CN216965331U

CN216965331U - Swinging type sand screening device for road and bridge construction

Info

Publication number: CN216965331U
Application number: CN202220555261.XU
Authority: CN
Inventors: 姜伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-15
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a swinging type sand screening device for road and bridge construction, which relates to the technical field of road and bridge construction and comprises a sand screening box, wherein a group of supporting legs are arranged on the bottom surface of the sand screening box, a screen frame is connected to the inner wall of the sand screening box in a sliding manner, a screen mesh body is arranged on the inner wall of the screen frame, a group of supporting wedge blocks are arranged on the inner wall of the screen frame, and the supporting wedge blocks are matched with the screen mesh body. It can be through sieve sand box, the supporting leg, the reel, the screen cloth body, support the voussoir, fixed subassembly, the spout, the slider, reset assembly, the swing subassembly, the coarse sand discharge gate, cooperation setting between stock guide one and the stock guide two, the screen cloth body can filter the sand, utilize the swing subassembly, can swing the screen cloth body, can accelerate the sieve husky speed of the device, utilize fixed subassembly, make the device can conveniently dismantle the screen cloth body, and then can conveniently clear up the screen cloth body, can guarantee the sieve husky effect of the device.

Description

Swinging type sand screening device for road and bridge construction

Technical Field

The utility model relates to the technical field of road and bridge construction, in particular to a swing type sand screening device for road and bridge construction.

Background

Road and bridge, generally by many major parts such as road bed, road surface, bridge, tunnel engineering and traffic engineering facility constitute, often need adopt the concrete to cover the road bed in road and bridge's work progress to in order to guarantee the intensity of road bed, the concrete adopts grit and cement to mix and forms, higher to the requirement of sand when preparing the concrete, often can only use the less sand of granule, often need use the screening sand device to filter the sand for this reason.

At present, disclose a road and bridge construction with oscillating screening sand device among the prior art, its patent number is: CN110355093A, it passes through power unit and canceling release mechanical system, power unit starts the back, the pulling steel cable, the steel cable is taut, makes the screen frame slope, when the steel cable is relaxed, canceling release mechanical system pulling steel cable, makes the screen frame slope to opposite direction, screen frame luffing motion screens sand, screening efficiency is high, but above-mentioned device is when using, it is inconvenient to dismantle the screen cloth, leads to the clearance of screen cloth inconvenient too convenient, influences the screening sand effect of screen cloth; therefore, the swing type sand screening device for road and bridge construction is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to make up the defects of the prior art and provides a swinging type sand screening device for road and bridge construction.

In order to achieve the purpose, the utility model provides the following technical scheme: a swing type sand sieving device for road and bridge construction comprises a sand sieving box, a group of supporting legs are arranged on the bottom surface of the sand sieving box, the inner wall of the sand screening box is connected with a screen frame in a sliding way, the inner wall of the screen frame is provided with a screen body, the inner wall of the screen frame is provided with a group of supporting wedge blocks, the supporting wedge block is matched with the screen body, a group of fixing components are arranged on the inner wall of the screen frame, the front and the back of the screen frame are both provided with sliding grooves, the inner walls of the two sliding grooves are both connected with sliding blocks in a sliding way, the two sliding blocks are both fixedly connected with the inner wall of the screening sand box, a group of reset components are arranged on the right side of the screen frame, a swing component is arranged on the left side surface of the sand screening box, the sand screening machine is characterized in that a coarse sand discharge port is formed in the right side face of the sand screening box, a first guide plate is installed at the right end of the screen frame, and a second guide plate is installed on the inner wall of the sand screening box.

Further, fixed subassembly include fixed connection in the connecting plate of reel inner wall, the upper surface threaded connection of connecting plate has the threaded rod.

Furthermore, the turning block is installed on the top of threaded rod, the bottom of threaded rod rotates and is connected with the fixed plate, and the bottom surface of fixed plate with the upper surface of screen cloth body contacts.

Furthermore, the inside of connecting plate is inlayed and is had two guide cylinders, two the equal sliding connection of inner wall of guide cylinder has the guide bar, two the bottom of guide bar all with the last fixed surface of fixed plate is connected.

Furthermore, the reset assembly comprises a cylinder fixedly connected to the inner wall of the sand screening box, a sliding plate is connected to the inner wall of the cylinder in a sliding mode, a connecting rod is mounted on the outer surface of the sliding plate, the left end of the connecting rod is fixedly connected with the right side face of the screen frame, and a spring is mounted between the sliding plate and the cylinder.

Furthermore, the swing assembly comprises a bearing plate fixedly connected to the left side face of the sand screening box, two reinforcing plates are installed between the bottom face of the bearing plate and the outer surface of the sand screening box, and a motor is installed on the upper surface of the bearing plate.

Furthermore, the output end of the motor is fixedly connected with a disc, the upper surface of the disc is rotatably connected with a swinging connecting rod, and the right end of the swinging connecting rod is hinged with the left side surface of the screen frame.

Compared with the prior art, the swing type sand screening device for road and bridge construction has the following beneficial effects:

1. according to the sand screening device, the sand screening box, the supporting legs, the screen frame, the screen body, the supporting wedge blocks, the fixing assemblies, the sliding chutes, the sliding blocks, the reset assemblies, the swinging assemblies, the coarse sand discharging ports, the first guide plates and the second guide plates are arranged in a matched mode, sand can be screened by the screen body, the screen body can swing by the aid of the swinging assemblies, the sand screening speed of the sand screening device can be increased, the screen body can be conveniently detached by the aid of the fixing assemblies, the screen body can be conveniently cleaned, and the sand screening effect of the sand screening device can be guaranteed.

2. According to the sand screening device, the screen frame, the bearing plate, the reinforcing plate, the motor, the disc and the swing connecting rod are arranged in a matched mode, the disc can be driven to rotate by the motor when the motor works, so that the right end of the swing connecting rod can move left and right, the screen frame can swing on the inner wall of the sand screening box, and the sand screening speed can be increased.

3. According to the utility model, through the matching arrangement among the screen frame, the screen body, the connecting plate, the threaded rod, the rotating block, the fixed plate, the guide cylinder and the guide rod, the rotating block can be rotated to drive the threaded rod to rotate, the threaded rod can be rotated to enable the fixed plate to move under the guide of the guide cylinder and the guide rod, the fixed plate can be far away from the upper surface of the screen body, the limit of the screen body can be relieved, the screen body can be conveniently dismounted, and therefore, the screen body can be conveniently cleaned.

Drawings

FIG. 1 is a schematic perspective view of a front view of the present invention;

FIG. 2 is a schematic perspective view of a left side view of the present invention;

FIG. 3 is a schematic view of the connection between the screen frame and the material guiding plate according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic perspective view of a bottom view of a screen frame according to the present invention;

fig. 6 is a schematic view of the internal structure of the reduction assembly of the present invention.

In the figure: 1. screening a sand box; 2. supporting legs; 3. a screen frame; 4. a screen body; 5. supporting a wedge block; 6. a fixing assembly; 601. a connecting plate; 602. a threaded rod; 603. rotating the block; 604. a fixing plate; 605. a guide cylinder; 606. a guide bar; 7. a chute; 8. a slider; 9. a reset assembly; 901. a cylinder; 902. a sliding plate; 903. a connecting rod; 904. a spring; 10. a swing assembly; 101. a carrier plate; 102. a reinforcing plate; 103. a motor; 104. a disc; 105. a swing link; 11. discharging the coarse sand; 12. a first material guide plate; 13. and a second material guide plate.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

This embodiment provides a swinging sand sieving device is used in road and bridge construction, and the device is used for road and bridge construction to filter the sand, and the device can conveniently dismantle screen cloth body 4, and then can conveniently clear up screen cloth body 4, can guarantee the device's sand sieving effect.

Referring to fig. 1-6, a swinging type sand screening device for road and bridge construction comprises a sand screening box 1, wherein a set of supporting legs 2 are installed on the bottom surface of the sand screening box 1, the number of the supporting legs 2 is four, each supporting leg 2 is respectively located at four corners of the bottom surface of the sand screening box 1, an anti-slip mat is installed on the bottom surface of each supporting leg 2, the supporting legs 2 are arranged, the sand screening box 1 can be supported, and the device can be conveniently used.

There is reel 3 at the inner wall sliding connection of screening sand case 1, and screen cloth body 4 is installed to the inner wall of reel 3, and screen cloth body 4 is the slope setting in the inside of reel 3, and the large granule sand that can be convenient for sieve out is discharged, and a set of support voussoir 5 is installed to the inner wall of reel 3, and supports voussoir 5 and screen cloth body 4 looks adaptation.

The contact of the upper surface of support voussoir 5 and screen cloth body 4, the support voussoir 5 of setting can support screen cloth body 4, utilizes screen cloth body 4, can filter the sand.

A set of fixed components 6 are installed on the inner wall of the screen frame 3, each fixed component 6 comprises a connecting plate 601 fixedly connected to the inner wall of the screen frame 3, and a threaded rod 602 is connected to the upper surface of each connecting plate 601 in a threaded mode.

With the threaded engagement between the connection plate 601 and the threaded rod 602, rotation of the threaded rod 602 can cause the bottom end of the threaded rod 602 to move up and down.

The rotating block 603 is mounted on the top end of the threaded rod 602, the fixing plate 604 is rotatably connected to the bottom end of the threaded rod 602, the bottom surface of the fixing plate 604 contacts the upper surface of the screen body 4, and the fixing plate 604 is positioned corresponding to the support wedge 5, so that the screen body 4 can be fixed.

When the screen body 4 needs to be removed, the rotating block 603 can drive the threaded rod 602 to rotate, so that the fixing plate 604 can move upwards, the limit of the screen body 4 can be removed, and the screen body 4 is conveniently removed.

Two symmetrical guide cylinders 605 are embedded in the connecting plate 601, guide rods 606 are slidably connected to the inner walls of the two guide cylinders 605, and the bottom ends of the two guide rods 606 are fixedly connected to the upper surface of the fixing plate 604.

When the fixing plate 604 moves, the guide rod 606 can slide on the inner wall of the guide cylinder 605, so that the fixing plate 604 can be guided and limited, and the stability of the fixing plate 604 during movement can be ensured.

All seted up spout 7 at the front of reel 3 and the back, the equal sliding connection of the inner wall of two spouts 7 has slider 8, two sliders 8 all with the inner wall fixed connection of screening sandbox 1.

When the reel 3 swings in the inside of the sand screening box 1, the sliding block 8 can move relatively on the inner wall of the sliding groove 7, the reel 3 can be guided and supported, and the stability of the reel 3 in swinging can be guaranteed.

A set of resetting components 9 which are arranged equidistantly are arranged on the right side of the screen frame 3, each resetting component 9 comprises a cylinder 901 which is fixedly connected to the inner wall of the screening sand box 1, a sliding plate 902 is connected to the inner wall of the cylinder 901 in a sliding manner, a connecting rod 903 is mounted on the outer surface of the sliding plate 902, the left end of the connecting rod 903 is fixedly connected with the right side face of the screen frame 3, and a spring 904 is mounted between the sliding plate 902 and the cylinder 901.

The left end of connecting rod 903 runs through the inner wall of drum 901 and extends to the outside of drum 901, and the outer surface of connecting rod 903 and the department that runs through of drum 901 are sliding connection, when reel 3 swings in the inside of screening sandbox 1, can make connecting rod 903 drive sliding plate 902 slide at the inner wall of drum 901, can compress spring 904, and spring 904 can conveniently reset reel 3.

The left side surface of the sand screening box 1 is provided with a swinging assembly 10, the swinging assembly 10 comprises a bearing plate 101 fixedly connected to the left side surface of the sand screening box 1, two symmetrical reinforcing plates 102 are arranged between the bottom surface of the bearing plate 101 and the outer surface of the sand screening box 1, and a motor 103 is arranged on the upper surface of the bearing plate 101.

The bearing plate 101 that sets up can bear motor 103, and the reinforcing plate 102 of setting can strengthen the structural strength between bearing plate 101 and the screening sandbox 1.

At motor 103's output fixedly connected with disc 104, the upper surface of disc 104 rotates and is connected with swing connecting rod 105, and swing connecting rod 105's right-hand member is articulated mutually with the left surface of reel 3, has seted up logical groove at the left surface of screening sandbox 1 for swing connecting rod 105's right-hand member runs through logical groove and extends to the inside of screening sandbox 1.

The motor 103 can drive the disc 104 to rotate when working, so that the right end of the swing connecting rod 105 can move left and right, and the screen frame 3 can swing on the inner wall of the sand screening box 1.

The coarse sand discharge port 11 has been seted up at the right side of sieve sandbox 1, stock guide one 12 is installed to the right-hand member of reel 3, large granule sand can fall at the right-hand member of reel 3, the stock guide one 12 of setting can lead to large granule sand, avoid large granule sand to fall into the bottom of sieve sandbox 1, stock guide two 13 is installed to the inner wall of sieve sandbox 1, the fine sand mouth has been seted up at sieve sandbox 1, stock guide two 13 are corresponding with the fine sand mouth, the row material of the fine sand that can conveniently sieve out.

The working principle is as follows: when the device is used, firstly, sand to be screened is put into the screening sand box 1, so that the sand falls on the upper surface of the screen body 4, the screen body 4 can screen the sand, the obtained fine sand can be discharged through the guide plate II 13, the screened large-particle sand can be discharged at the right end of the screen frame 3, the arranged guide plate I12 can guide the large-particle sand to prevent the large-particle sand from falling into the bottom of the screening sand box 1, in the screening process, the motor 103 is started, the motor 103 can drive the disc 104 to rotate, so that the right end of the swinging connecting rod 105 can move left and right, the screen frame 3 can swing on the inner wall of the screening sand box 1, the screening speed of the sand can be accelerated, when the screen body 4 needs to be cleaned, the rotating block 603 is firstly rotated, the rotating block 603 can drive the threaded rod 602 to rotate, and by utilizing the thread fit between the threaded rod 602 and the connecting plate 601, threaded rod 602 rotates and to make fixed plate 604 move under the direction of guide cylinder 605 and guide bar 606, can make fixed plate 604 keep away from the upper surface of screen cloth body 4, can remove the spacing to screen cloth body 4, can conveniently demolish screen cloth body 4 to can be convenient for clear up screen cloth body 4.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a road and bridge construction is with oscillating screening sand device, includes screening sand case (1), its characterized in that: a set of supporting legs (2) are installed on the bottom surface of the sand screening box (1), a screen frame (3) is connected to the inner wall of the sand screening box (1) in a sliding mode, a screen body (4) is installed on the inner wall of the screen frame (3), a set of supporting wedge blocks (5) are installed on the inner wall of the screen frame (3), the supporting wedge blocks (5) are matched with the screen body (4), a set of fixing assemblies (6) are installed on the inner wall of the screen frame (3), sliding grooves (7) are formed in the front face and the back face of the screen frame (3), sliding blocks (8) are connected to the inner walls of the two sliding grooves (7) in a sliding mode, the two sliding blocks (8) are fixedly connected with the inner wall of the sand screening box (1), a set of reset assemblies (9) are arranged on the right side of the screen frame (3), a swing assembly (10) is installed on the left side face of the sand screening box (1), a coarse sand discharging port (11) is formed in the right side face of the sand screening box (1), the right end of the screen frame (3) is provided with a first guide plate (12), and the inner wall of the screening sand box (1) is provided with a second guide plate (13).

2. The swing type sand screening device for road and bridge construction of claim 1, wherein: the fixed component (6) comprises a connecting plate (601) fixedly connected to the inner wall of the screen frame (3), and a threaded rod (602) is connected to the upper surface of the connecting plate (601) in a threaded manner.

3. The swing type sand screening device for road and bridge construction of claim 2, wherein: the top of threaded rod (602) is installed turning block (603), the bottom of threaded rod (602) is rotated and is connected with fixed plate (604), and the bottom surface of fixed plate (604) with the upper surface of screen cloth body (4) contacts.

4. The swing type sand screening device for road and bridge construction of claim 3, wherein: two guide cylinders (605) are embedded in the connecting plate (601), the inner walls of the two guide cylinders (605) are connected with guide rods (606) in a sliding mode, and the bottom ends of the two guide rods (606) are fixedly connected with the upper surface of the fixing plate (604).

5. The swing type sand screening device for road and bridge construction of claim 1, wherein: the reset assembly (9) comprises a cylinder (901) fixedly connected to the inner wall of the sand screening box (1), a sliding plate (902) is connected to the inner wall of the cylinder (901) in a sliding mode, a connecting rod (903) is installed on the outer surface of the sliding plate (902), the left end of the connecting rod (903) is fixedly connected with the right side face of the screen frame (3), and a spring (904) is installed between the sliding plate (902) and the cylinder (901).

6. The swing type sand screening device for road and bridge construction of claim 1, wherein: swing subassembly (10) including fixed connection in bearing board (101) of screening sandbox (1) left surface, the bottom surface of bearing board (101) with install two reinforcing plates (102) between the surface of screening sandbox (1), the last surface mounting of bearing board (101) has motor (103).

7. The swing type sand screening device for road and bridge construction of claim 6, wherein: the output end of the motor (103) is fixedly connected with a disc (104), the upper surface of the disc (104) is rotatably connected with a swing connecting rod (105), and the right end of the swing connecting rod (105) is hinged with the left side surface of the screen frame (3).