CN211466973U - Concrete mixer discharge apparatus - Google Patents

Abstract

The utility model relates to a concrete mixer unloading device in the technical field of concrete equipment, aiming at solving the problem of effectively scraping the concrete adhering to the baffle plate of the collecting tank during the unloading process. , The top of the machine body is provided with a feed port, the bottom is provided with a discharge port, and the bottom of the machine body is provided with a collection slot opposite to the discharge port. Each is provided with a support plate, the bottom wall of the baffle is provided with a first chute, the first chute is provided with a fixed plate, the fixed plate is fixed with a motor, the output shaft of the motor is fixedly connected with a sliding component, and the two support plates are covered with There is a first protective cover, the first protective cover is provided with a second chute, the motor output shaft is fixed with a rotating shaft, the upper cover of the rotating shaft is provided with a second protective cover, and the bottom wall of the second protective cover is fixed with a scraping component. The utility model has the effect of effectively scraping off the concrete adhering to the baffle plate of the collecting tank.

Description

A concrete mixer unloading device

technical field

The utility model relates to the technical field of concrete equipment, in particular to a discharge device for a concrete mixer.

Background technique

At present, with the development of science and technology, the field of construction is also developing rapidly. In the field of construction, products such as concrete and cement are the raw materials that must be used. The cement mixer, also known as the concrete mixer, is used to mix cement, sand aggregate and water. The machine for mixing into concrete mixture is mainly composed of mixing drum, feeding and unloading mechanism, water supply system, prime mover, transmission mechanism, frame and supporting device. Usually, the unloading work needs to be carried out after the mixing is completed. The general cement mixer first loads the mixed cement into the hopper for unloading operation.

In the prior art, the Chinese Patent Publication No. CN205870885U discloses a concrete mixer unloading device, which includes a buffer storage tank. The discharge port is connected with the discharge port of the mixer, the buffer storage box is also provided with a stirring shaft, the stirring shaft is provided with a screw propelling plate, and the outside of the buffer storage box is provided with a rotating motor , the rotating motor is connected with the stirring shaft in a driving manner, a discharge tray is installed under the feed port through a bracket, and the top surface of the discharge tray is an arc shape with a high middle and a low circumference. The top of the water supply pipe is also provided with a water supply pipe, the water supply pipe is provided with a sprinkler head, and the water supply pipe is connected with the water tank through a connecting pipe, and a water pump is arranged on the connecting pipe.

The working principle is as follows: the operator first pours cement, sand and gravel aggregates and water into the buffer storage box from the feeding port, starts the rotating motor, the rotating motor drives the stirring shaft to rotate, and the screw propeller in the buffer storage box pushes the concrete. At the same time, the concrete is further stirred, and the water pump is started, and the water pump will pump out the water in the water tank through the water replenishment pipe to replenish the concrete in the buffer storage tank, so as to prevent the concrete from drying and solidifying.

The prior art scheme in the above has the following defects: under normal circumstances, a collection tank for collecting concrete after mixing is placed at the bottom of the discharge port, and in order to prevent the falling concrete from splashing, an inclined baffle is connected between the collection tank and the mixer. Concrete flows along the baffle to the collection tank. Due to the viscosity of the concrete, the concrete will adhere to the baffle and condense when it flows along the baffle, which is not only difficult to clean, but also causes waste of concrete.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a concrete mixer unloading device, which has the beneficial effects of convenient cleaning and saving of raw materials.

The above utility model purpose of the present utility model is achieved through the following technical solutions: a concrete mixer unloading device, comprising a first support, a machine body is provided on the first support, and a feed port is provided on the top of the machine body , the bottom is provided with a discharge port, the bottom of the machine body discharge port is opposite to a collection groove, and the two sides of the collection groove parallel to the length direction of the machine body are provided with baffles, and the baffles are separated from one side of the machine body. It is inclined downward toward the side of the collection tank, and the two side walls adjacent to the baffle and the collection tank are provided with support plates, and the two support plates are arranged opposite and perpendicular to the bottom wall of the baffle. The bottom wall of the baffle plate on the side facing away from the other support plate is provided with a first chute arranged in parallel with the support plate, the first chute is provided with a fixing plate sliding along the first chute, and the fixing plate is There is a motor, the output shaft of the motor is fixedly connected with a sliding component that can slide along the length direction of the support plate, both the support plates are covered with a first protective cover, and the first protective cover is provided with a power supply along the length direction. A second chute for the motor output shaft to slide, the free end of the motor output shaft passes through two support plates and is fixedly connected with a rotating shaft that slides along the second chute, and the support plates are provided along the length direction opposite to the two side walls. The third chute, the upper cover of the rotating shaft is provided with a second protective cover that slides along the third chute, and the scraper assembly is fixed on the bottom wall of the second protective cover.

By adopting the above technical scheme, the operator pours cement, sand and gravel aggregates and water into the mixer from the feed port for mixing during work, and after the concrete is evenly mixed, it flows from the discharge port to the collection tank through the baffle. Viscous, the concrete will adhere to the baffle when it flows along the baffle. The operator starts the motor, and the output shaft of the motor drives the sliding assembly and the rotating shaft to reciprocate along the length of the support plate. The concrete on the plate is scraped off. The setting of the first protective cover realizes the smooth movement of the sliding component in the second chute. The setting of the second protective cover prevents the concrete from hindering the movement of the rotating shaft. The convenient scraping of the adhering concrete not only cleans up in time, but also saves raw materials.

In a preferred example of the present invention, the sliding assembly can be further configured as follows: the sliding assembly includes a rack along the length of the support plate, and the free end of the motor output shaft is fixed with a gear engaged with the rack.

By adopting the above technical solution, the operator starts the motor, and the motor output shaft drives the gear to move along the rack. The arrangement of the gear and the rack realizes the reciprocating motion of the scraper assembly along the length of the support plate, which is convenient for the scraper assembly to move on the baffle plate. Effective scraping of concrete.

In a preferred example of the present invention, it can be further configured as follows: the gears are provided with socket blocks sleeved on the rotating shaft on both sides away from each other, and one side of the socket block is provided with sliding blocks along the third chute. moved bumps.

By adopting the above technical solution, the arrangement of the protruding block realizes the position limit and guidance when the socket block slides in the third chute.

In a preferred example of the present invention, a first organ protective cover that slides along the first chute and is fixedly connected to both ends of the first chute is fixed on both sides of the fixing block, Two sides of the block are fixed with a second organ protective cover that slides along the second chute and is fixedly connected with both ends of the second chute.

By adopting the above technical solution, when the motor slides along the first chute, the concrete may enter into the first chute to hinder the movement of the fixed plate. The smooth movement of the motor in the chute; when the gear moves along the rack, concrete may enter the second chute to hinder the movement of the gear, the setting of the second organ protection cover prevents the concrete from entering the second chute and realizes the gear movement Smooth movement in the rack.

In a preferred example of the present invention, the scraper assembly can be further configured as follows: the scraper assembly includes a scraper plate which is pressed against the bottom wall of the collecting tank and is rotatably connected with the rotating shaft, and the bottom wall of the scraper plate is provided with a bottom wall of the collecting tank. Hard bristle brushes with tight walls.

By adopting the above technical solution, the arrangement of the scraper plate and the brush realizes the scraping of the concrete adhering to the baffle plate.

In a preferred example of the present invention, the scraper can be further configured as follows: the scraper is inclined downward from the side of the rotating shaft toward the bottom wall of the collecting tank.

By adopting the above technical solution, the scraper plate is inclined downward from the side of the rotating shaft toward the bottom wall of the receiving chute, so as to effectively scrape the concrete on the baffle plate.

In a preferred example of the present invention, it can be further configured as follows: a second bracket is arranged on the side of the collecting tank away from the discharge port, an exhaust fan is arranged on the second bracket, and the air inlet of the exhaust fan communicates with an inlet and outlet. An air duct, one end of the air inlet duct is connected with a funnel-shaped air extraction hood, and the open side of the air extraction hood is arranged toward the collection groove.

By adopting the above technical solution, when the evenly stirred concrete flows out from the discharge port, a large amount of dust will be generated around the collection tank. The operator starts the exhaust fan, and the dust enters the air inlet pipe from the air inlet of the exhaust fan, and the funnel-shaped exhaust hood realizes the The collection of scattered dust is achieved, and the effective dust removal around the collection tank is realized.

In a preferred example of the present invention, it can be further configured as follows: the air outlet of the hood is connected with an air outlet pipe, the middle section of the air outlet pipe is provided with a filter cotton, and the filter cotton is far away from the air outlet on the side of the air outlet. A dust bag is communicated with the bottom wall of the pipe.

By adopting the above technical solution, when the dust-laden air enters the exhaust fan, the filter cotton filters the dust and collects it in the dust-collecting bag, which realizes the effective absorption and collection of the dust around the collection tank and prevents the dust from affecting the surrounding working environment. create pollution.

To sum up, the present utility model includes at least one of the following beneficial technical effects:

1. Through the designed scraping component, the convenient scraping of the concrete adhering to the baffle is realized, which not only cleans up in time, but also saves raw materials;

2. By designing the first organ protection cover and the second organ protection cover, the setting of the first organ protection cover prevents the concrete from entering the first chute and realizes smooth movement, and the setting of the second organ protection cover prevents the concrete from entering the second organ protection cover. The chute and realize the smooth movement of the gear in the rack;

3. Through the designed filter cotton, the effective absorption and collection of the dust around the collection tank is realized to prevent the dust from polluting the surrounding working environment.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the exploded structure schematic diagram of the sliding assembly and the scraping assembly;

Fig. 3 is the structural representation of part A in Fig. 2;

FIG. 4 is a schematic diagram of a partial structure of the present invention.

In the figure, 1, scraper assembly; 2, sliding assembly; 11, feed port; 12, machine body; 13, discharge port; 14, collection tank; 15, baffle plate; 16, first bracket; 211, first a protective cover; 212, the second chute; 213, the first organ protective cover; 214, the first chute; 215, the motor; 216, the fixing plate; 217, the support plate; 218, the rotating shaft; 219, the scraper; 220, hard brush; 221, rack; 222, gear; 223, socket block; 224, third chute; 225, second organ protection cover; 226, second protection cover; 227, bump; 311 312, air inlet pipe; 313, exhaust fan; 314, filter cotton; 315, air outlet pipe; 316, dust bag; 317, second bracket.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

1, it is a concrete mixer unloading device disclosed by the utility model, including a first bracket 16, an organic body 12 is arranged on the first bracket 16, the top of the machine body 12 is provided with a feeding port 11, and the bottom is provided with a discharge Port 13, the bottom of the discharge port 13 of the machine body 12 is provided with a collection groove 14, and baffles 15 are provided on both sides of the collection groove 14 parallel to the length direction of the machine body 12, and the baffles 15 face the collection groove from the side of the machine body 12 14 One side down tilt setting.

Referring to FIGS. 2 and 3 , in order to realize convenient scraping of the concrete adhering to the baffle plate 15 , the two side walls adjacent to the baffle plate 15 and the collecting tank 14 are provided with support plates 217 , and the two support plates 217 are arranged opposite to each other and Perpendicular to the bottom wall of the baffle plate 15, the bottom wall of the baffle plate 15 on the side of any baffle plate 15 facing away from the other support plate 217 is provided with a first chute 214 parallel to the support plate 217. In order to prevent the concrete from entering the first chute 214 and realize the smooth movement of the motor 215 in the first chute 214, the fixed plate 216 slides along the first chute 214. The first organ protective cover 213 is moved and fixedly connected to both ends of the first chute 214. In this embodiment, the fixing plate 216 and the first organ protective cover 213 are integrally and fixedly connected by gluing. The motor 215 is fixed on the fixing plate 216. In this embodiment, the fixing plate 216 and the motor 215 are fixedly connected by bolts. In order to realize the smooth movement of the gear 222 on the rack 221 , the two support plates 217 are covered with a first protective cover 211 , and the first protective cover 211 is provided with a second chute along the length direction for the output shaft of the motor 215 to slide 212, the output shaft of the motor 215 is fixedly connected with a sliding assembly 2 that can slide along the length direction of the support plate 217. In this embodiment, the output shaft of the motor 215 and the sliding assembly 2 are integrally fixed by welding. The sliding assembly 2 includes a rack 221 arranged along the length direction of the support plate 217, a gear 222 arranged at the free end of the output shaft of the motor 215 and meshing with the rack 221, and the gear 222 is provided with a gear 222 that is sleeved on the rotating shaft 218 on both sides away from it. The socket block 223, in order to prevent the concrete from entering the second chute 212 and realize the smooth movement of the gear 222 in the rack 221, both sides of the socket block 223 are fixed to slide along the second chute 212 and are connected with the second chute 212. The second organ protective cover 225 is fixedly connected at both ends. In this embodiment, the socket block 223 and the second organ protective cover 225 are integrally and fixedly connected by gluing. In order to realize the sliding of the socket block 223 in the third chute 224 For the limiting and guiding during movement, the side of the socket block 223 is provided with a convex block 227 that can slide along the third chute 224;

2, the free end of the output shaft of the motor 215 passes through the two support plates 217 and is fixedly connected with a rotating shaft 218 sliding along the second chute 212. The support plate 217 is provided with a third chute 224 along the length direction opposite to the two side walls. In order to prevent concrete from hindering the movement of the rotating shaft 218, the upper cover of the rotating shaft 218 is provided with a second protective cover 226 sliding along the third chute 224, the bottom wall of the second protective cover 226 is fixed with a scraper assembly 1, and the scraper assembly 1 includes and The scraper plate 219 is pressed against the bottom wall of the collection tank 14 and is rotatably connected with the rotating shaft 218. In order to effectively scrape the concrete on the baffle plate 15, the scraper plate 219 is inclined downward from the side of the rotating shaft 218 toward the bottom wall of the collecting tank 14. The bottom wall of the scraper 219 is provided with a hard brush 220 which is pressed against the bottom wall of the collecting tank 14 .

4 , in order to effectively absorb and collect dust around the collection tank 14 and prevent the dust from polluting the surrounding working environment, a second bracket 317 is provided on the side of the collection tank 14 away from the discharge port 13, and the second bracket 317 is provided with There is an exhaust fan 313, the air inlet of the exhaust fan 313 is connected with an air inlet pipe 312, and one end of the air inlet pipe 312 is connected with a funnel-shaped exhaust hood 311. The air outlet pipe 315 is provided with a filter cotton 314 in the middle section of the air outlet pipe 315, and a dust bag 316 is communicated with the bottom wall of the air outlet pipe 315 on the side of the filter cotton 314 away from the air outlet.

The implementation principle of this embodiment is as follows: when working, the operator pours cement, sand and gravel aggregates and water into the mixer from the feed port 11 for mixing, and after the concrete is evenly mixed, it flows from the discharge port 13 through the baffle 15 to the collection tank 14, due to the viscosity of the concrete, the concrete will adhere to the baffle 15 when it flows along the baffle 15. The operator starts the motor 215. The output shaft of the motor 215 drives the gear 222 to move along the rack 221, and the rotating shaft 218 moves along the rack 221. The support plate 217 reciprocates in the longitudinal direction, and the scraper plate 219 and the brush effectively scrape the concrete on the baffle plate 15 .

When the uniformly stirred concrete flows out from the discharge port 13, a large amount of dust will be generated around the collection tank 14. The operator starts the exhaust fan 313, and the dust enters the air inlet duct 312 from the funnel-shaped exhaust hood 311 of the exhaust fan 313, and the scattered dust After being collected and collected, the filter cotton 314 filters the dust and collects it in the dust collecting bag 316 to complete the effective absorption and collection of the dust around the collection tank 14 and prevent the dust from polluting the surrounding working environment.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. A concrete mixer unloading device, comprising a first support (16), a machine body (12) is provided on the first support (16), and a feed port (11) is provided on the top of the machine body (12) , the bottom is provided with a discharge port (13), characterized in that: the bottom of the machine body (12) discharge port (13) is opposite to a collection groove (14), the collection groove (14) and the machine body (14) 12) Baffles (15) are provided on both sides parallel to the length direction, and the baffles (15) are inclined downward from the side of the main body (12) toward the side of the collecting tank (14). ) The two side walls adjacent to the collecting tank (14) are provided with support plates (217), the two support plates (217) are arranged opposite and perpendicular to the bottom wall of the baffle plate (15), any one of the baffle plates (217) 15) The bottom wall of the baffle plate (15) facing away from the other support plate (217) is provided with a first chute (214) parallel to the support plate (217), and the first chute (214) is provided with a first chute (214). A fixed plate (216) sliding along the first chute (214), a motor (215) is fixed on the fixed plate (216), and an output shaft of the motor (215) is fixedly connected with a support plate (217) In the sliding assembly (2) sliding in the longitudinal direction, the two supporting plates (217) are covered with a first protective cover (211), and the first protective cover (211) is provided with a power supply motor (215) along the longitudinal direction ) a second chute (212) for the output shaft to slide, the free end of the output shaft of the motor (215) passes through the two support plates (217) and is fixedly connected with a rotating shaft (218) that slides along the second chute (212) ), the support plate (217) is provided with a third chute (224) along the length direction relative to the two side walls, and the upper cover of the rotating shaft (218) is provided with a second protection for sliding along the third chute (224) A cover (226), the scraper assembly (1) is fixed on the bottom wall of the second protective cover (226). 2 . The unloading device for a concrete mixer according to claim 1 , wherein the sliding assembly ( 2 ) comprises a rack ( 221 ) provided along the length direction of the support plate ( 217 ), and the motor ( 215) A gear (222) which is fixed at the free end of the output shaft and meshes with the rack (221). 3. A concrete mixer unloading device according to claim 2, characterized in that: the gears (222) are provided with socket blocks (223) sleeved on the rotating shaft (218) on both sides away from each other, A convex block (227) that can slide along the third chute (224) is provided on one side of the socket block (223). The unloading device for a concrete mixer according to claim 3, characterized in that: both sides of the fixing plate (216) are fixed to slide along the first chute (214) and to be connected with the first chute (214). ) a first organ protective cover (213) fixedly connected at both ends, both sides of the socket block (223) are fixed to slide along the second chute (212) and are fixedly connected to both ends of the second chute (212) the second organ guard (225). 5. The unloading device for a concrete mixer according to claim 1, wherein the scraper assembly (1) comprises a scraper that is tightly pressed against the bottom wall of the collecting tank (14) and is rotatably connected to the rotating shaft (218). A material plate (219), the bottom wall of the scraper plate (219) is provided with a hard brush (220) which is pressed against the bottom wall of the collecting tank (14). 6 . The unloading device for a concrete mixer according to claim 5 , wherein the scraper plate ( 219 ) is inclined downward from the side of the rotating shaft ( 218 ) toward the bottom wall of the collecting tank ( 14 ). 7 . 7 . The unloading device for a concrete mixer according to claim 1 , wherein a second bracket ( 317 ) is provided on the side of the collecting tank ( 14 ) away from the discharge port ( 13 ). 8 . The bracket (317) is provided with an exhaust fan (313), the air inlet of the exhaust fan (313) is connected with an air intake pipe (312), and one end of the air intake pipe (312) is connected with a funnel-shaped exhaust hood (311) , the open side of the air extraction hood (311) is arranged toward the collection groove (14). 8 . The unloading device for a concrete mixer according to claim 7 , wherein the air outlet of the air extraction hood ( 311 ) is connected with an air outlet pipe ( 315 ), and the middle section of the air outlet pipe ( 315 ) is provided with an air outlet duct ( 315 ). There is a filter cotton (314), and a dust collecting bag (316) is communicated with the bottom wall of the air outlet pipe (315) on the side away from the air outlet of the filter cotton (314).

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