CN221003643U - Reverse rotation preventing worm and gear structure for speed reducer - Google Patents
Reverse rotation preventing worm and gear structure for speed reducer Download PDFInfo
- Publication number
- CN221003643U CN221003643U CN202321764508.XU CN202321764508U CN221003643U CN 221003643 U CN221003643 U CN 221003643U CN 202321764508 U CN202321764508 U CN 202321764508U CN 221003643 U CN221003643 U CN 221003643U
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- Prior art keywords
- worm
- reversion
- worm gear
- tooth
- frame
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 21
- 210000000078 claw Anatomy 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 239000011324 bead Substances 0.000 claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Gear Transmission (AREA)
Abstract
The utility model relates to the technical field of anti-reversion worm gear structures for speed reducers, and discloses an anti-reversion worm gear structure for speed reducers, which comprises an anti-reversion mechanism, a worm mechanism and a toothed worm gear mechanism, wherein the anti-reversion mechanism is positioned at one side of the worm mechanism, the worm mechanism is positioned at the bottom of the toothed worm gear mechanism, the toothed worm gear mechanism is positioned at the top of the worm mechanism, the worm is used for driving a worm wheel to rotate, a rotating claw in an anti-reversion frame is connected with the anti-reversion spring to enable the rotating claw to reversely drive the anti-reversion spring when equipment is reversed, the anti-reversion spring plays a stretching role, the anti-reversion spring stretches to the limit to play a fixed anti-reversion role, and a tension steel rope in a rotating ring frame and a rotating bead are used for pulling the rotating bead to not reversely rotate any more, and the equipment is prevented from being damaged or from being influenced by external force to stop rotating through an external protection frame.
Description
Technical Field
The utility model relates to the technical field of anti-reversion worm gear structures for speed reducers, in particular to an anti-reversion worm gear structure for speed reducers.
Background
The worm gear is a common transmission mechanism, and drives the worm wheel to rotate through the rotation of the worm, so that the operation of mechanical equipment is realized, and the worm gear transmission has the advantages of large transmission ratio, high transmission efficiency, compact structure and the like, is widely applied to various mechanical equipment, and realizes the transmission of rotation by utilizing the mutual clamping of the spiral line of the worm and the gear of the worm wheel.
The existing anti-reversion worm gear has different anti-reversion forces due to different use conditions, the anti-reversion effect is relatively poor, and most of the worm gears only have one prevention system.
Disclosure of utility model
(One) solving the technical problems
The utility model aims to provide an anti-reversion worm and gear structure for a speed reducer, which aims to solve the problems that in the background art, the anti-reversion effects of the anti-reversion worm and gear structure for the speed reducer are relatively poor and only one prevention system is provided.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: including anti-reversion mechanism, worm mechanism and tooth type worm gear, anti-reversion mechanism is located one side of worm mechanism, worm mechanism is located the bottom of tooth type worm gear, tooth type worm gear is located the top of worm mechanism, anti-reversion frame, rotatory claw, anti-reversion spring, rotation circle frame, pulling force steel cable, spin ball, from swivel, anti-reversion frame and butt joint axle, anti-reversion frame is located the inner wall fixed connection of rotatory claw, rotatory claw is located one side fixed connection of anti-reversion spring, anti-reversion spring is located the inside fixed connection of anti-reversion frame, rotation circle frame is located the inside of anti-reversion frame, pulling force steel cable is located the inside fixed connection of rotation circle frame, the rotation ball is located the outer wall fixed connection of pulling force steel cable, rotation circle is located the inside of rotation circle frame, anti-reversion frame is located one side of tooth type worm wheel, one side fixed connection of butt joint axle.
Preferably, the rotating claw is fixedly connected with the inner wall of the anti-reversion frame, the tension steel rope is fixedly connected with the inner part of the rotating bead, the self-rotating ring is fixedly connected with the tension steel rope, and the anti-reversion frame is fixedly connected with the connecting groove.
Preferably, the worm mechanism comprises a worm handle support, a fixing screw, a worm wheel rod, a worm wheel ring, an external protection frame and a protection clamping groove, wherein the worm handle support is in threaded connection with the inner wall of the fixing screw, the fixing screw is located on the outer wall of the worm handle support and fixedly connected with the outer wall of the worm handle support, the worm wheel rod is located on the inner wall of the worm handle support and fixedly connected with the outer wall of the worm wheel rod, the external protection frame is located on the outer wall of the toothed worm wheel, and the protection clamping groove is located on the inner wall of the protection frame.
Preferably, the inner wall of the protection frame is provided with a protection clamping groove, the worm wheel ring is rotationally connected with the tooth worm wheel tooth saw, and the worm wheel rod is positioned at the top of the tooth worm wheel.
Preferably, the tooth type worm gear mechanism comprises a tooth type worm gear, a tooth type worm gear tooth saw, a connecting groove and a worm gear fixing screw, wherein the tooth type worm gear is located inside the protection frame, the tooth type worm gear tooth saw is located on the outer wall of the tooth type worm gear, the connecting groove is located inside the tooth type worm gear, and the worm gear fixing screw is located on one side of the tooth type worm gear in threaded connection.
Preferably, the tooth worm wheel is fixedly connected with the inner wall of the tooth worm wheel gear tooth saw, and a connecting groove is formed in the tooth worm wheel.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the anti-reversion worm gear structure for the speed reducer, the worm drives the worm wheel to rotate, and when equipment is reversed, the rotating claw in the anti-reversion frame is connected with the anti-reversion spring, so that the rotating claw reversely drives the anti-reversion spring, a stretching effect is achieved on the anti-reversion spring, and the anti-reversion spring stretches to the limit to exert a fixed anti-reversion effect;
2. According to the anti-reversion worm and gear structure for the speed reducer, the rotation ring frame in the anti-reversion frame and the worm gear rod synchronously rotate, and the tension steel rope in the rotation ring frame and the rotating beads pull the rotating beads to prevent reverse rotation when the rotating beads are reversed;
3. The anti-reversion worm and gear structure for the speed reducer prevents equipment from being damaged or from being influenced by external force to stop rotating through the external protection frame.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of an anti-reverse worm gear for a speed reducer;
FIG. 2 is a schematic diagram of an anti-reverse frame of an anti-reverse worm gear structure for a speed reducer;
FIG. 3 is a schematic view of a self-rotating ring frame of an anti-reverse worm gear structure for a speed reducer;
Fig. 4 is a schematic diagram of a worm mechanism with an anti-reverse worm gear structure for a speed reducer.
In the figure: 1. an anti-reverse mechanism; 101. an anti-reverse frame; 102. rotating the claw; 103. an anti-reverse spring; 104. a rotating ring frame; 105. a tension steel rope; 106. rotating the beads; 107. a self-rotating ring; 108. an anti-reverse frame; 109. a butt joint shaft; 2. a worm mechanism; 201. a worm handle support; 202. a set screw; 203. a worm wheel rod; 204. a worm gear ring; 205. an external protection frame; 206. a protection clamping groove; 3. a tooth type worm gear mechanism; 301. a toothed worm wheel; 302. tooth type worm gear tooth saw; 303. a connecting groove; 304. the worm wheel is used for fixing the screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: comprises an anti-reversion mechanism 1, a worm mechanism 2 and a toothed worm gear mechanism 3, wherein the anti-reversion mechanism 1 is positioned at one side of the worm mechanism 2, the worm mechanism 2 is positioned at the bottom of the toothed worm gear mechanism 3, the toothed worm gear mechanism 3 is positioned at the top of the worm mechanism 2, the anti-reversion mechanism 1, an anti-reversion frame 101, a rotating claw 102, an anti-reversion spring 103, a rotating ring frame 104, a tension steel rope 105, a rotating bead 106, a rotating ring 107, an anti-reversion frame 108 and a butt joint shaft 109, the anti-reversion frame 101 is positioned at the inner wall fixed connection of the rotating claw 102, the rotating claw 102 is positioned at one side fixed connection of the anti-reversion spring 103, the anti-reversion spring 103 is positioned at the inner fixed connection of the anti-reversion frame 101, the rotating ring frame 104 is positioned at the inner fixed connection of the rotating ring frame 104, the rotating bead 106 is positioned at the outer wall fixed connection of the tension steel rope 105, the rotating ring 107 is positioned at the inner part of the rotating ring frame 104, the anti-reverse frame 108 is positioned at one side of the toothed worm wheel 301, one side of the butt joint shaft 109 is fixedly connected, the rotating claw 102 is positioned at the inner wall of the anti-reverse frame 101 and is fixedly connected, the tension steel rope 105 is positioned at the inner part of the rotating bead 106 and is fixedly connected, the autorotation ring 107 is fixedly connected with the tension steel rope 105, the anti-reverse frame 108 is fixedly connected with the connecting groove 303, the worm mechanism 2 comprises a worm handle support 201, a fixing screw 202, a worm rod 203, a worm wheel ring 204, an external protection frame 205 and a protection clamping groove 206, the worm handle support 201 is positioned at the inner wall of the fixing screw 202 and is in threaded connection, the fixing screw 202 is positioned at the outer wall of the worm handle support 201 and is fixedly connected with the worm rod 203, the external protection frame 205 is positioned at the outer wall of the toothed worm wheel 301 and the protection clamping groove 206 is positioned at the inner wall of the protection frame 205, the protection draw-in groove 206 has been seted up to the inner wall of protection frame 205, worm wheel ring 204 and tooth worm gear saw 302 rotate to be connected, worm wheel pole 203 is located the top of tooth worm wheel 301, tooth worm gear mechanism 3 includes tooth worm wheel 301, tooth worm gear saw 302, spread groove 303 and worm wheel set screw 304, tooth worm wheel 301 is located the inside of protection frame 205, tooth worm gear saw 302 is located the outer wall of tooth worm wheel 301, spread groove 303 is located the inside of tooth worm wheel 301, worm wheel set screw 304 is located one side threaded connection of tooth worm wheel 301, tooth worm wheel 301 is located the inner wall fixed connection of tooth worm gear saw 302, spread groove 303 has been seted up to the inside of tooth worm wheel 301.
Working principle: the worm drives the worm wheel to rotate, the rotating claw in the anti-reversing frame is connected with the anti-reversing spring, so that the rotating claw reversely drives the anti-reversing spring when the equipment reverses, the anti-reversing spring plays a stretching role, the anti-reversing spring stretches to the limit to play a fixed anti-reversing role, the self-rotating ring frame in the anti-reversing frame and the worm wheel rod synchronously rotate, the rotating bead is pulled by the tension steel rope in the self-rotating ring frame and the rotating bead to prevent the rotating bead from reversely rotating, and the equipment is prevented from being damaged or from being influenced by external force to stop rotating through the external protection frame.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides a speed reducer is with preventing reversing worm gear structure, includes anti-reversing mechanism (1), worm mechanism (2) and tooth worm gear mechanism (3), its characterized in that: the anti-reversion mechanism (1) is located one side of a worm mechanism (2), the worm mechanism (2) is located the bottom of a toothed worm gear mechanism (3), the toothed worm gear mechanism (3) is located the top of the worm mechanism (2), the anti-reversion mechanism (1), the anti-reversion frame (101), a rotary claw (102), an anti-reversion spring (103), a rotary ring frame (104), a tension steel rope (105), a rotary bead (106), a rotary ring (107), an anti-reversion frame (108) and a butt joint shaft (109), the anti-reversion frame (101) is located one side fixed connection of a rotary claw (102), the rotary claw (102) is located one side fixed connection of the anti-reversion spring (103), the anti-reversion spring (103) is located the inside fixed connection of the anti-reversion frame (101), the tension steel rope (105) is located the inside fixed connection of the rotary ring frame (104), the rotary bead (106) is located the outer wall fixed connection of the tension steel rope (105), and the rotary ring (102) is located one side fixed connection of the rotary ring frame (301).
2. The anti-reverse worm gear structure for a speed reducer according to claim 1, wherein: the rotary claw (102) is fixedly connected with the inner wall of the anti-reversion frame (101), the tension steel rope (105) is fixedly connected with the inside of the rotary bead (106), the self-rotating ring (107) is fixedly connected with the tension steel rope (105), and the anti-reversion frame (108) is fixedly connected with the connecting groove (303).
3. The anti-reverse worm gear structure for a speed reducer according to claim 2, wherein: the worm mechanism (2) comprises a worm handle support (201), a fixing screw (202), a worm wheel rod (203), a worm wheel ring (204), an external protection frame (205) and a protection clamping groove (206), wherein the worm handle support (201) is in threaded connection with the inner wall of the fixing screw (202), the fixing screw (202) is located in fixed connection with the outer wall of the worm handle support (201), the worm wheel rod (203) is located in fixed connection with the inner wall of the worm handle support (201), the worm wheel ring (204) is located in fixed connection with the outer wall of the worm wheel rod (203), the external protection frame (205) is located on the outer wall of the toothed worm wheel (301), and the protection clamping groove (206) is located on the inner wall of the protection frame (205).
4. The anti-reverse worm gear structure for a speed reducer according to claim 3, wherein: the inner wall of the protection frame (205) is provided with a protection clamping groove (206), the worm wheel ring (204) is rotationally connected with the tooth worm wheel gear tooth saw (302), and the worm wheel rod (203) is positioned at the top of the tooth worm wheel (301).
5. The anti-reverse worm gear structure for a speed reducer according to claim 4, wherein: the tooth worm gear mechanism (3) comprises a tooth worm gear (301), a tooth worm gear tooth saw (302), a connecting groove (303) and a worm gear fixing screw (304), wherein the tooth worm gear (301) is located inside the protection frame (205), the tooth worm gear tooth saw (302) is located on the outer wall of the tooth worm gear (301), the connecting groove (303) is located inside the tooth worm gear (301), and the worm gear fixing screw (304) is located on one side of the tooth worm gear (301) in threaded connection.
6. The anti-reverse worm gear structure for a speed reducer according to claim 5, wherein: the tooth worm wheel (301) is fixedly connected with the inner wall of the tooth worm wheel gear tooth saw (302), and a connecting groove (303) is formed in the tooth worm wheel (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321764508.XU CN221003643U (en) | 2023-07-06 | 2023-07-06 | Reverse rotation preventing worm and gear structure for speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321764508.XU CN221003643U (en) | 2023-07-06 | 2023-07-06 | Reverse rotation preventing worm and gear structure for speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221003643U true CN221003643U (en) | 2024-05-24 |
Family
ID=91118703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321764508.XU Active CN221003643U (en) | 2023-07-06 | 2023-07-06 | Reverse rotation preventing worm and gear structure for speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221003643U (en) |
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2023
- 2023-07-06 CN CN202321764508.XU patent/CN221003643U/en active Active
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