CN211392759U

CN211392759U - NID desulfurization circulation frequency conversion feed drive mechanism

Info

Publication number: CN211392759U
Application number: CN201921184750.3U
Authority: CN
Inventors: 沈天奇
Original assignee: Zhangjiagang Jinming Environmental Protection Engineering Equipment Co ltd
Current assignee: Zhangjiagang Jinming Environmental Protection Engineering Equipment Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-09-01
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a NID desulfurization circulation variable frequency feeding transmission mechanism, which comprises a feeding machine, a speed reducer and a mounting plate for mounting the speed reducer, wherein the feeding machine is connected with the speed reducer through a universal shaft; an adjusting device is arranged between the speed reducer and the mounting plate to adjust the distance between the speed reducer and the feeder; the adjusting device comprises a sliding block and a sliding rail matched with the sliding block, the sliding block is fixed with the speed reducer, and the sliding rail is arranged on the mounting plate along the horizontal direction. The utility model discloses can alleviate the influence of speed reducer gravity to circulation frequency conversion batcher.

Description

NID desulfurization circulation frequency conversion feed drive mechanism

Technical Field

The utility model relates to a NID desulfurization system field, concretely relates to NID desulfurization circulation frequency conversion feed drive mechanism.

Background

The NID desulfurization technique can greatly reduce the consumption of raw materials and energy consumption in the using process, and is widely applied due to the advantages of small occupied space, high desulfurization efficiency and the like.

The circulating variable frequency feeder is used as a core device in the NID desulfurization system, is used for controlling the circulating amount of circulating ash of the whole desulfurization system, and has the operation stability which is the premise of stable operation of the whole desulfurization system. In the prior art, an extension shaft of the circulating variable-frequency feeder is directly connected with a rotating shaft of the speed reducer, so that the bending moment applied to the circulating variable-frequency feeder is inevitably increased due to the gravity of the speed reducer in the use process, and the service performance of the circulating variable-frequency feeder in NID desulfurization is reduced.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a NID desulfurization circulation frequency conversion feeder drive mechanism, it can alleviate the influence of speed reducer gravity to circulation frequency conversion feeder.

In order to solve the technical problem, the utility model provides a NID desulfurization circulation variable frequency feeding transmission mechanism, which comprises a feeding machine, a speed reducer and a mounting plate for mounting the speed reducer, wherein the feeding machine is connected with the speed reducer through a universal shaft; an adjusting device is arranged between the speed reducer and the mounting plate to adjust the distance between the speed reducer and the feeder; the adjusting device comprises a sliding block and a sliding rail matched with the sliding block, the sliding block is fixed with the speed reducer, and the sliding rail is arranged on the mounting plate along the horizontal direction.

Further, the lifting device comprises two screws and a plurality of butt-joint pieces; the two screws are respectively positioned on two sides of the mounting plate, the butt joint piece is fixedly connected with two side walls of the mounting plate, and the butt joint piece is in threaded connection with the screws; the lower extreme of two the screw rod all is provided with the worm wheel, two the worm wheel all is connected with the worm jointly, in order to utilize the worm with the meshing drive of worm wheel the screw rod rotates, and utilizes the screw rod with the threaded connection of butt joint spare, in order to drive the mounting panel moves along vertical direction.

Furthermore, the upper end parts of the two screw rods are provided with limiting blocks.

Furthermore, both ends of the universal shaft are connected with the feeder and the speed reducer through half couplers.

Furthermore, a supporting plate for supporting the speed reducer is arranged on the mounting plate, and the speed reducer can slide relative to the supporting plate.

Furthermore, a plurality of balls are embedded in the upper surface of the supporting plate so as to reduce resistance of the speed reducer during movement.

Furthermore, both sides wall of mounting panel all is connected with a plurality of fasteners, just the fastener can with the screw rod lock solid.

Furthermore, an elastic sheet is adhered to the inner wall of the fastener.

The utility model has the advantages that:

the material machine is connected with the speed reducer through the universal shaft, and the torque output by the speed reducer can be transmitted, so that the motion of the N I D desulfurization circulating variable frequency feeding transmission mechanism is more stable, and the external influence can be reduced; meanwhile, in the process of maintenance and replacement, the feeding machine and the speed reducer which are connected by the universal shaft are convenient to disassemble, assemble and maintain;

the direction of adjusting the speed reducer can be limited by the aid of the direction of the slide rail and the matching of the slide rail and the slide block, so that the accuracy of the feeder and the speed reducer during assembly is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the mounting plate of the present invention.

The reference numbers in the figures illustrate: 1. a feeder; 2. a speed reducer; 3. a cardan shaft; 31. a half coupling; 4. mounting a plate; 41. a support plate; 51. a slider; 52. a slide rail; 6. a screw; 61. a limiting block; 62. a docking member; 71. a worm gear; 72. a worm; 73. a fastener.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1, the utility model discloses an embodiment of the desulfurization of N ID circulation frequency conversion feed drive mechanism, including batcher 1 and with batcher 1 complex speed reducer 2, batcher 1 and speed reducer 2 pass through universal shaft 3 and connect, can transmit the torque of 2 outputs of speed reducer. The both ends of cardan shaft 3 all are connected with batcher 1 and speed reducer 2 respectively through half-coupling 31 to make the motion of the desulfurization circulation frequency conversion feed drive mechanism of N ID more steady, thereby give and to reduce external influence. Meanwhile, in the maintenance and replacement process, the feeding machine 1 and the speed reducer 2 which are connected by the universal shaft 3 are convenient to disassemble, assemble and maintain.

Referring to fig. 1, the speed reducer 2 is fixed by the mounting plate 4, and meanwhile, an adjusting device is arranged between the speed reducer 2 and the feeder 1 so as to adjust the distance of the speed reducer 2 relative to the feeder 1, thereby facilitating the installation and adjustment in the later period. The adjusting device comprises a sliding block 51 and a sliding rail 52 matched with the sliding block 51, the sliding block 51 is fixedly connected with the speed reducer 2, and the sliding rail 52 is arranged on the mounting plate 4 along the horizontal direction. The direction of adjustment of the speed reducer 2 can be limited by the arrangement direction of the slide rail 52 and the matching of the slide rail 52 and the slide block 51, so that the accuracy of the assembly of the feeder 1 and the speed reducer 2 is improved.

Referring to fig. 1, a supporting plate 41 for supporting the speed reducer 2 is further fixedly disposed on the mounting plate 4 to reduce the position deviation of the speed reducer 2 caused by its own weight in the use process. The supporting plate 41 is arranged along the horizontal direction and parallel to the slide rail 52, so that the speed reducer 2 can slide relative to the supporting plate 41; meanwhile, a plurality of balls are embedded in the upper surface of the supporting plate 41, and the balls can convert sliding friction of the speed reducer 2 into rolling friction, so that friction resistance in the motion process of the speed reducer 2 can be reduced. The mounting plate 4 is provided with a fastening bolt, and after the mounting position of the speed reducer 2 is adjusted, the speed reducer 2 is fixed relative to the mounting plate 4 by the fastening bolt.

Referring to fig. 1 and 2, a lifting device for adjusting the height of the mounting plate 4 in the vertical direction is further disposed below the mounting plate, and the lifting device includes two screws 6 and a plurality of butt-joint members 62. The two screws 6 are respectively positioned at two sides of the mounting plate 4, the abutting pieces 62 are arranged at two side walls of the mounting plate 4, and all the abutting pieces 62 can be sleeved outside the screws 6 and are in threaded connection with the screws 6. The worm wheels 71 are arranged below the two screw rods 6, the worm 72 is connected to the two worm wheels 71, when the worm 72 is driven to rotate by the motor, the screw rods 6 can be driven to rotate by the meshing of the worm wheels 71 and the worm 72, and when the screw rods 6 rotate, the torque of the screw rods 6 can be converted into the torque for driving the mounting plate 4 to move by the aid of threaded matching of the screw rods 6 and the butt-jointing piece 62, so that the horizontal position of the mounting plate 4 can be adjusted. In order to enable the two sides of the mounting plate 4 to move synchronously in the embodiment, the transmission ratio of the worm wheel 71 and the worm 72 below the two screws 6 is the same.

Referring to fig. 1 and 2, the upper ends of the two screws 6 are provided with stoppers 61, and the maximum displacement of the movement of the mounting plate 4 can be limited by the stoppers 61 to prevent the mounting plate 4 and the screws 6 from being separated.

Referring to fig. 1 and 2, the two side walls of the mounting plate 4 are provided with a plurality of fasteners 73, and in this embodiment the fasteners 73 are preferably clips. After the position of the mounting plate 4 is adjusted, the mounting plate 4 and the screw 6 are relatively fixed by the fastener 73, so that the position deviation of the mounting plate 4 in the use process is reduced. In addition, an elastic sheet is adhered to the inner wall of the fastening piece 73, so that the friction force between the fastening piece 73 and the screw 6 can be increased, and the stability of the fastening piece 73 in connection is improved; meanwhile, the elastic piece can prevent the fastener 73 from directly contacting the screw 6, thereby protecting the screw 6 to some extent.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A NID desulfurization circulation variable frequency feed transmission mechanism is characterized by comprising a feeder, a speed reducer and a mounting plate for mounting the speed reducer, wherein the feeder is connected with the speed reducer through a universal shaft; an adjusting device is arranged between the speed reducer and the mounting plate to adjust the distance between the speed reducer and the feeder; the adjusting device comprises a sliding block and a sliding rail matched with the sliding block, the sliding block is fixed with the speed reducer, and the sliding rail is arranged on the mounting plate along the horizontal direction.

2. The NID desulfurization cyclic variable frequency feed transmission mechanism according to claim 1, further comprising an elevating device, said elevating device comprising two screws and a plurality of abutment members; the two screws are respectively positioned on two sides of the mounting plate, the butt joint piece is fixedly connected with two side walls of the mounting plate, and the butt joint piece is in threaded connection with the screws; the lower extreme of two the screw rod all is provided with the worm wheel, two the worm wheel all is connected with the worm jointly, in order to utilize the worm with the meshing drive of worm wheel the screw rod rotates, and utilizes the screw rod with the threaded connection of butt joint spare, in order to drive the mounting panel moves along vertical direction.

3. The NID desulfurization cyclic variable frequency feed transmission mechanism according to claim 2, wherein the upper end portions of both said screws are provided with stoppers.

4. The NID desulfurization cyclic variable frequency feed transmission mechanism according to claim 1, wherein both ends of said cardan shaft are connected with said feeder and said reducer through a half-coupling.

5. The NID desulfurization cyclic variable frequency feed transmission according to claim 1, wherein said mounting plate is provided with a support plate for supporting said speed reducer, and said speed reducer is capable of sliding relative to said support plate.

6. The NID desulfurization cyclic variable frequency feed transmission mechanism according to claim 5, wherein said carrier plate has a plurality of balls embedded in an upper surface thereof to reduce drag during movement of said decelerator.

7. The NID desulfurization cyclic variable frequency feed transmission mechanism according to claim 2, wherein a plurality of fasteners are attached to both side walls of said mounting plate and said fasteners are capable of locking with said screw.

8. The NID desulfurization cyclic variable frequency feed drive of claim 7 wherein said fastener has an elastomeric sheet adhered to an inner wall thereof.