CN210253098U

CN210253098U - Chemical raw material screening device

Info

Publication number: CN210253098U
Application number: CN201920939405.XU
Authority: CN
Inventors: 宋春雨
Original assignee: Chongqing Chemical Industry Vocational College
Current assignee: Chongqing Chemical Industry Vocational College
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-07
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a chemical industry raw materials sieving mechanism belongs to the chemical industry equipment field. The screening device comprises a main box body, a feed hopper and a screen, wherein a material conveying chamber is arranged in the main box body, a movable box body is arranged below the material conveying chamber in a sliding mode, the screen is arranged in the movable box body in a sliding mode, and a material conveying assembly is arranged in the material conveying chamber; the main box body is provided with a driving mechanism for driving the movable box body to do transverse reciprocating motion and driving the material conveying assembly to perform material conveying operation; the movable box body is provided with an intermittent mechanism for intermittently driving the screen to move longitudinally. The utility model discloses a slide movable box body and set up in the main tank body to and slide the screen cloth and set up in movable box body, alright carry out horizontal reciprocating motion through actuating mechanism drive screen cloth, and can carry out longitudinal motion through reciprocating mechanism intermittent type drive screen cloth, thereby can improve the screening efficiency of screen cloth to the material greatly, and can prevent that the screen cloth from being stopped up by the material.

Description

Chemical raw material screening device

Technical Field

The utility model relates to a chemical industry equipment field, concretely relates to industrial chemicals sieving mechanism.

Background

Chemical raw materials can be divided into organic chemical raw materials and inorganic chemical raw materials. Wherein, to the industrial chemicals of solid particle, because the thickness of raw materials granule can cause certain influence to subsequent reactions such as chemical synthesis, so at the in-process of chemical production, often need carry out the thickness screening through the screen cloth to the industrial chemicals of solid particle to improve the efficiency of chemical production and the quality of chemical products.

However, because the screen cloth of the traditional chemical raw material screening device can only move or vibrate in the longitudinal direction and can not move in the transverse direction, the efficiency of screening materials of the traditional chemical raw material screening device is low, and the screen cloth is easy to block when screening materials.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical industry raw materials sieving mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

a chemical raw material screening device comprises a main box body, a feed hopper and a screen, wherein a conveying chamber is arranged in the main box body, the feed hopper is communicated with the conveying chamber, a movable box body is arranged below the conveying chamber in a sliding mode, the screen is arranged in the movable box body in a sliding mode, and a conveying assembly used for conveying materials into the movable box body is arranged in the conveying chamber; the main box body is provided with a driving mechanism for driving the movable box body to perform transverse reciprocating motion and driving the material conveying assembly to perform material conveying operation, and the transverse reciprocating motion of the movable box body and the material conveying operation of the material conveying assembly are performed synchronously; the movable box body is provided with an intermittent mechanism for intermittently driving the screen to move longitudinally, and when the movable box body moves transversely in a reciprocating mode, the intermittent mechanism automatically and intermittently drives the screen to move longitudinally.

According to the embodiment of the present invention, two sets of first sliders are symmetrically disposed at the top of the movable box body, the first sliders are in sliding fit with the first guide rods, the first guide rods are provided with first limiting plates, the first guide rods are fixed on the side walls of the main box body, and one set of the first sliders are further connected with the first guide rods through first springs; the movable box body is fixedly connected with a first push rod, and the driving mechanism intermittently drives the first push rod to move transversely.

The embodiment of the utility model provides an another kind of preferred scheme who adopts, actuating mechanism include the motor and be used for the intermittent type to drive first push rod and carry out the cam of lateral motion, the cam setting in one side of first push rod, the motor link to each other with the second pivot that rotates the setting on the main tank body, the cam fix in the second pivot, the second pivot link to each other with defeated material subassembly.

The embodiment of the utility model provides an another kind of preferred scheme who adopts, defeated material subassembly including rotating the first pivot of setting in defeated material room, first pivot on be equipped with helical blade, first pivot link to each other with driven bevel gear, driven bevel gear and the meshing of initiative bevel gear mutually, initiative bevel gear and second pivot link to each other.

According to another preferred scheme adopted by the embodiment of the utility model, the screen is arranged between two groups of symmetrical second sliders, the second sliders are in sliding fit with the second guide rods, the second guide rods are fixed between the second limiting plates and the bottom of the movable box body, and the second limiting plates are obliquely fixed in the movable box body; the second sliding block is connected with the bottom of the movable box body through a second spring and is fixedly connected with a second push rod, and when the movable box body moves transversely in a reciprocating mode, the intermittent mechanism automatically and intermittently drives the second push rod to move longitudinally.

The embodiment of the utility model provides another preferred scheme who adopts, intermittent mechanism include permanent magnet, electro-magnet and power, the permanent magnet link to each other with the second push rod, the electro-magnet pass through the support mounting in the below of permanent magnet, the support fix in the bottom of movable box, the power carry out electric connection with the electro-magnet, the electro-magnet opposite magnetic pole with the permanent magnet; when the movable box body does transverse reciprocating motion, the power supply automatically and intermittently energizes the electromagnet.

The embodiment of the present invention adopts another preferred scheme, wherein a first elastic insulating block is arranged on the outer side wall of the movable box body, a second elastic insulating block corresponding to the first elastic insulating block is arranged on the inner side wall of the main box body, a first conducting strip and a second conducting strip are respectively arranged on the first elastic insulating block and the second elastic insulating block, the first conducting strip is electrically connected with the electromagnet, and the second conducting strip is electrically connected with the power supply; when the movable box body carries out transverse reciprocating motion, the first conducting strip intermittently and electrically contacts with the second conducting strip.

The embodiment of the utility model provides an above-mentioned technical scheme compares in prior art, has following technological effect:

(1) the embodiment of the utility model provides a have first pivot and helical blade's defeated material subassembly through the setting, can carry the material to the movable box in to the screen cloth of being convenient for carries out the screening operation to the material.

(2) The embodiment of the utility model provides a slide through with the movable box and set up in the main tank body to and slide the screen cloth and set up in the movable box body, horizontal reciprocating motion about alright actuating mechanism drive screen cloth through having cam and second pivot, and can carry out vertical motion from top to bottom through the reciprocating mechanism intermittent type drive screen cloth that has permanent magnet and electro-magnet, thereby can improve the screening efficiency of screen cloth to the material greatly, and can prevent that the screen cloth from being stopped up by the material.

Drawings

Fig. 1 is a schematic structural diagram of a chemical raw material screening apparatus provided in embodiment 1.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of B in fig. 1.

Fig. 4 is a schematic structural diagram of the movable box provided in embodiment 2.

In the figure: 1-main box body, 2-feed hopper, 3-discharge outlet, 4-conveying chamber, 5-movable box body, 6-feed opening, 7-guide plate, 8-first rotating shaft, 9-helical blade, 10-screen, 11-first through hole, 12-second through hole, 13-fixing plate, 14-first slide block, 15-first limiting plate, 16-first guide rod, 17-first spring, 18-first push rod, 19-cam, 20-mounting plate, 21-motor, 22-second rotating shaft, 23-driving bevel gear, 24-driven bevel gear, 25-power supply, 26-second limiting plate, 27-second slide block, 28-second guide rod, 29-second spring, 30-second push rod, 31-a first elastic insulating block, 32-a second elastic insulating block, 33-a first conducting strip, 34-a second conducting strip, 35-a bracket, 36-a permanent magnet and 37-an electromagnet.

Detailed Description

The following specific embodiments are specifically and clearly described in the technical solutions of the present application with reference to the drawings provided in the present specification. The drawings in the specification are for clarity of presentation of the technical solutions of the present application, and do not represent shapes or sizes in actual production or use, and reference numerals of the drawings are not limited to the claims involved.

In addition, in the description of the present application, terms used should be construed broadly, and specific meanings of the terms may be understood by those skilled in the art according to actual situations. For example, the term "mounted" as used in this application may be defined as a fixed mounting that is removable or a fixed mounting that is not removable, etc.; the terms "set" and "provided" as used herein may be defined as either a contact or a non-contact arrangement, etc.; the terms "connected" and "coupled" as used herein may be defined as mechanically, electrically, or both fixedly and removably coupled; the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; all the terms of orientation used are used with reference to the drawings or are based on the direction defined by the actual situation and the common general knowledge.

Example 1

Referring to the attached drawings 1-2, the embodiment provides a chemical raw material screening device, which comprises a main box body 1, a feed hopper 2 and a screen 10, wherein a material conveying chamber 4 is arranged in the main box body 1, and the feed hopper 2 is arranged at the top of the main box body 1 and is communicated with the material conveying chamber 4; the bottom of the main box body 1 is provided with a discharge outlet 3. The bottom of the conveying chamber 4 is provided with a feed opening 6, and a material guide plate 7 is obliquely arranged below the feed opening 6.

A movable box body 5 is arranged below the material conveying chamber 4 in a sliding mode, the screen 10 is arranged in the movable box body 5 in a sliding mode, a first through hole 11 and a second through hole 12 are formed in the top and the bottom of the movable box body 5 respectively, and the lower end of the material guide plate 7 is located right above the first through hole 11 all the time; a material conveying component for conveying materials into the movable box body 5 is arranged in the material conveying chamber 4; the main box body 1 is provided with a driving mechanism for driving the movable box body 5 to perform transverse reciprocating motion and driving the material conveying assembly to perform material conveying operation, and the transverse reciprocating motion of the movable box body 5 and the material conveying operation of the material conveying assembly are performed synchronously; the movable box body 5 is provided with an intermittent mechanism for intermittently driving the screen cloth 10 to move longitudinally, and when the movable box body 5 moves transversely in a reciprocating manner, the intermittent mechanism automatically and intermittently drives the screen cloth 10 to move longitudinally.

Specifically, the top symmetry of activity box 5 is fixed with two sets of first sliders 14, first slider 14 and first guide bar 16 carry out sliding fit, first guide bar 16 pass first slider 14 and fixed linking to each other with first limiting plate 15, first guide bar 16 fix on the inside wall of main box 1, first limiting plate 15 fixed mounting on fixed plate 13, fixed plate 13 fix on the inside wall of main box 1. In addition, one group of the first sliding blocks 14 is also connected with a first guide rod 16 through a first spring 17, and the first spring 17 is sleeved on the first guide rod 16; the outer side wall of the movable box body 5 is also fixedly connected with a first push rod 18, the first push rod 18 is in sliding connection with the main box body 1, and the driving mechanism intermittently drives the first push rod 18 to move transversely. Further, the driving mechanism comprises a motor 21 and a cam 19 for intermittently driving the first push rod 18 to move transversely, the cam 19 is rotatably arranged on one side of the first push rod 18, the motor 21 is mounted on a mounting plate 20, and the mounting plate 20 is fixed on the outer side wall of the main box body 1; the motor 21 is also fixedly connected with a second rotating shaft 22 which is rotatably arranged on the mounting plate 20, the cam 19 is fixed on the second rotating shaft 22, and the second rotating shaft 22 is connected with the material conveying assembly.

Specifically, defeated material subassembly including rotate the first pivot 8 that sets up in defeated material room 4, first pivot 8 on fixed mounting have helical blade 9, first pivot 8 and driven bevel gear 24 fixed link to each other, driven bevel gear 24 and drive bevel gear 23 mesh mutually, drive bevel gear 23 and second pivot 22 fixed link to each other. The motor 21 is a common motor in the prior art, the motor 21 is started, the second rotating shaft 22 can be driven to rotate, the rotation of the second rotating shaft 22 can drive the cam 19 to rotate, so that the cam 19 can intermittently drive the first push rod 18 to displace in the transverse direction, and the transverse reciprocating motion of the movable box body 5 can be realized under the action of the rebounding force of the first spring 17; meanwhile, the rotation of the second rotating shaft 22 can also drive the driving bevel gear 23 to rotate, the rotation of the driving bevel gear 23 can drive the driven bevel gear 24 to rotate, and the rotation of the driven bevel gear 24 can drive the first rotating shaft 8 and the helical blades 9 to rotate, so that the materials in the material conveying chamber 4 can be conveyed into the movable box body 5 for screening.

Further, the screen cloth 10 is installed between two groups of symmetrical second sliding blocks 27, and the second sliding blocks 27 are sleeved on the second guide rods 28 and are in sliding fit with the second guide rods 28; the second guide rod 28 is fixed between the second limit plate 26 and the bottom of the movable box body 5, and the second limit plate 26 is obliquely fixed in the movable box body 5; the second sliding block 27 is connected with the bottom of the movable box body 5 through a second spring 29, the second sliding block 27 is also fixedly connected with a second push rod 30, and the second push rod 30 is in sliding connection with the movable box body 5; when the movable box body 5 carries out transverse reciprocating motion, the intermittent mechanism automatically and intermittently drives the second push rod 30 to carry out longitudinal motion.

Example 2

Referring to fig. 1-4, the embodiment provides a specific structure of an intermittent mechanism based on embodiment 1, specifically, the intermittent mechanism includes a permanent magnet 36, an electromagnet 37 and a power supply 25, the permanent magnet 36 is installed at the bottom of the second push rod 30, and the second push rod 30 passes through the movable box 5 and is fixedly connected with the permanent magnet 36; the electromagnet 37 is arranged right below the permanent magnet 36 through a bracket 35, the bracket 35 is in an L-shaped structure and is fixed at the bottom of the movable box body 5, and the negative pole of the power supply 25 is electrically connected with the electromagnet 37; when the movable box body 5 performs transverse reciprocating motion, the power supply 25 automatically and intermittently energizes the electromagnet 37.

Specifically, a first elastic insulating block 31 is fixedly installed on the outer side wall of the movable box body 5, a second elastic insulating block 32 corresponding to the first elastic insulating block 31 is fixed on the inner side wall of the main box body 1, and both the first elastic insulating block 31 and the second elastic insulating block 32 can be made of rubber; in addition, a first conducting strip 33 and a second conducting strip 34 are respectively fixed on the first elastic insulating block 31 and the second elastic insulating block 32, the first conducting strip 33 is electrically connected with an electromagnet 37, the opposite magnetic poles of the electromagnet 37 and the permanent magnet 36 are opposite, and the second conducting strip 34 is electrically connected with the positive pole of the power supply 25; when the movable box body 5 moves transversely and reciprocally, the first conducting strip 33 is intermittently in electrical contact with the second conducting strip 34, that is, the power supply 25 can intermittently energize the electromagnet 37, so that the second push rod 30 intermittently moves downwards, and the screen mesh 10 can intermittently move upwards and downwards under the action of the rebounding force of the second spring 29, thereby improving the screening efficiency of the screen mesh 10 on materials and preventing the screen mesh 10 from being blocked by the materials.

With reference to the embodiments 1-2, the chemical material screening apparatus provided in the embodiment of the present invention, when in use, firstly, adds chemical materials and other materials into the material conveying chamber 4 through the feeding hopper 2; then, the starting motor 21 can convey the materials in the material conveying chamber 4 into the movable box body 5; meanwhile, the motor 21 can also drive the movable box body 5 and the screen 10 to do left-right transverse reciprocating motion in the main box body 1, so that the screen 10 can screen materials; in addition, when the movable box 5 moves to the right and the first conductive sheet 33 is contacted with the second conductive sheet 34, the electromagnet 37 can be electrified, so that the screen mesh 10 moves downwards; when the movable box 5 moves leftwards, the first conducting strip 33 is not contacted with the second conducting strip 34 any more, at the moment, the electromagnet 37 is powered off, and the screen 10 moves upwards under the action of the resilience of the second spring 29, so that when the movable box 5 performs transverse reciprocating motion, the screen 10 can intermittently perform longitudinal motion, and the purpose of improving the screening efficiency of the screen 10 on materials is achieved.

To sum up, the embodiment of the utility model provides a have the defeated material subassembly of first pivot 8 and helical blade 9 through the setting, can carry the material to the movable box 5 in to the screen cloth 10 of being convenient for carries out the screening operation to the material. Additionally, the embodiment of the utility model provides a through with activity box 5 slip setting in main tank 1 to and with screen cloth 10 slip setting in activity box 5, horizontal reciprocating motion about alright actuating mechanism drive screen cloth 10 through having cam 19 and second pivot 22, and can carry out vertical motion from top to bottom through the reciprocating mechanism intermittent type drive screen cloth 10 that has permanent magnet 36 and electro-magnet 37, thereby can improve the screening efficiency of screen cloth 10 to the material greatly, and can prevent that screen cloth 10 from being blockked up by the material.

It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.

In addition, the technical solutions of the present application are not limited to the above-described embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so that other embodiments that can be understood by those skilled in the art may be formed.

Claims

1. A chemical raw material screening device comprises a main box body (1), a feed hopper (2) and a screen (10), wherein a material conveying chamber (4) is arranged in the main box body (1), the feed hopper (2) is communicated with the material conveying chamber (4), and the chemical raw material screening device is characterized in that a movable box body (5) is arranged below the material conveying chamber (4) in a sliding mode, the screen (10) is arranged in the movable box body (5) in the sliding mode, and a material conveying assembly used for conveying materials into the movable box body (5) is arranged in the material conveying chamber (4); the main box body (1) is provided with a driving mechanism for driving the movable box body (5) to perform transverse reciprocating motion and driving the material conveying assembly to perform material conveying operation, and the transverse reciprocating motion of the movable box body (5) and the material conveying operation of the material conveying assembly are performed synchronously; the movable box body (5) is provided with an intermittent mechanism for intermittently driving the screen (10) to move longitudinally, and when the movable box body (5) moves transversely and reciprocally, the intermittent mechanism automatically and intermittently drives the screen (10) to move longitudinally.

2. The chemical raw material screening device according to claim 1, wherein two groups of first sliding blocks (14) are symmetrically arranged at the top of the movable box body (5), the first sliding blocks (14) are in sliding fit with first guide rods (16), first limiting plates (15) are arranged on the first guide rods (16), the first guide rods (16) are fixed on the side wall of the main box body (1), and one group of first sliding blocks (14) is further connected with the first guide rods (16) through first springs (17); the movable box body (5) is also fixedly connected with a first push rod (18), and the driving mechanism intermittently drives the first push rod (18) to move transversely.

3. The chemical raw material screening device according to claim 2, wherein the driving mechanism comprises a motor (21) and a cam (19) for intermittently driving the first push rod (18) to move transversely, the cam (19) is arranged on one side of the first push rod (18), the motor (21) is connected with a second rotating shaft (22) rotatably arranged on the main box body (1), the cam (19) is fixed on the second rotating shaft (22), and the second rotating shaft (22) is connected with the material conveying assembly.

4. The chemical raw material screening device according to claim 3, wherein the material conveying assembly comprises a first rotating shaft (8) rotatably arranged in the material conveying chamber (4), the first rotating shaft (8) is provided with a spiral blade (9), the first rotating shaft (8) is connected with a driven bevel gear (24), the driven bevel gear (24) is meshed with a driving bevel gear (23), and the driving bevel gear (23) is connected with a second rotating shaft (22).

5. The chemical raw material screening device according to claim 1, wherein the screen (10) is arranged between two groups of symmetrical second sliding blocks (27), the second sliding blocks (27) are in sliding fit with second guide rods (28), the second guide rods (28) are fixed between a second limiting plate (26) and the bottom of the movable box body (5), and the second limiting plate (26) is obliquely fixed in the movable box body (5); the second sliding block (27) is connected with the bottom of the movable box body (5) through a second spring (29), the second sliding block (27) is further fixedly connected with a second push rod (30), and when the movable box body (5) transversely reciprocates, the intermittent mechanism automatically and intermittently drives the second push rod (30) to longitudinally move.

6. The chemical raw material screening device according to claim 5, wherein the intermittent mechanism comprises a permanent magnet (36), an electromagnet (37) and a power supply (25), the permanent magnet (36) is connected with the second push rod (30), the electromagnet (37) is installed below the permanent magnet (36) through a bracket (35), the bracket (35) is fixed at the bottom of the movable box body (5), the power supply (25) is electrically connected with the electromagnet (37), and opposite magnetic poles of the electromagnet (37) and the permanent magnet (36) are opposite; when the movable box body (5) does transverse reciprocating motion, the power supply (25) automatically and intermittently energizes the electromagnet (37).

7. The chemical raw material screening device according to claim 6, wherein a first elastic insulating block (31) is arranged on the outer side wall of the movable box body (5), a second elastic insulating block (32) corresponding to the first elastic insulating block (31) is arranged on the inner side wall of the main box body (1), a first conducting strip (33) and a second conducting strip (34) are respectively arranged on the first elastic insulating block (31) and the second elastic insulating block (32), the first conducting strip (33) is electrically connected with the electromagnet (37), and the second conducting strip (34) is electrically connected with the power supply (25); when the movable box body (5) performs transverse reciprocating motion, the first conducting strip (33) is intermittently in electrical contact with the second conducting strip (34).