CN220346536U

CN220346536U - Classified sand screening machine

Info

Publication number: CN220346536U
Application number: CN202321406839.6U
Authority: CN
Inventors: 高鋆
Original assignee: Hengshui Municipal Engineering Management Center
Current assignee: Hengshui Municipal Engineering Management Center
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2024-01-16
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a classifying sand screening machine, which comprises a box body, wherein a sliding rod is fixedly connected inside the box body, a screening frame is connected on the outer side of the sliding rod in a sliding manner, a spring is arranged on the outer side of the sliding rod, a screen plate is arranged inside the box body, and an eccentric wheel is connected inside the box body in a rotating manner, so that the classifying sand screening machine has the beneficial effects that: by arranging the conveying box, the conveying rod and the spiral blade, the sand conveying function is realized, and sand is better conveyed into the box body for screening; through setting up screening frame, slide bar, spring, rack and sector gear, realized the function to screen sand, screen sand for the first time; the screen plate and the eccentric wheel are arranged, so that the function of multiple screening of sand is realized, and sand with different specifications is screened out according to different sizes of sand for use; through setting up first collecting box, second collecting box, realized the collection function to the sand, collected convenient subsequent use to the sand.

Description

Classified sand screening machine

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a classified sand screening machine.

Background

The construction engineering is the engineering entity for planning, surveying, designing, constructing, completing and the like of building construction and auxiliary construction facilities of new building, reconstruction or extension, and the installation engineering of lines, pipelines and equipment matched with the engineering entity, also refers to the construction engineering of various buildings and buildings, also called building workload, sand is an important material of the construction engineering, and because the requirements of different construction operations on the particle size of fine materials such as sand are different, a classified sand screening machine is needed to screen the fine materials,

therefore, chinese patent publication No. CN217491593U proposes a classified sand screening machine for civil engineering, comprising a box body, a feed hopper, a screen plate, a rotatable fixing block, a chute structure, a fine sand collecting plate, a triangular guide plate, a sand outlet and the like, wherein the screen plate is movably arranged in the chute structure, so that the screen can slide out of the chute for replacement, and make the screen cloth keep stable not hard up when using through fastening spring and the kicking ball in rotatable fixed block and the spout structure, make categorised sand screening machine through this design can dismantle unnecessary screen cloth board when not needing as many grades classification and accelerate sand screening efficiency, can change the screen cloth board of different apertures when needing different particle diameters and match various construction sand grain demands, improved the applicable scene of categorised sand screening machine.

However, when the classification sand screening machine for civil engineering is used, sand enters the sand screening box, the discharge hole of the classification sand screening machine is easily mixed with sand and stones after screening and classification on the same side, so that certain defects exist in the use of the device.

Disclosure of Invention

The utility model aims to provide a classifying sand screening machine so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a classifying screen sand machine, includes the box, the inside fixedly connected with slide bar of box, the outside sliding connection of slide bar has the screening frame, the outside of slide bar is equipped with the spring, the inside of box is equipped with the sieve, the inside rotation of box is connected with the eccentric wheel, first export has been seted up to one side of box, the one end of sieve extends to the outside through first export, the inside of box just is located the below fixedly connected with deflector of sieve, the second export has been seted up to one side of box, the one end of deflector passes the second export and extends to the outside.

Preferably, one side fixedly connected with delivery box of box, the top fixedly connected with first motor of delivery box, the inside rotation of box is connected with the delivery rod, the top of delivery rod passes the top of delivery box and the output fixed connection of first motor.

Preferably, the top fixedly connected with installation box of box, the inside rotation of installation box is connected with the head rod, the inside fixedly connected with second motor of installation box, the one end and the second motor fixed connection of head rod.

Preferably, one side fixedly connected with rack of screening frame, the inside that the one end of rack passed the installation case and extended to the installation case, the outside of head rod is equipped with sector gear, sector gear and rack meshing are connected.

Preferably, one end of the first connecting rod passes through one side of the mounting box and is fixedly connected with a first belt pulley.

Preferably, the inside rotation of box is connected with the second connecting rod, the one end and the eccentric wheel fixed connection of second connecting rod.

Preferably, one end of the second connecting rod, which is far away from the eccentric wheel, penetrates through one side of the box body to be fixedly connected with a second belt pulley, and the second belt pulley is in transmission connection with the first belt pulley through a transmission belt.

Preferably, the outside of conveying pole is equipped with helical blade, one side of delivery box is equipped with the feed inlet, top one side of delivery box is equipped with the conveyer pipe.

Preferably, a first collecting box is detachably connected to one side of the box body and below the first outlet.

Preferably, a second collecting box is detachably connected to one side of the box body and below the second outlet.

Compared with the prior art, the utility model has the beneficial effects that: by arranging the conveying box, the conveying rod and the spiral blade, the sand conveying function is realized, and sand is better conveyed into the box body for screening; through setting up screening frame, slide bar, spring, rack and sector gear, realized the function to screen sand, screen sand for the first time; the screen plate and the eccentric wheel are arranged, so that the function of multiple screening of sand is realized, and sand with different specifications is screened out according to different sizes of sand for use; through setting up first collecting box, second collecting box, realized the collection function to the sand, collected convenient subsequent use to the sand.

Drawings

FIG. 1 is a schematic diagram of a screening frame according to the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model 1;

FIG. 3 is a schematic diagram of the structure of the present utility model 2;

fig. 4 is an enlarged schematic view of the structure of the present utility model at a portion a.

In the figure: 1. a case; 2. a delivery box; 3. a first motor; 4. a delivery tube; 5. a screening frame; 6. a slide bar; 7. a spring; 8. a first outlet; 9. a second outlet; 10. a guide plate; 11. a sieve plate; 12. an eccentric wheel; 13. a first collection box; 14. a second collection box; 15. a conveying rod; 16. a helical blade; 17. a feeding port; 18. a mounting box; 19. a rack; 20. a second motor; 21. a sector gear; 22. a first connecting rod; 23. a first pulley; 24. a drive belt; 25. a second pulley; 26. and a second connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a classifying screen sand machine, including box 1, the inside fixedly connected with slide bar 6 of box 1, the outside sliding connection of slide bar 6 has screening frame 5, the outside of slide bar 6 is equipped with spring 7, screening frame 5 removes on the surface of slide bar 6, screen sand, the inside of box 1 is equipped with screen plate 11, carry out secondary screening to sand, the inside rotation of box 1 is connected with eccentric wheel 12, eccentric wheel 12 rotates longer one end and taps screen plate 11 when contacting with the bottom of screen plate 11, first export 8 has been seted up to one side of box 1, the one end of screen plate 11 passes first export 8 and extends to the outside, make things convenient for the sand on screen plate 11 surface to leave from first export 8, the inside of box 1 just is located screen plate 11's below fixedly connected with deflector 10, the sand that screen plate 11 selected drops to the surface of deflector 10, second export 9 has been seted up to one side of box 1, the one end of deflector 10 passes second export 9 and extends to the outside, make things convenient for the sand on the surface of deflector 10 to leave from second export 9.

Further, one side fixedly connected with delivery box 2 of box 1, the top fixedly connected with first motor 3 of delivery box 2, the inside rotation of box 1 is connected with conveying pole 15, and the top of conveying pole 15 passes the top of delivery box 2 and the output fixed connection of first motor 3, opens first motor 3, and first motor 3 rotates with conveying pole 15.

Further, the top of the box body 1 is fixedly connected with a mounting box 18, a first connecting rod 22 is rotatably connected in the mounting box 18, a second motor 20 is fixedly connected in the mounting box 18, one end of the first connecting rod 22 is fixedly connected with the second motor 20, the second motor 20 is started, and the second motor 20 rotates with the first connecting rod 22.

Further, one side fixedly connected with rack 19 of screening frame 5, the one end of rack 19 passes mounting box 18 and extends to the inside of mounting box 18, and one side of mounting box 18 is equipped with the spout, rack 19 is located the spout, and is equipped with the bearing between one side of rack 19 and the spout for the removal of rack 19 is more smooth, and the outside of head rod 22 is equipped with sector gear 21, and head rod 22 rotates and rotates with sector gear 21, and sector gear 21 and rack 19 meshing are connected, and sector gear 21 rotates and moves with rack 19.

Further, one end of the first connecting rod 22 passes through one side of the mounting box 18 and is fixedly connected with a first belt pulley 23, and the first connecting rod 22 rotates to rotate with the first belt pulley 23.

Further, the second connecting rod 26 is rotatably connected to the inside of the box 1, one end of the second connecting rod 26 is fixedly connected with the eccentric wheel 12, and the second connecting rod 26 rotates to drive the eccentric wheel 12 to rotate so as to knock the screen plate 11, so that sand on the surface of the screen plate 11 is prevented from accumulating.

Further, a second belt pulley 25 is fixedly connected to one side, far away from the eccentric wheel 12, of the second connecting rod 26, penetrating through the box 1, the second belt pulley 25 rotates to drive the second connecting rod 26, the second belt pulley 25 is in transmission connection with the first belt pulley 23 through a transmission belt 24, and the first belt pulley 23 rotates to drive the second belt pulley 25 through the transmission belt 24.

Further, the outside of delivery pole 15 is equipped with helical blade 16, better carries the sand, and one side of delivery box 2 is equipped with feed inlet 17, conveniently pours the sand into delivery box 2, and delivery box 2's top one side is equipped with conveyer pipe 4, discharges the sand in the delivery box 2.

Further, a first collecting box 13 is detachably connected to one side of the box body 1 below the first outlet 8, and the sand falling from the first outlet 8 is collected.

Further, a second collecting box 14 is detachably connected to one side of the box body 1 below the second outlet 9, and the sand falling from the second outlet 9 is collected.

Specifically, when the sand screening machine is used, sand to be screened is poured into a feed opening 17, a first motor 3 is started, the first motor 3 rotates through a conveying rod 15 along a spiral blade 16, sand in the feed opening 17 enters a conveying box 2 and leaves from a conveying pipe 4 to enter a screening frame 5, a second motor 20 is started, a second motor 20 head rotates through a first connecting rod 22 along a sector gear 21, the sector gear 21 rotates and moves along a rack 19, the rack 19 moves along the surface of a sliding rod 6 to squeeze a spring 7, when one toothed side of the sector gear 21 leaves the surface of the rack 19, the spring 7 loses pressing force, the spring 7 returns to the original position along the screening frame 5 under the action of the elastic force, the screening frame 5 moves back and forth to screen sand entering the screening frame 5 from the conveying pipe 4, the second motor 20 rotates and drives the first belt pulley 23 through the head rod 22 and rotates, the first belt pulley 23 drives the second belt pulley 25 through the driving belt 24 and rotates the sieve 11 through the second connecting rod 26 and continuously knocks, sand after screening the screening frame 5 drops to the surface of the sieve 11, the eccentric wheel 12 knocks the sieve 11, sand is prevented from accumulating on the surface of the sieve 11 and blocking the surface of the sieve 11 to influence screening efficiency, sand screened by the sieve 11 drops to the surface of the guide plate 10, the sand on the surface of the sieve 11 moves along the guide plate 10 and falls into the second collecting box 14 from the second outlet 9, and sand on the surface of the sieve 11 falls into the first collecting box 13 from the first outlet 8 along the sieve 11.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a categorised sand screening machine, includes box (1), its characterized in that: the novel screening box comprises a box body (1), and is characterized in that a sliding rod (6) is fixedly connected to the inside of the box body (1), a screening frame (5) is slidably connected to the outside of the sliding rod (6), a spring (7) is arranged on the outside of the sliding rod (6), a screen plate (11) is arranged in the box body (1), an eccentric wheel (12) is rotatably connected to the inside of the box body (1), a first outlet (8) is formed in one side of the box body (1), one end of the screen plate (11) penetrates through the first outlet (8) to extend to the outside, a guide plate (10) is fixedly connected to the inside of the box body (1) and the lower portion of the screen plate (11), a second outlet (9) is formed in one side of the box body (1), and one end of the guide plate (10) penetrates through the second outlet (9) to extend to the outside.

2. A classifying screen according to claim 1, wherein: one side fixedly connected with delivery box (2) of box (1), the top fixedly connected with first motor (3) of delivery box (2), the inside rotation of box (1) is connected with conveying pole (15), the top of conveying pole (15) passes the top of delivery box (2) and the output fixed connection of first motor (3).

3. A classifying screen according to claim 1, wherein: the top fixedly connected with install bin (18) of box (1), the inside rotation of install bin (18) is connected with head rod (22), the inside fixedly connected with second motor (20) of install bin (18), the one end and the second motor (20) fixed connection of head rod (22).

4. A classifying screen according to claim 3, wherein: one side fixedly connected with rack (19) of screening frame (5), the inside of installation case (18) is passed in one end of rack (19) extension to installation case (18), the outside of head rod (22) is equipped with sector gear (21), sector gear (21) are connected with rack (19) meshing.

5. The classifying screen according to claim 4, wherein: one end of the first connecting rod (22) penetrates through one side of the mounting box (18) to be fixedly connected with a first belt pulley (23).

6. A classifying screen according to claim 5, wherein: the inside rotation of box (1) is connected with second connecting rod (26), the one end and eccentric wheel (12) fixed connection of second connecting rod (26).

7. The classifying screen according to claim 6, wherein: one end of the second connecting rod (26) far away from the eccentric wheel (12) penetrates through one side of the box body (1) and is fixedly connected with a second belt pulley (25), and the second belt pulley (25) is in transmission connection with the first belt pulley (23) through a transmission belt (24).

8. A classifying screen according to claim 2, wherein: the outside of delivery pole (15) is equipped with helical blade (16), one side of delivery box (2) is equipped with feed inlet (17), top one side of delivery box (2) is equipped with conveyer pipe (4).

9. A classifying screen according to claim 1, wherein: a first collecting box (13) is detachably connected to one side of the box body (1) and positioned below the first outlet (8).

10. A classifying screen according to claim 1, wherein: a second collecting box (14) is detachably connected to one side of the box body (1) and positioned below the second outlet (9).