Double-rack-rail permanent magnet tensioning trolley

Abstract

The utility model discloses a double-rack-rail permanent magnet tensioning trolley, which relates to the technical field of tensioning equipment and comprises a first rail, a pulley, a tensioning roller and a driving piece. In practical application, when the tensioning roller is wound with an adhesive tape, the pulley can be driven by the driving piece to move on the first rail so that the tensioning roller can tension or loosen the adhesive tape, and the tensioning roller is arranged on the pulley, so that the adhesive tape can be tensioned or loosened by the pulley. The rotating axis of the pulley is perpendicular to the projection of the first rail on the same horizontal plane, so that the pulley cannot deflect, and the situation that the adhesive tape on the tensioning roller deviates is avoided; by means of the structure, tensioning or loosening of the rubber belt is adjusted through movement of the tackle on the first rail, the tackle cannot deflect, the situation that the rubber belt on the tensioning roller deviates is avoided, the situation that a steel wire rope breaks and loses efficacy is avoided, and the accident rate of the rubber belt conveyor is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to tensioning equipment technical field especially relates to a double toothed rail permanent magnetism tensioning trolley. BACKGROUND

[0002] At present, the tensioning of heavy rubber belt conveyor has heavy vertical tensioning type, hydraulic tensioning type and electric winch tensioning type, and the heavy vertical tensioning type is mostly used for large inclination and three-dimensional enough space, and the hydraulic cylinder tensioning type or electric winch tensioning type is mostly used for small inclination or horizontal rubber belt conveyor, and the electric winch tensioning type is mostly used at present. The heavy hammer tensioning relies on the natural gravity tensioning of the counterweight block, and if the tensioning force needs to be adjusted, the counterweight block must be stopped and increased or decreased, and it is time-consuming and laborious; the hydraulic cylinder tensioning type has short adjustment stroke, and the hydraulic system needs to be maintained frequently, the hydraulic system needs to be frequently changed, the maintenance cost is high, and the cylinder is easy to damage and affect operation.

[0003] However, for the tensioning device using steel wire rope as the main component, the tensioning structure in the tensioning device is easy to be pulled by the steel wire rope, and the tensioning structure is twisted, so that the rubber belt is deviated, the rubber belt is deviated, the accident rate of the rubber belt conveyor is improved, and therefore, a double toothed rail permanent magnetism tensioning trolley is urgently needed. UTILITY MODEL CONTENTS

[0004] In view of the status of the prior art, the utility model provides a double toothed rail permanent magnetism tensioning trolley, which can effectively solve the problem that for the tensioning device using steel wire rope as the main component, the tensioning structure in the tensioning device is easy to be pulled by the steel wire rope, and the tensioning structure is twisted, so that the rubber belt is deviated, the rubber belt is deviated, and the accident rate of the rubber belt conveyor is improved.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A double toothed rail permanent magnetism tensioning trolley, comprising:

[0007] A first track, which is linear and whose extension direction is set as a first direction.

[0008] A trolley, which is movably arranged on the first track and can reciprocate along the first direction.

[0009] A tensioning drum, which is arranged on the trolley, and the rotation axis of the tensioning drum is perpendicular to the projection of the first track on the same horizontal plane; the tensioning drum is used for winding the rubber belt.

[0010] A driving member is arranged to drive the trolley to move on the first track.

[0011] When the tensioning roller is provided with the adhesive tape, the driving member is arranged to drive the trolley to move on the first track, so that the tensioning roller tightens or loosens the adhesive tape.

[0012] As a further description of the above technical solution:

[0013] The first track comprises at least two slide rails arranged in parallel with each other, and the trolley is movably connected with the at least two slide rails respectively.

[0014] As a further description of the above technical solution:

[0015] The slide rail is a toothed track, the bottom of the trolley is provided with at least two column toothed driving wheels, the trolley is connected with the at least two toothed tracks respectively through the at least two column toothed driving wheels, and the driving member is arranged to drive the column toothed driving wheels to move on the toothed track.

[0016] As a further description of the above technical solution:

[0017] The bottom of the trolley is provided with at least two follow-up wheels.

[0018] As a further description of the above technical solution:

[0019] The bottom of the trolley is provided with a rail hugging wheel, one side of the toothed track is recessed inward to form a mounting space, and the rail hugging wheel at least partially extends into the mounting space and is rollingly connected with the toothed track.

[0020] As a further description of the above technical solution:

[0021] The toothed track is provided with two toothed tracks, and the mounting space is arranged on the side of the two toothed tracks close to each other respectively.

[0022] As a further description of the above technical solution:

[0023] Two sides of the trolley are respectively provided with a trolley frame, and two ends of the tensioning roller are connected with the two trolley frames.

[0024] As a further description of the above technical solution:

[0025] The two trolley frames are arranged in parallel with each other and extend in the first direction, and at least one supporting cross beam is arranged between the two trolley frames.

[0026] As a further description of the above technical solution:

[0027] The driving member comprises a permanent magnet motor, a brake and a gear reduction box connected in sequence, and a driving shaft of the gear reduction box is connected with the driving wheel for driving the driving wheel to rotate.

[0028] As a further description of the above technical solution:

[0029] The tension trolley further comprises a control box and a frequency converter connected in sequence, the frequency converter is connected with the switch of the permanent magnet motor via a cable, the control box is used for sending signals to the frequency converter, and the frequency converter drags the cable based on the signals sent by the control box, so as to control the opening or closing of the permanent magnet motor.

[0030] The utility model has the advantages of:

[0031] The double-rail permanent magnet tension trolley provided by the utility model is provided with the first rail, the trolley, the tension roller and the driving member and other components, in actual application, when the tension roller is provided with the adhesive tape, the trolley can be driven to move on the first rail by the driving member, so that the tension roller can tension or relax the adhesive tape, since the tension roller is arranged on the trolley and the rotation axis thereof is perpendicular to the projection of the first rail on the same horizontal plane, the trolley will not be deflected, so that the adhesive tape on the tension roller will not be deflected; the utility model adjusts the tension or relaxation of the adhesive tape by the movement of the trolley on the first rail, the trolley will not be deflected, the adhesive tape on the tension roller will not be deflected, and the steel wire rope will not be broken, so that the accident rate of the adhesive tape conveyor is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 The utility model provides a kind of double-rail permanent magnet tension trolley's three-dimensional structure schematic Figure 1 ;

[0033] Figure 2 The utility model provides a kind of double-rail permanent magnet tension trolley's three-dimensional structure schematic Figure 2 ;

[0034] Figure 3 It is the overhead structure schematic drawing of structure shown in Figure 1 ;

[0035] Figure 4 It is the right view structure schematic drawing of structure shown in Figure 1 ;

[0036] Figure 5 It is the plane structure schematic drawing of a kind of double-rail permanent magnet tension trolley provided by the utility model.

[0037] LEGEND:

[0038] 1, the first track; 11, the toothed track; 111, the mounting space; 2, the trolley; 21, the column toothed drive wheel; 22, the follower wheel; 23, the rail wheel; 24, the vehicle frame; 241, the support crossbeam; 3, the tensioning roller; 300, the rubber belt; 4, the driving member; 41, the permanent magnet motor; 42, the brake; 43, the gear reduction box; 5, the control box; 6, the frequency converter; 61, the cable. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0040] Referring to Figures 1 to 5 The utility model provides a kind of double-toothed rail permanent magnet tensioning trolley, including first track 1, trolley 2, tensioning roller 3 and driving member 4.

[0041] The first track 1 is linear and its extension direction is set as the first direction.

[0042] The trolley 2 is movably arranged on the first track 1 and can reciprocate along the first direction.

[0043] The tensioning roller 3 is arranged on the trolley 2, and its rotation axis is perpendicular to the projection of the first track 1 on the same horizontal plane; the tensioning roller 3 is used for winding rubber belt 300.

[0044] The driving member 4 is used to drive the trolley 2 to move on the first track 1.

[0045] When the tensioning roller 3 is wound with rubber belt 300, the driving member 4 is used to drive the trolley 2 to move on the first track 1, so that the tensioning roller 3 tightens or loosens the rubber belt 300.

[0046] For the tensioning device in the prior art, the tensioning structure in the tensioning device is easy to be deviated by the steel wire rope, and the tensioning structure is twisted, which causes the rubber belt 300 to deviate and malfunction. Moreover, in order to reduce the moment of the winch roller, the dynamic pulley, the fixed pulley and the multiple steel wire ropes are used for tensioning, the steel wire rope is easy to rust and break, the accident rate is high, and the equipment accident and personal injury accident are easy to occur, which increases the accident rate of the rubber belt 300 conveyor. Therefore, the double-toothed rail permanent magnet tensioning trolley can effectively solve the above problems.

[0047] The double-toothed rail permanent magnet tensioning trolley is characterized in that the first track 1, the trolley 2, the tensioning roller 3, the driving element 4 and other components are arranged, in actual application, when the tensioning roller 3 is provided with the adhesive tape 300, the trolley 2 can be driven to move on the first track 1 by the driving element 4, so that the tensioning roller 3 can tension or relax the adhesive tape 300, the tensioning roller 3 is arranged on the trolley 2, and the rotating axis of the tensioning roller 3 is perpendicular to the projection of the first track 1 on the same horizontal plane, so that the trolley 2 cannot be deflected, and the adhesive tape 300 on the tensioning roller 3 cannot be deviated.

[0048] In order to avoid the deviation of the adhesive tape 300, the first track 1 comprises at least two slide rails arranged in parallel with each other, and the trolley 2 is movably connected with the at least two slide rails respectively.

[0049] In order to avoid the deviation of the adhesive tape 300, the slide rail is a toothed rail 11, the bottom of the trolley 2 is provided with at least two column tooth type driving wheels 21, the trolley 2 is connected with the at least two toothed rails 11 through the at least two column tooth type driving wheels 21 respectively, and the driving element 4 is used for driving the column tooth type driving wheel 21 to move on the toothed rail 11.

[0050] In order to avoid the tape 300 from deviation, the bottom of the trolley 2 is provided with at least two follow-up wheels 22. The bottom of the trolley 2 is provided with a hugging wheel 23, one side of the toothed track 11 is recessed inward to form a mounting space 111, and the hugging wheel 23 at least partially extends into the mounting space 111 and is in rolling connection with the toothed track 11. The toothed track 11 is provided with two, and the side of the two toothed tracks 11 close to each other is respectively provided with the mounting space 111. By arranging the follow-up wheels 22 and the hugging wheel 23 and other components, the balance and stability of the trolley 2 during movement can be further improved, so that the trolley 2 will not be deflected, and the tape 300 on the tensioning drum 3 will not be deviated, which can effectively avoid the tape 300 from deviation.

[0051] In order to avoid the tape 300 from deviation, the two sides of the trolley 2 are respectively provided with a trolley frame 24, and the two ends of the tensioning drum 3 are connected with the two trolley frames 24. The two trolley frames 24 are arranged in parallel and extend in the first direction, and at least one supporting beam 241 is arranged between the two trolley frames 24. By improving the connection stability of the tensioning drum 3 and the trolley 2, the tensioning or loosening of the tape 300 is adjusted through the movement of the trolley 2 on the first track 1, and the tape 300 on the tensioning drum 3 is avoided from deviation.

[0052] In order to avoid the tape 300 from deviation, the driving member 4 includes a permanent magnet motor 41, a brake 42 and a gear reduction box 43 connected in sequence, and the driving shaft of the gear reduction box 43 is connected with the driving wheel for driving the driving wheel to rotate. The tensioning trolley further includes a control box 5 and a frequency converter 6 connected in sequence, the frequency converter 6 is connected with the switch of the permanent magnet motor 41 through a cable 61, the control box 5 is used for sending a signal to the frequency converter 6, and the frequency converter 6 drags the cable 61 based on the signal sent by the control box 5, so as to control the opening or closing of the permanent magnet motor 41. By arranging the permanent magnet motor 41, the brake 42, the gear reduction box 43, the control box 5 and the frequency converter 6 and other components, the stability of the trolley 2 during movement can be improved, so that the trolley 2 will not be deflected, and the tape 300 on the tensioning drum 3 will not be deviated, which can effectively avoid the tape 300 from deviation.

[0053] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A double-rail permanent magnet tensioning trolley, characterized in that, The utility model relates to a kind of tensioning trolley, including: First track (1), the first track (1) is linear and its extension direction is set as first direction; Trolley (2), the trolley (2) is movably provided in the first track (1) and can reciprocate along the first direction; Tensioning drum (3), the tensioning drum (3) is provided in the trolley (2), and its rotation axis is perpendicular to the projection of the first track (1) on the same horizontal plane;The tensioning drum (3) is used to be provided with adhesive tape (300); Driving member (4), the driving member (4) is used to drive the trolley (2) to move on the first track (1); When the tensioning drum (3) is provided with adhesive tape (300), the driving member (4) is used to drive the trolley (2) to move on the first track (1) to provide the tensioning drum (3) with adhesive tape (300) tension or relaxation; The first track (1) includes at least two slide rails arranged in parallel with each other, and the trolley (2) is movably connected with the at least two slide rails, respectively. The slide rail is a toothed track (11), and the bottom of the trolley (2) is provided with at least two column toothed drive wheels (21). The trolley (2) is connected with the at least two toothed tracks (11) through the at least two column toothed drive wheels (21), respectively. The driving member (4) is used to drive the column toothed drive wheels (21) to move on the toothed track (11).

2. Double-toothed-rail permanent-magnetic tension trolley according to claim 1, characterized in that The bottom of the trolley (2) is provided with at least two follow-up wheels (22).

3. Double-toothed-rail permanent-magnetic tension trolley according to claim 2, characterized in that The bottom of the trolley (2) is provided with a rail-holding wheel (23), one side of the toothed track (11) is recessed inward to form a mounting space (111), and the rail-holding wheel (23) at least partially extends into the mounting space (111) and is in rolling connection with the toothed track (11).

4. Double-toothed-rail permanent-magnetic tension trolley according to claim 3, characterized in that The toothed track (11) is provided with two toothed tracks (11), and one side of the two toothed tracks (11) close to each other is provided with the mounting space (111), respectively.

5. Double-toothed-rail permanent-magnet tensioning trolley according to claim 4, characterized in that Two sides of the trolley (2) are provided with a trolley frame (24), respectively. Two ends of the tensioning drum (3) are connected with the two trolley frames (24).

6. Double-toothed-rail permanent-magnetic tension trolley according to claim 5, characterized in that The two trolley frames (24) are arranged in parallel with each other and extend in the first direction. At least one supporting cross beam (241) is arranged between the two trolley frames (24).

7. Double-toothed-rail permanent-magnet tensioning trolley according to claim 6, characterized in that The driving member (4) includes a permanent magnet motor (41), a brake (42) and a gear reduction box (43) connected in sequence. The driving shaft of the gear reduction box (43) is connected with the driving wheel to drive the driving wheel to rotate.

8. Double-toothed-rail permanent-magnetic tension trolley according to claim 7, characterized in that The tensioning trolley further includes a control box (5) and a frequency converter (6) connected in sequence. The frequency converter (6) is connected with the switch of the permanent magnet motor (41) through a cable (61). The control box (5) is used to send a signal to the frequency converter (6). The frequency converter (6) drags the cable (61) based on the signal sent by the control box (5) to control the opening or closing of the permanent magnet motor (41).

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