A concrete mixing plant

Abstract

The application provides a concrete mixing device, which solves the technical problem that the existing part of the device cannot discharge concrete and there is still residual concrete in the mixing box. The application discloses a concrete mixing device, which comprises a mixing frame, an upwardly open mixing cavity is arranged in the mixing frame, a power shaft is rotatably arranged on the bottom wall of the mixing cavity, a stirring plate is fixedly arranged at the top end of the power shaft, two opposite bent stirring rollers are fixedly arranged on the stirring plate, a receiving cavity is formed through the left and right sides of the stirring plate, two transmission shafts are rotatably arranged on the rear wall of the receiving cavity, transmission gears coaxial with the transmission shafts and meshing with each other are fixedly arranged on the transmission shafts, the concrete residual in the mixing cavity is greatly reduced, and the operation of manually discharging the concrete is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of concrete processing, in particular to a concrete mixing device. BACKGROUND

[0002] Concrete is a composite material made from cement, aggregate, and water, and is one of the most versatile and widely used construction materials in the world.

[0003] Concrete has high hardness, widely available raw materials, and low cost, and is widely used in housing, highways, military engineering, nuclear power plants, and other structures.

[0004] The application publication number "CN111391130A" discloses a concrete mixer, which comprises a mixing box, a driving motor fixed outside the mixing box, a main shaft connected with the driving motor, a stirring paddle fixed on the main shaft, a discharge shaft fixed on one end of the main shaft facing the bottom surface of the mixing box, and a discharge scraper connected with the discharge shaft. When the stirring paddle is stirring, the discharge scraper is separated from the bottom surface of the mixing chamber. When the mixing box is discharging, the discharge scraper moves towards the bottom surface of the mixing chamber until it contacts the bottom surface of the mixing chamber. The mixing box is provided with a discharge hole in the bottom, and a discharge plate connected with the mixing box covers the discharge hole. The mixing box is provided with an inlet hole in the top, and an inlet plate connected with the mixing box covers the inlet hole. The invention discharges the concrete through the discharge hole by rotating the discharge scraper. However, when the scraper contacts the ground in the mixing chamber, the scraper cannot continue to rotate, so it cannot guarantee that the scraper can discharge the remaining concrete in the mixing chamber through the discharge hole. Therefore, there is still a lot of remaining concrete. SUMMARY

[0005] In view of the deficiencies in the prior art, the present application provides a concrete mixing device, which solves the technical problem that the existing part of the device cannot discharge the concrete in the mixing device more thoroughly, and there is still a lot of remaining concrete in the mixing chamber.

[0006] The above technical purpose of the present application is achieved by the following technical scheme:

[0007] The utility model provides a kind of concrete mixing equipment, including mixing frame, and it is equipped with the mixing cavity of opening upward in mixing frame, and the bottom wall of mixing cavity is rotatably equipped with power shaft, and power shaft is fixedly equipped with mixing plate at the top end of mixing cavity, and two opposite bending stirring rollers are fixedly equipped on mixing plate, and the left and right through opening of receiving cavity is equipped in mixing plate, and the rear wall of receiving cavity is rotatably equipped with two transmission shafts, and the transmission gear that is coaxial with it and is mutually engaged is fixedly equipped on two transmission shafts, and the front end of two transmission shafts is fixedly equipped with transmission block, and the top end of two transmission blocks is fixedly equipped with transmission plate, and the bottom wall of mixing cavity is equipped with discharge port and is opened in the up and down through, and the bottom end of mixing frame is rotatably equipped with baffle, and baffle is opposite in up and down with discharge port, and the bottom wall of mixing cavity is gradually reduced from power shaft axis to all around, and the working cavity is opened in the bottom wall of mixing cavity, and the bottom end of working cavity is rotatably equipped with stress shaft, and baffle is fixedly equipped in the one end of stress shaft and is stretched out working cavity downwards, and the top end of baffle is fixedly equipped with handle, and the limit block is fixedly equipped in working cavity, and the limit slot that extends along front and back direction is equipped in the one side of limit block, and two clamping rods are slidably equipped in limit slot, and two clamping rods are arranged in front and back two sides of power shaft, and the opposite end face of two clamping rods is equipped with arc-shaped connecting slot, and elastic member is connected between two clamping rods, and the two sides end face of one end of stress shaft in working cavity is fixedly equipped with push rod, and the transmission cavity is opened in the top end of stress shaft, and transmission cavity is communicated with receiving cavity, and the stress cavity that is communicated with working cavity is opened in the one side of transmission cavity, and transmission rod is movably arranged in stress cavity along the length direction of stress cavity, and reset spring is connected between transmission rod and stress cavity inner wall, and push groove is opened in the up and down through on transmission rod, and pin column is fixedly equipped in transmission cavity, and swing rod is rotatably equipped on pin column, and swing rod one end is stretched into push groove, and contact block is fixedly equipped in the one end of swing rod and is stretched into receiving cavity, and the one side end face of one block transmission block is equipped with the contact slot that is matched with contact block.

[0008] Working principle:

[0009] Put the concrete raw materials that need to be stirred into the mixing cavity, start power shaft, power shaft drives mixing plate to rotate, mixing plate drives stirring roller to rotate, stirring roller rotates and stirs the concrete in the mixing cavity, after completing stirring, rotate baffle, stirring roller continues to rotate, and the concrete is discharged from the mixing cavity through discharge port, rotate two transmission shafts, transmission shaft drives transmission plate to rotate through transmission block, and transmission plate rotates with power shaft.

[0010] Compared with prior art, the utility model has the following beneficial effects:

[0011] The concrete raw materials needing stirring are placed in the stirring cavity, the power shaft is started, the stirring plate is driven to rotate by the power shaft, the stirring roller is driven to rotate by the stirring plate, the concrete in the stirring cavity is stirred, after the stirring is completed, the blocking plate is rotated, the stirring roller continues to rotate, the concrete is discharged from the stirring cavity through the discharge port, the two transmission shafts are rotated, the transmission plate is driven to rotate by the transmission block driven by the transmission shaft, the transmission plate rotates with the power shaft, and then the concrete is discharged through the discharge port, the residual concrete in the stirring cavity is reduced, the discharging speed is accelerated, and therefore the concrete can be discharged from the stirring cavity more completely. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a sectional view structure schematic view of the embodiment of the present application;

[0013] Figure 2 It is an installation structure schematic view of the transmission plate of the embodiment of the present application;

[0014] Figure 3 It is a structure schematic view of the supporting rod of the embodiment of the present application;

[0015] Figure 4 It is an embodiment of the present application Figure 1 It is an enlarged structure schematic view of the structure at A in the embodiment of the present application;

[0016] Figure 5 It is an embodiment of the present application Figure 1 It is an enlarged structure schematic view of the structure at B in the embodiment of the present application;

[0017] Figure 6 It is an embodiment of the present application Figure 4 It is an enlarged structure schematic view of the structure at C in the embodiment of the present application.

[0018] In the above drawings: 10, stress plate; 11, working motor; 12, transmission plate; 13, driving block; 14, submersible pump; 15, water pipe; 16, water storage cavity; 17, water storage tank; 18, water inlet; 19, screw rod; 20, mounting seat; 21, hose; 22, pushing plate; 23, stirring cavity; 24, stirring frame; 25, stirring roller; 26, handle; 27, blocking plate; 28, stress shaft; 29, mounting plate; 30, supporting rod; 31, threaded sleeve; 32, stirring plate; 33, power shaft; 34, transmission shaft; 35, transmission gear; 36, protection plate; 37, transmission block; 38, storage cavity; 40, elastic member; 41, clamping rod; 42, pushing rod; 43, working cavity; 45, limiting groove; 46, limiting block; 49, swing rod; 50, contact groove; 51, contact block; 52, transmission cavity; 53, pin column; 54, reset spring; 55, pushing groove; 56, stress cavity; 57, transmission rod; 58, connecting groove; 59, contact rod; 60, threaded hole; 61, extrusion block; 62, discharge port. DETAILED DESCRIPTION

[0019] The technical solutions in the present application will be further described below in combination with the drawings and embodiments.

[0020] Embodiment:

[0021] As shown in Figure 1 and Figure 2 , a concrete mixing device comprises a mixing frame 24, and an upwardly open mixing cavity 23 is arranged in the mixing frame 24. A power shaft 33 is rotatably arranged at the bottom wall of the mixing cavity 23. A mixing plate 32 is fixedly arranged at the top end of the power shaft 33. Two opposite bent mixing rollers 25 are fixedly arranged on the mixing plate 32. The two bent mixing rollers 25 can better mix the concrete. A receiving cavity 38 is formed through the mixing plate 32. Two transmission shafts 34 are rotatably arranged at the rear wall of the receiving cavity 38. Transmission gears 35 are coaxially and meshingly arranged on the two transmission shafts 34. Transmission blocks 37 are fixedly arranged at the front ends of the two transmission shafts 34. Transmission plates 12 are fixedly arranged at the top ends of the two transmission blocks 37. A discharge port 62 is formed through the bottom wall of the mixing cavity 23. A blocking plate 27 is rotatably arranged at the bottom end of the mixing frame 24. The blocking plate 27 is opposite to the discharge port 62. The bottom wall of the mixing cavity 23 gradually decreases from the axis of the power shaft 33 to the periphery. The inclination is small, which facilitates the flow of the concrete to the periphery. Thus, the concrete can be better mixed, and the concrete can be conveniently taken out of the mixing cavity 23 through the discharge port 62.

[0022] As shown in Figure 1 , Figure 2 and Figure 4 , the bottom ends of the two mixing rollers 25 are fixedly arranged with driving blocks 13, which abut against the bottom end of the mixing cavity 23. The side end faces of the transmission plates 12, which face the mixing rollers 25, are fixedly arranged with push plates 22, which abut against the bottom wall of the mixing cavity 23 after being rotated. The end faces of the protection plates 36, which face the mixing rollers 25, are inclined. The transmission plates 12, which abut against the bottom wall of the mixing cavity 23 after being rotated, cooperate with the protection plates 36. Under the rotation of the mixing plate 32, the transmission plates 12 and the protection plates 36 push the concrete in the mixing cavity 23, and then the concrete is conveyed out of the mixing cavity 23 from the discharge port 62.

[0023] As shown in Figure 1 and Figure 5As shown, the stirring frame 24 side is fixed with a water storage tank 17, the water storage tank 17 is provided with a water storage cavity 16, the water storage cavity 16 top wall is provided with a water inlet 18, the water storage cavity 16 bottom wall is fixed with a submersible pump 14, the water storage tank 17 top end is fixed with a water pipe 15 which one end extends into the water storage cavity 16 and is connected with the submersible pump 14, the stirring frame 24 top end is fixed with a mounting seat 20, the mounting seat 20 is provided with a hose 21, one end of the hose 21 is connected with the water pipe 15, the other end of the hose 21 is towards the opening of the stirring frame 24 top, the mounting seat 20 top end is provided with a threaded hole 60 which opening is upward, the threaded hole 60 is screwed with a screw rod 19, the screw rod 19 bottom end is rotatably provided with an extrusion block 61, the extrusion block 61 two side end faces are fixed with a contact rod 59, the contact rod 59 is used for vertical movement in the threaded hole 60 with the movement of the extrusion block 61, the extrusion block 61 is in extrusion contact with the hose 21, the size of the water flow of the hose 21 is changed and the angle of the hose 21 is changed to a certain extent.

[0024] As shown in Figure 1 and Figure 3 , the stirring frame 24 bottom end is fixed with three support rods 30, the support rod 30 bottom end is screwed with a threaded sleeve 31, when the ground is uneven, the threaded sleeve 31 can be rotated to adjust the position of the threaded sleeve 31 on the support rod 30, so that the stirring frame 24 is in a horizontal state.

[0025] As shown in Figure 1 , the stirring frame 24 bottom end is fixed with two opposite mounting plates 29, the two mounting plates 29 are fixed with a force plate 10, the force plate 10 top end is fixed with a working motor 11, the power shaft 33 is power connected with the output end of the working motor 11, the transmission mode is adopted, which saves manual operation and reduces the workload of workers.

[0026] As shown in Figure 1 and Figure 4 , the stirring cavity 23 bottom wall is provided with a working cavity 43, the working cavity 43 bottom end is rotatably provided with a force shaft 28, the blocking plate 27 is fixed on the one end of the force shaft 28 which extends downward out of the working cavity 43, the blocking plate 27 top end is fixed with a handle 26, through the handle 26, the worker can conveniently rotate the blocking plate 27 to take out the concrete from the discharge port 62.

[0027] As shown in Figure 1 , Figure 4 and Figure 6As shown, the working cavity 43 is fixed with a limiting block 46, the limiting block 46 is provided with a limiting slot 45 extending along the front and back direction on one side, two clamping rods 41 are slidingly arranged in the limiting slot 45, the two clamping rods 41 are arranged on the front and back sides of the power shaft 33, the opposite end faces of the two clamping rods 41 are both provided with an arc-shaped connecting slot 58, and an elastic element 40 is connected between the two clamping rods 41, the elastic element 40 is a spring structure, the force receiving shaft 28 is fixed on the two side end faces of one end of the working cavity 43, and a push rod 42 is arranged on the force receiving shaft 28, the top end of the force receiving shaft 28 is provided with a transmission cavity 52, the transmission cavity 52 is in communication with the storage cavity 38, the transmission cavity 52 is provided with a force receiving cavity 56 in communication with the working cavity 43 on one side, a transmission rod 57 is movably arranged in the force receiving cavity 56 along the length direction of the force receiving cavity 56, a return spring 54 is connected between the transmission rod 57 and the inner wall of the force receiving cavity 56, a push slot 55 is formed in the transmission rod 57, a pin column 53 is fixedly arranged in the transmission cavity 52, a swing rod 49 is rotatably arranged on the pin column 53, one end of the swing rod 49 extends into the push slot 55, and a contact block 51 is fixedly arranged on the end of the swing rod 49 extending into the storage cavity 38, one side end face of one of the transmission blocks 37 is provided with a contact slot 50 matched with the contact block 51, and the transmission mode is adopted, when the worker rotates the blocking plate 27 through the handle 26, the blocking plate 27 drives the force receiving shaft 28 to rotate, the force receiving shaft 28 drives the push rod 42 to rotate, the push rod 42 rotates, the elastic element 40 pulls the two clamping rods 41 to move close to each other, and the stirring plate 32 rotates to drive the transmission rod 57 to rotate, because the two clamping rods 41 move close to each other, the transmission rod 57 rotates and moves along the force receiving cavity 56 and compresses the return spring 54, the transmission rod 57 moves to drive the swing rod 49 to rotate around the pin column 53, the swing rod 49 drives the contact block 51 to move, the contact block 51 is separated from the contact slot 50, the transmission plate 12 rotates around the transmission shaft 34 through the transmission block 37 under the action of its own gravity, the transmission plate 12 drives the push plate 22 to rotate, the push plate 22 abuts against the bottom wall of the stirring cavity 23 after rotating, and then the concrete is pushed out of the stirring cavity 23 through the discharge port 62.

[0028] Working principle:

[0029] When the concrete needs to be stirred, the raw materials are poured into the stirring cavity 23, the screw rod 19 is manually rotated, the extrusion block 61 is driven to move up and down, the hose 21 is extruded, the submersible pump 14 is started, the submersible pump 14 sprays the water in the water storage cavity 16 into the stirring cavity 23 through the water pipe 15 and the hose 21, after spraying the appropriate amount of water, the submersible pump 14 is closed, the working motor 11 is started, the working motor 11 drives the stirring plate 32 to rotate through the power shaft 33, the stirring plate 32 drives the driving block 13 to rotate through the stirring roller 25, the driving block 12 rotates with the stirring roller 25 to stir the concrete, after stirring is completed, the worker rotates the blocking plate 27 through the handle 26, the blocking plate 27 drives the stress shaft 28 to rotate, the stress shaft 28 drives the push rod 42 to rotate, the push rod 42 rotates, the elastic member 40 drives the two clamping rods 41 to move close, the stirring plate 32 drives the transmission rod 57 to rotate when rotating, since the two clamping rods 41 are close, the transmission rod 57 rotates and moves along the stress cavity 56 and compresses the return spring 54, the transmission rod 57 moves and drives the swing rod 49 to rotate around the pin column 53, the swing rod 49 drives the contact block 51 to move, the contact block 51 is separated from the contact groove 50, the transmission plate 12 rotates around the transmission shaft 34 through the transmission block 37 under the action of its own gravity, the transmission plate 12 drives the push plate 22 to rotate, the push plate 22 abuts against the bottom wall of the stirring cavity 23 after rotating, and then the concrete is pushed out of the stirring cavity 23 through the discharge opening 62.

[0030] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A concrete mixing plant, characterized in that: Including stirring frame (24), and the stirring frame (24) is equipped with the stirring cavity (23) that opens to the up inside, the stirring cavity (23) bottom wall rotation is equipped with power shaft (33), power shaft (33) is at the top of stirring cavity (23) and is equipped with stirring board (32), stirring board (32) is equipped with two opposite bending stirring roller (25) on solid, stirring board (32) is equipped with the accommodation cavity (38) that left and right penetrates and sets up in, two transmission shafts (34) are rotationally arranged on the rear wall of accommodation cavity (38), and the transmission gear (35) is solidly arranged on the two transmission shafts (34) and is coaxial and is engaged with each other, and the transmission block (37) is solidly arranged on the front end of the two transmission shafts (34), and the transmission plate (12) is solidly arranged on the top of the two transmission blocks (37), and the discharge port (62) is opened on the bottom wall of stirring cavity (23) and penetrates up and down, and the baffle (27) is rotationally arranged on the bottom end of stirring frame (24), and the baffle (27) is opposite up and down with the discharge port (62), the bottom wall of stirring cavity (23) gradually reduces from power shaft (33) axis to all around, the working cavity (43) is opened in the bottom wall of stirring cavity (23), and the stress shaft (28) is rotationally arranged on the bottom end of working cavity (43), and the baffle (27) is solidly arranged on the one end of stress shaft (28) and is stretched out working cavity (43) downwards, and the handle (26) is solidly arranged on the top of baffle (27), the limiting block (46) is solidly arranged in working cavity (43), the limiting slot (45) is opened in the one side of limiting block (46) and extends along the front and back direction, two clamping rods (41) are slidably arranged in limiting slot (45), and the two clamping rods (41) are arranged on the front and back two sides of power shaft (33), and the connecting slot (58) of arc is opened in the opposite end face of the two clamping rods (41), and the elastic element (40) is connected between the two clamping rods (41), and the push rod (42) is solidly arranged on the two sides end face of the one end of stress shaft (28) in working cavity (43), the transmission cavity (52) is opened on the top of stress shaft (28), and the transmission cavity (52) is communicated with the accommodation cavity (38), and the stress cavity (56) is opened on the one side of transmission cavity (52) and is communicated with working cavity (43), and the transmission rod (57) is moved along the length direction of stress cavity (56) in stress cavity (56), and the reset spring (54) is connected between transmission rod (57) and stress cavity (56) inner wall, and the push groove (55) is opened on transmission rod (57) and penetrates up and down, and the pin column (53) is solidly arranged in transmission cavity (52), and the swing rod (49) is rotationally arranged on pin column (53), and the swing rod (49) one end is stretched into push groove (55), and the contact block (51) is solidly arranged on the one end of swing rod (49) and is stretched into accommodation cavity (38), and the contact groove (50) that is adapted to contact block (51) is opened in the one side end face of one transmission block (37).

2. A concrete mixing plant according to claim 1, characterized in that The bottom end of the two stirring rollers (25) is fixed with a driving block (13) abutting with the bottom end of the stirring cavity (23), the side end face of the transmission plate (12) towards the stirring roller (25) is fixed with a push plate (22) rotating and abutting with the bottom wall of the stirring cavity (23), the side end face of the stirring plate (32) is hingedly provided with a protection plate (36), and the end face of the protection plate (36) towards the stirring roller (25) is inclined.

3. A concrete mixing plant according to claim 1, characterized in that: The side face of the stirring frame (24) is fixed with a water storage tank (17), the water storage tank (17) is provided with a water storage cavity (16), the top wall of the water storage cavity (16) is provided with a water inlet (18) communicating with the outside, the bottom wall of the water storage cavity (16) is fixed with a submersible pump (14), the top end of the water storage tank (17) is fixed with a water pipe (15) with one end extending into the water storage cavity (16) and connected with the submersible pump (14), the top end of the stirring frame (24) is fixed with a mounting seat (20), the mounting seat (20) is provided with a hose (21) penetrating therethrough, one end of the hose (21) is connected with the water pipe (15), and the other end thereof is connected with the opening of the top of the stirring frame (24).

4. A concrete mixing plant according to claim 3, characterised in that: The top end of the mounting seat (20) is provided with a threaded hole (60) with an upward opening, the threaded hole (60) is threadedly connected with a screw rod (19), the bottom end of the screw rod (19) is rotatably provided with an extrusion block (61), the side end face of the extrusion block (61) is fixed with a contact rod (59), and the contact rod (59) is used for vertically moving in the threaded hole (60) along with the movement of the extrusion block (61).

5. A concrete mixing plant according to claim 1, characterized in that: The bottom end of the stirring frame (24) is fixed with three support rods (30), and the bottom end of the support rod (30) is threadedly connected with a threaded sleeve (31).

6. A concrete mixing plant according to claim 1, characterized in that: The bottom end of the stirring frame (24) is fixed with two opposite mounting plates (29), the two mounting plates (29) are fixed with a stress plate (10) therebetween, the top end of the stress plate (10) is fixed with a working motor (11), and the power shaft (33) is power-connected with the output end of the working motor (11).

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