CN211303179U

CN211303179U - Sand screening installation is used in road and bridge construction

Info

Publication number: CN211303179U
Application number: CN201922237504.6U
Authority: CN
Inventors: 王启同; 何国建
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-21
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a sand screening installation is used in road and bridge construction, which comprises a frame, the top fixedly connected with hopper of frame to the broken case of top fixedly connected with of hopper, the bottom intercommunication of hopper has the conveying pipeline to the first bearing of the inside left side fixedly connected with of frame, the inside second bearing of the right side fixedly connected with of frame to fixedly connected with pivot between the inside of first bearing and second bearing, the utility model relates to a road construction equipment technical field. This sand screening installation is used in road and bridge construction, top fixedly connected with hopper through the frame to the broken case of top fixedly connected with of hopper, the bottom intercommunication of hopper has the conveying pipeline, and the first bearing frame of the inside left side fixedly connected with of frame uses the drum-type screen cloth to realize the screening, and strikes screen cloth surface, effectively handles screen cloth jam, avoids blockking up the reduction that causes screening efficiency.

Description

Sand screening installation is used in road and bridge construction

Technical Field

The utility model relates to a road construction equipment technical field specifically is a sand screening installation is used in road and bridge construction.

Background

The construction of roads and bridges is according to the design content, the process of building bridges, mainly refer to the contents such as bridge construction technology and construction organization, construction management, construction quality, and the construction of bridgehead approach and diversion building, the river beach embankment part of bridgehead approach should be filled with the soil with strong water permeability, and with the stone masonry bank protection to prevent washing away, the diversion building is mostly in dry season, build on the spot with firewood row, gabion, stone masonry or concrete according to the design, in the construction and construction process, sand is common material, the sand needs to be screened when using usually, in order to obtain the sand that the sand grain diameter is comparatively pure for use, the sand screening machine is as a mechanized sand screening device, not only save a large amount of manpower and materials, but also improved the efficiency of screening sand greatly at the same time.

Among the prior art, the sand screening machine uses the shale shaker to go on usually, and the screening in-process often causes to shine the net and blocks up, is difficult to the clearance, influences screening efficiency, easily agglomerates under the condition that the sand contains muddy water, often causes the screening insufficient, and the sand feeding often leads to the sand to pile up because of the input speed is too fast, makes the screening quality reduce, increases the emergence of screen cloth jam.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a sand screening installation is used in road and bridge construction has solved prior art, and screening sand machine screening in-process often causes to shine the net and blocks up, is difficult to the clearance, influences the screening efficiency, easily conglomerates under the sand contains muddy water's the condition, often causes the screening insufficient, and the sand feeding leads to the sand often to pile up because of the feed rate is too fast, makes the screening quality reduce, increases the problem of screen cloth jam's emergence.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the sand screening equipment for road and bridge construction comprises a frame, wherein a hopper is fixedly connected to the top of the frame, a crushing box is fixedly connected to the top of the hopper, a conveying pipe is communicated with the bottom of the hopper, a first bearing seat is fixedly connected to the left side of the inside of the frame, a second bearing seat is fixedly connected to the right side of the inside of the frame, a rotating shaft is fixedly connected between the first bearing seat and the inside of the second bearing seat, a support is fixedly connected to the surface of the rotating shaft, two supports are arranged, a screen mesh is fixedly connected between the surfaces of the two supports, a fixing frame is fixedly connected to the right side of the top of the frame, a third bearing seat is fixedly connected to the top of the fixing frame, a fourth bearing seat is fixedly connected to the right side of the hopper, and a rotating rod is fixedly connected, the fixed surface of dwang is connected with strikes the board.

Preferably, the inside of frame just is located the equal fixedly connected with baffle in front and the back of screen cloth to the equal fixedly connected with brush in top of two baffles.

Preferably, the surface of the rotating shaft is fixedly connected with a material pushing spiral inside the material conveying pipe, and the left end of the rotating shaft is fixedly connected with a motor through a coupler.

Preferably, a conveyer belt is arranged inside the rack and at the bottom of the screen, and a material guide plate is fixedly connected to the right side inside the rack and at the bottom of the screen.

Preferably, a first gear is fixedly connected to the right side of the surface of the rotating shaft, a second gear is fixedly connected to the right side of the surface of the rotating rod, and a chain is in transmission connection between the surfaces of the first gear and the second gear.

Advantageous effects

The utility model provides a sand screening installation is used in road and bridge construction. Compared with the prior art, the method has the following beneficial effects:

(1) the sand screening device for road and bridge construction comprises a rack, wherein a hopper is fixedly connected to the top of the rack, a crushing box is fixedly connected to the top of the hopper, a conveying pipeline is communicated with the bottom of the hopper, a first bearing seat is fixedly connected to the left side inside the rack, a second bearing seat is fixedly connected to the right side inside the rack, a rotating shaft is fixedly connected between the first bearing seat and the inside of the second bearing seat, two supports are fixedly connected to the surface of the rotating shaft, a screen is fixedly connected between the surfaces of the two supports, a fixing frame is fixedly connected to the right side of the top of the rack, a third bearing seat is fixedly connected to the top of the fixing frame, a fourth bearing seat is fixedly connected to the right side of the hopper, a rotating rod is fixedly connected between the third bearing seat and the inside of the fourth, the first gear of right side fixedly connected with on pivot surface to the right side fixedly connected with second gear on rotor rod surface, the transmission is connected with the chain between the surface of first gear and second gear, uses the drum-type screen cloth to realize the screening, and strikes the screen cloth surface, effectively handles the screen cloth jam, avoids blockking up the reduction that causes screening efficiency.

(2) This sand screening installation is used in road and bridge construction, the inboard front that just is located the screen cloth through the frame and the equal fixedly connected with baffle in the back, and the equal fixedly connected with brush in top of two baffles, the inside fixedly connected with that the surface of pivot just is located the conveying pipeline pushes away the material spiral, the left end of pivot passes through shaft coupling fixedly connected with motor, the inside of frame and the bottom that is located the screen cloth are provided with the conveyer belt, the inside right side of frame and the bottom fixedly connected with stock guide that is located the screen cloth, use brush reason screen cloth surface, further strengthen screen cloth jam treatment effect, it realizes ration constant speed pay-off to push away the material spiral, avoid the inhomogeneous material that leads to of pay-off to pile up the problem that influences the screening quality, stock.

Drawings

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

FIG. 2 is a schematic view of the inner structure of the conveyer according to the present invention;

fig. 3 is a side view of the support structure of the present invention.

In the figure: 1-frame, 2-hopper, 3-crushing box, 4-conveying pipe, 5-first bearing seat, 6-second bearing seat, 7-rotating shaft, 8-bracket, 9-screen, 10-fixing frame, 11-third bearing seat, 12-fourth bearing seat, 13-rotating rod, 14-knocking plate, 15-baffle, 16-brush, 17-pushing spiral, 18-motor, 19-conveying belt, 20-guide plate, 21-first gear, 22-second gear and 23-chain.

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. 1-3, the present invention provides a technical solution: a sand screening device for road and bridge construction comprises a frame 1, wherein baffles 15 are fixedly connected to the inner side of the frame 1 and positioned on the front side and the back side of a screen 9, brushes 16 are fixedly connected to the tops of the two baffles 15, a conveying belt 19 is arranged inside the frame 1 and positioned at the bottom of the screen 9, a material guide plate 20 is fixedly connected to the right side of the inside of the frame 1 and positioned at the bottom of the screen 9, a hopper 2 is fixedly connected to the top of the frame 1, a crushing box 3 is fixedly connected to the top of the hopper 2, two crushing rollers are arranged inside the crushing box 3 and driven to rotate in opposite directions by an independent motor to realize the crushing effect on agglomerated sand, a conveying pipe 4 is communicated with the bottom of the hopper 2, a first bearing seat 5 is fixedly connected to the left side of the inside of the frame 1, a second bearing seat 6 is fixedly connected to the right side of the inside of the frame 1, and a rotating shaft 7 is fixedly connected, a first gear 21 is fixedly connected to the right side of the surface of the rotating shaft 7, a second gear 22 is fixedly connected to the right side of the surface of the rotating rod 13, a chain 23 is connected between the surfaces of the first gear 21 and the second gear 22 in a transmission manner, a pushing screw 17 is fixedly connected to the surface of the rotating shaft 7 and positioned inside the conveying pipe 4, a motor 18 is fixedly connected to the left end of the rotating shaft 7 through a coupler, the motor 18 is a servo motor and can control and adjust the rotating speed, two brackets 8 are fixedly connected to the surface of the rotating shaft 7, a screen 9 is fixedly connected between the surfaces of the two brackets 8, the rotating shaft 7 and the screen 9 are obliquely arranged, the inclination angle of the rotating shaft is controlled to be between ten degrees and 30 degrees, a fixing frame 10 is fixedly connected to the right side of the top of the frame 1, a third bearing 11 is fixedly connected to the top of, and a rotating rod 13 is fixedly connected between the third bearing seat 11 and the inner portion of the fourth bearing seat 12, the rotating rod 13 is disposed in an inclined manner and is parallel to the rotating shaft 7, a knocking plate 14 is fixedly connected to the surface of the rotating rod 13, and the knocking plate 14 is a flexible elastic plate, and the details which are not described in detail in this specification belong to the prior art which is well known to those skilled in the art.

When the sand screening machine is used, sand to be screened is conveyed into the hopper 2 through the feeding device and the crushing box 3, the agglomerated sand is crushed through materials in the crushing box 3, the motor 18 drives the rotating shaft 7 to rotate, the rotating shaft 7 drives the pushing spiral 17 to rotate, the sand is uniformly conveyed into the roller type screen 9, meanwhile, the rotating shaft 7 drives the screen 9 to rotate through the bracket 8, screening of the sand is realized in the rotating process, fine sand falls onto the conveying belt 19 through screen holes of the screen 9 and is conveyed to the left side by the conveying belt 19, larger impurity particles are intercepted by the screen 9 and are gradually discharged onto the material guide plate 20 from the right side of the screen 9, the brush 16 brushes the surface of the screen 9 in the rotating process of the screen 9, so that the particles blocked in the screen holes fall off, the rotating rod 13 is driven to rotate by the transmission of the first gear 21, the second gear and the chain 32, the rotating rod 13 drives the knocking plate 14 to intermittently knock the surface of the screen 9 in the, the granules with serious blockage in the sieve pores fall off under the action of beating.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 road and bridge construction is with sand screening installation, includes frame (1), its characterized in that: the top of the rack (1) is fixedly connected with a hopper (2), the top of the hopper (2) is fixedly connected with a crushing box (3), the bottom of the hopper (2) is communicated with a material conveying pipe (4), the left side of the interior of the rack (1) is fixedly connected with a first bearing seat (5), the right side of the interior of the rack (1) is fixedly connected with a second bearing seat (6), a rotating shaft (7) is fixedly connected between the first bearing seat (5) and the interior of the second bearing seat (6), the surface of the rotating shaft (7) is fixedly connected with two supports (8), the surfaces of the two supports (8) are fixedly connected with a screen (9), the right side of the top of the rack (1) is fixedly connected with a fixed frame (10), and the top of the fixed frame (10) is fixedly connected with a third bearing seat (11), right side fixedly connected with fourth bearing seat (12) of hopper (2) to fixedly connected with dwang (13) between the inside of third bearing seat (11) and fourth bearing seat (12), the fixed surface of dwang (13) is connected with strikes board (14).

2. The sand screening apparatus for road and bridge construction according to claim 1, wherein: the screen cloth is characterized in that the inner side of the frame (1) is positioned on the front surface and the back surface of the screen cloth (9) and is fixedly connected with a baffle (15), and the tops of the two baffles (15) are fixedly connected with a brush (16).

3. The sand screening apparatus for road and bridge construction according to claim 1, wherein: the surface of pivot (7) just is located the inside fixedly connected with of conveying pipeline (4) and pushes away material spiral (17), the left end of pivot (7) is through shaft coupling fixedly connected with motor (18).

4. The sand screening apparatus for road and bridge construction according to claim 1, wherein: the novel screen cloth machine is characterized in that a conveying belt (19) is arranged inside the machine frame (1) and at the bottom of the screen cloth (9), and a material guide plate (20) is fixedly connected to the right side inside the machine frame (1) and at the bottom of the screen cloth (9).

5. The sand screening apparatus for road and bridge construction according to claim 1, wherein: the right side fixedly connected with first gear (21) on pivot (7) surface to the right side fixedly connected with second gear (22) on dwang (13) surface, the transmission is connected with chain (23) between the surface of first gear (21) and second gear (22).