CN111644374A

CN111644374A - Swing type sand sieving device for building

Info

Publication number: CN111644374A
Application number: CN202010517804.4A
Authority: CN
Inventors: 乔威武
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2020-09-11

Abstract

The invention discloses a swing type sand screening device for a building, relates to the technical field of building equipment, and mainly aims to solve the problems of small screen motion amplitude and low efficiency of the conventional sand screening device; the novel screen cloth screening machine comprises a cylindrical shell, first screen cloth and second screen cloth, the installation axle is installed in the rotation on the central line of barrel, both sides level respectively are equipped with first screen cloth and second screen cloth about the installation axle in the barrel, the installation axle passes through the connecting rod respectively with first screen cloth and second screen cloth fixed connection, be equipped with the actuating mechanism who drives installation axle just reversal on the barrel end wall, actuating mechanism includes the motor, the carousel, the connecting rod, first wedge, second wedge, rack and gear, be equipped with the installation axle, first screen cloth, second screen cloth and actuating mechanism, actuating mechanism drives first wedge reciprocating motion, final second wedge drives rack reciprocating motion, the rack drives the installation axle just reversal through the gear drive, the installation axle drives first screen cloth and second screen cloth round installation axle reciprocating swing through the connecting rod, the screening efficiency has been improved.

Description

Swing type sand sieving device for building

Technical Field

The invention relates to the technical field of building equipment, in particular to a swing type sand screening device for a building.

Background

The method refers to an artificially constructed asset, belongs to the category of fixed assets, and comprises two categories of houses and constructions. A house is an engineered building for people to live, work, study, produce, manage, entertain, store goods, and perform other social activities. The difference from buildings is structures, which refer to engineering buildings other than houses, such as fences, roads, dams, wells, tunnels, water towers, bridges, chimneys, and the like.

The building generally needs mortar concrete to be built, the existing sand screening device generally adopts a vibration motor to drive a screen mesh to vibrate so as to screen sand, the vibration amplitude of the screen mesh is small, the movement amplitude of sand on the screen mesh is small, and the screening speed is reduced.

Disclosure of Invention

The invention aims to provide a swing type sand screening device for buildings, which solves the problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a swing type sand screening device for buildings comprises a barrel, a first screen and a second screen, wherein an installation shaft is rotatably installed on a central line of the barrel, the upper side and the lower side of the installation shaft in the barrel are respectively and horizontally provided with the first screen and the second screen, meshes of the first screen are larger than meshes of the second screen, the installation shaft is respectively and fixedly connected with the first screen and the second screen through a connecting rod, a driving mechanism for driving the installation shaft to rotate forwards and reversely is arranged on an end wall of the barrel, the driving mechanism comprises a motor, a rotary disc, a connecting rod, a first wedge block, a second wedge block, a rack and a gear, one end of the installation shaft penetrates through the end wall of the barrel and extends to the outside of the barrel, one end of the installation shaft, which is positioned outside the barrel, is fixedly provided with a gear, the outer side of the end wall of the barrel is slidably provided with the rack, the rack is meshed with the wedge, the opposite face between first wedge and the second wedge is the inclined plane, the end wall sliding connection of first wedge and barrel, motor fixed mounting is on the barrel end wall, and fixed mounting has the carousel on the output shaft of motor, and carousel end face outer lane articulates there is the connecting rod, and the connecting rod other end is articulated with first wedge, the screw rod is worn to be equipped with by the screw thread on the first wedge, and the screw rod is close to the one end rotation of second wedge and installs the U template, rotates on the U template and installs the supporting wheel, the supporting wheel and the inclined plane contact of second wedge.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the even symmetry fixed mounting in barrel bottom has the supporting leg, and the gyro wheel is installed to the supporting leg bottom.

In one alternative: the top of the barrel is provided with a feed inlet, and the feed inlet is provided with a valve.

In one alternative: the cylinder wall of the cylinder body is provided with a first discharge port below the first screen and a second screen respectively, the two first discharge ports are located on two sides of the cylinder body respectively, the first discharge ports are provided with valves, and the bottom of the cylinder body is provided with a second discharge port.

In one alternative: a second sliding block is fixedly mounted on the rack, and a second sliding groove for the sliding connection of the second sliding block is formed in the end wall of the barrel.

In one alternative: a first sliding block is fixed on the first wedge-shaped block, and a first sliding groove for the sliding connection of the first sliding block is formed in the end wall of the barrel.

In one alternative: the epaxial level of installation runs through there is two-way lead screw, and two-way lead screw is connected with installation hub rotation, and equal threaded connection has the internal thread cover on the two-way lead screw both sides screw thread section, internal thread cover top and bottom all are fixed with branch, both ends all overlap on first screen cloth and the second screen cloth and are equipped with the brush cover, and the brush cover inner wall is equipped with the brush with first screen cloth and second screen cloth contact, branch and its adjacent brush cover fixed connection, two-way lead screw is located the fixed mounting on the rod end of installation axle has the worm wheel, install epaxial insert with worm wheel meshing, the worm other end extends to installation off-axial portion.

Compared with the prior art, the invention has the following beneficial effects:

1. the sand screening machine is provided with an installation shaft, a first screen and a second screen are horizontally arranged on the upper side and the lower side of the installation shaft in a barrel respectively, a driving mechanism for driving the installation shaft to rotate forward and backward is arranged on the end wall of the barrel, the driving mechanism comprises a motor, a rotary disc, a connecting rod, a first wedge block, a second wedge block, a rack and a gear, the motor drives the rotary disc to rotate, the rotary disc drives the first wedge block to reciprocate through the connecting rod, the first wedge block drives a supporting wheel to reciprocate, the supporting wheel drives the rack to reciprocate through the second wedge block, the rack drives the installation shaft to rotate forward and backward through the gear, the installation shaft drives the first screen and the second screen to reciprocate around the installation shaft through the connecting rod, so that sand reciprocates on the first screen and the second screen, the screening efficiency is improved, the position of the supporting wheel is adjusted by rotating the screw rod, the movement stroke of the rack can, the sand screening device is suitable for screening different types and quantities of sand, and improves the adaptability;

2. be equipped with two-way lead screw, internal thread cover, brush cover, worm wheel and worm, the worm drives the worm wheel and rotates, and the worm wheel drives two-way lead screw and rotates, and two-way lead screw drives the internal thread cover and removes, and the internal thread cover passes through branch and drives the brush cover and remove, can brush first screen cloth and second screen cloth, avoids the mesh to be blockked up, improves filtration efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic connection diagram of the turntable, the connecting rod, the first wedge block and the second wedge block according to the first embodiment of the invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-cylinder, 2-second screen, 3-first discharge port, 4-first screen, 5-feed port, 6-connecting rod, 7-rack, 8-second slide block, 9-gear, 10-second wedge block, 11-rotary table, 12-motor, 13-connecting rod, 14-first wedge block, 15-first slide block, 16-roller, 17-second discharge port, 18-screw, 19-supporting wheel, 20-brush sleeve, 21-internal thread sleeve, 22-bidirectional screw rod, 23-worm wheel and 24-worm.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Example 1

Referring to fig. 1-2, in the embodiment of the invention, a swing type sand sieving device for buildings comprises a cylinder 1, a first screen 4 and a second screen 2, wherein supporting legs are uniformly and symmetrically fixedly installed at the bottom of the cylinder 1, rollers 16 are installed at the bottom ends of the supporting legs to facilitate the movement of the device, a feed inlet 5 is formed in the top of the cylinder 1, a valve is installed on the feed inlet 5, an installation shaft is rotatably installed on the central line of the cylinder 1, the first screen 4 and the second screen 2 are horizontally arranged on the upper side and the lower side of the installation shaft in the cylinder 1 respectively, the meshes of the first screen 4 are larger than those of the second screen 2, a first discharge port 3 is formed in the cylinder wall of the cylinder 1 below the first screen 4 and the second screen 2 respectively, the two first discharge ports 3 are located on the two sides of the cylinder 1 respectively, the valve is installed on the first discharge port 3, the installation axle passes through connecting rod 6 and is respectively with first screen cloth 4 and second screen cloth 2 fixed connection, and in this embodiment, connecting rod 6 links firmly with installation axle, first screen cloth 4 and second screen cloth 2 respectively through the welding, is equipped with the actuating mechanism that drives the installation axle and just reverse rotation on the barrel 1 end wall, actuating mechanism includes motor 12, carousel 11, connecting rod 13, first wedge 14, second wedge 10, rack 7 and gear 9, installation axle one end runs through the barrel 1 end wall and extends to its outside, the one end fixed mounting that the installation axle is located the barrel 1 outside has gear 9, the barrel 1 end wall outside slidable mounting has rack 7, rack 7 and gear 9 mesh, in this embodiment, fixed mounting has second slider 8 on rack 7, offers the second spout that supplies second slider 8 sliding connection on the end wall of barrel 1, rack 7 one end is fixed with second wedge 10, a first wedge block 14 which is matched with the second wedge block in a relative motion manner is arranged on one side of the second wedge block, an opposite surface between the first wedge block 14 and the second wedge block is an inclined surface, the first wedge block 14 is connected with an end wall of the barrel 1 in a sliding manner, in this embodiment, a first sliding block 15 is fixed on the first wedge block 14, a first sliding chute for the sliding connection of the first sliding block 15 is formed in the end wall of the barrel 1, the motor 12 is fixedly arranged on the end wall of the barrel 1, a rotating disc 11 is fixedly arranged on an output shaft of the motor 12, a connecting rod 13 is hinged to an outer ring of an end surface of the rotating disc 11, the other end of the connecting rod 13 is hinged to the first wedge block 14, a screw rod 18 is penetrated through a thread on the first wedge block 14, a U-shaped plate is rotatably arranged at one end of the screw rod 18 close to the second wedge block 10, a supporting wheel 19 is rotatably arranged on the U, motor 12 drives carousel 11 and rotates, carousel 11 drives first wedge 14 reciprocating motion through connecting rod 13, first wedge 14 drives supporting wheel 19 reciprocating motion, supporting wheel 19 drives rack 7 reciprocating motion through second wedge 10, rack 7 drives the installation axle through gear 9 and just reverses, the installation axle drives first screen cloth 4 and second screen cloth 2 round installation axle reciprocating swing through connecting rod 6, thereby sand reciprocating motion on first screen cloth 4 and second screen cloth 2, the screening efficiency has been improved, through rotating screw 18, the position of adjustment supporting wheel 19, thereby can adjust the motion stroke of rack 7, finally adjust the swing range of first screen cloth 4 and second screen cloth 2, adapt to different kinds, the screening of quantity sand, improve the adaptability.

Example 2

Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that a bidirectional screw 22 horizontally penetrates through the mounting shaft, the bidirectional screw 22 is rotatably connected to the mounting shaft, thread sections on two sides of the bidirectional screw 22 are both threadedly connected to internal thread sleeves 21, support rods are fixed to tops and bottoms of the internal thread sleeves 21, brush sleeves 20 are respectively sleeved on two ends of the first screen 4 and the second screen 2, brushes contacting the first screen 4 and the second screen 2 are disposed on inner walls of the brush sleeves 20, the support rods are fixedly connected to the brush sleeves 20 adjacent thereto, a worm wheel 23 is fixedly mounted on a rod end of the bidirectional screw 22 located in the mounting shaft, a worm 24 engaged with the worm wheel 23 is inserted into the mounting shaft, the other end of the worm 24 extends to an outside of the mounting shaft, the worm wheel 24 is rotated to drive the worm wheel 23, the worm wheel 23 drives the bidirectional screw 22 to rotate, the bidirectional screw 22 drives the internal thread sleeves 21 to, the internal thread cover 21 drives the brush sleeve 20 to move through the supporting rod, the first screen 4 and the second screen 2 can be brushed, the meshes are prevented from being blocked, and the filtering efficiency is improved.

The working principle of the invention is as follows: starting a motor 12, the motor 12 drives a rotary table 11 to rotate, the rotary table 11 drives a first wedge block 14 to reciprocate through a connecting rod 13, the first wedge block 14 drives a supporting wheel 19 to reciprocate, the supporting wheel 19 drives a rack 7 to reciprocate through a second wedge block 10, the rack 7 drives an installation shaft to rotate forward and backward through a gear 9, the installation shaft drives a first screen 4 and a second screen 2 to reciprocate around the installation shaft through a connecting rod 6, sand reciprocates on the first screen 4 and the second screen 2, screening efficiency is improved, the position of the supporting wheel 19 is adjusted by rotating a screw 18, so that the movement stroke of the rack 7 can be adjusted, the swinging amplitude of the first screen 4 and the second screen 2 is finally adjusted, screening of different types and quantity of sand is adapted, adaptability is improved, a worm wheel 23 is driven to rotate through a rotating worm 24, the worm wheel 23 drives a bidirectional screw rod 22 to rotate, two-way lead screw 22 drives internal thread cover 21 and removes, and internal thread cover 21 passes through branch and drives brush cover 20 and remove, can brush first screen cloth 4 and second screen cloth 2, avoids the mesh to be blockked up, improves filtration efficiency.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A swing type sand screening device for buildings comprises a cylinder body (1), a first screen (4) and a second screen (2), wherein an installation shaft is rotatably installed on the central line of the cylinder body (1), the upper side and the lower side of the installation shaft in the cylinder body (1) are respectively and horizontally provided with the first screen (4) and the second screen (2), the mesh of the first screen (4) is larger than the mesh of the second screen (2), the swing type sand screening device is characterized in that the installation shaft is respectively and fixedly connected with the first screen (4) and the second screen (2) through a connecting rod (6), a driving mechanism for driving the installation shaft to rotate positively and negatively is arranged on the end wall of the cylinder body (1), the driving mechanism comprises a motor (12), a rotary table (11), a connecting rod (13), a first wedge-shaped block (14), a second wedge-shaped block (10), a rack (7) and a gear (9), one end of the installation shaft penetrates through the end, the installation shaft is located the outside one end fixed mounting of barrel (1) and has gear (9), barrel (1) end wall outside slidable mounting has rack (7), rack (7) and gear (9) meshing, rack (7) one end is fixed with second wedge (10), second wedge (10) one side is equipped with relative motion complex first wedge (14) with it, and the opposite face between first wedge (14) and second wedge (10) is the inclined plane, the end wall sliding connection of first wedge (14) and barrel (1), motor (12) fixed mounting is on barrel (1) end wall, and fixed mounting has carousel (11) on the output shaft of motor (12), and carousel (11) outer lane articulates there is connecting rod (13), and the connecting rod (13) other end articulates with first wedge (14), screw rod (18) are worn to be equipped with by the screw on first wedge (14), one end of the screw rod (18) close to the second wedge-shaped block (10) is rotatably provided with a U-shaped plate, the U-shaped plate is rotatably provided with a supporting wheel (19), and the supporting wheel (19) is in contact with the inclined plane of the second wedge-shaped block (10).

2. The oscillating sand screen for buildings as claimed in claim 1, wherein the bottom of the cylinder (1) is uniformly and symmetrically fixedly provided with supporting legs, and the bottom ends of the supporting legs are provided with rollers (16).

3. The oscillating sand screen for buildings as claimed in claim 1, wherein the top of the cylinder (1) is provided with a feed inlet (5), and a valve is arranged on the feed inlet (5).

4. The oscillating sand screening device for the building as claimed in claim 3, wherein a first discharge port (3) is respectively arranged on the wall of the cylinder (1) below the first screen (4) and the second screen (2), the two first discharge ports (3) are respectively arranged on two sides of the cylinder (1), a valve is arranged on the first discharge port (3), and a second discharge port (17) is arranged at the bottom of the cylinder (1).

5. The oscillating sand screening device for the building as claimed in claim 1, wherein a second sliding block (8) is fixedly mounted on the rack (7), and a second sliding groove for slidably connecting the second sliding block (8) is formed on the end wall of the cylinder (1).

6. The oscillating sand screening device for the building as claimed in claim 1, wherein a first sliding block (15) is fixed on the first wedge-shaped block (14), and a first sliding groove for the sliding connection of the first sliding block (15) is opened on the end wall of the cylinder (1).

7. The oscillating sand screen for buildings according to any one of claims 1 to 6, wherein, a bidirectional screw rod (22) horizontally penetrates through the mounting shaft, the bidirectional screw rod (22) is rotatably connected with the mounting shaft, the thread sections at both sides of the bidirectional screw rod (22) are both in threaded connection with an internal thread sleeve (21), the top and the bottom of the internal thread sleeve (21) are both fixed with a support rod, the two ends of the first screen (4) and the second screen (2) are both sleeved with brush sleeves (20), the inner wall of the brush sleeve (20) is provided with brushes which are contacted with the first screen (4) and the second screen (2), the support rod is fixedly connected with the adjacent brush sleeve (20), a worm wheel (23) is fixedly arranged on the rod end of the bidirectional screw rod (22) positioned in the mounting shaft, a worm (24) meshed with the worm wheel (23) is inserted into the mounting shaft, and the other end of the worm (24) extends to the outside of the mounting shaft.