CN210906870U - Quick sieving mechanism of grains of sand for building - Google Patents

Quick sieving mechanism of grains of sand for building Download PDF

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Publication number
CN210906870U
CN210906870U CN201921336843.3U CN201921336843U CN210906870U CN 210906870 U CN210906870 U CN 210906870U CN 201921336843 U CN201921336843 U CN 201921336843U CN 210906870 U CN210906870 U CN 210906870U
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Prior art keywords
screening
slider
base
motor
spout
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CN201921336843.3U
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Chinese (zh)
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余金燕
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谢小玲
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Abstract

The utility model discloses a quick sieving mechanism of grains of sand for building, the on-line screen storage device comprises a base, the both ends of bottom all are fixed with the arc through the bolt in the base, the top sliding connection of base has the buffer board, first spout has been seted up at the both ends of the bottom of buffer board, install the dead lever in the first spout, the both ends swing joint of dead lever has first slider, two the bottom and the arc of first slider rotate to be connected, install the spring between the bottom of buffer board and the interior bottom of base. The utility model discloses a set up first motor, second motor and fan and avoid first sieve to strengthen the screening function of first sieve and second sieve, improve the screening effect, improve work efficiency, through setting up the vibration that multiunit spring and arc effectively reduced the device, avoid long-time vibration to damage the electronic component of device, reduction in production cost.

Description

Quick sieving mechanism of grains of sand for building
Technical Field
The utility model relates to a building engineering technical field especially relates to a quick sieving mechanism of grains of sand for building.
Background
The sand is one of the indispensable raw materials in the building field, need filter sand at the construction in-process of all kinds of buildings, filter impurity such as the stone in the sand in order to obtain the sand that is fit for using, traditional sieving mechanism is that the workman filters sand through the screen cloth, need pass through many times repeated screening and change the screen cloth many times, do so and waste time and energy and labor efficiency is not high, current autofilter machine shock attenuation effect is not good, produce a large amount of vibrations, long-time operation can cause great injury to the machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a quick screening device for sand grains for buildings.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a building sand grain rapid screening device comprises a base, wherein arc-shaped plates are fixed at two ends of the bottom in the base through bolts, a buffer plate is connected to the top of the base in a sliding manner, first sliding grooves are formed in two ends of the bottom of the buffer plate, a fixed rod is installed in each first sliding groove, first sliding blocks are movably connected to two ends of each fixed rod, the bottoms of the first sliding blocks are rotatably connected with the arc-shaped plates, springs are installed between the bottoms of the buffer plates and the bottom in the base, a supporting column is installed at the top of each buffer plate, a screening box is installed at the top of each supporting column, a pair of inner side walls of the screening box are respectively provided with a second sliding groove and a third sliding groove, a first motor is installed at the bottom of the screening box, an output shaft of the first motor is inserted into the second sliding groove and connected with a first reciprocating lead screw, and a second sliding block is sleeved on the first reciprocating lead, the first reciprocating screw rod is fixedly sleeved with first limiting rings, the two first limiting rings are respectively arranged above and below a second sliding block, the side surface of the second sliding block is rotatably connected with a first sieve plate, one end of the first sieve plate, far away from the second sliding block, is rotatably connected with a screening box, the top of the screening box is provided with a second motor, the output shaft of the second motor is inserted into a third sliding chute and is connected with a second reciprocating screw rod, the second reciprocating screw rod is sleeved with a third sliding block through threads, the second reciprocating screw rod is fixedly sleeved with a second limiting ring, the two second limiting rings are respectively arranged above and below the third sliding block, the side surface of the third sliding block is rotatably connected with a second sieve plate, one end of the second sieve plate, far away from the third sliding block, is rotatably connected with the screening box, one end of the top of the screening box is provided with a fan, and an air inlet pipe is arranged at an air outlet of the fan, the air inlet pipe is inserted into the screening box.
Preferably, the bottom of base is installed the landing leg, the quantity of landing leg is four, four the universal wheel is installed to the bottom of landing leg.
Preferably, the number of the support columns is four, and the four support columns are located at the bottom of the screening box and distributed in a circumferential array.
Preferably, the bottom of screening case is for leaking hopper-shaped, first discharge gate has been seted up to the bottom of screening case, the top of screening case is run through there is the feeder hopper.
Preferably, a second discharge port is formed in the side face of the screening box, the second discharge port is located below the third sliding chute, a third discharge port is formed in one side, away from the second discharge port, of the screening box, and the third discharge port is located above the second sliding chute.
Preferably, the first screen deck has a screen opening diameter smaller than that of the second screen deck.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the device works, the fan, the first motor and the second motor are started, the fan blows air into the screening box through the air inlet pipe, the first motor drives the first reciprocating screw rod to move, the first reciprocating screw rod drives the second slider to move through screw transmission, the second slider drives the first sieve plate to move, the second motor drives the second reciprocating screw rod to move, the second reciprocating screw rod drives the third slider to move through screw transmission, the third slider drives the second sieve plate to move, sand grains enter the screening box through the feed hopper and fall onto the first sieve plate, larger sand grains are left on the first sieve plate, sand grains left on the first sieve plate penetrate through the third discharge port due to the movement of the first sieve plate, smaller sand grains penetrate through the first sieve plate and fall onto the second sieve plate, sand grains left on the second sieve plate penetrate through the second sieve plate due to the movement of the second sieve plate and the second discharge port, finer sand grains penetrate through the first discharge port, the first motor, the second motor and the fan are arranged to prevent the first sieve plate from strengthening the screening function of the first sieve plate and the second sieve plate, so that the screening effect is improved, and the working efficiency is improved;
2. the utility model discloses on well screening case produced the vibration and transmitted the buffer board through the support column when using, buffer board motion compression spring, buffer board motion dead lever motion, the dead lever motion drives first slider motion, and first slider motion drives the both ends motion of arc, and the arc produces deformation, through setting up the vibration that multiunit spring and arc effectively reduced the device, avoids the electronic component of long-time vibration damage device, reduces manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of a building sand rapid screening device provided by the utility model;
FIG. 2 is an enlarged schematic view of part A of a building sand rapid screening device provided by the utility model;
FIG. 3 is an enlarged schematic view of part B of a building sand rapid screening device provided by the utility model;
fig. 4 is the utility model provides a quick sieving mechanism of grains of sand for building C part enlarged schematic diagram.
In the figure: the device comprises a base 1, supporting legs 2, universal wheels 3, a buffer plate 4, an arc-shaped plate 5, bolts 6, a fixing rod 7, a first sliding block 8, a spring 9, a supporting column 10, a screening box 11, a first motor 12, a first reciprocating screw rod 13, a first limiting ring 14, a second sliding block 15, a first screening plate 16, a second screening plate 17, an air inlet pipe 18, a fan 19, a feeding hopper 20, a second motor 21, a second reciprocating screw rod 22, a second limiting ring 23 and a third sliding block 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a building sand grain rapid screening device comprises a base 1, wherein both ends of the bottom in the base 1 are fixed with arc plates 5 through bolts 6, the top of the base 1 is connected with a buffer plate 4 in a sliding manner, both ends of the bottom of the buffer plate 4 are provided with first chutes, a fixed rod 7 is installed in the first chute, both ends of the fixed rod 7 are movably connected with first sliders 8, the bottoms of the two first sliders 8 are rotatably connected with the arc plates 5, a spring 9 is installed between the bottom of the buffer plate 4 and the bottom in the base 1, a support column 10 is installed at the top of the buffer plate 4, a screening box 11 is installed at the top of the support column 10, a pair of inner side walls of the screening box 11 are respectively provided with a second chute and a third chute, a first motor 12 is installed at the bottom of the screening box 11, an output shaft of the first motor 12 is inserted into the second chute and connected, the first reciprocating screw 13 is sleeved with a second sliding block 15 through threads, the first reciprocating screw 13 is fixedly sleeved with a first limiting ring 14, the two first limiting rings 14 are respectively arranged above and below the second sliding block 15, the side surface of the second sliding block 15 is rotatably connected with a first sieve plate 16, one end of the first sieve plate 16 far away from the second sliding block 15 is rotatably connected with the screening box 11, the top of the screening box 11 is provided with a second motor 21, the output shaft of the second motor 21 is inserted into a third sliding chute and is connected with a second reciprocating screw 22, the second reciprocating screw 22 is sleeved with a third sliding block 24 through threads, the second reciprocating screw 22 is fixedly sleeved with a second limiting ring 23, the two second limiting rings 23 are respectively arranged above and below the third sliding block 24, the side surface of the third sliding block 24 is rotatably connected with a second sieve plate 17, one end of the second sieve plate 17 far away from the third sliding block 24 is rotatably connected with the screening box 11, a fan 19 is arranged at one end of the top of the screening box 11, an air inlet pipe 18 is arranged at an air outlet of the fan 19, and the air inlet pipe 18 is inserted into the screening box 11.
Wherein, landing leg 2 is installed to the bottom of base 1, and the quantity of landing leg 2 is four, and universal wheel 3 is installed to the bottom of four landing legs 2.
The number of the support columns 10 is four, and the four support columns 10 are located at the bottom of the screening box 11 and distributed in a circumferential array.
Wherein, the bottom of screening case 11 is for leaking hopper-shaped, and first discharge gate has been seted up to the bottom of screening case 11, and the top of screening case 11 runs through there is feeder hopper 20.
Wherein, some second discharge gates are seted up to the side of screening case 11, and the second discharge gate is located the below of third spout, and the third discharge gate has been seted up to one side that screening case 11 kept away from the second discharge gate, and the third discharge gate is located the top of second spout.
Wherein the mesh diameter of the first screen plate 16 is smaller than the mesh diameter of the second screen plate 17.
The working principle is as follows: when the device works, a fan 19, a first motor 12 and a second motor 21 are started, the fan 19 blows air into a screening box 11 through an air inlet pipe 18, the first motor 12 drives a first reciprocating screw rod 13 to move, the first reciprocating screw rod 13 drives a second slide block 15 to move through thread transmission, the second slide block 15 drives a first screen plate 16 to move, the second motor 21 drives a second reciprocating screw rod 22 to move, the second reciprocating screw rod 22 drives a third slide block 24 to move through thread transmission, the third slide block 24 drives a second screen plate 16 to move, sand grains enter the screening box 11 through a feed hopper 20 and fall onto the first screen plate 16, larger sand grains are left on the first screen plate 16, sand grains left on the first screen plate 16 penetrate through a third discharge port due to the movement of the first screen plate 16, smaller sand grains penetrate through the first screen plate 16 and fall onto the second screen plate 17, and sand grains left on the second screen plate 17 penetrate through the second discharge port due to the movement of the second screen plate 17, the finer sand particles pass through the second sieve plate 17 and pass through the first discharge hole, and the first sieve plate 16 is prevented from strengthening the screening function of the first sieve plate 16 and the second sieve plate 17 by arranging the first motor 12, the second motor 21 and the fan 19, so that the screening effect is improved, and the working efficiency is improved;
screening case 11 produces the vibration when using and transmits buffer board 4 through support column 10 on, buffer board 4 motion compression spring 9, buffer board 4 motion dead lever 7 motion, dead lever 7 motion drives first slider 8 motion, first slider 8 motion drives the both ends motion of arc 5, arc 5 produces deformation, through setting up the vibration that multiunit spring 9 and arc 5 effectively reduced the device, avoid the electronic component of long-time vibration damage device, reduction in production cost.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a quick sieving mechanism of grains of sand for building, includes base (1), its characterized in that, the both ends of bottom all are fixed with arc (5) through bolt (6) in base (1), the top sliding connection of base (1) has buffer board (4), the first spout has been seted up at the both ends of the bottom of buffer board (4), install dead lever (7) in the first spout, the both ends swing joint of dead lever (7) has first slider (8), two the bottom of first slider (8) is rotated with arc (5) and is connected, install spring (9) between the bottom of buffer board (4) and the interior bottom of base (1), support column (10) are installed at the top of buffer board (4), screening case (11) is installed at the top of support column (10), second spout and third spout have been seted up respectively to a pair of inside wall of screening case (11), the bottom of screening case (11) is installed first motor (12), the output shaft of first motor (12) inserts in the second spout and is connected with first reciprocal lead screw (13), second slider (15) has been cup jointed through the screw thread on first reciprocal lead screw (13), fixed cover is connected with first spacing ring (14) on first reciprocal lead screw (13), two first spacing ring (14) are the top and the below of a second slider (15) respectively, the side of second slider (15) is rotated and is connected with first sieve (16), the one end that second slider (15) were kept away from to first sieve (16) rotates with screening case (11) and is connected, second motor (21) is installed at the top of screening case (11), the output shaft of second motor (21) inserts in the third spout and is connected with second reciprocal lead screw (22), third slider (24) has been cup jointed through the screw thread on second reciprocal lead screw (22), fixed cover on the reciprocal lead screw of second (22) has been connect second spacing ring (23), two second spacing ring (23) are located the top and the below of third slider (24) respectively, the side of third slider (24) is rotated and is connected with second sieve (17), the one end that third slider (24) were kept away from in second sieve (17) is rotated with screening case (11) and is connected, fan (19) are installed to the one end at the top of screening case (11), air-supply line (18) are installed to the air outlet of fan (19), air-supply line (18) insert the inside of screening case (11).
2. The building sand rapid screening device as claimed in claim 1, wherein the bottom of the base (1) is provided with four support legs (2), and the bottom of the four support legs (2) is provided with universal wheels (3).
3. The building sand rapid screening device as claimed in claim 1, wherein the number of the supporting columns (10) is four, and four supporting columns (10) are arranged at the bottom of the screening box (11) and distributed in a circumferential array.
4. The building sand rapid screening device as claimed in claim 1, wherein the bottom of the screening box (11) is funnel-shaped, the bottom of the screening box (11) is provided with a first discharge hole, and the top of the screening box (11) is penetrated with a feed hopper (20).
5. The building sand rapid screening device as claimed in claim 1, wherein a second discharge port is formed in a side surface of the screening box (11), the second discharge port is located below a third chute, a third discharge port is formed in a side of the screening box (11) far away from the second discharge port, and the third discharge port is located above the second chute.
6. A rapid screening apparatus of construction sand as claimed in claim 1, wherein the first screen deck (16) has a mesh diameter smaller than that of the second screen deck (17).
CN201921336843.3U 2019-08-19 2019-08-19 Quick sieving mechanism of grains of sand for building Active CN210906870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921336843.3U CN210906870U (en) 2019-08-19 2019-08-19 Quick sieving mechanism of grains of sand for building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921336843.3U CN210906870U (en) 2019-08-19 2019-08-19 Quick sieving mechanism of grains of sand for building

Publications (1)

Publication Number Publication Date
CN210906870U true CN210906870U (en) 2020-07-03

Family

ID=71357982

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921336843.3U Active CN210906870U (en) 2019-08-19 2019-08-19 Quick sieving mechanism of grains of sand for building

Country Status (1)

Country Link
CN (1) CN210906870U (en)

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