CN219829317U - Drying equipment for concrete additive - Google Patents

Abstract

The utility model belongs to the field of concrete additive processing, and particularly relates to drying equipment for a concrete additive, which comprises a bottom plate, wherein a drying barrel is arranged above the bottom plate, drying assemblies are fixedly arranged on two sides of the outer wall of the drying barrel respectively, a detachable stirring mechanism is arranged inside the drying barrel, a barrel cover is arranged above the drying barrel, the stirring mechanism is fixedly arranged on the barrel cover, a lifting mechanism for driving the barrel cover to lift is arranged on the drying barrel, and a threaded sleeve is arranged on the drying barrel, so that a stirring turntable can be quickly detached from the stirring mechanism for cleaning.

Description

Drying equipment for concrete additive

Technical Field

The utility model belongs to the field of processing of concrete additives, and particularly relates to drying equipment for concrete additives.

Background

As an important building material, concrete is often mixed with various additives for improving the applicability of the concrete, for example, a concrete antifreezing agent can ensure normal construction of the concrete at a negative temperature, lower the freezing point of the concrete mixture, and thus is used for various concrete engineering, and the concrete antifreezing agent needs to be dried in the course of production and processing.

The concrete antifreezing agent has the advantages that in the drying process, the materials carried in the drying tray have a certain thickness, in the drying process, the materials on the outer surface are dried thoroughly, but the materials in the center are heated unevenly due to the slow heat transfer rate of the expanding agent, and the central materials are often dried at a very low rate.

Through searching, in the prior art, chinese patent application number: CN201922218068.8, filing date: 2019-12-12 discloses a drying device for concrete additive, including the stoving case, the one end fixedly connected with worm of the rotation axis of motor, the one end fixedly connected with level of worm sets up first stirring carousel and second stirring carousel, the equal fixedly connected with rotary rod in both sides of worm wheel, the upper portion fixedly connected with stirring leaf of rotary rod, the fixed intercommunication in one side upper portion of stoving case has the aiutage, the inside fixedly connected with screen cloth of aiutage, the upper portion fixedly connected with air heater of fixed plate, the bottom fixedly connected with telescopic link of mount, the bottom fixedly connected with bottom plate of telescopic link, the bottom fixedly connected with gyro wheel of bottom plate. According to the utility model, the motor, the stirring turntable, the stirring blade and the air heater are arranged, so that the concrete additive can be dried, and the exhaust pipe, the screen mesh and the damping spring are arranged, so that the working environment can be optimized, and the damping effect can be achieved.

However, the above-mentioned structure still has the disadvantage that, through long-time use, the inner wall of stoving case and lie in the inside first stirring carousel and the second stirring carousel of stoving case and adhere to a large amount of additive residues very easily, if not clear up, can necessarily influence the subsequent use of device, and the inside subassembly of stoving case adopts fixed mounting's mode, and it is very inconvenient to dismantle, therefore want to clear up the inner wall of stoving case, and first stirring carousel and second stirring carousel just also very difficult.

Disclosure of Invention

The utility model aims to solve the main technical problem of providing a drying device for concrete additives, which can quickly detach a stirring rotary table from a rotary shaft for cleaning and can effectively clean residues on the inner wall of a drying barrel so as to ensure that the device can be used normally subsequently.

In order to solve the technical problems, the utility model provides the following technical scheme:

a drying apparatus for concrete additives, characterized in that: including the bottom plate, the top of bottom plate is provided with the stoving bucket, respectively fixedly is provided with stoving subassembly on the stoving bucket outer wall both sides, and the inside of stoving bucket is provided with detachable rabbling mechanism, and the top of stoving bucket is provided with the bung, rabbling mechanism fixed mounting is covered at the bucket, install the elevating system who is used for driving the bung and goes up and down on the stoving bucket.

The following is a further optimization of the above technical solution according to the present utility model:

the stirring mechanism comprises a stirring motor, the stirring motor is arranged at the central shaft of the upper surface of the barrel cover, a rotating shaft is fixedly connected to an output shaft of the stirring motor, the rotating shaft rotates to penetrate through the barrel cover and extends into the drying barrel, at least one stirring rotary table is connected to the rotating shaft in a driving mode, a lower sleeve interval is arranged between the stirring rotary tables, the lower sleeve is sleeved on the rotating shaft, an upper base plate is fixedly arranged on the rotating shaft, the upper base plate is located above the uppermost stirring rotary table, a threaded sleeve is connected to the bottommost end of the rotating shaft in a threaded mode, and the stirring rotary table can be taken down from the rotating shaft.

Further optimizing: the two groups of lifting mechanisms comprise servo motors, the power output ends of the servo motors are connected with screws, threaded sleeves are connected to the screws in a threaded mode, the threaded sleeves are connected with the barrel cover through connecting rods, and the servo motors are fixedly installed on the outer wall of the drying barrel.

Further optimizing: the drying assembly comprises an air heater, the output end of the air heater is fixedly communicated with a blowing pipe, and the other end of the blowing pipe penetrates through the side wall of the drying barrel; the air heater is fixedly arranged on the fixed plate, and the fixed plate is fixedly welded on the side wall of the drying barrel; the two drying assemblies are installed in a staggered manner in the vertical direction.

Further optimizing: the edges of the first stirring rotary table and the second stirring rotary table are provided with soft scraping plates which can be attached to the inner wall of the drying barrel when rotating.

Further optimizing: the bottom plate is the rectangle, and four apex angles departments of the lower surface of bottom plate all are provided with the gyro wheel, are annular array on the upper surface of bottom plate and lay and be fixed with the landing leg, the upper end and the stoving bucket fixed connection of landing leg.

Further optimizing: the bottom of the drying barrel is provided with a discharge hole, and the upper surface of the bottom plate is provided with a material receiving box matched with the discharge hole.

Further optimizing: two mutually symmetrical feed inlets are formed in the barrel cover.

Further optimizing: two handles are fixedly arranged on the barrel cover.

The stirring turntable is arranged on the stirring mechanism in a sleeving manner, and when the stirring turntable needs to be disassembled, the threaded sleeve is rotated to take away the threaded sleeve from the lower end of the rotating shaft, so that the stirring turntable can be sequentially taken down, and residues attached to the stirring turntable can be cleaned in time.

By arranging the barrel cover, on one hand, the stirring mechanism is arranged on the barrel cover, and the stirring turntable can be taken down from the rotating shaft after the barrel cover is opened; on the other hand, after the barrel cover is opened, the inner wall of the drying barrel can be exposed without being blocked, so that the cleaning of the inner wall of the drying barrel is facilitated, and the adverse effect of residues on the subsequent use of the device is effectively reduced.

And the whole structure is simple, the manufacturing and the production are convenient, the production cost can be saved, the labor intensity is reduced, and the production efficiency is improved.

The utility model will be further described with reference to the drawings and examples.

Drawings

FIG. 1 is a schematic perspective view showing a first view of a drying apparatus for concrete additive according to the present utility model;

FIG. 2 is a schematic perspective view of a lifting mechanism according to the present utility model;

FIG. 3 is a schematic view showing a cross-sectional front view of a drying apparatus for concrete additive according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the stirring mechanism of the present utility model;

fig. 5 is an enlarged schematic view of the portion a of fig. 4 in the present utility model.

In the figure: 1-a bottom plate; 11-a roller; 12-receiving box; 2-a drying barrel; 21-supporting legs; 23-a discharge hole; 3-a drying assembly; 31-an air heater; 32-a blowpipe; 33-a fixed plate; 4-a stirring mechanism; 41-barrel cover; 42-stirring motor; 422-a spindle; 423-upper pad; 424-upper sleeve; 425-lower plate; 43-a first stirring carousel; 44-a second stirring carousel; 45-lower sleeve; 46-a threaded sleeve; 47-feeding hole; 48-handle; 6-a lifting mechanism; 61-a servo motor; 62-screw; 63-a threaded sleeve; 64-connecting rod.

Detailed Description

As shown in fig. 1-5, a drying device for concrete additives comprises a bottom plate 1, a drying barrel 2 is arranged above the bottom plate 1, drying assemblies 3 are fixedly arranged on two sides of the outer wall of the drying barrel 2 respectively, a detachable stirring mechanism 4 is arranged inside the drying barrel 2, a barrel cover 41 is arranged above the drying barrel 2, the stirring mechanism 4 is fixedly arranged on the barrel cover 41, and a lifting mechanism 6 for driving the barrel cover 41 to lift is arranged on the drying barrel 2.

The drying component 3 is used for drying the concrete additive; the stirring mechanism 4 is used for stirring the concrete additive and accelerating the drying effect.

The lifting mechanism 6 is matched with the barrel cover 41 for use, the lifting mechanism 6 and the barrel cover 41 are fixedly connected, and the lifting mechanism 6 can drive the barrel cover 41 to lift.

The barrel cover 41 is fixedly connected with the connecting rod of the lifting mechanism 6, and after the drying operation is finished, the barrel cover 41 can be lifted, so that the drying barrel 2 is opened, the stirring mechanism 4 and the inner wall of the drying barrel 2 are convenient to clean, and the subsequent normal use of the equipment is ensured.

The rotating shaft stirring mechanism 4 stretches into the deep part of the drying barrel 2, and the length of the stirring mechanism 4 is smaller than that of the screw 62 of the lifting mechanism 6, so that the lifting mechanism 6 can split the stirring mechanism 4 after lifting the barrel cover 41.

When using, bottom plate 1 is used for installing stoving bucket 2, and then can install stoving subassembly 3 and rabbling mechanism 4, and stoving bucket 2 is as the main part of device, and on the one hand provides space and the position that install for stoving subassembly 3 and rabbling mechanism 4, and on the other hand also is as the container that holds the concrete additive that needs to dry, and stoving subassembly 3 is through carrying hot-blast to the inside of stoving bucket 2 to accomplish the stoving operation to the concrete additive, rabbling mechanism 4 and stoving subassembly 3 mutually support, stir the concrete additive in the stoving bucket 2, the process of accelerating stoving, the effect of improvement stoving.

As shown in fig. 3-5, the stirring mechanism 4 includes a stirring motor 42, the stirring motor 42 is disposed at a central shaft on an upper surface of the tub cover 41, a rotating shaft 422 is fixedly connected to an output shaft of the stirring motor 42, the rotating shaft 422 rotates to penetrate through the tub cover 41 and extends into the drying tub 2, at least one stirring turntable is connected to the rotating shaft 422 in a driving manner, the stirring turntable is separated by a lower sleeve 45, the lower sleeve 45 is sleeved on the rotating shaft 422, an upper pad 423 is fixedly disposed on the rotating shaft 422, the upper pad 423 is disposed above the uppermost stirring turntable, a threaded sleeve 46 is connected to a lowermost end of the rotating shaft 422 in a threaded manner, and the stirring turntable can be removed from the rotating shaft 422.

In this embodiment, the stirring turntables are two, and the two stirring turntables are a first stirring turntable 43 and a second stirring turntable 44, respectively.

An upper base plate 423 is fixedly arranged on the rotating shaft 422, and the upper base plate 423 can prevent the first stirring rotary plate 43, the second stirring rotary plate 44 and various accessories from sliding upwards.

An upper sleeve 424 sleeved on the rotating shaft 422 is arranged below the upper base plate 423, and the lower part of the upper sleeve 424 abuts against the first stirring rotary table 43.

The rotating shaft 422 is sleeved with a first stirring rotary disc 43 in a sliding mode, and the first stirring rotary disc 43 is clamped by an upper sleeve 424 and a lower sleeve 45 sleeved on the rotating shaft 422.

The bottom of the lower sleeve 45 is abutted against the second stirring rotary disk 44, and the second stirring rotary disk 44 is clamped by the lower sleeve 45 sleeved on the rotary shaft 422 and the lower backing plate 425.

A threaded sleeve 46 is arranged below the lower backing plate 425, and the threaded sleeve 46 is in threaded connection with the lower end of the rotating shaft 422.

The upper base plate 423 and the threaded sleeve 46 increase static friction force through a device in the middle of tight extrusion, can fix all parts of the stirring mechanism 4 which are sleeved on the rotating shaft 422 in a sliding way, and can realize synchronous rotation of the first stirring rotary disk 43, the second stirring rotary disk 44 and the rotating shaft 422.

In this embodiment, the rotation shaft 422 and the first stirring turnplate 43 and the second stirring turnplate 44 may be in spline connection or in cooperation with a special block and a special hole.

When the cleaning machine is used, the first stirring rotary table 43 and the second stirring rotary table 44 are slidably mounted on the rotary shaft 422, and when cleaning is needed, the lifting mechanism 6 can be started to expose the stirring structure 4 from the drying barrel 2, then the first stirring rotary table 43 and the second stirring rotary table 44 are detached from the rotary shaft 422, and cleaning is performed, so that additive residues attached to the first stirring rotary table 43 and the second stirring rotary table 44 can be cleaned in time.

When the second stirring turntable 44 is detached from the rotating shaft 422, the threaded sleeve 46 is firstly removed from the rotating shaft 422 in a rotating way, and then the lower base plate 425 and the lower sleeve 45 sleeved on the rotating shaft 422 are sequentially removed; and then the first stirring rotary disk 43 and the upper sleeve 424 are sequentially detached from the rotary shaft 422, so that the cleaning is convenient.

As shown in fig. 2, the two sets of lifting mechanisms 6 comprise a servo motor 61, a screw 62 is connected to the power output end of the servo motor 61, a threaded sleeve 63 is connected to the screw 62 in a threaded manner, the threaded sleeve 63 is connected to the barrel cover 41 through a connecting rod 64, and the servo motor 61 is fixedly mounted on the outer wall of the drying barrel 2.

The lower end of the screw rod 62 is fixedly connected with a power output shaft of the servo motor 61, the servo motor 61 outputs power to drive the screw rod 62 to rotate, and the servo motor 61 is fixedly arranged on the outer wall of the drying barrel 2.

The length of the screw 62 is not smaller than the length of the rotating shaft 422 of the stirring mechanism 4, so that the stirring mechanism 4 can be completely exposed from the drying drum 2 when the drum cover 41 is lifted, i.e. the lower edge of the threaded sleeve 46 can be higher than the upper edge of the drying drum 2.

A connecting rod 64 is fixedly installed on the threaded sleeve 63, and the connecting rod 64 is fixedly connected to the edge of the barrel cover 41.

The two groups of lifting mechanisms 6 are started or stopped simultaneously, so that the threaded sleeve 63 is always positioned on the same horizontal plane.

The servo motor 61 can realize forward and reverse rotation through a PLC; when the servo motor 61 rotates in the forward direction, the tub cover 41 rises; when the servo motor 61 rotates in the reverse direction, the tub cover 41 descends.

The screw 62 has a screw cap at its top end to prevent the screw sleeve 63 from being separated from the screw 62 when it is lifted.

In use, by providing the lifting mechanism 6, the power output end of the servo motor 61 drives the screw 62 to rotate, the threaded sleeve 63 moves up and down on the surface of the screw 62, the connecting rod 64 moves along with the screw, and the barrel cover 41 moves up and down along with the screw.

The two groups of lifting mechanisms 6 are started or stopped simultaneously, so that the barrel cover 41 can be ensured to be kept horizontal all the time in the lifting movement process.

As shown in fig. 1 and 3, the drying assembly 3 includes a hot air blower 31, an output end of the hot air blower 31 is fixedly connected with a blowing pipe 32, and the other end of the blowing pipe 32 penetrates through a side wall of the drying barrel 2; the air heater 31 is fixedly arranged on the fixed plate 33, and the fixed plate 33 is fixedly welded on the side wall of the drying barrel 2; the two drying assemblies 3 are installed in a staggered manner in the vertical direction.

The hot air blower 31 is installed in a staggered manner, one is used for drying the concrete additive above the first stirring rotary table 43, and the other is used for drying the concrete additive between the first stirring rotary table 43 and the second stirring rotary table 44.

In use, the air heater 31 is used for generating hot air required for drying the soil additive, and the blowing pipe 32 is used for conveying the hot air generated by the air heater 31 into the drying barrel 2 to dry the soil additive.

The fixing plate 33 is used for firmly mounting the air heater 31 on the drying barrel 2; as shown in fig. 3 and 4, soft scraping plates capable of being stuck to the inner wall of the drying barrel 2 during rotation are arranged at the edges of the first stirring rotary disk 43 and the second stirring rotary disk 44.

The soft scraping plate can be replaced, and subsequent maintenance and use are facilitated.

When the stirring device is used, the soft scraping plate can scrape and clean the inner wall of the drying barrel 2 while the stirring mechanism 4 stirs, so that residue is reduced.

As shown in fig. 1 and 3, the bottom plate 1 is rectangular, the four top corners of the lower surface of the bottom plate 1 are respectively provided with a roller 11, the upper surface of the bottom plate 1 is provided with support legs 21 in an annular array, and the upper ends of the support legs 21 are fixedly connected with the drying barrel 2.

The drying barrel 2 is the main body of the device, and the supporting legs 21 can enable a large enough space to exist between the drying barrel 2 and the bottom plate 1, so that dried products can be taken out conveniently.

When the device is used, the device can be moved conveniently by installing the rollers 11 at the bottom of the bottom plate 1, and the four rollers 11 are uniformly distributed at the four corners of the bottom plate 1, so that the rollers 11 can stably support the bottom plate 1 and the whole device.

As shown in fig. 1 and 3, the bottom of the drying barrel 2 is provided with a discharge opening 23, and the upper surface of the bottom plate 1 is provided with a material receiving box 12 matched with the discharge opening 23.

The receiving box 12 is a separate component that can be placed or removed from the base plate 1.

When the drying machine is used, the dried concrete additive can be discharged out of the drying barrel 2 through the discharge opening 23 in time, so that the residue in the drying barrel 2 is reduced, meanwhile, the material receiving box 12 is used for receiving and collecting the dried concrete additive, and the discharge opening 23 is matched with the material receiving box 12, so that the discharging and collecting efficiency is improved.

As shown in fig. 1 and 3, the barrel cover 41 is provided with two symmetrical feed inlets 47.

When the drying barrel is used, the feed inlet 47 is arranged, so that the concrete additive to be dried can be put into the drying barrel 2 under the condition that the barrel cover 41 is closed, and the material putting work becomes more efficient.

As shown in fig. 1 and 3, two handles 48 are fixedly mounted on the tub cover 41.

The handle 48 is a roughened surface to facilitate gripping.

When the barrel cover 41 is required to be removed from the lifting mechanism 6 in use, the screw cap is firstly removed from the screw 62, the servo motor 61 is started to lift the barrel cover 41 to the top end of the screw 62, and the handle 48 is grasped to remove the barrel cover 41 from the screw. Providing a roughened surface on the surface of the handle 48 increases the friction between the handle 48 and the hands of the worker, allowing the worker to grip the handle 48 more stably.

So designed, when the drying operation is needed, the stirring motor 42 and the air heater 31 are started first: on the one hand, hot air generated by the air heater 31 is conveyed into the drying barrel 2 through the air blowing pipe 32, and on the other hand, the output end of the stirring motor 42 drives the rotating shaft 422 to rotate, so that the first stirring rotary table 43 and the second stirring rotary table 44 rotate; then the concrete additive to be dried is put into the drying barrel 2 through the feed inlet 47, the concrete additive is dried while being stirred under the cooperation of the hot air blower 31, the first stirring rotary disk 43 and the second stirring rotary disk 44, and finally the dried concrete additive is discharged out of the drying barrel 2 through the discharge outlet 23 and falls into the receiving box 12 to be collected;

when the device needs to be cleaned, the servo motor 61 of the lifting mechanism 6 is started, the barrel cover 41 is driven to rise until the stirring mechanism 4 is completely exposed out of the drying barrel 2, and then the inner wall of the drying barrel 2 can be cleaned; and then the threaded sleeve 46 is rotated, the threaded sleeve 46 is removed from the rotating shaft 422, and then the lower base plate 425, the second stirring rotating disc 44, the lower sleeve 45, the first stirring rotating disc 43 and the upper sleeve 424 are sequentially extracted from the rotating shaft 422, so that additive residues attached to the first stirring rotating disc 43 and the second stirring rotating disc 44 can be cleaned.

Alterations, modifications, substitutions and variations of the embodiments herein will be apparent to those of ordinary skill in the art in light of the teachings of the present utility model without departing from the spirit and principles of the utility model.

Claims (9)

1. A drying apparatus for concrete additives, characterized in that: including bottom plate (1), the top of bottom plate (1) is provided with stoving bucket (2), respectively fixedly provided with stoving subassembly (3) on stoving bucket (2) outer wall both sides, and the inside of stoving bucket (2) is provided with detachable rabbling mechanism (4), and rabbling mechanism (4) fixed mounting is on bung (41), can carry out elevating system (6) that go up and down with bung (41) and install in stoving bucket (2) outer wall both sides.

2. A drying apparatus for concrete additives as claimed in claim 1, wherein: the stirring mechanism (4) comprises a stirring motor (42), the stirring motor (42) is arranged at the central shaft of the upper surface of the barrel cover (41), a rotating shaft (422) is fixedly connected with an output shaft of the stirring motor (42), the rotating shaft (422) rotates to penetrate through the barrel cover (41) and extends into the drying barrel (2), a first stirring rotary table (43) and a second stirring rotary table (44) are respectively sleeved on the rotating shaft (422) through a lower sleeve (45) and a threaded sleeve (46), and the first stirring rotary table (43) and the second stirring rotary table (44) can be taken down from the rotating shaft (422).

3. A drying apparatus for concrete additives as claimed in claim 2, wherein: the two groups of lifting mechanisms (6) comprise servo motors (61), the power output ends of the servo motors (61) are connected with screw rods (62), screw sleeves (63) are connected to the screw rods (62) in a threaded mode, the screw sleeves (63) are connected with the barrel cover (41) through connecting rods (64), and the servo motors (61) are fixedly mounted on the outer wall of the drying barrel (2).

4. A drying apparatus for concrete additives as claimed in claim 3, wherein: the drying assembly (3) comprises an air heater (31), the output end of the air heater (31) is fixedly communicated with a blowing pipe (32), and the other end of the blowing pipe (32) penetrates through the side wall of the drying barrel (2); the air heater (31) is fixedly arranged on the fixed plate (33), and the fixed plate (33) is fixedly welded on the side wall of the drying barrel (2); the two drying assemblies (3) are arranged in a staggered manner in the vertical direction.

5. A drying apparatus for concrete additives as claimed in claim 4, wherein: the edges of the first stirring rotary table (43) and the second stirring rotary table (44) are provided with replaceable soft scraping plates which can be attached to the inner wall of the drying barrel (2) when rotating.

6. A drying apparatus for concrete additives as claimed in claim 5, wherein: the bottom plate (1) is rectangular, the four vertex angles of the lower surface of the bottom plate (1) are provided with rollers (11), the upper surface of the bottom plate (1) is provided with supporting legs (21) in an annular array, and the upper ends of the supporting legs (21) are fixedly connected with a drying barrel (2).

7. A drying apparatus for concrete additives as claimed in claim 6, wherein: a discharge opening (23) is formed in the bottom of the drying barrel (2), and a material receiving box (12) matched with the discharge opening (23) is arranged on the upper surface of the bottom plate (1).

8. A drying apparatus for concrete additives as claimed in claim 7, wherein: two mutually symmetrical feed inlets (47) are formed in the barrel cover (41).

9. A drying apparatus for concrete additives as claimed in claim 8, wherein: two handles (48) are fixedly arranged on the barrel cover (41).