CN219702029U

CN219702029U - Cement grinding double-closed-circuit powder selecting device

Info

Publication number: CN219702029U
Application number: CN202321013331.XU
Authority: CN
Inventors: 徐磊; 朱其川; 徐红涛; 汪红芍; 刘森; 闫青
Original assignee: Henan Zhonglian Energy Saving Engineering Co ltd
Current assignee: Henan Zhonglian Energy Saving Engineering Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-09-19
Anticipated expiration: 2033-04-28

Abstract

The utility model relates to the technical field of cement processing, in particular to a cement grinding double-closed-circuit powder selecting device, which comprises a device main body, wherein the top of the device main body is provided with a feeding bin, one side of an output end of a driving motor, which is positioned at the feeding bin, is connected with a driving gear through a driving rod, a first grinding roller is arranged at one side of the driving rod, which is far away from the driving motor, and is positioned in the feeding bin, a cleaning brush is arranged in the first driven gear and is positioned in the feeding bin, a second grinding roller is arranged at one side of the second driven gear and is positioned in the feeding bin, a filter screen is arranged in the feeding bin and is positioned below the second grinding roller, and a cleaning assembly capable of effectively avoiding blocking is arranged at the bottom of the filter screen.

Description

Cement grinding double-closed-circuit powder selecting device

Technical Field

The utility model relates to the technical field of cement processing, in particular to a cement grinding double-closed-circuit powder selecting device.

Background

The cement is a powdered hydraulic inorganic cementing material, which is slurried after being added with water and stirred, can be hardened in air or water, can firmly bond sand, stone and other materials together, and needs to use powder selecting equipment when processing cement powder, and the powder selecting machine belongs to static graded scattering equipment, thus being widely applied to coal mills, raw materials unloading and drying mills and cement mill systems in novel dry cement production lines.

According to the utility model, the cement grinding double-closed-circuit powder selecting device disclosed by the published authority publication No. CN 218308143U comprises a powder device body, wherein the top of the powder selecting device body is fixedly connected with a feeding bin and a supporting block respectively, the top of the supporting block is fixedly connected with a driving motor, an output shaft of the driving motor is fixedly connected with a driving shaft through a coupling, and the outer wall of the driving shaft is fixedly connected with a driving gear.

Although the cement grinding double-closed-circuit powder selecting device solves the problems in the background technology, the following problems still exist: preliminary screening is carried out to cement portion through setting up the filter to further avoid cement powder caking to lead to influencing and select powder work, but in the in-service use process, the filter screen takes place to block up easily after using a period, if not handled, influences follow-up screening work easily.

Disclosure of Invention

The utility model aims to provide a cement grinding double-closed-circuit powder selecting device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a cement grinding double closed circuit selects powder device, includes the device main part, device main part top is provided with the feeding storehouse, device main part top just is located feeding storehouse one side and is provided with the supporting shoe, driving motor is installed at the supporting shoe top, driving motor output just is located feeding storehouse one side and is connected with the driving gear through the actuating lever, just the actuating lever keeps away from driving motor one side and is located feeding storehouse inside and be provided with first grinding roller, feeding storehouse one side just is located driving gear below and installs first driven gear through gear engagement, first driven gear inside just is located feeding storehouse internally connected and installs the clearance brush, feeding storehouse one side just is located first driven gear below and installs second driven gear through gear engagement, second driven gear one side just is located feeding storehouse internally connected and installs second grinding roller, feeding storehouse inside just is located second grinding roller below and is provided with the filter screen, just the filter screen bottom is provided with the clearance subassembly that can effectively avoid the jam;

the cleaning assembly comprises a double-shaft motor arranged on one side of a feeding bin, a first screw rod is arranged on one side of the double-shaft motor and is positioned in the feeding bin in an internal connection mode, a driving wheel is arranged on one side, far away from the first screw rod, of the double-shaft motor through a connecting rod in a connecting mode, a second screw rod is arranged on one side, far away from the first screw rod, of the feeding bin in an internal mode, one end, close to the driving wheel, of the second screw rod is provided with a driven wheel, a driving belt is arranged between the driving wheel and the driven wheel, sliding sleeves are arranged on the outer sides of the first screw rod and the second screw rod through threaded connection, and cleaning brushes are arranged on the tops of the sliding sleeves through installation rod connection.

As a preferable scheme of the utility model, the first screw rod and the second screw rod are both rotatably connected in the feeding bin through bearings.

As a preferable scheme of the utility model, the shapes of the cleaning hairbrush and the filter screen are matched with each other, and the cleaning hairbrush and the filter screen are mutually attached.

As a preferable scheme of the utility model, the second grinding roller and the filter screen form a rotating structure.

As a preferred scheme of the utility model, two first grinding rollers are arranged, and the two first grinding rollers are matched with each other.

As a preferable scheme of the utility model, the cleaning brush is mutually attached to one side of the first grinding roller and one side of the second grinding roller.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the cleaning assembly is arranged in the cement grinding double-closed-circuit powder selecting device, so that in the actual use process, a worker controls the starting of the double-shaft motor, the double-shaft motor drives the first screw to rotate and simultaneously drives the driving wheel to rotate, and the driven wheel and the second screw are driven to rotate under the action of the driving belt, so that the sliding sleeve can be driven to slide left and right outside the first screw and the second screw, namely the cleaning brush can be driven to slide back and forth at the bottom of the filter screen, the filter screen can be cleaned, the filter screen is effectively prevented from being blocked, the cement grinding double-closed-circuit powder selecting device can conveniently and effectively clean the filter assembly in time, the phenomenon that the filter assembly is blocked after the cement grinding double-closed-circuit powder selecting device is used for a period of time is avoided, and the continuous screening operation is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the present utility model;

FIG. 3 is a schematic diagram of the internal structure of the feed bin of the utility model;

FIG. 4 is a top view of the internal structure of the feed bin of the utility model.

In the figure: 1. a device body; 101. a feeding bin; 102. a support block; 103. a driving motor; 104. a driving rod; 105. a first grinding roller; 106. cleaning brushes; 107. a second grinding roller; 108. a drive gear; 109. a first driven gear; 110. a second driven gear; 111. a filter screen; 2. cleaning the assembly; 201. a biaxial motor; 202. a first screw; 203. a sliding sleeve; 204. a mounting rod; 205. a driving wheel; 206. a transmission belt; 207. driven wheel; 208. a second screw; 209. cleaning the hairbrush.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a cement grinding double closed circuit selects whitewashed device, including device main part 1, device main part 1 top is provided with feeding storehouse 101, device main part 1 top just is located feeding storehouse 101 one side and is provided with supporting shoe 102, driving motor 103 is installed at the supporting shoe 102 top, driving motor 103 output just is located feeding storehouse 101 one side and is connected with driving gear 108 through actuating lever 104, and driving lever 104 keeps away from one side of driving motor 103 and is located feeding storehouse 101 inside and be provided with first grinding roller 105, feeding storehouse 101 one side just is located driving gear 108 below and installs first driven gear 109 through gear engagement, first driven gear 109 is inside and be located feeding storehouse 101 internally connected and install cleaning brush 106, feeding storehouse 101 one side just is located first driven gear 109 below and installs second driven gear 110 through gear engagement, second driven gear 110 one side just is located feeding storehouse 101 internally connected and installs second grinding roller 107, feeding storehouse 101 inside just is located second grinding roller 107 below and is provided with filter screen 111, and filter screen 111 bottom is provided with the clearance subassembly 2 that can effectively avoid blocking.

Specifically, the cleaning assembly 2 includes the biax motor 201 of installing in feeding storehouse 101 one side, biax motor 201 one side just is located feeding storehouse 101 internally mounted and installs first screw rod 202, biax motor 201 keeps away from one side of first screw rod 202 and installs action wheel 205 through the connecting rod connection, one side that feeding storehouse 101 is inside to keep away from first screw rod 202 is provided with second screw rod 208, the one end that second screw rod 208 is close to action wheel 205 is provided with from driving wheel 207, and be provided with drive belt 206 between action wheel 205 and the driving wheel 207, sliding sleeve 203 is all installed through threaded connection in the first screw rod 202 and the second screw rod 208 outside, cleaning brush 209 is installed through the installation pole 204 connection at the sliding sleeve 203 top, first screw rod 202 and second screw rod 208 are all through bearing internal rotation connection in storehouse 101, control starts biax motor 201 and starts, biax motor 201 drives first screw rod 202 and rotates, simultaneously drive action wheel 205 rotates, drive from driving wheel 207 and second screw rod 208 rotate under the effect of drive belt 206, thereby can drive and clear up the sliding sleeve 203 and make a round trip to slide in 111 bottom 111, and further can effectively avoid the filter screen 111 to block up.

Further, the shapes of the cleaning hairbrush 209 and the filter screen 111 are matched with each other, and the cleaning hairbrush 209 and the filter screen 111 are mutually attached, so that the filter screen 111 can be cleaned in the process of moving the cleaning hairbrush 209 back and forth, the filter screen 111 can be cleaned, and the filter screen 111 can be ensured to work continuously.

Further, the second grinding roller 107 and the filter screen 111 form a rotating structure, the first grinding roller 105 is provided with two, the two first grinding rollers 105 are matched with each other, the cleaning brush 106 is mutually attached to one side of the first grinding roller 105 and one side of the second grinding roller 107, the driving motor 103 controls the driving rod 104 to drive the driving gear 108 and the first grinding roller 105 to rotate, the two first grinding rollers 105 rotate in opposite directions, so that the first grinding roller 105 grinds the agglomerated cement powder, meanwhile, the driving gear 108 drives the first driven gear 109 to rotate, the first driven gear 109 drives the cleaning brush 106 to rotate, the cleaning brush 106 cleans the first grinding roller 105, and meanwhile, the first driven gear 109 drives the second driven gear 110 to rotate, so that the second driven gear 110 drives the second grinding roller 107 to rotate, and the second grinding roller 107 grinds the cement powder on the top of the filter screen 111 further.

The working flow of the utility model is as follows: when the cement grinding double-closed-circuit powder selecting device is used, the driving motor 103 is controlled to be started firstly, the driving motor 103 controls the driving rod 104 to drive the driving gear 108 and the first grinding rollers 105 to rotate, and the two first grinding rollers 105 rotate in opposite directions, so that the first grinding rollers 105 grind the caked cement powder, meanwhile, the driving gear 108 drives the first driven gear 109 to rotate, the first driven gear 109 drives the cleaning brush 106 to rotate, the cleaning brush 106 cleans the first grinding rollers 105, meanwhile, the first driven gear 109 drives the second driven gear 110 to rotate, the second driven gear 110 drives the second grinding rollers 107 to rotate, the second grinding rollers 107 further grind the cement powder at the top of the filter screen 111, the condition that caked cement powder leaks after preliminary grinding is avoided, and at the moment, the cleaning brush 106 synchronously cleans the outer wall of the second grinding rollers 107, in the process, the worker controls the starting motor 201 to start, the double-shaft motor 201 drives the first screw 202 to rotate, simultaneously drives the driving wheel 205 to rotate, and drives the driven wheel 207 and the second screw 208 to rotate, and the second screw 202 is driven by the driving wheel 206 and the second screw 202 to slide on the left side and the right side of the second screw to slide to the second screw 111, and the filter screen 111 can be cleaned by the left side of the filter screen 111.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cement grinding double closed circuit selects whitewashed device, includes device main part (1), its characterized in that: the device comprises a device body (1), wherein a feeding bin (101) is arranged at the top of the device body (1), a supporting block (102) is arranged on one side of the feeding bin (101), a driving motor (103) is arranged at the top of the supporting block (102), a driving gear (108) is connected to one side of the feeding bin (101) through a driving rod (104), a first grinding roller (105) is arranged on one side of the driving rod (104) away from the driving motor (103) and inside the feeding bin (101), a first driven gear (109) is arranged on one side of the feeding bin (101) and below the driving gear (108) through gear engagement, a cleaning brush (106) is arranged inside the first driven gear (109) and inside the feeding bin (101) through gear engagement, a second driven gear (110) is arranged below the feeding bin (101), a second grinding roller (107) is arranged on one side of the driving rod (104) and inside the feeding bin (101), and a filter screen (111) is prevented from being blocked by the filter screen (111), and the filter screen (111) can be effectively arranged below the filter screen (111);

the cleaning assembly (2) comprises a double-shaft motor (201) arranged on one side of a feeding bin (101), a first screw (202) is arranged on one side of the double-shaft motor (201) and located in the feeding bin (101) in a connecting mode, a driving wheel (205) is arranged on one side, far away from the first screw (202), of the double-shaft motor (201) through a connecting rod in a connecting mode, a second screw (208) is arranged on one side, far away from the first screw (202), of the feeding bin (101), one end, close to the driving wheel (205), of the second screw (208) is provided with a driven wheel (207), a driving belt (206) is arranged between the driving wheel (205) and the driven wheel (207), a sliding sleeve (203) is arranged on the outer side of the first screw (202) and the outer side of the second screw (208) through threaded connection, and a cleaning brush (209) is arranged on the top of the sliding sleeve (203) through a mounting rod (204) in a connecting mode.

2. The cement grinding double closed circuit powder selecting device according to claim 1, wherein: the first screw (202) and the second screw (208) are rotatably connected in the feeding bin (101) through bearings.

3. The cement grinding double closed circuit powder selecting device according to claim 1, wherein: the cleaning brush (209) is matched with the filter screen (111) in shape, and the cleaning brush (209) is mutually attached to the filter screen (111).

4. The cement grinding double closed circuit powder selecting device according to claim 1, wherein: the second grinding roller (107) and the filter screen (111) form a rotating structure.

5. The cement grinding double closed circuit powder selecting device according to claim 1, wherein: the number of the first grinding rollers (105) is two, and the two first grinding rollers (105) are matched with each other.

6. The cement grinding double closed circuit powder selecting device according to claim 1, wherein: the cleaning brush (106) is mutually attached to one side of the first grinding roller (105) and one side of the second grinding roller (107).