CN217411533U - Adjustable electrostatic separation device - Google Patents

Abstract

The utility model provides an adjustable electrostatic separation device, including frame, electrostatic separator and shale shaker, shale shaker parallel arrangement is in the frame, electrostatic separator parallel arrangement is directly over the shale shaker, and electrostatic separator highly can carry out lift adjustment to adjust the distance between electrostatic separator's lower extreme and the shale shaker upper surface, carry out the electrostatic separation edulcoration with the material to on the shale shaker, through the distance between the lower extreme and the shale shaker upper surface of adjusting electrostatic separator, with increase the efficiency of electrostatic adsorption hair and fibre piece, simultaneously, when clearing up the sieve and maintaining the shale shaker, can raise electrostatic separator, vacate and maintain the space, make maintenance and clearance convenient and fast more.

Description

Adjustable electrostatic separation device

Technical Field

The utility model relates to a dry fruit static edulcoration technical field, concretely relates to adjustable electrostatic separation device.

Background

Dried fruits, i.e. fruits which are in a dry state after ripening, or fruits which are dried by air-curing, such as dried medlar, raisins, chestnuts, walnuts, melon seeds, etc. In the dry fruit processing industry, the dry fruit as the initial raw material can be mixed with some impurities such as hair, fiber fragments and the like in the picking process and needs to be separated, in the prior art, an electrostatic separator is usually fixed above a vibrating screen, the dry fruit is screened while the impurities such as hair, fiber fragments and the like are subjected to electrostatic separation, in the electrostatic separation process, the electrostatic separator needs to be close to the upper surface of the dry fruit to achieve a good adsorption effect, but due to the fact that the distance between the electrostatic separator and the vibrating screen is too close, when the screen plate of the vibrating screen can be cleaned or replaced, the electrostatic separator is very inconvenient. On the other hand, the distance between the electrostatic separator and the dried fruits varies depending on the quality, size and kind of the dried fruits, and it is necessary to adaptively adjust the height of the electrostatic separator so as to improve the efficiency of electrostatically capturing impurities.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for an adjustable electrostatic separation device with convenient maintenance and improved separation efficiency.

An adjustable electrostatic separation device comprises a rack, an electrostatic separator and a vibrating screen, wherein the vibrating screen is arranged on the rack in parallel, the electrostatic separator is arranged right above the vibrating screen in parallel, and the height of the electrostatic separator can be adjusted in a lifting mode so as to adjust the distance between the lower end of the electrostatic separator and the upper surface of the vibrating screen.

Preferably, the electrostatic separator comprises an electrostatic cover with an opening at the lower end, a plurality of electrostatic rollers and a height adjusting device, the electrostatic cover is arranged right above the vibrating screen in parallel, the electrostatic rollers are arranged at the lower end of the electrostatic cover in parallel and are opposite to the vibrating screen, and the height adjusting device is arranged at the upper end of the electrostatic cover and is movably connected with the top of the rack so as to install the electrostatic cover at the top of the rack and drive the electrostatic cover to lift.

Preferably, the height adjusting device comprises four screw rods, four adjusting shaft seats and a driving device, the four screw rods are respectively and vertically arranged at four corners of the upper end of the static cover, the four adjusting shaft seats are respectively arranged at four corners of the top of the frame and correspond to the screw rods, each adjusting shaft seat is provided with a screw sleeve, the screw sleeves and the adjusting shaft seats are coaxially arranged and can rotate relatively, the outer rings of the screw sleeves are provided with transmission gears, the lower ends of the screw rods are fixedly connected with the static cover, the upper ends of the screw rods penetrate through the top of the frame and are in threaded fit connection with the screw sleeves, and the driving device simultaneously drives the screw sleeves on the four adjusting shaft seats to synchronously rotate in the same direction so as to enable the four screw rods to synchronously move upwards or downwards to drive the static cover to perform up-and-down adjustment.

Preferably, the driving device comprises a driving machine and a transmission chain, the driving machine is arranged on one side of the rack, a driving gear is arranged on an output shaft of the driving machine, the transmission chain is annularly linked with the driving gear of the driving machine around transmission gears on the four adjusting shaft seats, and the driving chain is driven by the driving machine to move so as to drive the screw sleeves on the four adjusting shaft seats to synchronously and synchronously rotate.

Preferably, the upper end of frame still is provided with the negative pressure exhaust pipe, the inner chamber intercommunication of negative pressure exhaust pipe and static cover to carry out the negative pressure to the impurity of adsorbing on the static roller and take out.

Preferably, the negative pressure exhaust pipe is provided with a connecting telescopic pipe, one end of the connecting telescopic pipe is communicated with the inner cavity of the electrostatic cover, and the other end of the connecting telescopic pipe is communicated with the negative pressure exhaust pipe.

Preferably, a dust hood is arranged above the feeding end of the vibrating screen, a negative pressure branch pipe is arranged at the upper end of the dust hood and communicated with a negative pressure exhaust pipe, and negative pressure is conducted to extract and exhaust dust.

The utility model adopts the above technical scheme, its beneficial effect lies in: through adjusting the distance between the lower extreme of electrostatic separator and the shale shaker upper surface to increase electrostatic absorption hair and fibre piece's efficiency, simultaneously, when clearing up, maintaining or changing the sieve to the shale shaker, the electrostatic separator can be raised, the maintenance space is vacated, makes to maintain and clears up convenient and fast more.

Drawings

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

Fig. 2 is a schematic front view of the structure of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the present invention.

Fig. 5 is a schematic view of another perspective structure of the present invention.

Fig. 6 is a schematic structural view of the cross section A-A of fig. 1.

Fig. 7 is a perspective view of the structure of fig. 2 taken along the line B-B.

Fig. 8 is a partial structural schematic view of the height adjusting device.

In the figure: the device comprises a frame 10, an electrostatic separator 20, an electrostatic cover 201, an electrostatic roller 202, a height adjusting device 203, a screw rod 2031, an adjusting shaft seat 2032, a driving device 2033, a screw sleeve 2034, a transmission gear 2035, a driving machine 20331, a transmission chain 20332, a driving gear 20333, a vibrating screen 30, a negative pressure exhaust pipe 40, a connecting telescopic pipe 41, a material conveying device 50, a dust collecting cover 60 and a negative pressure branch pipe 61.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Referring to fig. 1 to 3, an embodiment of the present invention provides an adjustable electrostatic separation device, including a frame 10, an electrostatic separator 20, and a vibrating screen 30, wherein the vibrating screen 30 is disposed on the frame 10 in parallel, the electrostatic separator 20 is disposed directly above the vibrating screen 30 in parallel, and a height of the electrostatic separator 20 can be adjusted by lifting, so as to adjust a distance between a lower end of the electrostatic separator 20 and an upper surface of the vibrating screen 30, so as to perform electrostatic separation and impurity removal on materials on the vibrating screen 30.

Specifically, the electrostatic separator 20 is an electrostatic hair separator capable of adsorbing slight impurities such as hair and fine fibers mixed in the dried fruit product, the vibrating screen 30 is a linear vibrating screen with an opening at the upper end, a material conveying device 50 is erected at the feeding end of the vibrating screen 30, the dried fruits are conveyed to the vibrating screen 30 through the material conveying device 50, the electrostatic separator 20 is erected right above the vibrating screen 30 in parallel, and can be lifted up and down to adjust the distance between the lower end of the electrostatic separator 20 and the upper surface of the vibrating screen 30, according to the quality, the size and the variety of the dried fruits, the height of the electrostatic separator 20 is adaptively adjusted, so that the efficiency of electrostatically capturing impurities is improved, when the vibrating screen 30 is cleaned or maintained, the electrostatic separator 20 can be lifted upwards to make the maintenance space free, so that the maintenance, the replacement and the cleaning are more convenient and faster.

Referring to fig. 2, 6 and 7, further, the electrostatic separator 20 includes an electrostatic cover 201 with an opening at a lower end, electrostatic rollers 202 and a height adjusting device 203, the electrostatic cover 201 is disposed in parallel over the vibrating screen 30, the electrostatic rollers 202 are disposed in a parallel array at the lower end of the electrostatic cover 201 and directly face the screen plate of the vibrating screen 30, the height adjusting device 203 is disposed at the upper end of the electrostatic cover 201 and movably connected to the top of the frame 10, so as to mount the electrostatic cover 201 on the top of the frame 10 and drive the electrostatic cover 201 to move up and down to adjust the distance between the lower end of the electrostatic separator 20 and the upper surface of the vibrating screen 30, when maintenance or cleaning of the screen plate is required, the electrostatic separator 20 is lifted up to make a space for maintenance and cleaning, when separation and impurity removal of dried fruits are required, the electrostatic separator 20 is lowered and close to the screen plate of the vibrating screen 30, so that the adsorption efficiency of the electrostatic separator 20 is increased.

Referring to fig. 2 to 5, further, the height adjusting device 203 includes four lead screws 2031, four adjusting shaft seats 2032 and a driving device 2033, the four lead screws 2031 are respectively and vertically disposed at four corners of the upper end of the electrostatic cover 201, the four adjusting shaft seats 2032 are respectively disposed at four corners of the top of the frame 10 and are disposed corresponding to the lead screws 2031, each adjusting shaft seat 2032 is provided with a screw sleeve 2034, the screw sleeve 2034 and the adjusting shaft seat 2032 are coaxially disposed and can rotate relatively, an inner ring of the screw sleeve 2034 is provided with an inner thread matching with the lead screw 2031, an outer ring of the screw sleeve 2034 is provided with a transmission gear 2035, a lower end of the lead screw 2031 is fixedly connected with the electrostatic cover 201, an upper end of the lead screw 2031 passes through the top of the frame 10 and is connected with the screw sleeve 2034 in a screw fit manner, the driving device 20331 simultaneously drives the screw sleeves 2034 on the four adjusting shaft seats 2 to rotate synchronously and in the same direction, so that the four lead screws 2031 move up or down synchronously to drive the electrostatic cover 201 to adjust up and down.

Referring to fig. 3, 4 and 8, further, the driving device 2033 includes a driver 20331 and a transmission chain 20332, the driver 20331 is a stepping motor, the driver 20331 is disposed on one side of the frame 10, a driving gear 20333 is disposed on an output shaft of the driver 20331, the transmission chain 20332 is annularly linked around the transmission gears 2035 on the four adjusting shaft seats 2032 and the driving gear 20333 of the driver 20331, so that the driver 20331 and the transmission gears 2035 on the four adjusting shaft seats 2032 are synchronously linked, the driver 20331 drives the transmission chain 20332 to drive the thread sleeves 2034 on the four adjusting shaft seats 2032 to synchronously and simultaneously rotate, and the four screw rods 2031 is driven to synchronously move up or down by the thread sleeves 2034 to drive the electrostatic cover 201 to adjust up and down; when the driving screw 2034 is rotated forward, the driving screw 2031 moves upward to raise the electrostatic charge shield 201 upward, and when the driving screw 2034 is rotated backward, the driving screw 2031 moves downward to lower the electrostatic charge shield 201 downward.

Referring to fig. 2 and 4, further, a negative pressure exhaust duct 40 is further disposed at the upper end of the frame 10, the negative pressure exhaust duct 40 is communicated with the inner cavity of the electrostatic cover 201, and the other end of the negative pressure exhaust duct is connected to an induced draft fan or a negative pressure exhaust device for sucking, so as to perform negative pressure extraction on the impurities adsorbed on the electrostatic roller 202; meanwhile, the dust collector also has the functions of collecting dust and discharging dust, and can extract and separate the dust generated in the separation process.

Referring to fig. 2 or 4, further, a connection extension tube 41 is disposed on the negative pressure exhaust duct 40, one end of the connection extension tube 41 is communicated with an inner cavity of the electrostatic cover 201, the other end is communicated with the negative pressure exhaust duct 40, the connection extension tube 41 is a corrugated tube or a sleeve tube, and the electrostatic cover 201 can perform a telescopic motion along with the electrostatic cover 201 when performing a height adjustment.

Referring to fig. 2 or 5, further, a dust hood 60 is disposed above the feed end of the vibrating screen 30, a negative pressure branch pipe 61 is disposed at the upper end of the dust hood 60, and the negative pressure branch pipe 61 is communicated with the negative pressure exhaust duct 40 to perform negative pressure extraction and dust exhaust; when the material conveying device 50 conveys the dry fruits to the vibrating screen 30, light impurities such as dust, scraps and the like in the dry fruits can float outwards, and the dry fruits entering the vibrating screen 30 can be pre-dedusted through the dust hood 60, so that pollution is reduced, and separation efficiency is improved.

This device is at the screening in-process, through the distance between the lower extreme of adjusting electrostatic separator 20 and the shale shaker 30 upper surface to increase electrostatic absorption hair and fibre piece's efficiency, simultaneously, when clearing up and maintaining shale shaker 30, can rise electrostatic separator 20, vacate and maintain the space, make maintenance and clearance convenient and fast more.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (7)

1. An adjustable electrostatic separation device, its characterized in that: the electrostatic separator comprises a rack, an electrostatic separator and a vibrating screen, wherein the vibrating screen is arranged on the rack in parallel, the electrostatic separator is arranged right above the vibrating screen in parallel, and the height of the electrostatic separator can be adjusted in a lifting mode so as to adjust the distance between the lower end of the electrostatic separator and the upper surface of the vibrating screen.

2. The adjustable electrostatic separation apparatus of claim 1, wherein: the electrostatic separator comprises an electrostatic cover with an opening at the lower end, an electrostatic roller and a height adjusting device, the electrostatic cover is arranged right above the vibrating screen in parallel, the electrostatic roller is a plurality of, the electrostatic roller is arranged at the lower end of the electrostatic cover in parallel and is right opposite to the vibrating screen, the height adjusting device is arranged at the upper end of the electrostatic cover and is movably connected with the top of the rack, so that the electrostatic cover is arranged at the top of the rack and can be driven to lift.

3. The adjustable electrostatic separation apparatus of claim 2, wherein: the height adjusting device comprises four screw rods, adjusting shaft seats and a driving device, the four screw rods are vertically arranged at four corners of the upper end of the static cover respectively, the four adjusting shaft seats are arranged at the four corners of the top of the frame respectively and correspond to the screw rods, each adjusting shaft seat is provided with a screw sleeve, the screw sleeves and the adjusting shaft seats are coaxially arranged and can rotate relatively, the outer rings of the screw sleeves are provided with transmission gears, the lower ends of the screw rods are fixedly connected with the static cover, the upper ends of the screw rods penetrate through the top of the frame and are in threaded fit connection with the screw sleeves, and the driving device drives the screw sleeves on the four adjusting shaft seats to synchronously rotate in the same direction, so that the four screw rods synchronously move upwards or downwards to drive the static cover to adjust upwards and downwards.

4. The adjustable electrostatic separation apparatus of claim 3, wherein: the driving device comprises a driving machine and a transmission chain, the driving machine is arranged on one side of the rack, a driving gear is arranged on an output shaft of the driving machine, the transmission chain is annularly connected with the driving gear of the driving machine around the transmission gears on the four adjusting shaft seats, and the transmission chain is driven to move by the driving machine so as to drive the screw sleeves on the four adjusting shaft seats to synchronously rotate in the same direction.

5. The adjustable electrostatic separation apparatus of claim 2, wherein: the upper end of frame still is provided with the negative pressure exhaust pipe, the inner chamber intercommunication of negative pressure exhaust pipe and static cover to carry out the negative pressure to the adsorbed impurity on the static roller and take out from.

6. The adjustable electrostatic separation device of claim 5, wherein: the negative pressure exhaust pipe is provided with a connecting telescopic pipe, one end of the connecting telescopic pipe is communicated with the inner cavity of the static cover, and the other end of the connecting telescopic pipe is communicated with the negative pressure exhaust pipe.

7. The adjustable electrostatic separation apparatus of claim 5, wherein: a dust hood is arranged above the feeding end of the vibrating screen, a negative pressure branch pipe is arranged at the upper end of the dust hood and communicated with a negative pressure exhaust pipe, and negative pressure is conducted to extract and exhaust dust.

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