CN212168108U

CN212168108U - Screening sand machine for building engineering

Info

Publication number: CN212168108U
Application number: CN202020524284.5U
Authority: CN
Inventors: 林晖
Original assignee: Guangdong Chang Mu Engineering Co ltd
Current assignee: Guangdong Chang Mu Engineering Co ltd
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-12-18
Anticipated expiration: 2030-04-11

Abstract

The utility model provides a sand screening machine for construction engineering, which belongs to the technical field of construction equipment and comprises a base and a sand screening box, wherein the four corners of the lower end of the sand screening box are fixedly connected with damping springs, the lower ends of the four damping springs are fixedly connected with the upper end of the base, the lower end of the sand screening box is fixedly connected with a vibrating motor, the upper end of the sand screening box is provided with a feed inlet, a sand collecting mechanism is arranged in the sand screening box, the left end and the right end of the sand screening box are respectively provided with a second square groove and a first square groove, a rotating shaft is rotatably connected between the front inner wall and the rear inner wall of the second square groove, the right end of the sand screening box is fixedly connected with a motor box, the right side of the sand screening box is provided with a clearance mechanism, the clearance mechanism comprises a first spring, a motor, a half gear and a rack, the first spring is fixedly connected with the lower inner wall of the motor box, and, the sand screening efficiency is greatly improved, so that the working efficiency of workers is improved.

Description

Screening sand machine for building engineering

Technical Field

The utility model belongs to the technical field of the architectural equipment, concretely relates to screening sand machine for building engineering.

Background

The sand screening machine is also called dry land sand screening boat and sand-stone separator, and is suitable for use in river, reservoir and coal yard. The ship consists of a ship body, a frame, a speed reducer, a conveying belt, a rotary screen and an engine or a motor. The machine has simple structure, is economical and applicable and is easy to operate. It is divided into drum type sand screening machine, water washing drum type sand screening machine, vibration screen type sand screening machine, etc.

When the building construction, often need the screening sand machine to part gravel and sand, perhaps separate out fine sand, supply the workman to use, the screening sand machine that uses at present makes the screen cloth carry out gravel and sand separation mostly through single bobbing machine vibration for gravel and sand separation is not even enough, makes the good sand of sieve not reach workman's user demand, needs further screening, makes screening sand efficiency reduce, delays workman's operating efficiency simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screening sand machine for building engineering aims at solving the screening sand machine among the prior art and carries out the separation of gravel and sand through single bobbing machine for the separation of gravel and sand is even inadequately, reduces screening sand efficiency, makes the problem that workman work efficiency descends.

In order to achieve the above object, the utility model provides a following technical scheme:

a sand screening machine for constructional engineering comprises a base and a sand screening box, wherein damping springs are fixedly connected to four corners of the lower end of the sand screening box, the lower ends of the four damping springs are fixedly connected to the upper end of the base, a vibration motor is fixedly connected to the lower end of the sand screening box, a feed inlet is formed in the upper end of the sand screening box, a sand collecting mechanism is arranged in the sand screening box, a second square groove and a first square groove are respectively formed in the left end and the right end of the sand screening box, a rotating shaft is rotatably connected between the front inner wall and the rear inner wall of the second square groove, a motor box is fixedly connected to the right end of the sand screening box, a clearance mechanism is arranged on the right side of the sand screening box and comprises a first spring, a motor, a half gear and a rack, the first spring is fixedly connected to the lower inner wall of the motor box, the motor is fixedly connected to the right inner wall of the motor box, the half gear, rack fixed connection is in the upper end of first spring, semi-gear and rack mesh mutually, the upper end of rack runs through the upper end of motor case and outwards extends, the first carriage release lever of upper end fixedly connected with of rack, first carriage release lever is located first square inslot, the left end fixedly connected with screen cloth of first carriage release lever, the left end fixedly connected with second carriage release lever of screen cloth, the left end fixedly connected with in the circumference surface of pivot of second carriage release lever. Can realize that screening sand machine sand and stone separation is more even when the operation, screening sand efficiency improves greatly to improve workman operating efficiency.

In order to make the screen cloth more stable when screening sand, conduct the utility model relates to an it is preferred, two fixing bases of the right inner wall fixedly connected with of screening sand case, two the equal fixedly connected with second spring in upper end of fixing base, two upper end difference fixed connection of second spring is two in the front and back of the lower extreme right side of screen cloth.

In order to make this device material loading more convenient, conduct the utility model relates to an it is preferred, feed inlet fixed connection is in the upper end of screening sandbox, the lower extreme of feed inlet runs through the last inner wall and the inward extension of screening sandbox, the lower extreme of feed inlet is located the upside of screen cloth.

In order to make first spring can not receive the influence of second spring when taking place elastic deformation, as the utility model relates to an it is preferred, the elastic strength of first spring is greater than the elastic strength of second spring.

In order to be convenient for concentrate collection for sand after the gravel and sand separation, as the utility model relates to an it is preferred, sand is collected the mechanism and is included slide and collection sandbox, slide fixed connection is between the inner wall around the screening sandbox, the slide becomes the slope form, the left end of slide runs through the left end of screening sandbox, collection sandbox fixed connection is in the left end of screening sandbox, the right-hand member of collection sandbox is opened the chisel and is had with slide assorted interface, slide and collection sandbox are linked together.

In order to make gravel and sand difficult to block up in feed inlet and slide, conduct the utility model relates to an it is preferred, smooth polishing treatment is all done to the inner wall of feed inlet and slide.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the scheme is used for screening sand, sand and stones are poured from the feeding port and fall onto the screen, and by starting the motor, the output shaft of the motor drives the half gear to rotate, the half gear drives the rack to move upwards, the rack drives the first spring to stretch upwards, when the half gear rotates to the side without the gear and is close to the rack, the rack is driven to move downwards by the elasticity of the first spring, by repeated operation, the rack drives the first movable rod to reciprocate up and down, the first movable rod drives the screen to move up and down, the screen drives the second movable rod to move up and down, because the left end of the second moving rod is fixedly connected with the circumferential surface of the rotating shaft, the screen does arc motion by taking the rotating shaft as the center, through the screen cloth constantly reciprocate for the better sieve of sand in the gravel and sand that is located the screen cloth comes out, falls into the slide in the mesh of screen cloth, sieve husky efficiency greatly increased.

2. This scheme is through some vibrating motor of sieve sandbox below fixed connection, starts vibrating motor for the sieve sandbox vibration, this device passes through vibrating motor and clearance mechanism simultaneous working, makes sieve screening sand efficiency higher, and the separation of sand and stone is more even.

3. This scheme is through sieve sandbox left end fixedly connected with collection sandbox, and collection sandbox is linked together with the slide for the good sand of sieve is convenient for collect, makes the workman convenient with husky, makes workman work efficiency improve.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a partial view of the rack of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a right side view of the present invention.

In the figure: 1-a base; 2-a damping spring; 3-a vibration motor; 4-a slideway; 41-a sand collection box; 5-a motor box; 6-a first spring; 61-a motor; 62-half gear; 63-a rack; 7-a second spring; 8, a fixed seat; 9-a screen mesh; 10-a first travel bar; 101-a first square groove; 11-sand drying box; 12-a feed inlet; 13-a rotating shaft; 131-a second square groove; 14-second travel bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions:

a sand screening machine for construction engineering comprises a base 1 and a sand screening box 11, wherein four corners of the lower end of the sand screening box 11 are fixedly connected with damping springs 2, the lower ends of the four damping springs 2 are fixedly connected to the upper end of the base 1, the lower end of the sand screening box 11 is fixedly connected with a vibration motor 3, the upper end of the sand screening box 11 is provided with a feed inlet 12, a sand collecting mechanism is arranged in the sand screening box 11, the left end and the right end of the sand screening box 11 are respectively provided with a second square groove 131 and a first square groove 101, a rotating shaft 13 is rotatably connected between the front inner wall and the rear inner wall of the second square groove 131, the right end of the sand screening box 11 is fixedly connected with a motor box 5, the right side of the sand screening box 11 is provided with a clearance mechanism, the clearance mechanism comprises a first spring 6, a motor 61, a half gear 62 and a rack 63, the first spring 6 is fixedly connected to the lower inner wall of, half gear 62 fixed connection is in the output shaft of motor 61, rack 63 fixed connection is in the upper end of first spring 6, half gear 62 and rack 63 mesh mutually, the upper end of rack 63 runs through the upper end of motor case 5 and outwards extends, the first carriage release lever 10 of upper end fixedly connected with of rack 63, first carriage release lever 10 is located first square groove 101, the left end fixedly connected with screen cloth 9 of first carriage release lever 10, the left end fixedly connected with second carriage release lever 14 of screen cloth 9, the left end fixedly connected with in the circumferential surface of pivot 13 of second carriage release lever 14.

In the embodiment of the utility model, base 1 plays the effect of supporting this device, more stable effect when damping spring 2 plays the vibration of screening sandbox 11, vibrating motor 3 plays the effect that makes screening sandbox 11 vibrate, this device is when sieving husky, pour gravel and sand from feed inlet 12 into and fall to screen cloth 9 on, feed inlet 12 plays the effect of feeding, screen cloth 9 plays the effect of filtering gravel and sand, start vibrating motor 3, vibrating motor 3 makes screening sandbox 11 produce the vibration, make screen cloth 9 in the screening sandbox 11 vibrate, make gravel and sand carry out the primary separation, vibrating motor 3 can select different models according to self demand, for example: select YZS-5-2 vibrating motor, vibrating motor 3 and external power electric connection, start motor 61 simultaneously, motor 61 can select different models according to self demand, for example: selecting a Rayleigh 86CM motor, wherein the motor 61 is electrically connected with an external power supply, the half gear 62 is driven to rotate through an output shaft of the motor 61, because one side of the half gear 62 is not provided with a gear, when one side of the gear is meshed with the rack 63 when the half gear 62 rotates, the rack 63 is driven by the half gear 62 to move upwards, the rack 63 drives the first spring 6 to stretch upwards, when the side of the half gear 62, which is not provided with the gear, is close to the rack 63, the moving path of the rack 63 cannot be influenced by the half gear 62, the rack 63 is driven to move downwards through the elasticity of the first spring 6, the rack 63 drives the first moving rod 10 to do reciprocating motion up and down in the first square groove 101 through repeated operation, the first moving rod 10 is made of specific elastic material, when the rack 63 drives the first moving rod 10 to do reciprocating motion up and down, the first moving rod 10 can deform, so that the joint of the rack 63 and the first moving rod 10 cannot be disconnected, the first moving rod 10 drives the screen 9 to move up and down, the screen 9 plays a role in separating sand and stone, the screen 9 drives the second moving rod 14 to move up and down in the second square groove 131, because the left end of the second moving rod 14 is fixedly connected to the circumferential surface of the rotating shaft 13, the screen 9 makes arc motion by taking the rotating shaft 13 as the center, the rotating shaft 13 rotates in the second square groove 131, at the moment, when larger stones on the screen 9 incline downwards and rightwards through the screen 9, the stones can continuously flow away from the first square groove 101, through the continuous up and down movement of the screen 9 and the vibration of the vibrating motor 3, the sand and stone on the screen 9 can be better screened out, the sand falls into the slide 4 from meshes of the screen 9, the sand slides from the slide 4 into the sand collecting box 41, and the sand can be conveniently used by workers, the device can more uniformly separate sand and stone during operation, and the sand screening efficiency is greatly improved, thereby improving the working efficiency of workers.

Referring to fig. 1, two fixing seats 8 are fixedly connected to the right inner wall of the sand screening box 11, the upper ends of the two fixing seats 8 are fixedly connected to second springs 7, and the upper ends of the two second springs 7 are fixedly connected to the front portion and the rear portion of the right side of the lower end of the screen 9 respectively.

In this embodiment: the fixing base 8 plays a role of supporting the second spring 7, and when the screen cloth 9 moves up and down, the second spring 7 plays a role of preventing the screen cloth 9 from inclining to one side when moving up and down.

Specifically, referring to fig. 1, the feed inlet 12 is fixedly connected to the upper end of the sand sieving box 11, the lower end of the feed inlet 12 penetrates through the upper inner wall of the sand sieving box 11 and extends inward, and the lower end of the feed inlet 12 is located on the upper side of the screen 9.

In this embodiment: through feed inlet 12 fixed connection in the upper end of screening sandbox 11, the setting that the lower extreme of feed inlet 12 runs through the last inner wall of screening sandbox 11 and inwards extends for gravel and sand feeding is more convenient, and falls to on the screen cloth 9 between the gravel and sand.

Specifically, referring to fig. 1, the elastic strength of the first spring 6 is greater than the elastic strength of the second spring 7.

In this embodiment: elastic strength through first spring 6 is greater than the setting of the elastic strength of second spring 7 for first spring 6 can not receive the influence of screen cloth 9 when taking place elastic deformation, makes first spring 6 normally reset.

Referring to fig. 1 and 3, the sand collecting mechanism includes a slideway 4 and a sand collecting box 41, the slideway 4 is fixedly connected between the front and rear inner walls of the sand sieving box 11, the slideway 4 is inclined, the left end of the slideway 4 penetrates through the left end of the sand sieving box 11, the sand collecting box 41 is fixedly connected to the left end of the sand sieving box 11, the right end of the sand collecting box 41 is provided with a port matched with the slideway 4, and the slideway 4 is communicated with the sand collecting box 41.

In this embodiment: through the sand collection mechanism that is provided with for sand after the sand stone separation is convenient for concentrate the collection, and the workman of being convenient for uses, improves workman operating efficiency.

Specifically, referring to fig. 1, the inner walls of the feed port 12 and the chute 4 are both polished smoothly.

In this embodiment: the inner walls of the feed inlet 12 and the slide 4 are both subjected to smooth polishing treatment, so that sand and stones are not easy to block in the feed inlet 12 and the slide 4.

The utility model discloses a theory of operation and use flow: when the device is used for screening sand, sand and stones are poured from a feeding hole 12 and fall onto a screen mesh 9, a vibration motor 3 is started, the vibration motor 3 enables a sand screening box 11 to vibrate, a motor 61 is started at the same time, a half gear 62 is driven to rotate through an output shaft of the motor 61, when one side of the half gear 62 is meshed with a rack 63, the rack 63 is driven by the half gear 62 to move upwards, the rack 63 drives a first spring 6 to stretch upwards, when the side of the half gear 62 which does not have the gear is close to the rack 63, the rack 63 is driven to move downwards through the elasticity of the first spring 6, through repeated operation, the rack 63 drives a first moving rod 10 to do reciprocating motion up and down in a first direction groove 101, the first moving rod 10 drives the screen mesh 9 to move back and forth, the screen mesh 9 drives a second moving rod 14 to move up and down in a second direction groove 131, and the left end of the second moving rod 14 is fixedly connected to the circumferential surface of a rotating shaft 13, make screen cloth 9 use pivot 13 to do the arcuate motion as the center, pivot 13 is at second square groove 131 internal rotations, constantly reciprocate and vibrating motor 3's vibration through screen cloth 9, make the better sieve of sand in the gravel and sand that is arranged on screen cloth 9 come out, fall into in slide 4 in the mesh of screen cloth 9, the sand is from slide 4 in landing to collection sandbox 41, the workman of being convenient for uses, this device makes the gravel and sand separation more even when the operation, sieve husky efficiency improves greatly, thereby improve workman's operating efficiency.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a screening sand machine for building engineering which characterized in that: the sand screening machine comprises a base (1) and a sand screening box (11), wherein damping springs (2) are fixedly connected to four corners of the lower end of the sand screening box (11), four damping springs (2) are fixedly connected to the upper end of the base (1), a vibrating motor (3) is fixedly connected to the lower end of the sand screening box (11), a feeding hole (12) is formed in the upper end of the sand screening box (11), a sand collecting mechanism is arranged in the sand screening box (11), a second square groove (131) and a first square groove (101) are respectively formed in the left end and the right end of the sand screening box (11), a rotating shaft (13) is rotatably connected between the front inner wall and the rear inner wall of the second square groove (131), a right end of the sand screening box (11) is fixedly connected with the sand screening box (5), a gap mechanism is arranged on the right side of the sand screening box (11), and comprises a first spring (6), a motor (61), a motor and a motor, A half gear (62) and a rack (63), the first spring (6) is fixedly connected with the lower inner wall of the motor box (5), the motor (61) is fixedly connected with the right inner wall of the motor box (5), the half gear (62) is fixedly connected with the output shaft of the motor (61), the rack (63) is fixedly connected to the upper end of the first spring (6), the half gear (62) is meshed with the rack (63), the upper end of the rack (63) penetrates through the upper end of the motor box (5) and extends outwards, the upper end of the rack (63) is fixedly connected with a first movable rod (10), the first movable rod (10) is positioned in the first square groove (101), the left end of the first moving rod (10) is fixedly connected with a screen (9), the left end of the screen (9) is fixedly connected with a second moving rod (14), the left end of the second moving rod (14) is fixedly connected to the circumferential surface of the rotating shaft (13).

2. The sand screening machine for construction engineering according to claim 1, wherein: two fixing bases (8) and two fixing bases (7) are fixedly connected to the right inner wall of the sand screening box (11), the upper ends of the fixing bases (8) are fixedly connected with the second springs (7) and the upper ends of the second springs (7) are fixedly connected to the front portion and the rear portion of the right side of the lower end of the screen (9) respectively.

3. The sand screening machine for construction engineering according to claim 2, wherein: feed inlet (12) fixed connection is in the upper end of screening sandbox (11), the lower extreme of feed inlet (12) runs through the last inner wall of screening sandbox (11) and inwards extends, the lower extreme of feed inlet (12) is located the upside of screen cloth (9).

4. A sand screening machine for construction engineering according to claim 3, wherein: the elastic strength of the first spring (6) is greater than the elastic strength of the second spring (7).

5. The sand screening machine for construction engineering according to claim 4, wherein: the sand collecting mechanism comprises a slide way (4) and a sand collecting box (41), the slide way (4) is fixedly connected between the front inner wall and the rear inner wall of the sand screening box (11), the slide way (4) is inclined, the left end of the slide way (4) penetrates through the left end of the sand screening box (11), the sand collecting box (41) is fixedly connected to the left end of the sand screening box (11), the right end of the sand collecting box (41) is provided with a port matched with the slide way (4), and the slide way (4) is communicated with the sand collecting box (41).

6. The sand screening machine for construction engineering according to claim 5, wherein: the inner walls of the feed inlet (12) and the slide way (4) are both subjected to smooth polishing treatment.