Telescopic detachable carrier roller set

Abstract

The utility model relates to the technical field of carrier roller sets, in particular to a telescopic detachable carrier roller set which comprises a carrier roller frame, a middle carrier roller, a left carrier roller and a right carrier roller. The carrier roller frame comprises a mounting base, a left mounting sliding base slidably connected to the left side of the mounting base in the left-right direction, a right mounting sliding base slidably connected to the right side of the mounting base in the left-right direction, a left locking assembly used for locking the left mounting sliding base to the mounting base, and a right locking assembly used for locking the right mounting sliding base to the mounting base. The left locking assembly is used for locking the left mounting sliding seat on the mounting base, the right locking assembly is used for locking the right mounting sliding seat on the mounting base, a middle support and a left support are arranged on the left mounting sliding seat, and a right support is arranged on the right mounting sliding seat; the carrier rollers in the carrier roller set can be replaced under the condition that the belt does not need to be disassembled or hoisted through a crane, the whole operation is convenient and fast, efficiency is high, operators do not need to enter the rack, and safety guarantee can be improved.

Description

Technical Field:

[0001] The utility model relates to the technical field of idler groups, in particular to a telescopic detachable idler group. Background Art:

[0002] The idler group is used to support the conveyor belt, and mostly consists of an idler frame, a middle idler, a left idler, and a right idler. Since the idlers in the idler group are in contact with and rub against the belt for a long time, with long-term use, the idlers in the idler group will inevitably be worn, etc., so it is necessary to regularly replace the idlers in the idler group.

[0003] In the prior art, when replacing the idlers in the existing traditional idler group, it is necessary to first lift the belt by a crane, and then the operator enters the frame to replace each idler. Not only is the overall operation more troublesome and the efficiency is low, but there are also certain safety hazards. Summary of the Utility Model:

[0004] The purpose of the utility model is to provide a telescopic detachable idler group for the deficiencies existing in the prior art, which can replace the idlers in the idler group without disassembling the belt and without lifting the belt by a crane. Not only is the overall operation more convenient and the efficiency is high, but also the operator does not need to enter the frame, which can improve the safety guarantee.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: a telescopic detachable idler group, including an idler frame, a middle idler, a left idler, and a right idler. The idler frame includes an installation base, a left installation slide seat slidably connected to the left side of the installation base in the left-right direction, a right installation slide seat slidably connected to the right side of the installation base in the left-right direction, a left locking component for locking the left installation slide seat to the installation base, a right locking component for locking the right installation slide seat to the installation base. The left installation slide seat is provided with a middle bracket for placing the middle idler and a left bracket for placing the left idler. The right installation slide seat is provided with a right bracket for placing the right idler.

[0006] For further improvement of the above solution, a left guiding hook is provided on the left side of the installation base, and the left guiding hook presses downward against the left installation slide seat. A right guiding hook is provided on the right side of the installation base, and the right guiding hook presses downward against the right installation slide seat.

[0007] For further improvement of the above solution, the left locking component includes a locking bolt sequentially passing through the left installation slide seat and the installation base in the up-down direction, and a nut for cooperating with the locking bolt; the right locking component includes a locking bolt sequentially passing through the right installation slide seat and the installation base in the up-down direction, and a nut for cooperating with the locking bolt.

[0008] A further improvement to the above solution is that the left support includes a left high support portion disposed on the side away from the middle idler, a left low support portion disposed on the side close to the middle idler, the right support includes a right high support portion disposed on the side away from the middle idler, a right low support portion disposed on the side close to the middle idler, and the middle support includes a middle left support portion disposed on the side close to the left idler and a middle right support portion disposed on the side close to the right idler.

[0009] A further improvement to the above solution is that a left support reinforcing rib is provided between the left high support portion and the left mounting slide.

[0010] A further improvement to the above solution is that a right support reinforcing rib is provided between the right high support portion and the right mounting slide.

[0011] A further improvement to the above solution is that an intermediate reinforcing rib is provided between the middle left support portion and the left low support portion.

[0012] A further improvement to the above solution is that the idler bracket further includes a positioning pin, the middle right support portion and the right low support portion are respectively formed with positioning holes, one end of the positioning pin is inserted into the positioning hole of the middle right support portion, and the other end of the positioning pin is inserted into the positioning hole of the right low support portion.

[0013] The beneficial effects of the present utility model are as follows: A telescopic and detachable idler set provided by the present utility model includes an idler bracket, a middle idler, a left idler, and a right idler. The idler bracket includes a mounting base, a left mounting slide slidably connected to the left side of the mounting base in the left-right direction, a right mounting slide slidably connected to the right side of the mounting base in the left-right direction, a left locking assembly for locking the left mounting slide to the mounting base, a right locking assembly for locking the right mounting slide to the mounting base, a middle support for mounting and placing the middle idler on the left mounting slide, a left support for mounting and placing the left idler, and a right support for mounting and placing the right idler on the right mounting slide;

[0014] When the idler needs to be replaced in the present utility model, the left locking assembly is loosened, and the left mounting slide can be pulled out from the left side of the mounting base. As the left mounting slide is pulled out from under the belt, the middle idler and the left idler are also correspondingly pulled out from under the belt. The right locking assembly is loosened, and the right mounting slide can be pulled out from the right side of the mounting base. As the right mounting slide is pulled out from under the belt, the right idler is also correspondingly pulled out from under the belt. Thus, the idler in the idler set can be replaced without disassembling the belt and without lifting the belt by a crane. Not only is the overall operation relatively convenient and efficient, but also the operator does not need to enter the frame, which can improve safety protection. Description of the Drawings:

[0015] Figure 1 This is a structural schematic diagram of the present utility model.

[0016] Explanation of reference numerals: idler support 1, intermediate idler 2, left idler 3, right idler 4, mounting base 5, left guide hook 51, right guide hook 52, left mounting slide 6, right mounting slide 7, left locking assembly 8, locking bolt 81, nut 82, right locking assembly 9, intermediate support 10, intermediate left support portion 101, intermediate right support portion 102, intermediate reinforcing rib 103, positioning hole 104, left support 11, left high support portion 111, left low support portion 112, left support reinforcing rib 113, right support 12, right high support portion 121, right low support portion 122, right support reinforcing rib 123, positioning pin 13. Specific implementation manner:

[0017] The following further describes the present utility model in conjunction with the accompanying drawings. As Figure 1 shown, the present utility model includes an idler support 1, an intermediate idler 2, a left idler 3, and a right idler 4. The idler support 1 includes a mounting base 5, a left mounting slide 6 slidably connected to the left side of the mounting base 5 in the left-right direction, a right mounting slide 7 slidably connected to the right side of the mounting base 5 in the left-right direction, a left locking assembly 8 for locking the left mounting slide 6 to the mounting base 5, and a right locking assembly 9 for locking the right mounting slide 7 to the mounting base 5. The left mounting slide 6 is provided with an intermediate support 10 for mounting the intermediate idler 2 and a left support 11 for mounting the left idler 3. The right mounting slide 7 is provided with a right support 12 for mounting the right idler 4. When the present utility model needs to replace the idlers, loosen the left locking assembly 8, and the left mounting slide 6 can be pulled out from the left side of the mounting base 5. As the left mounting slide 6 is pulled out from under the belt, the intermediate idler 2 and the left idler 3 are also pulled out from under the belt accordingly. Loosen the right locking assembly 9, and the right mounting slide 7 can be pulled out from the right side of the mounting base 5. As the right mounting slide 7 is pulled out from under the belt, the right idler 4 is also pulled out from under the belt accordingly. Thus, the idlers in the idler group can be replaced without disassembling the belt and without lifting the belt by a crane. Not only is the overall operation relatively convenient and efficient, but also the operator does not need to enter the frame, which can improve safety.

[0018] On the left side of the mounting base 5, there is a left guiding catch 51 which presses downward against the left mounting slide 6. On the right side of the mounting base 5, there is a right guiding catch 52 which presses downward against the right mounting slide 7. Through the left guiding catch 51, it can better ensure that the left mounting slide 6 only slides in the left-right direction. Through the right guiding catch 52, it can better ensure that the right mounting slide 7 only slides in the left-right direction, so as to better ensure that the idler set can firmly and stably support and transmit the belt.

[0019] The left locking assembly 8 includes a locking bolt 81 sequentially passing through the left mounting slide 6 and the mounting base 5 in the up-down direction, and a nut 82 for cooperating with the locking bolt 81. The right locking assembly 9 includes a locking bolt 81 sequentially passing through the right mounting slide 7 and the mounting base 5 in the up-down direction, and a nut 82 for cooperating with the locking bolt 81. Through the locking bolt 81 and nut 82 of the left locking assembly 8, the left mounting slide 6 and the mounting base 5 can be quickly and conveniently locked and loosened. Through the locking bolt 81 and nut 82 of the right locking assembly 9, the right mounting slide 7 and the mounting base 5 can be quickly and conveniently locked and loosened.

[0020] The left bracket 11 includes a left high bracket part 111 arranged on the side far from the intermediate idler 2 and a left low bracket part 112 arranged on the side close to the intermediate idler 2. The right bracket 12 includes a right high bracket part 121 arranged on the side far from the intermediate idler 2 and a right low bracket part 122 arranged on the side close to the intermediate idler 2. The intermediate bracket 10 includes an intermediate left bracket part 101 arranged on the side close to the left idler 3 and an intermediate right bracket part 102 arranged on the side close to the right idler 4.

[0021] There is a left bracket reinforcing rib 113 between the left high bracket part 111 and the left mounting slide 6. Through the left bracket reinforcing rib 113, the structural strength of the left high bracket part 111 can be enhanced, the installation stability of the left idler 3 can be improved, and thus the belt can be supported and transmitted more firmly and stably.

[0022] There is a right bracket reinforcing rib 123 between the right high bracket part 121 and the right mounting slide 7. Through the right bracket reinforcing rib 123, the structural strength of the right high bracket part 121 can be enhanced, the installation stability of the right idler 4 can be improved, and thus the belt can be supported and transmitted more firmly and stably.

[0023] There is an intermediate reinforcing rib 103 between the intermediate left bracket part 101 and the left low bracket part 112. Through the intermediate reinforcing rib 103, the structural strengths of the intermediate left bracket part 101 and the left low bracket part 112 can be enhanced, the installation stabilities of the left idler 3 and the intermediate idler 2 can be improved, and thus the belt can be supported and transmitted more firmly and stably.

[0024] The idler support 1 further includes a positioning pin 13. The middle right support part 102 and the right low support part 122 are respectively formed with positioning holes 104. One end of the positioning pin 13 is inserted into the positioning hole 104 of the middle right support part 102, and the other end of the positioning pin 13 is inserted into the positioning hole 104 of the right low support part 122. Through the cooperation of the positioning hole 104 of the middle right support part 102, the positioning hole 104 of the right low support part 122, and the positioning pin 13, it can prevent the misalignment of the middle idler 2 and the right idler 4, so as to better support and transmit the belt.

[0025] Working principle:

[0026] When it is necessary to replace the idlers, first loosen the left locking assembly 8, and then pull out the left mounting slide 6 from the left side of the mounting base 5. As the left mounting slide 6 is pulled out from under the belt, the middle idler 2 and the left idler 3 are also pulled out from under the belt accordingly. Loosen the right locking assembly 9, and then pull out the right mounting slide 7 from the right side of the mounting base 5. As the right mounting slide 7 is pulled out from under the belt, the right idler 4 is also pulled out from under the belt accordingly. After replacing each idler, push the left mounting slide 6 and the right mounting slide 7 back to their original positions on the mounting base 5 respectively. Lock the left mounting slide 6 to the mounting base 5 through the left locking assembly 8, and lock the right mounting slide 7 to the mounting base 5 through the right locking assembly 9 to complete the replacement of each idler in the idler group. The utility model can replace the idlers in the idler group without disassembling the belt and without lifting the belt by a crane. It is not only relatively convenient and efficient in overall operation, but also the operator does not need to enter the frame, which can improve safety protection.

[0027] Of course, the above description is only the preferred embodiment of the present utility model. Therefore, any equivalent changes or modifications made according to the structure, features, and principles described in the scope of the patent application of the present utility model are included in the scope of the patent application of the present utility model.

Claims

1. A telescopic and detachable roller assembly, comprising a roller frame (1), a middle roller (2), a left roller (3), and a right roller (4), characterized in that: The roller frame (1) comprises a mounting base (5), a left mounting slide (6) slidably connected to the left side of the mounting base (5) along the left-right direction, a right mounting slide (7) slidably connected to the right side of the mounting base (5) along the left-right direction, a left locking assembly (8) for locking the left mounting slide (6) to the mounting base (5), and a right locking assembly (9) for locking the right mounting slide (7) to the mounting base (5); the left mounting slide (6) is provided with an intermediate bracket (10) for mounting an intermediate roller (2), a left bracket (11) for mounting a left roller (3); and the right mounting slide (7) is provided with a right bracket (12) for mounting a right roller (4).

2. The telescopic and detachable roller assembly according to claim 1, characterized in that: A left guide hook (51) is provided on the left side of the mounting base (5), and the left guide hook (51) is pressed downward against the left mounting slide (6); a right guide hook (52) is provided on the right side of the mounting base (5), and the right guide hook (52) is pressed downward against the right mounting slide (7).

3. The telescopic and detachable roller assembly according to claim 1, characterized in that: The left locking assembly (8) comprises a locking bolt (81) which is sequentially inserted into the left mounting slide (6) and the mounting base (5) along the up-down direction, and a nut (82) which is used to cooperate with the locking bolt (81); the right locking assembly (9) comprises a locking bolt (81) which is sequentially inserted into the right mounting slide (7) and the mounting base (5) along the up-down direction, and a nut (82) which is used to cooperate with the locking bolt (81).

4. The telescopic and detachable roller assembly according to claim 1, characterized in that: The left side bracket (11) comprises a left high bracket portion (111) arranged on a side away from the middle roller (2) and a left low bracket portion (112) arranged on a side close to the middle roller (2); the right side bracket (12) comprises a right high bracket portion (121) arranged on a side away from the middle roller (2) and a right low bracket portion (122) arranged on a side close to the middle roller (2); and the middle bracket (10) comprises a middle left bracket portion (101) arranged on a side close to the left side roller (3) and a middle right bracket portion (102) arranged on a side close to the right side roller (4).

5. The telescopic and detachable roller assembly according to claim 4, characterized in that: A left bracket reinforcing rib (113) is provided between the left high bracket portion (111) and the left mounting slide seat (6).

6. The telescopic and detachable roller assembly according to claim 4, characterized in that: A right bracket reinforcing rib (123) is provided between the right high bracket portion (121) and the right mounting slide seat (7).

7. The telescopic and detachable roller assembly according to claim 4, characterized in that: An intermediate reinforcing rib (103) is provided between the intermediate left bracket portion (101) and the left lower bracket portion (112).

8. The telescopic and detachable roller assembly according to claim 4, characterized in that: The roller support frame (1) further comprises a positioning pin (13); the middle right bracket portion (102) and the right low bracket portion (122) are respectively formed with positioning holes (104); one end of the positioning pin (13) is inserted into the positioning hole (104) of the middle right bracket portion (102); and the other end of the positioning pin (13) is inserted into the positioning hole (104) of the right low bracket portion (122).

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