Gravel screening device for building construction

Abstract

The utility model discloses a gravel screening device for building construction, which relates to the field of building construction and comprises a base, telescopic sleeves are welded at the upper ends of the base, and telescopic rods are mounted on the inner walls of the telescopic sleeves. The screening tank is arranged to clamp and fix the raising bucket, when the device is used, the raising bucket is arranged to optimize the feeding port, reduce dust raising and dust leakage and improve the working environment, the connecting ring is arranged to move the second clamping ring, and when the device is used, the second clamping ring can move, so that the device is convenient to use. A connecting ring and a second clamping ring are arranged, so that the sieve plate is conveniently and rapidly replaced, the usability of the device is improved, the sieve plate is clamped and fixed by arranging the connecting ring, when the device is used, protrusions or grooves in the sieve plate can stir gravel in the vibration process, the gravel is prevented from being accumulated on the sieve plate, and the service life of the device is prolonged. And particularly, the effect is more obvious when viscous materials are treated, and uniform screening is ensured.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to a sand and gravel screening device for building construction. Background Art

[0002] Gravel is an indispensable building material in construction, but the raw materials of gravel are uneven in size before screening. In order to improve the quality of construction projects, gravel of appropriate size is needed. Therefore, the raw materials of gravel need to be screened. Therefore, a gravel screening device for construction is needed.

[0003] The existing patent document with the technical disclosure number CN213727835U provides a simple gravel screening device for construction, including a feed box, a transmission shaft, and a screening assembly. The feed box is equipped with a transmission shaft and two groups of stirring blades. A motor is installed on one side of the outside of the feed box through bolts. A gear box is installed on the output end of the motor. One side of the gear box drives the transmission shaft through a transmission belt. Four groups of load-bearing columns are evenly arranged on the bottom end of the outer wall of the feed box, and a screening assembly is installed below the feed box through the load-bearing columns. The utility model performs the first screening of gravel by a coarse sand net installed inside the feed box, and the screened gravel falls into the screening assembly below the feed box to perform the second screening of the gravel, and a motor is installed on one side outside the feed box, and the motor drives the inside of the feed box to rotate, so as to automatically screen the gravel, saves labor, avoids excessive contact of human body with gravel, protects human health to a certain extent, and improves work efficiency at the same time. However, when the CN213727835U technology is in operation, it is not convenient to prevent gravel from accumulating on the screen to optimize the feed port, it is not convenient to suppress the flying of dust, and it is not convenient to quickly replace the parts of the device. Therefore, a gravel screening device for construction is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a gravel screening device for construction, so as to solve the problems that the existing gravel screening device for construction is not convenient to prevent gravel from accumulating on the screen, optimize the feed port, suppress dust flying, and quickly replace the parts of the device when in use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gravel screening device for construction, comprising a base, a telescopic sleeve welded to the upper end of the base, a telescopic rod installed on the inner wall of the telescopic sleeve, a screening tank welded to one end of the telescopic rod, a first spring installed on the outer wall of the telescopic sleeve, a positioning rod fixedly connected to the lower end of the screening tank, a vibration motor fixedly connected to the outer wall of the positioning rod, a first clamping ring installed on the inner wall of the screening tank, a material receiving box abutted on one side of the first clamping ring, and a depressing bucket installed on the upper end of the screening tank.

[0006] A connecting ring is welded to the inner wall of the screening tank, a second clamping ring is installed on the outer wall of the connecting ring, and a second spring is welded to the outer wall of the connecting ring.

[0007] The upper end of the second spring abuts against a screen plate.

[0008] Preferably, the telescopic sleeve is movably connected to the telescopic rod, and the telescopic sleeve is symmetrically arranged with respect to the central axis of the base.

[0009] Preferably, the screening tank is snap-connected with the first clamping ring, and the inner wall of the screening tank is of a grooved design.

[0010] Preferably, the positioning rod is threadedly connected to the vibration motor, and the inner wall of the vibration motor is of open-hole design.

[0011] Preferably, the depressing bucket is snap-connected with the screening tank, and the outer wall diameter of the depressing bucket is the same as the outer wall diameter of the screening tank.

[0012] Preferably, the connecting ring is movably connected to the second clamping ring, and the second clamping ring is arranged in a ring array on the outer wall of the connecting ring.

[0013] Preferably, the outer wall diameter of the sieve plate is smaller than the inner wall diameter of the connecting ring, and the inner wall of the sieve plate is of open-hole design.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model plays a role of clamping and fixing the depressing bucket by setting a screening tank. When the device is used, the setting of the depressing bucket optimizes the feed port, reduces dust flying, reduces dust leakage, and improves the working environment;

[0016] 2. The utility model provides a connecting ring to activate the second clamping ring. When the device is used, the connection ring and the second clamping ring are provided to facilitate rapid replacement of the sieve plate, thereby increasing the usability of the device;

[0017] 3. The utility model has a connecting ring to fix the sieve plate. When the device is in use, the protrusions or grooves on the sieve plate can stir the gravel during vibration to prevent the gravel from accumulating on the sieve plate. The effect is more obvious when processing sticky materials, ensuring uniform screening. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a vertical top view of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0020] Figure 3It is a schematic diagram of the structure of the utility model in vertical and sectional view;

[0021] Figure 4 It is a structural schematic diagram of the combination of the connecting ring, the snap ring and the second spring part of the utility model;

[0022] Figure 5 For this utility model Figure 3 Schematic diagram of the structure with the A part in the middle enlarged.

[0023] In the figure: 1. base; 2. telescopic sleeve; 3. telescopic rod; 4. screening tank; 5. first spring; 6. positioning rod; 7. vibration motor; 8. first clamping ring; 9. material collecting box; 10. lifting bucket; 11. connecting ring; 12. second clamping ring; 13. second spring; 14. screen plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0025] The following describes an embodiment of the utility model based on its overall structure.

[0026] See also Figure 1-5 A gravel screening device for construction includes a base 1, a telescopic sleeve 2 is welded on the upper end of the base 1, a telescopic rod 3 is installed on the inner wall of the telescopic sleeve 2, the telescopic sleeve 2 is movably connected to the telescopic rod 3, and the telescopic sleeve 2 is symmetrically arranged with the central axis of the base 1, a screening tank 4 is welded on one end of the telescopic rod 3, a first spring 5 is installed on the outer wall of the telescopic sleeve 2, a positioning rod 6 is fixedly connected to the lower end of the screening tank 4, a vibration motor 7 is fixedly connected to the outer wall of the positioning rod 6, the positioning rod 6 is threadedly connected to the vibration motor 7, and the inner wall of the vibration motor 7 is an open hole design, A first clamping ring 8 is installed on the inner wall of the screening tank 4, and the screening tank 4 is snap-connected with the first clamping ring 8, and the inner wall of the screening tank 4 is a slotted design, and one side of the first clamping ring 8 is in contact with a material receiving box 9, and a depressing bucket 10 is installed on the upper end of the screening tank 4, and the depressing bucket 10 is snap-connected with the screening tank 4, and the outer wall diameter of the depressing bucket 10 is the same as the outer wall diameter of the screening tank 4. The screening tank 4 is provided to clamp and fix the depressing bucket 10. When the device is used, the setting of the depressing bucket 10 optimizes the feed port, reduces dust flying, reduces dust leakage, and improves the working environment.

[0027] See also Figure 1-5A gravel screening device for construction, a connecting ring 11 is welded on the inner wall of the screening tank 4, and a second clamping ring 12 is installed on the outer wall of the connecting ring 11. The connecting ring 11 is movably connected with the second clamping ring 12, and the second clamping ring 12 is arranged in a ring array on the outer wall of the connecting ring 11. A second spring 13 is welded on the outer wall of the connecting ring 11. The second clamping ring 12 is movable by setting the connecting ring 11. When the device is used, the setting of the connecting ring 11 and the second clamping ring 12 facilitates the rapid replacement of the screen plate 14, thereby increasing the usability of the device.

[0028] See also Figure 1-5 A gravel screening device for construction, the upper end of the second spring 13 is in contact with a sieve plate 14, the outer wall diameter of the sieve plate 14 is smaller than the inner wall diameter of the connecting ring 11, and the inner wall of the sieve plate 14 is an open-hole design, and the connecting ring 11 is provided to clamp and fix the sieve plate 14. When the device is used, the protrusions or grooves on the sieve plate 14 can stir the gravel during the vibration process to prevent the gravel from accumulating on the sieve plate 14, especially when processing sticky materials, the effect is more obvious, ensuring uniform screening.

[0029] Working principle: When in use, take out the device and place it in the designated position, then thread the positioning rod 6 to fix the vibration motor 7, then insert the material collecting box 9 into the screening tank 4, then clamp and fix the first clamping ring 8 to the screening tank 4, then clamp and fix the connecting ring 11 to the sieve plate 14, then press the sieve plate 14, rotate the connecting ring 11 to open the second clamping ring 12, clamp and fix the depressing bucket 10 to the screening tank 4, finally pour the gravel into the depressing bucket 10, then let the gravel flow to the top of the sieve plate 14, then turn on the vibration motor 7, and drive the screening tank 4 to vibrate with the vibration motor 7 to screen the gravel, thus completing the use of the device. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0030] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and 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. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A gravel screening device for construction, comprising a base (1), characterized in that: The upper end of the base (1) is welded with a telescopic sleeve (2), the inner wall of the telescopic sleeve (2) is installed with a telescopic rod (3), one end of the telescopic rod (3) is welded with a screening tank (4), the outer wall of the telescopic sleeve (2) is installed with a first spring (5), the lower end of the screening tank (4) is fixedly connected with a positioning rod (6), the outer wall of the positioning rod (6) is fixedly connected with a vibration motor (7), the inner wall of the screening tank (4) is installed with a first clamping ring (8), one side of the first clamping ring (8) is in contact with a material receiving box (9), and the upper end of the screening tank (4) is installed with a depressing bucket (10); A connecting ring (11) is welded to the inner wall of the screening tank (4), a second clamping ring (12) is installed on the outer wall of the connecting ring (11), and a second spring (13) is welded to the outer wall of the connecting ring (11); The upper end of the second spring (13) abuts against a screen plate (14).

2. A gravel screening device for construction according to claim 1, characterized in that: The telescopic sleeve (2) is movably connected to the telescopic rod (3), and the telescopic sleeve (2) is symmetrically arranged with respect to the central axis of the base (1).

3. A gravel screening device for construction according to claim 1, characterized in that: The screening tank (4) is snap-connected with the first clamping ring (8), and the inner wall of the screening tank (4) is of slotted design.

4. A gravel screening device for construction according to claim 1, characterized in that: The positioning rod (6) is threadedly connected to the vibration motor (7), and the inner wall of the vibration motor (7) is of an open hole design.

5. The gravel screening device for construction according to claim 1, characterized in that: The depressing bucket (10) is connected to the screening tank (4) by snapping, and the outer wall diameter of the depressing bucket (10) is the same as the outer wall diameter of the screening tank (4).

6. A gravel screening device for construction according to claim 1, characterized in that: The connecting ring (11) is movably connected to the second clamping ring (12), and the second clamping ring (12) is arranged in a ring array on the outer wall of the connecting ring (11).

7. A gravel screening device for construction according to claim 1, characterized in that: The outer wall diameter of the sieve plate (14) is smaller than the inner wall diameter of the connecting ring (11), and the inner wall of the sieve plate (14) is of open-hole design.

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