the first wheel body 632 from being offset in the axial direction.

[0029] To facilitate the installation of the second limiting wheel assembly 64, please refer to Figure 3 and Figure 4 In a preferred embodiment, the second shell 62 includes a second U-shaped bracket 621 and a second cover plate 622 , the second limiting wheel assembly 64 is rotatably disposed in the second U-shaped bracket 621 , and the second cover plate 622 covers the second U-shaped bracket 621 .

[0030] To realize the function of the second limit wheel, please refer to Figure 3 and Figure 4 In a preferred embodiment, a second through hole 6211 is formed on the second U-shaped bracket 621, a third through hole is formed on the second cover plate 622, the second limiting wheel includes a second screw 641, a second wheel body 642 and two second fastening nuts, the second screw 641 is inserted into the corresponding second through hole 6211 and the third through hole, the second wheel body 642 is rotatably sleeved on the second screw 641, and the two adjacent second wheel bodies 642 are used to clamp the charging tube, the two second fastening nuts are respectively threadedly sleeved on the two ends of the second screw 641, and respectively abut against the second U-shaped bracket 621 and the second cover plate 622, so as to achieve the fixation between the second screw 641 and the second U-shaped bracket 621.

[0031] To improve the limiting effect, please refer to Figure 3-Figure 5 In a preferred embodiment, a second arc groove 6421 is formed on the second wheel body 642, and the second arc groove 6421 is used to limit the charging tube.

[0032] In order to facilitate the axial limitation of the second wheel body 642, please refer to Figure 3 and Figure 4In a preferred embodiment, the second limiting wheel assembly 64 further includes two second retaining rings 643, the two second retaining rings 643 are both sleeved on the second screw rod 641 and respectively abut against the two sides of the second wheel body 642, the two second retaining rings 643 respectively abut against the second U-shaped bracket 621 and the second cover plate 622. In this embodiment, by providing two second retaining rings 643, the second wheel body 642 can be limited in the axial direction to prevent the second wheel body 642 from shifting in the axial direction.

[0033] In order to realize the fixed connection between the adjacent first shell 61 and the second shell 62, please refer to Figure 3 and Figure 4 In a preferred embodiment, the first U-shaped bracket 611 is further provided with a first connecting hole 6112, the second U-shaped bracket 621 is further provided with a second connecting hole 6212 matching the first connecting hole 6112, and the charge tube guiding device further includes a plurality of bolts, which pass through the corresponding first connecting hole 6112 and second connecting hole 6212.

[0034] In order to better understand the present invention, the following Figure 1-Figure 5 The working process of the charge tube guiding device provided by the utility model is described in detail: when in use, the first shell 61 or the second shell 62 located at one end is connected to the inlet of the tube feeder 3, and then the charge tube is inserted into the two first limiting wheels of each first limiting wheel assembly 63 and the two second limiting wheels of each second limiting wheel assembly 64 in sequence, and then inserted into the inlet of the tube feeder 3. The two first limiting wheels can limit the charge tube from one direction, and the two second limiting wheels can limit the charge tube from another direction. Therefore, the device can limit the charge tube in two different directions, so as to prevent the charge tube from bending at the inlet of the tube feeder 3 when being transported through the tube feeder 3, resulting in a technical problem of increased transportation resistance.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A charge tube guiding device, characterized in that: It includes a plurality of first shells, a plurality of second shells, a plurality of first limiting wheel assemblies and a plurality of second limiting wheel assemblies. The first shells are alternately connected with the second shells. Each of the first limiting wheel assemblies includes two first limiting wheels rotatably arranged in the corresponding first shells. A charge tube is clamped between the two first limiting wheels of each first limiting wheel assembly. Each of the second limiting wheel assemblies includes two second limiting wheels rotatably arranged in the corresponding second shells. The axial direction of the second limiting wheel is perpendicular to the axial direction of the first limiting wheel. A charge tube is clamped between the two second limiting wheels of each second limiting wheel assembly.

2. The charge tube guide device according to claim 1, characterized in that: The first shell includes a first U-shaped bracket and a first cover plate. The first limiting wheel assembly is rotatably disposed in the first U-shaped bracket, and the first cover plate covers the first U-shaped bracket.

3. The charge tube guide device according to claim 2, characterized in that: Two pairs of first through holes are provided on the first U-shaped bracket, and the first limiting wheel includes a first screw, a first wheel body and two first fastening nuts. The first screw is inserted into the corresponding first through hole, and the first wheel body is rotatably sleeved on the first screw. The two adjacent first wheel bodies are used to clamp the charging tube, and the two first fastening nuts are respectively threadedly sleeved on both ends of the first screw and respectively abut against the two sides of the first U-shaped bracket.

4. The charge tube guide device according to claim 3, characterized in that: A first arc-shaped groove is formed on the first wheel body, and the first arc-shaped groove is used to limit the charge tube.

5. The charge tube guide device according to claim 3, characterized in that: The first limiting wheel assembly also includes two first retaining rings, which are both sleeved on the first screw and respectively abut against two sides of the first wheel body, and respectively abut against two opposite inner side walls of the first U-shaped bracket.

6. The charge tube guide device according to claim 2, characterized in that: The second shell includes a second U-shaped bracket and a second cover plate. The second limiting wheel assembly is rotatably disposed in the second U-shaped bracket. The second cover plate covers the second U-shaped bracket.

7. The charge tube guide device according to claim 6, characterized in that: A second through hole is provided on the second U-shaped bracket, a third through hole is provided on the second cover plate, the second limiting wheel includes a second screw, a second wheel body and two second fastening nuts, the second screw is inserted into the corresponding second through hole and third through hole, the second wheel body is rotatably sleeved on the second screw, and the two adjacent second wheel bodies are used to clamp the charging tube, and the two second fastening nuts are respectively threadedly sleeved on both ends of the second screw and respectively abut against the second U-shaped bracket and the second cover plate.

8. The charge tube guide device according to claim 7, characterized in that: A second arc groove is formed on the second wheel body, and the second arc groove is used to limit the charge tube.

9. The charge tube guide device according to claim 7, characterized in that: The second limiting wheel assembly also includes two second retaining rings, which are both sleeved on the second screw rod and respectively abut against two sides of the second wheel body, and respectively abut against the second U-shaped bracket and the second cover plate.

10. The charge tube guide device according to claim 6, characterized in that: The first U-shaped bracket is also provided with a first connecting hole, and the second U-shaped bracket is also provided with a second connecting hole matching with the first connecting hole. The charge tube guiding device also includes a plurality of bolts, and the bolts pass through the corresponding first connecting hole and second connecting hole.

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