CN216631588U

CN216631588U - Grit sieving mechanism for construction

Info

Publication number: CN216631588U
Application number: CN202123016386.XU
Authority: CN
Inventors: 范大力; 解淑芬; 吴昊; 易金华
Original assignee: Hunan Renjian Baogu Hi Tech Development Co ltd
Current assignee: Hunan Renjian Baogu Hi Tech Development Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-31
Anticipated expiration: 2031-12-03

Abstract

The utility model belongs to the technical field of building construction, and relates to a gravel screening device for building construction, which comprises a screening box, wherein a discharge port is formed in the front side of the screening box, a screen plate is arranged in the front side of the discharge port, two bases are arranged on the bottom surface of the front side of the screen plate, sliding grooves are formed in two sides of the bottom surface of the screen plate, two first gaskets are arranged on one side of the bottom surface of the screen plate, a spring is fixedly connected onto each first gasket, one end, away from each first gasket, of the spring is provided with a second gasket, a telescopic rod is arranged between each first gasket and each second gasket, the spring is sleeved on the telescopic rod, a limiting plate is arranged between each two second gaskets, a threaded rod is connected into a threaded sleeve in a threaded manner, one end of the threaded rod is fixedly connected into a rotating ring, the other end of the threaded rod is provided with a handle, a feeding hopper is arranged on the top surface of the screening box, and a controller is arranged on one side of the screening box, so that the aperture of a screen mesh is effectively changed, and people can be screened more conveniently and more rapidly.

Description

Grit sieving mechanism for construction

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a sand and stone screening device for building construction.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite. Among them, concrete is the most commonly used in building construction, and is mainly composed of cement, sand, stone and water, and gravel refers to a loose mixture of sand and broken stones. People generally all can use the sieving mechanism to filter the grit at the building site, but there are some problems in current sieving mechanism when using.

When the existing equipment is used, the apertures of commonly used screens are fixed, if people need to use screens with different apertures, the screens need to be disassembled and replaced, and the replacement mode consumes time and labor, so that the working efficiency of people is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sand and stone screening device for building construction, which is used for solving the problems.

In order to solve the technical problems, the utility model provides the following technical scheme:

a sandstone screening device for building construction comprises a screening box, wherein a discharge port is formed in the front side of the screening box, a screen plate is installed in the front side of the discharge port, two bases are installed on the bottom surface of the front side of the screen plate, sliding grooves are formed in two sides of the bottom surface of the screen plate, two first gaskets are installed on one side of the bottom surface of the screen plate, a spring is fixedly connected onto each first gasket, a second gasket is installed at one end, away from each first gasket, of the spring, a telescopic rod is arranged between each first gasket and each second gasket, the spring is sleeved on the telescopic rod, a limiting plate is installed between the two second gaskets, the limiting plate is slidably connected into the sliding grooves, a plurality of through holes are formed in the limiting plate, two thread sleeves are installed on one side of the screen plate, two rotating rings are installed on one side of the limiting plate, threaded rods are connected with the threads in the thread sleeves, one ends of the threaded rods are fixedly connected into the rotating rings, the handle is installed to the threaded rod other end, the feeder hopper is installed to screening case top surface, the controller is installed to screening case one side.

As a preferred technical scheme of the utility model, the sieve plate is in a slope shape, and one side of the sieve plate is provided with a driving motor and a vibration exciter; be convenient for shake the sieve for the efficiency of screening.

As a preferred technical scheme of the utility model, the bottom surface of the base is provided with an antiskid plate, a material collecting box is arranged below the sieve plate, the bottom surface of the screening box is provided with another four bases, and the other four bases are positioned at four corners of the bottom surface of the screening box; the stability of sieve and screening case is convenient for improve.

As a preferred technical scheme of the utility model, the surface of the handle is provided with a rubber anti-skid layer, and both sides of the top surface of the sieve plate are provided with baffle plates; prevent that the material from leaking down through sieve both sides at the in-process of screening to influence the efficiency of screening.

As a preferred technical scheme of the utility model, the feed hopper is in a round table shape, the other side of the screening box is provided with an access panel, and the access panel is provided with four screws; the maintenance of the equipment is convenient.

The utility model has the following beneficial effects:

1. in the utility model, materials are placed in the feed hopper, the materials pass through the feed hopper and then are discharged from the discharge port, the discharged materials pass through the sieve plate, when people need to change the aperture size of the sieve plate, only the handle needs to be rotated, so that the handle drives the threaded rod to rotate, when the threaded rod rotates, the rotating ring rotates simultaneously, the threaded rod moves in the threaded sleeve, at the same time, the threaded rod drives the limiting plate to move, when the limiting plate moves, the length of the spring arranged at one end of the limiting plate is elongated, the elastic force of the spring is increased, the limiting plate slides in the chute, because the limiting plate and the sieve plate are both provided with through holes, when the position between the two through holes is changed, the size of the through hole is changed simultaneously, thereby the aperture size on the sieve plate is changed through the position change of the limiting plate, when people use the sieve plate does not need to change the sieve plate, the aperture of the sieve plate can be changed, so that people can conveniently and quickly sieve the sieve plate, and the sieve plate has higher practicability.

Drawings

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

FIG. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a partial schematic view of the first embodiment of the present invention;

fig. 4 is a partial structural schematic diagram of the present invention.

In the figure: 1. a screening box; 2. a discharge port; 3. a sieve plate; 4. a base; 5. a chute; 6. a first gasket; 7. a spring; 8. a second gasket; 9. a telescopic rod; 10. a limiting plate; 11. a threaded sleeve; 12. a rotating ring; 13. a threaded rod; 14. a grip; 15. a baffle plate; 16. a feed hopper; 17. a controller; 18. and (7) overhauling the plate.

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 (b): as shown in figures 1-4, a sand screening device for building construction comprises a screening box 1, a discharge port 2 is arranged at the front side of the screening box 1, a screen plate 3 is arranged at the front side of the discharge port 2, two bases 4 are arranged on the bottom surface of the front side of the screen plate 3, sliding grooves 5 are arranged on two sides of the bottom surface of the screen plate 3, two first gaskets 6 are arranged on one side of the bottom surface of the screen plate 3, springs 7 are fixedly connected to the first gaskets 6, a second gasket 8 is arranged at the end of each spring 7 far away from the first gasket 6, a telescopic rod 9 is arranged between each first gasket 6 and the corresponding second gasket 8, the springs 7 are sleeved on the telescopic rods 9, a limiting plate 10 is arranged between the two second gaskets 8, the limiting plate 10 is slidably connected in the sliding grooves 5, a plurality of through holes are arranged on the limiting plate 10, two threaded sleeves 11 are arranged on one side of the screen plate 3, two rotating rings 12 are arranged on one side of the limiting plate 10, and the threaded sleeves 11 are connected with threaded rods 13, one end of a threaded rod 13 is fixedly connected in the rotating ring 12, a grip 14 is installed at the other end of the threaded rod 13, a feed hopper 16 is installed on the top surface of the screening box 1, and a controller 17 is installed on one side of the screening box 1.

The sieve plate 3 is in a slope shape, and one side of the sieve plate 3 is provided with a driving motor and a vibration exciter; the sieve plate 3 is convenient to vibrate, and the screening efficiency is accelerated; the bottom surface of the base 4 is provided with an antiskid plate, a material collecting box is arranged below the sieve plate 3, the bottom surface of the screening box 1 is provided with another four bases 4, and the other four bases 4 are positioned at four corners of the bottom surface of the screening box 1; the stability of the sieve plate 3 and the sieve box 1 is convenient to improve; the surface of the handle 14 is provided with a rubber antiskid layer, and both sides of the top surface of the sieve plate 3 are provided with baffle plates 15; the material is prevented from leaking through the two sides of the sieve plate 3 in the screening process, so that the screening efficiency is prevented from being influenced; the feed hopper 16 is in a round table shape, the other side of the screening box 1 is provided with an access panel 18, and four screws are arranged on the access panel 18; the maintenance of the equipment is convenient.

Specifically, when the utility model is used, materials are placed in the feed hopper 16, the materials pass through the feed hopper 16 and then are discharged from the discharge port 2, the discharged materials are screened by the sieve plate 3, when people need to change the aperture of the sieve plate 3, only the handle 14 needs to be rotated, the handle 14 drives the threaded rod 13 to rotate, when the threaded rod 13 rotates, the rotating ring 12 rotates simultaneously, the threaded rod 13 moves in the threaded sleeve 11, at the moment, the threaded rod 13 drives the limit plate 10 to move, when the limit plate 10 moves, the length of the spring 7 arranged at one end of the limit plate 10 is lengthened, the elasticity of the spring 7 is increased, the limit plate 10 slides in the chute 5, and because the limit plate 10 and the sieve plate 3 are both provided with through holes, when the position between the two through holes changes, the size of the through hole changes, so that the aperture size on the sieve plate 3 is changed through the position change of the limit plate 10, when the sieve plate 3 is used for sieving, people do not need to change the sieve plate 3, the aperture of the sieve plate 3 can be changed, people can conveniently and quickly sieve, equipment is enabled to have more practicability, and materials which are sieved are fed into the material collecting box through the sieve plate 3.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" 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 the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 grit sieving mechanism for construction, includes screening case (1), its characterized in that: the screening box is characterized in that a discharge port (2) is formed in the front side of the screening box (1), a screen plate (3) is installed on the front side of the discharge port (2), two bases (4) are installed on the bottom surface of the front side of the screen plate (3), sliding grooves (5) are formed in two sides of the bottom surface of the screen plate (3), two first gaskets (6) are installed on one side of the bottom surface of the screen plate (3), springs (7) are fixedly connected onto the first gaskets (6), second gaskets (8) are installed at the ends, away from the first gaskets (6), of the springs (7), a telescopic rod (9) is arranged between the first gaskets (6) and the second gaskets (8), the springs (7) are sleeved on the telescopic rod (9), limiting plates (10) are installed between the two second gaskets (8), the limiting plates (10) are connected in the sliding grooves (5) in a sliding mode, and a plurality of through holes are formed in the limiting plates (10), two thread bushings (11) are installed to sieve (3) one side, two rotating ring (12) are installed to limiting plate (10) one side, thread bushing (11) internal thread connection has threaded rod (13), threaded rod (13) one end fixed connection is in rotating ring (12), handle (14) are installed to the threaded rod (13) other end, feeder hopper (16) are installed to screening case (1) top surface, controller (17) are installed to screening case (1) one side.

2. The sand screening device for building construction according to claim 1, characterized in that: the screen plate (3) is in a slope shape, and one side of the screen plate (3) is provided with a driving motor and a vibration exciter.

3. The sand screening device for building construction according to claim 1, characterized in that: the screening box is characterized in that anti-skid plates are arranged on the bottom surfaces of the bases (4), a material collecting box is arranged below the sieve plates (3), and the other four bases (4) are arranged on the bottom surface of the screening box (1).

4. The sand screening device for building construction according to claim 1, characterized in that: the surface of the handle (14) is provided with a rubber anti-skid layer, and two sides of the top surface of the sieve plate (3) are provided with baffle plates (15).

5. The sand screening device for building construction according to claim 1, characterized in that: feeder hopper (16) are round platform shape, access panel (18) are installed to screening case (1) opposite side, be equipped with four screws on access panel (18).