CN210206714U - Stirrer with overload protection mechanism - Google Patents
Stirrer with overload protection mechanism Download PDFInfo
- Publication number
- CN210206714U CN210206714U CN201920669781.1U CN201920669781U CN210206714U CN 210206714 U CN210206714 U CN 210206714U CN 201920669781 U CN201920669781 U CN 201920669781U CN 210206714 U CN210206714 U CN 210206714U
- Authority
- CN
- China
- Prior art keywords
- ring
- transmission
- output gear
- transmission ring
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 99
- 238000003756 stirring Methods 0.000 claims description 20
- 238000003466 welding Methods 0.000 claims description 2
- 210000003746 feather Anatomy 0.000 claims 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Accessories For Mixers (AREA)
Abstract
The utility model relates to an agitator technical field specifically is an agitator with overload protection mechanism, including the transmission box, the perpendicular roof that runs through the transmission box downwards of the motor shaft who establishes on the motor, the output gear is connected through output gear bearing in the motor shaft, the annular transmission ring that goes up of lower surface integrated into one piece of output gear, sliding key axial region sliding connection of the lower part of motor shaft has the lower transmission ring, go up the annular meshing tooth cooperation card that transmission ring lower surface and lower transmission ring upper surface were established, lower transmission ring slides from top to bottom through two plug-type electromagnet control, beneficial effect is: the utility model discloses detect agitator overload during operation at check out test set, two flexible magnet cores of plug-type electromagnet ware control are to the retraction, and will descend the transmission ring to stimulate downwards for the annular meshing tooth quickly separating that transmission ring and last transmission ring established down, make the motor shaft can not realize overload protection to output gear transmission moment of torsion.
Description
Technical Field
The utility model relates to a stirrer technical field specifically is a stirrer with overload protection mechanism.
Background
The agitator passes through motor drive (mixing) shaft for epaxial stirring fan blade stirs the mixture, and in the agitator working process, the stirring mixture is comparatively thick or density is great, makes the (mixing) shaft receive the torsional resistance increase, leads to the phenomenon that the agitator transships, makes the (mixing) shaft torsional deformation, the drive gear of shaft coupling impaired easily, perhaps motor power increase, makes the motor generate heat the damage. The agitator is detected through torsion detecting instrument at present, discovers mixer overload during operation, makes (mixing) shaft and motor shaft cut off torsion transmission through setting up the clutch, plays overload protection's effect.
The clutch on the common stirrer is a gear which is connected with a rotating shaft of a motor and a stirring shaft by a straight column gear which can be adjusted in a sliding way, but the clutch mode is not smooth when the gear is meshed and separated, and large vibration is easy to generate when the gear is meshed and separated; and the phenomena that the gears are not fast engaged and separated and not complete in engagement easily occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an agitator with overload protection mechanism to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the stirrer with the overload protection mechanism comprises a transmission case body, wherein the upper surface of the transmission case body is fixedly connected with a motor through bolts, a motor rotating shaft arranged on the motor vertically penetrates through the top wall of the transmission case body downwards, the lower end of the motor rotating shaft is rotatably connected with the bottom of the transmission case body, a shaft shoulder is arranged on the upper portion of the motor rotating shaft, an output gear bearing is arranged at the shaft shoulder of the motor rotating shaft, an inner ring of the output gear bearing is connected with the motor rotating shaft in an interference fit manner, an output gear is connected with the outer wall of the output gear bearing in an interference fit manner, a circular upper transmission ring is integrally formed on the lower surface of the output gear, the lower portion of the motor rotating shaft is a sliding key shaft portion, a lower transmission ring is arranged on the sliding key shaft portion, a spline hole is formed in the middle of the lower transmission ring and is in sliding contact with the outer wall of the sliding key, the outer wall welding of stirring ring has the driving lever that a pair of symmetry set up, the lower surface of transmission box has a pair of plug-type electromagnetism ironware through the bolt fastening, and the flexible magnet core of plug-type electromagnetism ironware runs through the bottom of transmission box, and the flexible magnet core upper end that two plug-type electromagnetism ironware established corresponds fixed connection with two driving levers respectively, rotate in the transmission box and be connected with the (mixing) shaft of perpendicular setting, the fixed driven gear that is provided with on the (mixing) shaft, driven gear meshes with output gear mutually.
Preferably, the output gear bearing is a tapered roller bearing, and the outer wall of the outer ring of the output gear bearing is a tapered arc surface.
Preferably, the lower surface of the upper transmission ring is provided with annular meshing teeth, the upper surface of the lower transmission ring is provided with annular meshing teeth, and the lower surface of the upper transmission ring is matched with the annular meshing teeth arranged on the upper surface of the lower transmission ring in a clamping manner.
Preferably, the outer wall of the middle part of the lower transmission ring is provided with an annular clamping groove, the poking ring is clamped in the clamping groove formed in the outer wall of the lower transmission ring in a matching manner, and the inner wall of the poking ring is in rotating contact with the annular clamping groove formed in the lower transmission ring.
Preferably, the upper end of the stirring shaft is rotatably connected with the top wall of the transmission box body, the lower end of the stirring shaft penetrates through the bottom of the transmission box body, and the stirring shaft is rotatably connected with the bottom of the transmission box body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model controls the telescopic magnetic core to jack up the shift lever, so that the lower transmission ring and the annular meshing teeth arranged on the upper transmission ring are meshed for transmission, the meshing process is stable and rapid, and excessive vibration is avoided;
2. the utility model discloses detect agitator overload during operation at check out test set, two flexible magnet cores of plug-type electromagnet ware control are to the retraction, and will descend the transmission ring to stimulate downwards for the annular meshing tooth quickly separating that transmission ring and last transmission ring established down, make the motor shaft can not realize overload protection to output gear transmission moment of torsion.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the upper and lower drive rings of the present invention when they are separated;
FIG. 3 is a front sectional view of the present invention;
fig. 4 is a schematic structural view of the middle and lower transmission rings of the present invention.
In the figure: the device comprises a transmission case body 1, a motor rotating shaft 2, a stirring shaft 3, an output gear 4, an upper transmission ring 5, a sliding key shaft part 6, a lower transmission ring 7, a toggle ring 8, a toggle rod 9, a push-pull type electromagnet 10, a driven gear 11, an output gear bearing 12 and a spline hole 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a stirrer with an overload protection mechanism comprises a transmission case body 1, as shown in a combined drawing 1 and a drawing 2, the upper surface of the transmission case body 1 is fixedly connected with a motor through bolts, a motor rotating shaft 2 arranged on the motor vertically penetrates through the top wall of the transmission case body 1 downwards, the lower end of the motor rotating shaft 2 is rotatably connected with the bottom of the transmission case body 1, the upper part of the motor rotating shaft 2 is provided with a shaft shoulder, an output gear bearing 12 is arranged at the shaft shoulder of the motor rotating shaft 2, the inner ring of the output gear bearing 12 is connected with the motor rotating shaft 2 in an interference fit manner, the inner ring of the output gear bearing 12 is tightly attached to the shaft shoulder of the motor rotating shaft 2, the output gear bearing 12 is installed and positioned, wherein the output gear bearing 12 is a tapered roller bearing, as shown in a drawing 3 in particular, the capacity of the output gear bearing 12 for resisting an upward axial force is increased, the outer wall of the output gear bearing 12, and the outer wall of the outer ring of the output gear bearing 12 is a conical cambered surface, so that the capability of resisting the upward axial force of the output gear 4 is increased.
Referring to fig. 1 and 2, the lower surface of the output gear 4 is integrally formed with an annular upper transmission ring 5, the lower surface of the upper transmission ring 5 is provided with annular meshing teeth, the lower portion of the motor shaft 2 is a sliding key shaft portion 6, and the sliding key shaft portion 6 is slidably connected with a lower transmission ring 7, as shown in fig. 4, a spline hole 13 is formed in the middle of the lower transmission ring 7, the spline hole 13 is in sliding contact with the outer wall of the sliding key shaft portion 6 in a matched manner, the upper surface of the lower transmission ring 7 is provided with the annular meshing teeth, when the lower transmission ring 7 slides upwards, the lower surface of the upper transmission ring 5 is clamped with the annular meshing teeth arranged on the upper surface of the lower transmission ring 7 in a matched manner, the meshing process is rapid and stable, large vibration is not generated, and the torque of the motor shaft 2 can be transmitted to the output gear 4.
With reference to fig. 1 and 4, the outer wall of the middle portion of the lower transmission ring 7 is rotatably connected with a dial ring 8, and the specific connection between the lower transmission ring 7 and the dial ring 8 is as follows: the outer wall of the middle part of the lower transmission ring 7 is provided with an annular clamping groove, the poking ring 8 is matched and clamped in the clamping groove arranged on the outer wall of the lower transmission ring 7, the inner wall of the poking ring 8 is in rotational contact with the annular clamping groove arranged on the lower transmission ring 7, the outer wall of the poking ring 8 is welded with a pair of symmetrically arranged poking rods 9, the lower surface of the transmission box body 1 is fixed with a pair of push-pull type electromagnets 10 through bolts, telescopic magnet cores of the push-pull electromagnets 10 vertically penetrate upwards through the bottom of the transmission box body 1, the upper ends of telescopic magnet cores arranged on the two push-pull electromagnets 10 are respectively and fixedly connected with the two poking rods 9 correspondingly, under the normal working state of the push-pull type electromagnets 10, the telescopic magnet cores always jack up the poking rods 9, so that the annular meshing teeth arranged on the lower transmission ring 7 and the upper transmission ring 5 are always kept in a, the two push-pull type electromagnets 10 control the telescopic magnetic cores to retract downwards and pull the lower transmission ring 7 downwards, so that the lower transmission ring 7 is quickly separated from the annular meshing teeth arranged on the upper transmission ring 5, and the motor rotating shaft 2 cannot transmit torque to the output gear 4.
Referring to fig. 1 and 3, a vertically disposed stirring shaft 3 is rotatably connected to the transmission case 1, the upper end of the stirring shaft 3 is rotatably connected to the top wall of the transmission case 1, the lower end of the stirring shaft 3 penetrates through the bottom of the transmission case 1, the stirring shaft 3 is rotatably connected to the bottom of the transmission case 1, a driven gear 11 is fixedly disposed on the stirring shaft 3, the driven gear 11 is meshed with an output gear 4, when the annular meshing teeth disposed on the upper transmission ring 5 and the lower transmission ring 7 are fitted and clamped, the output gear 4 meshes with the driven gear 11 for transmission, and the stirring shaft 3 is rotated.
The working principle is as follows: in the utility model, when the motor works, the motor shaft 2 rotates, the sliding key shaft part 6 on the motor shaft 2 is connected with the lower transmission ring 7 through a spline, under the normal working state of the push-pull type electromagnet 10, the telescopic magnet core always upwards jacks up the deflector rod 9, so that the lower transmission ring 7 is engaged with the annular engaging teeth arranged on the upper transmission ring 5 for transmission, the engagement process is stable and rapid, and excessive vibration is avoided, at the moment, the torque of the motor shaft 2 is transmitted into the output gear 4, the output gear 4 is engaged with the driven gear 11 arranged on the stirring shaft 3 for transmission, so that the stirring shaft 3 rotates, when the detection equipment detects the overload work of the stirrer, the two push-pull type electromagnets 10 control the telescopic magnet cores to retract downwards, and the lower transmission ring 7 is pulled downwards, so that the lower transmission ring 7 is rapidly separated from the annular engaging teeth arranged on the upper transmission ring 5, the motor rotating shaft 2 can not transmit torque to the output gear 4, and overload protection is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a agitator with overload protection mechanism, includes transmission case (1), its characterized in that: the upper surface of transmission case (1) is through bolt fixedly connected with motor, the perpendicular roof that runs through transmission case (1) downwards of motor shaft (2) that establishes on the motor, and the lower extreme of motor shaft (2) is rotated with the bottom of transmission case (1) and is connected, the upper portion of motor shaft (2) is provided with the shaft shoulder, the shaft shoulder department of motor shaft (2) is equipped with output gear bearing (12), the inner circle of output gear bearing (12) is connected with motor shaft (2) interference fit, output gear bearing (12) outer wall interference fit is connected with output gear (4), the lower surface integrated into one piece of output gear (4) has annular last drive ring (5), the lower part of motor shaft (2) is feather key axial region (6), and is equipped with down drive ring (7) on feather key axial region (6), splined hole (13) have been seted up at the middle part of lower drive ring (7), and spline hole (13) and the outer wall cooperation sliding contact of feather key axial region (6), the middle part outer wall of lower driving ring (7) rotates and is connected with and dials rotating ring (8), the outer wall welding of dialling rotating ring (8) has driving lever (9) that a pair of symmetry set up, the lower surface of transmission box (1) is fixed with a pair of plug-type electromagnetism ironware (10) through the bolt, and the flexible magnet core of plug-type electromagnetism ironware (10) runs through the bottom of transmission box (1), and the flexible magnet core upper end that two plug-type electromagnetism ironware (10) established corresponds fixed connection with two driving levers (9) respectively, it is connected with perpendicular setting (mixing) shaft (3) to rotate in transmission box (1), fixed driven gear (11) that are provided with on (mixing) shaft (3), driven gear (11) mesh with output gear (4) mutually.
2. The agitator with an overload protection mechanism according to claim 1, wherein: the output gear bearing (12) is a tapered roller bearing, and the outer wall of the outer ring of the output gear bearing (12) is a tapered cambered surface.
3. The agitator with an overload protection mechanism according to claim 1, wherein: the lower surface of the upper transmission ring (5) is provided with annular meshing teeth, the upper surface of the lower transmission ring (7) is provided with annular meshing teeth, and the lower surface of the upper transmission ring (5) is matched and clamped with the annular meshing teeth arranged on the upper surface of the lower transmission ring (7).
4. The agitator with an overload protection mechanism according to claim 1, wherein: the outer wall of the middle part of the lower transmission ring (7) is provided with an annular clamping groove, the poking ring (8) is clamped in the clamping groove formed in the outer wall of the lower transmission ring (7) in a matching mode, and the inner wall of the poking ring (8) is in rotating contact with the annular clamping groove formed in the lower transmission ring (7).
5. The agitator with an overload protection mechanism according to claim 1, wherein: the upper end of the stirring shaft (3) is rotationally connected with the top wall of the transmission box body (1), the lower end of the stirring shaft (3) penetrates through the bottom of the transmission box body (1), and the stirring shaft (3) is rotationally connected with the bottom of the transmission box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920669781.1U CN210206714U (en) | 2019-05-11 | 2019-05-11 | Stirrer with overload protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920669781.1U CN210206714U (en) | 2019-05-11 | 2019-05-11 | Stirrer with overload protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210206714U true CN210206714U (en) | 2020-03-31 |
Family
ID=69925548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920669781.1U Expired - Fee Related CN210206714U (en) | 2019-05-11 | 2019-05-11 | Stirrer with overload protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210206714U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113364103A (en) * | 2021-07-16 | 2021-09-07 | 杭州杂货电科技有限公司 | Charging cabinet with gear overload protection device |
-
2019
- 2019-05-11 CN CN201920669781.1U patent/CN210206714U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113364103A (en) * | 2021-07-16 | 2021-09-07 | 杭州杂货电科技有限公司 | Charging cabinet with gear overload protection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210206714U (en) | Stirrer with overload protection mechanism | |
| CN207980995U (en) | A kind of mixing plant used in oleanolic acid extraction process | |
| CN209919505U (en) | Shifting fork gear box structure applied to grinding machine | |
| CN201785155U (en) | Auxiliary winch variable-speed device for automobile crane | |
| CN107269777B (en) | Automatic reversing device | |
| CN206910251U (en) | A kind of transmission mechanism and apply its cook's machine | |
| CN208686887U (en) | Water resources dam speed reducer | |
| CN214695558U (en) | Stirring pile for geotechnical engineering | |
| CN211636240U (en) | Novel stirring shaft mechanism of stainless steel stirring tank | |
| CN202833727U (en) | Speed reducer of fork clutch | |
| CN203271591U (en) | Spline type clutch transmission device | |
| CN2183383Y (en) | Spray agitation drilling machine | |
| CN211864900U (en) | Wet granulator stirring paddle lifting device | |
| CN109748196B (en) | Mechanical grinding emergency stop safety device and manufacturing and mounting method thereof | |
| CN202099359U (en) | Adsorbing and stirring device | |
| CN101733034A (en) | Agitating method and agitating machine for porcelain powder agitator | |
| CN103277041A (en) | Spline type clutch transmission device | |
| CN215549779U (en) | Concrete mixer structure | |
| CN216224166U (en) | Mixing arrangement is used in production of female carrot freeze-dried powder | |
| CN201287367Y (en) | Stirring machine suitable for stirring porcelain powder | |
| CN209775125U (en) | Stirring device for cement mortar stirrer | |
| CN215974723U (en) | Three-gear speed reducer of petroleum winch | |
| CN214570008U (en) | Lifting appliance for wind power hollow shaft forging | |
| CN213206464U (en) | Spiral bevel gear of forklift transmission | |
| CN107804801A (en) | A kind of mixer hopper lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |