Crawler-type movable screening machine

Abstract

The utility model discloses a crawler-type mobile screening machine, which relates to the field of screening machines, and comprises a screening machine main body, a crawler walking device is arranged at the bottom of the screening machine main body, discharge ports are arranged on two sides of the screening machine main body, a feeding channel is arranged in the screening machine main body, and the feeding channel is communicated with the crawler walking device. A screen is fixedly connected to the inner wall of the feeding channel, and a motor is mounted at the bottom of the screening machine body in an embedded mode. A motor is started to drive a first stirring blade to rotate so as to stir gravel on a screen, so that the gravel can be rapidly discharged, and meanwhile, a linkage shaft rotationally connected with a mounting block is driven to synchronously and annularly move in the rotating process of a driving shaft; and at the moment, a gear fixedly connected with the outer ring of the end of the linkage shaft is in meshed connection with a gear block in the annular movement process to enable the linkage shaft to rotate, so that second stirring blades fixedly connected with the outer wall of the linkage shaft synchronously rotate to stir the gravel on the screen, rapid discharging of the gravel is facilitated, and the working efficiency of the screening machine is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of screening machines, and specifically relates to a tracked mobile screening machine. BACKGROUND

[0002] In the construction industry, different projects have different requirements for the particle size of stone, for example, concrete production may require stone of a specific particle size, such as 12 stone, 13 stone, 05 stone, and 1-m stone, and these different particle size specifications of stone can be obtained through screening to meet production requirements.

[0003] The existing Chinese patent authorization announcement No. CN211887897U discloses a tracked mobile fine material screening machine, which comprises a mounting seat, a first groove is formed in the center of the bottom wall of the mounting seat, a movement device is arranged in the first groove, a box body is fixedly connected to the center of the top wall of the mounting seat, a feed slot is formed in the center of the top wall of the box body, discharge slots are symmetrically formed in the inner bottom walls of the feed slot on both sides, the two discharge slots are arranged in an inclined manner and penetrate through the side wall of the box body on this side, and second and third grooves are symmetrically formed in the upper side walls of the feed slot.

[0004] The above-mentioned screening machine still has some problems when in use: the position of the screen installation of the above-mentioned screening machine is fixed, so that the crushed material may accumulate on the screen and is not convenient for subsequent discharging when the screening work is implemented.

[0005] Therefore, it is necessary to invent a tracked mobile screening machine to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a tracked mobile screening machine to solve the problem that the position of the screen installation of the above-mentioned screening machine is fixed, so that the crushed material may accumulate on the screen and is not convenient for subsequent discharging when the screening work is implemented.

[0007] To achieve the above object, the utility model provides following technical scheme: a tracked mobile screening machine, including screening machine main part, the bottom of screening machine main part is provided with tracked walking device, the both sides position of screening machine main part is opened and has the discharge gate, the inside of screening machine main part is provided with feeding channel, and the inner wall of feeding channel is fixedly connected with screen, the bottom of screening machine main part is embedded and is installed with motor, and the output shaft of motor is connected with drive shaft, and drive shaft and screen are connected through bearing and realize rotation, and the upper end of drive shaft is fixedly connected with mounting block, and the outer wall of drive shaft is fixedly connected with stirring blade no.

[0008] Preferably, the linkage shaft penetrates the inside of the annular plate, and the outer wall of the linkage shaft is fitted to the inner wall of the through hole in the inside of the annular plate and is rotationally connected, ensuring the stability of the rotation and the annular motion of the linkage shaft.

[0009] Preferably, the movable slot is also annular, and the inner walls of the two oppositely arranged movable slots are fitted to the outer walls of the upper and lower ends of the annular plate and are slidably connected, so that the annular plate is simultaneously moved in the movable slot and the annular cavity when the linkage shaft moves annularly, ensuring that the annular cavity is always closed while not affecting the annular rotation of the linkage shaft, and enabling the gear and the tooth block to be meshingly connected to drive the linkage shaft to rotate.

[0010] Preferably, the tooth blocks are arranged in a number of blocks, and the plurality of tooth blocks are annularly and equiangularly distributed on the top wall of the annular cavity, ensuring that the linkage shaft simultaneously drives the drive shaft to move annularly and drives the gear to move annularly, and further enabling the gear and the tooth block to be meshingly connected to drive the linkage shaft to rotate.

[0011] Preferably, the stirring blade two is semicircular, and the two stirring blades two are symmetrically distributed about the center axis of the drive shaft, and a gap is left between the adjacent ends of the two stirring blades two, ensuring that the two stirring blades two rotate without being affected.

[0012] Preferably, a gap is provided between the stirring blade two and the stirring blade one, and the stirring blade one is located below the gap between the adjacent ends of the two stirring blades two, so that the rotation of the stirring blade one and the stirring blade two does not affect each other.

[0013] In the above technical solution, the utility model provides the technical effect and the advantage:

[0014] The utility model discloses a rotation of the stirring blade one of the starting motor is mobilized to the sand and stone on the screen and is stirred, in order to the rapid discharge of sand and stone, and the synchronous annular movement of the linkage axle of driving axle rotation process is driven and is connected with the mounting block, the gear annular movement of linkage axle end outer ring fixed connection is connected with the gear block meshing connection and makes linkage axle autorotation in the process, like this makes the synchronous rotation of the stirring blade two of linkage axle outer wall fixed connection to the sand and stone on the screen and is stirred, in order to the rapid discharge of sand and stone, improve the working efficiency of screening machine. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the technical personnel of the prior art or the embodiment of the present application more clearly understand the technical solutions, the following will briefly introduce the drawings needed in the embodiment, and obviously, the drawings in the following description are only some embodiments in the utility model, and other drawings can be obtained according to the drawings for the ordinary skilled in the art.

[0016] Figure 1 It is the overall structure perspective drawing of the utility model;

[0017] Figure 2 It is the internal structure perspective drawing of the screening machine main body (partial cutaway state) of the utility model;

[0018] Figure 3 It is the Figure 2 It is the structure enlarged effect schematic view of A place in the middle;

[0019] Figure 4 It is the internal structure explosion view of the screening machine main body of the utility model.

[0020] Explanation of reference signs:

[0021] 1, screening machine main body;2, track walking device;3, feeding channel;4, screen;5, motor;6, driving axle;7, stirring blade one;8, mounting block;9, linkage axle;10, annular cavity;11, annular plate;12, movable slot;13, gear;14, gear block;15, stirring blade two;16, discharge port. DETAILED DESCRIPTION

[0022] In order to make the technical personnel of the prior art or the embodiment of the present application more clearly understand the technical solutions, the following will briefly introduce the drawings needed in the embodiment, and obviously, the drawings in the following description are only some embodiments in the utility model, and other drawings can be obtained according to the drawings for the ordinary skilled in the art.

[0023] The utility model provides a screening machine main body, it includes the screening machine main body, the screening machine main body bottom is provided with the track walking device, the screening machine main body top is provided with the feeding channel, the feeding channel is provided with the screen, the screen is provided with the motor, the motor is connected with the driving axle, the driving axle is provided with the stirring blade one, the stirring blade one is connected with the mounting block, the mounting block is provided with the linkage axle, the linkage axle is connected with the annular cavity, the annular cavity is provided with the annular plate, the annular plate is provided with the movable slot, the movable slot is provided with the gear, the gear is provided with the gear block, the gear block is provided with the stirring blade two, the stirring blade two is connected with the discharge port. Figures 1-4The illustrated crawler-type mobile screening machine comprises a screening machine body 1, a crawler traveling device 2 arranged at the bottom of the screening machine body 1, a discharge port 16 arranged at both sides of the screening machine body 1, a feeding channel 3 arranged in the interior of the screening machine body 1, a screen 4 fixedly connected to the inner wall of the feeding channel 3, a motor 5 embeddedly installed at the bottom of the screening machine body 1, a driving shaft 6 drivingly connected to the output shaft of the motor 5, the driving shaft 6 being rotatably connected to the screen 4 through a bearing, an installation block 8 fixedly connected to the upper end of the driving shaft 6, a stirring blade one 7 fixedly connected to the outer wall of the driving shaft 6, a ring-shaped cavity 10 arranged in the interior of the screening machine body 1, a ring-shaped plate 11 slidingly connected to the interior of the ring-shaped cavity 10, the upper and lower ends of the ring-shaped plate 11 being movably arranged in the interior of a preset movable groove 12, the movable groove 12 being in communication with the ring-shaped cavity 10, a linkage shaft 9 rotatably connected to the two sides of the installation block 8, a stirring blade two 15 fixedly connected to the outer wall of the linkage shaft 9, the linkage shaft 9 extending into the interior of the ring-shaped cavity 10, a gear 13 fixedly sleeved to the outer circle of the end of the linkage shaft 9, and the gear 13 being in meshing connection with a tooth block 14 fixedly connected to the inner wall of the ring-shaped cavity 10.

[0024] The linkage shaft 9 penetrates the interior of the ring-shaped plate 11, and the outer wall of the linkage shaft 9 is in abutment with the inner wall of the penetration opening in the interior of the ring-shaped plate 11 and is rotatably connected thereto, thereby ensuring the stability of the rotation and the ring-shaped movement of the linkage shaft 9.

[0025] The movable groove 12 is also ring-shaped, and the inner walls of the two oppositely arranged movable grooves 12 are in abutment with the outer walls of the upper and lower ends of the ring-shaped plate 11 and are slidingly connected thereto, so that the ring-shaped plate 11 is synchronously moved in the movable groove 12 and the ring-shaped cavity 10 when the linkage shaft 9 moves in a ring shape, thereby ensuring that the ring-shaped cavity 10 is always in a closed state without affecting the ring-shaped rotation of the linkage shaft 9, and enabling the gear 13 and the tooth block 14 to be in meshing connection to drive the linkage shaft 9 to rotate.

[0026] The tooth block 14 is arranged in a plurality of pieces, and the plurality of tooth blocks 14 are arranged in a ring shape at equal angles on the top wall of the ring-shaped cavity 10, thereby enabling the linkage shaft 9 to synchronously drive the driving shaft 6 to move in a ring shape and drive the gear 13 to synchronously move in a ring shape, and further enabling the gear 13 and the tooth block 14 to be in meshing connection to drive the linkage shaft 9 to rotate.

[0027] The stirring blade two 15 is in a semicircular shape, and the two stirring blade twos 15 are symmetrically arranged on the left and right sides with reference to the center axis of the driving shaft 6 as the symmetry axis, and a gap is left between the two adjacent ends of the two stirring blade twos 15, thereby ensuring that the rotation of the two stirring blade twos 15 is not affected.

[0028] A gap is provided between the stirring blade two 15 and the stirring blade one 7, and the stirring blade one 7 is located in the lower region of the gap between the two adjacent ends of the two stirring blade twos 15, so that the rotation of the stirring blade one 7 and the stirring blade two 15 does not affect each other.

[0029] Working principle: when using a crawler type mobile screening machine, first of all, through the starting motor 5 mobilizes the rotation of the drive shaft 6 connected with the output shaft of the motor 5, the rotation of the stirring blade one 7 fixedly connected with the outer wall of the drive shaft 6 stirs the sand and stone on the screen 4, so as to facilitate the rapid discharge of sand and stone, at the same time, in the process of rotation of the drive shaft 6, the mounting block 8 fixedly connected with the top end of the drive shaft 6 synchronously occurs annular motion with the two sides of the linkage shaft 9 rotatingly connected, the end of the linkage shaft 9 extends to the inside of the annular cavity 10 through the annular plate 11, so that in the process of annular motion of the linkage shaft 9, the gear 13 fixedly connected with the outer wall of the end of the linkage shaft 9 synchronously moves in a ring, and then the gear 13 and the gear block 14 fixedly connected with the top wall of the annular cavity 10 are meshed and connected, at this time, the rotation of the linkage shaft 9 in the inner circle of the gear 13 is driven by the rotation of the gear 13, and then the stirring blade two 15 synchronously rotates to stir the sand and stone on the screen 4, so as to facilitate faster discharge, and the stirring of the stirring blade one 7 and the stirring blade two 15 in different directions ensures that the discharge speed is faster, and the working efficiency of the screening machine is improved.

[0030] The above only describes certain exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, without departing from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the present application.

Claims

1. A crawler-mounted mobile screening machine comprising a screening machine body (1), characterized in that, The bottom of the screening machine body (1) is provided with a track walking device (2), the two side positions of the screening machine body (1) are provided with discharge ports (16), the inside of the screening machine body (1) is provided with a feeding channel (3), and the inner wall of the feeding channel (3) is fixedly connected with a screen (4), the bottom of the screening machine body (1) is embeddedly installed with a motor (5), and the output shaft of the motor (5) is drivingly connected with a driving shaft (6), the driving shaft (6) is rotatably connected with the screen (4) through a bearing, and the upper end of the driving shaft (6) is fixedly connected with a mounting block (8), the outer wall of the driving shaft (6) is fixedly connected with a stirring blade one (7), the inside of the screening machine body (1) is provided with an annular cavity (10), and the inside of the annular cavity (10) is slidably connected with an annular plate (11), and the upper and lower ends of the annular plate (11) are movably arranged in the inside of a preset movable groove (12), the movable groove (12) is communicated with the annular cavity (10), the two sides of the mounting block (8) are rotatably connected with a linkage shaft (9), the outer wall of the linkage shaft (9) is fixedly connected with a stirring blade two (15), the linkage shaft (9) extends to the inside of the annular cavity (10), the end outer circle of the linkage shaft (9) is fixedly sleeved with a gear (13), and the gear (13) is fixedly connected with a tooth block (14) on the inner wall of the annular cavity (10).

2. A mobile track-mounted screening machine according to claim 1, characterized in that The linkage shaft (9) penetrates the inside of the annular plate (11), and the outer wall of the linkage shaft (9) is matched with the inner wall of the through hole in the annular plate (11) and is rotatably connected.

3. A mobile track-mounted screening machine according to claim 1, characterized in that, The movable groove (12) is also annular, and the inner walls of the two upper and lower symmetrical movable grooves (12) are matched with the outer walls of the upper and lower ends of the annular plate (11) and are slidably connected.

4. A mobile belt screen according to claim 1, wherein, The tooth block (14) is provided with a plurality of blocks, and the plurality of tooth blocks (14) are annularly and equiangularly distributed on the top wall of the annular cavity (10).

5. A mobile belt screen according to claim 1, wherein, The stirring blade two (15) is semicircular, and the two stirring blade twos (15) are symmetrically distributed on the left and right sides with the central axis of the driving shaft (6) as the symmetry axis, and the two stirring blade twos (15) have a gap between the adjacent two ends.

6. A mobile belt screen according to claim 1, wherein, The stirring blade two (15) and the stirring blade one (7) have a gap, and the stirring blade one (7) is located below the gap between the adjacent two ends of the two stirring blade twos (15).

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