Powder feeding device of concrete mixing plant

Abstract

The utility model relates to the technical field of concrete processing, and discloses a concrete mixing plant powder feeding device which comprises a material storage tank, a feeding pipe and a discharging baffle, the bottom end face of the feeding pipe fixedly penetrates through the top face of the material storage tank and extends into the material storage tank, and a discharging opening is formed in the right side face of the material storage tank in a penetrating mode. The left side face of the discharging baffle is hinged to the right side face of the storage tank, a smashing mechanism is arranged in the feeding pipe, and an adjusting mechanism is arranged below the storage tank. And the crushing mechanism comprises a crushing assembly and a stirring assembly. Through the crushing mechanism and the crushing assembly, two crushing rollers rotate to crush powder entering the storage tank, large-particle impurities doped in the powder are crushed, the situation that the large-particle impurities affect the quality of stirred concrete is avoided, the powder in the storage tank can be mixed and stirred through the stirring assembly, and the stirring efficiency is improved. And meanwhile, the scraper rotates to clean powder attached to the inner wall of the storage tank, and waste of the powder is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete processing, in particular to a powder feeding device for a concrete mixing station. Background Art

[0002] Concrete is a general term for engineering composite materials composed of aggregates bonded together by a cementitious material. Concrete generally refers to cement as the binder, sand and stone as aggregates, mixed with water (which may contain admixtures and additives) in a specific proportion, and then mixed. Cement concrete, also known as ordinary concrete, is widely used in civil engineering. A concrete mixing plant is a combined device used for centralized concrete mixing.

[0003] According to a concrete mixing station powder feeding device published by a Chinese patent, the publication number is CN214163532U, which includes a base plate, a first motor and a second motor, the upper surface of the base plate is fixedly connected to a supporting leg and the supporting legs are multiple, the top of the supporting leg is fixedly connected to a feeding pipe, the upper surface of the feeding pipe is fixedly connected to a fixing frame, the left side wall of the fixing frame is fixedly connected to a fixing rod, the top of the fixing frame is fixedly connected to a suction machine, the inner side wall of the fixing frame is fixedly connected to a storage tank, the top of the storage tank is provided with a tank cover, and the upper surface of the tank cover is inlaid with an anti-blocking device. The utility model provides a powder feeding device for a concrete mixing station, which can stir the powder at the bottom of the storage tank during feeding, avoid blockage of the powder when it flows, facilitate feeding, and can actively feed, without the need for manual handling to feed, saving time and effort, facilitating feeding, and effectively improving feeding speed;

[0004] However, existing devices still have the following problems: They use a suction machine to generate suction to transport the powdered material into the storage tank through a suction pipe. However, the concrete powdered material may contain some large impurities. If these large impurities cannot be crushed, the quality of the mixed concrete will be affected. Therefore, a powder feeding device for a concrete mixing station is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a powder feeding device for a concrete mixing station to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a powder feeding device for a concrete mixing station, comprising a storage tank, a feeding pipe and a discharging baffle, wherein the bottom end surface of the feeding pipe is fixedly penetrated through the top surface of the storage tank and extends into the interior of the storage tank, a discharging port is formed through the right side of the storage tank, the left side of the discharging baffle is hinged to the right side of the storage tank, a crushing mechanism is provided inside the feeding pipe, and an adjusting mechanism is provided below the storage tank;

[0007] The pulverizing mechanism includes a pulverizing component and a stirring component;

[0008] The stirring assembly is located below the crushing assembly;

[0009] The stirring assembly includes a double-headed motor, a first rotating rod and a connecting plate are provided inside the storage tank, a rotating circle is provided on the outside of the connecting plate, a scraper is provided on the outside of the rotating circle, and a stirring rod is fixedly connected to the right side of the first rotating rod;

[0010] The crushing assembly includes a second rotating rod, the right end face of the second rotating rod is fixedly connected to the left end face of the left output rod of the double-headed motor, a third rotating rod and a fourth rotating rod are provided on the upper side of the second rotating rod, the surfaces of the second rotating rod and the third rotating rod are fixedly sleeved with pulleys, the surfaces of the third rotating rod and the fourth rotating rod are fixedly sleeved with gears, the surfaces of the third rotating rod and the fourth rotating rod are fixedly sleeved with crushing rollers, the crushing rollers are located inside the feed pipe, two inclined plates are provided above the two crushing rollers, the side faces of the two inclined plates are fixedly connected to the side faces inside the feed pipe, and the inclined plates facilitate the powder to slide onto the crushing rollers.

[0011] Preferably, the right side of the double-headed motor is fixedly connected to the left side of the storage tank, the right end face of the right output rod of the double-headed motor passes through the left side of the storage tank and extends into the interior of the storage tank, the right end face of the right output rod of the double-headed motor is fixedly connected to the left end face of the first rotating rod, and the double-headed motor provides power for the rotation of the first rotating rod and the second rotating rod.

[0012] Preferably, the right end face of the first rotating rod is fixedly passed through the left side of the connecting plate and extends to the right side of the connecting plate. The outer end face of the connecting plate is fixedly connected to the inner side face of the rotating ring, and the rotating ring is driven to rotate inside the storage tank through the connecting plate.

[0013] Preferably, the inner side surface of the scraper is fixedly connected to the outer side surface of the rotating ring, and the outer side surface of the scraper is slidably connected to the inner side surface of the storage tank, so that the scraper can scrape off the powder attached to the inner wall of the storage tank.

[0014] Preferably, the two pulley surfaces are connected via a belt drive, and the two gear side surfaces are meshed, thereby reducing the use of power source.

[0015] Preferably, the right end faces of the third rotating rod and the fourth rotating rod both penetrate the left side of the feed pipe and extend to the inside of the feed pipe. The surfaces of the third rotating rod and the fourth rotating rod are respectively rotatably connected to the inner wall of the feed pipe through bearing seats. The crushing roller is driven to rotate by the third rotating rod and the fourth rotating rod, so that the crushing roller can crush the powder entering the storage tank.

[0016] The top surface of the slide is hinged with two adjusting plates, and the two adjusting plates are symmetrically arranged, and the top surfaces of the two adjusting plates are hinged with the bottom surface of the slide. This is convenient for tilting the slide and thus ensuring that the powder in the slide is discharged from the discharge port.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows: the powder feeding device of the concrete mixing station, through the crushing mechanism, the crushing component utilizes two crushing rollers to rotate to crush the powder entering the storage tank, so that large particles of impurities mixed in the powder are crushed, and the large particles of impurities are prevented from affecting the quality of the stirred concrete. The stirring component can mix and stir the powder in the storage tank, and at the same time, the scraper rotates to clean the powder attached to the inner wall of the storage tank, avoiding waste of powder; the angle of the storage tank can be adjusted through the adjustment mechanism, so that the storage tank is in an inclined state, which is convenient for the powder in the storage tank to be discharged from the discharge port, reducing the accumulation of powder inside the storage tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the main perspective view of the utility model;

[0019] Figure 2 This is a rear perspective view of the present invention;

[0020] Figure 3 This is a top-side sectional perspective view of the first rotating rod of the present invention;

[0021] Figure 4 This is a right perspective view of the first rotating rod of the utility model;

[0022] Figure 5 This is a top-side sectional perspective view of the third rotating rod of the present invention;

[0023] Figure 6 This is a right side sectional perspective view of the feed pipe of the present invention.

[0024] In the figure: storage tank 1, discharge baffle 2, crushing mechanism 3, double-headed motor 301, first rotating rod 302, connecting plate 303, rotating circle 304, stirring rod 305, scraper 306, second rotating rod 307, third rotating rod 308, pulley 309, fourth rotating rod 310, gear 311, crushing roller 312, inclined plate 313, feed pipe 4, adjustment mechanism 5, bottom plate 501, support frame 502, rotating shaft 503, electric push rod 504, slide plate 505, adjustment plate 506. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1

[0027] See also Figure 1 - Figure 6 The utility model provides a technical solution: a powder feeding device for a concrete mixing station, comprising a storage tank 1, a feeding pipe 4 and a discharge baffle 2. The bottom end surface of the feeding pipe 4 is fixedly passed through the top surface of the storage tank 1 and extends into the interior of the storage tank 1. A discharge port is provided on the right side of the storage tank 1. The left side of the discharge baffle 2 is hinged to the right side of the storage tank 1. A crushing mechanism 3 is provided inside the feeding pipe 4, and an adjusting mechanism 5 is provided below the storage tank 1.

[0028] The crushing mechanism 3 includes a crushing component and a stirring component;

[0029] The stirring assembly is located below the crushing assembly;

[0030] The stirring assembly includes a double-headed motor 301, a first rotating rod 302 and a connecting plate 303 are provided inside the storage tank 1, a rotating ring 304 is provided on the outside of the connecting plate 303, a scraper 306 is provided on the outside of the rotating ring 304, and a stirring rod 305 is fixedly connected to the right side of the first rotating rod 302;

[0031] The crushing assembly includes a second rotating rod 307, the right end face of the second rotating rod 307 is fixedly connected to the left end face of the left output rod of the double-headed motor 301, and a third rotating rod 308 and a fourth rotating rod 310 are provided on the upper side of the second rotating rod 307. The surfaces of the second rotating rod 307 and the third rotating rod 308 are fixedly sleeved with a pulley 309, and the surfaces of the third rotating rod 308 and the fourth rotating rod 310 are fixedly sleeved with a gear 311. The surfaces of the third rotating rod 308 and the fourth rotating rod 310 are fixedly sleeved. A crushing roller 312 is provided, and the crushing roller 312 is located inside the feed pipe 4. Two inclined plates 313 are provided above the two crushing rollers 312. The sides of the two inclined plates 313 are fixedly connected to the sides inside the feed pipe 4. The right side of the double-headed motor 301 is fixedly connected to the left side of the storage tank 1. The right end face of the right output rod of the double-headed motor 301 passes through the left side of the storage tank 1 and extends to the inside of the storage tank 1. The right end face of the right output rod of the double-headed motor 301 is fixedly connected to the left end face of the first rotating rod 302. The right end face of the first rotating rod 302 is fixedly passed through The left side of the connecting plate 303 extends to the right side of the connecting plate 303, the outer end surface of the connecting plate 303 is fixedly connected to the inner side surface of the rotating ring 304, the inner side surface of the scraper 306 is fixedly connected to the outer side surface of the rotating ring 304, the outer side surface of the scraper 306 is slidably connected to the inner side surface of the storage tank 1, the two pulleys 309 are connected by belt transmission, the two gears 311 are meshed on the side, the right end surface of the third rotating rod 308 and the right end surface of the fourth rotating rod 310 both pass through the left side of the feed pipe 4 and extend to the inside of the feed pipe 4, the third rotating rod The surface 308 and the surface of the fourth rotating rod 310 are respectively connected to the inner wall of the feed pipe 4 through the bearing seat. Through the crushing mechanism 3, the crushing assembly uses two crushing rollers 312 to rotate to crush the powder entering the storage tank 1, so that large particles of impurities mixed in the powder are crushed to prevent large particles of impurities from affecting the quality of the stirred concrete. The stirring assembly can mix and stir the powder in the storage tank 1, and at the same time, the scraper 306 rotates to clean the powder attached to the inner wall of the storage tank 1 to avoid waste of powder.

[0032] Example 2

[0033] On the basis of the first embodiment, the preferred embodiment of the powder feeding device of the concrete mixing station provided by the present invention is as follows: Figure 1 - Figure 2As shown: the adjustment mechanism 5 includes a bottom plate 501, the top surface of the bottom plate 501 is fixedly connected to a support frame 502, two rotating shafts 503 are provided inside the support frame 502, the inner end surfaces of the two rotating shafts 503 are fixedly connected to the side of the storage tank 1, the outer end surfaces of the two rotating shafts 503 are rotatably connected to the inner side of the support frame 502 through the bearing seat, the left side of the bottom plate 501 is fixedly connected to an electric push rod 504, the top surface of the bottom plate 501 is provided with a slide groove, the slide groove is provided with a slide plate 505, the right end of the electric push rod 504 output rod The surface passes through the left side of the bottom plate 501 and extends to the inside of the slide groove. The right end face of the output rod of the electric push rod 504 is fixedly connected to the left side of the slide plate 505. The top surface of the slide plate 505 is hinged with two adjustment plates 506. The two adjustment plates 506 are symmetrically arranged. The top surfaces of the two adjustment plates 506 are hinged to the bottom surface of the storage tank 1. The angle of the storage tank 1 can be adjusted through the adjustment mechanism 5, so that the storage tank 1 is in a tilted state, which facilitates the discharge of powder in the storage tank 1 from the discharge port and reduces the accumulation of powder inside the storage tank 1.

[0034] When in use, pour concrete powder into the feed pipe 4, turn on the double-headed motor 301, the output rod of the double-headed motor 301 drives the connected first rotating rod 302 and the second rotating rod 307 to rotate, the second rotating rod 307 drives the connected pulley 309 to rotate, and the third rotating rod 308 is rotated by the belt transmission, the third rotating rod 308 drives the connected gear 311 to rotate, and the fourth rotating rod 310 is rotated by the meshing transmission of the gear 311, and the fourth rotating rod 310 and the third rotating rod 308 drive the crushing roller 312 to rotate, thereby crushing the impurities in the powder; the crushed powder enters the storage tank 1, and the first rotating rod 302 drives the connecting plate 303 to rotate, The connecting plate 303 drives the connected rotating circle 304 and the stirring rod 305 to rotate, and the stirring rod 305 mixes and stirs the powder in the storage tank 1, and the rotating circle 304 drives the connected scraper 306 to rotate, so that the scraper 306 scrapes off the powder attached to the inner wall of the storage tank 1; the discharge baffle 2 is opened, and the mixed powder is discharged from the storage tank 1, and the electric push rod 504 is turned on. The output rod of the electric push rod 504 extends and drives the connected slide plate 505 to slide inside the chute, and the slide plate 505 drives the connected adjusting plate 506 to move to the right, so that the adjusting plate 506 pushes the storage tank 1 upward, and the storage tank 1 is in a tilted state, which is convenient for the powder in the storage tank 1 to be discharged from the discharge port.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A powder feeding device for a concrete mixing station, comprising a storage tank (1), a feeding pipe (4) and a discharge baffle (2), characterized in that: The bottom end surface of the feed pipe (4) is fixedly passed through the top surface of the storage tank (1) and extends into the interior of the storage tank (1); a discharge port is provided on the right side of the storage tank (1); the left side of the discharge baffle (2) is hinged to the right side of the storage tank (1); a crushing mechanism (3) is provided inside the feed pipe (4); and an adjustment mechanism (5) is provided below the storage tank (1); The pulverizing mechanism (3) comprises a pulverizing component and a stirring component; The stirring component is located below the crushing component; The stirring assembly comprises a double-headed motor (301), a first rotating rod (302) and a connecting plate (303) are provided inside the storage tank (1), a rotating ring (304) is provided outside the connecting plate (303), a scraper (306) is provided outside the rotating ring (304), and a stirring rod (305) is fixedly connected to the right side of the first rotating rod (302); The crushing assembly comprises a second rotating rod (307), the right end face of the second rotating rod (307) is fixedly connected to the left end face of the left output rod of the double-headed motor (301), a third rotating rod (308) and a fourth rotating rod (310) are arranged on the upper side of the second rotating rod (307), a pulley (309) is fixedly sleeved on the surface of the second rotating rod (307) and the surface of the third rotating rod (308), a gear (311) is fixedly sleeved on the surface of the third rotating rod (308) and the surface of the fourth rotating rod (310), a crushing roller (312) is fixedly sleeved on the surface of the third rotating rod (308) and the surface of the fourth rotating rod (310), the crushing roller (312) is located inside the feeding pipe (4), two inclined plates (313) are arranged above the two crushing rollers (312), and the sides of the two inclined plates (313) are fixedly connected to the inner side of the feeding pipe (4).

2. A powder feeding device for a concrete mixing station according to claim 1, characterized in that: The right side of the double-headed motor (301) is fixedly connected to the left side of the storage tank (1); the right end face of the right output rod of the double-headed motor (301) passes through the left side of the storage tank (1) and extends into the interior of the storage tank (1); the right end face of the right output rod of the double-headed motor (301) is fixedly connected to the left end face of the first rotating rod (302).

3. The powder feeding device for a concrete mixing station according to claim 1, characterized in that: The right end surface of the first rotating rod (302) is fixedly passed through the left side of the connecting plate (303) and extends to the right side of the connecting plate (303). The outer end surface of the connecting plate (303) is fixedly connected to the inner side surface of the rotating ring (304).

4. The powder feeding device for a concrete mixing station according to claim 1, characterized in that: The inner side surface of the scraper (306) is fixedly connected to the outer side surface of the rotating ring (304), and the outer side surface of the scraper (306) is slidably connected to the inner side surface of the storage tank (1).

5. The powder feeding device for a concrete mixing station according to claim 1, characterized in that: The surfaces of the two pulleys (309) are connected via a belt transmission, and the sides of the two gears (311) are meshed.

6. The powder feeding device for a concrete mixing station according to claim 1, characterized in that: The right end faces of the third rotating rod (308) and the fourth rotating rod (310) both pass through the left side face of the feed pipe (4) and extend into the interior of the feed pipe (4); the surfaces of the third rotating rod (308) and the fourth rotating rod (310) are rotatably connected to the inner wall of the feed pipe (4) via bearing seats.

7. The powder feeding device for a concrete mixing station according to claim 1, characterized in that: The adjusting mechanism (5) comprises a bottom plate (501), the top surface of the bottom plate (501) is fixedly connected to a support frame (502), two rotating shafts (503) are provided inside the support frame (502), the inner end surfaces of the two rotating shafts (503) are fixedly connected to the side surface of the storage tank (1), the outer end surfaces of the two rotating shafts (503) are rotatably connected to the inner side surface of the support frame (502) through a bearing seat, the left side of the bottom plate (501) is fixedly connected to an electric push rod (504), and the bottom plate (5 01) A slide groove is provided through the top surface, and a slide plate (505) is provided inside the slide groove. The right end surface of the output rod of the electric push rod (504) passes through the left side of the bottom plate (501) and extends to the inside of the slide groove. The right end surface of the output rod of the electric push rod (504) is fixedly connected to the left side of the slide plate (505). Two adjustment plates (506) are hinged on the top surface of the slide plate (505). The two adjustment plates (506) are symmetrically arranged, and the top surfaces of the two adjustment plates (506) are hinged to the bottom surface of the storage tank (1).

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