CN217580013U - Spiral telescopic opening and closing device and upward-opening turnover gate - Google Patents
Spiral telescopic opening and closing device and upward-opening turnover gate Download PDFInfo
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- CN217580013U CN217580013U CN202221005035.0U CN202221005035U CN217580013U CN 217580013 U CN217580013 U CN 217580013U CN 202221005035 U CN202221005035 U CN 202221005035U CN 217580013 U CN217580013 U CN 217580013U
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- protective cover
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Abstract
The utility model belongs to the technical field of the gate, the utility model provides a spiral flexible headstock gear reaches and opens convertible gate on, include: a motor; the upper end surface of the shaft sleeve is provided with a central hole for accommodating an output shaft of the motor; the telescopic link, the telescopic link includes swivel nut and screw rod, and the one end of swivel nut is equipped with the universal joint, and the other end of universal joint is used for connecting the lower terminal surface of axle sleeve, and axial screw hole has been seted up to another terminal surface of swivel nut, and the one end of screw rod is equipped with the external screw thread, external screw thread and screw hole adaptation, and the other end of screw rod is equipped with the ring, and the ring is used for clamping screw. The utility model provides a headstock gear with the position precision requirement of gate installation high, drive screw stretches out that screw headstock gear top surface is pleasing to the eye and influence the pedestrian to and how to use the flexible headstock gear of spiral at the technical problem of convertible gate.
Description
Technical Field
The utility model belongs to the technical field of the gate, concretely relates to flexible headstock gear of spiral reaches and opens convertible gate on.
Background
The screw type hoist achieves the purpose that the transmission screw rod moves up and down by rotating the worm gear, and lifts or puts down the gate so as to achieve the function of controlling the gate to be opened and closed. However, in practical use, firstly the screw hoist, the transmission screw and the gate need to be installed well according to strict straightness requirements, and then the gate can normally work, and secondly, after the gate is lifted up each time, the transmission screw can extend out of the top surface of the screw hoist for a large section, so that the gate is not attractive, and passing pedestrians are easily influenced. Besides, the screw hoist can only be applied to vertically installed gates, and cannot be applied to turnover gates.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming prior art's not enough, provides a flexible headstock gear of spiral and opens convertible gate on for the position required precision of solving the headstock gear and gate installation is high, and drive screw stretches out that the screw headstock gear top surface is pleasing to the eye and influence the pedestrian, and how to use the flexible headstock gear of spiral at the technical problem of convertible gate.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a spiral telescopic opening and closing device comprises:
a motor;
the upper end surface of the shaft sleeve is provided with a central hole for accommodating the output shaft of the motor;
the telescopic link, the telescopic link includes swivel nut and screw rod, the one end of swivel nut is equipped with the universal joint, the other end of universal joint is used for connecting the lower terminal surface of axle sleeve, axial screw hole has been seted up to another terminal surface of swivel nut, the one end of screw rod is equipped with the external screw thread, the external screw thread with screw hole adaptation, the other end of screw rod is equipped with the ring, the ring is used for fixing the screw rod.
The utility model discloses a rotatory axle sleeve that drives of output shaft through the motor is rotatory, and it is rotatory that the axle sleeve drives the swivel nut again, and the swivel nut is rotatory for the screw rod, and the swivel nut realizes the function that the telescopic link lengthened or shortened according to motor corotation or reversal in order to realize with screw rod screw in or the purpose of back-out, can be used to open the gate of vertical setting or the convertible gate of level setting.
Further: a protective cover is arranged outside the shaft sleeve, the protective cover is cylindrical, a flange is arranged at one end of the protective cover and is used for connecting the motor, a through hole is formed in the other end of the protective cover, and the through hole is used for enabling the shaft sleeve to extend out of the protective cover;
be equipped with the retaining ring on the external diameter of axle sleeve, the retaining ring orientation one side of motor is equipped with radial bearing, radial bearing's inner circle inscription the external diameter of axle sleeve, radial bearing's outer lane butt the internal diameter of protection casing, the retaining ring orientation one side that the through-hole was seted up to the protection casing is equipped with thrust bearing, thrust bearing cup joints just on the external diameter of axle sleeve thrust bearing restraint is in the retaining ring with between the protection casing.
The beneficial effects of the step are as follows: the protective cover is used for preventing the shaft sleeve from falling off from the output shaft of the motor under the condition of long-time use, so that the limiting protection effect is realized; the radial bearing prevents the shaft sleeve from jumping when rotating, and the thrust bearing prevents the shaft sleeve from sliding downwards, so that the retainer ring is in hard contact with the protective cover to cause larger abrasion and noise.
Further, the method comprises the following steps: the inner side of the circular ring is also provided with an inner ring, the inner side surface of the circular ring is an inner spherical surface, the outer side surface of the inner ring is an outer spherical surface, and the outer spherical surface is matched with the inner spherical surface.
The beneficial effects of the step are as follows: the inner ring and the circular ring are in spherical contact and are in the same structural form as a joint bearing, the moving range of the circular ring at the hinged position can be effectively improved, and the service life of the circular ring can be prolonged.
Further: the length of the threaded hole is more than half of the length of the threaded sleeve;
the length of the external thread is more than half of the length of the screw.
The beneficial effects of the step are as follows: the telescopic rod is ensured to have enough telescopic range, and the application range of the spiral telescopic opening and closing device is expanded.
Further: the threads of the external threads and the threaded holes are trapezoidal threads or sawtooth threads.
The beneficial effects of the step are as follows: trapezoidal thread and zigzag thread all are suitable driven screw thread, can effectively realize the transmission, also can prolong the life of telescopic link.
The utility model also provides an on open convertible gate, include:
the door frame is horizontally arranged;
the door body is hinged with the door frame through a pin shaft and buckled on the door frame;
the lifting lug is arranged on the upper surface of the door body and is opposite to one side of the pin shaft;
a spiral telescopic opening and closing device is characterized in that a spiral telescopic opening and closing mechanism is arranged above a door body, and a circular ring is hinged with a lifting lug;
the sealing strips are arranged on the bottom surface of the door body and connected end to form a first sealing ring, the sealing strips are arranged on the top surface of the door frame and connected end to form a second sealing ring, and the positions of the first sealing ring and the second sealing ring correspond.
The utility model discloses in, utilize the flexible headstock gear of spiral as the headstock gear of convertible gate, no longer need the gate with the high straightness's of headstock gear installation requirement, reduced the installation degree of difficulty, and no longer have the screw rod and stretch out the condition of headstock gear, pleasing to the eye and do not influence passerby, the telescopic link shrink can be opened the gate, the gate is then closed in the telescopic link extension.
Further: and the upper surface of the door body is also provided with a grid type reinforcing rib.
The beneficial effects of the step are as follows: the strength of the door body is improved, and the water hammer resistance of the door body is effectively enhanced.
Further: the circular ring is hinged with the lifting lug in clearance fit.
The beneficial effects of the step are as follows: the hinge joint of the circular ring is in clearance fit, so that the moving range of the hinge joint can be increased, and the adaptability of the telescopic rod to angle change is improved.
Further: the sealing strip is made of tin bronze or nitrile rubber.
The beneficial effects of the step are as follows: the tin bronze or the butadiene-acrylonitrile rubber can enhance the sealing performance of the gate.
Further: the door body is round or square, and the door frame is matched with the door body.
The beneficial effects of the step are as follows: the gates with different shapes can be used in different occasions such as pipelines, ditches and the like, and the applicability of the gates is improved.
The utility model has the advantages that:
1. the extension or the shortening of the telescopic rod is realized by screwing the screw rod into or screwing the screw sleeve out, and as one end of the telescopic rod is provided with the universal joint and the other end is hinged, the telescopic rod can allow deflection at a certain angle without requiring the opening and closing device and the gate to keep higher required linearity, thereby reducing the installation requirements of the opening and closing device and the gate;
2. the telescopic rod can not extend out of the opening and closing device, so that the appearance, the passing passers-by and the like can not be influenced;
3. the spiral telescopic opening and closing device is arranged above the gate, and can apply downward thrust to the gate to strengthen the sealing performance of the upward-opening turnover gate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a spiral retractable open/close device provided by the present invention;
FIG. 2 is a schematic view of the middle shaft sleeve of the present invention;
fig. 3 is a schematic view of a closed state of an upward-opening turnover type gate provided by the present invention;
fig. 4 is a schematic diagram of an open state of the upward-opening turnover gate provided by the present invention.
Reference numerals:
1-a motor; 2-shaft sleeve; 3, a telescopic rod; 4-a protective cover; 5-radial bearing; 6-a thrust bearing; 7-a door body; 8-a door frame; 9-a sealing strip;
11-an output shaft; 21-a central hole; 22-a socket hole; 23-pin holes; 24-a retainer ring; 31-thread insert; 32-screw rod; 41-flange plate; 42-a through hole; 71-lifting lugs; 72-reinforcing ribs;
311-a threaded hole; 312-a gimbal; 321-external threads; 322-circular ring.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Examples
As shown in fig. 1, the utility model provides a flexible headstock gear of spiral, include:
the motor 1 can be arranged on the side surface of a wall or a top platform of a pipeline, and the specific installation position can be selected according to the field condition;
the upper end surface of the shaft sleeve 2 is provided with a central hole 21 for accommodating the output shaft 11 of the motor 1;
the telescopic rod 3 comprises a threaded sleeve 31 and a screw rod 32, one end of the threaded sleeve 31 is provided with a universal joint 312, the other end of the universal joint 312 is used for connecting the lower end face of the shaft sleeve 2, the shaft sleeve 2 and the universal joint 312 are connected in various modes, and the universal joint can be welded, connected in a threaded manner or connected in a pin manner; in this embodiment, the lower end surface of the shaft sleeve 2 is provided with a bearing hole 22, the side surface of the bearing hole 22 is provided with a pin hole 23, and after one end of the universal joint 312 is inserted into the bearing hole 22, the pin shaft penetrates through the pin hole 23, so as to realize the fixing and limiting function; the other end face of the screw sleeve 31 is provided with an axial threaded hole 311, one end of the screw rod 32 is provided with an external thread 321, the external thread 321 is matched with the threaded hole 311, the other end of the screw rod 32 is provided with a ring 321, and the ring 321 is used for fixing the screw rod 32.
The utility model discloses a 11 rotatory drive axle sleeves 2 rotations of output shaft through motor 1, axle sleeve 2 drives swivel nut 31 again rotatoryly, and swivel nut 31 is rotatory for screw rod 32, and swivel nut 31 is according to 1 corotation of motor or reversal in order to realize the purpose with screw rod 32 screw in or screw out, realizes the function that 3 elongations of telescopic link or shorten, can be used to open the gate of vertical setting or the convertible gate of level setting.
As shown in fig. 1 and fig. 2, a protective cover 4 is arranged outside the shaft sleeve 2, the protective cover 4 is cylindrical, one end of the protective cover 4 is provided with a flange 41, the flange 41 is used for connecting the motor 1, the other end of the protective cover 41 is provided with a through hole 42, and the through hole 42 is used for the shaft sleeve 2 to extend out of the protective cover 4;
be equipped with retaining ring 24 on the external diameter of axle sleeve 2, retaining ring 24 orientation one side of motor 1 is equipped with radial bearing 5, the inner circle inscription of radial bearing 5 the external diameter of axle sleeve 2, the outer lane butt of radial bearing 5 the internal diameter of protection casing 4, retaining ring 24 orientation the one side that through-hole 42 was seted up to protection casing 4 is equipped with thrust bearing 6, thrust bearing 6 cup joints just on the external diameter of axle sleeve 2 thrust bearing 6 retrains retaining ring 24 with between the protection casing 4.
The protective cover 4 is used for preventing the shaft sleeve 2 from falling off from the output shaft 11 of the motor 1 under the condition of long-time use, and plays a role in limiting protection; the radial bearing 5 prevents the shaft sleeve 2 from jumping during rotation, and the thrust bearing 6 prevents the retainer ring 24 from being in hard contact with the protective cover 4 after the shaft sleeve 2 slides downwards, so that great abrasion and noise are caused.
The inboard of ring 322 still is equipped with an inner circle, the medial surface of ring 322 is interior sphere, the lateral surface of inner circle is the ectosphere, the ectosphere with interior sphere adaptation. The inner ring is in spherical contact with the circular ring 322, is in a structural form equivalent to a joint bearing, can effectively improve the moving range of the circular ring 322 at the hinged part, and can prolong the service life of the circular ring 322.
The length of the threaded hole 311 is more than half of the length of the threaded sleeve 31;
the length of the external thread 321 is more than half of the length of the screw rod 32, so that the telescopic rod 3 has a sufficient telescopic range, and the application range of the spiral telescopic opening and closing device is expanded.
The threads of the external thread 321 and the threaded hole 311 are trapezoidal threads or saw-tooth threads. Trapezoidal thread and zigzag thread all are suitable driven screw thread, can effectively realize the transmission, also can prolong the life of telescopic link 3.
As shown in fig. 3 and fig. 4, the utility model also provides an on open convertible gate, include:
the door frame 8, the said door frame 8 sets up horizontally;
the door body 7 is hinged with the door frame 8 through a pin shaft, and the door body 7 is buckled and pressed on the door frame 8;
the lifting lug 71 is arranged on the upper surface of the door body 7, and the lifting lug 71 is arranged on one side of the pin shaft;
a spiral telescopic opening and closing device is characterized in that a spiral telescopic opening and closing mechanism is arranged above a door body 7, and a circular ring 322 is hinged with a lifting lug 71;
many sealing strips 9, many sealing strips 9 establish bottom surface and end to end of door body 7 connect into first sealing washer, many sealing strips 9 establish top surface and end to end of door frame 8 connect into the second sealing washer, the position of first sealing washer and second sealing washer corresponds.
The utility model discloses in, utilize the flexible headstock gear of spiral as the headstock gear of convertible gate, no longer need the gate with the high straightness's of headstock gear installation requirement, reduced the installation degree of difficulty, and no longer have the screw rod and stretch out the condition of headstock gear, pleasing to the eye and do not influence passerby, the telescopic link shrink can be opened the gate, the gate is then closed in the telescopic link extension.
The upper surface of the door body 7 is also provided with a grid type reinforcing rib 72, so that the device strength of the door body 7 is increased, and the water hammer resistance of the door body 7 is effectively enhanced.
The circular ring 322 is in clearance fit with the lifting lug 71 in a hinged mode, the hinged position of the circular ring 322 is in clearance fit, the moving range of the hinged position can be enlarged, and the adaptability of the telescopic rod 3 to angle change is improved.
The sealing strip 9 is made of tin bronze or butadiene acrylonitrile rubber. The sealing performance of the gate can be enhanced by tin bronze or butadiene-acrylonitrile rubber.
The door body 7 is round or square, and the door frame 8 is matched with the door body 7. The gates in different shapes can be used in different occasions such as pipelines and ditches, and the applicability of the gate is improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (10)
1. The utility model provides a flexible headstock gear of spiral which characterized in that includes:
a motor;
the upper end surface of the shaft sleeve is provided with a central hole for accommodating the output shaft of the motor;
the telescopic link, the telescopic link includes swivel nut and screw rod, the one end of swivel nut is equipped with the universal joint, the other end of universal joint is used for connecting the lower terminal surface of axle sleeve, axial screw hole has been seted up to another terminal surface of swivel nut, the one end of screw rod is equipped with the external screw thread, the external screw thread with screw hole adaptation, the other end of screw rod is equipped with the ring, the ring is used for fixing the screw rod.
2. The spiral telescopic opening and closing device as claimed in claim 1, wherein a protective cover is arranged outside the shaft sleeve, the protective cover is cylindrical, a flange is arranged at one end of the protective cover and used for connecting the motor, a through hole is formed in the other end of the protective cover and used for enabling the shaft sleeve to extend out of the protective cover;
the outer diameter of the shaft sleeve is provided with a retainer ring, the retainer ring faces one side of the motor and is provided with a radial bearing, the inner ring of the radial bearing is inscribed on the outer diameter of the shaft sleeve, the outer ring of the radial bearing is abutted against the inner diameter of the protective cover, the retainer ring faces one side of the protective cover, provided with a through hole, is provided with a thrust bearing, and the thrust bearing is sleeved on the outer diameter of the shaft sleeve and is constrained between the retainer ring and the protective cover.
3. The spiral telescopic opening and closing device as claimed in claim 1, wherein an inner ring is further provided at an inner side of the circular ring, an inner side surface of the circular ring is an inner spherical surface, an outer side surface of the inner ring is an outer spherical surface, and the outer spherical surface is adapted to the inner spherical surface.
4. The spiral telescopic opening and closing device as claimed in claim 1, wherein the length of the threaded hole is more than half of the length of the threaded sleeve;
the length of the external thread is more than half of the length of the screw.
5. The screw telescopic opening and closing device according to claim 1, wherein the threads of the external thread and the threaded hole are trapezoidal threads or saw-tooth threads.
6. Go up and open convertible gate, its characterized in that includes:
the door frame is horizontally arranged;
the door body is hinged with the door frame through a pin shaft and buckled on the door frame;
the lifting lug is arranged on the upper surface of the door body and is opposite to one side of the pin shaft;
a spiral telescopic opening and closing device as claimed in any one of claims 1 to 5, wherein the spiral telescopic opening and closing mechanism is arranged above the door body, and the circular ring is hinged with the lifting lug;
the sealing strips are arranged on the bottom surface of the door body and connected end to form a first sealing ring, the sealing strips are arranged on the top surface of the door frame and connected end to form a second sealing ring, and the positions of the first sealing ring and the second sealing ring correspond.
7. The upper-opening turnover gate according to claim 6, wherein a grid type reinforcing rib is further provided on the upper surface of the door body.
8. The tilt-up gate of claim 6, wherein the ring is hinged to the lifting lug with a clearance fit.
9. The tilt-up gate of claim 6, wherein the sealing strip is tin bronze or nitrile rubber.
10. The upper-opening turnover gate according to claim 6, wherein the door body is circular or square, and the door frame is adapted to the door body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005035.0U CN217580013U (en) | 2022-04-27 | 2022-04-27 | Spiral telescopic opening and closing device and upward-opening turnover gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005035.0U CN217580013U (en) | 2022-04-27 | 2022-04-27 | Spiral telescopic opening and closing device and upward-opening turnover gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217580013U true CN217580013U (en) | 2022-10-14 |
Family
ID=83548933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221005035.0U Active CN217580013U (en) | 2022-04-27 | 2022-04-27 | Spiral telescopic opening and closing device and upward-opening turnover gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217580013U (en) |
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2022
- 2022-04-27 CN CN202221005035.0U patent/CN217580013U/en active Active
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