Linear screen with high-precision structure

Abstract

The utility model discloses a high-precision structure linear screen which comprises a shell, a top cover is hinged to the top end of the shell, a first clamping base is fixedly connected to the top of the inner wall of the shell, a first screen is clamped to the inner wall of the first clamping base, a second clamping base is fixedly connected to the bottom of the inner wall of the shell, and a second screen is clamped to the inner wall of the second clamping base. A dust storage box is fixedly installed on one side of the top end of the bottom frame, dust suction heads are fixedly connected to the two sides of the bottom end of the top cover, containing grooves are formed in the two sides of the inner wall of the first clamping base and the two sides of the inner wall of the second clamping base, limiting plates are slidably connected to the inner walls of the containing grooves, and limiting grooves are formed in the two sides of the first screen and the two sides of the second screen. According to the linear screen of the high-precision structure, the screen cloth in the linear screen is convenient to disassemble and assemble, the screen cloth is convenient to take out to clean blockages and maintain when blockage occurs, and the linear screen can collect flying dust and chippings generated when materials are screened, so that the interior of the linear screen is convenient to clean.

Description

Technical Field

[0001] The utility model relates to the technical field of linear screens, in particular to a linear screen with a high-precision structure. Background Art

[0002] Linear screen is a common screening equipment, widely used in screening and grading of granular materials.

[0003] The linear screen uses the vibration motor as the vibration source to throw the material on the screen and move forward linearly. The material enters the feed port of the screening machine evenly from the feeder, and passes through the multi-layer screen to produce several specifications of the screened material and the screened material, which are discharged from their respective outlets. However, the existing linear screen has the following disadvantages:

[0004] Existing linear screens are often equipped with multiple levels of screens, but when the screens are blocked, it is inconvenient to disassemble, which is not conducive to removing the screens to clean the blockages and perform maintenance;

[0005] The existing linear screen generates a lot of dust when vibrating and screening particulate materials, but lacks a collection structure for the dust and debris, which makes it inconvenient to clean the linear screen. Utility Model Content

[0006] The purpose of the utility model is to provide a high-precision linear screen to solve the problem that the existing linear screens mentioned in the above background technology are often provided with multiple levels of screens, but when the screens are blocked, it is not convenient to disassemble, which is not conducive to taking out the screens to clean the blockages and performing maintenance. When the linear screen vibrates and screens particulate materials, more dust will be generated, but there is a lack of a collection structure for these dust and debris, resulting in inconvenient cleaning inside the linear screen.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision linear screen, comprising a shell, a top cover hinged on the top of the shell, a base one is fixedly connected to the top of the inner wall of the shell, a screen one is engaged with the inner wall of the base one, a base two is fixedly connected to the bottom of the inner wall of the shell, a screen two is engaged with the inner wall of the base two, a dust collector head is fixedly connected to both sides of the bottom end of the top cover, a receiving groove is provided on both sides of the inner wall of the base one and the inner wall of the base two, a limiting groove is slidably connected to the inner wall of the receiving groove, a limiting groove is provided on both sides of the screen one and the two sides of the screen two, an electromagnet is fixedly embedded in the middle of one side of the inner wall of the receiving groove, an iron sheet is fixedly embedded in the middle of the limiting plate, and a vibration motor is fixedly installed on both sides of the middle of the bottom end of the shell.

[0008] When a high-precision linear screen of the present technical solution is used, the screen inside the linear screen is easy to disassemble and assemble, and when blockage occurs, it is convenient to remove the screen to clean the blockage and perform maintenance. The linear screen can collect dust and debris generated during material screening, making it easy to clean the linear screen.

[0009] As a preferred technical solution of the utility model, both ends of the two sides of the shell are fixedly connected with springs 1, the bottom ends of the four springs 1 are fixedly connected with pillars, the bottom ends of the four pillars are fixedly connected with a bottom frame, a dust storage box is fixedly installed on one side of the top of the bottom frame, the top of the dust storage box is fixedly connected with a three-way pipe, both sides of the top of the three-way pipe are fixedly connected with air ducts, and the tops of the two air ducts are fixedly connected with two dust collector heads respectively. With the cooperation of springs 1, the vibration motor can drive the screen in the shell to vibrate.

[0010] As a preferred technical solution of the utility model, both ends of one side of the inner wall of the accommodating groove are provided with grooves, the inner walls of the two grooves are fixedly connected with springs 2, and one end of the two springs 2 is fixedly connected with a limiting plate, and the limiting plate is engaged with the inner wall of the limiting groove. The limiting plate is inserted into the limiting groove to lock the position of the screen.

[0011] As a preferred technical solution of the utility model, a fan is fixedly installed on the top of the dust storage box, a filter is engaged at the input end of the fan, and the input end of the fan is connected to the inside of the dust storage box. The filter can filter and block dust in the dust storage box.

[0012] As a preferred technical solution of the utility model, a cover plate is fixedly mounted on the side wall of the dust storage box by bolts. After the cover plate is removed, dust and debris in the dust storage box can be discharged.

[0013] As a preferred technical solution of the utility model, one end of the shell is fixedly connected with three discharge nozzles, and the bottom end of the discharge nozzle is fixedly connected with a feed opening. The screened materials are discharged from each feed opening respectively.

[0014] As a preferred technical solution of the utility model, the aperture size of the screen 1 is larger than the aperture size of the screen 2, and both sides of the top of the screen 1 and both sides of the top of the screen 2 are fixedly connected with handles. The handles are provided to facilitate the extraction of the screen.

[0015] As a preferred technical solution of the utility model, one side of the top of the top cover is fixedly connected with a feed port, and the material is evenly fed into the shell from the feed port.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] After opening the top cover, the electromagnet in the card seat is activated to absorb the limit plate with the iron sheet and retract it into the accommodating groove, so that the screen can be unlocked and disassembled. After the screen is cleaned and installed on the card seat, the electromagnet is turned off, so that the limit plate is clamped into the limit groove on the side of the screen under the action of the second spring to fix its position. In this way, the screen in the linear screen is easy to disassemble and assemble, and it is convenient to take out the screen to clean the blockage and perform maintenance when it is blocked.

[0018] 2. By starting the fan during the screening of materials by the linear screen, the dust generated in the shell can be sucked in with the help of two dust suction heads, transported to the dust storage box through the air duct and the three-way pipe, and collected in the dust storage box under the obstruction of the filter. In this way, the linear screen can collect the dust and debris generated during the screening of materials, making it easy to clean the linear screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 A top view of a screen of the utility model;

[0022] Figure 4 It is a top cross-sectional view of the receiving groove of the utility model;

[0023] Figure 5 It is a side sectional view of the dust storage box of the present utility model.

[0024] In the figure: 1. bottom frame; 2. pillar; 3. spring 1; 4. shell; 5. top cover; 6. feed port; 7. discharge nozzle; 8. discharge port; 9. holder 1; 10. screen 1; 11. handle; 12. holder 2; 13. screen 2; 14. dust storage box; 15. fan; 16. filter; 17. cover plate; 18. three-way pipe; 19. air duct; 20. dust collector head; 21. accommodating groove; 22. limit plate; 23. limit groove; 24. groove; 25. spring 2; 26. electromagnet; 27. iron sheet; 28. vibration motor. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5The utility model provides a high-precision linear screen structure, including a shell 4, a top cover 5 is hinged on the top of the shell 4, a card seat 9 is fixedly connected to the top of the inner wall of the shell 4, a screen 10 is clamped on the inner wall of the card seat 9, a card seat 2 is fixedly connected to the bottom of the inner wall of the shell 4, a screen 13 is clamped on the inner wall of the card seat 21, and a dust collector 20 is fixedly connected on both sides of the bottom end of the top cover 5 for sucking and removing dust, a receiving groove 21 is provided on both sides of the inner wall of the card seat 9 and the inner wall of the card seat 2 12, and a limiting groove 23 is provided on the inner wall of the receiving groove 21. An electromagnet 26 is fixedly embedded in the middle of one side of the inner wall of the receiving groove 21, and an iron sheet 27 is fixedly embedded in the middle of the limiting plate 22 for disassembly and assembly of the screen, and a vibration motor 28 is fixedly installed on both sides of the middle of the bottom end of the shell 4 to provide an exciting force.

[0027] When in use, after opening the top cover 5 of the linear screen, the electromagnet 26 in the holder is started or closed to make the limit plate 22 disengage from or snap into the limit groove 23 of the screen frame accordingly, so that the screen can be disassembled or installed. As a result, the screen in the linear screen is easy to disassemble and assemble, and it is convenient to take out the screen to clean the blockage and perform maintenance when blockage occurs.

[0028] The two ends of both sides of the shell 4 are fixedly connected with springs 13, the bottom ends of four springs 13 are fixedly connected with pillars 2, the bottom ends of four pillars 2 are fixedly connected with the bottom frame 1, a dust storage box 14 is fixedly installed on one side of the top of the bottom frame 1, the top of the dust storage box 14 is fixedly connected with a three-way pipe 18, both sides of the top of the three-way pipe 18 are fixedly connected with air ducts 19, and the tops of the two air ducts 19 are respectively fixedly connected with two dust suction heads 20 for collecting dust and debris, one end of the shell 4 is fixedly connected with three discharge nozzles 7, the bottom end of the discharge nozzle 7 is fixedly connected with a feed port 8 for discharging, the aperture size of the screen 10 is larger than the aperture size of the screen 2 13, both sides of the top of the screen 10 and both sides of the top of the screen 2 13 are fixedly connected with handles 11 for easy lifting, and one side of the top of the top cover 5 is fixedly connected with a feed port 6 for feeding.

[0029] When in use, with the cooperation of spring 13, two vibration motors 28 can be started to drive the two-stage screens in the shell 4 to vibrate, and granular materials are put in from the feed port 6. Larger materials will be blocked on the surface of screen 10, medium materials will pass through screen 10 but be blocked on the surface of screen 2 13, and smaller materials will pass through screen 2 13 and fall to the bottom end of the shell 4. Finally, these materials are discharged from the discharge port 8 below the three discharge nozzles 7 at the end. The screening accuracy is high. When the screen is inserted, the handle 11 is provided to facilitate its removal and placement.

[0030] Grooves 24 are provided at both ends of one side of the inner wall of the accommodating groove 21, and springs 25 are fixedly connected to the inner walls of the two grooves 24, and one end of the two springs 25 is fixedly connected to the limiting plate 22, and the limiting plate 22 is engaged with the inner wall of the limiting groove 23 to play a locking role.

[0031] When in use, when the screen is cleaned and installed, the screen is clamped into the holder, and the electromagnet 26 is turned off, so that the limit plate 22 is clamped into the limit groove 23 on the side of the screen under the action of the spring 25, thereby fixing its position.

[0032] A fan 15 is fixedly installed on the top of the dust storage box 14, and a filter 16 is engaged with the input end of the fan 15 to play a filtering role. The input end of the fan 15 is connected to the interior of the dust storage box 14, and a cover plate 17 is fixedly installed on the side wall of the dust storage box 14 by bolts, which can be disassembled.

[0033] When in use, by starting the fan 15 during the screening of materials by the linear screen, the dust generated in the shell can be sucked in with the help of two dust suction heads 20, transported to the dust storage box 14 through the air duct 19 and the three-way pipe 18, and collected in the dust storage box 14 under the obstruction of the filter 16. In this way, the linear screen can collect dust and debris generated during material screening.

[0034] When in use, the utility model is a high-precision linear screen. When working, two vibration motors 28 are started to drive the two-stage screens in the shell 4 to vibrate, and granular materials are put in from the feed port 6. Larger materials will be blocked on the surface of the screen 10, medium materials will pass through the screen 10 but will be blocked on the surface of the screen 2 13, and smaller materials will pass through the screen 2 13 and fall to the bottom of the shell 4. Finally, these materials are discharged from the discharge port 8 below the three discharge nozzles 7 at the end, respectively. The screening accuracy is high. After opening the top cover 5 of the linear screen, the electromagnet 26 in the card seat is started to adsorb the limit plate 22 with the iron sheet 27 and retract it into the accommodating groove 21, and the screen can be unlocked. Disassemble under the net. When the screen is cleaned and installed on the holder, turn off the electromagnet 26, so that the limit plate 22 is stuck in the limit groove 23 on the side of the screen under the action of the spring 25 to fix its position. The screen in the linear screen is easy to disassemble and assemble. When blockage occurs, it is convenient to take out the screen to clean the blockage and perform maintenance. By starting the fan 15 during the screening of the material by the linear screen, the dust generated in the shell can be sucked in with the help of two dust suction heads 20, and transported to the dust storage box 14 through the air duct 19 and the three-way pipe 18, and collected in the dust storage box 14 under the obstruction of the filter 16. Therefore, the linear screen can collect the dust and debris generated during the material screening, making the cleaning inside the linear screen convenient.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A high-precision structural linear screen, comprising a housing (4), characterized in that: The top end of the shell (4) is hingedly connected to a top cover (5); the top of the inner wall of the shell (4) is fixedly connected to a first card seat (9); the inner wall of the first card seat (9) is engaged with a first screen (10); the bottom of the inner wall of the shell (4) is fixedly connected to a second card seat (12); the inner wall of the second card seat (12) is engaged with a second screen (13); both sides of the bottom end of the top cover (5) are fixedly connected to a dust collector head (20); the inner wall of the first card seat (9) and the inner wall of the second card seat (12) are connected to the second card seat (13); ) are provided with accommodating grooves (21) on both sides of the inner wall, the inner wall of the accommodating groove (21) is slidably connected to a limiting plate (22), both sides of the screen mesh 1 (10) and both sides of the screen mesh 2 (13) are provided with limiting grooves (23), an electromagnet (26) is fixedly embedded in the middle of one side of the inner wall of the accommodating groove (21), an iron sheet (27) is fixedly embedded in the middle of the limiting plate (22), and vibration motors (28) are fixedly installed on both sides of the middle of the bottom end of the shell (4).

2. A high-precision structural linear screen according to claim 1, characterized in that: Both ends of both sides of the shell (4) are fixedly connected to springs 1 (3), the bottom ends of four springs 1 (3) are fixedly connected to pillars (2), the bottom ends of the four pillars (2) are fixedly connected to a bottom frame (1), a dust storage box (14) is fixedly mounted on one side of the top of the bottom frame (1), the top of the dust storage box (14) is fixedly connected to a three-way pipe (18), both sides of the top of the three-way pipe (18) are fixedly connected to air ducts (19), and the tops of the two air ducts (19) are fixedly connected to two dust collector heads (20) respectively.

3. A high-precision structural linear screen according to claim 1, characterized in that: Grooves (24) are provided at both ends of one side of the inner wall of the accommodating groove (21), the inner walls of the two grooves (24) are fixedly connected with springs 2 (25), and one end of the two springs 2 (25) is fixedly connected to the limiting plate (22), and the limiting plate (22) is engaged with the inner wall of the limiting groove (23).

4. A high-precision structural linear screen according to claim 2, characterized in that: A fan (15) is fixedly mounted on the top of the dust storage box (14); a filter screen (16) is engaged at the input end of the fan (15); and the input end of the fan (15) is in communication with the interior of the dust storage box (14).

5. A high-precision structural linear screen according to claim 2, characterized in that: A cover plate (17) is fixedly mounted on the side wall of the dust storage box (14) by means of bolts.

6. A high-precision structural linear screen according to claim 1, characterized in that: One end of the housing (4) is fixedly connected to three discharge nozzles (7), and the bottom end of the discharge nozzle (7) is fixedly connected to a discharge port (8).

7. A high-precision structural linear screen according to claim 1, characterized in that: The aperture size of the sieve one (10) is larger than the aperture size of the sieve two (13), and both sides of the top of the sieve one (10) and both sides of the top of the sieve two (13) are fixedly connected with handles (11).

8. The high-precision structured linear screen according to claim 1, characterized in that: One side of the top end of the top cover (5) is fixedly connected to a feed port (6).

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