CN110237543B - Device for preventing winding spring from being over-tightened - Google Patents
Device for preventing winding spring from being over-tightened Download PDFInfo
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- CN110237543B CN110237543B CN201910552429.4A CN201910552429A CN110237543B CN 110237543 B CN110237543 B CN 110237543B CN 201910552429 A CN201910552429 A CN 201910552429A CN 110237543 B CN110237543 B CN 110237543B
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H29/00—Drive mechanisms for toys in general
- A63H29/02—Clockwork mechanisms
- A63H29/06—Other elements therefor
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H29/00—Drive mechanisms for toys in general
- A63H29/24—Details or accessories for drive mechanisms, e.g. means for winding-up or starting toy engines
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H31/00—Gearing for toys
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H31/00—Gearing for toys
- A63H31/08—Gear-control mechanisms; Gears for imparting a reciprocating motion
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- Transmission Devices (AREA)
Abstract
The invention discloses a device for preventing an over-tightening spring from winding, which comprises a fixed machine body, wherein a rotating space is arranged in the fixed machine body, a gear disc is arranged in the rotating space, an output shaft is fixedly connected to the center of the left end surface of the gear disc, the left end of the output shaft penetrates through the left end wall of the rotating space and extends into the external space to be connected with the spring in a power mode, locking mechanisms are arranged on the upper side and the lower side of the gear disc, and a worm gear mechanism is arranged on the left side of each locking mechanism.
Description
Technical Field
The invention relates to the technical field of spring protection equipment, in particular to a device for preventing over-tightening of a winding spring.
Background
Some children's toys are through the clockwork spring as drive power, and children just begin to contact, basically can not go control on the number of times of rotation, lead to the clockwork spring tension very easily like this, cause the clockwork spring to damage or directly drive the toy and rotate thereby and let children be injured, and it is rare to preventing the clockwork spring tension device on the market, generally all be about mechanical clock and watch, it mainly alleviates through the skidding of clockwork spring self, though avoided the tension of clockwork spring, but can not effectual definition number of times of rotation, to a certain extent, still can cause the damage of clockwork spring.
Disclosure of Invention
The object of the present invention is to provide a device for preventing the overwinding, which overcomes the above mentioned drawbacks of the prior art.
The device for preventing the overwinding and the over-tightening of the winding spring comprises a fixed machine body, wherein a rotating space is arranged in the fixed machine body, a gear disc is arranged in the rotating space, an output shaft is fixedly connected to the center of the left end face of the gear disc, the left end of the output shaft penetrates through the left end wall of the rotating space and extends into the external space to be connected with the power of the winding spring, locking mechanisms are arranged on the upper side and the lower side of the gear disc, a worm gear mechanism is arranged on the right side of each locking mechanism, and a linkage part is connected between each worm gear mechanism and each locking mechanism and comprises a transmission space, a transmission wheel which is bilaterally symmetrical is arranged in the transmission space, a transmission shaft is fixedly sleeved on the transmission wheel, the front end face and the rear end face of the transmission shaft are fixedly connected with the front end wall and the rear, the left end of the connecting rope penetrates through the end wall of the transmission space to be fixedly connected with the locking mechanism, the right end of the connecting rope penetrates through the end wall of the transmission space to be fixedly connected with the worm gear mechanism, the right side of the worm gear mechanism is provided with a hydraulic system, a sliding component and a transmission mechanism driven by the same driving device, the driving device comprises a knob, the left end face of the knob is fixedly connected with a rotating shaft, and the left end of the rotating shaft penetrates through the right end wall of the fixed machine body to be connected with the transmission mechanism and the sliding component.
Further technical scheme, locking mechanical system includes the slip space that sets up about rotating the space longitudinal symmetry, the inside slip in slip space is provided with a sliding block, the one end fixedly connected with locking block that the sliding block is close to the rotation space, the one end that the sliding block was kept away from to the locking block can pass the end wall and the toothed disc meshing that the slip space is close to the rotation space and be connected, the one end fixedly connected with compression spring of locking block is kept away from to the sliding block, compression spring keeps away from the one end of sliding block and the end wall fixed connection in slip space, just the one end of locking block and the left end fixed connection of connecting the rope are kept away from to the sliding block.
Further technical scheme, worm gear mechanism is including setting up the rotation space of rotating space right-hand member wall inside, the inside worm wheel that is provided with one from top to bottom symmetry of rotation space, the meshing is connected with a worm between the worm wheel, the left end of worm passes a left end wall fixedly connected with rotating device of rotation space, the right-hand member fixed connection of rotating device and toothed disc, just the front side of worm wheel is provided with a rotation wheel, the right-hand member winding fixed connection of rotation wheel and connection rope, just it has a rotation axis to rotate wheel and worm wheel fixed cup joint, the front and back end wall rotary type fixed connection of terminal surface and rotation space around the rotation axis.
Further technical scheme, rotating device is including setting up the installation cavity in the gear disc right-hand member face inside, the installation cavity is inside to be provided with a ratchet, ratchet and worm are fixed to be cup jointed, just the annular array all around of installation cavity is provided with an elastic space, elastic space and installation cavity are linked together, just the inside slip of elastic space is provided with a bolt, the bolt is close to the one end and the ratchet contact connection of installation cavity, just the one end fixedly connected with spring of installation cavity is kept away from to the bolt, the one end of bolt and the end wall fixed connection in elastic space are kept away from to the spring.
Further technical scheme, sliding part is including setting up the connection space in rotatory space right-hand member wall inside, the inside chamber that slides that is provided with of lower extreme wall in connection space, the upper end in chamber that slides upwards extends through connection space, just the inside slip of chamber that slides is provided with a slide plate, the hydraulic system of the right-hand member fixedly connected with one longitudinal symmetry of slide plate, just a spline housing has been cup jointed in the slide plate rotation, the spline housing is located connection space, just the right-hand member of spline housing and worm and the left end spline of axis of rotation cup joint.
The hydraulic system comprises a hydraulic moving cavity which is arranged in an up-down symmetrical manner, a threaded shaft is fixedly connected with the left end wall of the hydraulic moving cavity in a rotating manner, the right end of the threaded shaft penetrates through the right end wall of the hydraulic moving cavity to be in power connection with a transmission mechanism, a moving plate is arranged in the hydraulic moving cavity in a sliding manner and is in threaded sleeve connection with the threaded shaft, a pushing component which is symmetrical up and down is arranged on the right side of the sliding component and comprises a pushing cavity, a sliding plate is arranged in the pushing cavity in a sliding manner, the left end face of the sliding plate is fixedly connected with a pushing shaft, the left end of the pushing shaft penetrates through the left end wall of the pushing cavity to be fixedly connected with the right end face of the sliding component, an extension spring is fixedly connected with the right end face of the extension spring, and the right end of the extension spring is fixedly connected, the hydraulic pressure removes the left side fixedly connected with pipeline that the chamber is close to the connection space end wall, the pipeline is kept away from the hydraulic pressure and is removed the one end in chamber and promote the chamber and keep away from the right side position fixed connection of connection space end wall, and the fixed pressure valve that is provided with in junction.
A further technical scheme, drive mechanism is including setting up the gear chamber in the right-hand member wall inside of connecting the space, gear intracavity portion is provided with the first bevel gear of a symmetry from top to bottom, the meshing is connected with the second bevel gear between the first bevel gear, the upper end wall in gear chamber is inside to be provided with a gyration space, gyration space downwardly extending runs through the gear chamber, just the inside longitudinal symmetry in gyration space is provided with a revolving axle, the rear side meshing of revolving axle is connected with a helical gear, the left end face and the threaded shaft of helical gear are fixed to be cup jointed, just the terminal surface fixed connection that second bevel gear was kept away from to one end and the first bevel gear that the revolving axle is close to the gear chamber, second bevel gear and axis of rotation are fixed to be cup.
The invention has the beneficial effects that: the invention adopts the meshing structure and hydraulic transmission to ensure the stability of the equipment in the motion process, and meanwhile, the rotation device is arranged to effectively solve the interference between the locking mechanism and the worm gear mechanism, enhance the linkage and coordination among equipment links, realize the limitation of the rotation times by connecting the worm and the rotating shaft through the spline sleeve, avoid the over-tightening and even damage of the clockwork spring due to the over-rotation times, and enhance the selectivity of the equipment through the opening and closing of the pressure valve.
Drawings
FIG. 1 is a schematic view of the overall internal structure of the present invention from the front;
FIG. 2 is a schematic view of the structure "A-A" in FIG. 1 according to the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-2, for convenience of description, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-2, a winding overwinding preventing device according to an embodiment of the present invention includes a fixed body 100, a rotation space 128 is provided in the fixed body 100, a gear plate 129 is provided inside the rotation space 128, an output shaft 130 is fixedly connected to a center position of a left end surface of the gear plate 129, a left end of the output shaft 130 penetrates through a left end wall of the rotation space 128 to extend into an external space to be connected with a winding power, a locking mechanism is provided on upper and lower sides of the gear plate 129, a worm gear mechanism is provided on a right side of the locking mechanism, a linkage part is connected between the worm gear mechanism and the locking mechanism, wherein the linkage part includes a transmission space 101, a transmission wheel 134 is provided inside the transmission space 101, a transmission shaft 141 is fixedly connected to the transmission wheel 134, front and rear end surfaces of the transmission shaft 141 are rotatably and fixedly connected with front and rear end walls of the transmission space 101, the transmission wheel 134 is rotatably provided with a connecting rope 102, the left end of the connecting rope 102 penetrates through the end wall of the transmission space 101 and is fixedly connected with the locking mechanism, the right end of the connecting rope 102 penetrates through the end wall of the transmission space 101 and is fixedly connected with the worm gear mechanism, the right side of the worm gear mechanism is provided with a hydraulic system, a sliding part and a transmission mechanism driven by the same driving device, the driving device comprises a knob 113, the left end surface of the knob 113 is fixedly connected with a rotating shaft 115, and the left end of the rotating shaft 115 penetrates through the right end wall of the fixed machine body 100 and is connected with the transmission mechanism and the sliding part.
Advantageously or exemplarily, the locking mechanism comprises a sliding space 140 which is arranged up and down symmetrically with respect to the rotating space 128, a sliding block 132 is slidably arranged inside the sliding space 140, a locking block 131 is fixedly connected to one end of the sliding block 132 close to the rotating space 128, one end of the locking block 131 far from the sliding block 132 can be engaged with the gear wheel 129 through the end wall of the sliding space 140 close to the rotating space 128, a compression spring 133 is fixedly connected to one end of the sliding block 132 far from the locking block 131, one end of the compression spring 133 far from the sliding block 132 is fixedly connected with the end wall of the sliding space 140, and one end of the sliding block 132 far from the locking block 131 is fixedly connected with the left end of the connecting rope 102, and the function is that the connecting rope 102 moves downwards, the compression spring 133 decompresses, and pushes the sliding block 132 to slide downwards inside the sliding space 140, at the same, the lower end of the push lock block 131 passes through the sliding space 140 and is engaged with the gear plate 129 to realize locking.
Advantageously or exemplarily, the worm gear mechanism comprises a rotation space 127 arranged inside a right end wall of a rotation space 128, a worm wheel 126 which is symmetrical up and down is arranged inside the rotation space 127, a worm 103 is engaged and connected between the worm wheels 126, a rotating device is fixedly connected to a left end of the worm 103 through a left end wall of the rotation space 127, the rotating device is fixedly connected to a right end of a gear disc 129, a rotation wheel 125 is arranged on a front side of the worm wheel 126, the rotation wheel 125 is fixedly connected to a right end of the connecting rope 102 in a winding manner, a rotation shaft 124 is fixedly connected to the rotation wheel 125 and the worm wheel 126 in a fixing manner, front and rear end surfaces of the rotation shaft 124 are rotatably connected to front and rear end walls of the rotation space 127, and functions that the worm 103 rotates the worm wheel 126, the worm wheel 126 rotates the rotation wheel 125 through the rotation shaft 124, and the connecting rope 102 moves under the driving of the rotation wheel 125, meanwhile, the worm 103 drives the rotating device to rotate, otherwise, the rotating device does not rotate, so that mutual interference between the worm gear mechanism and the locking mechanism is avoided, and the anti-interference performance of the equipment is enhanced.
Advantageously or exemplarily, the rotating device comprises a mounting cavity 137 arranged inside the right end face of the gear disc 129, a ratchet 138 is arranged inside the mounting cavity 137, the ratchet 138 is fixedly sleeved with the worm 103, an elastic space 135 is arranged in a circumferential annular array around the mounting cavity 137, the elastic space 135 is communicated with the mounting cavity 137, a latch 139 is arranged inside the elastic space 135 in a sliding manner, one end of the latch 139 close to the mounting cavity 137 is in contact connection with the ratchet 138, one end of the latch 139 far away from the mounting cavity 137 is fixedly connected with a spring 136, one end of the spring 136 far away from the latch 139 is fixedly connected with an end wall of the elastic space 135, and the function is that, when the worm 103 rotates forwards, the latch 139 and the ratchet 138 are interlocked to drive the gear disc 129 to rotate, and conversely, the ratchet 138 idles inside the mounting cavity 137 to avoid interference between subsequent links, and the overall harmony of the equipment is enhanced.
Beneficially or exemplarily, the sliding part includes a connecting space 123 arranged inside a right end wall of the rotating space 127, a sliding cavity 120 is arranged inside a lower end wall of the connecting space 123, an upper end of the sliding cavity 120 extends upwards to penetrate through the connecting space 123, a sliding plate 121 is slidably arranged inside the sliding cavity 120, a hydraulic system which is symmetrical up and down is fixedly connected to a right end of the sliding plate 121, a spline sleeve 122 is rotatably sleeved on the sliding plate 121, the spline sleeve 122 is located inside the connecting space 123, and the spline sleeve 122, a right end of the worm 103 and a left end of the rotating shaft 115 are in spline sleeve connection, which has a function of pushing the sliding block 121 to reciprocate in the sliding cavity 120 in the left-right direction under the action of the hydraulic system to drive the spline sleeve 122 to move left and right in the connecting space 123 to disconnect or connect the worm 103 and the rotating shaft 115, the rotating shaft 115 is prevented from reversely rotating to directly drive the worm 103 to rotate, and the reflection time of the equipment is prolonged.
Advantageously or exemplarily, the hydraulic system comprises a hydraulic moving chamber 104 arranged in an up-and-down symmetrical manner, a threaded shaft 105 is fixedly connected to the left end wall of the hydraulic moving chamber 104 in a rotating manner, the right end of the threaded shaft 105 penetrates through the right end wall of the hydraulic moving chamber 104 and is in power connection with the transmission mechanism, a moving plate 106 is slidably arranged in the hydraulic moving chamber 104, the moving plate 106 and the threaded shaft 105 are in threaded sleeve connection, a pushing component which is symmetrical in an up-and-down manner is arranged on the right side of the sliding component, the pushing component comprises a pushing chamber 142, a sliding plate 110 is slidably arranged in the pushing chamber 142, a pushing shaft 119 is fixedly connected to the left end surface of the sliding plate 110, the left end of the pushing shaft 119 penetrates through the left end wall of the pushing chamber 142 and is fixedly connected to the right end surface of the sliding component, and a tension spring 111 is, the right end of the extension spring 111 is fixedly connected with the right end wall of the pushing cavity 142, the left side of the hydraulic moving cavity 104 close to the end wall of the connecting space 123 is fixedly connected with a pipeline 118, one end of the pipeline 118 far away from the hydraulic moving cavity 104 is fixedly connected with the right side of the pushing cavity 142 far away from the end wall of the connecting space 123, and a pressure valve 117 is fixedly arranged at the connection position and has the functions that a transmission mechanism drives the threaded shaft 105 to rotate, the moving plate 106 slides leftwards in the hydraulic moving cavity 104, hydraulic oil on the left side in the hydraulic moving cavity 104 is sent to the inside of the pushing cavity 142 through the pipeline 118 and the pressure valve 117, the sliding plate 110 is pushed to slide leftwards, the extension spring 111 is stretched, at the moment, the pushing shaft 119 pushes the sliding part to move, and hydraulic transmission is.
Advantageously or exemplarily, the transmission mechanism comprises a gear cavity 116 disposed inside a right end wall of the connecting space 123, a first bevel gear 112 is disposed inside the gear cavity 116, the first bevel gear 112 is symmetrical up and down, a second bevel gear 114 is engaged and connected between the first bevel gear 112, a revolving space 107 is disposed inside an upper end wall of the gear cavity 116, the revolving space 107 extends downward to penetrate through the gear cavity 116, a revolving shaft 108 is disposed inside the revolving space 107, the revolving shaft 108 is engaged and connected with a bevel gear 109 at a rear side, a left end face of the bevel gear 109 is fixedly sleeved with the threaded shaft 105, an end of the revolving shaft 108 near the gear cavity 116 is fixedly connected with an end face of the first bevel gear 112 far from the second bevel gear 114, the second bevel gear 114 is fixedly sleeved with a rotating shaft 115, and the rotating shaft 115 rotates the second bevel gear 114 and the first bevel gear 112, the revolving shaft 108 is driven to rotate, so that the purpose of rotating the bevel gear 109 and the threaded shaft 105 is achieved, wherein the directions of the threads on the shaft bodies of the upper and lower revolving shafts 108 are opposite, and the stability in the transmission process is ensured by adopting tooth-shaped meshing transmission.
Embodiment of the present device: firstly, the knob 113 is turned to rotate the second bevel gear 114 and the first bevel gear 112 to rotate the revolving shaft 108 and simultaneously to rotate the bevel gear 109 and the threaded shaft 105, wherein the toothed gearing is used to ensure the stability during the gearing, then, the revolving shaft 108 and the worm 103 are connected by the spline housing to rotate the worm 103, and the worm 103 rotates the worm wheel 126, the worm wheel 126 rotates the rotating wheel 125 through the rotating shaft 124, and the connecting rope 102 moves under the driving of the rotating wheel 125, at this time, the compression spring 133 is decompressed to push the sliding block 132 to slide downwards in the sliding space 140, and at the same time, the bolt 139 and the ratchet 138 are interlocked to rotate the gear disc 129 when the worm 103 rotates forwards, the gear disc 129 rotates through the output shaft 130, wherein, the moving plate 106 slides leftwards in the hydraulic moving chamber 104 under the threaded gearing of the revolving shaft 108, hydraulic oil on the left side inside the hydraulic moving cavity 104 is sent to the inside of the pushing cavity 142 through the pipeline 118 and the pressure valve 117, the sliding plate 110 is pushed to slide leftwards, and the extension spring 111 is extended, at this time, the pushing shaft 119 pushes the sliding block 121 to slide leftwards in the sliding cavity 120, the spline housing 122 is driven to move leftwards in the connecting space 123, the worm 103 and the rotating shaft 115 are disconnected, and meanwhile, the sliding block 132 pushes the lower end of the locking block 131 to penetrate through the sliding space 140 to be meshed and connected with the gear disc 129, and locking is achieved.
The invention has the beneficial effects that: the invention adopts the meshing structure and hydraulic transmission to ensure the stability of the equipment in the motion process, and meanwhile, the rotation device is arranged to effectively solve the interference between the locking mechanism and the worm gear mechanism, enhance the linkage and coordination among equipment links, realize the limitation of the rotation times by connecting the worm and the rotating shaft through the spline sleeve, avoid the over-tightening and even damage of the clockwork spring due to the over-rotation times, and enhance the selectivity of the equipment through the opening and closing of the pressure valve.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (7)
1. The utility model provides a prevent winding binding excessively tight device, includes fixed fuselage, its characterized in that: a rotating space is arranged in the fixed machine body, a gear disc is arranged in the rotating space, an output shaft is fixedly connected to the center position of the left end face of the gear disc, the left end of the output shaft penetrates through the left end wall of the rotating space and extends into the external space to be connected with the power of a spring, locking mechanisms are arranged on the upper side and the lower side of the gear disc, a worm gear mechanism is arranged on the right side of each locking mechanism, a linkage part is connected between each worm gear mechanism and each locking mechanism, the linkage part comprises a transmission space, a transmission wheel which is bilaterally symmetrical is arranged in the transmission space, a transmission shaft is fixedly sleeved on the transmission wheel, the front end face and the rear end face of the transmission shaft are fixedly connected with the front end wall and the rear end wall of the transmission space in a rotating mode, a connecting rope is rotatably arranged on the transmission wheel, the right end of the connecting rope penetrates through the end wall of the transmission space to be fixedly connected with the worm gear mechanism, the right side of the worm gear mechanism is provided with a hydraulic system, a sliding component and a transmission mechanism driven by the same driving device, the driving device comprises a knob, the left end face of the knob is fixedly connected with a rotating shaft, and the left end of the rotating shaft penetrates through the right end wall of the fixed machine body to be connected with the transmission mechanism and the sliding component.
2. A device for preventing overwinding according to claim 1, characterized in that: locking mechanical system includes the slip space that sets up about rotating the space longitudinal symmetry, the inside slip in slip space is provided with a sliding block, the sliding block is close to the one end fixedly connected with locking block that rotates the space, the one end that the sliding block was kept away from to the locking block can pass the slip space and be close to the end wall and the toothed disc meshing that rotate the space and be connected, the one end fixedly connected with compression spring of locking block is kept away from to the sliding block, compression spring keeps away from the one end of sliding block and the end wall fixed connection in slip space, just the one end of locking block and the left end fixed connection of connecting the rope are kept away from to the sliding.
3. A device for preventing overwinding according to claim 1, characterized in that: the worm gear mechanism is including setting up the rotation space of rotating the inside of space right-hand member wall, the inside worm wheel that is provided with a symmetry from top to bottom of rotation space, the meshing is connected with a worm between the worm wheel, the left end of worm passes a left end wall fixedly connected with rotating device of rotation space, the right-hand member fixed connection of rotating device and toothed disc, just the front side of worm wheel is provided with a rotation wheel, the right-hand member winding fixed connection who rotates wheel and connecting rope, just it has a rotation axis to rotate wheel and worm wheel fixed cup joint, the front and back terminal surface of rotation axis and the front and back end wall rotary type fixed connection of rotation space.
4. A device for preventing overwinding according to claim 3, characterized in that: rotating device is including setting up the installation cavity in the gear disc right-hand member face inside, the installation cavity is inside to be provided with a ratchet, ratchet and worm are fixed to be cup jointed, just the annular array all around of installation cavity is provided with an elastic space, elastic space and installation cavity are linked together, just the inside slip in elastic space is provided with a bolt, the bolt is close to the one end and the ratchet contact connection of installation cavity, just the one end fixedly connected with spring of installation cavity is kept away from to the bolt, the one end of bolt and the end wall fixed connection in elastic space are kept away from to the spring.
5. A device for preventing overwinding according to claim 1, characterized in that: the sliding part is including setting up the connection space in the inside of rotation space right-hand member wall, the inside chamber that slides that is provided with of lower extreme wall in connection space, the upper end in chamber that slides upwards extends through the connection space, just the inside slip of chamber that slides is provided with a sliding plate, the right-hand member fixedly connected with hydraulic system of a longitudinal symmetry of sliding plate, just a spline housing has been cup jointed in the sliding plate rotation, the spline housing is located connection space, just the right-hand member of spline housing and worm and the left end spline of axis of rotation cup joint.
6. A device for preventing overwinding according to claim 1, characterized in that: the hydraulic system comprises a hydraulic moving cavity which is arranged in an up-down symmetrical manner, a threaded shaft is fixedly connected to the left end wall of the hydraulic moving cavity in a rotating manner, the right end of the threaded shaft penetrates through the right end wall of the hydraulic moving cavity and is in power connection with a transmission mechanism, a moving plate is arranged in the hydraulic moving cavity in a sliding manner and is in threaded sleeve connection with the threaded shaft, a pushing component which is symmetrical up and down is arranged on the right side of the sliding component and comprises a pushing cavity, a sliding plate is arranged in the pushing cavity in a sliding manner, the left end face of the sliding plate is fixedly connected with a pushing shaft, the left end of the pushing shaft penetrates through the left end wall of the pushing cavity and is fixedly connected with the right end face of the sliding component, an extension spring is fixedly connected to the right end face of the sliding plate, the right end of the extension spring is fixedly connected with the right end wall of the pushing cavity, one end of the pipeline, which is far away from the hydraulic moving cavity, is fixedly connected with the right side position of the pushing cavity, which is far away from the end wall of the connecting space, and a pressure valve is fixedly arranged at the joint.
7. A device for preventing overwinding according to claim 1, characterized in that: the transmission mechanism is including setting up the inside gear chamber in the right-hand member wall in connection space, gear intracavity portion is provided with the first bevel gear of a symmetry from top to bottom, the meshing is connected with second bevel gear between the first bevel gear, the inside gyration space that is provided with of upper end wall in gear chamber, gyration space downwardly extending runs through the gear chamber, just the inside longitudinal symmetry in gyration space is provided with a revolving axle, the rear side meshing of revolving axle is connected with a helical gear, the left end face and the threaded shaft of helical gear are fixed to be cup jointed, just the terminal surface fixed connection that second bevel gear was kept away from to one end and the first bevel gear that the revolving axle is close to the gear chamber, second bevel gear and axis of rotation are fixed to be cup jointed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910552429.4A CN110237543B (en) | 2019-06-21 | 2019-06-21 | Device for preventing winding spring from being over-tightened |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910552429.4A CN110237543B (en) | 2019-06-21 | 2019-06-21 | Device for preventing winding spring from being over-tightened |
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| Publication Number | Publication Date |
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| CN110237543A CN110237543A (en) | 2019-09-17 |
| CN110237543B true CN110237543B (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910552429.4A Active CN110237543B (en) | 2019-06-21 | 2019-06-21 | Device for preventing winding spring from being over-tightened |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112616340B (en) * | 2020-12-29 | 2023-10-13 | 无锡卡尔曼导航技术有限公司 | Inter-plant inter-row weeding fertilizer distributor |
| CN112616330B (en) * | 2020-12-29 | 2024-01-19 | 无锡卡尔曼导航技术有限公司 | Reciprocating inter-row weeding device |
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| CN204239654U (en) * | 2014-10-22 | 2015-04-01 | 东莞力嘉塑料制品有限公司 | Automatic speed changing driving mechanism |
| CN105988354A (en) * | 2015-03-18 | 2016-10-05 | 格拉斯许特钟表有限公司 | Barrel with basically constant torque |
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2019
- 2019-06-21 CN CN201910552429.4A patent/CN110237543B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1333345A1 (en) * | 2002-02-01 | 2003-08-06 | Tag Heuer S.A. | Device having clockwork-movement and chronograph module |
| CN102385301A (en) * | 2010-08-30 | 2012-03-21 | 深圳市飞亚达科技发展有限公司 | Watch windup overload protection mechanism and watch with protection mechanism |
| CN103423405A (en) * | 2012-05-23 | 2013-12-04 | 徐州聚成铸造科技有限公司 | Twisting-off preventing clockwork |
| CN204239654U (en) * | 2014-10-22 | 2015-04-01 | 东莞力嘉塑料制品有限公司 | Automatic speed changing driving mechanism |
| CN105988354A (en) * | 2015-03-18 | 2016-10-05 | 格拉斯许特钟表有限公司 | Barrel with basically constant torque |
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| CN110237543A (en) | 2019-09-17 |
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