CN203108622U - Automatic rejecting device for failed grinding bodies in ball grinder - Google Patents

Automatic rejecting device for failed grinding bodies in ball grinder Download PDF

Info

Publication number
CN203108622U
CN203108622U CN 201320064654 CN201320064654U CN203108622U CN 203108622 U CN203108622 U CN 203108622U CN 201320064654 CN201320064654 CN 201320064654 CN 201320064654 U CN201320064654 U CN 201320064654U CN 203108622 U CN203108622 U CN 203108622U
Authority
CN
China
Prior art keywords
ball
ball mill
inefficacy
taper pipe
abrasive body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 201320064654
Other languages
Chinese (zh)
Inventor
崔栋刚
綦岩
田程涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XI'AN IBL TECHNOLOGY DEVELOPMENT Co Ltd
Original Assignee
XI'AN IBL TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by XI'AN IBL TECHNOLOGY DEVELOPMENT Co Ltd filed Critical XI'AN IBL TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN 201320064654 priority Critical patent/CN203108622U/en
Application granted granted Critical
Publication of CN203108622U publication Critical patent/CN203108622U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Crushing And Grinding (AREA)

Abstract

The utility model discloses an automatic rejecting device for failed grinding bodies in a ball grinder. The automatic rejecting device comprises a discharge end cover on a coal pulverizer cylinder body, wherein a sieve lining plate is arranged between the cylinder wall of the coal pulverizer cylinder body and the side wall of the discharge end cover; a flow-in passage is arranged between the sieve lining plate and the side wall of the discharge end cover; a spiral pipe body is arranged along the inner cavity at the open end of the discharge end cover; a double-helix taper pipe is arranged in the inner cavity of the spiral pipe; a discharge hopper is arranged in a position corresponding to the outlet end of the double-helix taper pipe and the end opening of the discharge end cover; a ball receiving device is arranged at upper part of the discharge hopper and corresponds to the pipe wall of the double-helix taper pipe; a ball receiving box under the ball receiving device is connected with the ball receiving device; and an auxiliary ball guide pipe is arranged at the bottom of the discharge hopper and connected with the ball receiving box. The automatic rejecting device can reduce the phenomenon that a gap of the lining plate of the ball grinder is blocked by the failed grinding bodies, is simple in structure, convenient to mount and low in cost, can automatically reject the failed grinding bodies, alleviates labor intensity, and improves work environment and the efficiency of the ball grinder.

Description

The automatic device for eliminating of ball mill inefficacy abrasive body
Technical field
The utility model relates to grinding machine, is specifically related to the automatic device for eliminating of abrasive body that lost efficacy in a kind of ball mill.
Background technology
Ball mill is a kind of low speed milling equipment, rotating speed is between 16 ~ 25 rev/mins, the abrasive body that the ball mill barrel that slowly runs drives in the tube rotates together, after abrasive body turns to certain altitude with cylindrical shell, under the effect of abrasive body deadweight, drop, treat grind materials and clash into, in the abrasive body rolling process material between the abrasive body is pushed, grinds.Ball mill is after operation a period of time, owing to reach bump, extruding between abrasive body and the liner plate between abrasive body and material, the abrasive body, the abrasive body wearing and tearing diminish, when the abrasive body volume is little after to a certain degree, just lost abrasive action, along with the ball mill prolongation of running time, the abrasive body that lost efficacy is constantly assembled in ball mill, cause ball mill grinding function to reduce, exerting oneself reduces, and energy consumption increases.When ball mill exert oneself be reduced to a certain degree after, just must stop mill maintenance, screen out the inefficacy abrasive body.
At present, domestic grinding industry shave except the inefficacy abrasive body all be to adopt to stop opening the ball mill hand-hole behind the mill, abrasive body is poured out, screen out the inefficacy abrasive body with artificial method for screening, this mode exists labour intensity big, the with serious pollution defective of working environment.For the ball mill that non-bolt self-locking liner plate is installed, can only will open the mill door behind the stop of ball grinder earlier, after disintegrating in latter gateway, just can pour out the abrasive body screening, equally also there is the big defective of labour intensity in this mode.
The utility model content
In order to solve the problem of coal pulverizer chute blockage, the purpose of this utility model provides the automatic device for eliminating of a kind of ball mill inefficacy abrasive body, and this device can reduce inefficacy abrasive body jam ball grinding machine lining board slit, its structure tube list, and easy for installation, cost is low; When ball mill normally moves, can reject the inefficacy abrasive body automatically; Alleviate labor strength, improved working environment, improved the efficient of ball mill.
The purpose of this utility model realizes by following technical proposals.
The automatic device for eliminating of a kind of ball mill inefficacy abrasive body comprises that one places the discharging end cap on the coal pulverizer cylindrical shell, is provided with the sieve aperture liner plate between coal pulverizer cylindrical shell barrel and discharging end cap sidewall, is provided with internal flow channel between sieve aperture liner plate and the discharging end cap sidewall; Be provided with the helix tube body along described discharge end cover gab end inner chamber, be provided with the double helix Taper Pipe along the helix tube chamber body, the corresponding double helix Taper Pipe port of export, discharging end cap port are provided with a discharge bucket; Be positioned at top and the corresponding ball-receiver that is provided with double helix Taper Pipe tube wall of discharge bucket, described ball-receiver links to each other with the receipts ball case of its below; Also be provided with an auxiliary bulb of leading along the bottom of described discharge bucket, describedly auxiliaryly lead bulb and link to each other with described receipts ball case.
Further, described sieve aperture liner plate is provided with a plurality of bar holes, and its a plurality of bar holes are trapezoidal shape, and the wide openend of trapezoidal shape bar hole is in the internal flow channel side, and the narrow opening end of trapezoidal shape bar hole is in coal pulverizer cylindrical shell side.
Further, be equipped with flight on the described double helix Taper Pipe inside and outside wall, be provided with a plurality of outlets at the port of export circumference of double helix Taper Pipe.
Further, be provided with helical duct between described double helix Taper Pipe and the helix tube body, the port of export of helical duct and the top of ball-receiver join.
Further, described ball-receiver top is the funnel-form of 33 °~38 ° awl mouths, and the bottom is tubulose, and ball-receiver becomes 55 °~80 ° angles along ball mill barrel port of export horizontal line.
Further, the described bulb of leading is provided with inspection door.
Further, described auxiliary leading is equipped with slide valve on the bulb.
Compared with prior art, the utlity model has structure tube list, easy for installation, the characteristics that cost is low.When ball mill normally moves, can reject the inefficacy abrasive body automatically, alleviated labor strength, improved working environment, improved the ability that ball mill is exerted oneself.And can reduce inefficacy abrasive body jam ball grinding machine lining board slit and the phenomenon that causes liner plate to break, and improved the proportioning of abrasive body in the ball mill, improved ball mill and exerted oneself.This device can be widely used in the various ball mills.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Among the figure: 1-sieve aperture liner plate; 2-helix tube body; 3-double helix Taper Pipe; The 4-discharge bucket; The 5-ball-receiver; 6-leads bulb; The 7-inspection door; 8-steel first bolt; 9-discharging end cap; 10-receives the ball case; The 11-flight; The 12-slide valve; The auxiliary bulb of leading of 13-; 14-coal pulverizer cylindrical shell; The 15-internal flow channel.
The specific embodiment
Below in conjunction with specific embodiment the utility model is described in further details.
As shown in Figure 1, the automatic device for eliminating of this ball mill inefficacy abrasive body, comprise that one places the discharging end cap 9 on the coal pulverizer cylindrical shell 14, wherein, between coal pulverizer cylindrical shell 14 barrels and discharging end cap 9 sidewalls, be provided with sieve aperture liner plate 1, discharging end cap 9 is connected by steel first bolt 8 with sieve aperture liner plate 1, is provided with the internal flow channel 15 that can make the inefficacy abrasive body current between sieve aperture liner plate 1 and discharging end cap 9 sidewalls; Sieve aperture liner plate 1 is provided with a plurality of bar holes, and its a plurality of bar holes are trapezoidal shape, and the wide openend of trapezoidal shape bar hole is in internal flow channel 15 sides, and the narrow opening end of trapezoidal shape bar hole is in coal pulverizer cylindrical shell 14 sides.Be provided with helix tube body 2 along discharging end cap 9 openend inner chambers, be provided with double helix Taper Pipe 3 along helix tube body 2 inner chambers, be equipped with flight 11 on double helix Taper Pipe 3 inside and outside walls, be provided with a plurality of outlets at the port of export circumference of double helix Taper Pipe 3, the abrasive body of inefficacy exports radially thus and dishes out.Corresponding double helix Taper Pipe 3 ports of export, discharging end cap 9 ports are provided with a discharge bucket 4; Be positioned at top and the corresponding ball-receiver 5 that is provided with double helix Taper Pipe 3 tube walls of discharge bucket 4, ball-receiver 5 links to each other with the receipts ball case 10 of its below; Bottom along discharge bucket 4 also is provided with an auxiliary bulb 13 of leading, and the described auxiliary bulb 13 of leading links to each other with receipts ball case 10.
Wherein, be provided with helical duct between double helix Taper Pipe 3 and the helix tube body 2, the top of the port of export of helical duct and ball-receiver 5 joins.Ball-receiver 5 tops are the funnel shaped of 33 °~38 ° awl mouths, and the bottom is tubulose, and ball-receiver 5 becomes 55 ° ~ 80 ° angle settings along ball mill barrel 14 port of export horizontal lines.Be provided with inspection door 7 leading bulb 6, and lead bulb 13 slide valve 12 is installed auxiliary.
Operation principle of the present utility model is: ball mill is after operation a period of time, in material and ball mill under the double action of hot blast, the abrasive body that lost efficacy flows and is deposited in the ball mill port of export, when rotating, ball mill drives the motion of inefficacy abrasive body, by the bar hole on the sieve aperture liner plate 1, enter the internal flow channel 15 at sieve aperture liner plate 1 rear portion, under the effect that ball mill rotates, rise to the ball mill top, effect in deadweight falls in the passage between double helix Taper Pipe 3 and the helix tube body 2, under the effect of helix, radially fall in the ball-receiver 5, fall in the receipts ball case 10 by leading bulb 6.Need regularly empty and receive the ball case, prevent from stopping up.Inspection door 7 uses when maintenance.
The abrasive body that lost efficacy enters liner plate rear portion internal flow channel 15 by the sieve aperture liner plate 1 of band sieve aperture, take eminence to by the ball mill rotation, rolling into continuation rolling in back between the double helix Taper Pipe body 3 under the gravity effect, fall at last in the ball-receiver 5, fall into receipts ball case 10 by leading bulb 6.
The bead that pile up corner, discharge bucket 4 lower end falls into receipts ball case 10 by the auxiliary bulb 13 of leading.Auxiliary lead bulb 13 and regularly open, by slide valve 12 gauge taps.
Above content is to further describing that the utility model is done in conjunction with concrete preferred embodiment; can not assert that the specific embodiment of the present utility model only limits to this; for the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the utility model and determine scope of patent protection by claims of submitting to.

Claims (7)

1. automatic device for eliminating of ball mill inefficacy abrasive body, comprise that one places the discharging end cap (9) on the coal pulverizer cylindrical shell (14), it is characterized in that, between coal pulverizer cylindrical shell (14) barrel and discharging end cap (9) sidewall, be provided with sieve aperture liner plate (1), be provided with internal flow channel (15) between sieve aperture liner plate (1) and discharging end cap (9) sidewall; Be provided with helix tube body (2) along described discharging end cap (9) openend inner chamber, be provided with double helix Taper Pipe (3) along helix tube body (2) inner chamber, corresponding double helix Taper Pipe (3) port of export, discharging end cap (9) port are provided with a discharge bucket (4); Be positioned at top and the corresponding ball-receiver (5) that is provided with double helix Taper Pipe (3) tube wall of discharge bucket (4), described ball-receiver (5) links to each other with the receipts ball case (10) of its below; Also be provided with an auxiliary bulb (13) of leading along the bottom of described discharge bucket (4), describedly auxiliaryly lead bulb (13) and link to each other with described receipts ball case (10).
2. the automatic device for eliminating of ball mill inefficacy abrasive body according to claim 1, it is characterized in that, described sieve aperture liner plate (1) is provided with a plurality of bar holes, its a plurality of bar holes are trapezoidal shape, the wide openend of trapezoidal shape bar hole is in internal flow channel (15) side, and the narrow opening end of trapezoidal shape bar hole is in coal pulverizer cylindrical shell (14) side.
3. the automatic device for eliminating of ball mill inefficacy abrasive body according to claim 1 is characterized in that, is equipped with flight (11) on described double helix Taper Pipe (3) inside and outside wall, is provided with a plurality of outlets at the port of export circumference of double helix Taper Pipe (3).
4. according to claim 1 or the automatic device for eliminating of 3 described ball mill inefficacy abrasive bodies, it is characterized in that be provided with helical duct between described double helix Taper Pipe (3) and the helix tube body (2), the top of the port of export of helical duct and ball-receiver (5) joins.
5. the automatic device for eliminating of ball mill inefficacy abrasive body according to claim 1, it is characterized in that, described ball-receiver (5) top is the funnel-form of 33 °~38 ° awl mouths, and the bottom is tubulose, and ball-receiver (5) becomes 55 °~80 ° angles along ball mill barrel (14) port of export horizontal line.
6. the automatic device for eliminating of ball mill inefficacy abrasive body according to claim 1 is characterized in that, the described bulb (6) of leading is provided with inspection door (7).
7. the automatic device for eliminating of ball mill inefficacy abrasive body according to claim 1 is characterized in that, described auxiliary leading is equipped with slide valve (12) on the bulb (13).
CN 201320064654 2013-02-04 2013-02-04 Automatic rejecting device for failed grinding bodies in ball grinder Expired - Lifetime CN203108622U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320064654 CN203108622U (en) 2013-02-04 2013-02-04 Automatic rejecting device for failed grinding bodies in ball grinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320064654 CN203108622U (en) 2013-02-04 2013-02-04 Automatic rejecting device for failed grinding bodies in ball grinder

Publications (1)

Publication Number Publication Date
CN203108622U true CN203108622U (en) 2013-08-07

Family

ID=48889000

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320064654 Expired - Lifetime CN203108622U (en) 2013-02-04 2013-02-04 Automatic rejecting device for failed grinding bodies in ball grinder

Country Status (1)

Country Link
CN (1) CN203108622U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107362872A (en) * 2017-08-17 2017-11-21 洛阳宇航重工科技股份有限公司 A kind of pressure for autogenous tumbling mill is adjustable discharge device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107362872A (en) * 2017-08-17 2017-11-21 洛阳宇航重工科技股份有限公司 A kind of pressure for autogenous tumbling mill is adjustable discharge device
CN107362872B (en) * 2017-08-17 2023-10-31 洛阳宇航重工科技股份有限公司 Forced adjustable discharging device for autogenous mill

Similar Documents

Publication Publication Date Title
CN104258938A (en) Tandem continuous ball mill and ball milling method
CN103801433A (en) Cylinder body rotating part structure of dry ball mill
CN205128103U (en) Broken all -in -one of selecting separately of material
CN113976210B (en) Standardized concentrated powder process production system of ceramic raw materials
CN203842644U (en) Rotating part structure of dry ball mill barrel
CN104014400A (en) Rod milling method and device
CN204247598U (en) A kind of sand-stone separator
CN201140088Y (en) Bowl mill
CN202778616U (en) Ball grinding mill applicable to garbage disposal technology
CN204933729U (en) A kind of Bed for Fine Coal centrifugal classifier of discontinuous discharge
CN203108622U (en) Automatic rejecting device for failed grinding bodies in ball grinder
CN103736573B (en) A kind of Ceramic Material grinding system
CN207307999U (en) A kind of kitchen garbage breaking pulping device
CN203370607U (en) Efficient screening pulverizer
CN105396676A (en) Calcium carbonate micro powder production device
CN206661386U (en) A kind of tealeaves reducing mechanism
CN205379936U (en) High -efficient autogenous tumbling mill
CN205903928U (en) Grog circle cone type breaker
CN209849010U (en) Cylindrical screen at ore discharge end of overflow ball mill
CN211725991U (en) Wind sweeping coal mill
CN208944251U (en) A kind of grinding mill barrel structure
CN204051793U (en) Wet type wriggling ore deposit grinding machine
CN203370609U (en) Specific pulverizer used for pulverizing aluminium oxide crust pieces
CN203635275U (en) Combined discharging grid plate
CN202427505U (en) Automatic removing device for failure grinding bodies in ball mill

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Automatic rejecting device for failed grinding bodies in ball grinder

Effective date of registration: 20191219

Granted publication date: 20130807

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd.

Registration number: Y2019990000763

PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20201209

Granted publication date: 20130807

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd.

Registration number: Y2019990000763

PC01 Cancellation of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Automatic removal device of ball mill failure grinding body

Effective date of registration: 20201209

Granted publication date: 20130807

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd.

Registration number: Y2020990001428

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20220217

Granted publication date: 20130807

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd.

Registration number: Y2020990001428

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Automatic removal device for invalid grinding body of ball mill

Effective date of registration: 20220221

Granted publication date: 20130807

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd.

Registration number: Y2022610000044

PE01 Entry into force of the registration of the contract for pledge of patent right
CX01 Expiry of patent term

Granted publication date: 20130807

CX01 Expiry of patent term
PC01 Cancellation of the registration of the contract for pledge of patent right

Granted publication date: 20130807

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI'AN IBL TECHNOLOGY DEVELOPMENT Co.,Ltd.

Registration number: Y2022610000044

PC01 Cancellation of the registration of the contract for pledge of patent right