CN113058523A

CN113058523A - Conveying and mixing device and blade positioning tool

Info

Publication number: CN113058523A
Application number: CN202110487794.9A
Authority: CN
Inventors: 彭晓堃; 于晓燕; 张传欣; 何浩; 杨涛
Original assignee: Shanghai Senyong Engineering Equipment Co ltd
Current assignee: Shanghai Senyong Engineering Equipment Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-07-02

Abstract

The invention relates to the technical field of reactor mixing, and particularly discloses a conveying and mixing device and a blade positioning tool, which comprise a connecting body and a plurality of conveying and mixing mechanisms, wherein the plurality of conveying and mixing mechanisms are arranged at intervals along the circumferential direction of the connecting body; the conveying and mixing mechanism comprises: the blades are arranged along the axial direction of the connector at intervals and can rotate around the radial direction of the connector so as to adjust the axial included angle between the blades and the connector, and the axial positions of the blades along the connector are adjustable. The blades can be adjusted according to the process requirements of the material by changing the distance and the angle of the blades, the material has partial motion along the axial line, the radial direction and the tangential direction of the connecting body, and the speed ratio of the partial motion along the axial direction, the radial direction and the tangential direction is changed by adjusting the positions of the blades. The blades of the same group of conveying and mixing mechanisms are arranged at intervals, so that the materials can reciprocate between two adjacent blades in the axial direction, the movement strength of the materials is enhanced, the reaction rate is increased, and the process requirements are met.

Description

Conveying and mixing device and blade positioning tool

Technical Field

The invention relates to the technical field of reactors, in particular to a conveying and mixing device and a blade positioning tool.

Background

In a horizontal drum reactor, for solid-liquid reaction, it is necessary to convey and mix materials in the reactor by a conveying and mixing device. The conveying and mixing device can move the materials participating in the reaction so as to accelerate the reaction speed of the materials; the stronger and more complex the movement of the material, the faster and more sufficient the reaction speed, the higher the utilization rate of the raw material, and the residual impurities which do not participate in the reaction can be discharged under the conveying action; the conveying and mixing device in the prior art comprises a helical blade, the helical blade can mix and convey materials, but the helical blade structure is fixed, the moving direction and the moving speed of the materials are fixed, and different process requirements cannot be met.

Disclosure of Invention

One object of the present invention is to provide a conveying and mixing device, so that the mixing intensity and conveying parameters of the conveying and mixing device can be adjusted, thereby meeting different process requirements.

In order to achieve the purpose, the invention adopts the following technical scheme:

a conveying and mixing device comprises a connecting body and a plurality of conveying and mixing mechanisms, wherein the plurality of conveying and mixing mechanisms are arranged at intervals along the circumferential direction of the connecting body; the conveying and mixing mechanism comprises:

the blades are connected to the inner wall of the connecting body at intervals in the axial direction of the connecting body and can rotate in the radial direction of the connecting body so as to adjust the included angle between the blades and the axial direction of the connecting body, and the positions of the blades in the axial direction of the connecting body are adjustable.

The conveying and mixing device can change the spacing and the angle of the blades, so that the blades can be adjusted according to the process requirements of material reaction, the materials have partial motion along the axial line, the radial direction and the tangential direction of the connecting body, and the speed ratio of the partial motion in the axial direction, the radial direction and the tangential direction is changed by adjusting the position of the blades. If the reaction speed of the materials is higher, the materials need to be transmitted at a higher transmission speed and mixed at a lower mixing intensity, and the axial included angle alpha between the blade and the connecting body is adjusted to be between 45 degrees and less than 90 degrees, wherein the larger the angle is, the higher the transmission speed is, and the lower the mixing intensity is; when the reaction speed of the materials is low, the materials need to be transmitted at a low transmission speed and mixed at a high mixing intensity, the axial included angle alpha between the blade and the connecting body is adjusted to be 0 & lt alpha & lt 45 degrees, wherein the smaller the angle, the lower the transmission speed is, and the higher the mixing intensity is. Simultaneously, compare with current continuous helical blade, because a plurality of blades interval settings of conveying mixing mechanism with the group, consequently the material can be between two adjacent blades, in axial reciprocating motion, and the blade interval setting of two sets of conveying mixing mechanism adjacent, consequently the material is along tangential intermittent motion between two adjacent blades in the periphery to strengthen the kinematic strength of material, improve reaction rate.

Preferably, the conveying and mixing mechanism further includes:

the installation rod is connected to the inner wall of the connecting body, the length direction of the installation rod is consistent with the axial direction of the connecting body, and the blades are connected to the installation rod in a position-adjustable mode.

A plurality of blades are installed one by one to the installation rod to form an integral structure, and then the integral structure is fixed to the connecting body, so that the installation efficiency is improved.

Preferably, the conveying and mixing mechanism further comprises a position adjusting assembly, and the position adjusting assembly comprises:

the mounting seat is connected to the mounting rod in a position-adjustable manner along the length direction of the mounting rod;

the installation axle, the blade connect in the installation axle, the installation axle is followed the radial extension of connector, and wind the radial rotationally connect in of connector in the mount pad.

The position adjustment assembly may facilitate position adjustment of the blade.

Preferably, the outer contour of the cross section of the mounting seat is a polygon, the mounting seat is provided with a first mounting hole, the cross section of the first mounting hole is in accordance with the polygon, and the mounting rod penetrates through the first mounting hole.

The polygonal first mounting hole and the mounting seat can prevent the mounting seat from rotating around the mounting rod to influence the position accuracy of the blade. The polygon may be a regular polygon such as a rectangle or a hexagon, or an irregular polygon, as long as the mount can be restricted from rotating around the mount bar.

Preferably, the position adjustment assembly further comprises a first connecting member;

the mounting seat is also provided with a first slit which is communicated with the first mounting hole; the first connecting piece is connected to the mounting seat and penetrates through the first slit so as to adjust the width of the first slit, so that the mounting seat can slide along the mounting rod or the mounting seat is locked on the mounting rod.

The arrangement of the first slit and the first connecting piece can facilitate the sliding and locking of the mounting seat.

Preferably, the position adjustment assembly further comprises a second connector;

a second mounting hole is formed in the mounting seat, and the mounting shaft penetrates through the second mounting hole; the mounting seat is further provided with a second slit, and the second slit is connected to the mounting seat and penetrates through the second mounting hole so as to adjust the width of the second slit, so that the mounting shaft can rotate around the second mounting hole or the mounting shaft is locked on the mounting seat.

The sliding and locking of the installation shaft can be facilitated by the arrangement of the second slit and the second connecting piece.

Preferably, a single set of said blades on each set of said conveying and mixing mechanisms forms an interrupted first ribbon; or, a plurality of groups of blades of the conveying and mixing mechanism form a discontinuous second spiral belt together.

The second helical band may be a single helix, a double helix, or a multiple helix. The plurality of blades form the first spiral band or the second spiral band which is interrupted, so that the material is allowed to intermittently move in the axial direction, the movement strength of the material is enhanced, and the reaction rate is increased.

Preferably, the blade extends from the side of the mounting rod to the side of the mounting rod away from the central axis of the connecting body, and one end of the blade close to the inner wall of the connecting body is in a circular arc structure protruding towards the inner wall of the connecting body.

The arc structure can reduce the distance between the blade and the inner wall of the connector, thereby reducing or avoiding incomplete reaction and discharging impurities which do not participate in the reaction caused by the fact that the materials with high density are always deposited on the lower part of the connector as much as possible.

Another object of the present invention is to provide a blade positioning tool to ensure the mounting accuracy of the blade.

a blade positioning tool for positioning a blade in a transport mixing apparatus as described above, the blade positioning tool comprising:

the distance positioning mechanism is used for determining the distance between two adjacent blades;

and the angle positioning mechanism is used for determining an included angle between the blade and the axis of the connecting body of the conveying and mixing device.

When the blade positioning tool is used, the distance between two adjacent blades is adjusted in place by using the distance positioning mechanism, the angle of the blades is adjusted in place by the angle positioning mechanism, the two tools are separately used and do not interfere with each other, the use is convenient, and the blade positioning is simple.

Preferably, the conveying and mixing device further comprises a mounting rod, a mounting seat and a mounting shaft, the mounting seat is slidably connected to the mounting rod, the mounting shaft is rotatably connected to the mounting seat, and the blades are connected to the mounting shaft;

the distance positioning mechanism includes:

the measuring rod can be placed on two adjacent installation seats in parallel with the installation rods, and is provided with length scales;

the fixed flange is connected to one end of the measuring rod;

the movable flange is arranged on the measuring rod in a position-adjustable manner along the length direction of the measuring rod, and the end surface of the movable flange and the end surface of the fixed flange can be respectively abutted against the side surfaces of the two adjacent mounting seats;

the angle positioning mechanism includes:

a dial having an angle scale;

an angle indicator, one end of which is rotatably connected to the dial to position the angle of the blade by the angle indicator;

and the dial positioning assembly is used for positioning the dial so as to determine the zero-degree position of the angle indicator and enable the central rotating shaft of the angle indicator to be coaxial with the mounting shaft.

The invention has the beneficial effects that:

the conveying and mixing device provided by the invention can change the spacing and the angle of the blades, so that the blades can be adjusted according to the process requirement of material reaction, the materials have partial motion along the axis, the radial direction and the tangential direction of the roller, and the speed ratio of the axial direction, the radial direction and the tangential direction of the partial motion is changed by adjusting the position of the blades. Simultaneously, compare with current continuous helical blade, because a plurality of blades interval settings of conveying mixing mechanism with the group, consequently the material can be between two adjacent blades, move in the axial, and two sets of adjacent conveying mixing mechanism's blade interval settings, consequently the material is along tangential intermittent motion between two adjacent blades in the circumference to strengthen the kinematic strength of material, improve reaction rate.

Drawings

FIG. 1 is a schematic structural diagram of a mixing device with a hidden roller according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a conveying and mixing mechanism provided in an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is a schematic structural view of a blade positioning tool according to an embodiment of the present invention when positioning a blade;

FIG. 6 is a schematic structural view of another perspective of the blade positioning tool provided by the embodiments of the present invention when positioning a blade;

fig. 7 is a cross-sectional view of an angular positioning mechanism and a partial feed mixing mechanism provided in an embodiment of the present invention.

In the figure:

1. a conveying and mixing mechanism; 11. a blade; 12. mounting a rod; 13. a position adjustment assembly; 131. a mounting seat; 132. a first connecting member; 133. a first slit; 134. a second connecting member; 135. a second slit; 136. installing a shaft;

2. a drum;

3. a distance positioning mechanism; 31. a measuring rod; 32. a fixing flange; 33. a movable flange; 34. a first locking screw;

4. an angle positioning mechanism; 41. a dial scale; 411. a circular arc hole; 42. an angle indicator; 421. a stopper; 422. an indicator body; 43. a dial positioning assembly; 431. positioning a plate; 432. positioning the projection; 44. and a second locking screw.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the present invention, the directional terms such as "upper", "lower", "left", "right", "inner" and "outer" are used for easy understanding without making a contrary explanation, and thus do not limit the scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides a conveying and mixing device which is used for mixing and conveying materials, so that the mixing reaction speed and the conveying speed of the materials are adjustable, and different process requirements are met.

As shown in fig. 1, the conveying and mixing device provided by the present embodiment includes a connecting body and a plurality of conveying and mixing mechanisms 1, where the plurality of conveying and mixing mechanisms 1 are spaced along a circumferential direction of the connecting body; specifically, the connecting body can be a roller 2 or a rotating shaft, and the connecting body only needs to be connected with the conveying and mixing mechanism 1 and drive the conveying and mixing mechanism 1 to rotate. In the present embodiment, the connecting body is taken as an example of the drum 2, and in the present embodiment, a plurality of conveying and mixing mechanisms 1 are provided in the drum 2 at intervals in the circumferential direction of the drum 2. Referring to fig. 2, the conveying and mixing mechanism 1 includes a plurality of blades 11, the plurality of blades 11 are connected to the inner wall of the drum 2 at intervals along the axial direction of the drum 2, the blades 11 can rotate around the radial direction of the drum 2 to adjust the axial included angle between the blades 11 and the drum 2, the positions of the blades 11 along the axial direction of the drum 2 are adjustable, and further the distance between two adjacent blades 11 can be changed.

The conveying and mixing device provided by the embodiment can change the spacing and the angle of the blades 11, so that the blades 11 can be adjusted according to the process requirements of materials, the materials can have partial motion in the axial direction, the radial direction and the tangential direction of the drum 2, and the speed ratio of the partial motion in the axial direction, the radial direction and the tangential direction can be changed by adjusting the position of the blades 11, if the reaction speed of the materials is high, the materials need to be conveyed at a high conveying speed and mixed at a low mixing intensity, the included angle alpha between the blades 11 and the axial direction of the drum 2 is adjusted to be 45 degrees or more and alpha < 90 degrees, wherein the larger the angle is, the higher the conveying speed is, and the mixing intensity is lower; when the reaction speed of the materials is slow, the materials need to be transmitted at a low transmission speed and mixed at a high mixing intensity, the included angle alpha between the blade 11 and the axial direction of the roller 2 is adjusted to be 0 & lt alpha & gt 45 DEG, wherein the smaller the angle is, the lower the transmission speed is, and the higher the mixing intensity is. Simultaneously, compare with current continuous helical blade, because a plurality of blades 11 interval settings of conveying mixing mechanism 1 with the group, consequently the material can be between two adjacent blades 11, move in the axial, and the blade 11 interval settings of two sets of adjacent conveying mixing mechanism 1, consequently the material is along tangential motion between two adjacent blades 11 in circumference to strengthen the kinematic strength of material, improve reaction rate.

Preferably, the blades 11 of the conveying and mixing device provided by the present embodiment simulate helical blades, and a plurality of blades 11 on the same set of conveying and mixing mechanism 1 are defined as a set of blades 11, and a single set of blades 11 on each set of conveying and mixing mechanism 1 forms an interrupted first helical band. Alternatively, the sets of blades 11 of the plurality of sets of conveying and mixing mechanisms 1 collectively form an interrupted second helical band, it being understood that the second helical band may be a single helix, a double helix, or a multiple helix. Compared with the prior art that the helical blades 11 are continuous, the plurality of blades 11 form the first or second discontinuous helical bands, so that the material is allowed to intermittently move in the axial direction, the movement strength of the material is enhanced, and the reaction rate is increased.

It should be noted that the present invention does not limit the orientation of the plurality of blades 11 of the conveying and mixing device, and the skilled person can set the orientation according to the actual use requirement, for example, the plurality of blades 11 can also be arranged in parallel, and the orientation of the plurality of blades 11 can be changed without departing from the basic principle of the present invention as long as the materials can be conveyed and mixed.

In addition, it should be noted that, the distance between two adjacent blades 11 on each group of conveying and mixing mechanism 1 is not limited, and the technician can set the distance according to the actual use requirement, for example, the blades 11 are arranged at equal intervals, or arranged at unequal intervals, or for example, the distance between the blades 11 close to the inlet end of the drum 2 is smaller than the distance between the blades 11 close to the outlet end of the drum 2, and further, the distance between the blades 11 is gradually reduced from the inlet end side of the drum 2 to the outlet end side, that is, a discontinuous helical ribbon with gradually changed pitch or a conveying and mixing mechanism 1 with gradually changed pitch and parallel blades 11 are formed, so that the materials are fully mixed and reacted in the initial stage when entering the drum 2, and are rapidly transmitted in the later stage when entering the drum 2, thereby improving the reaction rate and the yield.

As shown in fig. 2, in order to facilitate installation of the plurality of blades 11, it is preferable that the transporting and mixing mechanism 1 further includes an installation rod 12, the installation rod 12 is connected to an inner wall of the drum 2, a length direction of the installation rod 12 coincides with an axial direction of the drum 2, and the plurality of blades 11 are position-adjustably connected to the installation rod 12. The plurality of blades 11 are installed one by one to the installation rod 12 to form an integral structure, and then the integral structure is fixed to the inner wall of the drum 2, thereby improving installation efficiency.

As shown in fig. 3, further, in order to make the position of the blade 11 relative to the mounting rod 12 adjustable, the conveying and mixing mechanism 1 further includes a position adjusting assembly 13, and the position adjusting assembly 13 includes a mounting seat 131 and a mounting shaft 136. The mount 131 is connected to the mounting rod 12 in a position adjustable along the length of the mounting rod 12, thereby adjusting the position of the vane 11 in the axial direction of the drum 2. The vane 11 is connected to a mounting shaft 136, the mounting shaft 136 extends in the radial direction of the drum 2, and is rotatably connected to the mounting seat 131 around the radial direction of the drum 2, so as to adjust the included angle between the vane 11 and the axial direction of the drum 2.

Carry mixing arrangement pivoted in-process, blade 11 mixing material, the material must be to blade 11 exert along 2 tangential effort of cylinder, blade 11 can apply tangential effort for mount pad 131 simultaneously, in mixing process, for preventing that mount pad 131 from rotating around installation pole 12 and influencing the position accuracy of blade 11, preferably, the cross section outline of mount pad 131 is the polygon, first mounting hole has been seted up to mount pad 131, the cross sectional shape of first mounting hole is unanimous with the polygon, first mounting hole is worn to locate by installation pole 12. It should be noted that, the present invention does not limit any polygon, and the skilled person can set the polygon according to the actual use requirement, for example, the polygon may be a regular polygon such as a rectangle, a hexagon, or the like, or an irregular polygon, as long as the rotation of the mounting seat 131 around the mounting rod 12 can be limited.

As shown in fig. 4, in order to adjust the position of the mounting seat 131 along the length direction of the mounting rod 12 and lock the position of the mounting seat 131, the position adjusting assembly 13 further includes a first connecting member 132, the mounting seat 131 is further provided with a first slit 133, and the first slit 133 is communicated with the first mounting hole; the first connecting member 132 is connected to the mounting seat 131 and passes through the first slit 133 to adjust the width of the first slit 133 so that the mounting seat 131 can slide along the mounting rod 12 or the mounting seat 131 can be locked to the mounting rod 12. Preferably, the first connecting member 132 is a screw, and the first slit 133 can be widened by unscrewing the first connecting member 132, so that the first mounting hole is enlarged, and the mounting seat 131 can slide along the mounting rod 12; tightening the first connector 132 reduces the size of the first slot 133, which in turn reduces the first mounting hole, thereby locking the mounting block 131 to the mounting rod 12.

In order to rotate and lock the blade 11 conveniently, the position adjusting assembly 13 further includes a second connecting member 134, a second mounting hole is formed in the mounting seat 131, and the mounting shaft 136 penetrates through the second mounting hole; the mounting base 131 is further provided with a second slit 135, and the second connecting member 134 is connected to the mounting base 131 and passes through the second mounting hole to adjust the width of the second slit 135, so that the mounting shaft 136 can rotate around the second mounting hole or the mounting shaft 136 is locked to the mounting base 131. Preferably, the second connecting member 134 is a screw, and the second slit 135 can be widened by unscrewing the second connecting member 134, so that the second mounting hole is enlarged to rotate the mounting shaft 136; tightening the second link 134 reduces the size of the second slot 135, which in turn reduces the second mounting hole, thereby locking the mounting shaft 136 to the mounting block 131.

It will be appreciated that the materials involved in the reaction may include a solvent and a solute, the densities of the solvent and the solute are often different, and the solute tends to be deposited downward, as exemplified by the density of the solute being greater than that of the solvent, and in order to avoid incomplete reaction caused by the solute being deposited all the way to the lower part of the drum 2, the vanes 11 provided in this embodiment are preferably arranged to minimize the distance from the inner wall of the drum 2. Specifically, the blade 11 extends from the side of the mounting rod 12 away from the central axis of the drum 2, and the end of the blade 11 close to the drum 2 is a circular arc structure protruding towards the inner wall of the drum 2, and the circular arc structure is preferably in contact with the wall of the drum 2 or has a small gap, so as to avoid material deposition at the lower part of the drum 2.

As shown in fig. 5, in order to facilitate the positioning of the blade 11, the present embodiment also provides a blade positioning tool which can be used for positioning the blade 11 in the above-mentioned conveying and mixing device, and the blade positioning tool includes a distance positioning mechanism 3 and an angle positioning mechanism 4. The distance positioning mechanism 3 is used to determine the distance between two adjacent blades 11. The angular positioning means 4 are used to determine the angle between the blades 11 and the axis of the drum 2 transporting the mixing device.

When the blade positioning tool is used, firstly, the distance between two adjacent blades 11 is adjusted in place by using the distance positioning mechanism 3, then the angle of the blades 11 is adjusted in place by using the angle positioning mechanism 4, the two tools are separately used and do not interfere with each other, the use is convenient, and the positioning of the blades 11 is simple.

The distance positioning mechanism 3 includes a measuring rod 31, a fixed flange 32, and a movable flange 33. The measuring rod 31 can be placed parallel to the mounting rod 12 on two adjacent mounting seats 131, the measuring rod 31 having a length scale. The fixing flange 32 is connected to one end of the measuring rod 31, and an end surface of the fixing flange 32 can be brought into contact with one side of the mounting seat 131 in the longitudinal direction of the mounting rod 12. The movable flange 33 is provided on the measuring rod 31 so as to be adjustable in position in the longitudinal direction of the measuring rod 31, and an end surface of the movable flange 33 can abut against one side of the other mounting seat 131 in the longitudinal direction of the mounting rod 12.

When the distance positioning mechanism 3 is used, the measuring rod 31 is placed on the two adjacent mounting seats 131, at least one mounting seat 131 is adjusted after winding, one side, away from each other, of each mounting seat 131 is abutted to one side, close to each other, of the fixed flange 32 and the movable flange 33, the distance between the two mounting seats 131 is adjusted in place, and finally the mounting seats 131 are locked through the first connecting piece 132. It should be noted that, in the present invention, the surfaces of the movable flange 33 and the fixed flange 32 abutting against the mounting seats 131 are not limited at all, and a skilled person may set the surfaces according to actual use requirements as long as the movable flange 33 and the fixed flange 32 abut against one side of the direction in which the plurality of mounting seats 131 are arranged in sequence.

In addition, aiming at different distances between the installation seats 131, the position of the movable flange 33 can be adjusted, and the distance between the movable flange 33 and the fixed flange 32 can be changed, so that different distance requirements between the installation seats 131 can be met.

Furthermore, in order to unlock and lock the position of the movable flange 33, a first locking screw 34 is connected to the movable flange 33, the first locking screw 34 is screwed with the movable flange 33 and extends along the radial direction of the movable flange 33, when the movable flange 33 needs to be locked, the first locking screw 34 is rotated to enable the first locking screw 34 to abut against the mounting rod 12, and at the moment, the movable flange 33 cannot slide along the mounting rod 12; when it is desired to unlock the movable flange 33, the first locking screw 34 is rotated in the opposite direction to allow the first locking screw 34 to be spaced from the mounting rod 12, and the movable flange 33 can slide along the mounting rod 12.

As shown in fig. 5 and 6, the angle positioning mechanism 4 includes a scale plate 41, an angle indicator 42, and a scale plate positioning member 43, the scale plate 41 having an angle scale, and one end of the angle indicator 42 being rotatably connected to the scale plate 41 to position the angle of the vane 11 by the angle indicator 42. The dial positioning assembly 43 is used to position the dial 41 to determine the zero degree position of the angle indicator 42 and to have the central rotational axis of the angle indicator 42 coaxial with the mounting shaft 136.

In using the angle positioning mechanism 4, the angle indicator 42 is first adjusted to the angle to which the vane 11 is actually rotated, such as 45 °, 30 °, etc., then the position of the dial 41 is determined by the dial positioning assembly 43 so that the corresponding zero positions of the different vanes 11 are the same, and finally the vane 11 is rotated to the position opposite to the angle indicator 42 and the mounting shaft 136 is locked by the second connector 134, thereby completing the angular position adjustment of the vane 11.

Preferably, dial 41 is semi-circular, and the side flat surfaces of dial 41 may abut mounting seat 131 to assist dial positioning assembly 43 in positioning dial 41. The dial 41 is provided with two circular holes 411, and the two circular holes 411 and the dial 41 are concentrically arranged. The angle indicator 42 may rotate in the circular arc hole 411, thereby adjusting the angle of the angle indicator 42.

As shown in fig. 6 and 7, the dial positioning assembly 43 includes two positioning plates 431 and two positioning protrusions 432, and the two positioning plates 431 may be interposed on two sides of the mounting seat 131 along the length direction of the mounting rod 12, so as to ensure that the zero point position of the dial 41 is relatively uniform when each mounting seat 131 is positioned. One end of the angle indicator 42 is connected to the positioning boss 432, the positioning boss 432 is provided with a positioning hole, and the upper end of the mounting shaft 136 protrudes out of the mounting seat 131 to be rotatably inserted into the positioning hole relative to the mounting shaft 136, so as to ensure that the rotation center of the angle indicator 42 coincides with the rotation center of the mounting shaft 136, and further, the dial 41 is positioned.

As shown in fig. 5 and 6, the angle indicator 42 preferably includes an indicator body 422, and a stopper 421 and a second locking screw 44 connected to a lower side of the indicator body 422, the stopper 421 and the second locking screw 44 passing through the two circular arc holes 411, respectively. One end of the indicating member body 422 is connected to the positioning boss 432 and is located on the upper side of the dial 41, one end of the indicating member body 422 rotates around the mounting shaft 136, the stopper 421 and the second locking screw 44 rotate along with the indicating member body 422, and the angle indicating member 42 is rotated to a proper position to lock the second locking screw 44. Alternatively, the stop member 421 is inserted into the arc hole 411 on the outer side, the second locking screw 44 is inserted into the arc hole 411 on the inner side, and the stop member 421 is located on the outer side farther from the center, so that the position accuracy of the blade 11 can be improved.

When the position of the vane 11 is adjusted, the vane 11 is rotated to make the vane 11 abut against the stop member 421, the vane 11 is adjusted to the position, and then the vane 11 is locked by the second connecting member 134 to limit the rotation dislocation of the vane 11.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The conveying and mixing device is characterized by comprising a connecting body and a plurality of conveying and mixing mechanisms (1), wherein the plurality of conveying and mixing mechanisms (1) are arranged at intervals along the circumferential direction of the connecting body; the conveying and mixing mechanism (1) comprises:

the blade connecting structure comprises a plurality of blades (11), wherein the blades (11) are connected to the inner wall of the connecting body at intervals in the axial direction of the connecting body, the blades (11) can rotate around the radial direction of the connecting body so as to adjust the axial included angle between the blades (11) and the connecting body, and the axial position of the blades (11) along the connecting body is adjustable.

2. The conveying mixing device according to claim 1, characterized in that the conveying mixing mechanism (1) further comprises:

the installation rod (12) is connected to the inner wall of the connecting body, the length direction of the installation rod (12) is consistent with the axial direction of the connecting body, and the blades (11) are connected to the installation rod (12) in a position-adjustable mode.

3. The conveying mixing device according to claim 2, characterized in that the conveying mixing mechanism (1) further comprises a position adjusting assembly (13), the position adjusting assembly (13) comprising:

a mounting seat (131) connected to the mounting rod (12) so as to be adjustable in position along the longitudinal direction of the mounting rod (12);

a mounting shaft (136), the blade (11) is connected to the mounting shaft (136), the mounting shaft (136) extends along the radial direction of the connecting body, and is rotatably connected to the mounting seat (131) around the radial direction of the connecting body.

4. The conveying mixing device according to claim 3, wherein the cross-sectional outer contour of the mounting seat (131) is a polygon, the mounting seat (131) is provided with a first mounting hole, the cross-sectional shape of the first mounting hole is consistent with the polygon, and the mounting rod (12) is arranged in the first mounting hole in a penetrating manner.

5. The conveying mixing device according to claim 4, characterized in that the position adjustment assembly (13) further comprises a first connecting piece (132);

the mounting seat (131) is further provided with a first slit (133), and the first slit (133) is communicated with the first mounting hole; the first connecting piece (132) is connected to the mounting seat (131) and penetrates through the first slit (133) to adjust the width of the first slit (133), so that the mounting seat (131) can slide along the mounting rod (12) or the mounting seat (131) can be locked on the mounting rod (12).

6. The conveying mixing device according to claim 3, characterized in that the position adjustment assembly (13) further comprises a second connection (134);

a second mounting hole is formed in the mounting seat (131), and the mounting shaft (136) penetrates through the second mounting hole; the mounting seat (131) is further provided with a second slit (135), the second slit (135) is connected to the mounting seat (131) and penetrates through the second mounting hole to adjust the width of the second slit (135), so that the mounting shaft (136) can rotate around the second mounting hole or the mounting shaft (136) is locked to the mounting seat (131).

7. The conveying mixing device according to any one of claims 1-6, characterised in that a single set of said blades (11) on each set of said conveying mixing means (1) forms an interrupted first helical band; or a plurality of groups of blades (11) of the conveying and mixing mechanism (1) together form a discontinuous second spiral belt.

8. The conveying and mixing device according to any of claims 2-6, characterized in that the blade (11) extends from the side of the mounting rod (12) away from the central axis of the connecting body, and the end of the blade (11) close to the inner wall of the connecting body is in the form of a circular arc protruding towards the inner wall of the connecting body.

9. A blade positioning tool for positioning a blade (11) in a conveying and mixing device according to any one of claims 1 to 8, comprising:

distance positioning means (3) for determining the distance between two adjacent blades (11);

and the angle positioning mechanism (4) is used for determining an included angle between the blade (11) and the axis of the connecting body of the conveying and mixing device.

10. The blade positioning tool of claim 9,

the conveying and mixing device further comprises a mounting rod (12), a mounting seat (131) and a mounting shaft (136), wherein the mounting seat (131) is connected to the mounting rod (12) in a sliding mode, the mounting shaft (136) is connected to the mounting seat (131) in a rotating mode, and the blades (11) are connected to the mounting shaft (136);

the distance positioning mechanism (3) includes:

a measuring rod (31) which can be placed on two adjacent mounting seats (131) in parallel with the mounting rod (12), wherein the measuring rod (31) is provided with a length scale;

a fixing flange (32) connected to one end of the measuring rod (31);

the movable flange (33) is arranged on the measuring rod (31) in a position-adjustable manner along the length direction of the measuring rod (31), and both the end surface of the movable flange (33) and the end surface of the fixed flange (32) can be abutted to the side surfaces of two adjacent mounting seats (131);

the angular positioning mechanism (4) comprises:

a dial (41) having an angle scale;

an angle indicator (42), one end of the angle indicator (42) being rotatably connected to the dial (41) to position the angle of the blade (11) by the angle indicator (42);

a dial positioning assembly (43) for positioning the dial (41) to determine a zero degree position of the angle indicator (42) and to have a central axis of rotation of the angle indicator (42) coaxial with the mounting shaft (136).