CN220008403U - Raw material stirring device - Google Patents

Abstract

The utility model discloses a raw material stirring device, which comprises: the bottom of the body is hinged on the base; the body rotates around a hinge point under the drive of the dumping mechanism; the top of the body is provided with a feed hopper, and one side of the top of the body is provided with a discharge pipe; the stirring mechanism comprises an outer shaft arranged in the main body, an inner shaft capable of rotating relative to the outer shaft is arranged in the outer shaft, and the top end of the inner shaft penetrates out of the outer shaft upwards to be in transmission connection with the second driving piece; a plurality of stirring blades are arranged on the outer peripheral surface of the outer shaft; the surface that interior axle downwards wears out the outer axle has the screw thread section, threaded connection has solid fixed ring on the screw thread section, gu fixed ring's lateral wall is equipped with a plurality of L shape puddlers, the vertical section of puddler passes through the deflector and fixes guiding axle sliding connection on the body diapire, vertical section is towards one side of stirring leaf is equipped with a plurality of supplementary stirring leaves. The utility model provides a raw material stirring device which has good stirring and mixing effects and is convenient for discharging.

Description

Raw material stirring device

Technical Field

The utility model relates to the technical field of stirring and mixing, in particular to a raw material stirring device.

Background

The heat insulating board is made of polystyrene resin as material, other supplementary material and polymer, and through heating, mixing, catalyst injection, extrusion to form, and is one kind of heat insulating building material widely used in building cavity. In the process of producing the heat-insulating plate, all raw materials are required to be mixed at a specific temperature, and the quality of the heat-insulating plate is directly influenced by the full and uniform mixing.

In the prior art, the stirring and mixing device generally fixes stirring blades on a rotating shaft, a motor drives the rotating shaft to rotate so as to drive the stirring blades to rotate to mix raw materials, for example, chinese patent CN208356612U discloses a heat insulation board raw material mixing device, which comprises a bottom plate, two mounting plates are symmetrically and fixedly connected to the upper side of the bottom plate, a mixing barrel is arranged between the two mounting plates, two rotating shafts are symmetrically and fixedly connected to the upper side of the outer wall of the mixing barrel, mounting holes are formed in the inner sides of the two mounting plates, each rotating shaft is inserted in the corresponding mounting hole, the rotating shaft is rotationally connected with the mounting holes, a stirring shaft is inserted in the center of the bottom surface of the mixing barrel and is rotationally connected with the mixing barrel, a group of stirring rods are arranged on the stirring shaft, the bottom side of the mixing barrel is fixedly connected with a tray through four support rods, the four support rods are respectively arranged at four corners of the tray, and a motor for driving the stirring shaft is fixedly connected to the upper side of the tray; all be equipped with locking device between every mounting panel and compounding bucket, it is when mixing the completion, can labour saving and time saving take out the material that will mix completely to be equipped with vibrating motor on the outer wall of compounding bucket, the vibration that vibrating motor sent can make the material of adhesion in the compounding bucket break away from the compounding bucket and discharge from the discharge gate.

However, in the above patent, the stirring rod is fixed on the stirring shaft, and the motor drives the stirring shaft to rotate, so that the stirring mode can only stir the raw materials in one direction, so that the raw materials in the device can only flow in the same direction, the mixing efficiency is low, the raw materials are unevenly mixed, and the quality of the heat insulation board product is affected.

Disclosure of Invention

It is an object of the present utility model to address at least the above problems and/or disadvantages and to provide at least the advantages described below.

In order to solve the defects in the prior art, the utility model provides a raw material stirring device, which comprises:

the bottom of the body is hinged on the base; the body rotates around a hinge point under the drive of the dumping mechanism; the top of the body is provided with a feed hopper, and one side of the top of the body is provided with a discharge pipe;

the stirring mechanism comprises an outer shaft which is arranged in the body and is driven to rotate by a first driving piece, an inner shaft which can rotate relative to the outer shaft is arranged in the outer shaft, and the top end of the inner shaft upwards penetrates out of the outer shaft to be in transmission connection with a second driving piece for driving the outer shaft to rotate in a forward and backward reciprocating mode;

be equipped with a plurality of stirring leaves on the outer peripheral face of outer axle, interior axial wear out the surface of outer axle has the screw thread section, threaded connection has solid fixed ring on the screw thread section, gu fixed ring's lateral wall is equipped with a plurality of L shape puddler in its circumference evenly distributed, the vertical section of puddler passes through the deflector and fixes guiding axle sliding connection on the body diapire, vertical section towards one side of stirring leaf be equipped with a plurality of in the body direction of height with stirring She Jiange distributes in turn's supplementary stirring leaf.

Further, the dumping mechanism comprises a driving motor, a screw rod and a movable seat, wherein the driving motor, the screw rod and the screw rod are arranged in a cavity of the base, the movable seat is connected with the screw rod in a threaded mode, two ends of the screw rod are rotatably arranged on a supporting frame on the bottom of the cavity, an output shaft of the driving motor is connected with the screw rod, the bottom of the movable seat is in sliding fit with a guide groove at the bottom of the cavity, a connecting rod is hinged to the top of the movable seat, the other end of the connecting rod penetrates out of a groove at the top of the base and is fixedly connected with a fixed sleeve, the fixed sleeve is rotatably sleeved on a mounting shaft at the bottom of the body, and a hinging point of the body and the base is opposite to the mounting shaft.

Further, the first driving piece comprises a first motor transversely mounted at the top of the body, the output end of the first motor is connected with a driving wheel, and a driven wheel meshed with the driving wheel is fixed on the periphery of the top of the outer shaft.

Further, the second driving part comprises a second motor, a complete bevel gear, a first incomplete bevel gear and a second incomplete bevel gear, wherein the second motor, the complete bevel gear, the first incomplete bevel gear and the second incomplete bevel gear are arranged at the top of the body, an output shaft of the second motor is connected with the complete bevel gear, the first incomplete bevel gear and the second incomplete bevel gear are arranged on the inner shaft from top to bottom and are meshed with the complete bevel gear, and toothed parts of the first incomplete bevel gear and toothed parts of the second incomplete bevel gear are staggered.

Further, an electric heating pipe is arranged in the guide rod.

Further, a limiting ring is arranged at the upper end of the threaded section.

Further, the top of the outer shaft positioned in the body is connected with a scraper blade through a transverse connecting rod, and the scraper blade is in contact with the inner side wall of the body.

Further, a plurality of first through holes are formed in the stirring blade, and a plurality of second through holes are formed in the auxiliary stirring blade.

The utility model at least comprises the following beneficial effects: the body is used for providing a closed stirring and mixing environment, the feed hopper is used for throwing various raw materials into the body, and the discharge pipe is used for discharging the mixed raw materials; the bottom of the body is hinged on the base to realize the tilting of the body, the tilting mechanism provides power to enable the body to rotate around the hinged joint of the body and the base, so that the mixed raw materials in the body are conveniently discharged, and simultaneously, in the mixing process, the body can be repeatedly tilted through the tilting mechanism, so that the raw materials in the body are reciprocally dispersed along with the tilting of the body, and the uniformity of stirring and mixing is improved; the stirring mechanism stirs and mixes the raw materials, the first driving piece provides power to drive the outer shaft to rotate, the outer shaft drives the stirring blade to stir the raw materials while rotating, the second driving piece at this moment provides the power source to drive the inner shaft to rotate in a forward and backward reciprocating manner, thereby enabling the fixed ring which is in threaded connection with the threaded section of the inner shaft to conduct reciprocating lifting movement along the axial direction of the inner shaft, the guide plate and the guide shaft cooperate to play a guiding role, the fixed ring is prevented from rotating along with the inner shaft, and at this moment, the fixed ring which is in reciprocating lifting movement drives the stirring rod and the auxiliary stirring blade to conduct reciprocating lifting movement, so that the auxiliary stirring blade stirs and mixes the raw materials in the axial direction, the flowing mixing of the raw materials in the radial direction and the axial direction is achieved, the convection degree of the raw materials is increased, the mixing effect is enhanced, the mixing efficiency is improved, the raw materials are fully and evenly mixed, and the quality of the heat insulation board products produced subsequently is guaranteed; meanwhile, the auxiliary stirring blades and the stirring blades are alternately distributed at intervals in the height direction of the body, so that the stirring range is increased, and the stirring and mixing efficiency is further improved.

Drawings

FIG. 1 is a schematic view of the material stirring device of the present utility model.

Fig. 2 is a schematic cross-sectional view of the body of the present utility model.

Reference numerals: 1-body, 11-feed hopper, 12-discharge pipe, 13-guide shaft, 2-base, 21-cavity, 211-guide slot, 22-support frame, 23-slot, 3-dumping mechanism, 31-driving motor, 32-screw, 33-movable seat, 34-connecting rod, 35-fixed sleeve, 36-installation shaft, 4-outer shaft, 41-stirring blade, 411-first through hole, 42-driven wheel, 43-connecting rod, 44-scraper, 5-first driving piece, 51-first motor, 52-driving wheel, 6-inner shaft, 61-threaded section, 62-fixed ring, 63-stirring rod, 631-vertical section, 64-guide plate, 65-auxiliary stirring blade, 651-second through hole, 7-second driving piece, 71-second motor, 72-complete bevel gear, 73-first incomplete bevel gear, 74-second incomplete bevel gear, 10-limit ring.

Detailed Description

The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.

It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Referring to fig. 1 to 2, a raw material stirring device includes:

the body 1, the body 1 is used for providing a closed stirring and mixing environment, and the bottom of the body 1 is hinged on the base 2, so that the body 1 can be toppled over; the body 1 rotates around a hinge point under the driving of the dumping mechanism 3, the dumping mechanism 3 provides power to enable the body 1 to rotate around the hinge point where the body 1 is hinged with the base 2, so that mixed raw materials in the body 1 are conveniently discharged, and simultaneously, in the mixing process, the body 1 can be repeatedly inclined through the dumping mechanism 3, so that the raw materials in the body 1 are reciprocally dispersed along with the inclination of the body 1, and the uniformity of stirring and mixing is improved; the top of the body 1 is provided with a feed hopper 11, one side of the top of the body is provided with a discharge pipe 12, the feed hopper 11 is used for throwing various raw materials into the body 1, the discharge pipe 12 is used for discharging mixed raw materials, a normally closed valve is arranged at the discharge pipe 12, and when the raw materials need to be discharged, the discharge pipe 12 is opened to discharge the mixed raw materials;

the stirring mechanism is used for stirring and mixing raw materials and comprises an outer shaft 4 which is arranged in the body 1 and provided with a first driving piece 5 for driving the outer shaft 4 to rotate, an inner shaft 6 which can rotate relative to the outer shaft 4 is arranged in the outer shaft 4, and the top end of the inner shaft 6 upwards penetrates out of the outer shaft 4 and is in transmission connection with a second driving piece 7 for driving the outer shaft to rotate in a forward and backward reciprocating mode;

the outer peripheral surface of the outer shaft 4 is provided with a plurality of stirring blades 41, the surface of the inner shaft 6 penetrating out of the outer shaft 4 downwards is provided with a thread section 61, the bottom end of the inner shaft 6 is rotatably connected with the inner bottom wall of the body 1 through a sealing bearing, and the sealing bearing belongs to products in the prior art; the screw thread section 61 is connected with a fixing ring 62 in a screw thread manner, the side wall of the fixing ring 62 is provided with a plurality of L-shaped stirring rods 63 which are uniformly distributed in the circumferential direction, a vertical section 631 of each stirring rod 63 is in sliding connection with a guide shaft 13 fixed on the bottom wall of the body 1 through a guide plate 64, and one side of the vertical section 631 facing the stirring blade 41 is provided with a plurality of auxiliary stirring blades 65 which are alternately distributed with the stirring blade 41 at intervals in the height direction of the body 1.

Specifically, the first driving piece 5 provides power to drive the outer shaft 4 to rotate, the outer shaft 4 drives the stirring blade 41 to stir raw materials while rotating, the second driving piece 5 provides a power source to drive the inner shaft 6 to rotate back and forth, so that the fixed ring 62 in threaded connection with the threaded section 61 of the inner shaft 6 moves up and down reciprocally along the axial direction of the inner shaft 6, the guide plate 64 and the guide shaft 13 cooperate to play a guiding role, the fixed ring 62 is prevented from rotating along with the inner shaft 6, the fixed ring 62 in reciprocating up and down drives the stirring rod 63 and the auxiliary stirring blade 65 to move up and down reciprocally, the auxiliary stirring blade 65 is used for stirring and mixing the raw materials axially, the flowing and mixing of the raw materials in the radial direction and the axial direction are realized, the convection degree of the raw materials is increased, the mixing effect is enhanced, the mixing efficiency is improved, the raw materials are mixed fully and evenly, and the quality of a heat insulation plate product produced subsequently is ensured; meanwhile, the auxiliary stirring blades 65 and the stirring blades 41 are alternately distributed at intervals in the height direction of the body 1, which is favorable for increasing the stirring range and further improving the stirring and mixing efficiency.

Further, the dumping mechanism 3 includes a driving motor 31 installed in the cavity 21 of the base 2, a screw rod 32 and a movable seat 33 screwed on the screw rod 32, two ends of the screw rod 32 are rotatably installed on a supporting frame 22 on the bottom of the cavity 21, an output shaft of the driving motor 31 is connected with the screw rod 32, the bottom of the movable seat 33 is slidably matched with a guide groove 211 on the bottom of the cavity 21, a connecting rod 34 is hinged to the top of the movable seat 33, the other end of the connecting rod 34 penetrates out of a groove 23 on the top of the base 2 and is fixedly connected with a fixed sleeve 35, the fixed sleeve 35 is rotatably sleeved on a mounting shaft 36 on the bottom of the body 1, and a hinge point of the body 1 and the base 2 is opposite to the mounting shaft 36. When the novel plastic material discharging device is used, the driving motor 31 drives the screw rod 32 to rotate, so that the movable seat 33 is driven to move along the screw rod 32, the movable seat 33 which moves drives the connecting rod 34 to swing so as to drive the body 1 in the vertical direction, the body 1 is overturned by taking the hinge point of the body 1 and the base 2 as the axis, raw materials in the body 1 are collected to the material discharging pipe 12, the raw materials are conveniently and thoroughly discharged, the discharging operation is simple and convenient, and the labor is saved.

The first driving member 5 comprises a first motor 51 transversely mounted at the top of the body 1, an output end of the first motor 51 is connected with a driving wheel 52, a driven wheel 42 meshed with the driving wheel 52 is fixed on the periphery of the top of the outer shaft 4, and when the driving member is used, the first motor 51 drives the driving wheel 52 to rotate, and under the meshing effect of the driving wheel 52 and the driven wheel 42, the driven wheel 42 is driven to rotate, so that the outer shaft 4 is driven to synchronously rotate. The second driving member 7 includes a second motor 71, a full bevel gear 72, and a first partial bevel gear 73 and a second partial bevel gear 74 mounted on the top of the body 1, wherein an output shaft of the second motor 71 is connected to the full bevel gear 72, the first partial bevel gear 73 and the second partial bevel gear 74 are mounted on the inner shaft 6 from top to bottom and both are engaged with the full bevel gear 72, and the toothed portions of the first partial bevel gear 73 and the toothed portions of the second partial bevel gear 74 are staggered, and in use, the second motor 71 drives the full bevel gear 72 to rotate, and when the full bevel gear 72 is engaged with the toothed portions of the first partial bevel gear 73, the full bevel gear 72 is not engaged with the toothed portions of the second partial bevel gear 74, thereby driving the inner shaft 6 to rotate forward and backward, and when the full bevel gear 72 is rotated to be engaged with the toothed portions of the second partial bevel gear 74, the full bevel gear 72 is not engaged with the toothed portions of the first partial bevel gear 73, thereby driving the inner shaft 6 to rotate backward and forward, and backward, thereby realizing reciprocating rotation of the inner shaft 6.

In another example, the guide rod 13 is internally provided with an electric heating pipe (not shown), and the electric heating pipe can heat the raw materials as required, so as to preheat the raw materials, which is beneficial to the subsequent production steps, and the electric heating pipe is arranged in the guide rod 13, so that the raw materials in the body 1 can be heated, and the heating uniformity is improved.

In another example, the upper end of the threaded section 61 is provided with a stop collar 10, and the stop collar 10 is arranged to prevent the fixing collar 62 from falling off the threaded section 61.

In another example, the top of the outer shaft 4 in the body 1 is connected with a scraper 44 through a transverse connecting rod 43, the scraper 44 contacts with the inner side wall of the body 1, the scraper 44 rotates along with the rotation of the outer shaft 4, and the rotating scraper 44 scrapes the inner side wall of the body 1, so that raw materials are prevented from adhering to the inner side wall of the body 1 to cause raw materials waste and inconvenient cleaning.

In another example, the stirring blade 41 is provided with a plurality of first through holes 411, the auxiliary stirring blade 65 is provided with a plurality of second through holes 651, and the first through holes 411 are beneficial to reducing the resistance of the stirring blade 41, and can promote the flow of the raw materials and further stir the raw materials; the second through holes 651 facilitate less resistance in lifting and lowering of the stirring vane 65 while further mixing the raw materials.

Although embodiments of the present utility model have been disclosed in the foregoing description and illustrated in the drawings, it is not intended to be limited to the details and embodiments shown and described, but rather to be fully applicable to various fields of adaptation to the present utility model, and further modifications may be readily made by those skilled in the art without departing from the general concept defined by the claims and the equivalents thereof, and it is therefore apparent that the utility model is not limited to the specific details and illustrations shown and described herein, and that various changes and modifications may be made therein by those skilled in the art without departing from the spirit and scope of the utility model.

Claims (8)

1. A raw material stirring device, characterized by comprising:

the bottom of the body (1) is hinged on the base (2); the body (1) rotates around a hinge point under the drive of the dumping mechanism (3); the top of the body (1) is provided with a feed hopper (11), and one side of the top of the body is provided with a discharge pipe (12);

the stirring mechanism comprises an outer shaft (4) which is arranged in the body (1) and is driven to rotate by a first driving piece (5), an inner shaft (6) which can rotate relative to the outer shaft is arranged in the outer shaft (4), and the top end of the inner shaft (6) upwards penetrates out of the outer shaft (4) and is in transmission connection with a second driving piece (7) for driving the outer shaft to rotate in a positive and negative reciprocating manner;

be equipped with a plurality of stirring leaf (41) on outer axle (4) outer peripheral face, interior axle (6) wear out downwards the surface of outer axle (4) has screw thread section (61), screw thread connection has solid fixed ring (62) on screw thread section (61), the lateral wall of solid fixed ring (62) is equipped with a plurality of L shape puddler (63) evenly distributed in its circumference, vertical section (631) of puddler (63) pass through deflector (64) with fix guiding axle (13) sliding connection on body (1) diapire, vertical section (631) face one side of stirring leaf (41) be equipped with a plurality of in body (1) direction of height with auxiliary stirring leaf (65) of stirring leaf (41) interval alternate distribution.

2. A raw material stirring device according to claim 1, characterized in that the dumping mechanism (3) comprises a driving motor (31) installed in the cavity (21) of the base (2), a screw (32) and a movable seat (33) connected with the screw (32) through threads, two ends of the screw (32) are rotatably installed on a supporting frame (22) on the bottom of the cavity (21), an output shaft of the driving motor (31) is connected with the screw (32), the bottom of the movable seat (33) is in sliding fit with a guide groove (211) on the bottom of the cavity (21), a connecting rod (34) is hinged to the top of the movable seat, the other end of the connecting rod (34) penetrates out of a groove (23) on the top of the base (2) to be fixedly connected with a fixed sleeve (35), the fixed sleeve (35) is rotatably sleeved on a mounting shaft (36) on the bottom of the body (1), and a hinge point of the body (1) and the base (2) is arranged opposite to the mounting shaft (36).

3. A raw material stirring device as claimed in claim 1, characterized in that the first driving member (5) comprises a first motor (51) transversely mounted on the top of the body (1), the output end of the first motor (51) is connected with a driving wheel (52), and a driven wheel (42) meshed with the driving wheel (52) is fixed on the periphery of the top of the outer shaft (4).

4. A material stirring device as claimed in claim 1, characterized in that the second driving member (7) comprises a second motor (71), a full bevel gear (72), a first partial bevel gear (73) and a second partial bevel gear (74) mounted on top of the body (1), the output shaft of the second motor (71) being connected to the full bevel gear (72), the first partial bevel gear (73) and the second partial bevel gear (74) being mounted on the inner shaft (6) from top to bottom and both being engaged with the full bevel gear (72), the toothed portions of the first partial bevel gear (73) being staggered from the toothed portions of the second partial bevel gear (74).

5. A raw material stirring device as claimed in claim 1, characterized in that the guiding shaft (13) is internally fitted with an electric heating tube.

6. A material stirring device as claimed in claim 1, characterized in that the upper end of the threaded section (61) is provided with a stop collar (10).

7. A material stirring device as claimed in claim 1, characterized in that the top of the outer shaft (4) in the body (1) is connected to a scraper (44) by means of a transverse connecting rod (43), said scraper (44) being in contact with the inner side wall of the body (1).

8. A raw material stirring device as claimed in claim 1, wherein the stirring blade (41) is provided with a plurality of first through holes (411), and the auxiliary stirring blade (65) is provided with a plurality of second through holes (651).