Construction waste screening machine with adjustable screening precision

Abstract

The utility model discloses a construction waste screening machine with adjustable screening precision. The construction waste screening machine comprises an adjusting mechanism, a first driving motor and a second driving motor, wherein the first driving motor and the second driving motor are mounted on one side of the adjusting mechanism; a vibrating mechanism and a double-shaft motor mounted in the vibrating mechanism are arranged in the adjusting mechanism; the adjusting mechanism comprises a distinguishing box, one side of the top of the distinguishing box is fixedly connected with a fixed frame, and one side of the fixed frame is fixedly connected with a first driving motor; wherein the output end of the first driving motor penetrates through the fixing frame and is fixedly connected with a worm, the two ends of the worm are rotationally connected with the fixing frame, and one side of the worm is connected with a worm gear in an engaged mode; the size of the hole diameter of the screen can be adjusted according to the actual situation by arranging the adjusting mechanism, so that the practicability of the equipment is improved, the second screening net frame can be rapidly driven to vibrate up and down by arranging the vibrating mechanism, and waste can be screened.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, concretely is a building waste screening machine with adjustable screening precision. BACKGROUND

[0002] Construction waste refers to the muck, spoil, waste and other wastes generated by construction, construction units or individuals in the construction, laying or demolition, repair process, which is separated by physical or mechanical means according to different size and material of waste, so as to facilitate subsequent resource utilization or environmental disposal.

[0003] The sand and stone screening mechanism of building waste disclosed in publication No. CN219560384U is provided with an automatic vibration screening structure on the device, which is mainly composed of a support frame, a gasket, a vibration motor, a spring frame, a fixed frame and a screening net. The sand and stone to be screened is placed on the upper end of the support frame and supported by the fixed frame and the screening net. The vibration motor at the upper end of the gasket is started to vibrate, and the spring frame also vibrates, so that the fixed frame connected therewith vibrates violently. The sand and stone with smaller size is effectively vibrated and leaked from the screening net and supported and stored by the conveying belt. The staff does not need to manually vibrate. After vibration, the support frame is lifted by the handle, and the sand and stone with large particles is discharged from the upper end, which is convenient for screening and collecting, thereby improving the convenience of device use. However, the patent still has the following problems in actual use:

[0004] Although the sand and stone screening mechanism of building waste effectively vibrates and leaks the sand and stone with smaller size from the screening net through the conveying belt support, the size of the screen mesh cannot be adjusted according to the size of the screened material, thereby reducing the accuracy of the equipment screening.

[0005] A building waste screening machine with adjustable screening precision is proposed to solve the problems mentioned above. Utility model content

[0006] The utility model aims at providing a building waste screening machine with adjustable screening precision to solve the problem that the sand and stone with smaller size is effectively vibrated and leaked from the screening net through the conveying belt support, but the size of the screen mesh cannot be adjusted according to the size of the screened material, thereby reducing the accuracy of the equipment screening.

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a building waste screening machine with adjustable screening precision, comprising an adjusting mechanism, a first driving motor and a second driving motor installed on one side of the adjusting mechanism;

[0008] The inside of the adjusting mechanism is provided with a vibration mechanism, and a double-shaft motor installed in the inside of the vibration mechanism;

[0009] Further comprising:

[0010] The adjusting mechanism comprises a distinguishing box, one side of the top of the distinguishing box is fixedly connected with a fixed frame, one side of the fixed frame is fixedly connected with a first driving motor;

[0011] The output end of the first driving motor penetrates through the fixed frame and is fixedly connected with a worm, both ends of the worm are rotationally connected with the fixed frame, and one side of the worm is meshingly connected with a worm wheel.

[0012] The inside of the worm wheel is fixedly connected with a support at the central position, the bottom end of the support is rotationally connected with the fixed frame, and the top end of the support penetrates through the fixed frame and is fixedly connected with a crushing chamber.

[0013] Preferably, the top end of the crushing chamber is fixedly connected with a feeding hopper, one side of the crushing chamber is meshingly connected with a second driving motor, the output end of the second driving motor penetrates through the crushing chamber and is fixedly connected with a first crushing roller, and the end of the first crushing roller away from the second driving motor penetrates through the crushing chamber and is fixedly connected with a driving wheel.

[0014] Preferably, one end of the driving wheel is rotationally connected with a protective cover, one side of the protective cover is fixedly connected with the crushing chamber, one side of the driving wheel is meshingly connected with a driven wheel, the inside of the driven wheel is fixedly connected with a second crushing roller at the central position, both ends of the second crushing roller are rotationally connected with the crushing chamber, and the bottom end of the crushing chamber is fixedly connected with a discharging hopper.

[0015] Preferably, a screening frame is arranged below the discharging hopper, the bottom of the screening frame is fixedly connected with the distinguishing box, a ratchet groove is formed in the inside of the top end of the screening frame, an arc-shaped block is attached to one side of the ratchet groove, a cylinder is rotationally connected to the inside of one end of the arc-shaped block, a first screening net frame is fixedly connected to one end of the cylinder, a baffle is fixedly connected to one side of the first screening net frame close to the cylinder, an arc-shaped plate is attached to one side of the arc-shaped block away from the baffle, a positioning sleeve is threadedly connected to the outside of one end of the arc-shaped plate, and one side of the positioning sleeve is fixedly connected with the first screening net frame.

[0016] Preferably, the vibration mechanism comprises a base, the bottom of the base is fixedly connected with the screening frame, a movable frame is slidingly connected to the top of the base, and first spring columns are symmetrically fixedly connected to the left and right sides of the movable frame.

[0017] Preferably, a limiting column is sleeved to the outside of one end of the first spring column, the bottom end of the limiting column is fixedly connected with the base, a sliding frame is slidingly connected to the inside of the movable frame, and second spring columns are symmetrically arranged at both ends of the sliding frame.

[0018] Preferably, both ends of the second spring column are fixedly connected with the movable frame, both sides inside the sliding frame are fixedly connected with the double-shaft motor, the output end of the double-shaft motor penetrates through the sliding frame and is fixedly connected with the counterweight, the center position of the top side of the sliding frame is fixedly connected with the top rod in a symmetrical manner, the top end of the top rod is fixedly connected with the second screening net frame, and the top side of the second screening net frame is attached to the first screening net frame.

[0019] Compared with the prior art, the building waste screening machine with adjustable screening precision has the advantages that the size of the screen mesh aperture can be adjusted according to actual conditions through the adjusting mechanism, thereby improving the practicability of the equipment, and the second screening net frame can be rapidly driven to vibrate up and down through the vibration mechanism, so that the waste can be screened.

[0020] 1. The adjusting mechanism can adjust the size of the screen mesh aperture according to actual conditions, thereby improving the practicability of the equipment, the first drive motor drives the worm to rotate, the meshing effect between the worm and the worm gear is utilized, thereby driving the support and the crushing bin to rotate, the first crushing roller and the driving wheel are driven to rotate by the second drive motor, the meshing effect between the driving wheel and the driven wheel is utilized, thereby driving the second crushing roller to rotate, the cooperation between the second crushing roller and the first crushing roller is utilized, thereby preliminarily crushing the waste, facilitating subsequent screening of the waste, the cooperation between the ratchet groove and the arc block can fix the position of the first screening net frame, avoiding rotation of the first screening net frame during screening, and the cooperation between the first screening net frame and the second screening net frame can change the size of the screen mesh aperture;

[0021] 2. The vibration mechanism can rapidly drive the second screening net frame to vibrate up and down, thereby screening the waste, the counterweight is driven to rotate by the double-shaft motor, the installation directions of each counterweight are different, thereby enabling the sliding frame to move up and down in the movable frame, thereby driving the screen to vibrate up and down, and thereby screening the waste. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a whole structure schematic view of the utility model;

[0023] Figure 2 It is a whole structure schematic view of the utility model; Figure 1 It is an enlarged structure schematic view of A in the utility model;

[0024] Figure 3 It is a whole structure schematic view of the utility model; Figure 1 It is a top view structure schematic view of the crushing bin in the utility model;

[0025] Figure 4For the utility model Figure 1 The overhead structure schematic diagram of the middle screen frame is shown in the figure.

[0026] Figure 5 For the utility model Figure 4 The enlarged structure schematic diagram of the middle B is shown in the figure.

[0027] Figure 6 For the utility model Figure 1 The overhead structure schematic diagram of the middle second screen net frame is shown in the figure.

[0028] Figure 7 For the utility model Figure 1 The enlarged structure schematic diagram of the middle vibration mechanism is shown in the figure.

[0029] Figure 8 For the utility model Figure 7 The enlarged structure schematic diagram of the middle base is shown in the figure.

[0030] In the figure: 1, adjusting mechanism;101, distinguish box;102, fixed frame;103, first drive motor;104, worm;105, worm wheel;106, support;107, crushing bin;108, feeding hopper;109, second drive motor;110, first crushing roller;111, driving wheel;112, protective cover;113, driven wheel;114, second crushing roller;115, discharge hopper;116, screen frame;117, ratchet groove;118, arc block;119, cylinder;120, first screen net frame;121, baffle;122, arc plate;123, positioning sleeve;2, vibration mechanism;201, base;202, movable frame;203, first spring column;204, limiting column;205, sliding frame;206, second spring column;207, double-shaft motor;208, counterweight;209, top rod;210, second screen net frame. Specific implementation

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0032] Please refer to Figures 1-8The utility model provides technical scheme: a building waste screening machine of screening precision is adjustable, including adjusting mechanism 1, and install first drive motor 103 and second drive motor 109 in adjusting mechanism 1 one side, the inside of adjusting mechanism 1 is provided with vibrating mechanism 2, and double shaft motor 207 is installed in vibrating mechanism 2 inside, adjusting mechanism 1 includes distinguishing box 101, and the one side fixedly connected with fixed frame 102 is in distinguishing box 101 top, and the one side of fixed frame 102 is connected with first drive motor 103 fixedly, the output of first drive motor 103 is through fixed frame 102 and is connected with worm 104 fixedly, both ends of worm 104 are connected with fixed frame 102 rotationally, and the one side of worm 104 is connected with worm wheel 105 meshing, utilizes the meshing effect between worm 104 and worm wheel 105 to drive support 106 and crushing chamber 107 rotationally, can shift crushing chamber 107 to the just above of screen rack 116,

[0033] The center position fixedly connected with support 106 in worm wheel 105, the bottom of support 106 is connected with fixed frame 102 rotationally, the top of support 106 is through fixed frame 102 and is connected with crushing chamber 107 fixedly, and the top of crushing chamber 107 is connected with inlet hopper 108 fixedly, the one side of crushing chamber 107 is connected with second drive motor 109 meshing, and the output of second drive motor 109 is through crushing chamber 107 and is connected with first crushing roller 110 fixedly, and the one end of first crushing roller 110 away from second drive motor 109 is through crushing chamber 107 and is connected with driving wheel 111 fixedly, and driving wheel 111 is rotated with first crushing roller 110 by second drive motor 109 drive,

[0034] The one end rotationally connected with protection cover 112 of driving wheel 111, and the one side of protection cover 112 is connected with crushing chamber 107 fixedly, and the one side of driving wheel 111 is connected with driven wheel 113 meshing, and the center position fixedly connected with second crushing roller 114 in driven wheel 113, and both ends of second crushing roller 114 are connected with crushing chamber 107 rotationally, and the bottom of crushing chamber 107 is connected with lower hopper 115 fixedly, and avoids the deviation of waste by setting lower hopper 115,

[0035] The lower part of the discharging hopper 115 is provided with a screening frame 116, the bottom of the screening frame 116 is fixedly connected with the classification box 101, the inside of the top end of the screening frame 116 is provided with a ratchet groove 117, one side of the ratchet groove 117 is connected with an arc block 118 in a matched mode, the inside of one end of the arc block 118 is rotatably connected with a cylinder 119, one end of the cylinder 119 is fixedly connected with a first screening mesh frame 120, one side of the first screening mesh frame 120 close to the cylinder 119 is fixedly connected with a baffle 121, one side of the arc block 118 away from the baffle 121 is connected with an arc plate 122 in a matched mode, the outside of one end of the arc plate 122 is threadedly connected with a positioning sleeve 123, one side of the positioning sleeve 123 is fixedly connected with the first screening mesh frame 120, the position of the arc block 118 can be fixed by the cooperation between the baffle 121 and the arc plate 122;

[0036] The vibration mechanism 2 comprises a base 201, the bottom of the base 201 is fixedly connected with the screening frame 116, the top of the base 201 is slidably connected with a movable frame 202, the left and right sides of the movable frame 202 are symmetrically fixedly connected with first spring columns 203, the outside of one end of each first spring column 203 is sleeved with a limiting column 204, the bottom end of each limiting column 204 is fixedly connected with the base 201, the inside of the movable frame 202 is slidably connected with a sliding frame 205, the two ends of the sliding frame 205 are symmetrically provided with second spring columns 206, the sliding frame 205 can be driven to vibrate up and down by the second spring columns 206;

[0037] The two ends of each second spring column 206 are fixedly connected with the movable frame 202, the two sides of the inside of the sliding frame 205 are fixedly connected with a double-shaft motor 207, the output end of the double-shaft motor 207 penetrates through the sliding frame 205 and is fixedly connected with a counterweight 208, the top side of the sliding frame 205 is symmetrically fixedly connected with top rods 209, the top end of each top rod 209 is fixedly connected with a second screening mesh frame 210, the top side of the second screening mesh frame 210 is connected with the first screening mesh frame 120 in a matched mode, the size of the mesh aperture can be changed by the cooperation between the first screening mesh frame 120 and the second screening mesh frame 210.

[0038] Working principle: before using the building waste screening machine with adjustable screening precision, the overall condition of the device needs to be checked to determine whether it can work normally, according to the size of the mesh aperture required by the user, the arc plate 122 is rotated to be perpendicular to the arc block 118, so that the arc plate 122 is removed from the limiting of the arc block 118, thereby realizing the rotation of the first screening mesh frame 120, after the first screening mesh frame 120 is rotated to the appropriate position, the arc plate 122 is reset, the position of the first screening mesh frame 120 can be fixed by the cooperation between the ratchet groove 117 and the arc block 118, the size of the mesh aperture can be changed by the cooperation between the first screening mesh frame 120 and the second screening mesh frame 210. Figure 1 Figure 8 As shown in the figure, first, the arc plate 122 is rotated to be perpendicular, so that the arc plate 122 is removed from the limiting of the arc block 118, thereby realizing the rotation of the first screening mesh frame 120, after the first screening mesh frame 120 is rotated to the appropriate position, the arc plate 122 is reset, the position of the first screening mesh frame 120 can be fixed by the cooperation between the ratchet groove 117 and the arc block 118, the size of the mesh aperture can be changed by the cooperation between the first screening mesh frame 120 and the second screening mesh frame 210. ​

[0039] Secondly, the first drive motor 103 is started to drive the worm 104 to rotate, the worm 104 and the worm gear 105 are meshed, thereby driving the support 106 and the crushing bin 107 to rotate, the crushing bin 107 is transferred to the upper of the screen frame 116, then the second drive motor 109 is started to drive the first crushing roller 110 and the driving wheel 111 to rotate, the driving wheel 111 and the driven wheel 113 are meshed, thereby driving the second crushing roller 114 to rotate, the second crushing roller 114 and the first crushing roller 110 are matched, thereby the waste is preliminarily crushed, and the waste is conveniently screened subsequently;

[0040] Finally, the waste preliminarily crushed is dropped to the surface of the first screening net frame 120 through the discharge hopper 115, then the double-shaft motor 207 is started to drive the counterweight 208 to rotate, the installation direction of each counterweight 208 is different, thereby the sliding frame 205 can move up and down in the movable frame 202, thereby driving the screen to vibrate up and down, and the waste is screened.

[0041] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A building waste screening machine with adjustable screening accuracy, comprising an adjusting mechanism (1), a first driving motor (103) and a second driving motor (109) installed on one side of the adjusting mechanism (1); the inside of the adjusting mechanism (1) is provided with a vibrating mechanism (2), and a double-shaft motor (207) is installed in the vibrating mechanism (2); Further comprising: characterized in that The adjusting mechanism (1) comprises a distinguishing box (101), one side of the top of the distinguishing box (101) is fixedly connected with a fixed frame (102), and one side of the fixed frame (102) is fixedly connected with the first driving motor (103); The output end of the first driving motor (103) penetrates through the fixed frame (102) and is fixedly connected with a worm (104), both ends of the worm (104) are rotatably connected with the fixed frame (102), and one side of the worm (104) is meshedly connected with a worm gear (105); The inside of the worm gear (105) is fixedly connected with a support (106) at the center position, the bottom end of the support (106) is rotatably connected with the fixed frame (102), and the top end of the support (106) penetrates through the fixed frame (102) and is fixedly connected with a crushing bin (107). The top end of the crushing bin (107) is fixedly connected with an inlet hopper (108), one side of the crushing bin (107) is meshedly connected with the second driving motor (109), the output end of the second driving motor (109) penetrates through the crushing bin (107) and is fixedly connected with a first crushing roller (110), and one end of the first crushing roller (110) away from the second driving motor (109) penetrates through the crushing bin (107) and is fixedly connected with a driving wheel (111).

2. A construction waste screening machine with adjustable screening accuracy according to claim 1, characterized in that: One end of the driving wheel (111) is rotatably connected with a protective cover (112), one side of the protective cover (112) is fixedly connected with the crushing bin (107), one side of the driving wheel (111) is meshedly connected with a driven wheel (113), the inside of the driven wheel (113) is fixedly connected with a second crushing roller (114) at the center position, both ends of the second crushing roller (114) are rotatably connected with the crushing bin (107), and the bottom end of the crushing bin (107) is fixedly connected with a discharge hopper (115).

3. A construction waste screening machine with adjustable screening accuracy according to claim 2, characterized in that: ​ 4. A construction waste screening machine with adjustable screening accuracy according to claim 3, characterized in that: The lower hopper (115) is provided below the screening frame (116), the bottom of the screening frame (116) is fixedly connected with the classification box (101), the inside of the top end of the screening frame (116) is provided with a ratchet groove (117), one side of the ratchet groove (117) is connected with an arc block (118), the inside of one end of the arc block (118) is rotatably connected with a cylinder (119), one end of the cylinder (119) is fixedly connected with a first screening net frame (120), one side of the first screening net frame (120) close to the cylinder (119) is fixedly connected with a baffle (121), one side of the arc block (118) away from the baffle (121) is connected with an arc plate (122), the outside of one end of the arc plate (122) is screw-connected with a positioning sleeve (123), one side of the positioning sleeve (123) is fixedly connected with the first screening net frame (120).

5. The building waste screening machine with adjustable screening accuracy according to claim 1, characterized in that: The vibration mechanism (2) comprises a base (201), the bottom of the base (201) is fixedly connected with the screening frame (116), the top of the base (201) is slidably connected with a movable frame (202), the left and right sides of the movable frame (202) are symmetrically fixedly connected with first spring columns (203).

6. A construction waste screening machine with adjustable screening accuracy according to claim 5, characterized in that: The outside of one end of the first spring column (203) is sleeved with a limiting column (204), the bottom end of the limiting column (204) is fixedly connected with the base (201), the inside of the movable frame (202) is slidably connected with a sliding frame (205), the two ends of the sliding frame (205) are symmetrically provided with second spring columns (206).

7. A construction waste screening machine with adjustable screening accuracy according to claim 6, characterized in that: The two ends of the second spring column (206) are fixedly connected with the movable frame (202), the two sides of the inside of the sliding frame (205) are fixedly connected with a double-shaft motor (207), the output end of the double-shaft motor (207) penetrates through the sliding frame (205) and is fixedly connected with a counterweight (208), the top side of the center of the sliding frame (205) is symmetrically fixedly connected with a top rod (209), the top end of the top rod (209) is fixedly connected with a second screening net frame (210), the top side of the second screening net frame (210) is connected with the first screening net frame (120).

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