CN215903763U - Metering device for concrete mixing plant - Google Patents

Abstract

The application relates to a metering device for a concrete mixing plant, which relates to the technical field of material metering, it includes the frame, the feeder hopper, the storage hopper, vibration mechanism, slewing mechanism and shutoff mechanism, shutoff mechanism is used for carrying out the shutoff to the discharge gate of storage hopper, the both sides of storage hopper are provided with the backup pad, backup pad sliding connection is in the frame, be provided with the measuring part that is used for measuring the material height on the storage hopper, vibration mechanism is used for driving the storage hopper and vibrates, slewing mechanism is used for making the material evenly get into the storage hopper, vibration mechanism includes the vibration subassembly, butt board and reset spring, the butt board is located the one end that the storage hopper was kept away from to the backup pad, reset spring cover is established in the backup pad, reset spring's one end is connected with the lateral wall of storage hopper, the other end is connected with the frame, reset spring has the trend that makes butt board to the motion of vibration mechanism direction, vibration subassembly is used for driving butt board reciprocating motion. This application is convenient for weigh the material, can improve the precision of weighing the material.

Description

Metering device for concrete mixing plant

Technical Field

The application relates to the field of material metering technology, in particular to a metering device for a concrete mixing plant.

Background

With the increasing demand for concrete in the building market, a plurality of concrete raw materials are generally required to be mixed according to a certain proportion in the preparation process of the concrete. In the process of mixing the raw materials, a metering device for a concrete mixing plant is needed to be used for weighing the raw materials, then the raw materials are conveyed to a mixing device through a belt to be mixed, and finally the concrete with the required proportion is prepared.

Application number is 201620820029.9's chinese patent discloses a concrete mixing plant grit metering device, including the feeder hopper, the feeder hopper below is provided with the storage hopper, storage hopper and velocity of flow inductor fixed connection, feeder hopper right side fixed mounting has the motor, motor and axis of rotation fixed connection, axis of rotation and crushing blade rigid connection, the feeder hopper left side is provided with the fixed bolster, feeder hopper and hydraulic means fixed connection, hydraulic means passes through wire and controlling means electric connection, the telescopic link is installed on the hydraulic means right side, the telescopic link with unload bin gate fixed connection, it is provided with the conveyer belt to unload bin gate below, pressure sensor is installed to the conveyer belt below, conveyer belt below fixed mounting has the pillar.

During the use, after putting into the grit in the feeder hopper, press controlling means and start grit metering device, hydraulic means begins work, drive the telescopic link shrink, the messenger unloads the bin gate and opens, grit metering device starts the back, the motor drives the axis of rotation and smashes the blade and rotates, it is smashed to cut the grit of whereabouts, the grit falls into behind the storage hopper, carry out the first measurement when the velocity of flow inductor, later fall into on the conveyer belt, carry out the secondary measurement by pressure sensor to the grit gross mass that falls on the conveyer belt, it closes to unload the bin gate after reaching the setting value, then metering work accomplishes.

To the correlation technique among the above-mentioned, the inventor thinks that the material gets into out the hopper after, then on the conveyer belt falls through out the hopper, when the material reaches appointed quantity after, closes the discharge door, still can have partly material to fall on the conveyer belt for the material weighs excessively, leads to weighing accuracy low.

SUMMERY OF THE UTILITY MODEL

In order to facilitate weighing the material, improve the precision that the material was weighed, this application provides a metering device for concrete mixing plant.

The application provides a metering device for concrete mixing plant adopts following technical scheme:

a metering device for a concrete mixing plant comprises a rack, a feeding hopper, a storage hopper, a vibration mechanism, a rotating mechanism and a blocking mechanism, wherein the feeding hopper, the storage hopper, the vibration mechanism, the rotating mechanism and the blocking mechanism are positioned on the rack, the feeding hopper is positioned above the storage hopper, the blocking mechanism is used for blocking a discharge port of the storage hopper, two sides of the storage hopper are respectively provided with a supporting plate, the supporting plates are parallel to the ground, the supporting plates are connected to the rack in a sliding manner, a measuring part for measuring the height of materials is arranged on the storage hopper, the vibration mechanism is used for driving the storage hopper to vibrate, the rotating mechanism is used for enabling the materials to uniformly enter the storage hopper, the vibration mechanism comprises a vibration component, a butt plate and a reset spring, the butt plate is positioned at one end, away from the storage hopper, of the supporting plate, the reset spring is sleeved on the supporting plate, reset spring's one end with the butt plate is connected, the other end with the frame is connected, reset spring has the messenger the butt plate to the trend of vibration subassembly direction motion, the vibration subassembly is used for the drive the butt plate reciprocating motion.

Through adopting above-mentioned technical scheme, during the use, adjust the vibration subassembly, the vibration subassembly drives the butt plate motion, and the butt plate moves the backup pad motion, and the backup pad drives the storage hopper motion, and under reset spring's effect, the vibration subassembly can drive the storage hopper and be reciprocating motion. The material is poured into the feed hopper, and under the effect of slewing mechanism, the material evenly falls into the storage hopper. Through observing the measuring part, can measure the volume of material in the storage hopper directly perceivedly. When the materials reach the designated amount, the plugging mechanism is adjusted and opened, the powder falls from the storage hopper, and then the materials fall on the corresponding conveying device to be conveyed to the designated position. Through vibration subassembly, can make the storage hopper take place reciprocating motion, under slewing mechanism's effect, can make the material that falls into in the storage hopper distribute in the storage hopper uniformly, then through observing the measuring part, the volume of weighing out the material can be accurately weighed, the precision of weighing the material can be improved.

Optionally, the vibration assembly includes a driving motor, an eccentric shaft and a driving disc, the eccentric shaft is eccentrically disposed on the driving disc, a side wall of the driving disc abuts against the abutting plate, a driving shaft of the driving motor is connected with the eccentric shaft, and the driving motor is configured to drive the driving disc to rotate.

Through adopting above-mentioned technical scheme, adjust driving motor, driving motor's drive shaft drives the eccentric shaft and takes place to rotate, and the eccentric shaft drives the driving-disc and rotates, and the driving-disc can make the butt board take place to move, and then makes the storage hopper take place reciprocating motion. The vibration subassembly that sets up can provide power for the motion of driving-disc, can make the butt board take place reciprocating motion, and then makes the storage hopper take place reciprocating motion, can make material evenly distributed in the storage hopper.

Optionally, the rotating mechanism includes a rotating motor, a rotating shaft and at least two rotating blades, the rotating shaft is rotatably arranged on the storage hopper, the rotating shaft is arranged along the height direction of the storage hopper, the rotating shaft extends out of the top of the storage hopper and is connected with the rotating motor, the rotating motor is used for driving the rotating shaft to rotate, and the rotating blades are respectively and vertically arranged on the rotating shaft.

Through adopting above-mentioned technical scheme, adjust and rotate the motor, the drive shaft that rotates the motor drives the axis of rotation and rotates, and the axis of rotation drives two rotating vane and rotates, and when the material got into the storage hopper from the feeder hopper, rotating vane rotated the material to the lateral wall of storage hopper on, can reduce to concentrate and fall into on the diapire of storage hopper. The slewing mechanism who sets up can play the guide effect to the material that falls into the storage hopper, can reduce the material and concentrate the bottom that falls into the storage hopper, and the constructor of being convenient for weighs the material in to the storage hopper.

Optionally, one end of the supporting plate, which is far away from the storage hopper, is provided with a limiting plate.

Through adopting above-mentioned technical scheme, the limiting plate that sets up can restrict the backup pad in the frame, reduces the backup pad and dashes the roll-off frame at the process of motion, and then makes the frame support the storage hopper.

Optionally, the rotating blades are arranged on the rotating shaft in a staggered manner.

Through adopting above-mentioned technical scheme, the rotating vane who sets up in the crisscross can carry out abundant compounding to the material that gets into in the storage hopper, and then makes material evenly distributed in the storage hopper.

Optionally, the measuring part comprises a transparent plate and a capacity ruler, the storage hopper is provided with a display groove along the height direction, the transparent plate is used for plugging the display groove, and the capacity ruler is arranged along the height direction of the storage hopper.

Through adopting above-mentioned technical scheme, when material evenly distributed was in the storage hopper, see through the transparent plate, according to the height of material, read out the scale of the capacity chi that the material indicates, just can accurately calculate the volume of material in the storage hopper.

Optionally, the blocking mechanism includes a blocking motor, a blocking door and a blocking shaft, the blocking door is used for blocking the discharge hole of the storage hopper, a driving shaft of the blocking motor is connected with the blocking shaft, the blocking shaft is vertically arranged on a horizontal plane of the blocking door, and the blocking motor is used for driving the blocking door to rotate.

Through adopting above-mentioned technical scheme, when the material in the storage hopper reaches the volume of needs, adjust the shutoff motor, the drive shaft of shutoff motor drives the shutoff axle and rotates, and the shutoff axle drives the shutoff door and rotates, and then makes the shutoff door no longer carry out the shutoff to the storage hopper, makes the material fall assigned position department in the storage hopper. The shutoff mechanism that sets up can carry out the shutoff to the material in the storage hopper, and when the material reached required volume, be convenient for fall assigned position department with the material in the storage hopper.

Optionally, a scraping ring for scraping the material on the sealing door is arranged on the inner wall of the storage hopper.

Through adopting above-mentioned technical scheme, the scraping ring that sets up can scrape away the material on the shutoff door, and then makes the material can all fall assigned position department.

Optionally, an organ pipe is communicated between the feed hopper and the storage hopper.

Through adopting above-mentioned technical scheme, the organ pipe of setting, when the storage hopper takes place to move, the organ pipe can be along with the storage hopper when moving, can also make the material in the feeder hopper fall into the storage hopper in, can reduce the material and flow out from between feeder hopper and the storage hopper, improves feed efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the storage hopper can reciprocate through the vibration assembly, the materials falling into the storage hopper can be uniformly distributed in the storage hopper under the action of the rotating mechanism, then the amount of the materials can be accurately weighed through observing the measuring piece, and the precision of weighing the materials can be improved;

2. the arranged vibration assembly can provide power for the movement of the driving disc, and can enable the abutting plate to reciprocate, so that the storage hopper reciprocates, and materials can be uniformly distributed in the storage hopper;

3. the rotating mechanism can guide materials falling into the storage hopper, reduce the concentrated falling of the materials to the bottom of the storage hopper and facilitate the weighing of the materials in the storage hopper by constructors;

4. the shutoff mechanism that sets up can carry out the shutoff to the material in the storage hopper, and when the material reached required volume, be convenient for fall assigned position department with the material in the storage hopper.

Drawings

Fig. 1 is a schematic view of the overall structure of a metering device for a concrete mixing plant according to an embodiment of the present invention.

Fig. 2 is a sectional view of a metering device for a concrete mixing plant according to an embodiment of the present invention.

Reference numerals: 1. a frame; 11. a supporting seat; 2. a feed hopper; 21. an organ tube; 3. a storage hopper; 31. a support plate; 32. a measuring member; 321. a transparent plate; 322. measuring a volumetric scale; 323. a display slot; 33. a limiting plate; 34. scraping rings; 4. a vibration mechanism; 41. a vibrating assembly; 411. a drive motor; 412. an eccentric shaft; 413. a drive disc; 42. a butt joint plate; 43. a return spring; 5. a rotating mechanism; 51. rotating the motor; 52. a rotating shaft; 53. a rotor blade; 6. a plugging mechanism; 61. plugging the motor; 62. plugging the door; 63. and (6) plugging the shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses metering device for concrete mixing plant. Referring to fig. 1, the metering device for the concrete mixing plant comprises a frame 1, a feed hopper 2, a storage hopper 3, a vibration mechanism 4, a rotating mechanism 5 and a plugging mechanism 6, wherein the feed hopper 2 is positioned above the storage hopper 3, and the plugging mechanism 6 is used for plugging a discharge hole of the storage hopper 3. Supporting plates 31 are arranged on two sides of the storage hopper 3 respectively, the supporting plates 31 are integrally connected to the storage hopper 3, the supporting plates 31 of the supporting plates 31 are parallel to the ground, and the supporting plates 31 are connected to the rack 1 in a sliding mode. The storage hopper 3 is provided with a measuring part 32, the measuring part 32 comprises a transparent plate 321 and a capacity ruler 322, the storage hopper 3 is provided with a display groove 323 along the height direction, the transparent plate 321 is used for sealing the display groove 323, and the transparent plate 321 is connected with the groove wall of the display groove 323 through a bolt. The volume scale 322 distributes along the 3 direction of height of storage hopper, through reading the demonstration of material in volume scale 322, can the accurate volume of calculating the material. One end of one of the support plates 31, which is far away from the storage hopper 3, is integrally connected with a limiting plate 33, and one end of the other support plate 31, which is far away from the storage hopper 3, is provided with a vibrating mechanism 4. The vibrating mechanism 4 is used for driving the storage hopper 3 to vibrate, the rotating mechanism 5 is used for enabling materials to uniformly enter the storage hopper 3, the organ pipe 21 is arranged between the feeding hopper 2 and the storage hopper 3, the top of the organ pipe 21 is connected with the discharging hole of the feeding hopper 2 through a bolt, and the bottom of the organ pipe 21 is connected with the feeding hole of the storage hopper 3 through a bolt.

Referring to fig. 1, in order to facilitate material evenly distributed in the storage hopper 3, the vibration mechanism 4 includes a vibration assembly 41, a supporting plate 42 and a return spring 43, the supporting plate 42 is located at one end of the supporting plate 31 far away from the storage hopper 3, the supporting plate 42 is integrally connected to the supporting plate 31, the return spring 43 is sleeved on the supporting plate 31, one end of the return spring 43 is welded to the supporting plate 42, the other end of the return spring is welded to the frame 1, and the return spring 43 has a tendency of making the supporting plate 42 move towards the vibration assembly 41, and the vibration assembly 41 is used for driving the supporting plate 42 to reciprocate.

Referring to fig. 2, in order to power the movement of the abutting plate 42, the vibration assembly 41 includes a driving motor 411, an eccentric shaft 412 and a driving disc 413, the supporting seat 11 is integrally connected to the frame 1, the eccentric shaft 412 is eccentrically disposed on the driving disc 413, and the sidewall of the driving disc 413 abuts against the abutting plate 42. The two ends of the eccentric shaft 412 penetrating through the eccentric shaft 412 are rotatably connected with the supporting seat 11, one end of the eccentric shaft 412 is in key connection with the driving shaft of the driving motor 411, and the driving shaft of the driving motor 411 can drive the eccentric shaft 412 to enable the abutting plate 42 to reciprocate by adjusting the driving motor 411.

Referring to fig. 2, in order to make the material fall into the storage hopper 3 uniformly, the rotating mechanism 5 includes a rotating motor 51, a rotating shaft 52 and two rotating blades 53, the rotating shaft 52 is rotatably disposed on the storage hopper 3, the rotating shaft 52 is distributed along the height direction of the storage hopper 3, and the rotating shaft 52 extends out of the top of the storage hopper 3 and is connected with the driving shaft of the rotating motor 51 through a key. By adjusting the rotating motor 51, the rotating motor 51 can drive the rotating shaft 52 to rotate. The rotary blades 53 are respectively vertically provided on the rotary shafts 52, the rotary blades 53 are integrally connected to the rotary shafts 52, and the rotary blades 53 are alternately provided on the rotary shafts 52.

Referring to fig. 2, in order to improve the blanking efficiency of the storage hopper 3, the blocking mechanism 6 includes a blocking motor 61, a blocking door 62 and a blocking shaft 63, the blocking door 62 can block the discharge port of the storage hopper 3, and a driving shaft of the blocking motor 61 is in key connection with the blocking shaft 63. The plugging shaft 63 is vertically arranged on the horizontal plane of the plugging door 62, and the plugging shaft 63 is connected with the plugging door 62 through a key. The base of the plugging motor 61 is fixed on the storage hopper 3 through a bolt, and the driving shaft of the plugging motor 61 can drive the plugging door 62 to open and close the discharge hole of the storage hopper 3 by adjusting the plugging motor 61. The scraping ring 34 is integrally connected to the inner wall of the storage hopper 3, and the scraping ring 34 can scrape materials on the blocking door 62.

The implementation principle of the metering device for the concrete mixing plant in the embodiment of the application is as follows: during the use, adjust driving motor 411, driving motor 411's drive shaft drives eccentric shaft 412 and takes place to rotate, and eccentric shaft 412 drives driving-disc 413 and rotates, and driving-disc 413 can make butt joint board 42 take place to move, under reset spring 43's effect, and then makes storage hopper 3 do reciprocating motion. Then, the rotating motor 51 is adjusted, the driving shaft of the rotating motor 51 drives the rotating shaft 52 to rotate, and the rotating shaft 52 drives the two rotating blades 53 to rotate.

The material is poured into the feeding hopper 2, the material enters the storage hopper 3 through the organ pipe 21, the rotating blades 53 rotate the material to the side wall of the storage hopper 3, and the material is uniformly distributed in the storage hopper 3 under the reciprocating action of the storage hopper 3. The transparent plate 321 allows the amount of the material in the storage hopper 3 to be visually measured by the volume scale 322 according to the height of the material.

When the material in the storage hopper 3 reaches the required amount, adjust shutoff motor 61, the drive shaft of shutoff motor 61 drives shutoff axle 63 and rotates, and shutoff axle 63 drives shutoff door 62 and rotates, and when shutoff door 62 no longer carries out the shutoff to the discharge gate of storage hopper 3, the material falls on corresponding conveyer along with self gravity, then carries assigned position department.

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

Claims (9)

1. The utility model provides a metering device for concrete mixing plant which characterized in that: including frame (1), be located feeder hopper (2), storage hopper (3), vibration mechanism (4), slewing mechanism (5) and shutoff mechanism (6) on frame (1), feeder hopper (2) are located the top of storage hopper (3), shutoff mechanism (6) are used for right the discharge gate of storage hopper (3) carries out the shutoff, the both sides of storage hopper (3) are provided with backup pad (31) respectively, backup pad (31) are parallel with ground, backup pad (31) sliding connection is in frame (1), be provided with on storage hopper (3) and be used for measuring member (32) of material height, vibration mechanism (4) are used for the drive storage hopper (3) vibrate, slewing mechanism (5) are used for making the material evenly get into storage hopper (3), vibration mechanism (4) are including vibration subassembly (41), Butt joint board (42) and reset spring (43), butt joint board (42) are located backup pad (31) is kept away from the one end of storage hopper (3), reset spring (43) cover is established on backup pad (31), the one end of reset spring (43) with butt joint board (42) are connected, the other end with frame (1) are connected, reset spring (43) have the messenger butt joint board (42) to the trend of vibration subassembly (41) direction motion, vibration subassembly (41) are used for the drive butt joint board (42) reciprocating motion.

2. The metering device for the concrete mixing plant according to claim 1, wherein: the vibration assembly (41) comprises a driving motor (411), an eccentric shaft (412) and a driving disc (413), wherein the eccentric shaft (412) is eccentrically arranged on the driving disc (413), the side wall of the driving disc (413) abuts against the abutting plate (42), the driving shaft of the driving motor (411) is connected with the eccentric shaft (412), and the driving motor (411) is used for driving the driving disc (413) to rotate.

3. The metering device for the concrete mixing plant according to claim 1, wherein: slewing mechanism (5) are including rotating motor (51), axis of rotation (52) and two at least rotating vane (53), axis of rotation (52) rotate to set up on storage hopper (3), axis of rotation (52) are followed the direction of height setting of storage hopper (3), axis of rotation (52) stretch out the top of storage hopper (3) with rotating motor (51) are connected, rotating motor (51) are used for the drive axis of rotation (52) rotate, rotating vane (53) set up perpendicularly respectively on axis of rotation (52).

4. The metering device for the concrete mixing plant according to claim 3, wherein: one end, far away from the storage hopper (3), of the supporting plate (31) is provided with a limiting plate (33).

5. The metering device for the concrete mixing plant according to claim 3, wherein: the rotating blades (53) are arranged on the rotating shaft (52) in a staggered mode.

6. The metering device for the concrete mixing plant according to claim 1, wherein: the measuring piece (32) comprises a transparent plate (321) and a capacity ruler (322), a display groove (323) is formed in the storage hopper (3) in the height direction, the transparent plate (321) is used for sealing the display groove (323), and the capacity ruler (322) is arranged in the height direction of the storage hopper (3).

7. The metering device for the concrete mixing plant according to claim 1, wherein: the plugging mechanism (6) comprises a plugging motor (61), a plugging door (62) and a plugging shaft (63), the plugging door (62) is used for plugging the discharge hole of the storage hopper (3), a driving shaft of the plugging motor (61) is connected with the plugging shaft (63), the plugging shaft (63) is vertically arranged on the horizontal plane of the plugging door (62), and the plugging motor (61) is used for driving the plugging door (62) to rotate.

8. The metering device for the concrete mixing plant according to claim 7, wherein: and a scraping ring (34) used for scraping materials on the sealing door (62) is arranged on the inner wall of the storage hopper (3).

9. The metering device for the concrete mixing plant according to claim 1, wherein: an organ pipe (21) is communicated between the feed hopper (2) and the storage hopper (3).

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