Linear vibrating screen structure capable of improving operation stability

Abstract

The linear vibrating screen structure comprises an outer shell, supporting sleeve blocks are fixedly connected to the lower ends of the front side and the rear side of the outer shell, auxiliary supporting springs are fixedly connected to the inner walls of the supporting sleeve blocks, one ends of the auxiliary supporting springs are fixedly connected with the upper end of a supporting frame, and the other ends of the auxiliary supporting springs are fixedly connected with the lower end of the supporting frame. Limiting pulleys are embedded in the side faces of the corners of the upper end of the supporting frame. According to the linear vibrating screen structure capable of improving the operation stability, effective buffering protection can be achieved through rubber materials of the screen plate and the blanking point lining plate, material impact damage is avoided, double vibration can be achieved through the supporting springs and the auxiliary supporting springs, the screening effect is better, and the service life is prolonged. And the excitation motor can detect lubricating oil through an oil level sensor, so that the lubricating oil is automatically guided in through a lubricating oil tank, a micro pump and an oil guide pipe, the sieve plate can be quickly disassembled and assembled through a splicing slot, a splicing insertion block, a fixing plate and a locking knob, and independent maintenance, replacement and use are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of linear vibration screens, in particular to a linear vibration screen structure capable of improving operation stability. Background Art

[0002] The linear screen (linear vibrating 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 oversize and undersize, which are discharged from their respective outlets. It has low energy consumption, high output, simple structure, easy maintenance, fully enclosed structure, no dust spillage, automatic discharge, and is more suitable for assembly line operation.

[0003] The existing equipment has always had problems of poor operating stability and high failure rate after use. The main problems are: 1. Spring breakage and frequent loosening of fixing bolts; 2. The vibrating screen plate and the lining plate of the drop point are prone to wear and leakage, and the overall life is short; 3. The abnormal noise and high temperature of the exciting motor lead to a high frequency of failures, and the device cannot be independently disassembled and assembled, making maintenance inconvenient. Therefore, a linear vibrating screen structure with improved operating stability is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a linear vibrating screen structure with improved operating stability, so as to solve the problems of poor operating stability and high failure rate of the equipment mentioned in the above background technology after use. The main problems are: 1. Spring breakage and frequent loosening of fixing bolts; 2. The vibrating screen plate and the lining plate of the drop point are prone to wear and leakage, and the overall life is short; 3. The vibration motor has abnormal noise and high temperature, resulting in a high frequency of failures, and the device cannot be independently disassembled and assembled, and maintenance is inconvenient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a linear vibrating screen structure with improved operation stability, comprising an outer shell, a material inlet is installed on one side of the upper end of the outer shell, and a support frame is installed on the front and rear sides of the outer shell, an auxiliary splicing block is opened on one side of the upper end of the outer shell, and the upper end of the auxiliary splicing block is fixedly connected to the material inlet, a mounting frame is installed on the lower end of the outer shell, and an exciting motor is installed on the inner wall of the mounting frame, the exciting motor is connected to the lower end of the outer shell, and an oil inlet pipe is connected and installed on one side of the exciting motor, oil level sensors are electrically connected on both sides of the oil inlet pipe, and oil guide pipes are connected and installed on both sides of one end of the oil inlet pipe, a micro pump is connected and installed on one end of the oil guide pipe, and a lubricating oil tank is connected and installed on one end of the micro pump, and the lubricating oil tank is fixedly connected to both sides of the mounting frame Fixed connection, a blanking point lining plate is installed on one side of the inner wall of the outer shell, and a discharge port is installed at the opening on the other side of the outer shell, splicing slots are opened on the front and rear sides of the inner wall of the outer shell, and a splicing block is installed on the inner wall of the splicing slot, a support spring is fixedly connected to one side of the splicing block, and a screen plate is fixedly connected between the support springs, a fixed plate is fixedly connected to the edge of one side of the screen plate, and a locking knob is installed on the fixed plate, a water retaining curtain is distributed on the upper edge of the screen plate, and the water retaining curtain is fixedly connected to the front and rear sides of the inner wall of the outer shell, a support sleeve block is fixedly connected to the lower ends of the front and rear sides of the outer shell, and an auxiliary support spring is fixedly connected to the inner wall of the support sleeve block, one end of the auxiliary support spring is fixedly connected to the upper end of the support frame, and a limiting pulley is inlaid on the side of the corner of the upper end of the support frame.

[0006] Preferably, one side of the inner wall of the feed port is an inclined structure, and the feed port is installed in a positioning splicing connection with the outer shell through an auxiliary splicing plug-in block. The position of the feed port matches the position of the drop point liner, and the drop point liner is made of rubber, and the drop point liner and the screen plate are distributed in an inclined position.

[0007] Preferably, the sieve plate is distributed in double parallel positions on the inner wall of the outer shell, and is elastically vibratingly connected to the outer shell and the support frame via support springs and auxiliary support springs, and the water retaining curtain and the support spring are distributed in an inclined covering position.

[0008] Preferably, the sieve plate is installed by plugging and splicing with the outer shell in the splicing slot through the splicing plug block, and the sieve plate is locked and fixedly connected with the outer shell on the fixing plate through the locking knob, and the sieve plate is made of rubber.

[0009] Preferably, the shape of the opening on one side of the discharge port matches the shape of the opening on one side of the outer shell, and the lower end of the inner wall of the discharge port is parallel to the upper end of the screen plate, and the discharge port is distributed in three groups of stepped positions on one side of the outer shell.

[0010] Preferably, the lubricating oil tank is suction-connected to the exciting motor on the oil guide pipe through a micro pump, and the lubricating oil tank, the micro pump and the oil guide pipe are distributed in two groups of symmetrical positions on the mounting frame, the oil level sensor is symmetrically plug-distributed on the exciting motor, and the oil level sensor is electrically connected to the micro pump.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the linear vibrating screen structure with improved operating stability can be effectively buffered and protected by the rubber material of the screen plate and the drop point lining plate to avoid damage caused by material impact, and can perform double vibration through the support spring and the auxiliary support spring, so that the screening effect is better, and the exciting motor can detect the lubricating oil through the oil level sensor, so as to automatically introduce the lubricating oil through the lubricating oil tank, micro pump and oil guide pipe, and the screen plate can be quickly disassembled and assembled through the splicing slot, splicing block, fixing plate and locking knob, which is convenient for independent maintenance and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a front view of a linear vibrating screen structure for improving operating stability according to the utility model;

[0013] Figure 2 This is a cross-sectional view of the structure of a linear vibrating screen for improving operating stability according to the utility model;

[0014] Figure 3 This is a side cross-sectional view of a linear vibrating screen structure for improving operating stability according to the utility model;

[0015] Figure 4 The utility model is a linear vibrating screen structure for improving operation stability Figure 2 Enlarged view of point A in the middle;

[0016] Figure 5 The utility model is a linear vibrating screen structure for improving operation stability Figure 2 Enlarged view of point B in the middle;

[0017] Figure 6 The utility model is a linear vibrating screen structure for improving operation stability Figure 2 Enlarged view of point C in the middle;

[0018] Figure 7 The utility model is a linear vibrating screen structure for improving operation stability Figure 2 Enlarged view of point D in the middle;

[0019] Figure 8 The utility model is a linear vibrating screen structure for improving operation stability Figure 3 Enlarged view of point E in the middle.

[0020] In the figure: 1. outer shell, 2. feed inlet, 3. support frame, 4. sieve plate, 5. support sleeve, 6. discharge port, 7. lubricating oil tank, 8. mounting frame, 9. excitation motor, 10. drop point lining plate, 11. water retaining curtain, 12. support spring, 13. auxiliary splicing plug-in block, 14. auxiliary support spring, 15. limit pulley, 16. micro pump, 17. oil guide pipe, 18. oil level sensor, 19. splicing slot, 20. splicing plug-in block, 21. fixing plate, 22. locking knob, 23. oil inlet pipe. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-8 The utility model provides a technical solution: a linear vibrating screen structure with improved running stability, including an outer shell 1, a feed port 2, a support frame 3, a screen plate 4, a support sleeve 5, a feed port 6, a lubricating oil tank 7, a mounting frame 8, an exciting motor 9, a drop point lining plate 10, a water retaining curtain 11, a support spring 12, an auxiliary splicing plug-in block 13, an auxiliary support spring 14, a limit pulley 15, a micro pump 16, an oil guide pipe 17, an oil level sensor 18, a splicing slot 19, a splicing plug-in block 20, a fixing plate 21, a locking knob 22 and an oil inlet. Tube 23, a feed port 2 is installed on one side of the upper end of the outer shell 1, and a support frame 3 is installed on the front and rear sides of the outer shell 1, one side of the inner wall of the feed port 2 is an inclined structure, and the feed port 2 is connected and installed with the outer shell 1 in a positioning splicing manner through an auxiliary splicing plug-in block 13, the position of the feed port 2 matches the position of the drop point liner 10, and the drop point liner 10 is made of rubber, and the drop point liner 10 and the screen plate 4 are distributed in an inclined position, so that the feed port 2 is convenient for stable feeding, and the material can be buffered and diverted through the drop point liner 10 to avoid damage.

[0023] An auxiliary splicing plug-in block 13 is provided on one side of the upper end of the outer shell 1, and the upper end of the auxiliary splicing plug-in block 13 is fixedly connected with the feed port 2, a mounting frame 8 is installed on the lower end of the outer shell 1, and an exciting motor 9 is installed on the inner wall of the mounting frame 8, the exciting motor 9 is connected to the lower end of the outer shell 1, and an oil inlet pipe 23 is installed on one side of the exciting motor 9, and the oil level sensor 18 is electrically connected to both sides of the oil inlet pipe 23, and an oil guide pipe 17 is installed on both sides of one end of the oil inlet pipe 23, and one end of the oil guide pipe 17 is installed A micro pump 16 is provided, and one end of the micro pump 16 is connected to a lubricating oil tank 7, the lubricating oil tank 7 is suction-connected to the exciting motor 9 on the oil guide pipe 17 through the micro pump 16, and the lubricating oil tank 7, the micro pump 16 and the oil guide pipe 17 are distributed in two groups of symmetrical positions on the mounting frame 8, the oil level sensor 18 is symmetrically plug-in distributed on the exciting motor 9, and the oil level sensor 18 is electrically connected to the micro pump 16, so that the lubricating oil tank 7 can be conveniently stably guided to conduct oil, and the lubrication effect is more stable.

[0024] The lubricating oil tank 7 is fixedly connected to both sides of the mounting frame 8, a drop point lining plate 10 is installed on one side of the inner wall of the outer shell 1, and a discharge port 6 is installed at the opening on the other side of the outer shell 1, and the shape of the opening on one side of the discharge port 6 matches the shape of the opening on one side of the outer shell 1, and the lower end of one side of the inner wall of the discharge port 6 is parallel to the upper end of the screen plate 4, and the discharge port 6 is distributed in three groups of stepped positions on one side of the outer shell 1, so that the discharge port 6 can separate and divert the screened materials, making collection more convenient.

[0025] Splicing slots 19 are provided on the front and rear sides of the inner wall of the outer shell 1, and a splicing plug-in block 20 is inserted and installed on the inner wall of the splicing slot 19, a supporting spring 12 is fixedly connected to one side of the splicing plug-in block 20, and a sieve plate 4 is fixedly connected between the supporting springs 12, the sieve plate 4 is distributed in a double-layer parallel position on the inner wall of the outer shell 1, and the sieve plate 4 is elastically vibratedly connected to the outer shell 1 and the support frame 3 through the supporting spring 12 and the auxiliary supporting spring 14, and the water retaining curtain 11 and the supporting spring 12 are distributed in an inclined covering position, so that the vibration effect of the sieve plate 4 is better, and the water retaining curtain 11 can wrap the supporting spring 12 to resist it, so as to avoid a humid operating environment.

[0026] The sieve plate 4 is installed by plugging and splicing with the outer shell 1 in the splicing slot 19 through a splicing plug block 20, and the sieve plate 4 is locked and fixedly connected to the outer shell 1 on the fixing plate 21 through a locking knob 22. The sieve plate 4 is made of rubber, which makes it easy and quick for the sieve plate 4 to be independently pulled out and disassembled, and convenient for maintenance and use. A fixing plate 21 is fixedly connected to an edge of one side of the sieve plate 4, and a locking knob 22 is plugged and installed on the fixing plate 21. A water retaining curtain 11 is distributed on the upper edge of the sieve plate 4, and the water retaining curtain 11 is fixedly connected to the front and rear sides of the inner wall of the outer shell 1. A support sleeve block 5 is fixedly connected to the lower end of the front and rear sides of the outer shell 1, and an auxiliary support spring 14 is fixedly connected to the inner wall of the support sleeve block 5, one end of the auxiliary support spring 14 is fixedly connected to the upper end of the support frame 3, and a limiting pulley 15 is inlaid and installed on the side corner of the upper end of the support frame 3.

[0027] Working principle: When using the linear vibrating screen structure with improved operation stability, first connect the power supply, then inject the material through the feed port 2, and support and guide the flow through the drop point lining plate 10, then start the exciting motor 9, drive the screen plate 4 to perform double elastic vibration screening through the support spring 12 and the auxiliary support spring 14, and then perform two-layer screening through the screen plate 4, and carry out three-way material export through the discharge port 6. When the exciting motor 9 is running, the lubricating oil can be detected through the oil level sensor 18. When the oil is insufficient, it can be automatically introduced through the micro pump 16, the oil guide pipe 17 and the oil inlet pipe 23. When the screen plate 4 needs to be cleaned, the water retaining curtain 11 can be used to block and guide the flow to prevent the support spring 12 from being damaged by moisture and corrosion. When the screen plate 4 needs to be replaced, it can be unlocked through the locking knob 22, and it can be independently pulled out and disassembled through the splicing slot 19 and the splicing plug 20 for maintenance. This is the use process of the linear vibrating screen structure with improved operation stability.

[0028] 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 linear vibrating screen structure with improved operating stability, comprising an outer shell (1), a material inlet (2) being installed on one side of the upper end of the outer shell (1), and support frames (3) being installed on the front and rear sides of the outer shell (1), characterized in that: An auxiliary splicing plug-in block (13) is provided on one side of the upper end of the outer shell (1), and the upper end of the auxiliary splicing plug-in block (13) is fixedly connected to a feed port (2); a mounting frame (8) is installed on the lower end of the outer shell (1), and an exciting motor (9) is installed on the inner wall of the mounting frame (8); the exciting motor (9) is connected to the lower end of the outer shell (1), and an oil inlet pipe (23) is installed on one side of the exciting motor (9); both sides of the oil inlet pipe (23) are electrically connected to an oil level sensor (18), and both sides of one end of the oil inlet pipe (23) are installed on both sides in a connected manner; a micro pump (16) is installed on one end of the oil inlet pipe (17), and a lubricating oil tank (7) is installed on one end of the micro pump (16), and the lubricating oil tank (7) is fixedly connected to both sides of the mounting frame (8); a material drop point lining plate (10) is installed on one side of the inner wall of the outer shell (1), and a material outlet is installed on the other side of the opening of the outer shell (1). (6), the front and rear sides of the inner wall of the outer shell (1) are provided with splicing slots (19), and the inner wall of the splicing slots (19) is plugged with a splicing plug block (20), one side of the splicing plug block (20) is fixedly connected to a support spring (12), and a sieve plate (4) is fixedly connected between the support springs (12), one side edge of the sieve plate (4) is fixedly connected to a fixing plate (21), and a locking knob (22) is plugged and installed on the fixing plate (21), a water retaining curtain (11) is distributed on the upper edge of the sieve plate (4), and the water retaining curtain (11) is fixedly connected to the front and rear sides of the inner wall of the outer shell (1), the lower ends of the front and rear sides of the outer shell (1) are fixedly connected to a support sleeve (5), and the inner wall of the support sleeve (5) is fixedly connected to an auxiliary support spring (14), one end of the auxiliary support spring (14) is fixedly connected to the upper end of the support frame (3), and a limiting pulley (15) is inlaid and installed on the corner side of the upper end of the support frame (3).

2. A linear vibrating screen structure for improving operation stability according to claim 1, characterized in that: One side of the inner wall of the feed port (2) is an inclined structure, and the feed port (2) is connected and installed with the outer shell (1) in a positioning splicing manner through an auxiliary splicing plug block (13), the position of the feed port (2) matches the position of the drop point liner (10), and the drop point liner (10) is made of rubber, and the drop point liner (10) and the screen plate (4) are distributed in an inclined position.

3. A linear vibrating screen structure for improving operation stability according to claim 2, characterized in that: The sieve plate (4) is distributed in a double-layer parallel position on the inner wall of the outer shell (1), and the sieve plate (4) is connected to the outer shell (1) and the support frame (3) in a double group of elastic vibration via a support spring (12) and an auxiliary support spring (14), and the water retaining curtain (11) and the support spring (12) are distributed in an inclined covering position.

4. A linear vibrating screen structure for improving operation stability according to claim 3, characterized in that: The sieve plate (4) is installed in a splicing slot (19) by inserting and splicing with the outer shell (1) via a splicing plug block (20), and the sieve plate (4) is locked and fixedly connected to the outer shell (1) on a fixing plate (21) via a locking knob (22), and the sieve plate (4) is made of rubber.

5. A linear vibrating screen structure for improving operation stability according to claim 4, characterized in that: The shape of the opening on one side of the discharge port (6) matches the shape of the opening on one side of the outer shell (1), and the lower end of the inner wall of the discharge port (6) is arranged in parallel with the upper end of the sieve plate (4), and the discharge port (6) is arranged in three groups of stepped positions on one side of the outer shell (1).

6. A linear vibrating screen structure for improving operation stability according to claim 5, characterized in that: The lubricating oil tank (7) is connected to the exciting motor (9) on the oil guide pipe (17) by suction via a micro pump (16), and the lubricating oil tank (7), the micro pump (16) and the oil guide pipe (17) are distributed in two groups of symmetrical positions on the mounting frame (8), and the oil level sensor (18) is symmetrically plugged and distributed on the exciting motor (9), and the oil level sensor (18) is electrically connected to the micro pump (16).

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