CN217306102U

CN217306102U - Ore is smashed with mechanism of making an uproar that falls

Info

Publication number: CN217306102U
Application number: CN202220987173.7U
Authority: CN
Inventors: 陈海青
Original assignee: Anyang Rongrun Building Materials Co ltd
Current assignee: Anyang Rongrun Building Materials Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-08-26
Anticipated expiration: 2032-04-27

Abstract

The utility model discloses a noise reduction mechanism for ore crushing, which comprises a feeding cylinder and a silencing component; a feeding cylinder: the inner wall of the feeding cylinder is provided with a rubber pad, the upper end of the feeding cylinder between the front side wall and the rear side wall is provided with a connecting shaft, the outer cambered surface of the connecting shaft is rotatably connected with a sleeve, the lower end of the outer cambered surface of the sleeve is provided with a sound insulation plate, the left end of the top plate of the feeding cylinder is provided with an exhaust cylinder, the inner wall surface of the exhaust cylinder is provided with an induced draft fan, and the input end of the induced draft fan is electrically connected with the output end of an external control switch; a silencing component: set up in the inner wall of exhaust tube, the amortization subassembly is including inhaling cotton, baffle and pipe of sound, the baffle evenly sets up in the inner wall middle part of exhaust tube, and the middle part of baffle all is equipped with the pipe, dislocation set around two adjacent pipes, inhale the cotton inner wall that bonds in exhaust tube of sound, this ore is smashed with falling the mechanism of making an uproar, can effectively noise reduction outwards transmit from other positions of ore crusher, furthest's improvement the noise reduction effect, the practicality is strong.

Description

Ore is smashed with mechanism of making an uproar that falls

Technical Field

The utility model relates to a mechanism technical field of making an uproar specifically is a mechanism of making an uproar falls in ore crushing with falling.

Background

The ore crusher is continuously crushed by two rotors without a screen bar device, various wet residues can be crushed, the ore crusher is fished out in water and can be crushed at any time, the phenomenon of bonding and blocking does not exist, and the size of materials can be controlled only by adjusting the gap between the hammer heads of the crusher. In general, the crusher is stopped in the crushing cavity to cause blockage, so that the related parts are abraded more rapidly, and the series of crushers can avoid the phenomena. The wet material crusher is also called a sieve-bottom-free crusher due to unique structural design and wide application, the ore crusher can generate a large amount of noise due to vibration when crushing ores, in order to ensure the personal health of workers, noise reduction treatment needs to be carried out, the influence of noise reduction on people is just considered as the name, the traditional method is to carry out sound insulation by arranging a sound insulation room or a sound insulation barrier, the occupied volume of noise can be reduced, the feeding of the ores is influenced, targeted equipment cannot be used for directionally reducing noise, and therefore the noise reduction mechanism for crushing the ores is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an ore is smashed with falling mechanism of making an uproar, can effectively the noise reduction transmit from other positions of ore crusher, furthest's improvement the noise reduction effect, the practicality is strong, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a noise reduction mechanism for ore crushing comprises a feeding cylinder and a noise reduction assembly;

a feeding cylinder: the inner wall of the feeding cylinder is provided with a rubber pad, the upper end of the feeding cylinder between the front side wall and the rear side wall is provided with a connecting shaft, the outer cambered surface of the connecting shaft is rotatably connected with a sleeve, the lower end of the outer cambered surface of the sleeve is provided with a sound insulation plate, the left end of the top plate of the feeding cylinder is provided with an exhaust cylinder, the inner wall surface of the exhaust cylinder is provided with an induced draft fan, and the input end of the induced draft fan is electrically connected with the output end of an external control switch;

a silencing component: set up in the inner wall of exhaust duct, introduce the inside amortization that carries on of exhaust duct through the air with among the ore crusher, can effectively noise reduction outwards transmit from other positions of ore crusher, furthest's improvement the noise reduction effect, the practicality is strong.

Further, the amortization subassembly is including inhaling sound cotton, baffle and pipe, the baffle evenly sets up in the inner wall middle part of exhaust cylinder, and the middle part of baffle all is equipped with the pipe, dislocation set around two adjacent pipes, inhale the sound cotton and bond in the inner wall of exhaust cylinder, change the direction of air current to the time of extension air current at the inside dwell of exhaust cylinder.

Furthermore, the guide pipe is a PVC (polyvinyl chloride) silencing guide pipe, so that noise generated when air flow passes through the guide pipe is reduced.

Furthermore, the upper wall surface and the lower wall surface of the partition plate are both provided with silencing holes distributed in a honeycomb manner, so that noise in the air can be absorbed, the noise is consumed and converted into heat energy, and a sound-insulating and heat-insulating effect is achieved.

Furthermore, the inner diameters of the upper end and the lower end of the exhaust cylinder are smaller than the inner diameter of the middle of the exhaust cylinder, so that the volume is increased, and the flow velocity of gas is reduced.

The air guide plate is arranged at the lower end of the inner wall surface of the air exhaust barrel and is arranged in an arc shape, and through holes which are uniformly distributed are formed in the air guide plate to buffer and decelerate air flow.

Further, still include the torsional spring, the torsional spring cup joints in the extrados middle part of connecting axle, the extrados fixed connection of the one end of torsional spring and connecting axle, and the other end and the sheathed tube inner wall fixed connection of torsional spring make the acoustic celotex board can automatic re-setting, carries out the shutoff to the feed inlet of a feeding section of thick bamboo, the excessive of noise abatement.

Furthermore, a connecting flange is arranged at the left end of the outer surface of the feeding cylinder, and a rubber cushion pad is arranged on the left side face of the connecting flange, so that the transmission of vibration is reduced.

Compared with the prior art, the beneficial effects of the utility model are that: this mechanism of making an uproar falls in ore crushing has following benefit:

the connecting flange and the rubber cushion pad are fixed at a feed inlet of the ore crusher, when the ore enters the feed cylinder, the sound insulation board rotates anticlockwise under the thrust action of the ore, after the ore completely enters the ore crusher, the sound insulation board resets under the torsion action of the torsion spring, so that the feed inlet of the feed cylinder is plugged, the sound insulation board can absorb partial noise, the noise in the ore crushing process is reduced from diffusing from the feed inlet of the feed cylinder, the rubber pad can perform damping and buffering when the ore enters the feed cylinder, the ore is prevented from colliding with the feed cylinder to generate larger noise, the induced draft fan is started through an external control switch, the induced draft fan works to draw out airflow inside the ore crusher outwards, as the sound is spread by air, most of the noise can enter the inside of the exhaust cylinder along with the airflow when the air flows, the air deflector is arranged in an arc shape, and through holes which are uniformly distributed are arranged inside the deflector, the moving direction of the air flow can be changed, so that the air flow is buffered and decelerated, the inner diameters of the upper end and the lower end of the air exhaust cylinder are smaller than the inner diameter of the middle part of the air exhaust cylinder, the volume of the air flow is instantly increased in the flowing process, the flow speed of the air flow is reduced, the direction of sound waves in the air flow is changed when the sound waves meet the partition plate, the sound eliminating holes arranged on the surface of the partition plate can absorb the noise in the air and consume the noise to be converted into heat energy, and a sound insulation effect is achieved, the direction of the air flow can be changed due to the fact that the two adjacent guide pipes are arranged in a staggered mode, the staying time of the air flow in the air exhaust cylinder is prolonged, the sound absorbing effect of sound absorbing cotton is increased, the guide pipes are PVC sound absorbing guide pipes, spiral guide ribs are arranged inside the PVC sound absorbing pipes, the air flow flowing through the PVC sound absorbing pipes spirally flows along the guide ribs on the inner walls, and the disordered flowing state is avoided due to the flow guiding effect of the guide ribs, thereby alleviateed the impact of gas to the pipe wall, reduced the noise, this ore crushing is with falling mechanism of making an uproar, through introducing exhaust section of thick bamboo inside with the air among the ore crusher and carry out the amortization, can effectively the noise reduction outwards transmit from other positions of ore crusher, furthest's improvement the noise reduction effect, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention.

In the figure: in the figure: the air inlet device comprises a feeding barrel 1, an air exhaust barrel 2, a connecting shaft 3, a sleeve 4, a sound insulation plate 5, a rubber pad 6, a noise reduction component 7, sound absorption cotton 71, a partition plate 72, a noise reduction hole 721, a duct 73, an induced draft fan 8, an air deflector 9, a torsion spring 10, a connecting flange 11 and a rubber cushion pad 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present embodiment provides a technical solution: a noise reduction mechanism for ore crushing comprises a feeding cylinder 1 and a silencing assembly 7;

a feeding cylinder 1: the inner wall of the feeding barrel is provided with a rubber pad 6, the left end of the outer surface of the feeding barrel 1 is provided with a connecting flange 11, the left side surface of the connecting flange 11 is provided with a rubber cushion 12, the connecting flange 11 and the rubber cushion 12 are fixed at a feeding hole of an ore crusher, the rubber cushion 12 reduces the transmission of vibration during crushing of the ore crusher, the upper end between the front side wall and the rear side wall of the feeding barrel 1 is provided with a connecting shaft 3, the outer arc surface of the connecting shaft 3 is rotatably connected with a sleeve 4, the lower end of the outer arc surface of the sleeve 4 is provided with a sound insulation plate 5, the left end of the top plate of the feeding barrel 1 is provided with an exhaust barrel 2, the inner diameters of the upper end and the lower end of the exhaust barrel 2 are smaller than the inner diameter of the middle part of the exhaust barrel 2, the volume is increased, the flow velocity of gas is reduced, the inner wall surface of the exhaust barrel 2 is provided with an induced draft fan 8, the input end of the induced draft fan 8 is electrically connected with the output end of an external control switch, the induced draft fan 8 is started through the external control switch, the induced draft fan 8 works to draw the air flow out inside the ore crusher, since the sound is transmitted by air, most of the noise enters the air exhaust barrel 2 along with the airflow when the air flows.

Wherein: still include torsional spring 10, torsional spring 10 cup joints in the extrados middle part of connecting axle 3, the extrados fixed connection of the one end of torsional spring 10 and connecting axle 3, the other end of torsional spring 10 and sleeve pipe 4's inner wall fixed connection, when the ore got into feed cylinder 1, acoustic celotex board 5 is anticlockwise rotatory under the thrust effect of ore, after the ore got into ore crusher completely, acoustic celotex board 5 resets under the torsion effect of torsional spring 10, thereby carry out the shutoff to the pan feeding mouth of feed cylinder 1, acoustic celotex board 5 can absorb the partial noise, reduce the noise of ore crushing in-process and spread from the pan feeding mouth of feed cylinder 1.

The silencing component 7: set up in the inner wall of exhaust tube 2, amortization subassembly 7 is including inhaling cotton 71 of sound, baffle 72 and pipe 73, baffle 72 evenly sets up in the inner wall middle part of exhaust tube 2, the middle part of baffle 72 all is equipped with pipe 73, dislocation set around two adjacent pipes 73, pipe 73 is PVC amortization pipe, reduce the noise that the air current produced when passing through, inhale the cotton 71 inner wall that bonds in exhaust tube 2 of sound, change the direction of air current, thereby the extension air current is at the inside dwell time of exhaust tube 2, the upper and lower two walls of baffle 72 all are equipped with and are honeycomb distribution's bloop 721, can absorb the noise in the air, and lose the noise and change into heat energy, play a syllable-dividing thermal-insulated effect.

Wherein: the air guide plate 9 is arranged at the lower end of the inner wall surface of the air exhaust barrel 2, the air guide plate 9 is arranged in an arc shape, and through holes which are uniformly distributed are formed in the air guide plate 9 to buffer and decelerate air flow.

The utility model provides a pair of ore is smashed with falling the theory of operation of mechanism of making an uproar as follows:

the connection flange 11 and the rubber cushion pad 12 are fixed at the feed inlet of the ore crusher, when the ore enters the feed cylinder 1, the sound insulation board 5 rotates anticlockwise under the thrust action of the ore, after the ore completely enters the ore crusher, the sound insulation board 5 resets under the torsion action of the torsion spring 10, thereby plugging the feed inlet of the feed cylinder 1, the sound insulation board 5 can absorb partial noise, the noise in the ore crushing process is reduced from diffusing from the feed inlet of the feed cylinder 1, the rubber pad 6 can absorb shock and cushion when the ore enters the feed cylinder 1, the ore is prevented from colliding with the feed cylinder 1 to emit larger noise, the induced draft fan 8 is started through an external control switch, the air flow in the ore crusher is outwards pumped out by the operation of the induced draft fan 8, because the sound depends on air propagation, most of the noise can enter the interior of the exhaust cylinder 2 along with the air flow when the air flows, the air deflector 9 is arranged in an arc shape, the inside of the air deflector 9 is provided with evenly distributed through holes, which can change the moving direction of the air flow, thereby buffering and decelerating the air flow, the inner diameters of the upper end and the lower end of the air exhaust cylinder 2 are smaller than the inner diameter of the middle part of the air exhaust cylinder 2, the volume of the air flow is instantly increased in the flowing process, the flow speed of the air flow is reduced, the direction of the sound wave in the air flow is changed when the sound wave in the air flow meets the partition plate 72, the sound-deadening holes 721 arranged on the surface of the partition plate 72 can absorb the noise in the air and consume the noise to be converted into heat energy, and the sound-insulating and heat-insulating effects are achieved, because the two adjacent pipes 73 are arranged in a staggered way, the direction of the air flow can be changed, thereby prolonging the staying time of the air flow in the air exhaust cylinder 2, increasing the sound-absorbing effect of the sound-absorbing cotton 71, the pipes 73 are PVC sound-deadening pipes, the spiral diversion ribs are arranged in the PVC deadening pipes, the air flow through the PVC deadening pipes, the spiral flow along the diversion ribs on the inner walls of the pipes, the chaotic flowing state is avoided due to the flow guiding effect of the flow guiding ribs, so that the impact of gas on the pipe wall is reduced, and the noise is reduced.

It should be noted that the induced draft fan 8 disclosed in the above embodiments can be freely configured according to practical application scenarios, and a 200-300mm cross flow fan dedicated for the air purifier is suggested to be used, and the external control switch controls the induced draft fan 8 to work by adopting a method commonly used in the prior art.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides an ore is smashed with mechanism of making an uproar that falls which characterized in that: comprises a feeding cylinder (1) and a silencing component (7);

a feeding cylinder (1): the inner wall of the feeding cylinder is provided with a rubber pad (6), a connecting shaft (3) is arranged between the front side wall and the rear side wall of the feeding cylinder (1), the outer arc surface of the connecting shaft (3) is rotatably connected with a sleeve (4), the lower end of the outer arc surface of the sleeve (4) is provided with a sound insulation plate (5), the left end of the top plate of the feeding cylinder (1) is provided with an air exhaust cylinder (2), the inner wall surface of the air exhaust cylinder (2) is provided with an induced draft fan (8), and the input end of the induced draft fan (8) is electrically connected with the output end of an external control switch;

silencing assembly (7): is arranged on the inner wall of the exhaust barrel (2).

2. The noise reduction mechanism for ore crushing according to claim 1, characterized in that: amortization subassembly (7) are including inhaling sound cotton (71), baffle (72) and pipe (73), baffle (72) evenly set up in the inner wall middle part of exhaust section of thick bamboo (2), and the middle part of baffle (72) all is equipped with pipe (73), dislocation set around two adjacent pipes (73), inhale sound cotton (71) and bond in the inner wall of exhaust section of thick bamboo (2).

3. The noise reduction mechanism for ore crushing according to claim 2, characterized in that: the conduit (73) is a PVC noise reduction conduit.

4. The noise reduction mechanism for ore crushing according to claim 2, characterized in that: and the upper wall surface and the lower wall surface of the partition plate (72) are provided with silencing holes (721) distributed in a honeycomb shape.

5. The noise reduction mechanism for ore crushing according to claim 1, wherein: the inner diameters of the upper end and the lower end of the air exhaust barrel (2) are smaller than the inner diameter of the middle part of the air exhaust barrel (2).

6. The noise reduction mechanism for ore crushing according to claim 1, characterized in that: the air-guide plate is characterized by further comprising an air guide plate (9), wherein the air guide plate (9) is arranged at the lower end of the inner wall surface of the air exhaust barrel (2), the air guide plate (9) is arranged in an arc shape, and through holes are uniformly distributed in the air guide plate (9).

7. The noise reduction mechanism for ore crushing according to claim 1, characterized in that: still include torsional spring (10), torsional spring (10) cup joint in the extrados middle part of connecting axle (3), the extrados fixed connection of the one end of torsional spring (10) and connecting axle (3), the other end of torsional spring (10) and the inner wall fixed connection of sleeve pipe (4).

8. The noise reduction mechanism for ore crushing according to claim 1, characterized in that: the left end of the outer surface of the feeding barrel (1) is provided with a connecting flange (11), and the left side surface of the connecting flange (11) is provided with a rubber cushion pad (12).