CN219377930U - Sand screening device - Google Patents

Abstract

The utility model provides a sand screening device. The application comprises the following steps: the inside sliding connection of screening sand box has first screening sand net and second screening sand net, first screening sand net and second screening sand net can follow screening sand box in the slip and take out and install, a side surface rotation of screening sand box is connected with the door that opens and shuts, the discharge gate has been seted up to screening sand box's bottom, screening sand box's back fixedly connected with fixing device, fixing device's surface rotation is connected with transmission, the equal sliding connection of bottom both sides of screening sand box has a set of support frame, the feed inlet has been seted up at screening sand box's top, wherein: the sand screening box body can reciprocate along the length direction of the supporting frame under the drive of the transmission device. The utility model can more conveniently and rapidly replace or clean the sand screening net, thereby increasing the working efficiency of constructors, avoiding the use of a vibration motor to be in direct contact with the sand screening box body, prolonging the service life of the sand screening box body and further avoiding wasting the property of rural people.

Description

Sand screening device

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a sand screening device.

Background

In the construction engineering, the projects including concrete pouring, plastering and the like all need to use sand with different diameters, and sand screening devices are needed to screen sand with different thicknesses so as to select sand suitable for different projects.

The existing sand screening device used in rural buildings is generally provided with a buffer spring at the bottom of the device, a sand screening net is bound in the interior of the surface of the device through bolts or iron wires, and the sand screening net is directly contacted with the device through a vibration motor, so that the device is driven to vibrate, and sand in the sand screening net is screened.

It is noted that the sand particles easily block meshes in the sand screening net in the sand screening process, so that the sand screening efficiency is reduced, the sand screening net is complicated in the replacement and cleaning process, constructors are required to clean or replace the sand screening net regularly, and the working efficiency is affected.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a sand screening device, comprising: the sand screening box body, the inside sliding connection of sand screening box body has first sand screening net and second sand screening net, first sand screening net and second sand screening net can follow the interior slip of sand screening box and take out and install, the surface rotation of sand screening box body is connected with the door that opens and shuts, the discharge gate has been seted up to the bottom of sand screening box body, the back fixedly connected with fixing device of sand screening box body, fixing device's surface rotation is connected with transmission, the equal sliding connection in bottom both sides of sand screening box body has a set of support frame, the feed inlet has been seted up at the top of sand screening box body, wherein: the sand screening box body can reciprocate along the length direction of the supporting frame under the drive of the transmission device. .

Optionally, a group of coarse sand discharging holes are formed in the positions, located on one side of the first sand screening net and one side of the second sand screening net, of the sand screening box body.

Optionally, two groups of first sliding grooves with different heights are fixedly connected to the inner wall surfaces of two sides of the sand screening box body, a group of first sliding bars are fixedly connected to two sides of the first sand screening net and two sides of the second sand screening net, and the first sliding bars are matched with the first sliding grooves.

Optionally, two groups of locking universal wheels are fixedly connected to the bottoms of the two groups of supporting frames.

Optionally, the surface fixedly connected with second slide bar of two sets of support frames, the bottom fixedly connected with two sets of second spouts of screening sand box, two sets of second spouts all with sliding connection between the second slide bar.

Optionally, the fixing device includes: the sand screening box comprises a fixed circular shaft and two groups of fixed clamping plates, wherein the fixed clamping plates are fixed on the back surface of the sand screening box body, and the fixed circular shaft is fixedly connected between the two groups of fixed clamping plates.

Optionally, the transmission device includes: the rotary table comprises a transmission rod, a fixed shaft, a rotary table and a fixed block, wherein the fixed block is fixedly connected to the surface of a group of supporting frames, a driving device is arranged in the fixed block, a disc is rotationally connected to the surface of the fixed block, the bottom of the disc is fixedly connected with the driving device, one end of the transmission rod is rotationally connected with a fixed circular shaft, the other end of the transmission rod is rotationally connected with the fixed shaft, and the bottom of the fixed shaft is fixedly connected to the edge of the rotary table.

Compared with the prior art, the utility model has the following beneficial effects: the constructor drives the fixing device to reciprocate firstly, the fixing device is pulled by the driving device to be fixedly connected with the sand screening box body, sliding connection is achieved between the sand screening box body and the two groups of supporting frames, accordingly, the driving device drives the sand screening box body to reciprocate along the length direction of the supporting frames, vibration of the sand screening box body is generated through reciprocating motion, a user sends sand piles needing to be screened into the sand screening box body from the feeding hole, sand grains are screened through the first sand screening net and the second sand screening net, screened sand grains fall from the discharging hole, when the sand screening net is blocked, constructors can open the opening and closing door, the first sand screening net or the second sand screening net is taken out from the sand screening box body, replacement or cleaning of the sand screening net can be more convenient and fast, accordingly, work efficiency of constructors is improved, the driving of the sand screening box body to reciprocate along the length direction of the supporting frames, the sand grains are prevented from being screened, the sand grains can be prevented from being directly contacted with the sand screening box body, and accordingly, service life of the sand screening box body is prolonged, and property waste of people is prevented.

Drawings

FIG. 1 is a schematic view of the overall apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the internal structure of a sand screening box according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating the connection between a fixing device and a transmission device according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a transmission device according to an embodiment of the present utility model;

fig. 5 is a schematic structural view of a fixing device according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a sand screening box body; 2. a feed inlet; 3. a transmission device; 301. a transmission rod; 302. a fixed shaft; 303. a turntable; 304. a fixed block; 4. a fixing device; 401. fixing a round shaft; 402. a fixed clamping plate; 5. locking the universal wheel; 6. a first sand screen; 7. a first slide bar; 8. a first chute; 9. coarse sand discharge holes; 10. an opening/closing door; 11. a second chute; 12. a second slide bar; 13. a support frame; 14. and a second sand screening net.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In the present specification, "plurality" means two or more.

In the description of the present specification, the descriptions of the terms "embodiment," "one embodiment," and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or illustrated embodiment of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same examples or implementations. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or implementations.

Referring to fig. 1-5, an embodiment of the present utility model provides a sand screening apparatus, including: the inside sliding connection of screening sand box 1 has first screening sand net 6 and second screening sand net 14, first screening sand net 6 and second screening sand net 14 can follow screening sand box 1 and slide and take out and install, screening sand box 1's a side surface rotation is connected with the door 10 that opens and shuts, the discharge gate has been seted up to screening sand box 1's bottom, screening sand box 1's the back fixedly connected with fixing device 4, fixing device 4's surface rotation is connected with transmission 3, screening sand box 1's bottom both sides all sliding connection has a set of support frame 13, feed inlet 2 has been seted up at screening sand box 1's top, wherein: the sand screening box body 1 can reciprocate along the length direction of the supporting frame 13 under the drive of the transmission device 3.

Also to be described is: the user will need the sand heap of screening send into the sand screening box 1 inside from feed inlet 2, screen sand through first sand screening net 6 and second sand screening net 14, the sand grain that screens can drop from the discharge gate under the action of gravity, the user can place collecting tool such as shallow in the bottom of sand screening box 1, thereby more convenient transportation screening is accomplished sand, first sand screening net 6 is located the top of second sand screening net 14, and the mesh of first sand screening net 6 is bigger than second sand screening net 14, first sand screening net 6 can first step screen sand stone, the sand stone that screens can drop to the surface of second sand screening net 14 carries out the second portion screening, can reduce through many times screening and appear sand stone and pile up the phenomenon together, thereby reduce sand grain blocking screen cloth's phenomenon.

Referring to fig. 1-5, a group of coarse sand discharging holes 9 are formed in positions of one sides of a first sand screening net 6 and a second sand screening net 14 of a sand screening box 1, two groups of first sliding grooves 8 with different heights are fixedly connected to the surfaces of the inner walls of two sides of the sand screening box 1, a group of first sliding rods 7 are fixedly connected to two sides of the first sand screening net 6 and two sides of the second sand screening net 14, the first sliding rods 7 are matched with the first sliding grooves 8, two groups of locking universal wheels 5 are fixedly connected to the bottoms of two groups of supporting frames 13, a second sliding rod 12 is fixedly connected to the surfaces of the two groups of supporting frames 13, two groups of second sliding grooves 11 are fixedly connected to the bottoms of the sand screening box 1, and the two groups of second sliding grooves 11 are in sliding connection with the second sliding rods 12.

Also to be described is: after the sand heap is screened through the first sand screening net 6 and the second sand screening net 14, large-particle sand and stones can drop to the ground through the coarse sand discharge holes 9 formed in one side of the first sand screening net 6 and one side of the second sand screening net 14, so that the phenomenon of accumulation is avoided, the sand heap is cleaned by a user, two groups of first sliding rods 7 are slidably connected to the surfaces of two groups of first sliding grooves 8, the first sand screening net 6 and the second sand screening net 14 are slidably placed into the sand screening box body, the first sand screening net 6 and the second sand screening net 14 can be slidably taken out, the user can conveniently replace and clean the sand heap, the user pushing device can conveniently move through the four groups of locking universal wheels 5, the usable range of the device is increased, two groups of second sliding grooves 11 are fixedly connected to the bottom of the sand screening box body 1, the sand screening box body 1 can slide on the surfaces of the two groups of support frames 13 through the two groups of second sliding rods 11 and 12, and accordingly the sand heap is driven by the transmission device 3 to reciprocate along the length of the support frames 13, and the sand heap is reciprocally moved along the sand heap 1.

As shown in connection with fig. 1-5, the fixture 4 comprises: the sand screening box comprises a fixed circular shaft 401 and two groups of fixed clamping plates 402, wherein the fixed clamping plates 402 are fixed on the back surface of the sand screening box body 1, and the fixed circular shaft 401 is fixedly connected between the two groups of fixed clamping plates 402; the transmission 3 includes: the rotary table comprises a transmission rod 301, a fixed shaft 302, a rotary table 303 and a fixed block 304, wherein the fixed block 304 is fixedly connected to the surface of a group of supporting frames 13, a driving device is arranged in the fixed block 304, a disc is rotatably connected to the surface of the fixed block 304, the bottom of the disc is fixedly connected with the driving device, one end of the transmission rod 301 is rotatably connected with a fixed circular shaft 401, the other end of the transmission rod 301 is rotatably connected with the fixed shaft 302, and the bottom of the fixed shaft 302 is fixedly connected to the edge of the rotary table 303.

Also to be described is: the user starts drive arrangement, drive arrangement drives carousel 303 and rotates, fixed axle 302 fixed connection is in carousel 303's edge, can drive fixed axle 302 when carousel 303 rotates and produce circular rotatory orbit at carousel 303's surface, rotate between one end of transfer line 301 and the fixed axle 302 and be connected, rotate between the other end of transfer line 301 and the fixed round axle 401 and be connected, the both ends of fixed round axle 401 are all fixedly connected with a set of fixed splint 402, two sets of fixed splint 402 are all fixedly connected at screening box 1's the back, when fixed axle 302 carries out circular orbit and removes, can drive transfer line 301 and carry out regular reciprocating motion, transfer line 301 can pull fixing device 4 and screening box 1 and carry out regular reciprocating motion, because sliding connection between screening box 1's bottom and two sets of support frames 13, can make screening box 1 can carry out stable reciprocating motion along the length direction of support frame 13.

The working principle provided by the utility model is as follows: the constructor drives the device 3 earlier, the device 3 pulls fixing device 4 and reciprocates, fixed connection between fixing device 4 and the sand screening box body 1, sliding connection between sand screening box body 1 and two sets of support frames 13, thereby make the device 3 drive sand screening box body 1 and carry out reciprocating motion along the length direction of support frame 13, produce the vibrations to sand screening box body 1 through reciprocating motion, the user will need the sand heap of screening send into sand screening box body 1 inside from feed inlet 2 again, screen sand grain through first sand screening net 6 and second sand screening net 14, the sand grain that screens drops from the discharge gate, when the circumstances that the sand screening net was blockked up appears, constructor take out opening door 10 with first sand screening net 6 or second sand screening net 14 from the inside of sand screening box body 1, can more convenient and fast change or wash sand screening net, thereby increase constructor work efficiency through the device 3 drive sand screening box body 1 and carry out reciprocating motion at the length direction of support frame 13, screen motor and sand grain, can be used with the sand screening box body 1 to the direct life-span of extension, thereby the people's of the rural life of vibration can be avoided, further waste of sand screening box body 1.

Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.

Claims (7)

1. A sand screening apparatus, comprising: the sand screening box body (1), the inside of the sand screening box body (1) is connected with a first sand screening net (6) and a second sand screening net (14) in a sliding manner, and the first sand screening net (6) and the second sand screening net (14) can be taken out and installed from the inside of the sand screening box body (1) in a sliding manner;

the sand screening box comprises a sand screening box body (1), wherein an opening and closing door (10) is rotatably connected to one side surface of the sand screening box body (1), and a discharge hole is formed in the bottom of the sand screening box body (1);

the sand screening box is characterized in that the back of the sand screening box body (1) is fixedly connected with a fixing device (4), and the surface of the fixing device (4) is rotatably connected with a transmission device (3);

two sides of the bottom of the sand screening box body (1) are both connected with a group of supporting frames (13) in a sliding manner, and a feed inlet (2) is formed in the top of the sand screening box body (1);

wherein: the sand screening box body (1) can reciprocate along the length direction of the supporting frame (13) under the drive of the transmission device (3).

2. The sand screening device according to claim 1, characterized in that the sand screening box body (1) is provided with a group of coarse sand discharging holes (9) at the positions of one side of the first sand screening net (6) and one side of the second sand screening net (14).

3. The sand screening device according to claim 1, wherein two groups of first sliding grooves (8) with different heights are fixedly connected to the inner wall surfaces of two sides of the sand screening box body (1), a group of first sliding bars (7) are fixedly connected to two sides of the first sand screening net (6) and two sides of the second sand screening net (14), and the first sliding bars (7) are matched with the first sliding grooves (8).

4. Sand screening device according to claim 1, characterized in that the bottoms of the two sets of support frames (13) are each fixedly connected with two sets of locking universal wheels (5).

5. The sand screening device according to claim 1, characterized in that the surfaces of the two groups of supporting frames (13) are fixedly connected with second sliding bars (12), the bottoms of the sand screening box bodies (1) are fixedly connected with two groups of second sliding grooves (11), and the two groups of second sliding grooves (11) are both in sliding connection with the second sliding bars (12).

6. Sand screening device according to claim 1, characterized in that the fixing device (4) comprises: the sand screening box comprises a fixed circular shaft (401) and fixed clamping plates (402), wherein the fixed clamping plates (402) are two groups in total, the fixed clamping plates (402) are fixed on the back surface of the sand screening box body (1), and the fixed circular shaft (401) is fixedly connected between the two groups of fixed clamping plates (402).

7. A sand screening device according to claim 6, characterized in that the transmission (3) comprises: the novel rotary table comprises a transmission rod (301), a fixed shaft (302), a rotary table (303) and a fixed block (304), wherein the fixed block (304) is fixedly connected to the surface of a group of supporting frames (13), a driving device is arranged in the fixed block (304), a disc is rotatably connected to the surface of the fixed block (304), the bottom of the disc is fixedly connected with the driving device, one end of the transmission rod (301) is rotatably connected with a fixed circular shaft (401), the other end of the transmission rod (301) is rotatably connected with the fixed shaft (302), and the bottom of the fixed shaft (302) is fixedly connected to the edge of the rotary table (303).