A screen mechanism capable of quickly replacing the screen

Abstract

The utility model discloses a screen mechanism capable of quickly replacing a screen, comprising two symmetrically arranged bases, a square frame being arranged between the tops of the two bases, a screen being installed inside the square frame, and a quick disassembly mechanism being arranged between the square frame and the two bases; the quick disassembly mechanism comprising a groove opened at the top of the base, a horizontal bar being fixed to one side of the bottom of the square frame, the horizontal bar being located inside the groove, a rotating rod being rotatably connected to the top of the square frame, and a handle being fixed to the top of the rotating rod. The utility model relates to the technical field of mining screens. The screen mechanism capable of quickly replacing a screen, through the arrangement of the quick disassembly mechanism, realizes quick disassembly and replacement of the square frame and the screen, and can be replaced in time after the screen has been used for a long time to avoid affecting the screening effect, and does not require the use of bolts for disassembly and assembly, and has high disassembly and assembly efficiency, is convenient to operate, and is highly practical.

Description

Technical Field

[0001] The utility model relates to the technical field of mining screens, in particular to a screen mechanism capable of quickly replacing the screen. Background Art

[0002] When screening ore, a screen is needed.

[0003] Referring to the Chinese patent, a mining screen (publication number: CN219073598U, publication date: 2023-05-26), this patent solves the problem that the screen holes are often clogged after being used for a period of time. Therefore, the screen needs to be cleaned regularly, and the screen is inconvenient to clean, resulting in the problem of poor cleaning convenience of the screen. However, a large number of bolts are required for disassembly and replacement of the existing mining screen, and the disassembly and assembly steps are cumbersome and the replacement efficiency is low. In this regard, we propose a screen mechanism that can quickly replace the screen to solve the above problem. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a screen mechanism capable of quickly replacing the screen, thereby solving the problems raised in the background technology.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions: a screen mechanism capable of quickly replacing the screen, comprising two symmetrically arranged bases, a square frame is arranged between the tops of the two bases, a screen is installed inside the square frame, and a quick disassembly mechanism is arranged between the square frame and the two bases;

[0006] The quick disassembly and assembly mechanism includes a groove opened at the top of the base, a horizontal bar is fixed on one side of the bottom of the square frame, the horizontal bar is located inside the groove, the top of the square frame is rotatably connected to a rotating rod, a handle is fixed on the top of the rotating rod, the bottom end of the rotating rod passes through the square frame and the horizontal bar and extends to the inside of the groove, a round block is fixed to the bottom end of the rotating rod, baffle rods are fixed on both sides of the round block, arc grooves are opened on both sides of the inner wall of the groove, the outer surface of the baffle rod is rotatably connected to the inner surface of the arc groove, a spring is sleeved on the outer surface of the rotating rod, the top end of the spring contacts the bottom of the handle, and the bottom end of the spring contacts the top of the square frame.

[0007] Preferably, an automatic cleaning component for cleaning the mineral material on the top of the screen is provided on one side of the two bases, and the automatic cleaning component includes a horizontal plate fixed on one side of the two bases.

[0008] Preferably, a gear is rotatably connected to the top of the transverse plate, a rack is slidably connected to the top of the transverse plate, and the rack is meshed with the gear.

[0009] Preferably, a limiting plate is fixed on the top of the transverse plate, one side of the rack is slidably connected to one side of the limiting plate, and a motor is fixed on the bottom of the transverse plate.

[0010] Preferably, the output end of the motor passes through the transverse plate and extends to the top of the transverse plate, and the output end of the motor is fixed to the bottom of the gear.

[0011] Preferably, a cleaning push plate is fixed to one side of the rack, and the bottom of the cleaning push plate is slidably connected to the top of the cross plate and the screen.

[0012] Beneficial Effects

[0013] The utility model provides a screen mechanism capable of quickly replacing the screen. Compared with the prior art, it has the following beneficial effects:

[0014] (1) Through the setting of the quick disassembly and assembly mechanism, the square frame and the screen can be quickly disassembled and replaced. After the screen is used for a long time, it can be replaced in time to avoid affecting the screening effect. There is no need to use bolts for disassembly and assembly. The disassembly and assembly efficiency is high, the operation is convenient, and the practicability is very strong.

[0015] (2) By setting up the automatic cleaning component, the automatic pushing and cleaning of the mineral material on the top of the screen is realized, and manual cleaning is not required. The degree of automation is high, which improves the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0017] Figure 2 It is a cross-sectional view of the base of the utility model;

[0018] Figure 3 For this utility model Figure 2 A partial enlarged view of the middle A;

[0019] Figure 4 It is a three-dimensional diagram of the automatic cleaning component of the utility model.

[0020] In the figure: 1. base; 2. square frame; 3. screen; 4. quick disassembly and assembly mechanism; 5. automatic cleaning component; 41. groove; 42. horizontal bar; 43. rotating rod; 44. handle; 45. round block; 46. stop rod; 47. arc groove; 48. spring; 51. horizontal plate; 52. gear; 53. rack; 54. limit plate; 55. motor; 56. cleaning push plate. 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] The utility model provides two technical solutions: specifically including the following embodiments:

[0023] Example 1

[0024] See also Figure 1-Figure 3 A screen mechanism capable of quickly replacing a screen comprises two symmetrically arranged bases 1, a square frame 2 is arranged between the tops of the two bases 1, a screen 3 is installed inside the square frame 2, the screen 3 is welded inside the square frame 2, and a quick disassembly mechanism 4 is arranged between the square frame 2 and the two bases 1;

[0025] The quick disassembly and assembly mechanism 4 includes a groove 41 opened at the top of the base 1, a horizontal bar 42 is fixed on one side of the bottom of the square frame 2, the height of the horizontal bar 42 is lower than the depth of the groove 41, and the horizontal bar 42 is located inside the groove 41. A rotating rod 43 is rotatably connected to the top of the square frame 2, and a handle 44 is fixed to the top of the rotating rod 43. The bottom end of the rotating rod 43 passes through the square frame 2 and the horizontal bar 42 and extends to the inside of the groove 41. A round block 45 is fixed to the bottom end of the rotating rod 43, and baffle rods 46 are fixed on both sides of the round block 45. Arc grooves 47 are opened on both sides of the inner wall of the groove 41, and the depth of the arc groove 47 is greater than the height of the baffle rod 46. The outer surface of the baffle rod 46 is rotatably connected to the inner surface of the arc groove 47. A spring 48 is sleeved on the outer surface of the rotating rod 43, and the top of the spring 48 contacts the bottom of the handle 44, and the bottom of the spring 48 contacts the top of the square frame 2.

[0026] By setting up the quick disassembly and assembly mechanism 4, the square frame 2 and the screen 3 can be quickly disassembled and replaced. The screen 3 can be replaced in time after long-term use to avoid affecting the screening effect. There is no need to use bolts for disassembly and assembly. The disassembly and assembly efficiency is high, the operation is convenient, and the practicability is very strong.

[0027] Example 2

[0028] Based on Example 1, see Figure 4 As shown, an automatic cleaning assembly 5 for cleaning the mineral material on the top of the screen 3 is provided on one side of the two bases 1 , and the automatic cleaning assembly 5 includes a horizontal plate 51 fixed on one side of the two bases 1 .

[0029] The top of the transverse plate 51 is rotatably connected to a gear 52 , and the top of the transverse plate 51 is slidably connected to a rack 53 , which meshes with the gear 52 .

[0030] A limit plate 54 is fixed on the top of the transverse plate 51. The limit plate 54 can limit the movement of the rack 53 to ensure that the rack 53 moves forward and backward. One side of the rack 53 is slidably connected to one side of the limit plate 54. A motor 55 is fixed on the bottom of the transverse plate 51. The motor 55 is a three-phase asynchronous motor that can be reversed and is controlled by an external switch and electrically connected to an external power supply.

[0031] The output end of the motor 55 passes through the transverse plate 51 and extends to the top of the transverse plate 51 . The output end of the motor 55 is fixed to the bottom of the gear 52 .

[0032] A cleaning push plate 56 is fixed to one side of the rack 53 , and the bottom of the cleaning push plate 56 is slidably connected to the cross plate 51 and the top of the screen 3 , so that the cleaning push plate 56 can clean the mineral material on the top of the screen 3 when it moves.

[0033] By setting the automatic cleaning component 5, the automatic pushing and cleaning of the mineral material on the top of the screen 3 is realized, and manual cleaning is not required. The degree of automation is high, and the cleaning efficiency is improved.

[0034] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0035] During operation, the two horizontal bars 42 at the bottom of the square frame 2 are placed into the grooves 41, and the two handles 44 are further pressed so that the handles 44 squeeze the compression springs 48, and the handles 44 are further turned to a horizontal state. At the same time, the handles 44 drive the rotating rod 43, the round block 45 and the blocking rod 46 to rotate, so that the blocking rod 46 rotates into the arc groove 47, and the handles 44 are released. The springs 48 are reset, driving the handles 44 and the rotating rod 43 to move upward, and finally the blocking rod 46 is contacted and squeezed with the top wall of the arc groove 47, thereby realizing the installation of the screen 3. When the screen 3 needs to be disassembled and replaced, the handles 44 are turned so that the handles 44 drive the blocking rod 46 to rotate out of the arc groove 47, and the motor 55 is started, so that the motor 55 drives the gear 52 to rotate, and the gear 52 drives the rack 53 to move to one side, and the rack 53 drives the cleaning push plate 56 to slide along the top of the screen 3, thereby cleaning the mineral material on the top of the screen 3.

[0036] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A screen mechanism capable of quickly replacing a screen, comprising two symmetrically arranged bases (1), characterized in that: A square frame (2) is arranged between the tops of the two bases (1), a screen (3) is installed inside the square frame (2), and a quick disassembly mechanism (4) is arranged between the square frame (2) and the two bases (1); The quick disassembly and assembly mechanism (4) comprises a groove (41) formed on the top of the base (1); a horizontal bar (42) is fixed on one side of the bottom of the square frame (2); the horizontal bar (42) is located inside the groove (41); a rotating rod (43) is rotatably connected to the top of the square frame (2); a handle (44) is fixed to the top of the rotating rod (43); the bottom end of the rotating rod (43) passes through the square frame (2) and the horizontal bar (42) and extends to the inside of the groove (41); the rotating rod (43) is connected to the top of the square frame (2) and the horizontal bar (42); the handle (44) is fixed to the top of the rotating rod (43); the bottom end of the rotating rod (43) passes through the square frame (2) and the horizontal bar (42) and extends to the inside of the groove (41); the rotating rod (43) is connected to the top of the square frame (2) and the horizontal bar (42). A round block (45) is fixed at the bottom end of (43), and blocking rods (46) are fixed on both sides of the round block (45). Arc grooves (47) are opened on both sides of the inner wall of the groove (41), and the outer surface of the blocking rod (46) is rotatably connected to the inner surface of the arc groove (47). A spring (48) is sleeved on the outer surface of the rotating rod (43), and the top end of the spring (48) contacts the bottom of the handle (44), and the bottom end of the spring (48) contacts the top of the square frame (2).

2. A screen mechanism capable of quickly replacing a screen according to claim 1, characterized in that: An automatic cleaning component (5) for cleaning the mineral material on the top of the screen (3) is arranged on one side of the two bases (1), and the automatic cleaning component (5) comprises a horizontal plate (51) fixed on one side of the two bases (1).

3. A screen mechanism capable of quickly replacing a screen according to claim 2, characterized in that: The top of the transverse plate (51) is rotatably connected to a gear (52), and the top of the transverse plate (51) is slidably connected to a rack (53), and the rack (53) is meshed with the gear (52).

4. A screen mechanism capable of quickly replacing a screen according to claim 3, characterized in that: A limiting plate (54) is fixed on the top of the transverse plate (51), one side of the rack (53) is slidably connected to one side of the limiting plate (54), and a motor (55) is fixed on the bottom of the transverse plate (51).

5. A screen mechanism capable of quickly replacing a screen according to claim 4, characterized in that: The output end of the motor (55) passes through the transverse plate (51) and extends to the top of the transverse plate (51), and the output end of the motor (55) is fixed to the bottom of the gear (52).

6. A screen mechanism capable of quickly replacing a screen according to claim 3, characterized in that: A cleaning push plate (56) is fixed to one side of the rack (53), and the bottom of the cleaning push plate (56) is slidably connected to the top of the transverse plate (51) and the screen (3).

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