CN218691264U - Grit sorting unit for civil engineering - Google Patents

Abstract

The utility model belongs to the technical field of sand and stone separation, in particular to a sand and stone separation device for civil engineering, comprising a front cylinder, a middle cylinder and a rear cylinder, and the opposite ends of the front cylinder and the middle cylinder are fixed with a connecting ring. . The utility model can drive the brush plate to rotate by setting the driving motor and the rotating shaft. Since the brush plates are arranged on both sides of the first screen and the second screen, when the sand and gravel sorting device is working, the brush can continuously align the screen. The first and second screens are cleaned to avoid sand and stones from clogging the screen holes. Since the swivel ring is erected inside the rotating support frame, the front cylinder, middle cylinder and rear cylinder are easy to disassemble. By setting the front cylinder, middle cylinder and rear cylinder through Connecting ring 1, connecting ring 2, connecting piece 1, connecting piece 2, bolt 1 and bolt 2 are fixed, and the front cylinder, middle cylinder and rear cylinder are easy to disassemble. Inside the first and clamping slot two, the first screen and the second screen are easy to remove, so that it is convenient to clean the inside of the device and replace the screen.

Description

A sand and gravel sorting device for civil engineering

technical field

The utility model relates to the technical field of sand and stone separation, in particular to a sand and stone separation device for civil engineering.

Background technique

In the process of civil engineering construction, a large amount of sand and gravel materials are needed. Because different construction requirements require different particle sizes of sand and gravel, stones of different sizes can be used for different functions, so sand and gravel materials need to be sorted , in order to separate sand and gravel particles in different particle size ranges.

The utility model patent with the publication number CN215940516U discloses a sand and gravel sorting device for civil engineering, including a sorting box. There is a feeding hopper, a first feeding port is opened under one side of the feeding box, the feeding hopper communicates with the inside of the feeding box through the first feeding port, and the other side of the feeding box A discharge pipe is fixedly installed above the top, one end of the discharge pipe communicates with the inside of the sorting box, and the other side of the sorting box is provided with three first discharge ports at equal intervals from top to bottom, A return screen box is fixedly installed in the middle of the top of the inside of the sorting box, and six inclined bearings are fixedly installed on both sides of the back screen box and the inside of the sorting box at equal intervals from top to bottom. The support bar, the utility model is provided with a series of structures, so that the utility model has the characteristics of being able to completely sort the sand and gravel, and has the effect of facilitating the replacement of the screen.

When this kind of sand and gravel sorting device for civil engineering is in use, because the first screen is used statically, it is easy to cause sand and gravel to block the screen during use, and the first screen here needs to be manually removed from the device. It can only be cleaned by pulling out from the center, which makes the cleaning of the screen more inconvenient, and when cleaning the screen, it is necessary to stop the work of the sand and gravel sorting device for civil engineering, resulting in a decrease in the efficiency of sand and gravel sorting. Therefore, we propose a civil engineering sand and gravel sorting device. Sand and gravel sorting device to solve the above problems.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a sand and gravel sorting device for civil engineering, which solves the problem of inconvenient cleaning of the screen presented in the above-mentioned background technology.

(2) Technical solutions

The utility model specifically adopts the following technical solutions in order to achieve the above object:

A sand and gravel sorting device for civil engineering, comprising a front cylinder, a middle cylinder and a rear cylinder, the opposite ends of the front cylinder and the middle cylinder are fixed with a connecting ring 1, and the two connecting rings 1 are fixed with circular array Distributed connecting piece 1, the opposite connecting piece 1 is fixed by bolt 1 before, and the opposite ends of the middle tube and the rear tube are fixed with connecting ring 2, and the connecting ring 2 is fixed with connecting pieces distributed in a circular array 2. The opposite connecting piece 2 is fixed by bolt 2. The end of the front cylinder away from the middle cylinder is fixedly equipped with a feed pipe, and the end of the rear cylinder far away from the middle cylinder is fixedly installed with a connecting plate. The feed pipe There are swivel rings fixed on the connection plate and the swivel rings are provided with rotating support frames. The swivel rings are mounted on the inner side of the swivel support frames. The lower surfaces of the two swivel support frames are fixedly equipped with bottom plates. The opposite ends of the two connecting rings are provided with a clamping groove 1, and the inner sleeve of the clamping groove 1 is clamped and fixed with a screen mesh 1, and the opposite ends of the two connecting rings 2 are provided with a clamping groove 2, and the inner sleeve of the clamping groove 2 is clamped and fixed. There is a screen two, a driving motor is fixedly installed on one end of the connecting plate, the driving end of the driving motor is connected to a rotating shaft through a coupling, and one end of the rotating shaft extends through the connecting plate to the inside of the rear cylinder. Mesh 1 and sieve 2 are provided with through holes matching the rotating shaft, both sides of the sieve 1 and sieve 2 are provided with brush plates, and the middle parts of the brush plates are sleeved on the rotating shaft. The brush plate and the rotating shaft are fixed by three bolts, the upper end of the front cylinder facing the middle cylinder is connected and fixed with a sand discharge pipe one, and the upper end of the middle cylinder facing the rear cylinder is connected and fixed with a sand discharge pipe two , the lower end of the rear cylinder away from the middle cylinder is provided with sand discharge holes distributed in a rectangular array, and the diameter of the sand discharge holes is not smaller than the diameter of the upper screen hole of the second screen.

Further, the first sand discharge pipe and the second sand discharge pipe are provided with valves.

Further, a driven gear is fixedly installed on the side of the middle cylinder facing the front cylinder, a deceleration motor is fixedly installed on the upper surface of the bottom plate, and a driving gear is fixed on the driving end of the deceleration motor, and the driving gear and the driven gear are connected with the driven gear. Moving gear meshing connection.

Further, the first sand receiving tank, the second sand receiving tank and the third sand receiving tank are fixed and penetrated on the bottom plate, and the first sand receiving tank and the second sand receiving tank are respectively opposite to the positions of the first sand discharge pipe and the second sand discharge pipe , the sand receiving tank three is opposite to the position of the sand discharge hole.

Further, the lower surface of the bottom plate is fixedly installed with feet.

(3) Beneficial effects

Compared with the prior art, the utility model provides a sand and gravel sorting device for civil engineering, which has the following beneficial effects:

The utility model can drive the brush plate to rotate by setting the driving motor and the rotating shaft. Since the brush plates are arranged on both sides of the first screen and the second screen, when the sand and gravel sorting device is working, the brush plate can continuously Net 1 and screen 2 are cleaned to avoid sand and gravel blocking the screen holes. Since the swivel ring is erected inside the rotating support frame, the front cylinder, middle cylinder and rear cylinder are easy to disassemble. By setting the gap between the front cylinder, middle cylinder and rear cylinder Through connecting ring 1, connecting ring 2, connecting piece 1, connecting piece 2, bolt 1 and bolt 2, the front cylinder, middle cylinder and rear cylinder are easy to disassemble. The inside of slot one and clamping slot two, screen one and screen two are easy to take off, so that it is convenient to clean the inside of the device and replace the screen.

Description of drawings

Fig. 1 is a schematic view of the front view of the utility model;

Fig. 2 is the cross-sectional diagram of the front view structure of the utility model;

Fig. 3 is a sectional view of the three-dimensional structure of the utility model;

Fig. 4 is another structural schematic diagram of the utility model.

In the figure: 1. Front cylinder; 2. Middle cylinder; 3. Rear cylinder; 4. Connection ring one; 5. Connection piece one; 6. Bolt one; 7. Connection ring two; 8. Connection piece two; 9. Bolt Two; 10. Feed pipe; 11. Connecting plate; 12. Swivel; 13. Rotating support frame; 14. Bottom plate; 15. Screen one; 16. Screen two; 17. Legs; , rotating shaft; 20, brush plate; 21, bolt three; 22, sand discharge pipe one; 23, sand discharge pipe two; 24, sand discharge hole; 25, valve; 26, driven gear; 27, reduction motor; 28, Driving gear; 29, connect sand tank one; 30, connect sand tank two; 31, connect sand tank three.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of sand and gravel sorting device for civil engineering proposed by an embodiment of the utility model includes a front cylinder 1, a middle cylinder 2 and a rear cylinder 3, and is characterized in that : The opposite end of the front tube 1 and the middle tube 2 is fixed with a connecting ring-4, and the two connecting rings-4 are fixed with a connecting piece-5 distributed in a circular array, and the opposite connecting piece-5 is passed through a bolt-6 Fixed, the opposite ends of the middle tube 2 and the rear tube 3 are fixed with a connecting ring 2 7, and the connecting ring 2 7 is fixed with connecting pieces 2 8 distributed in a circular array, and the opposite connecting pieces 2 8 are passed through bolts 2 9 Fixed, the end of the front cylinder 1 away from the middle cylinder 2 is fixedly equipped with a feed pipe 10, and the end of the rear cylinder 3 away from the middle cylinder 2 is fixedly installed with a connection plate 11, and both the feed pipe 10 and the connection plate 11 are fixed with a swivel 12 , the bottom of the swivel ring 12 is provided with a rotating support frame 13, the swivel ring 12 is erected on the inner side of the rotating support frame 13, the lower surface of the two rotating support frames 13 is fixedly equipped with a bottom plate 14, and the two connecting rings-4 opposite ends There is a clamping groove 1, and the inner sleeve of the clamping groove 1 is clamped and fixed with a screen 15, and the opposite ends of the two connecting rings 7 are provided with a clamping groove 2, and the clamping groove 2 is clamped and fixed with a screen 2 16, One end of connecting plate 11 is fixedly installed with driving motor 18, and the driving end of driving motor 18 is connected with rotating shaft 19 through coupling, and one end of rotating shaft 19 runs through connecting plate 11 and extends to the inside of rear cylinder 3, screen cloth one 15 and screen cloth Two 16s are all provided with the through hole that matches with rotating shaft 19, and the both sides of screen cloth one 15 and screen cloth two 16 are all provided with brush plate 20, and the middle part of brush plate 20 is all sleeved on the rotating shaft 19, and brush plate 20 and the rotating shaft 19 are fixed by bolts 3 21, the upper end of the front cylinder 1 towards the side of the middle cylinder 2 is connected and fixed with a sand discharge pipe 1 22, and the upper end of the middle cylinder 2 facing the side of the rear cylinder 3 is connected and fixed with a sand discharge pipe 2 23. The lower end of the rear cylinder 3 away from the side of the middle cylinder 2 is provided with sand discharge holes 24 distributed in a rectangular array, and the diameter of the sand discharge holes 24 is not smaller than the diameter of the screen holes on the screen two 16; as can be seen from the figure, The front cylinder 1, the middle cylinder 2 and the rear cylinder 3 are arranged obliquely, and the end of the front cylinder 1 connected to the feed pipe 10 is inclined upward, and the sand and gravel entering the interior of the device from the feed pipe 10 are automatically moved downward by gravity and touch the screen in turn. The first 15 and the second screen 16 are sorted, and the fine sand passing through the second screen 16 is discharged from the sand discharge hole 24. The sand discharge hole 24 set here is used to prevent external debris from entering the rear cylinder 3, and the fine sand passing through the screen is discharged from the sand discharge hole 24. The medium sand that cannot pass through the screen two 16 stays inside the middle cylinder 2, and the coarse sand that cannot pass through the screen one 15 stays inside the front cylinder 1. By setting the sand discharge pipe one 22 and the sand discharge pipe two 23, Coarse sand and medium sand can be discharged from sand discharge pipe one 22 and sand discharge pipe two 23 when the middle body of front cylinder 1, middle cylinder 2 and rear cylinder 3 rotates. It can drive the rotating shaft 19 to rotate, therefore, the brush plate 20 fixed on the rotating shaft 19 can rotate with the rotating shaft 19, and wipe the two sidewalls of the first screen 15 and the second screen 16, thereby cleaning out the sand and stones that block the screen holes , it is not necessary to stop the device to take out the first screen 15 and the second screen 16 for cleaning, which is more convenient to clean up. Since the swivel 12 is set up on the inner side of the rotating support frame 13, the whole of the front cylinder 1, the middle cylinder 2 and the rear cylinder 3 It can be taken off directly from the rotating support frame 13. Since the front cylinder 1 and the middle cylinder 2 are connected by bolt 1 6, and the middle cylinder 2 and the rear cylinder 3 are connected by bolt 2 9, it is convenient to install the front cylinder 1 , The middle cylinder 2 and the rear cylinder 3 are disassembled. Due to the setting of the clamping groove 1 and the clamping groove 2, after the front cylinder 1, the middle cylinder 2 and the rear cylinder 3 are separated, the screen one 15 and the screen two 16 will automatically fall out. It is convenient to replace the first screen 15 and the second screen 16. Due to the setting of the brush plate 20, when disassembling the front cylinder 1, the middle cylinder 2 and the rear cylinder 3, the front cylinder 1 and the middle cylinder 2 need to be disassembled first , the bolts 3 21 on the brush plate 20 on the side of the screen 15 facing the front cylinder 1 can be removed before the screen 1 15 can be removed. Similarly, to remove the screen 2 16, the middle cylinder 2 and the rear cylinder 3 need to be removed. After separation, remove the bolt three 21 on the brush plate 20 on the side of the screen mesh two 16 facing the middle cylinder 2.

As shown in Fig. 1 and Fig. 2, in some embodiments, a valve 25 is arranged on the first sand discharge pipe 22 and the second sand discharge pipe 23; by setting the valve 25, the dust generated in the sand and gravel sorting process can be avoided from Sand discharge pipe one 22 and sand discharge pipe two 23 are discharged in a large amount.

As shown in Figures 1 and 2, in some embodiments, a driven gear 26 is fixedly installed on the side of the middle tube 2 facing the front tube 1, and a geared motor 27 is fixedly installed on the upper surface of the bottom plate 14, and the drive of the geared motor 27 The driving gear 28 is fixed at the end, and the driving gear 28 is meshed with the driven gear 26; by setting the driven gear 26 and the driving gear 28 to mesh, the reduction motor 27 can drive the middle cylinder 2 to rotate, and will not move the front cylinder 1. , The whole body of the middle cylinder 2 and the rear cylinder 3 is restricted from being disassembled from the base plate 14 .

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, in some embodiments, the first sand receiving tank 29, the second sand receiving tank 30 and the third sand receiving tank 31 are fixed and penetrated on the bottom plate 14, and the first sand receiving tank 29 And sand-connecting tank two 30 are opposite to the position of sand-discharging pipe one 22 and sand-discharging pipe two 23 respectively, and sand-connecting tank three 31 is opposite to the position of sand-discharging hole 24; By setting sand-connecting tank one 29, sand-connecting tank two 30 And connect sand groove three 31 and can be used for receiving the sandstone of different sizes that sand discharge pipe one 22, sand discharge pipe two 23 row sand holes 24 discharge, reduce the situation that dust floats out in the sandstone simultaneously.

As shown in Fig. 1 and Fig. 2, in some embodiments, the lower surface of the base plate 14 is fixedly equipped with a foot 17; Groove two 30 and sand-connecting groove three 31 keep a certain distance from the ground, which is convenient for collecting the sorted sand and gravel.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. A sand and stone sorting device for civil engineering, comprising a front tube (1), a middle tube (2) and a rear tube (3), characterized in that: the front tube (1) and the middle tube (2) are relatively One end of each is fixed with connecting ring one (4), and the two connecting rings one (4) are all fixed with connecting piece one (5) distributed in a circular array, and the opposite connecting piece one (5) is passed through bolt one (6 ) is fixed, the opposite ends of the middle tube (2) and the rear tube (3) are fixed with two connecting rings (7), and the connecting rings two (7) are fixed with connecting pieces two distributed in a circular array ( 8), the two opposite connecting pieces (8) are fixed by bolt two (9), and the end of the front cylinder (1) away from the middle cylinder (2) is fixedly equipped with a feed pipe (10), and the rear cylinder (3) a connection disc (11) is fixedly installed on one end away from the middle cylinder (2), and a swivel (12) is fixed on the feed pipe (10) and the connection disc (11), and the swivel (12) ) is provided with a rotating support frame (13) below, the swivel ring (12) is erected on the inner side of the rotating support frame (13), and the lower surface of the two rotating support frames (13) is fixedly equipped with a base plate (14), The opposite ends of the two connecting rings one (4) are provided with a clamping groove one, and the inner sleeve of the clamping groove one is clamped and fixed with a screen one (15), and the opposite ends of the two connecting rings two (7) are provided with a clamping groove one. Groove two, and the two screens (16) are clamped and fixed in the two clamping grooves, and the driving motor (18) is fixedly installed on one end of the connecting plate (11), and the driving end of the driving motor (18) passes through the shaft coupling The device is connected with a rotating shaft (19), and one end of the rotating shaft (19) extends through the connection plate (11) to the inside of the rear tube (3), and the first screen (15) and the second screen (16) are provided with There are through holes compatible with the rotating shaft (19), and both sides of the screen one (15) and the screen two (16) are provided with brush plates (20), and the middle parts of the brush plates (20) are Sleeved on the rotating shaft (19), the brush plate (20) and the rotating shaft (19) are fixed by three bolts (21), and the upper end of the front cylinder (1) facing the middle cylinder (2) is communicated and fixed There is a sand discharge pipe one (22), the upper end of the middle cylinder (2) facing the rear cylinder (3) is connected and fixed with a sand discharge pipe two (23), and the rear cylinder (3) is far away from the middle cylinder (2) The lower end of one side is provided with sand discharge holes (24) distributed in a rectangular array, and the diameter of the sand discharge holes (24) is not smaller than the diameter of the screen hole on the second screen (16). 2. A sand and gravel sorting device for civil engineering according to claim 1, characterized in that valves (25) are arranged on the first sand discharge pipe (22) and the second sand discharge pipe (23). 3. A kind of sand and gravel sorting device for civil engineering according to claim 1, characterized in that: a driven gear (26) is fixedly installed on the side of the middle cylinder (2) facing the front cylinder (1), The upper surface of the base plate (14) is fixedly equipped with a reduction motor (27), and the driving end of the reduction motor (27) is fixed with a driving gear (28), and the driving gear (28) and the driven gear (26) Mesh connection. 4. A kind of sand and gravel sorting device for civil engineering according to claim 1, characterized in that: the first sand receiving tank (29), the second sand receiving tank (30) and Sand-connecting tank three (31), described sand-connecting tank one (29) and sand-connecting tank two (30) are opposite to the positions of sand-discharging pipe one (22) and sand-discharging pipe two (23) respectively, and described sand-connecting Groove three (31) is relative to the position of sand discharge hole (24). 5 . The sand and gravel sorting device for civil engineering according to claim 1 , characterized in that: the lower surface of the bottom plate ( 14 ) is fixedly equipped with feet ( 17 ). 6 .

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