Double-swing-arm clutch motor for electronic lock body

Abstract

The utility model discloses a double-swing-arm clutch motor for an electronic lock body, which comprises a motor and a clutch speed change structure connected with the motor, and the clutch speed change structure comprises a bottom shell, an upper cover, a transmission gear, a reduction gear, a double-swing-arm clutch gear set, an inner output gear and an outer output gear; a worm is fixed on a main shaft of the motor; the bottom shell and the upper cover are fixed through a screw, and the transmission gear, the reduction gear, the double-swing-arm clutch gear set and the inner output gear are all arranged between the bottom shell and the upper cover. The worm extends into the bottom shell and is meshed with the transmission gear; the transmission gear is meshed with the reduction gear, the reduction gear is meshed with the double-swing-arm clutch gear set, and the double-swing-arm clutch gear set is connected with the inner output gear. The transmission mechanism is reasonable in structural arrangement, small and simplified in overall structure, suitable for door and window lock bodies and the like in a small space range, capable of flexibly converting transmission mechanical force, beneficial to improving the torsion of the motor and prolonging the service life of the motor, and stable and reliable in transmission.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electronic lock, concretely relates to a double swing arm clutch motor for electronic lock body. BACKGROUND

[0002] There will be corresponding drive motor and clutch structure connected with drive motor in electronic lock body, which mainly realizes speed reduction clutch control operation through clutch structure of drive motor kinetic energy, thereby satisfying use demand of different situations, clutch structure of prior art is more including bottom shell and upper cover, transmission gear and reduction gear are arranged between bottom shell and upper cover, and motor is arranged at the side of bottom shell and upper cover, which can satisfy use demand of general situation, but its structure is relatively complex, is not favorable to lock body mechanism use of small space, thereby influence its application scope, and its stability is limited, is difficult to satisfy market demand. SUMMARY

[0003] The utility model provides a double swing arm clutch motor for electronic lock body with reasonable structure and improved use stability.

[0004] The technical scheme for realizing the utility model is a double swing arm clutch motor for electronic lock body, including motor and clutch variable speed structure connected with the motor, the clutch variable speed structure includes bottom shell, upper cover, transmission gear, reduction gear, double swing arm clutch gear set, inner output gear and outer output gear;

[0005] The main shaft of the motor is fixed with a worm;

[0006] The bottom shell and the upper cover are fixed by screw rod, the transmission gear, the reduction gear, the double swing arm clutch gear set and the inner output gear are all arranged between the bottom shell and the upper cover;

[0007] The worm extends into the bottom shell and is engaged with the transmission gear;

[0008] The transmission gear is engaged with the reduction gear, the double swing arm clutch gear set is engaged with the reduction gear, and the double swing arm clutch gear set is connected with the inner output gear;

[0009] The outer output gear is on the top surface of the upper cover and is connected with the inner output gear through the connecting shaft.

[0010] Further preferably, the transmission gear includes concentrically connected upper bevel gear and lower connecting gear, the diameter of the upper bevel gear is greater than the diameter of the lower connecting gear;

[0011] The reduction gear includes concentrically connected upper pinion and lower gear;

[0012] The worm is engaged with the upper bevel gear, the lower connecting gear is engaged with the lower large gear, and the upper small gear is engaged with the double swing arm clutch gear set.

[0013] Further preferably, the double swing arm clutch gear set comprises a V-shaped upper connecting piece, a V-shaped lower connecting piece, a middle transmission gear, a first transmission small gear and a second transmission small gear.

[0014] The middle transmission gear comprises a top transmission large gear and a bottom transmission small gear which are concentrically connected.

[0015] The V-shaped upper connecting piece and the V-shaped lower connecting piece are provided with middle shaft holes at the corners and end shaft holes at the two ends.

[0016] The shaft rod of the middle transmission gear is connected to the bottom wall of the bottom shell.

[0017] The bottom transmission small gear is rotatably connected in the middle shaft hole of the V-shaped upper connecting piece and the V-shaped lower connecting piece respectively, and the first transmission small gear and the second transmission small gear are rotatably connected in the end shaft hole of the V-shaped upper connecting piece and the V-shaped lower connecting piece respectively.

[0018] The top transmission large gear is engaged with the upper small gear.

[0019] The first transmission small gear and the second transmission small gear are engaged with the bottom transmission small gear respectively, and the first transmission small gear or the second transmission small gear is adjustably engaged with the inner output gear.

[0020] Further preferably, a triangular swing arm positioning block is fixed on the top wall of the bottom shell.

[0021] The triangular swing arm positioning block is located at the inner corner of the V-shaped lower connecting piece.

[0022] Further preferably, a guide sleeve is arranged between the bottom of the inner output gear and the bottom shell.

[0023] Further preferably, a wiring groove for clamping an electric wire is arranged on the top surface of the upper cover.

[0024] Further preferably, the bottom shell and the upper cover are plastic structural bodies or metal structural bodies.

[0025] The utility model has the positive effect that: the utility model discloses reasonable structure setting, and the overall structure is small and simple, is applicable to the small space range such as door and window lock body and uses, and the clutch variable speed structure includes bottom shell, upper cover, transmission gear, reduction gear, double swing arm clutch gear set, inner output gear and outer output gear, can flexibly convert transmission mechanical force, and cooperate worm, are favorable for improving the torsion of motor, prolonging the service life of motor, and transmission is stable and reliable, and the applicability is strong. Attached Figure Description

[0026] To make the content of this utility model easier to understand, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings, wherein:

[0027] Fig. 1 This is a schematic diagram of the structure of this utility model;

[0028] Fig. 2 This is a schematic diagram of the internal structure of the present invention when the top cover is removed;

[0029] Fig. 3 This is a schematic diagram of the disassembled structure of this utility model;

[0030] Fig. 4 This is a schematic diagram of the specific structure of the double swing arm clutch gear set in this utility model.

[0031] Reference numerals: 1. Motor; 2. Clutch transmission structure; 21. Bottom shell; 22. Top cover; 23. Transmission gear; 231. Upper helical gear; 232. Lower connecting gear; 24. Reduction gear; 241. Upper pinion; 242. Lower large gear; 25. Double swing arm clutch gear set; 251. V-shaped upper connecting piece; 252. V-shaped lower connecting piece; 253. Middle transmission gear; 254. First transmission pinion; 255. Second transmission gear; 26. Inner output gear; 27. Outer output gear; 3. Worm; 4. Triangular swing arm positioning block; 5. Guide sleeve; 6. Wiring groove. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] Example

[0034] See Figs. 1 to 4As shown, a double swing arm clutch motor for electronic lock body comprises a motor 1 and a clutch gear structure 2 connected with the motor, the clutch gear structure comprises a bottom shell 21, an upper cover 22, a transmission gear 23, a reduction gear 24, a double swing arm clutch gear set 25, an inner output gear 26 and an outer output gear 27; in the embodiment, a worm 3 is fixed on the main shaft of the motor; and the bottom shell and the upper cover are fixed by a screw rod, the transmission gear, the reduction gear, the double swing arm clutch gear set and the inner output gear are all arranged between the bottom shell and the upper cover; the worm extends into the bottom shell and is engaged with the transmission gear; the transmission gear is engaged with the reduction gear, and the reduction gear is engaged with the double swing arm clutch gear set, and the double swing arm clutch gear set is connected with the inner output gear; the outer output gear is on the top surface of the upper cover and is connected with the inner output gear through a connecting shaft.

[0035] In the embodiment, the transmission gear comprises an upper bevel gear 231 and a lower connecting gear 232 which are connected concentrically, the diameter of the upper bevel gear is larger than that of the lower connecting gear; the reduction gear comprises an upper pinion 241 and a lower gear 242 which are connected concentrically; in assembly, the worm is engaged with the upper bevel gear, the lower connecting gear is engaged with the lower gear, and the upper pinion is engaged with the double swing arm clutch gear set. In the embodiment, the transmission gear is connected in the bottom shell through a shaft, and the reduction gear is connected in the bottom shell through a shaft.

[0036] In the embodiment, the double swing arm clutch gear set comprises a V-shaped upper connecting piece 251, a V-shaped lower connecting piece 252, a middle transmission gear 253, a first transmission pinion 254 and a second transmission gear 255; the middle transmission gear comprises a top end transmission gear and a bottom end transmission pinion which are connected concentrically; in assembly, the V-shaped upper connecting piece and the V-shaped lower connecting piece are provided with middle shaft holes at the corners and end shaft holes at the two ends; the bottom end transmission pinion is rotatably connected in the middle shaft holes of the V-shaped upper connecting piece and the V-shaped lower connecting piece respectively, and the first transmission pinion and the second transmission gear are rotatably connected in the end shaft holes of the V-shaped upper connecting piece and the V-shaped lower connecting piece respectively; the top end transmission gear is engaged with the upper pinion; the first transmission pinion and the second transmission gear are engaged with the bottom end transmission pinion respectively, and the first transmission pinion or the second transmission gear can be adjusted to be engaged with the inner output gear. The shaft of the middle transmission gear is connected at the bottom end of the bottom wall of the bottom shell.

[0037] In the embodiment, a triangular swing arm positioning block 4 is fixed on the top wall of the bottom shell; the triangular swing arm positioning block is at the inner corner of the V-shaped lower connecting piece.

[0038] In use, the motor drives the worm to rotate in the positive direction, and the worm drives the transmission gear, the reduction gear and the double swing arm clutch gear set to rotate, when rotating to a certain angle, the V-shaped lower connecting piece of the double swing arm clutch gear set is positioned on one side end surface of the triangular swing arm positioning block, at the same time, the double swing arm clutch gear set drives the inner output gear to rotate, and the inner output gear drives the output outer gear to rotate synchronously, realizes the output, and completes a working operation;

[0039] On the contrary, when the motor reverses, the worm is driven to rotate in the reverse direction, and the worm drives the transmission gear, the reduction gear and the double swing arm clutch gear set to rotate, when rotating to a certain angle, the V-shaped lower connecting piece of the double swing arm clutch gear set is positioned on the other side end surface of the triangular swing arm positioning block, at the same time, the double swing arm clutch gear set drives the inner output gear to rotate, and the inner output gear drives the output outer gear to rotate synchronously, realizes the output, and completes a working operation;

[0040] The positive rotation and reverse rotation of the motor make the first transmission pinion or the second transmission gear in the double swing arm clutch gear set mesh with the inner output gear, so that the reverse working operation is completed, the extension and contraction of the electronic lock body can be realized, the use stability and reliability are improved, and the applicability is strong.

[0041] In the embodiment, a guide sleeve 5 is arranged between the bottom of the inner output gear and the bottom shell. The top surface of the upper cover is provided with a wiring groove 6 for clamping an electric wire. The bottom shell and the upper cover are plastic structural bodies or metal structural bodies.

[0042] The utility model has the positive effect that: the utility model discloses the structure is reasonably arranged, and the overall structure is small and simple, is applicable to the small space range such as door and window lock body and uses, and the clutch variable speed structure includes bottom shell, upper cover, transmission gear, reduction gear, double swing arm clutch gear set, inner output gear and outer output gear, can flexibly convert transmission mechanical force, and cooperates worm, is favorable for improving the torsion of motor, prolongs the service life of motor, and transmission is stable and reliable, and the applicability is strong.

[0043] The standard parts used in the embodiment can be directly purchased from the market, and the non-standard structural parts according to the description in the specification can also be directly processed according to the existing technical knowledge without doubt, and the connection mode of each part adopts the mature conventional means in the existing technology, and the machinery, parts and equipment all adopt the conventional type in the existing technology, so specific description is not made here.

[0044] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the implementation modes. The obvious changes or variations extended from the essential spirit of the present application still belong to the protection scope of the present application.

Claims

1. A double swing arm clutch motor for electronic lock body, comprising a motor and a clutch gear shifting structure connected with the motor, characterized in that: The clutch transmission structure comprises a bottom shell, an upper cover, a transmission gear, a reduction gear, a double swing arm clutch gear set, an inner output gear and an outer output gear; A worm is fixed on the main shaft of the motor; The bottom shell and the upper cover are fixed by a screw rod, and the transmission gear, the reduction gear, the double swing arm clutch gear set and the inner output gear are arranged between the bottom shell and the upper cover; The worm extends into the bottom shell and is engaged with the transmission gear; The transmission gear is engaged with the reduction gear, the reduction gear is engaged with the double swing arm clutch gear set, and the double swing arm clutch gear set is connected with the inner output gear; The outer output gear is on the top surface of the upper cover and is connected with the inner output gear through a connecting shaft.

2. A dual swing arm clutch motor for an electronic lock body as defined in claim 1, wherein: The transmission gear comprises a upper helical gear and a lower connecting gear which are connected concentrically, and the diameter of the upper helical gear is larger than that of the lower connecting gear; The reduction gear comprises an upper pinion and a lower gear which are connected concentrically; The worm is engaged with the upper helical gear, the lower connecting gear is engaged with the lower gear, and the upper pinion is engaged with the double swing arm clutch gear set.

3. A dual swing arm clutch motor for an electronic lock body according to claim 2, characterized in that: The double swing arm clutch gear set comprises a V-shaped upper connecting piece, a V-shaped lower connecting piece, a middle transmission gear, a first transmission pinion and a second transmission pinion; The middle transmission gear comprises a top end transmission gear and a bottom end transmission pinion which are connected concentrically; The V-shaped upper connecting piece and the V-shaped lower connecting piece are provided with middle shaft holes at the corners and end shaft holes at the two ends; The bottom end transmission pinion is rotatably connected in the middle shaft holes of the V-shaped upper connecting piece and the V-shaped lower connecting piece, and the first transmission pinion and the second transmission pinion are rotatably connected in the end shaft holes of the V-shaped upper connecting piece and the V-shaped lower connecting piece; The shaft of the middle transmission gear is connected to the bottom wall of the bottom shell; The top end transmission gear is engaged with the upper pinion; The first transmission pinion and the second transmission pinion are engaged with the bottom end transmission pinion respectively, and the first transmission pinion or the second transmission pinion is adjustably engaged with the inner output gear.

4. A dual swing arm clutch motor for an electronic lock body according to claim 3, wherein: A triangular swing arm positioning block is fixed on the top wall of the bottom shell; The triangular swing arm positioning block is at the inner corner of the V-shaped lower connecting piece.

5. A dual swing arm clutch motor for an electronic lock body as defined in claim 4, wherein: A guide sleeve is arranged between the bottom of the inner output gear and the bottom shell.

6. A dual swing arm clutch motor for an electronic lock body as defined in claim 1, wherein: A wiring groove for clamping wires is arranged on the top surface of the upper cover.

7. A dual swing arm clutch motor for an electronic lock body as defined in claim 1, wherein: The bottom shell and the upper cover are plastic structural bodies or metal structural bodies.

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