A floating drive device for rigid connection of belt conveyor

Abstract

The utility model relates to a floating drive device for rigid connection of a belt conveyor, belonging to the technical field of belt conveyors; it comprises a floating base and a support which are arranged horizontally, the mounting end of the support being located below the middle of the floating base; a bottom plate is fixedly arranged at the mounting end of the support, a fixed cylinder is fixedly arranged on the bottom plate, a cushion block is arranged at the inner bottom surface of the fixed cylinder, a concave spherical groove is arranged at the center of the upper end surface of the cushion block, a vertical support shaft is inserted into the interior of the fixed cylinder, the support spherical surface at the lower end of the support shaft is in sliding contact with the spherical groove on the cushion block; a horizontal pin shaft is arranged in the middle of the lower end of the floating base, a metallurgical head earring is screwed on the upper end of the support shaft, the pin shaft is inserted into the interior of the metallurgical head earring, and a universal bearing is arranged between the inner wall of the metallurgical head earring and the outer wall of the pin shaft; the problem of complicated installation and low efficiency of the current driving device of the belt conveyor is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of belt conveyors, and in particular relates to a floating drive device used for rigid connection of a belt conveyor. Background Art

[0002] The driving device is the power source of the belt conveyor, and the belt conveyor is a key component for material transfer on coal mining equipment. Generally, the driving device fixes the motor and reducer to the driving frame with bolts, and the driving frame is fixed to the installation foundation with bolts. This requires relatively high installation accuracy of the transmission roller and the driving device. It is necessary to ensure the coaxiality and straightness of the transmission roller shaft and the output shaft of the drive device reducer, which brings difficulties to the installation. At the same time, for equipment that is frequently moved, anchor bolts are used for fixing, and the installation and adjustment cycle is relatively long, resulting in low production efficiency. Utility Model Content

[0003] The utility model overcomes the shortcomings of the prior art and proposes a floating drive device for rigid connection of a belt conveyor, thereby solving the problems of complicated installation and low efficiency of the current drive device of the belt conveyor.

[0004] In order to achieve the above purpose, the utility model is implemented through the following technical solutions.

[0005] A floating drive device for rigid connection of a belt conveyor comprises a horizontally arranged floating base, a support is arranged below the floating base, and the mounting end of the support is located below the middle of the floating base; a horizontal bottom plate is fixedly arranged at the mounting end of the support, a fixed cylinder is fixedly arranged on the bottom plate, a cushion block is arranged at the inner bottom surface of the fixed cylinder, a concave spherical groove is arranged at the center of the upper end surface of the cushion block, a vertical support shaft is inserted into the interior of the fixed cylinder, a supporting spherical surface is fixedly arranged at the lower end of the support shaft, and the supporting spherical surface is in sliding contact with the spherical groove on the cushion block; a horizontal pin shaft is arranged in the middle of the lower end of the floating base, a metallurgical head earring is screwed on the upper end of the support shaft, the pin shaft is inserted into the inside of the metallurgical head earring, and a universal bearing is arranged between the inner wall of the metallurgical head earring and the outer wall of the pin shaft.

[0006] Furthermore, a motor and a reducer are fixedly arranged on the upper end surface of the floating base, the output shaft of the motor is connected to the input shaft of the reducer through a first coupling, and an electric hydraulic drum brake is arranged outside the output shaft of the motor.

[0007] Furthermore, a second coupling is provided at the output shaft of the reducer, and the output shaft of the reducer is connected to the transmission drum shaft through the second coupling.

[0008] Furthermore, the length direction of the support is perpendicular to the length direction of the floating base; one end of the support along the length direction is a mounting end, and the other end is a supporting end.

[0009] Furthermore, a supporting cylinder is fixedly arranged at the lower end of the supporting shaft, and the outer diameter of the supporting cylinder is larger than the outer diameter of the supporting shaft; and the supporting spherical surface is fixedly arranged on the lower end surface of the supporting cylinder.

[0010] Furthermore, a cover plate is provided on the upper end surface of the fixed cylinder. The cover plate is a horizontally arranged annular plate structure. The support shaft is inserted into the annular through hole of the cover plate. The inner diameter of the cover plate is smaller than the outer diameter of the supporting cylinder. The cover plate is fixed to the fixed cylinder by a circle of fixing screws.

[0011] Furthermore, four vertical fixing plates are fixedly arranged in the middle of the lower end of the floating base. The four fixing plates are parallel to each other. A fixing hole is arranged on each fixing plate. The fixing holes on the four fixing plates correspond to each other, and the pin shafts are inserted into the fixing holes of the four fixing plates.

[0012] Furthermore, a fixed cylinder is fixedly provided at one end of the pin shaft, and the fixed cylinder contacts with a fixed plate on one side. A pin hole is provided at the other end of the pin shaft, and a gasket is sleeved on the outer side of the end of the pin shaft where the pin hole is provided, and the gasket contacts with the fixed plate on the other side, and an open pin is inserted into the pin hole of the pin shaft, and the gasket is fixed by the open pin, and the pin shaft is fixed to the fixed plate at the lower end of the floating base.

[0013] Furthermore, the metallurgical head earrings are located between the two fixing plates in the middle.

[0014] The beneficial effects of the utility model compared with the prior art are:

[0015] The floating drive device for rigid connection of a belt conveyor provided by the utility model reduces vibration of the drive device, reduces precision requirements on the installation process, and reduces precision requirements on the size of the installation foundation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings:

[0017] Figure 1 It is a front view of the utility model as a whole;

[0018] Figure 2 yes Figure 1 AA section view in;

[0019] Figure 3 It is a top view of the utility model as a whole;

[0020] Figure 4It is a side view of the utility model as a whole;

[0021] Among them, 1 is a floating base, 2 is an electric motor, 3 is a reducer, 4 is a first coupling, 5 is an electric hydraulic drum brake, 6 is a second coupling, 7 is a support, 8 is a base plate, 9 is a fixed cylinder, 10 is a cushion block, 11 is a supporting shaft, 12 is a supporting cylinder, 13 is a supporting spherical surface, 14 is a cover plate, 15 is a fixing screw, 16 is a metallurgical head earring, 17 is a fixing plate, 18 is a pin shaft, 19 is a fixed cylinder, and 20 is a gasket. DETAILED DESCRIPTION

[0022] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail in combination with the embodiments and the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. The technical solution of the present invention is described in detail below in combination with the embodiments and the accompanying drawings, but the scope of protection is not limited thereto.

[0023] like Figure 1 As shown in FIG. 4 , the utility model provides a floating drive device for rigid connection of a belt conveyor, comprising a horizontally arranged floating base 1, a motor 2 and a reducer 3 are fixedly arranged on the upper end surface of the floating base 1, and the output shaft of the motor 2 is connected to the input shaft of the reducer 3 through a first coupling 4. An electric hydraulic drum brake 5 is arranged on the outer side of the output shaft of the motor 2. A second coupling 6 is arranged at the output shaft of the reducer 3, and the output shaft of the reducer 3 is connected to the transmission drum shaft through the second coupling 6.

[0024] The motor 2 is a flameproof variable frequency speed regulating three-phase asynchronous motor.

[0025] The reducer 3 is a reducer for a conveyor.

[0026] The first coupling 4 is an elastic pin coupling with a brake wheel.

[0027] The second coupling 6 is a rigid low-speed coupling.

[0028] A support 7 is arranged below the floating base 1. The support 7 is arranged horizontally and contacts the installation base surface. The length direction of the support 7 is perpendicular to the length direction of the floating base 1. One end of the support 7 along the length direction is the installation end, and the other end is the support end. The installation end of the support 7 is located below the middle of the floating base 1.

[0029] A horizontal bottom plate 8 is fixedly arranged at the mounting end of the support 7, and a fixed cylinder 9 is fixedly arranged on the bottom plate 8. The fixed cylinder 9 is a cylindrical structure with an upper end open. A cushion block 10 is arranged at the inner bottom surface of the fixed cylinder 9. The cushion block 10 is a cylindrical structure, and a concave spherical groove is arranged at the center of the upper end surface of the cushion block 10. A vertical support shaft 11 is also inserted into the fixed cylinder 9. The lower end of the support shaft 11 is inserted into the fixed cylinder 9. A support cylinder 12 is fixedly arranged at the lower end of the support shaft 11. The outer diameter of the support cylinder 12 is larger than the outer diameter of the support shaft 11. A support spherical surface 13 is fixedly arranged on the lower end surface of the support cylinder 12. The support spherical surface 13 is in sliding contact with the spherical groove on the cushion block 10. A cover plate 14 is provided on the upper end surface of the fixed cylinder 9. The cover plate 14 is a horizontally arranged circular plate-shaped structure. The support shaft 11 is inserted into the circular through hole of the cover plate 14. The inner diameter of the cover plate 14 is smaller than the outer diameter of the support cylinder 12. The cover plate 14 is fixed to the fixed cylinder 9 by a circle of fixing screws 15. The fixing screws 15 pass through the cover plate 14 and are screwed to the upper end surface of the fixed cylinder 9, thereby fixing the cover plate 14 to the fixed cylinder 9.

[0030] A metallurgical head earring 16 is screwed on the upper end of the support shaft 11. Four vertical fixing plates 17 are fixedly arranged in the middle of the lower end of the floating base 1. The four fixing plates 17 are parallel to each other. Each fixing plate 17 is provided with a fixing hole, and the fixing holes on the four fixing plates 17 correspond to each other. A pin shaft 18 is inserted into the fixing holes of the four fixing plates 17. The pin shaft 18 is arranged horizontally. A fixing cylinder 19 is fixedly arranged at one end of the pin shaft 18. The fixing cylinder 19 contacts the fixing plate 17 on one side. A pin hole is arranged at the other end of the pin shaft 18. A gasket 20 is sleeved on the outer side of the end of the pin shaft 18 with the pin hole. The gasket 20 contacts the fixing plate 17 on the other side. A split pin is inserted into the pin hole of the pin shaft 18. The gasket 20 is fixed by the split pin, and the pin shaft 18 is fixed to the fixing plate 17 at the lower end of the floating base 1. The pin 18 is inserted into the metallurgical head earring 16, and the metallurgical head earring 16 is located between the two middle fixing plates 17. A universal bearing is arranged between the inner wall of the metallurgical head earring 16 and the outer wall of the pin 18.

[0031] The working principle of the utility model is:

[0032] When in use, the operator does not need to embed bolts on site, but only needs to connect the floating base 1 with the support 7 through the support shaft 11 and the metallurgical head earring 16. At this time, the driving drum, the floating base 1, the reducer 3, the motor 2, and the support 7 are connected by the rigid low-speed coupling to form a stable frame structure, and the vibration is eliminated by the steering of the universal bearing inside the metallurgical head earring 16 and the rotation on the pin 18. The vibration of the drive device is reduced, the precision requirements for the installation process are reduced, and the precision requirements for the size of the installation foundation are reduced.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A floating drive device for rigid connection of a belt conveyor, characterized in that: The invention comprises a floating base (1) arranged horizontally, a support (7) being arranged below the floating base (1), and a mounting end of the support (7) being located below the middle of the floating base (1); a horizontal bottom plate (8) being fixedly arranged at the mounting end of the support (7), a fixed cylinder (9) being fixedly arranged on the bottom plate (8), a cushion block (10) being arranged at the inner bottom surface of the fixed cylinder (9), a concave spherical groove being arranged at the center of the upper end surface of the cushion block (10), and a spherical groove being inserted into the inner part of the fixed cylinder (9). A vertical support shaft (11) is connected, and a support spherical surface (13) is fixedly provided at the lower end of the support shaft (11), and the support spherical surface (13) is in sliding contact with the spherical groove on the cushion block (10); a horizontal pin shaft (18) is provided at the middle part of the lower end of the floating base (1), and a metallurgical head earring (16) is screwed on the upper end of the support shaft (11), and the pin shaft (18) is inserted into the metallurgical head earring (16), and a universal bearing is provided between the inner wall of the metallurgical head earring (16) and the outer wall of the pin shaft (18).

2. A floating drive device for rigid connection of a belt conveyor according to claim 1, characterized in that: An electric motor (2) and a reducer (3) are fixedly arranged on the upper end surface of the floating base (1); an output shaft of the electric motor (2) and an input shaft of the reducer (3) are connected via a first coupling (4); and an electric hydraulic drum brake (5) is arranged outside the output shaft of the electric motor (2).

3. A floating drive device for rigid connection of a belt conveyor according to claim 2, characterized in that: A second coupling (6) is provided at the output shaft of the reducer (3), and the output shaft of the reducer (3) is connected to the transmission drum shaft via the second coupling (6).

4. A floating drive device for rigid connection of a belt conveyor according to claim 1, characterized in that: The length direction of the support (7) is perpendicular to the length direction of the floating base (1); one end of the support (7) along the length direction is a mounting end, and the other end is a supporting end.

5. The floating drive device for rigid connection of a belt conveyor according to claim 1, characterized in that: A supporting cylinder (12) is fixedly arranged at the lower end of the supporting shaft (11), and the outer diameter of the supporting cylinder (12) is greater than the outer diameter of the supporting shaft (11); and the supporting spherical surface (13) is fixedly arranged on the lower end surface of the supporting cylinder (12).

6. A floating drive device for rigid connection of a belt conveyor according to claim 1, characterized in that: A cover plate (14) is arranged on the upper end surface of the fixed cylinder (9); the cover plate (14) is a horizontally arranged annular plate-shaped structure; the support shaft (11) is inserted into the inside of the annular through hole of the cover plate (14); the inner diameter of the cover plate (14) is smaller than the outer diameter of the support cylinder (12); the cover plate (14) is fixed to the fixed cylinder (9) by a circle of fixing screws (15).

7. A floating drive device for rigid connection of a belt conveyor according to claim 1, characterized in that: Four vertical fixing plates (17) are fixedly arranged at the middle of the lower end of the floating base (1). The four fixing plates (17) are parallel to each other. A fixing hole is arranged on each fixing plate (17). The fixing holes on the four fixing plates (17) correspond to each other. The pin shafts (18) are inserted into the fixing holes of the four fixing plates (17).

8. A floating drive device for rigid connection of a belt conveyor according to claim 7, characterized in that: A fixed cylinder (19) is fixedly arranged at one end of the pin shaft (18), and the fixed cylinder (19) contacts the fixed plate (17) on one side. A pin hole is arranged at the other end of the pin shaft (18), and a gasket (20) is sleeved on the outer side of the end of the pin shaft (18) provided with the pin hole, and the gasket (20) contacts the fixed plate (17) on the other side. A split pin is inserted into the pin hole of the pin shaft (18), and the gasket (20) is fixed by the split pin, and the pin shaft (18) is fixed to the fixed plate (17) at the lower end of the floating base (1).

9. A floating drive device for rigid connection of a belt conveyor according to claim 8, characterized in that: The metallurgical head earring (16) is located between the two central fixing plates (17).

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