CN212550458U

CN212550458U - Dry sand screening plant of dry-mixed mortar production

Info

Publication number: CN212550458U
Application number: CN202021248892.4U
Authority: CN
Inventors: 张红旗; 李欢; 王艳军; 张军伟; 侯家涛; 李敏杰
Original assignee: Henan Gaochuang Construction Technology Co ltd
Current assignee: Henan Gaochuang Construction Technology Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-19
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a dry sand screening plant of dry-mixed mortar production, include: a base, a filter screen and a conveyor belt; a plurality of supporting rods are connected above the base, and fixing plates are connected above the supporting rods; a filter screen is arranged on the fixing plate and is obliquely arranged; four vertex angles of the filter screen are connected with a buffer mechanism, and the other end of the buffer mechanism is connected with a moving mechanism; the moving mechanism is connected with the fixed plate; the bottom of the filter screen is provided with a vibration motor, a blanking hopper is arranged below the filter screen and connected with a fixed plate, a conveying belt is arranged below the blanking hopper and arranged on the base; through setting up moving mechanism and buffer gear and mutually supporting, when dry sand sieves, promote screening efficiency, the screening effect is better, the vibration by a wide margin of buffering filter screen, and big particle size dry sand filter effect is better, promotes productivity effect and efficiency.

Description

Dry sand screening plant of dry-mixed mortar production

Technical Field

The utility model belongs to mortar screening field especially relates to a dry sand screening plant of dry-mixed mortar production.

Background

The dry-mixed mortar is a granular or powdery material which is formed by physically mixing dry-screened aggregate, an inorganic cementing material, an additive and the like according to a certain proportion, is transported to a construction site in a bag or in bulk, and can be directly used after being mixed with water. Also known as mortar dry powder, dry mix; the dry powder mortar plays roles of bonding, lining, protection and decoration in a thin layer in the construction industry, and has extremely wide application in construction and decoration engineering.

In dry-mixed mortar production, the sand grain will pass through a lot of screening, filters and just can satisfy the operation requirement, and current dry sand screening plant will pass through different screening machines and sieve many times, and screening efficiency is low to the filter screen is because vibrating motor's effect, and the vibration range is too big, does not dispose under buffer spring's the condition, is difficult for filtering large granule dry sand, and the filtration degree of difficulty is big, and the productivity effect is low.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a dry sand screening plant of dry-mixed mortar production mutually supports through setting up moving mechanism and buffer gear, when dry sand sieves, promotes screening efficiency, and the screening effect is better, and the vibration by a wide margin of buffering filter screen, the dry sand filter effect of big particle diameter is better, promotes productivity effect and efficiency.

The utility model provides a following technical scheme:

a dry sand screening plant of dry-mixed mortar production includes: a base, a filter screen and a conveyor belt; a plurality of supporting rods are connected above the base, and fixing plates are connected above the supporting rods; a filter screen is arranged on the fixing plate and is obliquely arranged; four vertex angles of the filter screen are connected with a buffer mechanism, and the other end of the buffer mechanism is connected with a moving mechanism; the moving mechanism is connected with the fixed plate; the bottom of the filter screen is provided with a vibration motor, a blanking hopper is arranged below the filter screen and connected with a fixed plate, a conveying belt is arranged below the blanking hopper and arranged on the base.

Preferably, the filter screen moves through a moving mechanism, the moving mechanism is driven by a group of servo motors to drive the cam, and the servo motors are fixed on the fixing plate; the moving mechanism comprises a moving rod, the position of the moving rod close to one end is matched and slidably connected with the cam through a guide block, and the cam drives the moving rod to move; the other end of the movable rod is connected with the buffer mechanism; a fixed block is connected below the movable rod in a sliding manner.

Preferably, the fixed block is provided with a sliding chute, a sliding block is arranged below the moving rod, and the sliding block is in matched sliding connection with the sliding chute; the fixed block is connected with the fixed plate.

Preferably, buffer gear includes first box body and second box body, and the one end of first box body is equipped with solid fixed ring, and first box body is connected perpendicularly with the second box body through solid fixed ring, and the through-hole has been seted up to second box body and first box body junction.

Preferably, the inside connecting rod that is equipped with of first box body, the one end of connecting rod runs through first box body and is connected with moving mechanism's carriage release lever, the cover is equipped with first spring on the connecting rod, and the one end and the connecting rod of first spring are connected, and the other end is connected with solid fixed ring.

Preferably, the other end of the connecting rod penetrates through the fixing ring and the through hole of the second box body, and the connecting rod is in sliding connection with the fixing ring and the through hole in a clearance mode; the other end of the connecting rod is connected with a sleeve, a guide rod is arranged inside the second box body, and the sleeve is sleeved at the center of the guide rod.

Preferably, both ends of the sleeve are connected with second springs, and the other ends of the second springs are connected with the inner wall of the second box body.

Preferably, the inclination angle of the filter screen is 0-25 degrees, so that the filtered large-particle impurities can be automatically collected.

Preferably, the cross section of the lower hopper is of a trapezoidal structure.

Preferably, the sliding block and the sliding groove are both of a T-shaped structure, so that the sliding block is prevented from slipping from the sliding groove due to overlarge vibration amplitude of the filter screen.

Preferably, the outer wall of the second box body of the buffer mechanism is connected with the filter screen.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to a dry sand screening plant for dry-mixed mortar production, which is characterized in that a servo motor is arranged to cooperate with a cam to drive a moving block to slide back and forth on a fixed block, so that the screening is performed by a simple vibrating motor, the volume uniformity of dry sand screening is increased, and the screening efficiency is increased; the screening effect is improved.

(2) The utility model relates to a dry sand screening plant of dry-mixed mortar production, through setting up buffer gear in the four corners position of filter screen, make the vibration of filter screen transmit to the sleeve pipe by the second spring inside the second box body, further transmit to the connecting rod by the sleeve pipe, realize the secondary buffering through the first spring of connecting on the connecting rod, promoted the buffering effect, prevent that the filter screen vibration range is too big, further strengthen the filter effect; and simultaneously prevents the moving rod from slipping off the fixed block.

(3) The utility model relates to a dry sand screening plant for dry-mixed mortar production, the inclination angle of a filter screen is 0-25 degrees, so that large-particle impurities filtered are automatically collected; through set up the conveyer belt in filter screen below, be convenient for directly transport the dry sand that sieves to next flow bagging-off processing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a top view of the filter screen of the present invention.

Fig. 3 is a side view of the filter net of the present invention.

Fig. 4 is a schematic view of the moving mechanism of the present invention.

Fig. 5 is a schematic view of the buffer mechanism of the present invention.

In the figure: 1. a base; 2. a filter screen; 3. a conveyor belt; 4. a strut; 5. a fixing plate; 6. a moving mechanism; 7. a buffer mechanism; 8. a vibration motor; 9. feeding a hopper; 601. a servo motor; 602. a cam; 603. a travel bar; 604. a fixed block; 605. a chute; 606. a slider; 701. a first case; 702. a second box body; 703. a connecting rod; 704. a first spring; 705. a fixing ring; 706. a sleeve; 707. a guide bar; 708. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

Example one

As shown in fig. 1 to 3, a dry sand screening device for dry-mixed mortar production comprises: the device comprises a base 1, a filter screen 2 and a conveyor belt 3; a plurality of supporting rods 4 are connected above the base 1, and fixing plates 5 are connected above the supporting rods 4; a filter screen 2 is arranged on the fixing plate 5, and the filter screen 2 is obliquely arranged; four vertex angles of the filter screen 2 are connected with buffer mechanisms 7, and the other ends of the buffer mechanisms 7 are connected with moving mechanisms 6; the moving mechanism 6 is connected with the fixed plate 5; the bottom of the filter screen 2 is provided with a vibration motor 8, a blanking hopper 9 is arranged below the filter screen 2, the blanking hopper 9 is connected with a fixed plate 5, a conveying belt 3 is arranged below the blanking hopper 9, and the conveying belt 3 is arranged on the base 1; the inclination angle of the filter screen 2 is 0-25 degrees, so that large-particle impurities filtered by the filter screen can be automatically collected; the section of the lower hopper 9 is of a trapezoidal structure.

Example two

As shown in fig. 4, in the first embodiment, the filter screen 2 is moved by the moving mechanism 6, the moving mechanism 6 is driven by a set of servo motors 601 driving the cams 602, and the servo motors 601 are fixed on the fixing plate 5; the moving mechanism 6 comprises a moving rod 603, the position of the moving rod 603 close to one end is matched and slidably connected with the cam 602 through a guide block, and the cam 602 drives the moving rod 603 to move; the other end of the movable rod 603 is connected with a buffer mechanism 7; a fixed block 604 is slidably connected to the lower portion of the moving rod 603.

The fixed block 604 is provided with a sliding groove 605, a sliding block 606 is arranged below the moving rod 603, and the sliding block 606 is in sliding connection with the sliding groove 605 in a matching manner; the fixed block 604 is connected with the fixed plate 5; the sliding block 606 and the sliding groove 605 are both in a T-shaped structure, so that the sliding block 606 can be prevented from slipping from the sliding groove 605 due to the fact that the vibration amplitude of the filter screen 2 is too large.

EXAMPLE III

As shown in fig. 5, on the basis of the first embodiment, the buffering mechanism 7 includes a first box 701 and a second box 702, a fixing ring 705 is disposed at one end of the first box 701, the first box 701 is vertically connected to the second box 702 through the fixing ring 705, and a through hole is disposed at a connection position of the second box 702 and the first box 701; a connecting rod 703 is arranged inside the first box body 701, one end of the connecting rod 703 penetrates through the first box body 701 and is connected with a moving rod 603 of the moving mechanism 6, a first spring 704 is sleeved on the connecting rod 703, one end of the first spring 704 is connected with the connecting rod 703, and the other end of the first spring 704 is connected with a fixed ring 705; the other end of the connecting rod 703 penetrates through the through holes of the fixing ring 705 and the second box body 702, and the connecting rod 703 is in clearance sliding connection with the fixing ring 705 and the through holes; the other end of the connecting rod 703 is connected with a sleeve 706, a guide rod 707 is arranged inside the second box body 702, and the sleeve 706 is sleeved at the center position of the guide rod 707; both ends of the sleeve 706 are connected with a second spring 708, and the other end of the second spring 708 is connected with the inner wall of the second box body 702; the outer wall of the second case 702 is connected to the filter net 2.

The device obtained by the technical scheme is a dry sand screening device for dry-mixed mortar production, in the production process, dry sand is poured onto the filter screen 2, and after being filtered by the filter screen 2, the asynchronous motor drives the transmission belt to directly convey the screened dry sand to the next process for bagging treatment; the servo motor 601 is arranged to be matched with the cam 602 to drive the moving block to slide back and forth on the fixed block 604, so that the screening uniformity of dry sand screening is improved and the screening efficiency is improved relative to the screening of a simple vibrating motor 8; the screening effect is improved; the buffering mechanisms 7 are arranged at the four corners of the filter screen 2, so that the vibration of the filter screen 2 is transmitted to the sleeve 706 through the second spring 708 in the second box body 702 and further transmitted to the connecting rod 703 through the sleeve 706, secondary buffering is realized through the first spring 704 connected to the connecting rod 703, the buffering effect is improved, the too large vibration amplitude of the filter screen 2 is prevented, and the filtering effect is further enhanced; while preventing the moving rod 603 from slipping off the fixed block 604; the inclination angle of the filter screen 2 is 0-25 degrees, so that the filtered large-particle impurities can be automatically collected.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dry sand screening plant of dry-mixed mortar production includes: the device comprises a base (1), a filter screen (2) and a conveyor belt (3); the device is characterized in that a plurality of supporting rods (4) are connected above the base (1), and a fixing plate (5) is connected above each supporting rod (4); a filter screen (2) is arranged on the fixing plate (5), and the filter screen (2) is obliquely arranged; four vertex angles of the filter screen (2) are connected with buffer mechanisms (7), and the other end of each buffer mechanism (7) is connected with a moving mechanism (6); the moving mechanism (6) is connected with the fixed plate (5); filter screen (2) bottom is equipped with vibrating motor (8), and filter screen (2) below is equipped with down hopper (9), and lower hopper (9) are connected with fixed plate (5), the below of hopper (9) is equipped with conveyer belt (3) down, and conveyer belt (3) set up on base (1).

2. The dry sand screening device for dry-mixed mortar production according to claim 1, wherein the filter screen (2) is moved by a moving mechanism (6), the moving mechanism (6) is driven by a cam (602) driven by a set of servo motors (601), and the servo motors (601) are fixed on the fixing plate (5); the moving mechanism (6) comprises a moving rod (603), the position, close to one end, of the moving rod (603) is matched and slidably connected with a cam (602) through a guide block, and the cam (602) drives the moving rod (603) to move; the other end of the movable rod (603) is connected with a buffer mechanism (7); a fixed block (604) is connected below the moving rod (603) in a sliding way.

3. The dry sand screening device for dry-mixed mortar production according to claim 2, wherein the fixed block (604) is provided with a sliding groove (605), a sliding block (606) is arranged below the moving rod (603), and the sliding block (606) is in sliding connection with the sliding groove (605) in a matching manner; the fixed block (604) is connected with the fixed plate (5).

4. The dry sand screening device for dry-mixed mortar production according to claim 1, wherein the buffering mechanism (7) comprises a first box body (701) and a second box body (702), a fixing ring (705) is arranged at one end of the first box body (701), the first box body (701) is vertically connected with the second box body (702) through the fixing ring (705), and a through hole is formed at the joint of the second box body (702) and the first box body (701).

5. The dry sand screening device for dry-mixed mortar production according to claim 4, characterized in that a connecting rod (703) is arranged inside the first box body (701), one end of the connecting rod (703) penetrates through the first box body (701) and is connected with a moving rod (603) of the moving mechanism (6), a first spring (704) is sleeved on the connecting rod (703), one end of the first spring (704) is connected with the connecting rod (703), and the other end of the first spring is connected with a fixing ring (705).

6. The dry sand screening device for dry-mixed mortar production according to claim 5, wherein the other end of the connecting rod (703) penetrates through the through holes of the fixing ring (705) and the second box body (702), and the connecting rod (703) is in clearance sliding connection with both the fixing ring (705) and the through holes; the other end of the connecting rod (703) is connected with a sleeve (706), a guide rod (707) is arranged inside the second box body (702), and the sleeve (706) is sleeved at the center position of the guide rod (707).

7. The dry sand screening device for the production of dry mixed mortar according to claim 6, wherein the two ends of the sleeve (706) are connected with the second spring (708), and the other end of the second spring (708) is connected with the inner wall of the second box body (702).