CN212922818U

CN212922818U - Cement bin of concrete mixing plant

Info

Publication number: CN212922818U
Application number: CN202020976586.6U
Authority: CN
Inventors: 曹有来; 郑红高; 关健
Original assignee: Beijing Zhongshi Shangzhuang Concrete Co ltd
Current assignee: Beijing Zhongshi Shangzhuang Concrete Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-04-09
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a cement bin of a concrete mixing plant, which comprises a bin body, wherein a knocking mechanism for knocking the bin body is arranged on the peripheral surface of the bin body; knocking mechanism is including setting up the global collar in the storehouse, it is connected with a plurality of driven gear to rotate on the collar, driven gear radially arranges along the collar, driven gear meshing has the rack, the rack setting on the storehouse body and with the axis parallel arrangement of the storehouse body, driven gear's axis is provided with the axis of rotation, the axis of rotation is installed on the collar through two otic placodes, the axis of rotation passes the lateral wall of otic placode and rotates with the otic placode to be connected, the axis of rotation is provided with a plurality of balls that strike that are used for striking storehouse body lateral wall on passing the global of otic placode, strike through elastic component interconnect between the lateral wall of batting and axis of rotation, be provided with the lifting unit who drives the collar and move along storehouse body. The utility model has the advantages that: the side wall of the cement bin can be knocked, so that the residue of cement in the cement bin is reduced.

Description

Cement bin of concrete mixing plant

Technical Field

The utility model belongs to the technical field of the technique of cement storage facilities and specifically relates to a cement bin of concrete mixing plant is related to.

Background

The concrete mixing station is also called as concrete mixing station, and is suitable for commercial concrete, large-scale engineering project construction, cement member product production and other centralized mixing places. The cement bin is generally used in bulk cement storage of a concrete mixing plant, the bulk cement bin is a closed tank for storing bulk materials, is suitable for storing various bulk materials such as grains, cement, fly ash and the like, and is convenient to install, safe and reliable, so that the tank is an ideal bulk storage tank for various mixing plants.

The existing cement bin has partial cement bonded on the inner wall of the cement bin in the using process, and the residual cement can generate certain influence on the volume of the cement bin, so that the problem is urgently solved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a concrete mixing plant's cement bin, its advantage is: the side wall of the cement bin can be knocked, so that the residue of cement in the cement bin is reduced.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a cement bin of a concrete mixing plant comprises a bin body, wherein a knocking mechanism used for knocking the bin body is arranged on the peripheral surface of the bin body; the knocking mechanism comprises a mounting ring arranged on the circumferential surface of the bin body, a plurality of driven gears are connected to the mounting ring in a rotating mode, the driven gears are arranged along the radial direction of the mounting ring, racks are meshed with the driven gears, the racks are arranged on the bin body and parallel to the axis of the bin body, the axis of the driven gears is provided with a rotating shaft, the rotating shaft is installed on the mounting ring through two lug plates, the rotating shaft penetrates through the side walls of the lug plates and is connected with the lug plates in a rotating mode, a plurality of knocking balls used for knocking the side walls of the bin body are arranged on the circumferential surface of the rotating shaft, which penetrates through the lug plates, the knocking balls are connected with the side walls of the rotating shaft through elastic pieces, and a lifting assembly used for driving the mounting ring to move.

Through adopting above-mentioned technical scheme, the staff is when using this knocking mechanism to strike the vibration to the storehouse body, accessible lifting unit drives the collar and slides from top to bottom, at this moment, because intermeshing between driven gear and the rack, so driven gear is when following the collar and slide from top to bottom, can rotate under the restriction of rack, driven gear's rotation can drive the axis of rotation and rotate, because strike the ball and pass through elastic component and pivot looks interconnect, so the rotation of axis of rotation can drive and strike the ball and carry out relative rotation around the axis of rotation, make and strike the ball when the collar slides from top to bottom, constantly strike bin body lateral wall, thereby shake the lateral wall of the storehouse body with cement, reduce the remaining of cement at the internal storehouse.

The present invention may be further configured in a preferred embodiment as: the lifting assembly comprises two pull ropes respectively arranged at two ends of the circumference of the mounting ring, a winding drum used for winding the pull ropes and a servo motor driving the winding drum to rotate.

Through adopting above-mentioned technical scheme, the lifting unit during operation, the staff can open servo motor, and servo motor's rotation drives the reel then and rotates, and the reel rotates can be with the stay cord rolling on the reel, and the stay cord can drive the collar and move along the length direction in the storehouse body, through servo motor's corotation and reversal, realize the rising and the decline of collar.

The present invention may be further configured in a preferred embodiment as: and a fixed pulley for supporting the sliding of the pull rope is arranged between the pull rope and the bin body.

Through adopting above-mentioned technical scheme, the setting of fixed pulley, the frictional resistance between reducible stay cord and the storehouse body, and then reduce the stay cord because of the wearing and tearing that frictional resistance produced, the life of extension stay cord, reduce cost.

The present invention may be further configured in a preferred embodiment as: the sliding assembly is arranged between the mounting ring and the bin body and comprises a plurality of sliding rails arranged on the peripheral surface of the bin body and sliding blocks arranged on the mounting ring and corresponding to the sliding rails one to one, and sliding grooves for accommodating the sliding blocks are formed in the sliding rails.

Through adopting above-mentioned technical scheme, when the stay cord drove the collar and goes up and down, can drive the sliding block and slide along the length direction who sets up the spout on the slide rail to play spacing effect to the lift of collar, make the process that the collar goes up and down more stable.

The present invention may be further configured in a preferred embodiment as: the cross section of the sliding groove is T-shaped.

Through adopting above-mentioned technical scheme, the spout that the T shape set up for the restriction that the sliding block can be stable is in the spout, strengthens the stability of device.

The present invention may be further configured in a preferred embodiment as: the elastic piece is a spring.

Through adopting above-mentioned technical scheme, spring elasticity preferred, convenient for material selection.

The present invention may be further configured in a preferred embodiment as: the hitting ball is a rubber ball.

Through adopting above-mentioned technical scheme, the setting of rubber ball, the reducible hard of batting to the storehouse body of batting is beaten, reduces to strike the damage of batting to the storehouse body, and the practicality is stronger.

To sum up, the utility model discloses a following beneficial technological effect:

1. when the knocking ball slides up and down on the mounting ring, the side wall of the bin body is continuously knocked through the inner meshing of the driven gear and the rack, so that cement is shaken off the side wall of the bin body, and the residue of the cement in the bin body is reduced;

2. the arrangement of the fixed pulleys can reduce the frictional resistance between the pull rope and the bin body, further reduce the abrasion of the pull rope caused by the frictional resistance, prolong the service life of the pull rope and reduce the cost;

3. the rubber ball can reduce the hard knocking of the knocking ball on the bin body, reduce the damage of the knocking ball on the bin body, and have strong practicability.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a top view of the present invention for embodying the lifting assembly.

In the figure, 1, a cabin body; 11. a support frame; 12. a discharge port; 13. a feed inlet; 2. a knocking mechanism; 21. a mounting ring; 22. a driven gear; 23. a rack; 24. a rotating shaft; 25. an ear plate; 26. knocking and hitting the ball; 27. an elastic member; 28. a lifting assembly; 281. pulling a rope; 282. a reel; 283. a servo motor; 284. a fixed pulley; 285. mounting a plate; 286. a limiting block; 2861. a limiting hole; 3. a slipping component; 31. a slide rail; 311. a chute; 32. and (4) a sliding block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a concrete mixing plant's cement silo, including the storehouse body 1 of cylindrical setting, the storehouse body 1 is established subaerial through support frame 11 immediately, fixed connection between the lateral wall of the storehouse body 1 and the support frame 11. The lower end of the bin body 1 is provided with a discharge hole 12, and the section of the discharge hole 12 is in a conical arrangement. The upper end of the bin body 1 is provided with a feeding hole 13 for feeding, the cross section of the discharging hole 12 is circular, and the size of the cross section is smaller than that of the bin body 1.

Referring to fig. 1 and 2, a knocking mechanism 2 for knocking the bin body 1 is arranged on the circumferential surface of the bin body 1; the knocking mechanism 2 comprises a mounting ring 21 arranged on the circumferential surface of the bin body 1, and the circumferential diameter of the mounting ring 21 is larger than that of the bin body 1; the mounting ring 21 is rotatably connected with a plurality of driven gears 22, in the embodiment, four driven gears 22 are arranged, the four driven gears 22 are uniformly arranged along the circumferential direction of the mounting ring 21, the driven gears 22 are arranged along the radial direction of the mounting ring 21, the driven gears 22 are meshed with racks 23, the racks 23 are fixedly connected to the bin body 1 and are arranged in parallel with the central axis of the bin body 1, the central axis of the driven gears 22 is provided with a rotating shaft 24, and the rotating shaft 24 penetrates through the side wall of the driven gears 22 and is fixedly connected with the driven gears 22; the rotating shaft 24 is arranged on the mounting ring 21 through two ear plates 25 which are arranged in parallel, and the side walls of the ear plates 25 and the mounting ring 21 which are contacted with each other are fixedly connected; the rotating shaft 24 penetrates through the side wall of the ear plate 25 and is rotatably connected with the ear plate 25 through a bearing (not shown in the figure), a plurality of knocking balls 26 for knocking the side wall of the bin body 1 are arranged on the circumferential surface of the rotating shaft 24 penetrating through the ear plate 25, in the embodiment, four knocking balls 26 are arranged, the four knocking balls 26 are uniformly distributed along the circumferential surface of the rotating shaft 24, and the knocking balls 26 are rubber balls; the knocking balls 26 are connected with the side walls of the rotating shaft 24 through elastic pieces 27, the elastic pieces 27 are springs, and the length of each spring is larger than the distance between the rotating shaft 24 and the bin body 1; the bin body 1 is provided with a lifting component 28 which drives the mounting ring 21 to move along the height direction of the bin body 1.

When a worker uses the knocking mechanism 2 to knock and vibrate the bin body 1, the mounting ring 21 can be driven by the lifting assembly 28 to slide up and down, at the moment, the driven gear 22 and the rack 23 are meshed with each other, so that the driven gear 22 can rotate under the limitation of the rack 23 when the mounting ring 21 is followed to slide up and down, the rotation of the driven gear 22 can drive the rotating shaft 24 to rotate, and the knocking ball 26 is connected with the rotating shaft 24 through the elastic piece 27, so that the rotation of the rotating shaft 24 can drive the knocking ball 26 to rotate around the rotating shaft 24 to rotate relatively, so that the knocking ball 26 can knock the side wall of the bin body 1 continuously when the mounting ring 21 slides up and down, thereby the cement can be knocked down on the side wall of the bin body 1, and the residue of the cement in the bin body 1 is reduced.

Referring to fig. 1 and 3, the mounting ring 21 is provided with a lifting assembly 28 for driving the mounting ring 21 to move up and down along the circumferential surface of the bin body 1. The lifting assembly 28 includes a pulling rope 281 disposed at two ends of the circumference of the mounting ring 21, a winding drum 282 for winding the pulling rope 281, and a servo motor 283 for driving the winding drum 282 to rotate. The servo motor 283 is positioned at the top of the cabin body 1, the side wall of the servo motor 283 is fixedly connected with the upper side wall of the cabin body 1, and the output shaft of the servo motor 283 is coaxially and fixedly connected with the central axis of the winding drum 282. Two stay cords 281 are located the both ends setting of reel 282 respectively, the one end and the reel 282 tip lateral wall rigid coupling of stay cord 281, the other end and the last lateral wall fixed connection of collar 21 of stay cord 281, be provided with the fixed pulley 284 that supports stay cord 281 and slide between the storehouse body 1, in order to reduce the frictional resistance between stay cord 281 and the storehouse body 1, fixed pulley 284 is located the avris position at storehouse body 1 top, fixed pulley 284 is through two mounting panels 285 and storehouse body 1 interconnect, two mounting panels 285 are parallel to each other and with the perpendicular rigid coupling of the lateral wall of the storehouse body 1, the lateral wall and the relative lateral wall rotation of two mounting panels 285 of fixed pulley 284 are connected, the perpendicular rigid coupling of lateral wall that otic placode 25 deviates from the storehouse body 1 has a stopper 286, spacing hole 2861 that supplies stay cord 281 to pass is seted up at the center of stopper 286, spacing hole 2861 can. A partition plate for reducing the mutual interference of the two pull ropes 281 is vertically and fixedly connected to the middle of the winding drum 282.

The during operation of lifting unit 28, the staff can open servo motor 283, and servo motor 283's rotation drives the reel 282 then and rotates, and the reel 282 rotates and can be with stay cord 281 rolling on reel 282, and stay cord 281 can drive collar 21 and remove along the length direction of the storehouse body 1, and corotation and the reversal through servo motor 283 realize the rising and the decline of collar 21.

As shown in fig. 2 and 3, a sliding assembly 3 is arranged between the mounting ring 21 and the cabin 1, the sliding assembly 3 includes a plurality of slide rails 31 arranged on the circumferential surface of the cabin 1 and sliding blocks 32 arranged on the mounting ring 21 and corresponding to the slide rails 31 one by one, and slide rails 31 are provided with sliding grooves 311 for accommodating the sliding blocks 32. The number of the slide rails 31 in this embodiment is two, the two slide rails 31 are respectively located at two ends of the circumference of the bin body 1 and are arranged oppositely, the slide rails 31 are arranged perpendicular to the horizontal plane, and the side walls of the slide rails 31 are fixedly connected with the side walls of the bin body 1. In this embodiment, the cross section of the sliding slot 311 is configured as a T-shape, and the sliding slot 311 is disposed along the length direction of the sliding rail 31, and the sliding block 32 can be accommodated in the sliding slot 311 and is matched with the sliding slot 311, so that the sliding block 32 is stably limited in the sliding slot 311. When the stay cord 281 drives the installation ring 21 to ascend and descend, the sliding block 32 can be driven to slide along the length direction of the sliding rail 31 with the sliding groove 311, so that the ascending and descending of the installation ring 21 are limited, and the ascending and descending process of the installation ring 21 is more stable.

The implementation principle of the embodiment is as follows: the worker can open the servo motor 283, the servo motor 283 rotates to drive the winding drum 282 to rotate, the winding drum 282 rotates to wind the pull rope 281 on the winding drum 282, the pull rope 281 drives the installation ring 21 to move along the length direction of the cabin body 1, and the installation ring 21 is lifted and lowered by the positive rotation and the negative rotation of the servo motor 283; at this moment, driven gear 22 can rotate under the restriction of rack 23 when following collar 21 and slide from top to bottom, and driven gear 22's rotation can drive axis of rotation 24 and rotate, and axis of rotation 24's rotation can drive to strike ball 26 and revolute axis of rotation 24 and carry out relative rotation for when striking ball 26 slides from top to bottom at collar 21, constantly strike bin body 1 lateral wall, thereby shake the lateral wall of bin body 1 with cement, reduce the remaining of cement in bin body 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a concrete mixing plant's cement bin, includes storehouse body (1), its characterized in that: the circumferential surface of the bin body (1) is provided with a knocking mechanism (2) used for knocking the bin body (1); the knocking mechanism (2) comprises a mounting ring (21) arranged on the circumferential surface of the bin body (1), a plurality of driven gears (22) are rotatably connected onto the mounting ring (21), the driven gears (22) are arranged along the radial direction of the mounting ring (21), racks (23) are meshed with the driven gears (22), the racks (23) are arranged on the bin body (1) and are parallel to the central axis of the bin body (1), a rotating shaft (24) is arranged on the central axis of the driven gears (22), the rotating shaft (24) is arranged on the mounting ring (21) through two lug plates (25), the rotating shaft (24) penetrates through the side walls of the lug plates (25) and is rotatably connected with the lug plates (25), a plurality of knocking balls (26) for knocking the side walls of the bin body (1) are arranged on the circumferential surface of the lug plates (25) of the rotating shaft (24), and the knocking balls (26) are mutually connected with the side walls of the rotating shaft (24) through elastic pieces (27), the bin body (1) is provided with a lifting component (28) which drives the mounting ring (21) to move along the height direction of the bin body (1).

2. The cement silo of a concrete mixing plant of claim 1, wherein: the lifting assembly (28) comprises two pull ropes (281) respectively arranged at two ends of the circumference of the mounting ring (21), a winding drum (282) used for winding the pull ropes (281), and a servo motor (283) driving the winding drum (282) to rotate.

3. The cement silo of a concrete mixing plant of claim 2, wherein: a fixed pulley (284) for supporting the sliding of the pull rope (281) is arranged between the pull rope (281) and the cabin body (1).

4. A cement silo of a concrete mixing plant according to claim 3, characterized in that: be provided with between the collar (21) and the storehouse body (1) subassembly (3) that slides, subassembly (3) that slides is including setting up a plurality of slide rails (31) on the storehouse body (1) is global and setting up at collar (21) and with slide rail (31) one-to-one's sliding block (32), set up spout (311) that hold sliding block (32) on slide rail (31).

5. The cement silo of a concrete mixing plant of claim 4, wherein: the cross section of the sliding groove (311) is arranged to be T-shaped.

6. The cement silo of a concrete mixing plant of claim 1, wherein: the elastic piece (27) is a spring.

7. The cement silo of a concrete mixing plant of claim 1, wherein: the hitting ball (26) is a rubber ball.