Stirring equipment

Abstract

The utility model belongs to the technical field of stirring devices, and provides stirring equipment which comprises a driving motor, a coupling sleeve and a stirring paddle rod which are connected in sequence, the coupling sleeve is provided with an upper cylinder cavity located at the top and a lower cylinder cavity located at the bottom, the upper cylinder cavity and the lower cylinder cavity are coaxially arranged, the output shaft part of the driving motor is fixedly embedded in the upper cylinder cavity, and the stirring paddle rod part is fixedly embedded in the lower cylinder cavity. According to the stirring equipment provided by the utility model, the coupling sleeve with an integrated structure is arranged, so that the mounting and the dismounting are convenient and fast, meanwhile, the concentricity of the output shaft of the driving motor and the stirring paddle rod can be improved, eccentric shaking in the stirring process is reduced, the phenomenon that the stirring paddle rod falls off is avoided, and the stability and the reliability in use are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to stirring device technical field, especially related to a kind of stirring equipment. BACKGROUND

[0002] In the process of reagent production and related experiment, usually need to use stirring device to the production raw material or experimental reagent is stirred and mixed. The stirring device on market currently generally adopts coupling to connect stirring motor and stirring paddle, however, the existing coupling is mostly split structure, that is, part is fixedly connected with stirring motor, another part is fixedly connected with stirring paddle, during installation, due to installation error, it is difficult to guarantee the concentricity (coaxiality) of stirring motor and stirring paddle, resulting in eccentricity and shaking of stirring paddle during rotation stirring, seriously affect the stability and reliability of the whole stirring device, and long-time shaking and oscillation increases the risk of stirring paddle disengagement and falling, affects the stability of stirring paddle connection.

[0003] Therefore, it is necessary to design a stirring device which can effectively solve the above problems and defects. SUMMARY

[0004] The utility model discloses to solve above technical problem, propose a kind of stirring equipment, by setting the coupling sleeve of integrated structure, so that installation dismounts conveniently and quickly, it can improve the concentricity of driving motor output shaft and stirring paddle rod simultaneously, reduce eccentricity and shaking during stirring, avoid the phenomenon of stirring paddle rod falling off, improve the stability and reliability of use.

[0005] The technical scheme of the utility model is:

[0006] The utility model discloses a kind of stirring equipment, including driving motor, coupling sleeve and stirring paddle rod connected in sequence;

[0007] The coupling sleeve is provided with upper cylinder cavity at top and lower cylinder cavity at bottom, the upper cylinder cavity is coaxially arranged with the lower cylinder cavity, the output shaft of the driving motor is partially fixedly embedded in the upper cylinder cavity, and the stirring paddle rod is partially fixedly embedded in the lower cylinder cavity.

[0008] Preferably, the upper cylinder cavity and the lower cylinder cavity each include a threaded connection area and a clamping connection area arranged axially along the axis of the coupling sleeve, and the clamping connection area is arranged close to the two end portions of the coupling sleeve.

[0009] The output shaft end of the driving motor and the end of the stirring paddle rod are each provided with an external thread that matches the threaded connection area.

[0010] Preferably, the clamping connection area is provided with a fixed arc sleeve portion and a movable clamping portion coaxially and oppositely arranged.

[0011] The movable clamping part is movably connected with the fixed arc sleeve part at least at one end.

[0012] Preferably, one end of the movable clamping part is movably connected with the fixed arc sleeve part through a locking bolt, and the other end is fixedly connected with the fixed arc sleeve part.

[0013] Alternatively, both ends of the movable clamping part are movably connected with the fixed arc sleeve part through locking bolts.

[0014] Preferably, the fixed arc sleeve part is provided with an axially arranged key groove, and the output shaft of the driving motor and the stirring paddle rod are also provided with axially arranged key grooves.

[0015] Preferably, the end of the stirring paddle rod is provided with a paddle movably connected therewith, and the paddle is provided with a plurality of paddle blades uniformly and evenly arranged in the circumferential direction.

[0016] Compared with the prior art, the present application has the following advantages and effects:

[0017] (1) The coupling sleeve is provided with an upper cylinder cavity and a lower cylinder cavity, and the upper cylinder cavity and the lower cylinder cavity are coaxially arranged. During installation, only the output shaft of the driving motor is fixedly embedded in the upper cylinder cavity and the stirring paddle rod is fixedly embedded in the lower cylinder cavity, thereby effectively ensuring the concentricity of the output shaft of the driving motor and the stirring paddle rod, reducing eccentric shaking during stirring, improving the stability and reliability of the stirring equipment, and facilitating installation and disassembly, thereby reducing the difficulty of use, maintenance and replacement.

[0018] (2) The threaded connection area and the clamping connection area are axially arranged, and the clamping connection area is arranged close to the end portions of the two ends of the coupling sleeve. The output shaft of the driving motor and the stirring paddle rod are threadedly connected through the threaded connection area, thereby avoiding deviation and displacement in the axial direction. The output shaft of the driving motor and the stirring paddle rod are clamped and fixed through the clamping connection area, thereby avoiding displacement and deviation in the radial direction, and improving the stability and reliability of the overall connection.

[0019] (3) The key groove is axially arranged, and the limiting key adapted thereto is placed in the key groove, thereby effectively avoiding the deflection between the output shaft of the driving motor, the stirring paddle rod and the coupling sleeve, and further improving the stability of the connection. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 FIG. 1 is a structural schematic view of the stirring equipment in the embodiment 1 of the present application;

[0021] Figure 2 FIG. 2 is an exploded structural schematic view of the stirring equipment in the embodiment 1 of the present application;

[0022] Figure 3For Figure 2 Enlarged structural schematic view at middle position A;

[0023] Figure 4 For the structure schematic view of the shaft sleeve in the stirring equipment in embodiment 1 of the utility model;

[0024] Figure 5 For the structure schematic view of the shaft sleeve in the stirring equipment in embodiment 2 of the utility model;

[0025] Figure 6 For the structure schematic view of the shaft sleeve in the stirring equipment in embodiment 3 of the utility model.

[0026] The drawing figure mark: 1, drive motor;11, output shaft;2, shaft sleeve;21, upper cylinder cavity;22, lower cylinder cavity;3, stirring paddle rod;31, paddle;4, threaded connection area;5, clamping and pressing connection area;51, fixed arc sleeve part;52, movable clamping and pressing part;6, locking bolt;7, keyway. DETAILED DESCRIPTION

[0027] In order to make the person skilled in the art better understand the utility model, now further explanation of the utility model is made in combination with specific implementation manners.

[0028] Embodiment 1:

[0029] As Figures 1-4 Indicated, the utility model provides a kind of stirring equipment, it includes by upper to lower sequentially connected drive motor 1, shaft sleeve 2 and stirring paddle rod 3;Shaft sleeve 2 is provided with the upper cylinder cavity 21 at top and the lower cylinder cavity 22 at bottom, the upper cylinder cavity 21 and the lower cylinder cavity 22 are coaxially arranged, the bottom end portion of the output shaft 11 of drive motor 1 is partially fixedly embedded in the upper cylinder cavity 21, and the top end portion of stirring paddle rod 3 is partially fixedly embedded in the lower cylinder cavity 22, so that the output shaft 11 of drive motor 1 installed in the upper cylinder cavity 21 and stirring paddle rod 3 installed in the lower cylinder cavity 22 are coaxially arranged, to avoid eccentricity wobble phenomenon that appears in the process of rotation due to deviation from the axis.

[0030] Combination Figure 3 And Figure 4 Indicated, the upper cylinder cavity 21 and the lower cylinder cavity 22 all include threaded connection area 4 and clamping and pressing connection area 5 that are arranged axially along the axis of shaft sleeve 2, and the clamping and pressing connection area 5 is close to the both ends of shaft sleeve 2 End part arrangement, i.e. the clamping and pressing connection area 5 of upper cylinder cavity 21 is close to the upper end of shaft sleeve 2 End part arrangement, the clamping and pressing connection area 5 of lower cylinder cavity 22 is close to the lower end of shaft sleeve 2 End part arrangement, the threaded connection area 4 of upper cylinder cavity 21 and the threaded connection area 4 of lower cylinder cavity 22 are away from the both ends of shaft sleeve 2 End part arrangement.

[0031] Reference Figure 2 And Figure 3As shown in the drawings, the bottom end of the output shaft 11 of the driving motor 1 and the top end of the stirring paddle rod 3 are both provided with external threads matched with the threaded connection area 4.

[0032] As shown in the drawings, Figure 4 The clamping and pressing area 5 is provided with a fixed arc sleeve part 51 and a movable clamping and pressing part 52 coaxially and oppositely arranged, and both the fixed arc sleeve part 51 and the movable clamping and pressing part 52 are in the form of an arc-shaped sleeve structure. The movable clamping and pressing part 52 is movably connected to the fixed arc sleeve part 51 at least at one end, and in this embodiment, the movable clamping and pressing part 52 is movably connected to the fixed arc sleeve part 51 at one end through a locking bolt 6, and is fixedly connected to the fixed arc sleeve part 51 at the other end, and further, the end of the movable clamping and pressing part 52 fixedly connected to the fixed arc sleeve part 51 is connected in an integral structure. During use, first, the output shaft 11 of the driving motor 1 and the stirring paddle rod 3 are screwed into the upper and lower cylinder cavities 21 and 22 of the shaft sleeve 2 respectively through the threaded structure, and then the movable clamping and pressing part 52 is locked by locking the movable opening end through the locking bolt 6.

[0033] As shown in the drawings, Figure 1 And Figure 2 The stirring paddle rod 3 is provided at the end with a paddle 31 movably connected thereto, the paddle 31 is provided with two paddles 31 uniformly spaced in the circumferential direction, and the two paddles 31 are movably hinged through a hinge shaft provided at the bottom end of the stirring paddle rod 3, and the hinge shaft is perpendicularly connected to the stirring paddle rod 3, so as to adjust the included angle between the two paddles 31 and the stirring paddle rod 3 according to the stirring needs, and meet different stirring needs.

[0034] It should be noted that the depth of the hinge shaft embedded in the stirring paddle rod 3 can be adjusted to achieve the pressing and fixing of the paddle 31, so that the paddle 31 maintains a fixed angle during stirring.

[0035] Embodiment 2:

[0036] Embodiment 2 of the utility model is illustrated by using Figure 5 In addition, the parts that are not different from embodiment 1 are omitted and the same reference signs are assigned.

[0037] As shown in the drawings, Figure 5 The stirring equipment of the utility model relates to, wherein the movable clamping and pressing part 52 is movably connected to the fixed arc sleeve part 51 at both ends through the locking bolt 6, and the pressing of the locking bolt 6 at both ends improves the pressing force on the output shaft 11 of the driving motor 1 and the stirring paddle rod 3, avoiding the radial deviation and shaking of the output shaft 11 and the stirring paddle rod 3.

[0038] Embodiment 3:

[0039] Embodiment 3 of the utility model is illustrated by using Figure 6The description will be given. In addition, the description is omitted for the parts not different from those of Example 1, and the same reference numerals are assigned.

[0040] As shown in Figure 6 The utility model relates to the stirring equipment of fixed arc cover part 51 is provided with the keyway 7 of axial arrangement, simultaneously the output shaft 11 of drive motor 1 and stirring paddle rod 3 are provided with the keyway 7 (not shown in the drawing) of axial arrangement too, by inserting the limiting key of adaptation in the keyway 7, can avoid the axial rotation between the shaft sleeve 2 and output shaft 11, stirring paddle rod 3 in the stirring process, to realize the stable connection between the shaft sleeve 2 and the output shaft 11 of drive motor 1, stirring paddle rod 3, avoid the phenomenon that stirring paddle rod 3 and shaft sleeve 2 fall off.

[0041] In conclusion, the utility model provides the stirring equipment, through setting up the shaft sleeve of integrated structure, makes the installation and removal convenient and fast, can improve the concentricity of drive motor output shaft and stirring paddle rod simultaneously, reduces the eccentric swing in the stirring process, avoids the phenomenon that stirring paddle rod falls off, improves the stability and reliability of use.

[0042] The above is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and all equivalent changes and modifications made within the scope of the utility model should still belong to the coverage within the utility model.

Claims

1. A stirring apparatus, characterized by: The driving motor (1), the shaft sleeve (2) and the stirring paddle rod (3) are sequentially connected. The shaft sleeve (2) is provided with an upper cylinder cavity (21) at the top and a lower cylinder cavity (22) at the bottom, the upper cylinder cavity (21) and the lower cylinder cavity (22) are coaxially arranged, the output shaft (11) of the driving motor (1) is partially fixedly embedded in the upper cylinder cavity (21), and the stirring paddle rod (3) is partially fixedly embedded in the lower cylinder cavity (22).

2. The apparatus of claim 1, wherein: The upper cylinder cavity (21) and the lower cylinder cavity (22) each comprise a threaded connection area (4) and a clamping connection area (5) arranged axially along the axis of the shaft sleeve (2), and the clamping connection area (5) is arranged close to the two end portions of the shaft sleeve (2). The end portion of the output shaft (11) of the driving motor (1) and the end portion of the stirring paddle rod (3) are each provided with an external thread matched with the threaded connection area (4).

3. The apparatus of claim 2, wherein: The clamping connection area (5) is provided with a fixed arc sleeve portion (51) and a movable clamping portion (52) coaxially and oppositely arranged. At least one end of the movable clamping portion (52) is movably connected with the fixed arc sleeve portion (51).

4. The apparatus of claim 3, wherein: One end of the movable clamping portion (52) is movably connected with the fixed arc sleeve portion (51) through a locking bolt (6), and the other end is fixedly connected with the fixed arc sleeve portion (51). Alternatively, both ends of the movable clamping portion (52) are movably connected with the fixed arc sleeve portion (51) through locking bolts (6).

5. The apparatus of claim 3, wherein: The fixed arc sleeve portion (51) is provided with an axially arranged key groove (7), and the output shaft (11) of the driving motor (1) and the stirring paddle rod (3) are also provided with axially arranged key grooves (7).

6. The apparatus of claim 1, wherein: The stirring paddle rod (3) is provided with a paddle (31) movably connected at the end, and the paddle (31) is provided with a plurality of paddles uniformly and evenly arranged in the circumferential direction.

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