CN219745491U

CN219745491U - Cement vibrating screen

Info

Publication number: CN219745491U
Application number: CN202321300243.8U
Authority: CN
Inventors: 宋磊; 温健武; 王志丹; 赵馥婧
Original assignee: Tianjin Zhongcheng Engineering Testing Technology Co ltd
Current assignee: Tianjin Zhongcheng Engineering Testing Technology Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-09-26
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a cement vibrating screen, which comprises a support frame, wherein a vibrating screen cylinder is arranged above the support frame, one end of the upper surface of the support frame is fixedly connected with a fixed support rod, the upper end of the fixed support rod is hinged to the bottom wall of the vibrating screen cylinder, and a vibrating screen mechanism is arranged below the vibrating screen cylinder at the top end of the support frame; the inside of the vibrating screen cylinder is correspondingly provided with a coarse filter screen and a fine filter screen which can be taken out in a detachable way, and a fine material outlet is correspondingly arranged below one end of the vibrating screen cylinder. According to the utility model, the up-and-down shaking of the cam, the arc plate and the shaking screen cylinder can be realized through the arrangement of the motor and the transmission shaft, the cement can be screened through the up-and-down shaking of the shaking screen cylinder, and the stable sliding support can be carried out in the up-and-down shaking process of the shaking screen cylinder through the mutual matching arrangement of the connecting sleeve, the sliding chute, the sliding block and the spring, so that the shaking screen cylinder is kept to have better supporting stability, and the use safety of the shaking screen cylinder is improved.

Description

Cement vibrating screen

Technical Field

The utility model relates to the technical field of cement processing, in particular to a cement vibrating screen.

Background

The cement is a powdery hydraulic inorganic cementing material, 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 is widely applied to civil engineering, water conservancy, national defense and other engineering.

Before the cement is used, the cement is screened by utilizing a vibrating screen to remove impurities, and the cement is classified according to the fineness of the cement and is reused in different scenes. The existing vibrating screen is inconvenient to move, can only be fixedly installed at a designated place, and has the problem that cement screening is insufficient, and the screening effect is not ideal, so that a novel cement pre-processing vibrating screen is urgently needed to solve the problems. For example, one current pre-cement process shaker includes, as described in the patent of publication number CN 218013958U: supporting bench, removal gyro wheel, a vibrating screen section of thick bamboo, fixed stay pole, a vibrating screen subassembly and a hopper of going into, remove the gyro wheel symmetry and locate supporting bench both ends below, a supporting bench top is located in the slope of a vibrating screen section of thick bamboo, fixed stay pole locates supporting bench one end top, fixed stay pole upper end is articulated with a vibrating screen section of thick bamboo one end, a vibrating screen subassembly is located a vibrating screen section of thick bamboo and is kept away from the one end below of fixed stay pole, a vibrating screen subassembly is located to a hopper of going into one side that a vibrating screen section of thick bamboo is close to a vibrating screen subassembly, a hopper lower extreme is connected with a vibrating screen section of thick bamboo. The utility model belongs to the technical field of cement processing, and particularly provides a cement pre-processing vibrating screen which is capable of fully screening cement, convenient for screening out cement with different fine degrees, convenient for integrally moving the vibrating screen, good in vibrating screen effect, stable in structure and high in working efficiency, and the practicability of the vibrating screen is enhanced.

The applicant believes that in the above technical solution, although the up-down vibration of the vibrating screen is achieved, the vibrating support of the vibrating screen cylinder is achieved through the supporting rod, which easily causes instability of the vibrating screen cylinder, especially when the inside of the vibrating screen cylinder is provided with heavy cement, the supporting rod is easy to bend and break, and the using effect of the vibrating screen is affected.

Disclosure of Invention

The utility model aims to provide a cement vibrating screen, which solves the problems that in the prior art, although the cement vibrating screen is used for vibrating the vibrating screen up and down, the vibrating support of a vibrating screen cylinder is realized through a support rod, the vibrating screen cylinder is easy to be unstable, and particularly when the cement vibrating screen is heavy in the interior, the support rod is easy to bend and break, so that the using effect of the vibrating screen is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the cement vibrating screen comprises a support frame, a vibrating screen cylinder is arranged above the support frame, one end of the upper surface of the support frame is fixedly connected with a fixed support rod, the upper end of the fixed support rod is hinged to the bottom wall of the vibrating screen cylinder, and a vibrating screen mechanism is arranged below the vibrating screen cylinder at the top end of the support frame; the inside of the vibrating screen cylinder is correspondingly provided with a coarse filter screen and a fine filter screen which can be taken out in a detachable way, and a fine material outlet is correspondingly arranged below one end of the vibrating screen cylinder.

As a preferable scheme of the utility model, the vibrating screen mechanism comprises a motor, the motor is fixedly arranged at one end, far away from a fixed supporting rod, of the upper surface of a supporting frame, the output end of the motor is fixedly connected with a transmission shaft, two groups of cams are sleeved on the outer side of the transmission shaft, the upper ends of the two groups of cams are connected with an arc plate in a matched manner, and the arc plate is connected to the bottom wall of a vibrating screen cylinder.

As a preferable scheme of the utility model, connecting sleeves are sleeved at two ends of the outer part of the transmission shaft, the bottom wall of each connecting sleeve is fixedly connected with the upper surface of the supporting frame, the upper end of each connecting sleeve is fixedly connected with a fixed plate, the inner side of each fixed plate is provided with a sliding groove, sliding blocks are symmetrically arranged above two sides of each vibrating screen cylinder, and the sliding blocks are in sliding connection with the inner sides of the sliding grooves.

As a preferable mode of the utility model, the lower surface of the sliding block is connected with the inner bottom wall of the sliding groove through a spring.

As a preferable scheme of the utility model, discharging hoses are arranged at one sides of the bottom of the vibrating screen cylinder, which are positioned on the coarse filter screen and the fine filter screen, electromagnetic valves are correspondingly arranged above the discharging hoses, a receiving cylinder is arranged below the discharging hoses, and the receiving cylinder is arranged on a mounting plate below the supporting frame.

As a preferable scheme of the utility model, a plurality of groups of slots are formed in the inner bottom wall of the vibrating screen cylinder, and the bottoms of the coarse filter screen and the fine filter screen are inserted into the inner sides of the slots.

As a preferable scheme of the utility model, the upper surface of the vibrating screen cylinder is provided with a plurality of groups of limiting blocks, the coarse filter screen and the fine filter screen are in sliding fit with the limiting blocks, and one ends of the coarse filter screen and the fine filter screen penetrating through the limiting blocks are fixedly connected with pull rods.

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

the up-and-down shaking of the cam, the arc plate and the shaking screen cylinder can be realized by arranging the motor and the transmission shaft, the cement can be screened by the up-and-down shaking of the shaking screen cylinder, and stable sliding support can be carried out in the up-and-down shaking process of the shaking screen cylinder by mutually matched arrangement of the connecting sleeve, the sliding chute, the sliding block and the spring, so that the shaking screen cylinder is kept to have better supporting stability, and the use safety of the shaking screen cylinder is improved; secondly can filter coarser and finer solid impurity particles through the setting of coarse strainer and thin filter screen, and through the cooperation between stopper, pull rod and the slot use, can carry out periodic dismantlement to coarse strainer and thin filter screen, install again and use after the convenient washing, improved the rational utilization nature of resource.

Drawings

FIG. 1 is a schematic top cross-sectional view of the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure of a support plate according to the present utility model;

FIG. 3 is a schematic diagram of a connection structure of an upper clamping plate and a lower clamping plate according to the present utility model;

fig. 4 is a schematic side view of the support plate of the present utility model.

In the figure: 1. a support frame; 2. a motor; 3. a fixing plate; 4. a vibrating screen cylinder; 5. a coarse filter screen; 6. fine filter screen; 7. a fines outlet; 8. fixing the support rod; 9. an electromagnetic valve; 10. a receiving cylinder; 11. a discharge hose; 12. a transmission shaft; 13. a cam; 14. an arc-shaped plate; 15. connecting sleeves; 16. a chute; 17. a limiting block; 18. a pull rod; 19. a slot; 20. a slide block; 21. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the cement vibrating screen comprises a supporting frame 1, wherein a vibrating screen cylinder 4 is arranged above the supporting frame 1, and impurity particles in cement can be screened. One end fixedly connected with fixed stay bar 8 of support frame 1 upper surface, the upper end of fixed stay bar 8 articulates in the diapire of sieving a section of thick bamboo 4, can support one side of sieving a section of thick bamboo 4. The top end of the supporting frame 1 is positioned below the sieving cylinder 4 and is provided with a sieving mechanism, and the sieving of cement is realized by shaking the sieving cylinder 4 up and down; the inside of the vibrating screen cylinder 4 is correspondingly provided with a coarse filter screen 5 and a fine filter screen 6 which can be taken out in a detachable mode, coarser impurity particles in cement are filtered through the coarse filter screen 5, smaller impurity particles can be filtered through the fine filter screen 6, and the vibrating screen cylinder can be detached and can be reused. A fine material outlet 7 is correspondingly arranged below one end of the sieving cylinder 4, so that fine cement particles can be discharged.

The vibrating screen mechanism comprises a motor 2, the motor 2 is fixedly arranged at one end, far away from a fixed supporting rod 8, of the upper surface of a supporting frame 1, the output end of the motor 2 is fixedly connected with a transmission shaft 12, two groups of cams 13 are sleeved on the outer side of the transmission shaft 12, the transmission shaft 12 is driven to rotate by the power-on starting of the motor 2, the transmission shaft 12 drives the cams 13 to rotate, the upper ends of the two groups of cams 13 are connected with arc plates 14 in a matched mode, the arc plates 14 are connected to the bottom wall of a vibrating screen cylinder 4, the cams 13 stir the arc plates 14 in a matched mode in the rotating process and upwards squeeze the arc plates 14, and the arc plates 14 drive the vibrating screen cylinder 4 to shake up and down; the outside both ends of transmission shaft 12 all overlap and are equipped with adapter sleeve 15, adapter sleeve 15 diapire fixedly connected with support frame 1's upper surface, adapter sleeve 15's upper end fixedly connected with fixed plate 3, spout 16 has been seted up to the fixed plate 3 inboard, sieve section of thick bamboo 4 both sides top symmetry is equipped with slider 20, slider 20 sliding connection is in the inboard of spout 16, slider 20 lower surface is connected with the interior bottom wall of spout 16 through spring 21, reciprocate along spout 16 through slider 20, slider 20 drives the spring 21 tensile in the spout 16, thereby have better supporting stability when making sieve section of thick bamboo 4 shake from top to bottom, then the inside cement impurity granule of accelerating sieve section of thick bamboo 4 sieves.

The bottom of the vibrating screen cylinder 4 is provided with a discharging hose 11 on one side of the coarse screen 5 and the fine screen 6, an electromagnetic valve 9 is correspondingly arranged above the discharging hose 11, a receiving cylinder 10 is arranged below the discharging hose 11, the receiving cylinder 10 is arranged on a mounting plate below the supporting frame 1, the filtered coarse and fine impurity particles can pass through the opening of the electromagnetic valve 9 and then are discharged downwards from the discharging hose 11, and the discharged impurity particles can be collected through the receiving cylinder 10 below.

The inner bottom wall of the vibrating screen cylinder 4 is provided with a plurality of groups of slots 19, the bottoms of the coarse screen 5 and the fine screen 6 are inserted into the inner sides of the slots 19, the upper surface of the vibrating screen cylinder 4 is provided with a plurality of groups of limiting blocks 17, the coarse screen 5, the fine screen 6 and the limiting blocks 17 are in sliding fit, one ends of the coarse screen 5 and the fine screen 6, which penetrate through the limiting blocks 17, are fixedly connected with pull rods 18, when the coarse screen 5 and the fine screen 6 need to be disassembled, upward pulling force is given to the pull rods 18, so that the coarse screen 5 and the fine screen 6 move obliquely upwards, the bottoms of the coarse screen 5 and the fine screen 6 gradually leave the inner sides of the slots 19, then leave the inner sides of the fine screen 6 and the limiting blocks 17, the coarse screen 5 and the fine screen 6 can be taken out, and can be installed in the inner sides of the vibrating screen cylinder 4 again after being cleaned, and the recycling of resources is realized.

Working principle: the cement vibrating screen is externally connected with a power supply by a worker, the power-on start of the motor 2 is utilized to drive the transmission shaft 12 to rotate, the transmission shaft 12 drives the cam 13 to rotate, the cam 13 toggles the arc plate 14 which is connected in a matched mode in the rotating process and extrudes the arc plate 14 upwards, the arc plate 14 drives the vibrating screen cylinder 4 to shake up and down, the sliding block 20 moves up and down along the sliding groove 16, the sliding block 20 drives the spring 21 in the sliding groove 16 to stretch, and therefore the vibrating screen cylinder 4 has good supporting stability when shaking up and down, and cement impurity particles in the vibrating screen cylinder 4 are accelerated to screen; coarse impurity particles in cement are filtered by a coarse filter screen 5, small impurity particles can be filtered by a fine filter screen 6, fine cement particles can be discharged from a fine material outlet 7 by the fine filter screen 6, the filtered coarse and fine impurity particles can be discharged downwards from a discharge hose 11 by opening an electromagnetic valve 9, and the discharged impurity particles can be collected by a receiving cylinder 10 below; when the coarse filter screen 5 and the fine filter screen 6 need to be disassembled, the pull rod 18 is pulled upwards, so that the coarse filter screen 5 and the fine filter screen 6 move upwards in an inclined mode, the bottoms of the coarse filter screen 5 and the fine filter screen 6 gradually leave the inner side of the slot 19, then leave the inner sides of the fine filter screen 6 and the limiting block 17, the coarse filter screen 5 and the fine filter screen 6 can be taken out, and the coarse filter screen 5 and the fine filter screen 6 can be cleaned and then are installed in the vibrating screen cylinder 4 again for use, so that recycling of resources is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Cement vibrating screen, including support frame (1), its characterized in that: a vibrating screen cylinder (4) is arranged above the supporting frame (1), one end of the upper surface of the supporting frame (1) is fixedly connected with a fixed supporting rod (8), the upper end of the fixed supporting rod (8) is hinged to the bottom wall of the vibrating screen cylinder (4), and a vibrating screen mechanism is arranged below the vibrating screen cylinder (4) at the top end of the supporting frame (1); the inside of the vibration screen cylinder (4) is correspondingly provided with a coarse filter screen (5) and a fine filter screen (6) which can be taken out in a detachable way, and a fine material outlet (7) is correspondingly arranged below one end of the vibration screen cylinder (4).

2. A cement vibrating screen as claimed in claim 1, wherein: the vibrating screen mechanism comprises a motor (2), the motor (2) is fixedly arranged at one end, far away from a fixed supporting rod (8), of the upper surface of a supporting frame (1), the output end of the motor (2) is fixedly connected with a transmission shaft (12), two groups of cams (13) are sleeved on the outer side of the transmission shaft (12), arc plates (14) are connected to the upper end parts of the two groups of cams (13) in a matched mode, and the arc plates (14) are connected to the bottom wall of a vibrating screen cylinder (4).

3. A cement vibrating screen as claimed in claim 2, wherein: the novel vibrating screen is characterized in that connecting sleeves (15) are respectively sleeved at two ends of the outside of the transmission shaft (12), the bottom wall of each connecting sleeve (15) is fixedly connected with the upper surface of the supporting frame (1), the upper end of each connecting sleeve (15) is fixedly connected with a fixing plate (3), sliding grooves (16) are formed in the inner sides of the fixing plates (3), sliding blocks (20) are symmetrically arranged above two sides of the vibrating screen cylinder (4), and the sliding blocks (20) are slidably connected to the inner sides of the sliding grooves (16).

4. A cement vibrating screen as claimed in claim 3, wherein: the lower surface of the sliding block (20) is connected with the inner bottom wall of the sliding groove (16) through a spring (21).

5. A cement vibrating screen as claimed in claim 1, wherein: the utility model discloses a vibrating screen cylinder, including a support frame (1), a vibrating screen cylinder (4), a solenoid valve (9) is installed in the correspondence of ejection of compact hose (11), a receiving feed cylinder (10) is equipped with in ejection of compact hose (11) below, receiving feed cylinder (10) are located on the mounting panel of support frame (1) below in one side of coarse screen (5) and thin filter screen (6).

6. A cement vibrating screen as claimed in claim 1, wherein: a plurality of groups of slots (19) are formed in the inner bottom wall of the vibrating screen cylinder (4), and the bottoms of the coarse filter screen (5) and the fine filter screen (6) are inserted into the inner sides of the slots (19).

7. A cement vibrating screen as claimed in claim 1, wherein: the upper surface of the vibration screen cylinder (4) is provided with a plurality of groups of limiting blocks (17), the coarse filter screen (5), the fine filter screen (6) are in sliding fit with the limiting blocks (17), and one end of the coarse filter screen (5) and one end of the fine filter screen (6) penetrating through the limiting blocks (17) are fixedly connected with a pull rod (18).