CN215150377U

CN215150377U - Concrete mixing box

Info

Publication number: CN215150377U
Application number: CN202120611530.5U
Authority: CN
Inventors: 彭明祥
Original assignee: Beijing Huaijian Concrete Co ltd
Current assignee: Beijing Huaijian Concrete Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-12-14
Anticipated expiration: 2031-03-25

Abstract

The application relates to a concrete mixing box, which comprises a main body mechanism, a mixing mechanism and a feeding mechanism, wherein the feeding mechanism comprises gears, every two gears are oppositely arranged in a group, the peripheral surface of each group of gears is provided with two crawler belts, the crawler belts wrap the peripheral surfaces of a plurality of groups of gears, the inner walls of the two crawler belts are provided with conveying belts, the arranging directions of the conveying belts and the crawler belts are the same, and the upper end surfaces of the conveying belts are provided with hoppers; this application has the effect that reduces the human labor at the material loading in-process.

Description

Concrete mixing box

Technical Field

The application relates to the field of concrete processing, in particular to a concrete stirring box.

Background

At present, a concrete stirring box is a machine for stirring aggregates such as cement, sand and stone. Is an important link of the pipeline work in the concrete mixing plant. The existing concrete mixing box comprises a box body used for containing materials and a mixing rod rotatably connected inside the box body, wherein a plurality of mixing rods used for increasing the contact area of the mixing rod and the materials are fixedly connected to the mixing rod. When the concrete mixer works, the stirring rod drives the stirring rod to rotate, and then the materials in the stirring box are stirred.

The utility model discloses a concrete mixing box is disclosed as present chinese utility model with publication number CN212445799U, including box and agitator, the agitator setting is in the box, is equipped with sealing device between the pivot of agitator and the box, and sealing device includes retaining member, nut, mounting and seal assembly, the retaining member pass the box and with nut threaded connection, the retaining member has the holding tank, seal assembly sets up and compresses tightly in the holding tank and through the mounting, seal assembly includes the spheroid, first cushion and second cushion, the spheroid is passed in the pivot of agitator, is equipped with first sealing ring between pivot and the spheroid, first cushion and second cushion set up respectively at the spheroid both ends, are equipped with the second sealing ring between first cushion and the holding tank, and the mounting supports presses first cushion.

In view of the above-mentioned related art, the inventor believes that the concrete mixing box needs manpower to be fed in the feeding process, and a lot of manpower is consumed.

SUMMERY OF THE UTILITY MODEL

In order to reduce human labor at the material loading in-process, this application provides a concrete mixing case.

The technical scheme provided by the application is as follows:

a concrete mixing box comprises a main body mechanism, a mixing mechanism and a feeding mechanism, wherein the feeding mechanism comprises gears, and the gears are oppositely arranged in pairs; the periphery of each group of gears is provided with two crawler belts, and the crawler belts wrap the periphery of the plurality of groups of gears; the inner walls of the two crawler belts are provided with conveyor belts, and the arrangement directions of the conveyor belts and the crawler belts are the same; and the upper end surface of the conveying belt is provided with a feeding hopper.

By adopting the technical scheme, in the working process, the rotation of the gear enables the surface caterpillar tracks to rotate at the same speed and in the same direction, so that the conveying belt between the two caterpillar tracks is driven to rotate, the conveying belt enables the hopper to move to the height required by feeding from the horizontal ground, and feeding is completed subsequently, the method can realize the vertical work doing process of the hopper from the horizontal plane to the feeding height, thereby effectively reducing the manpower, enabling the worker to finish the filling process in the hopper only, and realizing the purpose of conveying materials by adjusting the rotation of the conveying belt.

Optionally, the main body mechanism includes a box, the inside of the hopper is of a hollow structure, the opening direction of the hopper is opened upwards away from the conveyor belt, and the end of the hopper away from the box is higher than the end of the hopper facing the box in the vertical direction.

Through adopting above-mentioned technical scheme, when the hopper goes up, the height that the hopper deviates from the lateral wall of box is the same with the height that the hopper towards the lateral wall of box, make inside material can not spill, when the hopper overturns the pay-off, the hopper downward sloping, the bottom that the hopper deviates from the lateral wall of box and the upper end position of the lateral wall of hopper towards the box are located same horizontal plane this moment, make inside material of hopper empty downwards inside the feeder hopper, and can not have the residual material in the hopper, thereby realize the pay-off process to the agitator tank inside.

Optionally, the tooth rim of the track can be tightly engaged with the tooth groove of the gear.

Through adopting above-mentioned technical scheme, the track can carry out the syntropy along with the gear for the rotational speed accessible gear of track is adjusted, and the track is difficult for breaking away from the gear surface, thereby increases security and the structural strength of device at the material loading in-process.

Optionally, the main body mechanism comprises a feed hopper, and the feed hopper is arranged on the upper end surface of the box body; the conveyer belt comprises a horizontal part, a rising part and a dumping part, and the horizontal part is arranged in parallel along the length direction of the horizontal ground; the ascending part is obliquely arranged, and the height of the end part deviating from the horizontal part is higher than that of the upper end surface of the feed hopper; the dumping part is horizontally arranged at the highest point of the ascending part and deviates from the position, close to the opening of the feed hopper, of the end part of the ascending part.

By adopting the technical scheme, when the feeding hopper is positioned at the horizontal part, a worker can add required materials into the feeding hopper and turn on the stepping motor to enable the conveying belt to move; the feeding hopper moves along with the conveyor belt and gradually rises to a proper height along the upper surface of the rising part; the dumping part is used for enabling the feeding hopper to overturn by a certain angle, so that the materials inside the feeding hopper flow out of the feeding hopper, and the whole feeding process is completed.

Optionally, the end of the dumping part facing the feed hopper is provided with a fillet with a downward radian.

Through adopting above-mentioned technical scheme, the fillet of empting the portion makes the hopper can take place to incline in fillet department for the inside material of hopper can be emptyd smoothly inside the feeder hopper, accomplishes the pay-off process.

Optionally, a transmission shaft is fixedly connected to the center of each group of gears, and the size of the transmission shaft is the same as that of the inner wall of the hollow part in each gear.

Through adopting above-mentioned technical scheme, the transmission shaft can make two relative gears that set up carry out syntropy with fast motion to it is unanimous to keep the motion state all the time at the rotation in-process.

Optionally, one end of each transmission shaft is provided with a stepping motor, and an output shaft of the stepping motor is coaxially and fixedly connected with the rotating shaft.

By adopting the technical scheme, the motion direction of the conveyor belt can be controlled by the stepping motor, and when the hopper needs to be lifted for feeding, the output shaft of the stepping motor can be adjusted to rotate forwards, so that the gear is driven to drive the conveyor belt to rotate forwards; after feeding is finished, the conveyor belt can be controlled to rotate reversely through the stepping motor, so that the hopper returns to the initial position.

Optionally, the upper end face of the horizontal portion is fixedly connected with a sliding block, the size of the sliding block is the same as the width of the conveyor belt, and the hopper is fixedly connected to the upper end face of the sliding block.

Through adopting above-mentioned technical scheme, the slider is used for preventing hopper and conveyer belt direct contact for the hopper can not take place relative slip on the conveyer belt.

To sum up, the application comprises the following beneficial technical effects:

1. the conveyor belt, the crawler belt and the gears are matched with each other, so that the conveyor belt can rotate at the same speed and in the same direction along with the gears and ascend along with the arrangement direction of the gears, the mechanical feeding process is completed, and the manual labor is effectively reduced;

2. the appearance design of the feeding hopper ensures that materials cannot be spilled outside the feeding hopper in the feeding process, the material conveying efficiency is improved, and the surrounding environment of the conveying belt is protected from being polluted;

3. the stepping motor can realize the forward and reverse motion of the conveyor belt, so that the hopper can be effectively controlled to be always positioned at a required position, and the feeding process is more efficient.

Drawings

FIG. 1 is a schematic view of a concrete mixing box.

Fig. 2 is a schematic view of the structure of the discharge port.

Fig. 3 is a sectional view of the internal structure of the stirring mechanism.

Fig. 4 is a schematic structural diagram of the feeding mechanism.

In the figure, 1, a main body mechanism; 11. a box body; 12. a feed hopper; 121. a machine cover; 13. a discharge port; 131. installing a cover; 132. fixing the bolt; 14. a fixed block; 15. a support; 16. a shock-proof base plate; 2. a stirring mechanism; 21. rotating the motor; 22. a main shaft; 23. a stirring rod; 24. a stirring blade; 3. a feeding mechanism; 31. a frame; 32. a gear; 33. a drive shaft; 34. a stepping motor; 35. a crawler belt; 36. a conveyor belt; 361. a horizontal portion; 362. a rising part; 363. a tilting section; 37. a slider; 38. a hopper.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses concrete mixing case.

Referring to fig. 1, a concrete mixing tank includes a main body mechanism 1, a mixing mechanism 2, and a feeding mechanism 3.

Referring to fig. 1, the main body mechanism 1 includes a box body 11, and the box body 11 is hollow and cylindrical and is spatially disposed parallel to a horizontal ground; the upper end surface of the box body 11 is provided with a feed hopper 12, the feed hopper 12 is funnel-shaped, the larger end surface is arranged away from the outer peripheral surface of the box body 11, the feed hopper 12 enables the interior of the box body 11 to be communicated with the external environment, and therefore materials with proper proportion can be added into the box body 11 from the feed hopper 12 for stirring in the concrete stirring process; the outside articulated cover 121 that has of feeder hopper 12, cover 121 size and the great terminal surface looks adaptation of feeder hopper 12 for cover 121 can cover in the opening part of feeder hopper 12 around the articulated shaft rotation, thereby prevent to splash to the box 11 outside from feeder hopper 12 at stirring in-process material, cause the pollution of external environment, and the security of multiplicable staff at the stirring in-process.

Referring to fig. 1 and 2, a discharge port 13 is formed in the center of the lower end surface of the box body 11, the discharge port 13 is circular, and the discharge port 13 enables stirred materials in the box body 11 to flow out of the box body 11 from the discharge port 13; the inner wall of the discharge port 13 is hinged with an installation cover 131, and the size of the installation cover 131 is matched with that of the discharge port 13, so that the installation cover 131 can prevent materials from flowing out of the box body 11 in the stirring process; in order to prevent the mounting cover 131 from being automatically opened in the stirring process, a fixing bolt 132 is arranged at a position, deviating from the hinge shaft, of the end face of the mounting cover 131, the fixing bolt 132 is arranged at a joint of the mounting cover 131 and the end face of the box body 11, when the device is used for stirring, the fixing bolt 132 can be closed to close the mounting cover 131 at the lower end face of the box body 11, so that materials can be completely stirred in the box body 11, and after the stirring is completed, the fixing bolt 132 can be opened to open the mounting cover 131, so that the materials can flow out of the box body 11 and can be collected in the subsequent operation.

Referring to fig. 1, fixed blocks 14 are fixedly connected to the center positions of two side walls of a box body 11, the fixed blocks 14 are square, a support 15 is arranged on the lower end face of the fixed block 14 of the box body 11, the support 15 is trapezoidal in appearance, the larger end face of the support is arranged on the horizontal ground, a square recess is arranged in the center position of the upper end face of the support 15, and the size of the recess is matched with that of the fixed block 14, so that the fixed block 14 is clamped on the upper end face of the support 15, and the box body 11 is suspended above the horizontal ground; the lower end face of the support 15 is fixedly connected with a shockproof bottom plate 16, the shockproof bottom plate 16 is rectangular, the size of the end face is larger than the size of the cross section of the box body 11, and the shockproof bottom plate 16 is used for reducing the vibration of the box body 11 in the stirring process, so that the phenomenon of abrasion of the box body 11 caused by long-time stirring vibration is reduced, and the noise generated in the stirring process can be effectively reduced.

Referring to fig. 1 and 3, the stirring mechanism 2 includes a rotating motor 21, the rotating motor 21 is disposed outside the side wall of the box 11, the rotating shaft of the rotating motor 21 is located on the same line with the horizontal axis of the box 11, and the rotating shaft of the rotating motor 21 is disposed toward the side wall of the box 11; the coaxial rigid coupling of axis of rotation of rotating motor 21 has main shaft 22, and main shaft 22 is cylindrical, and wears to locate the box 11 lateral wall and extend to the inside of box 11, and main shaft 22 accessible rotates motor 21 and carries out rotation rate's regulation to can control stirring speed according to actual need.

Referring to fig. 1 and 3, a plurality of stirring rods 23 are fixedly connected to the outer peripheral surface of the main shaft 22, the stirring rods 23 are cylindrical and are unevenly distributed along the outer peripheral surface of the main shaft 22, the joint of each stirring rod 23 and the outer peripheral surface of the main shaft 22 is vertically arranged, and the stirring rods 23 circumferentially rotate along with the main shaft 22, so that the stirring purpose is achieved; the tip rigid coupling that puddler 23 deviates from main shaft 22 has stirring vane 24, stirring vane 24 is fan-shaped, and set up along puddler 23 length direction, stirring vane 24 all forms certain angle with the horizontal direction, thereby increase stirring vane 24 and the area of contact of concrete, make concrete mixing more abundant, there is the space in stirring vane 24's outer terminal surface and the interior terminal surface of box 11, make stirring vane 24 can not cause wearing and tearing to the inner wall of box 11 at the stirring in-process.

Referring to fig. 1 and 4, the feeding mechanism 3 includes a rack 31 and a gear 32, the rack 31 is rectangular, two racks 31 are arranged and oppositely arranged outside the box body 11, and the height of the rack 32 is the same as that of the box body 11; eight gears 32 are arranged, and every two gears are arranged between the racks 31 in a group, tooth grooves on the peripheral surfaces of the gears 32 are triangular, and the adjacent tooth grooves have the same distance; a transmission shaft 33 is fixedly connected to the center of each group of gears 32, the transmission shaft 33 is cylindrical, the size of the outer peripheral surface of the transmission shaft 33 is the same as that of the inner wall of the hollow part in each group of gears 32, two end parts of the transmission shaft 33 are arranged outside the side wall of each group of gears 32, and the transmission shaft 33 can enable the two gears 32 to rotate at the same speed in the same direction; one end of each transmission shaft 33 is fixedly connected with a stepping motor 34, the rotating shaft of each stepping motor 34 can rotate clockwise or anticlockwise according to an initial setting direction, the stepping motors 34 can drive the transmission shafts 33 to rotate coaxially, so that the gears 32 are driven to rotate, the direction and the speed of the four stepping motors 34 are consistent when the four stepping motors are operated, and each group of gears 32 with different positions can move in the same direction and at the same speed; the two ends of the transmission shaft 33 are respectively penetrated through the end faces of the two racks 31, and the stepping motor 34 is arranged outside the racks 31, so that the gears 32 are fixed in position in the space between the two racks 31, and it is ensured that each group of gears 32 can rotate in the space through the stepping motor 34.

Referring to fig. 4, two caterpillar tracks 35 are disposed on the circumferential surface of each group of gears 32, and the caterpillar tracks 35 are disposed on the circumferential surfaces of the four groups of gears 32 and tightly wrapped around the circumferential surfaces of the four groups of gears 32, so that the four groups of gears 32 and the caterpillar tracks 35 have integrity, and the tooth edges of the caterpillar tracks 35 can be tightly engaged with the tooth grooves of the gears 32, so that the inner circumferential surface of the caterpillar tracks 35 cannot be separated from the circumferential surfaces of the gears 32, thereby increasing the structural strength of the device.

Referring to fig. 4, the inner walls of the two crawlers 35 are provided with the conveyor belts 36, and the conveyor belts 36 and the crawlers 35 are arranged in the same direction, so that the conveyor belts 36 can rotate along with the crawlers 35 in the same direction and rotate circularly on the outer peripheral surfaces of the four groups of gears 32; the conveyor belt 36 includes a horizontal portion 361, a rising portion 362 and a dumping portion 363, the horizontal portion 361 is arranged in parallel along the length direction of the horizontal ground, and the horizontal portion 361 is suspended above the horizontal ground through the frame 31; the ascending part 362 is obliquely arranged, the height of the end part departing from the horizontal part 361 is higher than that of the upper end surface of the feed hopper 12, the ascending part 362 is arranged at the end part of the horizontal part 361, and the ascending part 362 and the horizontal part 361 are in the same horizontal plane in the vertical direction; the dumping part 363 is horizontally arranged at the highest point of the ascending part 362, the end part of the dumping part 363 departing from the ascending part 362 is close to the opening of the feed hopper 12, and the end part of the dumping part 363 facing to the feed hopper 12 is provided with a fillet with a downward radian; the horizontal portion 361 has a slider 37 fixed to an upper end thereof, the slider 37 has a rectangular shape and a size equal to the width of the conveyor belt 36, and the slider 37 slides between the two caterpillar tracks 35 along with the conveyor belt 36 and is inclined downward at an end of the tilting portion 363.

Referring to fig. 4, a hopper 38 is fixedly connected to the upper end surface of the slider 37, the bottom surface of the hopper 38 is rectangular, the size of the hopper is consistent with that of the slider 37, the hopper 38 is hollow, the opening direction of the hopper is opened upwards away from the slider 37, and the end of the hopper 38 away from the box body 11 is higher than the end facing the box body 11 in the vertical direction; when the hopper 38 moves above the ascending part 362 along with the slider 37, the height of the side wall of the hopper 38 departing from the box body 11 is the same as the height of the side wall of the hopper 38 facing the box body 11, so that the internal materials cannot be spilled, when the hopper 38 moves to the round angle of the dumping part 363, the hopper 38 inclines along with the slider 37 towards the internal direction of the hopper 12, at the moment, the bottom of the side wall of the hopper 38 departing from the box body 11 and the upper end part of the side wall of the hopper 38 facing the box body 11 are positioned in the same horizontal plane, so that the internal materials of the hopper 38 are dumped downwards into the hopper 12, and no residual materials exist in the hopper 38, thereby realizing the feeding process towards the inside of the stirring box; when feeding is finished, the gear 32 is rotated in the reverse direction by controlling the stepping motor 34, so that the caterpillar 35 and the conveyor 36 are driven to move in the same direction, and the hopper 38 is returned to the upper end surface of the horizontal portion 361, and is ready for next feeding.

The implementation principle of a concrete mixing box of the embodiment of the application is as follows: in the course of the work, the staff can open the cover 121 above feeder hopper 12, make the inside accessible feeder hopper 12 of box 11 carry out the defeated material, can be at the inside packing material of hopper 38 this moment, make the up end of material and hopper 38 highly the same towards the lateral wall of box 11, can open step motor 34 this moment and make gear 32 carry out coaxial with fast the rotation, gear 32 drives track 35 and rotates, and then drive conveyer belt 36 and rotate, thereby conveyer belt 36 drives hopper 38 upward movement, in the material conveying process, the material can not empty to the outside because of the particularity of structure inside hopper 38, thereby guarantee that the material does not have the loss in transportation process, hopper 38 empties downwards at the tip of empting portion 363, make inside material enter box 11 inside along feeder hopper 12.

When the material gets into inside the box 11, can close the cover 121, make box 11 closely closed, can open this moment and rotate motor 21 and make main shaft 22 carry out coaxial rotation, thereby the puddler 23 and the stirring vane 24 that drive the main shaft 22 outer peripheral face carry out syntropy and rotate, and stir the inside material of box 11, make inside material misce bene, after the mixture is accomplished, can open fixing bolt 132, make installation lid 131 open, thereby make the material that stirs carry to the outside from box 11 inside through discharge gate 13, and collect through corresponding container.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete mixing case, includes main part mechanism (1), rabbling mechanism (2) and feed mechanism (3), its characterized in that: the feeding mechanism (3) comprises gears (32), and the gears (32) are arranged in a pairwise opposite mode; the circumferential surface of each group of gears (32) is provided with two crawler belts (35), and the crawler belts (35) are wrapped on the circumferential surfaces of a plurality of groups of gears (32); the inner walls of the two crawler belts (35) are provided with conveyor belts (36), and the arrangement directions of the conveyor belts (36) and the crawler belts (35) are the same; and a hopper (38) is arranged on the upper end surface of the conveyor belt (36).

2. A concrete mixing tank according to claim 1, wherein: the main body mechanism (1) comprises a box body (11), the interior of the hopper (38) is of a hollow structure, the opening direction of the hopper is away from the conveyor belt (36) and is opened upwards, and the end part, away from the box body (11), of the hopper (38) is higher than the end part, facing the box body (11), of the hopper (38) in the vertical direction.

3. A concrete mixing tank according to claim 1, wherein: the tooth edges of the track (35) can be tightly meshed with the tooth grooves of the gear (32).

4. A concrete mixing tank according to claim 1, wherein: the main body mechanism (1) comprises a feed hopper (12), and the feed hopper (12) is arranged on the upper end surface of the box body (11); the conveyor belt (36) comprises a horizontal part (361), a rising part (362) and a dumping part (363), and the horizontal part (361) is arranged in parallel along the length direction of the horizontal ground; the ascending part (362) is obliquely arranged, and the height of the end part departing from the horizontal part (361) is higher than that of the upper end surface of the feed hopper (12); the dumping part (363) is horizontally arranged at the highest point of the ascending part (362), and the end part facing away from the ascending part (362) is close to the opening of the feed hopper (12).

5. A concrete mixing tank according to claim 4, wherein: the end part of the dumping part (363) facing the feed hopper (12) is provided with a fillet with a downward radian.

6. A concrete mixing tank according to claim 1, wherein: each group gear (32) central point puts the rigid coupling and has transmission shaft (33), transmission shaft (33) size with gear (32) inside hollow portion inner wall size is the same.

7. A concrete mixing tank according to claim 6, wherein: one end of each transmission shaft (33) is provided with a stepping motor (34), and an output shaft of each stepping motor (34) is coaxially and fixedly connected with the rotating shaft (33).

8. A concrete mixing tank according to claim 4, wherein: the upper end face of the horizontal portion (361) is fixedly connected with a sliding block (37), the size of the sliding block (37) is the same as the width of the conveyor belt (36), and the hopper (38) is fixedly connected to the upper end face of the sliding block (37).