CN212859901U

CN212859901U - Efficient concrete mixing equipment

Info

Publication number: CN212859901U
Application number: CN202021264783.1U
Authority: CN
Inventors: 王旭东
Original assignee: Qingdao Xinda Commercial Concrete Co ltd
Current assignee: Qingdao Xinda Commercial Concrete Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-04-02
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to an efficient concrete mixing equipment belongs to the technical field of concrete production facility, including the agitator, there is the discharge gate agitator bottom, the agitator internal rotation is connected with the second pivot parallel with the length direction of agitator, has in the second pivot from the agitator both ends to the gliding annular scraper blade of discharge gate direction, and the agitator lateral wall is pressed close to the scraper blade. The utility model provides a concrete remains probably can make the stirring of new material not thorough, and the problem that work efficiency reduces has the residual volume of concrete that makes in the agitator and reduces, improves work efficiency's effect.

Description

Efficient concrete mixing equipment

Technical Field

The utility model belongs to the technical field of the technique of concrete production facility and specifically relates to an efficient concrete mixing equipment is related to.

Background

The mixing plant is mainly used for concrete engineering and mainly used for mixing mixed concrete, and is also called a concrete mixing plant. Materials for making concrete, such as cementing materials, water, sand, stones and the like are fed into the mixing station, and then are mixed into concrete through the mixing station. The stirring principle of the stirring station is the same as that of a stirrer.

The current Chinese utility model patent with the publication number of CN206551213U discloses a stirring station with a stirring mechanism, which comprises a stirring barrel provided with a feed inlet and a discharge outlet, wherein two feed inlets are arranged above the stirring barrel and feed materials to two ends of the stirring barrel; the discharge gate setting is in the bottom center of agitator, and the discharge gate of agitator is lower. Have the first pivot of pivoted in the agitator, be equipped with first stirring leaf along dextrorotation interval in the first pivot, be equipped with second stirring leaf along the levogyration interval in the first pivot, first pivot is driven by the motor of fixing outside the agitator and is rotated, and the both sides of agitator are provided with the inlet tube of water injection in opposite directions. When stirring, during the agitator was added to the raw materials from the feed inlet, the motor drove first pivot and rotates, and first stirring leaf and second stirring leaf on the first pivot make the raw materials stir at the length direction of agitator, and the inlet tube water injection simultaneously opens the discharge gate after forming the concrete and discharges.

The above prior art solutions have the following drawbacks: when the concrete is in the unloading, some concrete may be attached to the side wall of the mixing tank, the concrete may remain in the mixing tank, and in the following concrete mixing, the concrete remains may cause the mixing of new materials to be incomplete, and the work efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an efficient concrete mixing equipment has the residual volume of concrete that makes in the agitator and reduces, improves work efficiency's effect.

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

the utility model provides an efficient concrete mixing equipment, includes the agitator, and the agitator bottom has the discharge gate, the agitator internal rotation is connected with the second pivot parallel with the length direction of agitator, has in the second pivot from the agitator both ends to the gliding annular scraper blade of discharge gate direction, and the agitator lateral wall is pressed close to the scraper blade.

Through adopting above-mentioned technical scheme, the raw materials stirs into the concrete in the agitator after, discharge from the discharge gate, the second pivot is rotated, the agitator is hugged closely to the scraper blade and is slided to the discharge gate direction from the both ends of agitator, will attach the concrete residue on the agitator lateral wall and scrape the discharge gate, make the residual volume of concrete in the agitator reduce, in next concrete mixing, raw material mixing is more smooth and easy, reduce and remain the influence of concrete to stirring new material, improve stirring efficiency.

The present invention may be further configured in a preferred embodiment as: the discharge gate is located agitator central authorities, and the agitator bottom lateral wall inclines to the discharge gate direction, second pivot both ends respectively have a scraper blade to slide along the second pivot.

Through adopting above-mentioned technical scheme, the concrete is in the ejection of compact, and is more easy to slide to the discharge gate along the domatic of agitator bottom, and the scraper blade is along second pivot reciprocating sliding, pushes away the remaining concrete at agitator both ends to central authorities, and then discharges from the discharge gate.

The present invention may be further configured in a preferred embodiment as: the second rotating shaft comprises two reciprocating lead screws and a connecting shaft, the two reciprocating lead screws are respectively fixed at two ends of the connecting shaft, each reciprocating lead screw slides a sliding block, and the scraper is fixed on the sliding block.

Through adopting above-mentioned technical scheme, reciprocal lead screw rotates, makes the slider along the reciprocal slip of the axial of second pivot, therefore the scraper blade is along with the reciprocal lateral wall of scraping the agitator of slider, scrapes the remaining concrete of agitator both sides along the length direction of agitator.

The present invention may be further configured in a preferred embodiment as: still including rotating the first pivot of connecting on the agitator and being parallel with agitator length direction, the second pivot is located first pivot top, and two reciprocating screw are isometric, and just first pivot is located the discharge gate directly over.

Through adopting above-mentioned technical scheme, when the slider drove the scraper blade and slided along the length direction of agitator, the slider slided the tip of reciprocating lead screw and slides to opposite direction promptly, and the tip that the slider slided first pivot promptly returns the both ends of agitator promptly, consequently scrapes the discharge gate with the concrete on the agitator lateral wall.

The present invention may be further configured in a preferred embodiment as: the scraper blade includes the connecting plate fixed with the slider, connecting plate elastic connection expansion plate, and the expansion plate is contradicted with the bottom lateral wall of agitator.

Through adopting above-mentioned technical scheme, because the bottom of agitator is sunken, the discharge gate is located the low end of depressed place, consequently when the scraper blade is gliding along the lateral wall of agitator, the scraper blade extends or shortens along the radian of agitator bottom, hugs closely the agitator and scrapes, and the clearance effect is better.

The present invention may be further configured in a preferred embodiment as: the end faces of the two ends of the connecting plate are provided with inwards concave grooves, the end part of the expansion plate is fixedly provided with a connecting rod extending into the grooves, the connecting rod is sleeved with a spring, one end of the spring is fixed on the end face of the expansion plate, and the other end of the spring is fixed on the end face of the groove.

By adopting the technical scheme, when the telescopic plate is tightly attached to the bottom of the stirring barrel, the telescopic plate is pushed, the connecting rod slides in the groove, when the scraper plate slides from two ends of the stirring barrel to the center, the connecting rod slides out of the groove, and the spring is stretched; when the scraper blade slides to both ends by the central authorities of agitator, in the connecting rod withdrawal recess, the spring was compressed, therefore the bottom lateral wall of agitator is contradicted all the time to the expansion plate.

The present invention may be further configured in a preferred embodiment as: the one side of expansion plate and agitator lateral wall contact is the domatic with the agitator lateral wall adaptation.

Through adopting above-mentioned technical scheme, the slope laminating of expansion plate and agitator makes remaining concrete be hung to fall better and breaks away from the agitator.

The present invention may be further configured in a preferred embodiment as: the agitator is provided with a water inlet pipe leading to the interior of the agitator, and the water inlet pipe is over against the second rotating shaft.

Through adopting above-mentioned technical scheme, when the inlet tube adds the required water of stirring concrete in to the agitator, just to control the bull stick and add water, wash occasionally, make its surface keep clean, make the stable smooth and easy slip of slider.

The present invention may be further configured in a preferred embodiment as: a first rotating shaft is connected in the stirring barrel in a rotating mode, stirring blades are fixed on the first rotating shaft, and the first rotating shaft and the stirring blades rotate in the center of the annular scraper blade.

Through adopting above-mentioned technical scheme, the scraper blade is required to paste the lateral wall of agitator closely, therefore scraper blade and stirring vane avoid mutually, and first pivot and stirring vane rotate at the central authorities of annular scraper blade, and when making the stirring concrete, the scraper blade does not influence stirring vane and rotation.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the second rotating shaft rotates, the scraper blade slides along the direction close to the stirring barrel and slides from two ends of the stirring barrel to the discharge port, and concrete residues attached to the side wall of the stirring barrel are scraped to the discharge port, so that the residual amount of the concrete in the stirring barrel is reduced, the influence of the residual concrete on new stirring materials is reduced, and the stirring efficiency is improved;

2. the scraping plate extends or shortens along the radian of the bottom of the stirring barrel and is scraped closely to the stirring barrel, so that the cleaning effect is better;

3. when the water required by the concrete is added into the mixing tank through the water inlet pipe, the second rotating shaft is washed from time to time, so that the surface of the second rotating shaft is kept clean, and the sliding block can stably and smoothly slide.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the mixing tank of the present invention;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of the scraping plate and the stirring blade of the present invention;

fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.

In the figure, 1, a stirring barrel; 2. a feed inlet; 21. filtering the plate; 3. a discharge port; 4. a first rotating shaft; 41. stirring blades; 5. a first motor; 6. a water inlet pipe; 7. a second rotating shaft; 71. a reciprocating screw; 72. a connecting shaft; 73. a second motor; 8. a slider; 9. a squeegee; 91. a connecting plate; 92. a retractable plate; 93. a connecting rod; 94. a groove; 95. a spring; 10. and (4) a water inlet pipe.

Detailed Description

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

Referring to fig. 1 and 2, in order to disclose the high-efficiency concrete mixing equipment of the present invention, the concrete mixing equipment comprises a mixing tank 1, and a feed inlet 2 and a discharge outlet 3 which are arranged on the mixing tank 1, wherein the feed inlet 2 is arranged at the top of the mixing tank 1 and is respectively arranged at two ends of the mixing tank 1, a filter plate 21 is arranged in the feed inlet 2, and the raw material is sieved to prevent caking; the bottom end lateral wall of agitator 1 is the cambered surface and caves in to central authorities, and discharge gate 3 sets up in the bottom end sunken department of agitator 1. Have pivoted first pivot 4 in the agitator 1, the both ends of first pivot 4 rotate with the both ends terminal surface of agitator 1 and are connected, and 1 terminal surface lateral wall of agitator is fixed with first motor 5, and the output of first motor 5 is connected with first pivot 4, and first motor 5 drives first pivot 4 and rotates.

The first rotating shaft 4 is provided with two stirring blades 41 with opposite rotation directions, the raw materials are added into the stirring barrel 1 from the feeding hole 2, and the stirring blades 41 enable the raw materials to be stirred in the axial direction of the stirring barrel 1 and are stirred and mixed fully; a water inlet pipe 106 is arranged above the stirring barrel 1, water is added into the raw materials, and the stirred concrete is discharged from a discharge port 3.

Referring to fig. 2 and 4, an annular scraper 9 is further arranged in the stirring barrel 1, the scraper 9 is tightly attached to the side wall and the bottom end inner wall of the stirring barrel 1, and the scraper 9 pushes concrete attached to the inner wall of the stirring barrel 1 to the discharge port 3. The first rotating shaft 4 and the stirring blades 41 pass through the center of the annular scraping plate 9, so that the normal stirring is not influenced by the scraping.

A second rotating shaft 7 is rotatably connected in the stirring barrel 1 above the first rotating shaft 4, a second motor 73 is fixed on the end surface of the stirring barrel 1, and the output end of the second motor 73 drives the second rotating shaft 7 to rotate. The second rotating shaft 7 comprises two reciprocating lead screws 71 and a connecting shaft 72, the two reciprocating lead screws 71 are fixed at two ends of the connecting shaft 72, the surface of the connecting shaft 72 is unthreaded and smooth and is positioned right above the discharge hole 3.

Each reciprocating screw 71 is provided with a slide block 8, and the slide block 8 reciprocates along the axial direction of the second rotating shaft 7 due to the rotation of the second rotating shaft 7. The scraper 9 is fixed on the slide block 8, the scraper 9 is an annular plate, and the scraper 9 is contacted with the side wall of the stirring barrel 1. Scraper blade 9 includes connecting plate 91 and expansion plate 92, and connecting plate 91 is fixed on slider 8, and the both ends of connecting plate 91 extend downwards along the lateral wall of agitator 1, and the connecting plate 91 bottom is connected with expansion plate 92.

Referring to fig. 2 and 3, the arc of expansion plate 92 is the same as the arc of agitator 1 bottom to the side that expansion plate 92 and agitator 1 contact is the inclined plane that inclines to agitator 1 central authorities, and the slope laminating of expansion plate 92 and agitator 1 makes remaining concrete be hung down better and breaks away from agitator 1.

Referring to fig. 4 and 5, the end portions of both ends of the extension plate 92 extend out of the connection rod 93, the end surfaces of both ends of the connection plate 91 have grooves 94 recessed therein, and the end portions of the connection plate 91 are fixed with springs 95. The spring 95 is sleeved on the connecting rod 93, the other end of the spring 95 extends into the groove 94 and is fixed on the inner end face of the groove 94, the connecting rod 93 extends into the groove 94, and the connecting rod 93 slides in the sleeve.

Referring to fig. 2 and 4, when the second rotating shaft 7 rotates and the sliding block 8 slides along the axial direction of the second rotating shaft 7, the connecting plate 91 drives the expansion plate 92 to slide closely to the sidewall of the stirring barrel 1, and since the sidewall of the bottom of the stirring barrel 1 gradually inclines towards the direction of the discharge port 3, the spring 95 always abuts against the expansion plate 92. When the scraper 9 slides towards the center of the stirring barrel 1, the connecting rod 93 slides out of the groove 94 under the pushing of the spring 95, the expansion plate 92 is far away from the connecting plate 91 and tightly propped against the inner wall of the bottom end of the stirring barrel 1, and the concrete attached to the stirring barrel 1 is scraped towards the discharge port 3; when the second rotating shaft 7 continues to rotate, the sliding block 8 slides to the end of the reciprocating screw rod 71 and slides from the center of the second rotating shaft 7 to the two ends, the bottom surface of the stirring barrel 1 pushes the expansion plate 92 to be close to the connecting plate 91, the connecting rod 93 retracts into the groove 94, the spring 95 is compressed, and the scraper 9 returns to the two ends of the stirring barrel 1.

In this process, the concrete that attaches in agitator 1 bottom is pushed away discharge gate 3 by scraper blade 9, makes in the agitator 1 remaining concrete discharge clean, when treating next raw materials feeding and stirring, reduces the hindrance influence of remaining concrete to new material stirring, improves work efficiency.

The water inlet pipe 106 faces the second rotating shaft 7, and when the stirring blades 41 stir, the second rotating shaft 7 is washed from time to time, so that the surface of the second rotating shaft is kept clean, and the sliding block 8 slides stably and smoothly.

The implementation principle of the embodiment is as follows: the raw materials are respectively added into the stirring barrel 1 from the two feed inlets 2, the motor is started, the first rotating shaft 4 rotates, and the stirring blades 41 mix the raw materials. The water is added into the water inlet pipe 106, and the stirring blades 41 drive the raw materials to be stirred along the axial direction of the first rotating shaft 4, so that concrete is formed.

After the stirring is completed, the discharge port 3 is opened, so that the concrete is discharged from the stirring barrel 1 through the discharge port 3. When the second motor 73 is turned on, the second motor 73 drives the second rotating shaft 7 to rotate, and the sliding block 8 drives the scraper 9 to slide along the axial direction of the second rotating shaft 7.

When the slide block 8 drives the scraper 9 to slide towards the center of the stirring barrel 1, the connecting rod 93 slides out of the groove 94 under the pushing of the spring 95, the expansion plate 92 is far away from the connecting plate 91 and is tightly propped against the inner wall of the bottom end of the stirring barrel 1, and concrete attached to the stirring barrel 1 is scraped towards the discharge port 3; when the second rotating shaft 7 continues to rotate, the sliding block 8 slides to the end of the reciprocating screw 71, slides from the center of the second rotating shaft 7 to the two ends, the connecting rod 93 retracts into the groove 94, the spring 95 is compressed, and the scraper 9 returns to the two ends of the stirring barrel 1. Thereby realizing reciprocating scraping cleaning.

After finishing the cleaning of the residual concrete, the second motor 73 is turned off, the scraper blades 9 stop at the two ends of the stirring barrel 1, the discharge port 3 is closed, and the stirring of the concrete is continued.

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 an efficient concrete mixing equipment, includes agitator (1), there is discharge gate (3) agitator (1) bottom, its characterized in that: the stirring barrel (1) is connected with a second rotating shaft (7) parallel to the length direction of the stirring barrel (1) in a rotating mode, annular scraping plates (9) sliding from the two ends of the stirring barrel (1) to the discharge port (3) are arranged on the second rotating shaft (7), and the scraping plates (9) are close to the side wall of the stirring barrel (1).

2. A high efficiency concrete mixing apparatus as recited in claim 1, wherein: discharge gate (3) are located agitator (1) central authorities, and agitator (1) bottom lateral wall inclines to discharge gate (3) direction, second pivot (7) both ends respectively have a scraper blade (9) along second pivot (7) reciprocating sliding.

3. A high efficiency concrete mixing apparatus as claimed in claim 2, wherein: the second rotating shaft (7) comprises two reciprocating lead screws (71) and a connecting shaft (72), the two reciprocating lead screws (71) are fixed to two ends of the connecting shaft (72) respectively, each reciprocating lead screw (71) slides to form a sliding block (8), and the scraper (9) is fixed to the sliding block (8).

4. A high efficiency concrete mixer apparatus as claimed in claim 3, further comprising a first rotating shaft (4) rotatably connected to the mixer drum (1) and parallel to the length direction of the mixer drum (1), wherein said second rotating shaft (7) is located above the first rotating shaft (4), the two reciprocating screws (71) are of equal length, and the first rotating shaft (4) is located right above the discharge port (3).

5. A high efficiency concrete mixer apparatus as claimed in claim 3, wherein said scraper (9) comprises a connection plate (91) fixed to the slide (8), the connection plate (91) elastically connecting the telescopic plate (92), the telescopic plate (92) abutting against the bottom end side wall of the mixer drum (1).

6. The concrete mixer with high efficiency according to claim 5, wherein the end faces of the two ends of the connecting plate (91) are provided with concave grooves (94), the end of the expansion plate (92) is fixed with a connecting rod (93) extending into the grooves (94), the connecting rod (93) is sleeved with a spring (95), one end of the spring (95) is fixed on the end face of the expansion plate (92), and the other end of the spring (95) is fixed on the end face of the groove (94).

7. A high efficiency concrete mixer apparatus as claimed in claim 6, wherein the face of said retractable plate (92) in contact with the side wall of the mixer drum (1) is a ramp adapted to the side wall of the mixer drum (1).

8. A high efficiency concrete mixer apparatus as claimed in claim 1, wherein said mixer drum (1) is provided with an inlet pipe (10) leading to the interior thereof, said inlet pipe (10) facing said second shaft (7).

9. The concrete mixer with high efficiency as claimed in claim 4, wherein the mixer drum (1) is rotatably connected with a first rotating shaft (4), the mixing blades (41) are fixed on the first rotating shaft (4), and the first rotating shaft (4) and the mixing blades (41) rotate in the center of the annular scraper (9).