CN216173942U

CN216173942U - Multistage sieving mechanism of grit for building engineering

Info

Publication number: CN216173942U
Application number: CN202122744871.2U
Authority: CN
Inventors: 王奉宽; 马利苹; 朱言言; 刁奇; 李炳良
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-05
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a sand and stone multistage screening device for constructional engineering, which relates to the technical field of constructional engineering and comprises a base, wherein a screening box is arranged above one side of the top of the base, a first collecting box, a second collecting box and a third collecting box are fixedly arranged on the other side of the top of the base respectively, a chute is arranged at the top of the screening box, and a first screen and a second screen are fixedly arranged in the chute from top to bottom in sequence. According to the utility model, the chute, the first screen, the second screen, the first connecting pipe, the second connecting pipe, the third connecting pipe, the first collecting box, the second collecting box and the third collecting box are used in a matched manner, so that the effect of continuous sand and stone multistage screening is realized, the working efficiency is increased, and the supporting block, the adjusting groove, the hand wheel, the adjusting shaft, the adjusting block, the thread groove and the moving wheel are used in a matched manner, so that the screening device is convenient to move, and the stability in use is increased.

Description

Multistage sieving mechanism of grit for building engineering

Technical Field

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

Background

The building engineering refers to an engineering entity formed by the construction of various building buildings and their auxiliary facilities and the installation of lines, pipes and equipment matched with them, wherein the building buildings refer to the engineering which has top covers, beams, columns, walls, foundations and can form internal spaces and meet the requirements of people for production, living, study and public activities. Generally, in the construction process of building engineering, in order to use the sand with required particle size, a screening device is required.

But among the prior art, most building engineering grit sieving mechanism adopts intermittent type formula screening, need to carry out the screening of another part grit with the screening completion back of some grit, leads to the screening discontinuity, and work efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sand and stone multistage screening device for constructional engineering, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a multi-stage screening device for sand and stone for construction engineering comprises a base, wherein a screening box is arranged above one side of the top of the base, a first collecting box, a second collecting box and a third collecting box are respectively and fixedly arranged on the other side of the top of the base, a chute is arranged on the top of the screening box, a first screen and a second screen are sequentially and fixedly arranged in the chute from top to bottom, a first connecting pipe, a second connecting pipe and a third connecting pipe are respectively and fixedly arranged on one side, close to the first collecting box, of the screening box, three through holes are formed in the front side of the screening box, a vertical plate is arranged in front of the screening box, a handle is fixedly connected to the front side of the vertical plate, three baffles are fixedly connected to the rear side of the vertical plate, three clamping grooves are formed in the inner wall of the rear side of the chute, clamping blocks are fixedly connected to the rear side of the baffles, and supporting blocks penetrate through four corners of the base, the bottom of supporting shoe is provided with the adjustment tank, and the top of supporting shoe is provided with the hand wheel, the inside of adjustment tank is provided with regulating spindle and regulating block respectively, the bottom fixed mounting of regulating block has the removal wheel, and the top of regulating block is provided with the thread groove.

As a further scheme of the utility model: the equal fixed mounting in four angle departments of screening case outer wall has the bracing piece, the bottom of bracing piece and the top fixed mounting of base.

As a still further scheme of the utility model: the chute is close to one side of first collecting box for the trompil formula, first connecting pipe and first screen cloth looks adaptation, and first connecting pipe and first collecting box intercommunication, second connecting pipe and second screen cloth looks adaptation, and second connecting pipe and second collecting box intercommunication, the bottom inner wall of third connecting pipe and chute is the adaptation, and third connecting pipe and third collecting box intercommunication.

As a still further scheme of the utility model: the aperture of first screen cloth is greater than the aperture of second screen cloth, chute, first screen cloth and second screen cloth all are 30 contained angles with the horizontal plane.

As a still further scheme of the utility model: the baffle passes the through-hole and is in the inside of chute, and baffle and through-hole looks adaptation, every the fixture block is in every the inside of draw-in groove, and fixture block and draw-in groove looks adaptation, first the baffle is in the upside of first screen cloth, the second the upside of second screen cloth, the third the baffle is in the upside of chute bottom inner wall.

As a still further scheme of the utility model: the support block is connected with the base in an interference fit mode, the upper end of the adjusting shaft penetrates through the top of the support block and is fixedly connected with the bottom of the hand wheel, the lower end of the adjusting shaft is located inside the threaded groove, threads matched with the threaded groove are arranged on the outer surface of the adjusting shaft located inside the adjusting groove, the adjusting shaft is connected with the support block through a bearing, and the adjusting block is matched with the adjusting groove.

Compared with the prior art, the utility model has the beneficial effects that: through the chute, first screen cloth, the second screen cloth, first connecting pipe, the second connecting pipe, the third connecting pipe, first collecting box, cooperation between second collecting box and the third collecting box is used, the effect of continuous type grit multistage screening has been realized, work efficiency has been increased, and use through the supporting shoe, the adjustment tank, the hand wheel, the regulating spindle, the regulating block, the thread groove and the cooperation between the removal wheel, make this sieving mechanism both conveniently remove, increase the steadiness when using again.

Drawings

Fig. 1 is a schematic structural diagram of a multistage sand screening device for constructional engineering.

FIG. 2 is a sectional view of a side view of a screening box of the multi-stage sand screening device for construction engineering.

FIG. 3 is a partial sectional view of the support block and the base of the multi-stage sand screening device for construction engineering.

The labels in the figure are: 1. a base; 2. a screening box; 3. a first collection tank; 4. a second collection tank; 5. a third collection tank; 6. a support bar; 7. a support block; 8. a chute; 9. a first screen; 10. a second screen; 11. a first connecting pipe; 12. a second connecting pipe; 13. a third connecting pipe; 14. a moving wheel; 15. a vertical plate; 16. a handle; 17. a baffle plate; 18. a through hole; 19. a card slot; 20. a clamping block; 21. an adjustment groove; 22. a hand wheel; 23. an adjustment shaft; 24. an adjusting block; 25. a thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the utility model, a multi-stage sand and stone screening device for construction engineering comprises a base 1, a screening box 2 is arranged above one side of the top of the base 1, a first collecting box 3, a second collecting box 4 and a third collecting box 5 are respectively and fixedly arranged at the other side of the top of the base 1, a chute 8 is arranged at the top of the screening box 2, a first screen 9 and a second screen 10 are sequentially and fixedly arranged in the chute 8 from top to bottom, a first connecting pipe 11, a second connecting pipe 12 and a third connecting pipe 13 are respectively and fixedly arranged at one side of the screening box 2 close to the first collecting box 3, three through holes 18 are arranged at the front side of the screening box 2, a vertical plate 15 is arranged at the front side of the vertical plate 15, a handle 16 is fixedly connected at the front side of the vertical plate 15, three baffles 17 are fixedly connected at the rear side of the vertical plate 15, three clamping grooves 19 are arranged at the inner wall at the rear side of the chute 8, the rear side fixedly connected with fixture block 20 of baffle 17, four angle departments of base 1 all run through there is supporting shoe 7, and the bottom of supporting shoe 7 is provided with adjustment tank 21, and the top of supporting shoe 7 is provided with hand wheel 22, and the inside of adjustment tank 21 is provided with regulating spindle 23 and regulating block 24 respectively, and the bottom fixed mounting of regulating block 24 has removal wheel 14, and the top of regulating block 24 is provided with thread groove 25.

Referring to fig. 1, supporting rods 6 are fixedly mounted at four corners of the outer wall of the screening box 2, and the bottoms of the supporting rods 6 are fixedly mounted on the top of the base 1 to support the screening box 2.

Referring to fig. 1 and 2, one side of the chute 8 adjacent to the first collection box 3 is open-cell type, the first connection pipe 11 is adapted to the first screen 9, the first connection pipe 11 is communicated with the first collection box 3, the second connection pipe 12 is adapted to the second screen 10, the second connection pipe 12 is communicated with the second collection box 4, the third connection pipe 13 is adapted to the inner wall of the bottom of the chute 8, the third connection pipe 13 is communicated with the third collection box 5, the aperture of the first screen 9 is larger than that of the second screen 10, and the chute 8, the first screen 9 and the second screen 10 form an included angle of 30 degrees with the horizontal plane, so that the effect of continuous sand and stone multistage screening is conveniently realized, and the screened sand and stones can be collected.

Referring to fig. 1 and 2, the baffle 17 passes through the through hole 18 and is located inside the chute 8, the baffle 17 is adapted to the through hole 18, each fixture block 20 is located inside each clamping groove 19, the fixture blocks 20 are adapted to the clamping grooves 19, the first baffle 17 is located on the upper side of the first screen 9, the second screen 10 is located on the upper side, and the third baffle 17 is located on the upper side of the inner wall of the bottom of the chute 8, so as to block and screen sand and stones collected in the first collection box 3, the second collection box 4 and the third collection box 5.

Referring to fig. 1 and 3, the supporting block 7 is connected with the base 1 in an interference fit manner, the upper end of the adjusting shaft 23 penetrates through the top of the supporting block 7 and is fixedly connected with the bottom of the hand wheel 22, the lower end of the adjusting shaft 23 is located inside the threaded groove 25, threads matched with the threaded groove 25 are arranged on the outer surface of the adjusting shaft 23 located inside the adjusting groove 21, the adjusting shaft 23 is connected with the supporting block 7 through a bearing, and the adjusting block 24 is matched with the adjusting groove 21, so that the screening device is convenient to move, the moving wheel 14 can be moved into the adjusting groove 21, and the stability during working is improved.

The working principle of the utility model is as follows: in the using process, firstly, the device is moved to a required position through the moving wheel 14, then the hand wheel 22 is rotated to drive the adjusting shaft 23 to rotate, the adjusting shaft 23 drives the adjusting block 24 to move upwards through the thread groove 25, the moving wheel 14 can be moved into the adjusting groove 21, at the moment, the moving wheel 14 is suspended, the bottom of the supporting block 7 is in contact with the ground, the movement of the screening device can be facilitated, the stability of the screening device in use can be improved, then, a forward force is applied to the vertical plate 15 through the handle 16, the baffle 17 is moved out from the inside of the chute 8, sand to be screened is conveyed into the chute 8, large grains are separated through the first screen 9, medium grains are separated through the second screen 10, small grains fall to the bottom of the chute 8, and finally, the large grains are respectively conveyed to the large chute 8 through the first connecting pipe 11, the second connecting pipe 12 and the third connecting pipe 13, In the well tiny particle grit is collected first collecting box 3, second collecting box 4 and third collecting box 5, realized the effect of the multistage screening of continuous type grit, increased work efficiency, and when the grit that needs will collect was taken out, pass through-hole 18 with baffle 17 through riser 15 and handle 16 and insert to chute 8 in, make fixture block 20 get into draw-in groove 19's inside, can block the grit to do not influence the taking out of screening grit.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a multistage sieving mechanism of grit for building engineering, includes base (1), its characterized in that: the screening box is characterized in that a screening box (2) is arranged above one side of the top of the base (1), a first collecting box (3), a second collecting box (4) and a third collecting box (5) are respectively and fixedly mounted on the other side of the top of the base (1), a chute (8) is arranged on the top of the screening box (2), a first screen (9) and a second screen (10) are sequentially and fixedly mounted in the chute (8) from top to bottom, a first connecting pipe (11), a second connecting pipe (12) and a third connecting pipe (13) are respectively and fixedly mounted on one side, close to the first collecting box (3), of the screening box (2), three through holes (18) are formed in the front side of the screening box (2), a vertical plate (15) is arranged in front of the screening box (2), a handle (16) is fixedly connected to the front side of the vertical plate (15), and three baffles (17) are fixedly connected to the rear side of the vertical plate (15), the rear side inner wall of chute (8) is provided with three draw-in groove (19), rear side fixedly connected with fixture block (20) of baffle (17), four angle departments of base (1) all run through there are supporting shoe (7), the bottom of supporting shoe (7) is provided with adjustment tank (21), and the top of supporting shoe (7) is provided with hand wheel (22), the inside of adjustment tank (21) is provided with regulating spindle (23) and regulating block (24) respectively, the bottom fixed mounting of regulating block (24) has removal wheel (14), and the top of regulating block (24) is provided with thread groove (25).

2. The multistage screening device of grit for building engineering of claim 1, characterized in that: four angle departments of screening case (2) outer wall all fixed mounting have bracing piece (6), the top fixed mounting of the bottom of bracing piece (6) and base (1).

3. The multistage screening device of grit for building engineering of claim 1, characterized in that: one side that chute (8) are close to first collecting box (3) is the trompil formula, first connecting pipe (11) and first screen cloth (9) looks adaptation, and first connecting pipe (11) and first collecting box (3) intercommunication, second connecting pipe (12) and second screen cloth (10) looks adaptation, and second connecting pipe (12) and second collecting box (4) intercommunication, third connecting pipe (13) and the bottom inner wall of chute (8) looks adaptation, and third connecting pipe (13) and third collecting box (5) intercommunication.

4. The multistage screening device of grit for building engineering of claim 1, characterized in that: the aperture of first screen cloth (9) is greater than the aperture of second screen cloth (10), chute (8), first screen cloth (9) and second screen cloth (10) all are 30 contained angles with the horizontal plane.

5. The multistage screening device of grit for building engineering of claim 1, characterized in that: baffle (17) pass through-hole (18) and are in the inside of chute (8), and baffle (17) and through-hole (18) looks adaptation, every fixture block (20) are in every the inside of draw-in groove (19), and fixture block (20) and draw-in groove (19) looks adaptation, first baffle (17) are in the upside of first screen cloth (9), the second the upside of second screen cloth (10), the third baffle (17) are in the upside of chute (8) bottom inner wall.

6. The multistage screening device of grit for building engineering of claim 1, characterized in that: the supporting block (7) is connected with the base (1) in an interference fit mode, the upper end of the adjusting shaft (23) penetrates through the top of the supporting block (7) and is fixedly connected with the bottom of the hand wheel (22), the lower end of the adjusting shaft (23) is located inside the threaded groove (25), threads matched with the threaded groove (25) are arranged on the outer surface of the adjusting shaft (23) located inside the adjusting groove (21), the adjusting shaft (23) is connected with the supporting block (7) through a bearing, and the adjusting block (24) is matched with the adjusting groove (21).