CN214416930U

CN214416930U - Multistage screening sand device is used in bridge construction convenient to get material

Info

Publication number: CN214416930U
Application number: CN202022424123.1U
Authority: CN
Inventors: 邱俊; 李波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-10-19
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a multistage screening sand device is used in bridge construction convenient to get material, including mounting bracket, dead lever and fixed block, the inside pipe that runs through in side of mounting bracket is installed, the dead lever welding is in the outside of screening frame, and the lower extreme fixed mounting of screening frame has the discharging pipe, the inside bilateral symmetry of lower surface of screening frame has been seted up and has been worn the groove, slide bar fixed mounting is in the inside of protecting box, fixed block fixed mounting is in the inboard of mounting bracket, and the upper surface of fixed block passes through side pivot and drive gear interconnect, the lower surface intermediate position fixed mounting of regulating block has the push rod, the lateral surface fixed mounting of discharging pipe has the cylinder. This multistage screening sand device is used in bridge construction convenient to get material adopts neotype structural design for this device is convenient for sieve the sand step by step, improves the effect of processing sand, and corresponds among the device and be provided with different ejection of compact structures, and the material is got to the sand after being convenient for sieve.

Description

Multistage screening sand device is used in bridge construction convenient to get material

Technical Field

The utility model relates to a bridge construction technical field specifically is a multistage screening sand device is used in bridge construction convenient to get material.

Background

The bridge mainly comprises lower part foundation structure, upper portion prefabricated construction and other bridge floor auxiliary structures, and the technique and the requirement of bridge construction are higher, because high accuracy and the high requirement of construction quality, also correspondingly improve to the material quality requirement of construction, to raw and other materials such as grit, need detect the thickness degree of sand before the construction and handle, pass through the sand screening device according to the construction requirement and handle the sand screening, improve the sand quality that the construction used.

With the continuous processing and use of the sand screening device, the following problems are found in the use process:

1. some existing sand screening devices are inconvenient to screen sand in a grading mode in the using process, and the screening effect of sand raw materials with large thickness difference is limited.

2. And some current screening sand devices are not convenient for carry out the ejection of compact to the sand after the processing at the screening in-process, and the sand use amount of bridge construction is great, can not independently ejection of compact influence the efficiency of processing at the in-process sand that the screening was handled.

So need design the multistage screening sand device for bridge construction convenient to get the material to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage screening sand device is used in bridge construction convenient to get material to propose some screening sand devices that have now among the above-mentioned background art and be not convenient for sieve the processing to the sand in grades in the in-process that uses, it is limited to sieve the effect of handling to the great sand raw and other materials screening of fineness difference, and some screening sand devices that have now are not convenient for carry out the ejection of compact to the sand after processing at the screening in-process, the sand use amount of bridge construction is great, can not independently ejection of compact influence the problem of the efficiency of processing at the in-process sand of screening processing.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-stage sand screening device convenient for material taking for bridge construction comprises a mounting frame, a fixing rod and a fixing block, wherein a round pipe is installed inside the side face of the mounting frame in a penetrating mode, a protection box is fixedly connected to the inner side face of the mounting frame, a screening frame is movably connected inside the protection box, the fixing rod is welded outside the screening frame, a discharging pipe is fixedly installed at the lower end of the screening frame, a screen is fixedly installed inside the screening frame, penetrating grooves are symmetrically formed in the two sides of the inner portion of the lower surface of the screening frame, a positioning block is fixedly installed on the side face of the screening frame, the two sides of the screening frame are connected with a sliding rod through a limiting spring, the sliding rod is fixedly installed inside the protection box, communicating grooves are symmetrically reserved in the upper side and the lower side of the protection box, a driving gear is rotatably installed on the side face of the protection box, the fixing block is fixedly installed on the inner side face of the mounting frame, and the upper surface of fixed block passes through side pivot and drive gear interconnect to the internally mounted of fixed block has the regulating block, the lower surface intermediate position fixed mounting of regulating block has the push rod, and the upper surface inside of regulating block has seted up the side spout, the lateral surface fixed mounting of discharging pipe has the cylinder, and the cylinder passes through side board and spacing pipe interconnect to spacing pipe side-mounting has the inner tube.

Preferably, the screening frame passes through the slide bar and constitutes sliding construction with the protective housing, and the protective housing equidistance is provided with 3 in the inboard of mounting bracket to constitute mutual communicating structure through the intercommunication groove between 3 protective housings.

Preferably, the screen is installed in the screening frame in an inclined manner, and the position of the screen corresponds to the position of the through groove.

Preferably, the driving gear is meshed with the transmission gear, the transmission gear is rotatably connected with the fixed block through a side rotating shaft, and the side rotating shaft is of an inverted Z-shaped structure.

Preferably, the side pivot passes through the side spout and constitutes sliding construction with the regulating block, and the regulating block constitutes rotating construction with the fixed block to the regulating block passes through the push rod and is connected with the locating piece block.

Preferably, the limiting pipe and the discharging pipe form a telescopic structure through the built-in pipe, the limiting pipe is fixedly connected with the side plate, and the side plate and the discharging pipe form a telescopic structure through the air cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: the multi-stage sand screening device for bridge construction, which is convenient for material taking, adopts a novel structural design, so that the device can screen and process sand in a grading manner, the sand screening and processing effect is improved, and the device is provided with a telescopic discharging structure, so that sand discharging can be controlled during processing, and the processing efficiency of the device is improved;

1. the sand screening device comprises protective boxes arranged at equal intervals and a screening frame arranged in a sliding structure, wherein in the processing process, a motor is operated to control the screening frame to reciprocate and elastically move on the outer side of a sliding rod, sand is guided into the uppermost screening frame, and the sand is screened and processed step by step from top to bottom under the action of reciprocating screening of the screening frame, so that the effect of sand screening treatment is improved;

2. spacing pipe that extending structure set up, the sand is when screening frame inside screening, sieves the sand to certain time, and the operation cylinder promotes spacing pipe to the side and removes, and spacing pipe drives the inside of built-in pipe from the discharging pipe and outwards shifts out, promotes spacing pipe when outside position, opens the solenoid valve of discharging pipe externally mounted, carries out the ejection of compact fast, and the ejection of compact structure of three screening frame lower extreme corresponds the direction difference, conveniently accomplishes the sand ejection of compact.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the sieving frame of the present invention;

FIG. 3 is a schematic side view of the fixing block of the present invention;

FIG. 4 is a schematic view of the adjusting block of the present invention;

fig. 5 is a schematic view of the structure of the cylinder in plan view.

In the figure: 1. a mounting frame; 2. a circular tube; 3. a protective box; 4. a screening rack; 5. fixing the rod; 6. a discharge pipe; 7. screening a screen; 8. penetrating a groove; 9. positioning blocks; 10. a limiting spring; 11. a slide bar; 12. a communicating groove; 13. a drive gear; 14. a fixed block; 15. a side rotating shaft; 16. a transmission gear; 17. an adjusting block; 18. a push rod; 19. a side chute; 20. a cylinder; 21. a side plate; 22. a limiting pipe; 23. and (4) arranging a pipe inside.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a multi-stage sand screening device convenient for material taking for bridge construction comprises a mounting frame 1, a circular tube 2, a protective box 3, a screening frame 4, a fixed rod 5, a discharging tube 6, a screen 7, a through groove 8, a positioning block 9, a limiting spring 10, a slide rod 11, a communicating groove 12, a driving gear 13, a fixed block 14, a side rotating shaft 15, a transmission gear 16, an adjusting block 17, a push rod 18, a side sliding groove 19, a cylinder 20, a side plate 21, a limiting tube 22 and a built-in tube 23, wherein the circular tube 2 is installed inside the side surface of the mounting frame 1 in a penetrating mode, the protective box 3 is fixedly connected to the inner side surface of the mounting frame 1, the screening frame 4 is movably connected to the inner part of the protective box 3, the fixed rod 5 is welded to the outer part of the screening frame 4, the discharging tube 6 is fixedly installed at the lower end of the screening frame 4, the screen 7 is fixedly installed inside the screening frame 4, the through grooves 8 are symmetrically formed in two sides inside the lower surface of the screening frame 4, and the side fixed mounting of screening frame 4 has locating piece 9, and screening frame 4 both sides all are through spacing spring 10 and slide bar 11 interconnect, slide bar 11 fixed mounting is in the inside of protecting box 3, and the upper and lower bilateral symmetry of protecting box 3 reserves intercommunication groove 12, and the side of protecting box 3 rotates installs drive gear 13, fixed block 14 fixed mounting is in the inboard of mounting bracket 1, and the upper surface of fixed block 14 passes through side pivot 15 and drive gear 16 interconnect, and the internally mounted of fixed block 14 has regulating block 17, the lower surface intermediate position fixed mounting of regulating block 17 has push rod 18, and side spout 19 has been seted up to the upper surface inside of regulating block 17, the lateral surface fixed mounting of discharging pipe 6 has cylinder 20, and cylinder 20 passes through side board 21 and spacing pipe 22 interconnect, and spacing pipe 22 side-mounting has built-in pipe 23.

In the embodiment, the screening frames 4 and the protective boxes 3 form a sliding structure through the

sliding rods

11, 3 protective boxes 3 are arranged on the inner side of the mounting frame 1 at equal intervals, the 3 protective boxes 3 form a mutual communication structure through the communication grooves 12, and the arrangement of the plurality of screening frames 4 facilitates graded treatment of sand and improves the sand screening effect;

the screen 7 is obliquely arranged inside the screening frame 4, the position of the screen 7 corresponds to that of the through groove 8, and sand falls downwards through the screen 7 and the through groove 8 in the process of screening sand by the screening frame 4 through elastic movement;

the driving gear 13 is meshed with the transmission gear 16, the transmission gear 16 is rotatably connected with the fixed block 14 through the side rotating shaft 15, the side rotating shaft 15 is in an inverted Z-shaped structure, the driving gear 13 is controlled to rotate by the operation motor, and the side rotating shaft 15 is controlled to rotate under the action of meshing transmission;

the side rotating shaft 15 and the adjusting block 17 form a sliding structure through the side sliding groove 19, the adjusting block 17 and the fixed block 14 form a rotating structure, the adjusting block 17 is connected with the positioning block 9 in a clamping mode through the push rod 18, the transmission structure can control the adjusting block 17 to swing left and right, and the adjusting block 17 controls the sieving frame 4 to move left and right in a reciprocating mode through the push rod 18 and the positioning block 9;

spacing pipe 22 constitutes extending structure through inner tube 23 and discharging pipe 6, and spacing pipe 22 and side board 21 fixed connection to side board 21 passes through cylinder 20 and discharging pipe 6 and constitutes extending structure, and operation cylinder 20 controls spacing pipe 22 and moves to the outside, extension ejection of compact structure, and three ejection of compact structure corresponds the direction difference, is convenient for get the material.

The working principle is as follows: when the device is used, firstly, according to the structure shown in figures 1, 2, 3 and 4, sand is guided into the sieving frame 4 at the upper end through a feeding structure, a motor is operated to control the driving gear 13 to rotate, the driving gear 13 is meshed with the transmission gear 16, the transmission gear 16 and the side rotating shaft 15 are controlled to rotate under the action of meshing transmission, the side rotating shaft 15 is connected with the adjusting block 17 in a sliding way through the side sliding chute 19, the adjusting block 17 is controlled to swing left and right under the action of the sliding structure, the adjusting block 17 pushes the positioning block 9 to move left and right through the push rod 18 in the reciprocating swinging process, the positioning block 9 drives the sieving frame 4 at the uppermost end to move left and right in a reciprocating way, the three sieving frames 4 are fixedly connected with each other through the fixing rod 5, the sieving frame 4 at the uppermost end drives the sieving frame 4 to move transversely in a reciprocating way when reciprocating left and right, the sieving frame 4 slides outside the sliding rod 11, meanwhile, the screening frame 4 is controlled to move elastically under the elastic action of the limiting spring 10, the screening frame 4 screens sand on the inner side in the moving process, the sand is separated downwards through the screen 7 and the through groove 8, and screening treatment is performed step by step through the screening frame 4 and the screen 7 on the lower layer, so that the sand screening effect of the device is improved;

subsequently, according to the structure shown in fig. 1, 2 and 5, after a period of time for screening sand, the electromagnetic valve at the lower end of the discharge pipe 6 is opened, the operating cylinder 20 simultaneously pushes the side plate 21 to move to the side, the side plate 21 drives the limiting pipe 22 to move to the side, the built-in pipe 23 fixed to the side of the limiting pipe 22 moves outwards in the discharge pipe 6, after the limiting pipe 22 moves to the maximum position, the limiting pipe 22 corresponds to the outer side surface of the mounting frame 1, and the corresponding receiving device is used for receiving materials, so that the materials can be conveniently taken due to the fact that the corresponding directions of the discharge pipes 6 at the lower ends of the three screening frames 4 are different.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge construction is with multistage screening sand device convenient to get material, includes mounting bracket (1), dead lever (5) and fixed block (14), its characterized in that: the device is characterized in that a round pipe (2) is installed inside the side face of the mounting frame (1) in a penetrating mode, a protective box (3) is fixedly connected to the inner side face of the mounting frame (1), a screening frame (4) is movably connected to the inside of the protective box (3), fixing rods (5) are welded to the outside of the screening frame (4), a discharging pipe (6) is fixedly installed at the lower end of the screening frame (4), a screen (7) is fixedly installed inside the screening frame (4), penetrating grooves (8) are symmetrically formed in the two sides of the inner portion of the lower surface of the screening frame (4), positioning blocks (9) are fixedly installed on the side face of the screening frame (4), the two sides of the screening frame (4) are connected with sliding rods (11) through limiting springs (10), the sliding rods (11) are fixedly installed inside the protective box (3), and communicating grooves (12) are reserved in the two sides of the protective box (3) symmetrically, and the side of protective housing (3) is rotated and is installed drive gear (13), fixed block (14) fixed mounting is in the inboard of mounting bracket (1), and the upper surface of fixed block (14) passes through side pivot (15) and drive gear (16) interconnect, and the internally mounted of fixed block (14) has regulating block (17), the lower surface intermediate position fixed mounting of regulating block (17) has push rod (18), and the upper surface inside of regulating block (17) has seted up side spout (19), the lateral surface fixed mounting of discharging pipe (6) has cylinder (20), and cylinder (20) pass through side board (21) and spacing pipe (22) interconnect, and spacing pipe (22) side-mounting has inner pipe (23).

2. The multi-stage sand screening device convenient for material taking for bridge construction of claim 1, which is characterized in that: screening frame (4) constitute sliding construction through slide bar (11) and protective housing (3), and protective housing (3) equidistant is provided with 3 in the inboard of mounting bracket (1) to constitute mutual intercommunication structure through intercommunication groove (12) between 3 protective housing (3).

3. The multi-stage sand screening device convenient for material taking for bridge construction of claim 1, which is characterized in that: the screen (7) is obliquely arranged in the screening frame (4), and the position of the screen (7) corresponds to the position of the through groove (8).

4. The multi-stage sand screening device convenient for material taking for bridge construction of claim 1, which is characterized in that: the driving gear (13) is meshed with the transmission gear (16), the transmission gear (16) is rotatably connected with the fixed block (14) through the side rotating shaft (15), and the side rotating shaft (15) is of an inverted Z-shaped structure.

5. The multi-stage sand screening device convenient for material taking for bridge construction of claim 1, which is characterized in that: side pivot (15) constitute sliding construction through side spout (19) and regulating block (17), and regulating block (17) constitute rotating-structure with fixed block (14) to regulating block (17) are connected with locating piece (9) block through push rod (18).

6. The multi-stage sand screening device convenient for material taking for bridge construction of claim 1, which is characterized in that: the limiting pipe (22) and the discharging pipe (6) form a telescopic structure through the built-in pipe (23), the limiting pipe (22) is fixedly connected with the side plate (21), and the side plate (21) and the discharging pipe (6) form the telescopic structure through the air cylinder (20).