CN215940598U

CN215940598U - Building stones particle size screening plant is used in civil engineering construction

Info

Publication number: CN215940598U
Application number: CN202122696337.9U
Authority: CN
Inventors: 康洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-03-04
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to a stone particle size screening device for civil engineering construction, which comprises a base and a screen body arranged on the base, wherein the top of the screen body is provided with a protective cover for preventing dust from flying, the dustproof cover is communicated with the screen body and is provided with a fixed cylinder, the top end of the fixed cylinder is provided with a top cover, the top cover is rotatably provided with a guide vane through a rotating shaft, a stirring shaft is driven by a first motor to rotate so as to drive the guide vane to rotate, stone entering a fixed cylinder is guided, and the blocking is avoided. The heat generated when the vibration motor operates can be discharged outwards in time.

Description

Building stones particle size screening plant is used in civil engineering construction

Technical Field

The utility model relates to the technical field of stone screening, in particular to a stone grain size screening device for civil engineering construction.

Background

The patent document with the publication number of CN210995202U provides a stone grain size screening device, which is used for avoiding the accumulation of stones at the feeding port of the screen box between the feeding port of the screen box and the upper screening chamber, thereby avoiding the accumulation of stones at the feeding port of the screen box, although certain water conservancy diversion function has been realized through the mode that sets up the powder board, arouse easily to divide the jam between flitch and the feed inlet, in addition, arouse easily that the dust flies upward when carrying out the stone grain screening, influence the environment, in addition, when carrying out the stone grain screening, vibrating motor generally exposes in the outside, and the noise is bigger, influences environment and operating personnel's health.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stone particle size screening device for civil engineering construction, 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 stone particle size screening device for civil engineering construction comprises a base and a screen body arranged on the base, wherein four fixing seats are arranged on the base, fixing lugs are arranged on two sides of the screen body and correspond to the fixing seats, a fixing spring is arranged between each fixing lug and each fixing seat, a dust cover is arranged at the top of the screen body, a fixing pipe barrel is arranged on the dust cover and communicated with the screen body, a top cover is arranged at the top end of the fixing pipe barrel, a stirring shaft is rotatably arranged on the top cover, a guide vane is arranged on the stirring shaft, a first motor is arranged on the top cover, the output end of the first motor is connected with the stirring shaft, a supporting seat is arranged on the base, a vibrating motor is arranged on the supporting seat, a vibration exciter is arranged on the screen body, the vibrating motor is in transmission connection with the vibration exciter, and a protective cover is arranged outside the vibrating motor, the sound-absorbing cotton is arranged on the inner wall of the protective cover, and the heat-radiating assembly is arranged on the protective cover.

As a further scheme of the utility model: the heat dissipation assembly comprises heat dissipation holes formed in the protective cover, exhaust fans are arranged in the heat dissipation holes, heat dissipation inside the protective cover is enhanced, and the vibration motor is prevented from being in a high-heat environment.

As a still further scheme of the utility model: the screen frame includes the casing, from the top down can dismantle in proper order in the casing and be provided with first filter screen, second filter screen and third filter screen, the mesh diameter of first filter screen, second filter screen and third filter screen reduces in proper order, improves the meticulous degree that the building stones particle size was sieved.

As a still further scheme of the utility model: the improved filter screen is characterized in that three groups of mounting bases are arranged on the upper portion and the lower portion of the inner wall of the shell, connecting strips are arranged on the edges of the first filter screen, the second filter screen and the third filter screen, and fastening bolts are arranged between the connecting strips and the mounting bases, so that the first filter screen, the second filter screen and the third filter screen can be mounted and dismounted conveniently.

As a still further scheme of the utility model: the mounting base is provided with a positioning hole, the bottom end of the connecting strip is provided with a positioning block, and the positioning block is matched with the positioning hole to realize rapid positioning during mounting of the first filter screen, the second filter screen and the third filter screen.

As a still further scheme of the utility model: the fixed pipe barrel is communicated with a feeding pipe, the feeding pipe is provided with a feeding hopper, and feeding to the inside of the screen body through the feeding hopper is facilitated.

As a still further scheme of the utility model: the bottom of protection casing is provided with the connecting plate, be provided with fixing bolt between connecting plate and the supporting seat, the installation and the dismantlement of protection casing are convenient for.

As a still further scheme of the utility model: the lateral wall of the shell is provided with a discharge hole corresponding to one filter screen, the second filter screen and the third filter screen respectively.

Compared with the prior art, the utility model has the advantages that:

1. in order to prevent dust from flying when stone materials are subjected to particle size screening, a dust cover is arranged at the top of a screen body, meanwhile, in order to prevent the stone materials from being blocked at a feeding pipe when the stone materials are fed, a fixed cylinder body is arranged on the dust cover and communicated with the screen body, a guide vane is rotatably arranged on the fixed cylinder body through a rotating shaft, a first motor is started, the first motor drives a stirring shaft to rotate, the stirring shaft drives the guide vane to rotate, the stone materials entering a fixed cylinder barrel are guided, and the blocking situation is avoided.

2. The utility model comprises a supporting seat and a vibration motor arranged on the supporting seat, wherein a protective cover is arranged on the outer side of the vibration motor, sound-absorbing cotton is arranged in the protective cover, so that the noise generated when the vibration motor operates can be absorbed, and the influence caused by the noise can be reduced.

Drawings

FIG. 1 is a schematic view showing the overall structure of a stone grain size sieving device for civil engineering construction according to the present invention;

FIG. 2 is a sectional view of a connection structure between a fixed pipe barrel, a stirring shaft and a guide vane in the present invention;

FIG. 3 is a schematic view of a connection structure between the housing and the first, second and third filter screens of the present invention;

FIG. 4 is a sectional view showing a connection structure between the connection bar and the mounting base and the housing in accordance with the present invention;

fig. 5 is a sectional view showing a connection structure between the shield, the vibration motor and the support base according to the present invention.

In the figure: 1. a base; 2. a screen body; 3. a fixed seat; 4. fixing the ear; 5. fixing the spring; 6. a dust cover; 7. fixing the pipe barrel; 8. a top cover; 9. a stirring shaft; 10. a guide vane; 11. a first motor; 12. a supporting seat; 13. a vibration motor; 14. a vibration exciter; 15. a protective cover; 16. sound-absorbing cotton; 17. heat dissipation holes; 18. an exhaust fan; 19. a housing; 20. a first filter mesh screen; 21. a second filter screen; 22. a third filter screen; 23. mounting a base; 24. a connecting strip; 25. fastening a bolt; 26. positioning holes; 27. positioning blocks; 28. a feed pipe; 29. a feed hopper; 30. a connecting plate; 31. fixing the bolt; 32. and (4) a discharge port.

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.

Example 1:

referring to fig. 1 to 5, in the embodiment of the present invention:

a stone particle size screening device for civil engineering construction comprises a base 1 and a screen body 2 installed on the base 1, wherein four fixing seats 3 are arranged on the base 1, fixing lugs 4 are arranged on two sides of the screen body 2 corresponding to the fixing seats 3, a fixing spring 5 is arranged between the fixing lugs 4 and the fixing seats 3, a dust cover 6 is arranged on the top of the screen body 2, a fixing pipe barrel 7 is arranged on the dust cover 6 and communicated with the screen body 2, a top cover 8 is arranged at the top end of the fixing pipe barrel 7, a stirring shaft 9 is rotatably arranged on the top cover 8, a guide vane 10 is arranged on the stirring shaft 9, a first motor 11 is arranged on the top cover 8, the output end of the first motor 11 is connected with the stirring shaft 9, a supporting seat 12 is arranged on the base 1, a vibrating motor 13 is arranged on the supporting seat 12, a vibration exciter 14 is arranged on the screen body 2, the vibrating motor 13 is in transmission connection with the vibration exciter 14, and a protective cover 15 is arranged on the outer side of the vibrating motor 13, the inner wall of the protective cover 15 is provided with sound absorption cotton 16, and the protective cover 15 is provided with a heat dissipation assembly.

Referring to fig. 1 and 5, in an embodiment of the present invention: the heat dissipation assembly comprises heat dissipation holes 17 formed in the protective cover 15, exhaust fans 18 are arranged in the heat dissipation holes 17, and heat generated when the vibration motor 13 operates is dissipated outwards in time through the exhaust fans 18.

Referring to fig. 4 and 5, in an embodiment of the present invention: the screen frame 2 includes casing 19, and from the top down can dismantle in proper order in casing 19 and be provided with first filter mesh screen 20, second filter mesh screen 21 and third filter mesh screen 22, and the mesh diameter of first filter mesh screen 20, second filter mesh screen 21 and third filter mesh screen 22 reduces in proper order, sieves the size of stone grain through the filter mesh screen in different apertures, realizes the separation.

Referring to fig. 4 and 5, in an embodiment of the present invention: three groups of mounting bases 23 are arranged on the upper portion and the lower portion of the inner wall of the shell 19, the first filter screen 20, the edges of the second filter screen 21 and the third filter screen 22 are provided with connecting strips 24, fastening bolts 25 are arranged between the connecting strips 24 and the mounting bases 23, the first filter screen 20, the second filter screen 21 and the third filter screen 22 can be mounted and dismounted conveniently, when one filter screen is in a problem, the filter screen can be replaced timely, positioning holes 26 are formed in the mounting bases 23, positioning blocks 27 are arranged at the bottom ends of the connecting strips 24, the positioning blocks 27 are matched with the positioning holes 26, the first filter screen 20, the second filter screen 21 and the third filter screen 22 can be mounted conveniently and quickly positioned, and mounting accuracy is improved.

Referring to fig. 1, in an embodiment of the present invention: the fixed pipe barrel 7 is communicated with a feeding pipe 28, the feeding pipe 28 is provided with a feeding hopper 29, stone materials to be screened are placed into the feeding hopper 29, enter the fixed pipe barrel 7 through the feeding pipe 28, are guided to the first filtering screen 20 under the action of the guide vanes 10, and then are screened.

Referring to fig. 1 and 5, in an embodiment of the present invention: the bottom of protection casing 15 is provided with connecting plate 30, is provided with fixing bolt 31 between connecting plate 30 and the supporting seat 12, realizes dismantling between protection casing 15 and the supporting seat 12 to be connected through fixing bolt 31 and the cooperation of connecting plate 30.

Referring to fig. 1, as a still further aspect of the present invention: the side wall of the housing 19 is provided with discharge ports 32 corresponding to the first filter screen 20, the second filter screen 21 and the third filter screen 22, respectively.

Example 2:

referring to fig. 1 to 5, in use, stone to be screened is poured into a feed hopper 29, the stone enters the inside of the screen body 2 through a feed pipe 28 and a fixing pipe 7 in sequence and falls on a first filter screen 20, a vibration motor 13 is started, the vibration motor 13 drives a vibration exciter 14 to rotate, the screen body 2 vibrates, and therefore the first filter screen 20, a second filter screen 21 and a third filter screen 22 vibrate, so that the stone falls on the first filter screen 20, the stone particles with the particle diameter smaller than that of the first filter screen 20 fall on the second filter screen 21, and the particles with the particle diameter smaller than that of the second filter screen 21 fall on the third filter screen 22, and screening of the stone particle size is achieved.

Meanwhile, in order to prevent stones from being blocked at the feeding pipe 28, the first motor 11 is started, the first motor 11 drives the stirring shaft 9 to rotate, the stirring shaft 9 drives the guide vanes 10 to rotate, stones entering the fixed pipe barrel 7 are guided, and the blocking is avoided.

Example 3:

referring to fig. 1 to 5, the present invention relates to a stone grain size sieving device for civil engineering construction, which comprises a supporting base 12 and a vibration motor 13 mounted on the supporting base 12, wherein a protective cover 15 is disposed outside the vibration motor 13, sound-absorbing cotton 16 is disposed in the protective cover 15, which can absorb noise generated when the vibration motor 13 operates and reduce influence caused by the noise, and heat dissipation holes 17 are disposed on the protective cover 15, and exhaust fans 18 are disposed in the heat dissipation holes 17, which can timely discharge heat generated when the vibration motor 13 operates.

In all the above-mentioned embodiments, the connection between the two components may be selected from welding, matching connection of bolt and nut, bolt or screw connection, or other known connection methods according to practical situations, which are not described herein in detail, and the above-mentioned embodiments are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can be within the technical scope of the present invention, and equivalent substitutions or changes can be made according to the technical solution of the present invention and the practical idea thereof, and all the modifications and changes are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a building stones particle size screening plant for civil engineering construction, includes base (1) and screen frame (2) of installing on base (1), be provided with four fixing base (3) on base (1), the both sides of screen frame (2) correspond fixing base (3) and are provided with fixed ear (4), be provided with between fixed ear (4) and fixing base (3) fixed spring (5), its characterized in that: the top of the screen body (2) is provided with a dust cover (6), the dust cover (6) is communicated with the screen body (2) and is provided with a fixed pipe barrel (7), the top end of the fixed pipe barrel (7) is provided with a top cover (8), the top cover (8) is rotatably provided with a stirring shaft (9), the stirring shaft (9) is provided with a guide vane (10), the top cover (8) is provided with a first motor (11), the output end of the first motor (11) is connected with the stirring shaft (9), the base (1) is provided with a supporting seat (12), the supporting seat (12) is provided with a vibrating motor (13), the screen body (2) is provided with a vibration exciter (14), the vibrating motor (13) is in transmission connection with the vibration exciter (14), the outer side of the vibrating motor (13) is provided with a protective cover (15), the inner wall of the protective cover (15) is provided with sound absorption cotton (16), and a heat dissipation assembly is arranged on the protective cover (15).

2. The stone material grain size screening plant for civil engineering construction of claim 1, characterized in that: the heat dissipation assembly comprises heat dissipation holes (17) formed in the protective cover (15), and exhaust fans (18) are arranged in the heat dissipation holes (17).

3. The stone material grain size screening plant for civil engineering construction of claim 1, characterized in that: the screen frame (2) includes casing (19), from the top down can dismantle in proper order in casing (19) and be provided with first filter screen (20), second filter screen (21) and third filter screen (22), the mesh diameter of first filter screen (20), second filter screen (21) and third filter screen (22) reduces in proper order.

4. The stone material grain size screening plant for civil engineering construction of claim 3, characterized in that: the inner wall of casing (19) is provided with three group's mounting base (23) from top to bottom, the edge of first filter screen (20), second filter screen (21) and third filter screen (22) all is provided with connecting strip (24), be provided with fastening bolt (25) between connecting strip (24) and mounting base (23).

5. The stone material grain size screening plant for civil engineering construction of claim 4, characterized in that: the mounting base (23) is provided with a positioning hole (26), the bottom end of the connecting strip (24) is provided with a positioning block (27), and the positioning block (27) is matched with the positioning hole (26).

6. The stone material grain size screening plant for civil engineering construction of claim 1, characterized in that: the fixed pipe barrel (7) is communicated with a feeding pipe (28), and the feeding pipe (28) is provided with a feeding hopper (29).

7. The stone material grain size screening plant for civil engineering construction of claim 1, characterized in that: the bottom of protection casing (15) is provided with connecting plate (30), be provided with fixing bolt (31) between connecting plate (30) and supporting seat (12).

8. The stone material grain size screening plant for civil engineering construction of claim 3, characterized in that: and discharge holes (32) are formed in the side wall of the shell (19) and correspond to the first filter screen (20), the second filter screen (21) and the third filter screen (22) respectively.