CN203363006U - Gear case - Google Patents

Gear case Download PDF

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Publication number
CN203363006U
CN203363006U CN2013203846588U CN201320384658U CN203363006U CN 203363006 U CN203363006 U CN 203363006U CN 2013203846588 U CN2013203846588 U CN 2013203846588U CN 201320384658 U CN201320384658 U CN 201320384658U CN 203363006 U CN203363006 U CN 203363006U
Authority
CN
China
Prior art keywords
gear
output shaft
combination
worm
driven
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 - Lifetime
Application number
CN2013203846588U
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Chinese (zh)
Inventor
季勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Kohler Electronics Ltd
Original Assignee
Shanghai Kohler Electronics Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Kohler Electronics Ltd filed Critical Shanghai Kohler Electronics Ltd
Priority to CN2013203846588U priority Critical patent/CN203363006U/en
Application granted granted Critical
Publication of CN203363006U publication Critical patent/CN203363006U/en
Priority to KR2020140004812U priority patent/KR200487049Y1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/038—Gearboxes for accommodating bevel gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/039—Gearboxes for accommodating worm gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)

Abstract

The utility model provides a gear case which comprises a case body and a gear case output shaft. A drive motor and a reduction gear combined device connected with the drive motor are installed in the case body. The reduction gear combined device comprises a worm and gear assembly, a bevel gear assembly, a fan gear assembly and a straight gear assembly, wherein the bevel gear assembly is in connection and transmission with the worm and gear assembly, the fan gear assembly is in connection and transmission with the bevel gear assembly, and the straight gear assembly is in connection and transmission with the fan gear assembly. The input end of the worm and gear assembly is connected with a motor output shaft of the drive motor. The output end of the straight gear assembly is connected with the gear case output shaft. The motor output shaft is coincident with the gear case output shaft in direction. According to the gear case, not only is noise lowered and the size reduced, but also the transmission efficiency of the whole gear case can be improved, high-torque motors are not required and cost is saved.

Description

A kind of gear-box
Technical field
The utility model relates to intellectual water closet actuation techniques field, relates in particular to a kind of for driving the gear-box of water closet automatic opening-closing.
Background technique
Intellectual water closet of the prior art, its toilet lid drives and realizes automatic opening-closing by gear-box.Granted patent, notification number is CN100522033C, discloses a kind of automatic switch device, adopts double worm and gear, realizes lightweight and quiet.Disclosed patent application, publication No. CN102908096A, disclose a kind of automatic cover-turning device on the basis that is CN100522033C at notification number, and it adopts double worm and gear to save volume, has reduced noise.
But though the gear-box that above-mentioned two patents are announced can be realized miniaturization and quietization, transmission efficiency is low, needs large torque motor, cost is high.
The model utility content
Goal of the invention of the present utility model is to overcome defect of the prior art, and a kind of miniaturization, muting function is good, transmission efficiency is high gear-box are provided.
A kind of gear-box that technical solutions of the utility model provide, it comprises casing and gearbox output shaft, drive motor and the reduction gear combination unit be connected with described drive motor are installed in described casing, described reduction gear combination unit comprises the worm and gear combination, the helical gear that combines the transmission that is connected with described worm and gear combines, combine the elevating arc combination of the transmission that is connected and the spur gear combination of the transmission that is meshed with described elevating arc combination with described helical gear, the input end of described worm and gear combination is connected with the motor output shaft of described drive motor, the output terminal of described spur gear combination is connected with described gearbox output shaft, the direction of described motor output shaft is consistent with the direction of described gearbox output shaft.
Further, described worm and gear combination comprises the driven worm gear of active worm screw and the transmission that is meshed with described active worm screw, described active worm screw and the interlock of described motor output shaft same axis.
Further, described helical gear combination comprises active oblique gear and the driven helical gear of the transmission that is meshed with described active oblique gear, described active oblique gear and described driven worm gear same axis interlock.
Further, described elevating arc combination comprises active elevating arc and the driven elevating arc be meshed with described active elevating arc, described active elevating arc and described driven helical gear same axis interlock.
Further, described spur gear combination comprises active spur gear and the driven spur gear be meshed with described active spur gear, described active spur gear and described driven elevating arc same axis interlock, described driven spur gear and the interlock of described gearbox output shaft same axis.
Further, this gear-box also comprises a top cover, and the gear-box coupling shaft is installed in described top cover, an end of described gear-box coupling shaft and described driven spur gear same axis interlock, and the other end of described gear-box coupling shaft is connected with described gearbox output shaft.
Further, described drive motor in the vertical direction is mounted obliquely within described casing.
Further, also be provided with upper cover on described casing, described upper cover is fixed by screws on described casing.
Further, a side of described casing is provided with the support for fixing described reduction gear combination unit.
Adopt technique scheme, there is following beneficial effect:
By the combination of level Four reduction gear is set in casing, the first order is the worm and gear combination, the second level is the helical gear combination, the third level is the elevating arc combination, the fourth stage is the spur gear combination, can realize that the outbound course of motor output shaft is consistent with the outbound course of gearbox output shaft by the combination of level Four reduction gear, realize miniaturization.And by drive motor in vertical direction is mounted obliquely within casing, can further reduce the thickness of gear-box, reduced the volume of gear-box;
The combination of first order worm and gear is joined with motor output shaft, can reduce the transmission noise, large velocity ratio is set simultaneously, make follow-up three grades of rotating speeds reduce, further reduce the transmission noise;
By the combination of third level elevating arc is set, improved transmission efficiency.
The accompanying drawing explanation
The stereogram of the gear-box that Fig. 1 provides for the utility model;
Fig. 2 is the plan view after the gear-box shown in Fig. 1 removes upper cover;
Fig. 3 is the sectional view vertically of the gear-box shown in Fig. 1;
The structural representation that Fig. 4 is the reduction gear combination unit;
The cooperation schematic diagram that Fig. 5 is worm and gear;
Fig. 6 is the schematic diagram that driven worm gear matches with active oblique gear;
Fig. 7 is the schematic diagram that driven helical gear matches with the active elevating arc;
Fig. 8 is the schematic diagram that driven elevating arc matches with the active spur gear.
The reference character table of comparisons:
The 1-casing; The 2-upper cover; The 3-support;
The 4-top cover; 41-gear-box coupling shaft; The 5-gearbox output shaft;
6-reduction gear combination unit; 61-is worm screw initiatively; The driven worm gear of 62-;
The 63-active oblique gear; The 623-coupling shaft; The driven helical gear of 64-;
65-is elevating arc initiatively; The 645-coupling shaft; The driven elevating arc of 66-;
67-is spur gear initiatively; The driven spur gear of 68-; The 7-drive motor;
The 71-motor output shaft.
Embodiment
Further illustrate embodiment of the present utility model below in conjunction with accompanying drawing.
The gear-box that the utility model provides, be mainly used on intellectual water closet, and the toilet lid of controlling intelligent water toilet pan by gearbox output shaft opens and closes automatically.
As Figure 1-5, a kind of gear-box that the utility model provides, it comprises casing 1 and gearbox output shaft 5, drive motor 7 and the reduction gear combination unit 6 be connected with drive motor are installed in casing 1, this reduction gear combination unit 6 comprises the worm and gear combination, the helical gear that combines the transmission that is connected with worm and gear combines, combine the elevating arc combination of the transmission that is connected and the spur gear combination of the transmission that is meshed with described elevating arc combination with helical gear, the input end of worm and gear combination is connected with the motor output shaft 71 of drive motor 7, the output terminal of spur gear combination is connected with gearbox output shaft 5, and the direction of motor output shaft 71 is consistent with the direction of gearbox output shaft 5.
Be specially, be provided with reduction gear combination unit 6 in casing 1, this reduction gear combination unit 6 comprises the combination of level Four deceleration member, and the first order is the worm and gear combination, and the second level is the helical gear combination, and the third level is the elevating arc combination, and the fourth stage is the spur gear combination.
The combination of the worm and gear of the first order is connected with the motor output shaft 71 of drive motor 7, and its worm screw 61 can be rotated along with the rotation of motor output shaft 71, and the rotating speed of drive motor 7 is slowed down.Because noise is mainly derived from the high speed level of gear-box, i.e. first order deceleration member described in the utility model combination place, be set to the worm and worm gear combination by the combination of first order deceleration member, can on the gear-box source, reduce noise.Second level helical gear combination combines with worm and gear the transmission that is connected, and for the worm and worm gear combination is transmitted to the rotating speed come, continues deceleration.The combination of third level elevating arc combines with the second level helical gear transmission of joining, and for the helical gear combination is transmitted to the rotating speed come, continues deceleration.Elevating arc, i.e. angular wheel (Bevel), its single staged transmission ratio can arrive 6, be up to 8 or more than, transmission efficiency is generally 0.94～0.98, has greatly improved the transmission efficiency of reduction gear combination unit 6 in the gear-box, thereby, without using large torque motor, saved cost.Transmission that fourth stage spur gear combines and third level elevating arc joins, for transmitting the elevating arc combination next rotating speed continuation deceleration.Gearbox output shaft 5 is connected with spur gear, can rotate along with the rotation of spur gear combination.
The combination of first order worm and gear has the effect turned to, and in this level, the direction of axis line of driven worm gear 62 is vertical with the direction of motor output shaft 71.The combination of third level elevating arc also has the effect turned to, and in this level, the direction of axis line of driven elevating arc 66 is consistent with the direction of motor output shaft 71.
Therefore, by above-mentioned level Four reduction gear combination, the rotating speed of motor output shaft 71 can effectively be reduced; , turn to through twice, it is consistent that the direction of motor output shaft 71 and the direction of gearbox output shaft 5 realize, thereby reach the purpose that reduces the gear-box volume, is conducive to gear-box and is arranged in intellectual water closet simultaneously.
Preferably, as shown in Figure 2-5, above-mentioned worm and gear combination comprises the driven worm gear 62 of active worm screw 61 and the transmission that is meshed with this active worm screw 61, and this is worm screw 61 and motor output shaft 71 coaxial linkages initiatively.Initiatively worm screw 61 is socketed on motor output shaft 71, and it can, along with motor output shaft 71 rotates and coaxial rotation, be realized and motor output shaft 71 coaxial linkages.Driven worm gear 62 is meshed with active worm screw 61, for the rotating speed that initiatively worm screw 61 transmission come, slows down for the first time, and now, the direction of axis line of driven worm gear 62 is vertical with the direction of motor output shaft 71.
Preferably, as shown in Fig. 2, Fig. 4 and Fig. 6, above-mentioned helical gear combination comprises active oblique gear 63 and the driven helical gear 64 of the transmission that is meshed with active oblique gear 63, this active oblique gear 63 and driven worm gear 62 same axis interlocks.As shown in Figure 6, this active oblique gear 63 is connected with driven worm gear 62 by its coupling shaft 623, and it can rotate along with the rotation of driven worm gear 62, realizes and driven worm gear 62 coaxial linkages.Driven helical gear 64 is meshed with active oblique gear 63, for active oblique gear 63 is transmitted to the rotating speed come, slows down for the second time.
Preferably, as shown in Fig. 2, Fig. 3 and Fig. 7, the elevating arc combination comprises active elevating arc 65 and the driven elevating arc 66 be meshed with described active elevating arc 65, and this is elevating arc 65 and driven helical gear 64 same axis interlocks initiatively.As shown in Figure 7, this active elevating arc 65 is connected with driven helical gear 64 by its coupling shaft 645, and it can rotate along with the rotation of driven helical gear 64, realizes and driven helical gear 64 coaxial linkages.Driven elevating arc 66 is meshed with active elevating arc 65, for the rotating speed that initiatively elevating arc 65 transmission come, slows down for the third time, and now, the direction of axis line of driven elevating arc 66 is consistent with the direction of motor output shaft 71.
Preferably, as shown in Fig. 2, Fig. 4 and Fig. 8, the spur gear combination comprises active spur gear 67 and the driven spur gear 68 be meshed with active spur gear 67, and this is spur gear 67 and driven elevating arc 66 same axis interlocks initiatively, and driven spur gear 68 links with gearbox output shaft 5 same axis.As shown in Figure 8, initiatively spur gear 67 is one-body molded with driven elevating arc 66 for this, and initiatively spur gear 67 can rotate and rotate along with driven elevating arc 66, realizes and driven elevating arc 66 coaxial linkages.Driven spur gear 68 is meshed with active spur gear 67, for the rotating speed that initiatively spur gear 67 transmission come, carries out the 4th deceleration.And this driven spur gear 68 shares gear-box coupling shaft 41 with gearbox output shaft 5, perhaps gearbox output shaft 5 directly is connected on driven spur gear 68, thereby realize that gearbox output shaft 5 is along with driven spur gear 68 rotates and rotates, for the rotating speed of gear-box drive motor 7 is exported, and consistent with the direction of motor output shaft 71, realized the miniaturization of gear-box volume.
As shown in Figure 3, above-mentioned drive motor 7 in the vertical directions are mounted obliquely within casing 1.Drive motor 7, in vertical direction is mounted obliquely within casing 1, can further be reduced to the thickness of gear-box, reduced the volume of gear-box.
As shown in Figure 1, also be provided with upper cover 2 on casing 1, upper cover 2 is fixed by screws on casing 1, for the member in casing 1, shields.One side of casing 1 is provided with for the fixing support 3 of reduction gear combination unit 6.
As shown in Figure 1, gear-box also comprises a top cover 4, and gear-box coupling shaft 41 is installed in top cover 4, an end of gear-box coupling shaft 41 and the 68 same axis interlocks of driven spur gear, and the other end of gear-box coupling shaft 41 is connected with gearbox output shaft 5.By gear-box coupling shaft 41, gearbox output shaft 5 and driven spur gear 68 are coaxially linked together, the output speed of drive motor 7 is after reduction gear combination unit 6 slows down, export desired location to from gearbox output shaft 5, automatically open and close with the toilet lid that realizes intelligent water toilet pan.
The gear-box that the utility model provides, simple in structure, convenient and practical, can either reduce noise, reduce volume, can improve again the transmission efficiency of whole gear-box, without large torque motor, saved cost.
Above-described is only principle of the present utility model and preferred embodiment.It should be pointed out that for the person of ordinary skill of the art, on the basis of the utility model principle, can also make some other modification, also should be considered as protection domain of the present utility model.

Claims (9)

1. a gear-box, it comprises casing and gearbox output shaft, drive motor and the reduction gear combination unit be connected with described drive motor are installed in described casing, it is characterized in that, described reduction gear combination unit comprises the worm and gear combination, the helical gear that combines the transmission that is connected with described worm and gear combines, combine the elevating arc combination of the transmission that is connected and the spur gear combination of the transmission that is meshed with described elevating arc combination with described helical gear, the input end of described worm and gear combination is connected with the motor output shaft of described drive motor, the output terminal of described spur gear combination is connected with described gearbox output shaft, the direction of described motor output shaft is consistent with the direction of described gearbox output shaft.
2. gear-box according to claim 1, is characterized in that, described worm and gear combination comprises the driven worm gear of active worm screw and the transmission that is meshed with described active worm screw, described active worm screw and the interlock of described motor output shaft same axis.
3. gear-box according to claim 2, is characterized in that, described helical gear combination comprises active oblique gear and the driven helical gear of the transmission that is meshed with described active oblique gear, described active oblique gear and described driven worm gear same axis interlock.
4. gear-box according to claim 3, is characterized in that, described elevating arc combination comprises active elevating arc and the driven elevating arc be meshed with described active elevating arc, described active elevating arc and described driven helical gear same axis interlock.
5. gear-box according to claim 4, it is characterized in that, described spur gear combination comprises active spur gear and the driven spur gear be meshed with described active spur gear, described active spur gear and described driven elevating arc same axis interlock, described driven spur gear and the interlock of described gearbox output shaft same axis.
6. gear-box according to claim 5, it is characterized in that, this gear-box also comprises a top cover, the gear-box coupling shaft is installed in described top cover, one end of described gear-box coupling shaft and described driven spur gear same axis interlock, the other end of described gear-box coupling shaft is connected with described gearbox output shaft.
7. gear-box according to claim 1, is characterized in that, described drive motor in the vertical direction is mounted obliquely within described casing.
8. gear-box according to claim 1, is characterized in that, also is provided with upper cover on described casing, and described upper cover is fixed by screws on described casing.
9. gear-box according to claim 8, is characterized in that, a side of described casing is provided with the support for fixing described reduction gear combination unit.
CN2013203846588U 2013-06-28 2013-06-28 Gear case Expired - Lifetime CN203363006U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2013203846588U CN203363006U (en) 2013-06-28 2013-06-28 Gear case
KR2020140004812U KR200487049Y1 (en) 2013-06-28 2014-06-26 gear box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203846588U CN203363006U (en) 2013-06-28 2013-06-28 Gear case

Publications (1)

Publication Number Publication Date
CN203363006U true CN203363006U (en) 2013-12-25

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CN2013203846588U Expired - Lifetime CN203363006U (en) 2013-06-28 2013-06-28 Gear case

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CN (1) CN203363006U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107834769A (en) * 2017-11-30 2018-03-23 温州市路搏汽车配件有限公司 A kind of reducing motor
CN110005758A (en) * 2019-05-08 2019-07-12 王来继 Small-sized worm-gear speed reducer

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017176675A (en) * 2016-03-31 2017-10-05 ミネベアミツミ株式会社 Driving device
CN117989439B (en) * 2024-04-03 2024-06-25 杰诺医学科技(杭州)有限公司 Real-time monitoring device for clinical test data

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001171531A (en) 1999-12-14 2001-06-26 Nsk Ltd Electric power steering device
JP4814693B2 (en) 2006-05-31 2011-11-16 Ｔｏｔｏ株式会社 Automatic switchgear
JP5568516B2 (en) * 2011-06-14 2014-08-06 株式会社マキシンコー Differential gear reducer
CN102908096B (en) 2011-08-04 2016-08-31 广东德昌电机有限公司 Toilet and automatic cover-turning device thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107834769A (en) * 2017-11-30 2018-03-23 温州市路搏汽车配件有限公司 A kind of reducing motor
CN110005758A (en) * 2019-05-08 2019-07-12 王来继 Small-sized worm-gear speed reducer

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Publication number Publication date
KR200487049Y1 (en) 2018-07-31
KR20150000093U (en) 2015-01-07

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Granted publication date: 20131225