CN213762780U

CN213762780U - Screening sand device for construction

Info

Publication number: CN213762780U
Application number: CN202022530711.3U
Authority: CN
Inventors: 黄春兰; 刘磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-07-23
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses a screening sand device for building construction, which comprises a base, wherein the upper end of the base is connected with a screening cavity through a plurality of uniformly distributed support frames, a screen is movably arranged in the screening cavity, the lower end of a feeding hopper is connected with a guide plate, the guide plate is suspended above the screen, the lower end of the screening cavity is communicated with the outside, and an inclined guide plate is assembled above the base; the sand screening device for building construction is matched with the connecting seat through the telescopic hydraulic cylinder, so that the inclination angle of the material guide plate can be adjusted, and discharging is facilitated; in addition, the cleaning plate is movably arranged above the material guide plate, and the position of the cleaning plate is controlled by the hydraulic lifting seat and the sliding screw rod, so that residual sand on the material guide plate can be cleaned conveniently, and waste is avoided; in addition, through drive wheel and reset spring cooperation for the orderly reciprocating motion that carries on of screen cloth ensures the screening effect, overturns through the rotary electric machine control screen cloth, is convenient for clear up the screen cloth, the simple operation.

Description

Screening sand device for construction

Technical Field

The utility model relates to a construction field specifically is a screening sand device for 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 a "construction site", also called a construction site; in the building construction process, sand is one of the most common building materials, and in actual use, due to the technical requirements of building construction, the sand needs to be screened to obtain finer sand with smaller particle size, so that the yarn is easy to remain on a discharge plate and is inconvenient to clean when the existing building construction sand screening device is actually discharged, and partial sand is wasted; therefore, there is a need for improvements in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screening sand device for construction to solve the problem that proposes in the above-mentioned background art.

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

a sand screening device for building construction comprises a base, wherein the upper end of the base is connected with a screening cavity through a plurality of uniformly distributed support frames, a feeding hopper is arranged at the upper end of the screening cavity and communicated with the outside, a screen is movably arranged in the screening cavity, the lower end of the feeding hopper is connected with a guide plate, the guide plate is suspended above the screen, the lower end of the screening cavity is communicated with the outside, and an inclined guide plate is assembled above the base; as a further aspect of the present invention: the upper end fixedly connected with two interval distribution's of stock guide baffle, the stock guide is installed interval distribution's lead screw and second transfer line that slides via the baffle, slides and installs two interval distribution's hydraulic pressure lift seat via the slide between lead screw and the second transfer line, and the slide is connected with the lead screw transmission that slides and with second transfer line slidable mounting, and clearance board is installed via the pivot to two hydraulic pressure lift seats, and the clearance board hangs in the top of stock guide.

As a further aspect of the present invention: the lower end of the material guide plate is rotatably installed on one side of the base through the connecting seat, an inclined telescopic hydraulic cylinder is connected between the lower end of the material guide plate and the base, lug seats are rotatably installed at two ends of the telescopic hydraulic cylinder, and two ends of the telescopic hydraulic cylinder are respectively connected with the material guide plate and the base through the lug seats.

As a further aspect of the present invention: the inboard interval in screening chamber has laid drive chamber and transmission chamber, drive chamber and transmission chamber are located the both sides of screen cloth respectively, the both sides of screen cloth are connected with driven lever and first drive lever respectively, the cross-section one-tenth T type of first drive lever, the one end of first drive lever extend to the transmission intracavity and with the transmission chamber between install horizontally reset spring, the one end of driven lever extends to the drive intracavity and installs the roller, install the drive wheel via drive shaft eccentric in the drive intracavity, the drive wheel is laminated with the roller mutually, drive shaft transmission is connected with the motor.

As a further aspect of the present invention: the driving cavity and the transmission cavity are cylindrical, the driving cavity and the transmission cavity respectively extend to the inner side of the screening cavity and are connected with an assembly shaft, a linkage wheel is assembled on the assembly shaft, and the linkage wheel is connected with a rotary motor through belt transmission.

As a further aspect of the present invention: the rotary motor is a stepping motor.

As a further aspect of the present invention: and a plurality of through threaded assembly holes are uniformly distributed on the base.

Compared with the prior art, the beneficial effects of the utility model are that: the sand screening device for building construction is matched with the connecting seat through the telescopic hydraulic cylinder, so that the inclination angle of the material guide plate can be adjusted, and discharging is facilitated; in addition, the cleaning plate is movably arranged above the material guide plate, and the position of the cleaning plate is controlled by the hydraulic lifting seat and the sliding screw rod, so that residual sand on the material guide plate can be cleaned conveniently, and waste is avoided; in addition, through drive wheel and reset spring cooperation for the orderly reciprocating motion that carries on of screen cloth ensures the screening effect, overturns through the rotary electric machine control screen cloth, is convenient for clear up the screen cloth, the simple operation.

Drawings

Fig. 1 is a schematic structural view of a sand sieving device for building construction.

Fig. 2 is a schematic view of the installation and connection of a cleaning plate and a material guide plate in the sand screening device for building construction.

Fig. 3 is a side view of fig. 2.

In the figure: 1-base, 2-support frame, 3-screening chamber, 4-feeding hopper, 5-guide plate, 6-screen, 7-driving chamber, 8-driving chamber, 9-driven rod, 10-roller, 11-first driving rod, 12-reset spring, 13-assembly shaft, 14-linkage wheel, 15-rotary motor, 16-guide plate, 17-baffle, 18-connecting seat, 19-telescopic hydraulic cylinder, 20-sliding screw rod, 21-hydraulic lifting seat, 22-cleaning plate, 23-second driving rod and 24-driving wheel.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a sand sieving device for building construction comprises a base 1, wherein the upper end of the base 1 is connected with a sieving cavity 3 through a plurality of uniformly distributed support frames 2, the upper end of the sieving cavity 3 is provided with a feeding hopper 4 communicated with the outside, a sieve 6 is movably installed in the sieving cavity 3, the lower end of the feeding hopper 4 is connected with a guide plate 5, the guide plate 5 is suspended above the sieve 6, the lower end of the sieving cavity 3 is communicated with the outside, and an inclined guide plate 16 is assembled above the base 1; the upper end fixedly connected with two baffle 17 of interval distribution of stock guide 16, stock guide 16 installs interval distribution's lead screw 20 and second transfer line 23 that slide via baffle 17, install two interval distribution's hydraulic pressure lift seat 21 via the slide between slide lead screw 20 and the second transfer line 23, the slide is connected with slide lead screw 20 transmission and with second transfer line 23 slidable mounting, clearance board 22 is installed via the pivot to two hydraulic pressure lift seat 21, clearance board 22 hangs in the top of stock guide 16 to the remaining gravel and sand of clearance stock guide 16.

Further, one side of the lower end of the material guide plate 16 is rotatably mounted with the base 1 through a connecting seat 18, an inclined telescopic hydraulic cylinder 19 is connected between the lower end of the material guide plate 16 and the base 1, lug seats are rotatably mounted at two ends of the telescopic hydraulic cylinder 19, and two ends of the telescopic hydraulic cylinder 19 are respectively mounted and connected with the material guide plate 16 and the base 1 through the lug seats; so as to adjust the inclination angle of the material guide plate 16 through the telescopic hydraulic cylinder 19 and facilitate the discharging.

Further, screening chamber 3's inboard interval has laid drive chamber 7 and transmission chamber 8, drive chamber 7 and transmission chamber 8 are located screen cloth 6's both sides respectively, screen cloth 6's both sides are connected with driven lever 9 and first drive lever 11 respectively, first drive lever 11's cross-section becomes the T type, first drive lever 11 one end extend to in the transmission chamber 8 and with the transmission chamber 8 between install horizontally reset spring 12, the one end of driven lever 9 extends to in the drive chamber 7 and installs roller 10, install drive wheel 24 via drive shaft eccentric in the drive chamber 7, drive wheel 24 and roller 10 laminate mutually, the drive shaft transmission is connected with the motor, be used for ordering about screen cloth 6 reciprocating motion and accomplish the screening.

Further, the driving cavity 7 and the transmission cavity 8 are cylindrical, the driving cavity 7 and the transmission cavity 8 extend to the inner side of the screening cavity 3 respectively and are connected with an assembly shaft 13, a linkage wheel 14 is assembled on the assembly shaft 13, and the linkage wheel 14 is connected with a rotary motor 15 through belt transmission to drive the whole screen 6 to turn over, so that the screen is convenient to clean.

Further, the rotary motor 15 is a stepping motor so as to control the turning position of the screen 6.

The working principle of the embodiment is as follows:

during actual operation, gravel to be screened is placed into the screening cavity 3 through the feeding hopper 4, the gravel falls into the screen 6 under the action of the guide plate 5, the driving wheel 24 is started to operate, the driving wheel 24 is always attached to the roller 10, the screen 6 is driven to reciprocate through the matching of the return spring 12, screening of the gravel is achieved, screened sand falls onto the material guide plate 16, the telescopic hydraulic cylinder 19 is started to adjust the inclination angle of the material guide plate 16, and discharging is facilitated; after screening is completed, firstly, the hydraulic lifting seat 21 is started to enable the cleaning plate 22 to be attached to the material guide plate 16, the sliding screw rod 20 is started to drive the cleaning plate 22 to slide along the upper surface of the material guide plate 16, so that residual sand on the material guide plate 16 is cleaned, after the screened sand is collected, the rotary motor 15 is started to drive the screen 6 to overturn, so that the residual sand and stone on the screen 6 are poured onto the material guide plate 16 to be sent out, and the operation is repeated to clean the material guide plate 16.

Example 2

In order to facilitate the position fixing of the sand screening device and avoid moving during sand screening operation, the embodiment is improved on the basis of embodiment 1, and the improvement is as follows: evenly laid a plurality of screw thread pilot holes that link up on the base 1 to will through the bolt the screening sand device is installed fixedly, the operation of being convenient for.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications, improvements and substitutions can be made, which all fall within the protection scope of the present technical solution. The protection scope of this technical solution patent should be subject to the appended claims.

Claims

1. The sand screening device for building construction comprises a base (1) and is characterized in that the upper end of the base (1) is connected with a screening cavity (3) through a plurality of uniformly distributed support frames (2), a feeding hopper (4) is arranged at the upper end of the screening cavity (3) and communicated with the outside, a screen (6) is movably mounted in the screening cavity (3), the lower end of the feeding hopper (4) is connected with a guide plate (5), the guide plate (5) is suspended above the screen (6), the lower end of the screening cavity (3) is communicated with the outside, and an inclined guide plate (16) is assembled above the base (1); the utility model discloses a hydraulic lifting device, including baffle (17), interval distribution's lead screw (20) and second transfer line (23) that slide, slide between lead screw (20) and the second transfer line (23) that slide, two interval distribution's hydraulic lifting seat (21) are installed via the slide between baffle (17) to the upper end fixedly connected with baffle (17) of stock guide (16), the slide of stock guide (16), slide and slide lead screw (20) transmission connection and with second transfer line (23) slidable mounting slide between slide, clearance board (22) are installed via the pivot in two hydraulic lifting seat (21), clearance board (22) hang in the top of stock guide (16).

2. The sand screening device for building construction according to claim 1, wherein one side of the lower end of the material guide plate (16) is rotatably mounted on the base (1) through a connecting base (18), an inclined telescopic hydraulic cylinder (19) is connected between the lower end of the material guide plate (16) and the base (1), lug seats are rotatably mounted at both ends of the telescopic hydraulic cylinder (19), and both ends of the telescopic hydraulic cylinder (19) are respectively and fixedly connected with the material guide plate (16) and the base (1) through the lug seats.

3. The sand screening device for building construction according to claim 1, wherein a driving cavity (7) and a transmission cavity (8) are arranged on the inner side of the screening cavity (3) at intervals, the driving cavity (7) and the transmission cavity (8) are respectively located on two sides of the screen (6), driven rods (9) and first transmission rods (11) are respectively connected to two sides of the screen (6), the cross section of each first transmission rod (11) is T-shaped, one end of each first transmission rod (11) extends into the transmission cavity (8) and is provided with a horizontal reset spring (12) between the transmission cavity (8), one end of each driven rod (9) extends into the driving cavity (7) and is provided with a roller (10), a driving wheel (24) is eccentrically arranged in the driving cavity (7) through a driving shaft, the driving wheel (24) is attached to the roller (10), and the driving shaft is connected with a motor.

4. The sand screening device for building construction according to claim 3, wherein the driving cavity (7) and the transmission cavity (8) are both cylindrical, the driving cavity (7) and the transmission cavity (8) respectively extend to the inner side of the screening cavity (3) and are connected with an assembly shaft (13), a linkage wheel (14) is assembled on the assembly shaft (13), and the linkage wheel (14) is connected with a rotary motor (15) through belt transmission.

5. The sand screening device for construction according to claim 4, wherein the rotary motor (15) is a stepping motor.

6. The sand screening device for building construction according to claim 1, wherein a plurality of through threaded assembly holes are uniformly distributed on the base (1).