CN211099294U

CN211099294U - Sand crusher for civil engineering

Info

Publication number: CN211099294U
Application number: CN201921499381.7U
Authority: CN
Inventors: 肖广达; 严辛; 曾彩艳
Original assignee: Jiujiang vocational university
Current assignee: Jiujiang vocational university
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-07-28
Anticipated expiration: 2029-09-10

Abstract

Sand crusher for civil engineering, including top surface open-ended box, the horizontal otter board of fixed mounting in the box, the otter board is located the upper end of box, be equipped with horizontal pivot in the box, the pivot is located the middle part of box, the one end of pivot and the one side inner wall bearing of box are connected, the other end of pivot is connected with the opposite side inner wall bearing of box and is passed from the opposite side of box, the broken roller of periphery fixed mounting of pivot, be equipped with first arc otter board and second arc otter board in the box, first arc otter board all around with the inner wall fixed connection all around of box, the periphery of broken roller and the concave surface contact cooperation of first arc otter board, the concave surface of second arc otter board and the convex surface contact cooperation of first arc otter board, the pore staggered distribution on first arc ott. The position of the bar slider that corresponds can be injectd respectively to the bar spout, and then can further avoid the bar slider to take place the skew to can further improve the utility model discloses a stability of sand crusher when using.

Description

Sand crusher for civil engineering

Technical Field

The utility model belongs to civil engineering equipment field, specifically speaking are sand crusher for civil engineering.

Background

Need use a large amount of grit in civil engineering construction engineering, but the grit of direct purchase is most bulky, unsuitable direct use, consequently need carry out secondary crushing processing to the grit, the utility model patent of the grant bulletin number CN 207271393U discloses a garrulous sand machine for civil engineering, this garrulous sand machine can be broken with the great grit of volume, but the size of the grit volume after this garrulous sand machine can not adjust the breakage, and then easily lead to the grit thickness after the breakage inhomogeneous, comparatively inconvenient when using.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sand crusher for civil engineering for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a sand crusher for civil engineering comprises a box body with an opening on the top surface, wherein a horizontal screen plate is fixedly arranged in the box body, the screen plate is arranged at the upper end of the box body, a transverse rotating shaft is arranged in the box body, the rotating shaft is arranged in the middle of the box body, one end of the rotating shaft is connected with the inner wall bearing on one side of the box body, the other end of the rotating shaft is connected with the inner wall bearing on the other side of the box body and penetrates through the other side of the box body, a crushing roller is fixedly arranged at the periphery of the rotating shaft, a first arc screen plate and a second arc screen plate are arranged in the box body, the periphery of the first arc screen plate is fixedly connected with the inner wall of the box body, the periphery of the crushing roller is in contact fit with the concave surface of the first arc screen plate, the concave surface of the second arc screen plate is in contact fit, the inner walls of the front side and the rear side of the box body are respectively provided with a transverse strip-shaped sliding groove, the strip-shaped sliding grooves are in one-to-one correspondence with the strip-shaped sliding blocks, the strip-shaped sliding blocks are respectively inserted into the corresponding strip-shaped sliding grooves and can slide along the strip-shaped sliding grooves, a transverse lead screw is mounted at the lower end of one side of the second arc-shaped screen plate in a bearing mode, one side of the box body is provided with a screw hole, the screw hole corresponds to the position of the lead screw, the outer end of the lead screw penetrates through the screw hole, the periphery of the lead screw is in threaded fit with the lead screw, an inclined guide plate is fixedly mounted in the box body, the lower end of one side of the box body is provided with a discharge port, a through hole is formed in the lower end of the other side of the box body, a motor is fixedly mounted on the right side of the inner wall of the bottom.

As above sand crusher for civil engineering, the both sides top of box seted up circular through groove respectively, the both sides of box fixed mounting fan respectively, the air outlet of the fan that is located left and the circular through groove fixed connection that corresponds, the suction opening of the fan that is located right and the circular through groove fixed connection that corresponds.

The sand crusher for civil engineering is characterized in that the screen plate is a magnetic screen plate.

The sand crusher for civil engineering is characterized in that the top surface of the box body is fixedly provided with the feed hopper.

According to the sand crusher for civil engineering, the four corners of the bottom surface of the box body are respectively and fixedly provided with the universal wheels with the self-locking function.

According to the sand crusher for civil engineering, the disc handle is fixedly installed at the outer end of the screw rod.

As mentioned above, the dust collector is fixedly arranged at the air outlet of the fan on the right side of the sand crusher for civil engineering.

The utility model has the advantages that: when the utility model is used, the screw rod is firstly rotated, the screw rod is in threaded fit with the screw hole, and then the screw rod can drive the second arc-shaped screen plate to move, the second arc-shaped screen plate drives the strip-shaped slide blocks to respectively slide along the corresponding strip-shaped slide grooves, so that the pores of the first arc-shaped screen plate and the second arc-shaped screen plate can be adjusted to proper sizes, then the motor is started, the output shaft of the motor drives the first chain wheel to rotate, the first chain wheel drives the second chain wheel to rotate through a chain, the second chain wheel drives the rotating shaft to rotate, the rotating shaft drives the crushing roller to rotate, then gravels with larger volume are put into the box body from the upper end, and the gravels can uniformly fall into the first arc-shaped screen plate through the dispersing action of the screen plates, and then the gravels can be crushed into thin blocks by the crushing roller in the first arc-shaped screen plate, after the thin blocks are, thereby being capable of moving out of the box body through the discharge hole. The utility model discloses a garrulous sand machine can adjust the size of broken back grit according to actual need, and then enables the grit and satisfy different engineering needs to can further enlarge the utility model discloses a garrulous sand machine's application scope, and the utility model discloses a garrulous sand machine grit is more even, and then can further improve the quality of broken back grit to can further improve civil construction engineering's quality, be favorable to further prolonging the life of building, thereby can further improve the security of building when using, it is more convenient when using, be fit for using widely. The position of the bar slider that corresponds can be injectd respectively to the bar spout, and then can further avoid the bar slider to take place the skew to can further improve the utility model discloses a stability of sand crusher when using.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; fig. 3 is a view from direction B of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A sand crusher for civil engineering comprises a box body 1 with an opening on the top surface, a horizontal screen plate 2 fixedly arranged in the box body 1, the screen plate 2 is arranged at the upper end of the box body 1, a transverse rotating shaft 23 is arranged in the box body 1, the rotating shaft 23 is arranged in the middle of the box body 1, one end of the rotating shaft 23 is connected with an inner wall bearing at one side of the box body 1, the other end of the rotating shaft 23 is connected with an inner wall bearing at the other side of the box body 1 and penetrates through the other side of the box body 1, a crushing roller 3 is fixedly arranged at the periphery of the rotating shaft 23, a first arc screen plate 4 and a second arc screen plate 5 are arranged in the box body 1, the periphery of the first arc screen plate 4 is fixedly connected with the inner wall at the periphery of the box body 1, the periphery of the crushing roller 3 is in contact fit with the concave surface of the first arc screen plate 4, the concave surface of, the upper ends of the front end and the rear end of the second arc-shaped screen plate 5 are respectively fixedly provided with a strip-shaped sliding block 6, the inner walls of the front side and the rear side of the box body 1 are respectively provided with a transverse strip-shaped sliding chute 7, the strip-shaped sliding chutes 7 correspond to the strip-shaped sliding blocks 6 in a one-to-one manner, the strip-shaped sliding blocks 6 are respectively inserted into the corresponding strip-shaped sliding chutes 7 and can slide along the corresponding strip-shaped sliding chutes, the lower end of one side of the second arc-shaped screen plate 5 is provided with a transverse screw 8 in a bearing manner, one side of the box body 1 is provided with a screw hole 9, the screw hole 9 corresponds to the screw rod 8 in position, the outer end of the screw rod 8 penetrates through the screw hole 9 and is in threaded fit with the outer periphery, an inclined guide plate 10 is fixedly arranged in the box body 1, the guide plate 10 is positioned at the lower end of the box body 1, the lower, an output shaft of the motor 13 penetrates through the through hole 12, a first chain wheel 14 is fixedly installed at the output shaft end of the motor 13, a second chain wheel 15 is fixedly installed at the other end of the rotating shaft 2, and the first chain wheel 14 is movably connected with the second chain wheel 15 through a chain 16. When the sand stone crusher is used, the screw rod 8 is rotated firstly, the screw rod 8 is in threaded fit with the screw hole 9, then the screw rod 8 can drive the second arc-shaped screen plate 5 to move, the second arc-shaped screen plate 5 drives the strip-shaped slide blocks 6 to respectively slide along the corresponding strip-shaped slide grooves 7, so that the pores of the first arc-shaped screen plate 4 and the second arc-shaped screen plate 5 can be adjusted to proper sizes, then the motor 13 is started, the output shaft of the motor 13 drives the first chain wheel 15 to rotate, the first chain wheel 15 drives the second chain wheel 14 to rotate through the chain 16, the second chain wheel 14 drives the rotating shaft 23 to rotate, the rotating shaft 23 drives the crushing roller 3 to rotate, then sand stones with larger sizes are put in from the upper end of the box body 1, then the sand stones can uniformly fall into the first arc-shaped screen plate 4 through the dispersing action of the screen plate 2, then the sand stones can be crushed into fine blocks by the crushing roller 3 in the first arc-shaped screen plate 4, the fine pieces can fall onto the guide plate 10 and can be moved out of the box body 1 through the discharge port 11. The utility model discloses a garrulous sand machine can adjust the size of broken back grit according to actual need, and then enables the grit and satisfy different engineering needs to can further enlarge the utility model discloses a garrulous sand machine's application scope, and the utility model discloses a garrulous sand machine grit is more even, and then can further improve the quality of broken back grit to can further improve civil construction engineering's quality, be favorable to further prolonging the life of building, thereby can further improve the security of building when using, it is more convenient when using, be fit for using widely. The position of the corresponding bar slider 6 can be injectd respectively to bar spout 7, and then can further avoid bar slider 6 to take place the skew, thereby can further improve the utility model discloses a stability of broken sand machine when using.

Specifically, in order to further reduce the content of impurities in the gravel, circular through grooves 17 are respectively formed in the tops of two sides of the box body 1, fans 18 are respectively and fixedly installed on two sides of the box body 1, an air outlet of the fan 18 located on the left side is fixedly connected with the corresponding circular through groove 17, and an air suction port of the fan 18 located on the right side is fixedly connected with the corresponding circular through groove 17. When using, start fan 18 simultaneously, and then be located left fan 18 and can blow to box 1 in, and then can blow impurity such as dust to the right side of box 1, the fan 18 that is located the right side can be to the outer convulsions of box 1, and then can take impurity such as dust out from the grit to go to can further reduce the impurity content in the grit.

Specifically, in order to further reduce the utility model discloses a broken sand machine's fault rate, this embodiment otter board 2 be the magnetism otter board. When using, metal material such as iron wire or iron plate in the grit can be inhaled to magnetic otter board 2, and then can further avoid metal material such as iron wire or iron plate in the grit to enter into the utility model discloses a sand crushing machine to can further avoid metal material such as iron wire or iron plate will the utility model discloses a sand crushing machine damages, is favorable to further reducing the utility model discloses a sand crushing machine's fault rate.

Further, in order to be convenient for the staff to the utility model discloses a throw material in the sand crusher, this embodiment the top surface fixed mounting feeder hopper 19 of box 1. Feeder hopper 19 can further increase the material area of throwing of feed inlet, and then can be more easily the staff to the utility model discloses a throw the material in the sand crusher, it is more convenient when using.

Furthermore, in order to be convenient for the staff to remove the utility model discloses a sand crusher's position, this embodiment the bottom surface four corners of box 1 fixed mounting respectively has self-locking function's universal wheel 20. When using, the staff can directly promote or drag the utility model discloses a sand crusher, and then the utility model discloses a sand crusher can be through 20 arbitrary shift positions of universal wheel to can further be convenient for the staff and remove the utility model discloses a sand crusher's position.

Furthermore, in order to make it easier for the worker to rotate the lead screw 8, the disc handle 21 is fixedly installed at the outer end of the lead screw 8 in the embodiment. When the rotary disc type lead screw rotating device is used, a worker can drive the lead screw 8 to rotate through rotating the disc handle 21, and then the worker can rotate the lead screw 8 more easily, so that the rotary disc type lead screw rotating device is more convenient to use.

Furthermore, in order to make the utility model more environment-friendly when in use, the air outlet of the fan 18 is fixedly provided with the dust collector 22 on the right side. When in use, the dust that is taken out by the fan 18 that is located on the right side can be absorbed by the dust suction device 22, and then can be avoided the utility model discloses a sand crusher discharges the dust to the external world, thereby enables the utility model discloses a sand crusher is more environmental protection when using.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. Sand crusher for civil engineering, its characterized in that: comprises a box body (1) with an opening on the top surface, a horizontal screen plate (2) is fixedly arranged in the box body (1), the screen plate (2) is positioned at the upper end of the box body (1), a transverse rotating shaft (23) is arranged in the box body (1), the rotating shaft (23) is positioned in the middle of the box body (1), one end of the rotating shaft (23) is connected with an inner wall bearing at one side of the box body (1), the other end of the rotating shaft (23) is connected with an inner wall bearing at the other side of the box body (1) and penetrates through the other side of the box body (1), a crushing roller (3) is fixedly arranged at the periphery of the rotating shaft (23), a first arc screen plate (4) and a second arc screen plate (5) are arranged in the box body (1), the periphery of the first arc screen plate (4) is fixedly connected with the inner wall at the periphery of the box body (1), the periphery of the crushing roller (3) is in contact fit with the concave surface of the first, the first arc-shaped screen plate (4) and the second arc-shaped screen plate (5) are distributed in a staggered manner, the upper ends of the front end and the rear end of the second arc-shaped screen plate (5) are respectively and fixedly provided with a strip-shaped sliding block (6), the inner walls of the front side and the rear side of the box body (1) are respectively provided with a transverse strip-shaped sliding chute (7), the strip-shaped sliding chutes (7) are in one-to-one correspondence with the strip-shaped sliding blocks (6), the strip-shaped sliding blocks (6) are respectively inserted into the corresponding strip-shaped sliding chutes (7) and can slide along the corresponding strip-shaped sliding chutes, the lower end of one side of the second arc-shaped screen plate (5) is provided with a transverse screw rod (8) in a bearing way, one side of the box body (1) is provided with a screw hole (9), the screw hole (9) corresponds to the position of the screw rod (8), the outer end of the screw rod (8) penetrates, discharge gate (11) are seted up to one side lower extreme of box (1), through-hole (12) are seted up to the opposite side lower extreme of box (1), bottom surface inner wall right side fixed mounting motor (13) of box (1), motor (13) are located the below of stock guide (10) and with external circuit connection, the output shaft of motor (13) passes from through-hole (12), first sprocket (14) of output shaft fixed mounting of motor (13), other end fixed mounting second sprocket (15) of pivot (23), first sprocket (14) pass through chain (16) swing joint with second sprocket (15).

2. The sand crusher for civil engineering according to claim 1, characterized in that: circular through grooves (17) are respectively formed in the tops of the two sides of the box body (1), fans (18) are respectively and fixedly installed on the two sides of the box body (1), an air outlet of the fan (18) located on the left side is fixedly connected with the corresponding circular through groove (17), and an air suction opening of the fan (18) located on the right side is fixedly connected with the corresponding circular through groove (17).

3. The sand crusher for civil engineering according to claim 1, characterized in that: the screen plate (2) is a magnetic screen plate.

4. The sand crusher for civil engineering according to claim 1, characterized in that: the top surface of the box body (1) is fixedly provided with a feed hopper (19).

5. The sand crusher for civil engineering according to claim 1, characterized in that: four corners of the bottom surface of the box body (1) are respectively and fixedly provided with universal wheels (20) with self-locking function.

6. The sand crusher for civil engineering according to claim 1, characterized in that: and a disc handle (21) is fixedly arranged at the outer end of the screw rod (8).

7. The sand crusher for civil engineering according to claim 2, characterized in that: and a dust suction device (22) is fixedly arranged at the air outlet of the fan (18) positioned on the right side.