Belt conveyor convenient to detect and maintain

Abstract

The utility model relates to a belt conveyor convenient to detect and maintain, which is applied to the technical field of sintering belt conveying and solves the problems that a counterweight roller is generally lifted through a chain block in the prior art, but the counterweight roller is heavier in overall weight, narrow in working environment, inconvenient to operate by workers and time-consuming and labor-consuming. The lifting auxiliary assembly comprises a connecting plate, a supporting frame and a winch, the connecting plate is arranged above the balance weight roller, and connecting pieces used for connecting the connecting plate to the balance weight roller are arranged at the two ends of the connecting plate. The supporting frame is erected on the bearing frame; the winch is installed at the top end of the supporting frame, and the bottom end of a steel wire rope in the winch is hung and buckled on the upper end face of the connecting plate; the lifting device has the effects of assisting field workers in lifting the counterweight roller, facilitating subsequent disassembly of the conveying belt and maintenance and detection of the device, being convenient to operate and saving time and labor.

Description

TECHNICAL FIELD

[0001] The utility model relates to sintering belt conveying technical field, in particular to a kind of belt conveyor convenient to detect maintenance. BACKGROUND

[0002] When conveying sintered material, a conveying device is usually used to convey the material, which includes driving rollers, passive rollers and counterweight rollers (positioning pressure rollers) (for reference to the existing published patent: a conveying device for iron ore mining and its conveying method, publication number: "CN119490024A", publication date: 2025.02.21). When the conveying device is in operation for a long time, the main maintenance operation is to replace the belt conveyor belt and various driving rollers and passive rollers. When the conveying device fails or the conveying belt needs to be replaced, the positioning pressure roller is in close contact with the conveying belt at this time and exerts a certain pressure on the conveying belt. Therefore, in order to facilitate subsequent detection and maintenance, the positioning pressure roller needs to be separated from the conveying belt. The existing method is to lift the counterweight roller by using a hand-operated hoist. However, the overall weight of the counterweight roller is heavy and the working environment is narrow, which is not convenient for the operation of workers and is time-consuming and laborious. SUMMARY

[0003] The utility model aims to provide a kind of belt conveyor convenient to detect maintenance, solve the problem that the existing method is to lift the counterweight roller by using a hand-operated hoist, but the overall weight of the counterweight roller is heavy and the working environment is narrow, which is not convenient for the operation of workers and is time-consuming and laborious.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] The utility model provides a kind of belt conveyor convenient to detect maintenance, including bearing frame, first conveying roller, second conveying roller, first reversing roller, counterweight roller and second reversing roller are sequentially rotated and arranged on the bearing frame along the conveying direction of conveying belt, the elastic adjusting member that drives the counterweight roller longitudinal movement is arranged on the bearing frame and located at the length direction of the counterweight roller, characterized by further comprising lifting auxiliary assembly, the lifting auxiliary assembly includes:

[0006] Connecting plate, the connecting plate is arranged above the counterweight roller, and connecting pieces for connecting the connecting plate to the counterweight roller are arranged at both ends of the connecting plate;

[0007] Support frame, the support frame is erected on the bearing frame;

[0008] Winch, the winch is installed at the top end of the support frame, and the bottom end of the steel wire rope in the winch is hung on the upper end face of the connecting plate.

[0009] Further, the connecting piece comprises a channel steel arranged at both ends of the connecting plate in the length direction, the channel steel is installed on the elastic adjusting piece, and the counterweight roller is rotatably connected to the channel steel through a bearing.

[0010] Further, the limiting detection piece comprises a control piece, a first signal transmitter arranged at the bottom end of the steel wire rope in the winch, and a first signal receiver and a second signal receiver arranged on the bearing frame and matched with the first signal transmitter, the second signal receiver is located below the first signal receiver, and the first signal transmitter, the first signal receiver and the second signal receiver are all signal-connected with the control piece.

[0011] Further, a protection pipe is arranged between the support frame and the connecting plate, the protection pipe is a flexible protection pipe, the steel wire rope in the winch passes through the protection pipe and is hung on the connecting plate.

[0012] Further, the elastic adjusting piece comprises an upper supporting plate, a lower supporting plate and a plurality of springs arranged between the upper supporting plate and the lower supporting plate, the lower supporting plate is fixed on the bearing frame, and the channel steel is installed on the upper supporting plate.

[0013] Further, the outer edge surfaces of the first conveying roller, the second conveying roller, the first reversing roller, the counterweight roller and the second reversing roller are all provided with a friction layer.

[0014] Thanks to the above technical scheme, the utility model has the following advantages compared with the prior art:

[0015] The utility model provides a kind of belt conveyor convenient to detect maintenance, including bearing frame and first conveying roller, second conveying roller, first reversing roller, counterweight roller and second reversing roller being arranged on the bearing frame, the bearing frame and being located the length direction of the counterweight roller two sides are provided with the elastic adjusting piece that drives the counterweight roller longitudinal movement, further include lifting auxiliary assembly, the lifting auxiliary assembly includes connecting plate, support frame and winch, the connecting plate is set in the upper of the counterweight roller, the both ends of the connecting plate are provided with the connecting piece for being connected on the counterweight roller;The support frame is erected on the bearing frame;The winch is installed at the top of support frame, and the bottom end of the steel wire rope in the winch is hung in the upper end surface of the connecting plate.When conveying belt works, conveying load is larger (for example, the area of bearing material is more, and the conveying device of conveying belt driven appears fault etc.

[0016] Further, by setting the first signal transmitter at the bottom end of the steel wire rope, and setting the first signal receiver and the second signal receiver on the bearing frame to cooperate with the first signal transmitter, the working state of the steel wire rope can be detected to determine whether the counterweight roller is deviated to the limit position, and if the counterweight roller reaches the limit position, the driving motor is stopped through the control member, and the on-site operator checks the reason for stopping to avoid production equipment accidents. BRIEF DESCRIPTION OF DRAWINGS

[0017] Some specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. The same reference signs in the drawings denote the same or similar components or parts. Those skilled in the art should understand that these drawings are not necessarily drawn to scale. In the drawings:

[0018] Figure 1 is a structural schematic view of the auxiliary lifting assembly and the counterweight roller in the preferred embodiment of the present application;

[0019] Figure 2 is a sectional view of the auxiliary lifting device in the preferred embodiment of the present application;

[0020] Figure 3 is Figure 2 is an enlarged view of A in

[0021] In the drawings, the reference signs are explained as follows:

[0022] 1, bearing frame;

[0023] 2, first conveying roller;

[0024] 3, second conveying roller;

[0025] 4, first reversing roller;

[0026] 5, counterweight roller;

[0027] 6, second reversing roller;

[0028] 7, elastic adjusting member; 71, upper supporting plate; 72, lower supporting plate; 73, spring;

[0029] 8, connecting plate;

[0030] 9, support frame;

[0031] 10, winch; 101, steel wire rope;

[0032] 11, channel steel;

[0033] 12, limit detection piece; 121, control piece; 122, first signal transmitter; 123, first signal receiver; 124, second signal receiver;

[0034] 13, protective tube. DETAILED DESCRIPTION

[0035] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0036] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0037] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as there is no conflict between them.

[0038] Reference Figure 1 , Figure 2 and Figure 3The utility model provides a kind of belt conveyor convenient to detect maintenance, including bearing frame 1, first conveying roller 2, second conveying roller 3, first reversing roller 4, counterweight roller 5 and second reversing roller 6 are sequentially rotated and are arranged on bearing frame 1 along the conveying direction of conveying belt, first conveying roller 2 and second conveying roller 3 are located at the same horizontal height, first reversing roller 4 and second reversing roller 6 are located at the same horizontal height and are located below first conveying roller 2, second conveying roller 3, counterweight roller 5 is located below first reversing roller 4, second reversing roller 6, and first reversing roller 4 and second reversing roller 6 are symmetrically arranged along counterweight roller 5.

[0039] Reference Figure 1 、 Figure 2 and Figure 3 Elastic adjusting member 7 for driving counterweight roller 5 longitudinal movement is arranged on bearing frame 1 and located at the length direction of counterweight roller 5, when conveying material of conveying belt, the fine adjustment of conveying belt is realized by driving counterweight roller 5 longitudinal movement through elastic adjusting member 7, guarantee the normal operation of conveying belt.

[0040] Reference Figure 1 、 Figure 2 and Figure 3 It further includes lifting auxiliary assembly, and lifting auxiliary assembly includes connecting plate 8, support frame 9 and winch 10, connecting plate 8 is arranged above counterweight roller 5, and both ends of connecting plate 8 are provided with connecting piece for being connected on counterweight roller 5;Connecting piece includes channel steel 11 arranged at the length direction both ends of connecting plate 8, and channel steel 11 is installed on elastic adjusting member 7, and counterweight roller 5 is rotatably connected on channel steel 11 through bearing.Elastic adjusting member 7 includes upper supporting plate 71, lower supporting plate 72 and multiple springs 73 arranged between upper supporting plate 71 and lower supporting plate 72, lower supporting plate 72 is fixed on bearing frame 1, and channel steel 11 is detachably installed on upper supporting plate 71 through bolt.

[0041] Reference Figure 1 、 Figure 2 and Figure 3The support frame 9 is erected on the bearing frame 1, the support frame 9 is located between the upper and lower conveying belts, the winch 10 is installed at the top end of the support frame 9, at this time, the winch 10 is also located below the upper conveying belt, which ensures the normal operation of the conveying belt, the bottom end of the steel wire rope 101 in the winch 10 is hung on the upper end face of the connecting plate 8, and the support frame 9 is provided with a through hole through which the steel wire rope 101 of the winch 10 passes.

[0042] With reference to Figure 1 , Figure 2 and Figure 3 , in work, the winch 10 works to convey the steel wire rope 101 downward by a length, when the conveying belt works normally, the counterweight roller 5 can adjust the tension of the conveying belt under the action of the traction force of the steel wire rope. When the conveying belt works and the conveying load is large (for example, the conveying device driven by the conveying belt is out of order due to more materials in some areas, etc.), or the conveying belt is loose and torn after long time work, at this time, the winch 10 works to drive the counterweight roller 5 to move upward, so that the counterweight roller 5 is separated from the conveying belt, and then the conveying belt can be conveniently disassembled and replaced or the conveying device can be conveniently maintained and detected, so that the counterweight roller can be lifted by the auxiliary lifting assembly, and the conveying belt can be conveniently disassembled and the device can be conveniently maintained and detected, which is convenient to operate and saves time and effort.

[0043] With reference to Figure 1 , Figure 2 and Figure 3 , the auxiliary lifting assembly further comprises a limiting detection piece 12, the limiting detection piece 12 comprises a control piece 121, a first signal transmitter 122 arranged at the bottom end of the steel wire rope 101 in the winch 10, and a first signal receiver 123 and a second signal receiver 124 arranged on the bearing frame 1 and matched with the first signal transmitter 122, the second signal receiver 124 is located below the first signal receiver 123, the signal ends of the first signal transmitter 122, the first signal receiver 123 and the second signal receiver 124 are connected with the signal end of the control piece 121, and the signal end of the driving motor is also connected with the signal end of the control piece 121.

[0044] With reference to Figure 1 , Figure 2 and Figure 3 , the first signal transmitter 121 is arranged at the bottom end of the steel wire rope 101, and the first signal receiver 123 and the second signal receiver 124 matched with the first signal transmitter 122 are arranged on the bearing frame 1, which can be used for detecting whether the steel wire rope 101 reaches the lower limit position or the upper limit position in work, so as to judge whether the counterweight roller 5 deviates to the limit position upward or downward, if the counterweight roller 5 reaches the limit position is detected, the driving motor is stopped through the control piece 121, at this time, the on-site worker checks the stop reason, so as to avoid the production equipment accident.

[0045] With reference to Figure 1 、 Figure 2 and Figure 3 , a protective pipe 13 is arranged between the support frame 8 and the connecting plate 9, the protective pipe 13 is a flexible protective pipe and is foldable, the steel wire rope 101 in the winch 10 is hung on the connecting plate 9 through the protective pipe 13, the protective pipe 13 not only has a dustproof effect, but also avoids that the sintered material is bonded on the steel wire rope 101 of the winch 10, when the steel wire rope 101 is broken due to working to the limit, the steel wire rope 101 is prevented from separating from the upper and lower running areas under the action of the protective pipe 13, the steel wire rope 101 is prevented from flying out, and the safety hidden danger in the working environment is reduced.

[0046] In summary, when the sinter conveying belt breaks down, the lifting auxiliary device can assist the on-site staff to lift the counterweight roller, so that the counterweight roller is away from the conveying belt, thereby facilitating the subsequent maintenance of the sinter conveying device and the disassembly and replacement maintenance of the conveying belt.

[0047] The above embodiments are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and implement it, and cannot limit the protection scope of the present application, and any equivalent changes or modifications made according to the spirit and essence of the present application should be covered within the protection scope of the present application.

Claims

1. A belt conveyor facilitating maintenance detection, comprising a bearing frame (1), a first conveying roller (2), a second conveying roller (3), a first reversing roller (4), a counterweight roller (5) and a second reversing roller (6) are sequentially arranged in rotation on the bearing frame (1) along a conveying direction of the conveying belt, and elastic adjusting members (7) for driving the counterweight roller (5) to move longitudinally are arranged on the bearing frame (1) at both sides of the length direction of the counterweight roller (5). Also include lifting auxiliary assembly, the lifting auxiliary assembly includes: The connecting plate (8) is arranged above the counterweight roller (5), and both ends of the connecting plate (8) are provided with connecting pieces for connecting the connecting plate (8) to the counterweight roller (5); The support frame (9) is erected on the bearing frame (1); The winch (10) is installed at the top end of the support frame (9), and the bottom end of the steel wire rope (101) in the winch (10) is hung on the upper end face of the connecting plate (8).

2. The belt conveyor with ease of detection of maintenance according to claim 1, characterized in that, The connecting piece includes a channel steel (11) arranged at both ends of the length direction of the connecting plate (8), the channel steel (11) is installed on the elastic adjusting piece (7), and the counterweight roller (5) is rotatably connected to the channel steel (11) through a bearing.

3. Belt conveyor with facilitated detection of maintenance according to claim 1 or 2, characterized in that, Also include limit detection piece (12), the limit detection piece includes control piece (121), first signal transmitter (122) arranged at the bottom end of the steel wire rope (101) in the winch (10) and first signal receiver (123) arranged on the bearing frame (1) and cooperating with the first signal transmitter (122), second signal receiver (124), second signal receiver (124) is located below the first signal receiver (123), the first signal transmitter (122), the first signal receiver (123) and the second signal receiver (124) are all signal connected with the control piece (121).

4. The belt conveyor facilitating detection of maintenance according to claim 3, characterized in that, The support frame (9) and the connecting plate (8) are provided with a protective tube (13), the protective tube (13) is a flexible protective tube, the steel wire rope (101) in the winch (10) passes through the protective tube (13) and is hung on the connecting plate (8).

5. The belt conveyor facilitating detection of maintenance according to claim 2, characterized in that, The elastic adjusting piece (7) includes an upper supporting plate (71), a lower supporting plate (72) and a plurality of springs (73) arranged between the upper supporting plate (71) and the lower supporting plate (72), the lower supporting plate (72) is fixed on the bearing frame (1), and the channel steel (11) is detachably installed on the upper supporting plate (71).

6. The belt conveyor with ease of detection of maintenance according to claim 1, characterized in that, The outer edge surface of the first conveying roller (2), the second conveying roller (3), the first reversing roller (4), the counterweight roller (5) and the second reversing roller (5) is provided with a friction layer.

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