CN210646603U

CN210646603U - Crushing and screening device for road and bridge construction

Info

Publication number: CN210646603U
Application number: CN201921660945.0U
Authority: CN
Inventors: 宋洁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-06
Filing date: 2019-10-06
Publication date: 2020-06-02
Anticipated expiration: 2029-10-06

Abstract

The utility model provides a crushing and screening device for road and bridge construction, which relates to the technical field of road and bridge construction, and comprises a box body, wherein the top of the box body is provided with a feed inlet, the bottom of the box body is provided with a discharge outlet, the top side of the outer wall of the box body is provided with a support plate, the top of the support plate is bolted with a motor, the top of the motor is provided with a switch electrically connected with the motor, the end part of an output shaft of the motor is provided with a left gear, the crushing and screening device for road and bridge construction can control the particle size of the screened raw material by rotating a guide cylinder towards different filter plates, the operation is rapid and rapid, an inserted bar is drawn out to replace the damaged crushing cylinder, the device is simple and convenient, the practicability is better, the impact force when the raw material falls can be buffered by the bending of a fixed frame and the expansion and contraction of, reduce the damage of the impact force of the raw materials to the filter plate and contribute to prolonging the service life.

Description

Crushing and screening device for road and bridge construction

Technical Field

The utility model relates to a road and bridge construction technical field specifically is a broken screening plant is used in road and bridge construction.

Background

Along with the development of society, the developed degree direct influence city's of transportation construction and economic development, in order to guarantee transportation's safety and steady, quick and high-quality road bridge construction becomes the key that restricts the transportation development, the rubble is essential substrate in the road bridge construction, in order to obtain the rubble of suitable particle diameter, use the breaker to smash massive grit in the road bridge construction usually, the unable broken phenomenon of rubbing crusher damage takes place often appears in the crushing process, complex operation when changing it, crushing efficiency has been influenced, the particle diameter of current breaker screening is fixed simultaneously, unable quick adjustment, the practicality is not good.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a broken screening plant is used in road bridge construction has solved current breaker and has changed crushing barrel complex operation, has influenced crushing efficiency, and the particle diameter of current breaker screening is fixed simultaneously, unable quick adjustment, the not good problem of practicality.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a crushing and screening device for road and bridge construction comprises a box body, wherein a feed inlet is formed in the top of the box body, a discharge outlet is formed in the bottom of the box body, a supporting plate is mounted on the top side of the outer wall of the box body, a motor is connected to the top of the supporting plate in a bolted mode, a switch electrically connected with the motor is mounted on the top of the motor, a left gear is mounted at the end portion of an output shaft of the motor, a right gear meshed with the left gear is arranged on the side wall of the left gear, the right gear is movably mounted on the top of the supporting plate through a fixing rod, fixing cylinders are mounted on the sides, away from the motor, of the left gear and the right gear, an inserting rod is inserted into the end portion of each fixing cylinder, a bolt for fixing the inserting rod is inserted into the fixing cylinders, a crushing cylinder is sleeved on the outer wall of each inserting rod, the inside of box and the below swing joint that is located crushing barrel have a guide section of thick bamboo, the screw rod is installed to the lateral wall of a guide section of thick bamboo, the tip of screw rod extends to the outside of box and has cup jointed the nut, the lateral wall of box set up with the logical groove of screw rod and nut looks adaptation, the inside of box and the below that is located a guide section of thick bamboo are provided with fixed frame, the internally mounted of fixed frame has the different filter plate in three kinds of apertures, the lateral wall of box just is located fixed frame department and has seted up the export, the outer wall of box and the bottom that is located the export are installed and are collected the frame.

Further, the fixed frame is close to the incline of one side of collecting the frame and downwards and with the lateral wall swing joint of box, the bottom of fixed frame and keep away from one side of collecting the frame and install the telescopic link, and the outer wall of telescopic link has cup jointed the spring, the bottom of telescopic link and the interior wall connection of box.

Further, the section of the guide cylinder is in an inverted trapezoid shape, the bottom side of the guide cylinder is consistent with the width of the filter plate, and hemispherical bumps are fixed on the inner wall of the guide cylinder.

Further, the feeder hopper that communicates with the feed inlet is installed at the top of box, and the feeder hopper is for leaking hopper-shaped.

Furthermore, the outer wall of box is fixed with the lantern ring, and the lantern ring and link plate adaptation.

(III) advantageous effects

The utility model provides a broken screening plant is used in road bridge construction. The method has the following beneficial effects:

1. this crushing and screening device is used in road and bridge construction can control the size of screening raw material particle diameter with the rotatory different filter plate of orientation of guide cylinder, and the operation is swift rapidly, takes the inserted bar out simultaneously and can change the crushing section of thick bamboo of damage, and is simple convenient, and the practicality is better.

2. This crushing and screening device is used in road and bridge construction, the turn of the fixed frame of accessible and the flexible of telescopic link and spring when the raw materials falls down cushion the impact force when the raw materials falls down, reduce the destruction of raw materials impact force to the filter plate, help prolonging the life of filter plate.

Drawings

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

fig. 2 is a side view of the present invention;

fig. 3 is a schematic structural diagram of the filter plate of the present invention;

fig. 4 is a schematic view of the internal structure of the guiding cylinder of the present invention.

In the figure: the device comprises a box body 1, a motor 2, a left gear 3, a right gear 4, a fixed barrel 5, an inserted rod 6, a crushing barrel 7, a connecting plate 8, a lantern ring 9, a fixed frame 10, a guide barrel 11, a screw rod 12, a nut 13, a through groove 14, a protruding block 15, a collecting frame 16, a telescopic rod 17, a feeding hopper 18 and a filter plate 19.

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.

The embodiment of the utility model provides a road and bridge construction is with broken screening plant, as shown in figure 1-4, including box 1, the top of box 1 has seted up the feed inlet, the bottom of box 1 has seted up the discharge gate, box 1 outer wall top side installs the backup pad, and the top of backup pad is bolted connection has motor 2, motor 2 model is YDF-Z402-4, power is 4KW, rated torque is 3600N.M, motor 2's top is installed and is connected with its electric switch, motor 2's output shaft end portion is installed left gear 3, left gear 3's lateral wall is provided with the right gear 4 who meshes with it, right gear 4 is installed in the top of backup pad through dead lever movable mounting, left gear 3 and right gear 4 keep away from motor 2's one side all install fixed cylinder 5, the tip of fixed cylinder 5 is pegged graft and is had inserted bar 6, inserted bar 6's cross-section is the rectangle, and fixed cylinder 5's inside has inserted the bolt of fixed inserted bar 6, a crushing barrel 7 is sleeved on the outer wall of the inserted bar 6 and positioned inside the box body 1, a circular connecting plate 8 is fixed and arranged at the end part of the inserted bar 6, the guide barrel 11 is movably connected inside the box body 1 and positioned below the crushing barrel 7, a screw 12 is installed on the side wall of the guide barrel 11, the end part of the screw 12 extends to the outside of the box body 1 and is sleeved with a nut 13, a through groove 14 matched with the screw 12 and the nut 13 is formed in the side wall of the box body 1, a fixing frame 10 is arranged inside the box body 1 and positioned below the guide barrel 11, three filter plates 19 with different apertures are installed inside the fixing frame 10, an outlet is formed in the side wall of the box body 1 and positioned at the fixing frame 10, a collecting frame 16 is installed on the outer wall of the box body 1 and positioned at the bottom of the outlet, the motor 2 drives the left gear 3 and the right gear 4 to rotate, and the two crushing barrels 7 are mutually rotated through the fixing barrel 5, then drop into the raw materials to the inside of box 1, can smash it, the raw materials after smashing falls on the filter plate 19 on fixed frame 10 through the guide of guide tube 11, the raw materials that satisfy the size requirement fall to the bottom of box 1 and discharge, too big raw materials slide to the inside of collecting frame 16 and further smash, crushing effect has been guaranteed, it is rotatory to control guide tube 11 through screw rod 12, make its bottom towards the filter plate 19 of different aperture sizes, can fix it to leading to the inslot 14 inside with the rotation of nut 13, make things convenient for the particle size of quick replacement screening, the practicality is better.

Wherein, the slope of one side that fixed frame 10 is close to collection frame 16 is down and with the lateral wall swing joint of box 1, telescopic link 17 is installed to the bottom of fixed frame 10 and the one side of keeping away from collection frame 16, and telescopic link 17's outer wall has cup jointed the spring, telescopic link 17's bottom and box 1's inner wall connection, fixed frame 10 can turn, the turning of the fixed frame 10 of accessible and the flexible of telescopic link 17 and spring when the raw materials fell, the impact force when falling the raw materials cushions, reduce the destruction of raw materials impact force to filter plate 19, help prolonging the life of filter plate 19.

The cross section of the guide cylinder 11 is inverted trapezoid, the bottom side of the guide cylinder 11 is the same as the width of the filter plate 19, a hemispherical bump 15 is fixed on the inner wall of the guide cylinder 11, and the bump 15 increases the friction force between the guide cylinder 11 and the raw material, thereby being beneficial to reducing the falling potential energy.

Wherein, the top of box 1 is installed with the feeder hopper 18 with the feed inlet intercommunication, and feeder hopper 18 is for leaking hopper-shaped.

Wherein, the outer wall of box 1 is fixed with the lantern ring 9, and

lantern ring

9 and 8 looks adaptations of connecting plate, and lantern ring 9 can support connecting plate 8.

The working principle is as follows: when the crushing device is used, the motor 2 drives the left gear 3 and the right gear 4 to rotate, the two crushing cylinders 7 are mutually rotated through the fixed cylinder 5 and the inserted rod 6 which are connected with the two crushing cylinders, then raw materials are put into the box body 1 to crush the raw materials, the crushed raw materials are guided by the guide cylinder 11 to fall on the filter plate 19 on the fixed frame 10, the raw materials meeting the size requirement fall to the bottom of the box body 1 and are discharged, the overlarge raw materials slide to the inside of the collecting frame 16 to be further crushed, the crushing effect is ensured, the guide cylinder 11 can be controlled to rotate through the screw 12, the bottom of the guide cylinder is enabled to face the filter plates 19 with different apertures, the nut 13 is rotated to the inside of the through groove 14 to fix the raw materials, the particle size screened can be conveniently and rapidly changed, the fixed frame 10 can be bent, when the raw materials fall, impact force generated when the raw materials fall can be buffered through the bending of the fixed frame 10 and the telescopic rod, the damage of the impact force of the raw materials to the filter plate 19 is reduced.

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 crushing and screening device for road and bridge construction is characterized by comprising a box body (1), wherein a feeding hole is formed in the top of the box body (1), a discharging hole is formed in the bottom of the box body (1), a supporting plate is installed on the top side of the outer wall of the box body (1), a motor (2) is connected to the top of the supporting plate in a bolted mode, a switch electrically connected with the motor (2) is installed on the top of the motor (2), a left gear (3) is installed at the end portion of an output shaft of the motor (2), a right gear (4) meshed with the left gear is arranged on the side wall of the left gear (3), the right gear (4) is movably installed on the top of the supporting plate through a fixing rod, a fixing barrel (5) is installed on one side, far away from the motor (2), an inserting rod (6) is inserted into the end portion of the fixing barrel (5), and a bolt for fixing the inserting rod (6) is inserted, the outer wall of the inserted bar (6) is positioned in the box body (1), a crushing barrel (7) is sleeved in the box body (1), the end part of the inserted bar (6) extends to the outside of the box body (1) and is fixedly provided with a circular connecting plate (8), the inside of the box body (1) is movably connected with a guide barrel (11) below the crushing barrel (7), a screw rod (12) is installed on the side wall of the guide barrel (11), the end part of the screw rod (12) extends to the outside of the box body (1) and is sleeved with a nut (13), a through groove (14) matched with the screw rod (12) and the nut (13) is formed in the side wall of the box body (1), a fixed frame (10) is arranged in the inside of the box body (1) and below the guide barrel (11), filter plates (19) with different apertures are installed in the fixed frame (10), and an outlet is formed in the position of the side wall of the box body (1) and is positioned, and a collecting frame (16) is arranged on the outer wall of the box body (1) and positioned at the bottom of the outlet.

2. The crushing and screening device for road and bridge construction according to claim 1, wherein: the utility model discloses a collection box, including fixed frame (10), the bottom of fixed frame (10) just keep away from one side of collecting frame (16) and install telescopic link (17), and the outer wall of telescopic link (17) has cup jointed the spring, the bottom of telescopic link (17) and the inner wall connection of box (1) are close to the lateral wall swing joint of the downward just and box (1) of the lopsidedness of collecting frame (16).

3. The crushing and screening device for road and bridge construction according to claim 1, wherein: the cross section of the guide cylinder (11) is inverted trapezoid, the bottom side of the guide cylinder (11) is consistent with the width of the filter plate (19), and a hemispherical bump (15) is fixed on the inner wall of the guide cylinder (11).

4. The crushing and screening device for road and bridge construction according to claim 1, wherein: the top of box (1) is installed hopper (18) with the feed inlet intercommunication, and hopper (18) are for leaking hopper-shaped.

5. The crushing and screening device for road and bridge construction according to claim 1, wherein: the outer wall of box (1) is fixed with lantern ring (9), and lantern ring (9) and connecting plate (8) looks adaptation.