Gravel screening structure for building construction

Abstract

The utility model discloses a gravel screening structure for building construction, which comprises a screening module and a slight vibration module, the screening module comprises a screening shell, a metal net disc installed in the screening shell, a vertical rod connected with the top of the metal net disc, two vibrators embedded in the two sides of the vertical rod and a ring body installed in the screening shell. According to the utility model, an external power supply is communicated, then the motor drives the movable rod to rotate through the transverse frame and the sliding plate, and the top end of the movable rod goes in and out of a plurality of meshes at the bottom of the metal net disc, in the process, the movable rod is pulled by the weight, and then the weight is extruded by the spring, so that the movable rod is straightly erected; when screening is carried out, the iron wires on the metal net disc can be led to vibrate, so that rapid discharging of the metal net disc is achieved, then the action area of the movable rod is increased through the multi-section electric push rod, the screening efficiency is effectively improved, and smooth screening operation is guaranteed.

Description

Technical Field

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

[0002] During the construction process, according to different construction needs, the original sand and soil need to be screened to separate the stones and fine sand.

[0003] Application No. 202022481544.8 discloses a vibrating screen with a beating structure and a sand and gravel vibrating screening machine, including a screen plate and a beating structure arranged on the screen plate, characterized in that the beating structure includes a chain, and both ends of the chain are fixed to the screen plate by a fixed structure, and when the vibrating screen vibrates, the chain will continuously beat its screen surface as the screen plate vibrates. The effect is: using the beating structure, while the screen plate vibrates, the chain can produce secondary vibrations under the action of its own toughness, constantly beating the screen surface, amplifying the amplitude and vibration intensity of the screen surface, and enabling the screen body to obtain a higher vibration intensity at a lower vibration intensity. However, during use, even if the sand and gravel are screened finer, they will accumulate on the screen surface, affecting the normal progress of the screening operation. Utility Model Content

[0004] The utility model aims to solve one of the technical problems existing in the prior art or related technology.

[0005] To this end, the technical solution adopted in this utility model is:

[0006] A sand and gravel screening structure for construction, comprising a screening module and a trembling module, the screening module comprising a screening shell, a metal mesh disk installed inside the screening shell, a vertical rod connected to the top of the metal mesh disk, two vibrators embedded on both sides of the vertical rod, a ring body installed inside the screening shell, and a plurality of partition plates welded to the bottom of the ring body, wherein an opening is opened inside the partition plate, the top of the vertical rod is fixedly connected to the bottom of the partition plate near the top of the vertical rod, the trembling module comprises a connecting plate installed at the bottom of the screening shell, a motor connected to the top of the connecting plate, a cross frame transversely passing through the output shaft of the motor, two multi-section electric push rods embedded on both sides of the cross frame, a slide plate connected to the movable ends of the multi-section electric push rods, a movable rod movably installed on the top of the slide plate, a rope body connected to the bottom end of the movable rod, a weight connected to the bottom end of the rope body, and a spring connected between the slide plate and the weight, the top of the movable rod movably extends to the bottom of the metal mesh disk, and the rope body vertically passes through the outer end of the slide plate.

[0007] By adopting the above technical scheme, the external power supply is connected, and then the motor uses the cross frame and the slide plate to rotate the movable rod, and the top of the movable rod enters and exits the multiple mesh holes at the bottom of the metal mesh disk. During this process, the movable rod is pulled by the weight, and then the weight is squeezed by the spring, so that the movable rod stands upright, and then every time the movable rod passes through a mesh hole, it will cause the iron wire on the metal mesh disk to vibrate, thereby realizing the rapid unloading of the metal mesh disk, and then the multi-section electric push rod increases the effective area of ​​the movable rod, effectively improving the screening efficiency and ensuring the smooth progress of the screening operation.

[0008] In a preferred example, the utility model can be further configured as follows: two vibration machines are connected in series, and the vibration machines are electrically connected to an external power supply.

[0009] In a preferred example, the present invention can be further configured as follows: a plurality of partition plates are arranged in a row at equal intervals, and a spacing is formed between every two partition plates.

[0010] In a preferred example, the utility model can be further configured as follows: a sheath is sleeved on the outer side of the motor output shaft, and the cross frame penetrates the sheath transversely.

[0011] In a preferred example, the utility model can be further configured as follows: a truncated table is installed at the top end of the motor output shaft, and the top of the truncated table fits with the bottom of the metal mesh disk.

[0012] In a preferred example, the utility model can be further configured as follows: two multi-section electric push rods are connected in series, and the motor and the multi-section electric push rods are electrically connected to an external power supply.

[0013] In a preferred example, the utility model can be further configured as follows: the slide plate is slidably plugged into the cross frame, and the slide plate is made of the same material as the cross frame.

[0014] In a preferred example, the utility model can be further configured as follows: the weight and the spring are both arranged at the bottom of the slide plate, the spring is sleeved on the outside of the rope body, and the diameter of the spring is smaller than the width of the slide plate.

[0015] By adopting the above technical solution, the beneficial effects achieved by the utility model are as follows:

[0016] 1. In the utility model, an external power source is connected, and then the motor uses a horizontal frame and a slide plate to rotate the movable rod, and the top of the movable rod enters and exits the multiple mesh holes at the bottom of the metal mesh disk. During this process, the movable rod is pulled by the weight, and then the weight is squeezed by the spring, so that the movable rod stands upright, and then each time the movable rod passes through a mesh hole, it will cause the iron wire on the metal mesh disk to vibrate, thereby realizing the rapid unloading of the metal mesh disk, and then the multi-section electric push rod increases the action area of ​​the movable rod, effectively improving the screening efficiency and ensuring the smooth progress of the screening operation.

[0017] 2. In the utility model, the external power supply is connected, and then the vibrator is started, and then the staff pours sand and gravel into the screening shell, and then multiple partition plates perform initial sorting of the sand and gravel. Some large stones remain on the partition plates and gaps, and then small stones fall on the metal mesh plate, thereby improving the ease of screening operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0019] Figure 2 This is a bottom view of the overall structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the screening module of the utility model;

[0021] Figure 4 It is a schematic diagram of the disassembly of the ring body and multiple partition plates of the utility model;

[0022] Figure 5 It is a schematic diagram of the light vibration module of the utility model.

[0023] Reference numerals:

[0024] 100, screening module; 110, screening housing; 120, metal mesh plate; 130, vertical rod; 140, vibrator; 150, ring body; 160, partition plate;

[0025] 200, trembling module; 210, connecting plate; 220, motor; 230, cross frame; 240, multi-section electric push rod; 250, slide plate; 260, movable rod; 270, rope body; 280, weight; 290, spring;

[0026] 300. Sheath. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0028] It should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present invention.

[0029] A sand and gravel screening structure for construction provided by some embodiments of the utility model will be described below in conjunction with the accompanying drawings.

[0030] Embodiment 1:

[0031] Combination Figure 1-5As shown, the utility model provides a sand and gravel screening structure for construction, including a screening module 100 and a trembling module 200, wherein the screening module 100 includes a screening housing 110, a metal mesh disk 120 installed inside the screening housing 110, a vertical rod 130 connected to the top of the metal mesh disk 120, two vibrators 140 embedded on both sides of the vertical rod 130, a ring body 150 installed inside the screening housing 110, and a plurality of partition plates 160 welded to the bottom of the ring body 150, wherein an opening is provided inside the partition plate 160, and the top of the vertical rod 130 is fixedly connected to the bottom of the partition plate 160 near the top of the vertical rod 130;

[0032] The trembling module 200 includes a connecting plate 210 installed at the bottom of the screening shell 110, a motor 220 connected to the top of the connecting plate 210, a cross frame 230 that transversely passes through the output shaft of the motor 220, two multi-section electric push rods 240 embedded on both sides of the cross frame 230, a slide plate 250 connected to the movable ends of the multi-section electric push rods 240, a movable rod 260 movably installed on the top of the slide plate 250, a rope body 270 connected to the bottom end of the movable rod 260, a weight 280 connected to the bottom end of the rope body 270, and a spring 290 connected between the slide plate 250 and the weight 280, the top end of the movable rod 260 movably extends to the bottom of the metal mesh disk 120, and the rope body 270 vertically passes through the outer end of the slide plate 250.

[0033] Furthermore, two vibration machines 140 are connected in series, and the vibration machine 140 is electrically connected to an external power source. With this structural design, the control of the vibration machine 140 will be more convenient.

[0034] Furthermore, a plurality of partition plates 160 are arranged in a row at equal intervals, and a distance is formed between every two partition plates 160. This layout design provides conditions for screening sand and gravel of different volumes.

[0035] Furthermore, two multi-section electric push rods 240 are connected in series, and the motor 220 and the multi-section electric push rod 240 are electrically connected to an external power supply. With this structural design, the control of the motor 220 and the multi-section electric push rod 240 will be more convenient.

[0036] Furthermore, the slide plate 250 is slidably plugged into the cross frame 230 , and the slide plate 250 is made of the same material as the cross frame 230 . This structural design can improve the stability of the slide plate 250 when sliding.

[0037] Furthermore, the weight 280 and spring 290 are both arranged at the bottom of the slide 250, and the spring 290 is sleeved on the outside of the rope body 270. The diameter of the spring 290 is smaller than the width of the slide 250. The layout and size design of the spring 290 enable the spring 290 to be completely squeezed and deformed, ensuring that the movable rod 260 can be firmly erected.

[0038] Embodiment 2:

[0039] Combination Figure 2 and Figure 5 As shown, based on the first embodiment, a sheath 300 is sleeved on the outer side of the output shaft of the motor 220, and the cross frame 230 passes through the sheath 300 transversely. The sheath 300 can improve the structural firmness of the output shaft of the motor 220 and avoid damage to the output shaft of the motor 220.

[0040] Embodiment three:

[0041] Combination Figure 2 and Figure 5 As shown, in the above embodiment, a truncated table is installed at the top of the output shaft of the motor 220, and the top of the truncated table is in contact with the bottom of the metal mesh disk 120. The truncated table can support the metal mesh disk 120 and improve the installation firmness of the metal mesh disk 120.

[0042] The working principle and use process of the utility model are as follows: when the device is put into actual use, the external power supply is connected, and then the vibrator 140, the motor 220, and the multi-section electric push rod 240 work at the same time, and then the staff pours sand and gravel into the screening shell 110, and then the multiple partition plates 160 perform the initial sorting of the sand and gravel, some large stones are left on the partition plates 160 and the gaps, and the small stones fall on the metal mesh plate 120, and then in order to prevent the mesh holes on the metal mesh plate 120 from being blocked, the motor 220 uses the cross frame 230 and the slide plate 250 to carry the movable The rod 260 rotates, and the top end of the movable rod 260 enters and exits the multiple mesh holes at the bottom of the metal mesh plate 120. During this process, the movable rod 260 is pulled by the weight 280, and then the weight 280 is squeezed by the spring 290, so that the movable rod 260 stands upright. Then, every time the movable rod 260 passes through a mesh hole, the iron wire on the metal mesh plate 120 will vibrate, thereby realizing the rapid unloading of the metal mesh plate 120. Then, the multi-section electric push rod 240 increases the effective area of ​​the movable rod 260, effectively improving the screening efficiency and ensuring the smooth progress of the screening operation.

[0043] In the present utility model, the term "plurality" refers to two or more than two, unless otherwise clearly defined. The term "and / or" used in this article includes any and all combinations of one or more related listed items. The terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; "connection" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0044] It should be noted that when an element is referred to as being "assembled on", "installed on", "fixed on" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0045] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0046] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A sand and gravel screening structure for construction, characterized in that: include: The screening module (100) comprises a screening housing (110), a metal mesh disk (120) installed inside the screening housing (110), a vertical rod (130) connected to the top of the metal mesh disk (120), two vibrators (140) embedded on both sides of the vertical rod (130), a ring body (150) installed inside the screening housing (110), and a plurality of partition plates (160) welded to the bottom of the ring body (150), wherein an opening is provided inside the partition plate (160), and the top of the vertical rod (130) is fixedly connected to the bottom of the partition plate (160) close to the top of the vertical rod (130); The trembling module (200) comprises a connecting plate (210) installed at the bottom of the screening housing (110), a motor (220) connected to the top of the connecting plate (210), a cross frame (230) transversely penetrating the output shaft of the motor (220), two multi-section electric push rods (240) embedded on both sides of the cross frame (230), a slide plate (250) connected to the movable ends of the multi-section electric push rods (240), a movable rod (260) movably installed on the top of the slide plate (250), a rope body (270) connected to the bottom end of the movable rod (260), a weight (280) connected to the bottom end of the rope body (270), and a spring (290) connected between the slide plate (250) and the weight (280), wherein the top end of the movable rod (260) movably extends to the bottom of the metal mesh disk (120), and the rope body (270) vertically penetrates the outer end of the slide plate (250).

2. A sand and gravel screening structure for construction according to claim 1, characterized in that: The two vibration machines (140) are connected in series, and the vibration machines (140) are electrically connected to an external power source.

3. A sand and gravel screening structure for construction according to claim 1, characterized in that: The plurality of partition plates (160) are arranged in a row at equal intervals, and a spacing is formed between every two partition plates (160).

4. A sand and gravel screening structure for construction according to claim 1, characterized in that: A protective sleeve (300) is sleeved on the outer side of the output shaft of the motor (220), and the cross frame (230) penetrates the protective sleeve (300) transversely.

5. A sand and gravel screening structure for construction according to claim 1, characterized in that: A truncated platform is installed at the top end of the output shaft of the motor (220), and the top of the truncated platform is in contact with the bottom of the metal mesh disk (120).

6. A sand and gravel screening structure for construction according to claim 1, characterized in that: The two multi-section electric push rods (240) are connected in series, and the motor (220) and the multi-section electric push rod (240) are both electrically connected to an external power source.

7. A sand and gravel screening structure for construction according to claim 1, characterized in that: The slide plate (250) is slidably plugged into the cross frame (230), and the slide plate (250) is made of the same material as the cross frame (230).

8. A sand and gravel screening structure for construction according to claim 1, characterized in that: The weight (280) and the spring (290) are both arranged at the bottom of the slide plate (250), the spring (290) is sleeved on the outside of the rope body (270), and the diameter of the spring (290) is smaller than the width of the slide plate (250).

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