CN106622937A

CN106622937A - Low-frequency vibratory noise-reducing screening machine

Info

Publication number: CN106622937A
Application number: CN201610952026.5A
Authority: CN
Inventors: 林志城
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-27
Filing date: 2016-10-27
Publication date: 2017-05-10

Abstract

The invention discloses a low-frequency vibratory noise-reducing screening machine which comprises a supporting frame plate. The bottom of the side face of the supporting frame plate is fixedly connected with the side face of a bearing block through a connecting rod, the top of one side of the supporting frame plate is fixedly connected with one side of a motor, a rotary shaft on one side of the motor sequentially penetrates through the side face of the top of the supporting frame plate, the axis of a pushed block and the side face of a screen drum, and the shaft body surface of the rotary shaft located in the inner cavity of a screen drum is fixedly connected with a winch. The low-frequency vibratory noise-reducing screening machine can achieve that the screen drum bilaterally swings on the bearing block and does not break away from the bearing block through matched usage of the supporting frame plate, a connecting rod, the bearing block and a discharging block and can achieve material segregation in a low-frequency vibratory state through matched usage of a putting block, a motor, a rotary shaft, a pushing block, the pushed block, a spring and a cutter disc, accordingly vibration of the screening machine is reduced, and the screening machine is prevented from producing large noise during vibration.

Description

A kind of low frequency vibration noise reduction sieving machine

Technical field

The present invention relates to sieving machine technical field, specially a kind of low frequency vibration noise reduction sieving machine.

Background technology

Vibrosieve has eccentric annular movement sieve, inertia vibrating screen and resonance screens etc., and its common feature is that compass screen surface makees high frequency, little amplitude Vibration, isolates the material on compass screen surface.

Sieving machine in the market, is all, to isolating material, and to use vibrosieve by vibrosieve and vibrating barrel The effect for making material that isolation to occur must be just reached in the state of altofrequency vibration with vibrating barrel, not only vibration sense is strong, and Larger noise can be produced during vibration, so as to bring unnecessary trouble.

The content of the invention

It is an object of the invention to provide a kind of low frequency vibration noise reduction sieving machine, possessing can be in the shape of low frequency vibration Make material that the advantage of isolation occurs under state, not only vibration sense is strong to solve sieving machine, and can produce larger noise in vibration Problem.

For achieving the above object, the present invention provides following technical scheme：A kind of low frequency vibration noise reduction sieving machine, including Support plate, the bottom of the side of support frame as described above plate is fixedly connected by connecting rod with the side of carrier block, support frame as described above plate The top of side is fixedly connected with the side of motor, and the rotating shaft on motor side sequentially pass through side at the top of support frame plates, By the side at the axle center of pushing block with screen drum, the rotating shaft is located at the axis body surface of screen drum inner chamber and is fixedly connected capstan winch, described The surface of screen drum is overlapped on the top of carrier block, and port is offered at the top of the carrier block, and the surface of the screen drum is solid respectively Surely discharging block and feed block are connected with, are offered at the top of the discharging block and is portalled, the intracavity inter-connection portalled with screen drum, And the block that discharges is located in the port of carrier block, the side by pushing block is fixedly connected with the side of screen drum, and by pushing block Opposite side mutually touch with the side of pushing block, the pushing block is fixedly connected with the surface of rotating shaft, the bottom of the screen drum side Portion is flexibly connected by spring with the side of support frame plates.

Preferably, the quantity of support frame as described above plate is two, and screen drum is located between two support frame plates.

Preferably, the top arc angle of the carrier block is identical with the arc angle on screen drum surface.

Preferably, it is described identical with the structure of pushing block by pushing block and oblique by the side on pushing block inclined-plane and pushing block The side in face is corresponding.

Preferably, the length of the port is more than the length of discharging block, and the gap length between screen drum and support frame plates It is identical more than the length of discharging block with the length of port.

Compared with prior art, beneficial effects of the present invention are as follows：

By being provided with using cooperatively for support frame plates, connecting rod, carrier block and discharging block, having reached can make screen drum to the present invention Swing on carrier block, and will not depart from from carrier block, by being provided with block, motor, rotating shaft, pushing block, quilt are thrown in Pushing block, spring and cutterhead are used cooperatively, and to have reached can isolate in the state of low frequency vibration material, so as to Reduce the vibration sense of sieving machine, it is to avoid sieving machine will not produce larger noise when vibrating, give people to reduce unnecessary trouble.

Description of the drawings

Fig. 1 is present configuration front section view；

Fig. 2 uses Novel screen barrel structure schematic diagram for this；

Fig. 3 is carrying block arrangement schematic diagram of the present invention；

Fig. 4 is the present invention by pushing block structural representation.

In figure：1 support frame plates, 2 connecting rods, 3 springs, 4 rotating shafts, 5 screen drums, 6 capstan winches, 7 feed blocks, 8 portal, 9 are promoted Block, 10 pushing blocks, 11 motors, 12 carrier blocks, 13 ports, 14 discharging blocks.

Specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.

Fig. 1-4, a kind of low frequency vibration noise reduction sieving machine, including support frame plates 1 are referred to, the side of support frame plates 1 Bottom is fixedly connected by connecting rod 2 with the side of carrier block 12, and top and the side of motor 11 of the side of support frame plates 1 are fixed Connection, and the rotating shaft 4 on the side of motor 11 sequentially pass through the side at the top of support frame plates 1, by the axle center of pushing block 9 and screen drum 5 side, rotating shaft 4 is located at the axis body surface of the inner chamber of screen drum 5 and is fixedly connected capstan winch 6, and the surface of screen drum 5 is overlapped on carrier block 12 Top, due to the top arc angle of carrier block 12 it is identical with the arc angle on the surface of screen drum 5 so that screen drum 5 will not be from carrying Tumble on block 12, because the quantity of support frame plates 1 is two, and screen drum 5 is located between two support frame plates 1, and causes sieve powder Function add it is more stable contact with ground, the top of carrier block 12 offers port 13, by open motor 11 drive rotating shaft 4 Rotation, and promote capstan winch 6 to rotate and the material in the inner chamber of screen drum 5 is isolated, the surface of screen drum 5 has been respectively fixedly connected with discharging block 14 and feed block 7, feed block 7 acts on dispensing port and material is put in screen drum 5, portals because the top of the block 14 that discharges offers 8, and portal 8 with the intracavity inter-connection of screen drum 5, the material for making can portal from discharging block 14 after isolation and flow out in 8, and Due to discharging, block 14 is located in the port 13 of carrier block 12, material is flowed out from port 13, and the length of port 13 is more than The length of material block 14, and the gap length between screen drum 5 and support frame plates 1 is more than the length of discharging block 14 with the length of port 13 It is identical so that screen drum 5 possesses the condition for moving left and right, it is fixedly connected with the side of screen drum 5 by the side of pushing block 9, and pushed away The opposite side of motion block 9 is mutually touched with the side of pushing block 10, because pushing block 10 is fixedly connected with the surface of rotating shaft 4, in rotating shaft 4 While driving capstan winch 6 to operate, pushing block 10 can be driven to rotate, due to identical with the structure of pushing block 10 by pushing block 9, and quilt The side on the inclined-plane of pushing block 9 is corresponding with the side on the inclined-plane of pushing block 10, when pushing block 10 rotates inclined-plane foremost with quilt During the contact foremost on the inclined-plane of pushing block 9 screen drum 5 can be driven to push ahead, screen drum 5 or so is made so as to low frequency operates repeatedly It is mobile, prevent material from luming in screen drum 5 and the situation for blocking occur, the bottom of the side of screen drum 5 is by spring 3 and support frame plates 1 side is flexibly connected, and makes screen drum 5 reset in the presence of spring 3.

When using, material is put in screen drum 5 from feed block 7, then drives rotating shaft 4 to rotate by opening motor 11, and promoted Rotate capstan winch 6 to isolate the material in the inner chamber of screen drum 5, when pushing block 10 rotates, inclined-plane is oblique with by pushing block 9 foremost During the contact foremost in face screen drum 5 can be driven to push ahead, so as to low frequency operates repeatedly move left and right screen drum 5, in bullet Make screen drum 5 reset in the presence of spring 3, prevent material from luming in screen drum 5 and the situation for blocking occur.

In sum：The low frequency vibration noise reduction sieving machine, when pushing block 10 rotates inclined-plane foremost with promoted During the contact foremost on the inclined-plane of block 9 screen drum 5 can be driven to push ahead, so as to low frequency operates repeatedly move left and right screen drum 5, Prevent material from luming in screen drum 5 and the situation for blocking occur, having reached sends out in the state of low frequency vibration material Raw isolation, so as to reduce the vibration sense of sieving machine, it is to avoid sieving machine will not produce larger noise when vibrating.

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention And modification, the scope of the present invention be defined by the appended.

Claims

1. a kind of low frequency vibration noise reduction sieving machine, including support frame plates（1）, it is characterised in that：Support frame as described above plate（1）Side The bottom in face passes through connecting rod（2）With carrier block（12）Side be fixedly connected, support frame as described above plate（1）The top of side and electricity Machine（11）Side be fixedly connected, and motor（11）Rotating shaft on side（4）Sequentially pass through support frame plates（1）The side at top, By pushing block（9）Axle center at and screen drum（5）Side, the rotating shaft（4）Positioned at screen drum（5）The axis body surface of inner chamber is fixed and is connected Connect capstan winch（6）, the screen drum（5）Surface be overlapped on carrier block（12）Top, the carrier block（12）Top offer Port（13）, the screen drum（5）Surface be respectively fixedly connected with discharging block（14）And feed block（7）, the discharging block（14） Top offer and portal（8）, it is described to portal（8）With screen drum（5）Intracavity inter-connection, and discharge block（14）Positioned at carrier block （12）Port（13）In, it is described by pushing block（9）Side and screen drum（5）Side be fixedly connected, and by pushing block（9）'s Opposite side and pushing block（10）Side mutually touch, the pushing block（10）With rotating shaft（4）Surface be fixedly connected, the screen drum （5）The bottom of side passes through spring（3）With support frame plates（1）Side be flexibly connected.

2. a kind of low frequency vibration noise reduction sieving machine according to claim 1, it is characterised in that：Support frame as described above plate（1） Quantity be two, and screen drum（5）Positioned at two support frame plates（1）Between.

3. a kind of low frequency vibration noise reduction sieving machine according to claim 1, it is characterised in that：The carrier block（12）'s Top arc angle and screen drum（5）The arc angle on surface is identical.

4. a kind of low frequency vibration noise reduction sieving machine according to claim 1, it is characterised in that：It is described by pushing block（9） With pushing block（10）Structure it is identical, and by pushing block（9）The side on inclined-plane and pushing block（10）The side on inclined-plane is corresponding.

5. a kind of low frequency vibration noise reduction sieving machine according to claim 1, it is characterised in that：The port（13）Length Degree is more than discharging block（14）Length, and screen drum（5）And support frame plates（1）Between gap length and port（13）Length it is big In discharging block（14）Length it is identical.