CN214246948U - Meshing transmission civil air defense door lock - Google Patents
Meshing transmission civil air defense door lock Download PDFInfo
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- CN214246948U CN214246948U CN202022925458.1U CN202022925458U CN214246948U CN 214246948 U CN214246948 U CN 214246948U CN 202022925458 U CN202022925458 U CN 202022925458U CN 214246948 U CN214246948 U CN 214246948U
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Abstract
The utility model provides an engagement transmission people's air defense door lock, include: the door body, the handle carousel, the tapered end, a motor, the male gear, female gear and beam barrel, the lower terminal surface of the door body is run through by a handle axle, the lower surface mounting of a handle axle has the handle carousel, the last surface mounting of a handle axle has the driving gear, drive gear is installed to the right-hand member face of driving gear, a transmission shaft is installed to the up end of conveying gear, a trapezoidal gear is installed to the up end of a transmission shaft, No. two trapezoidal gears are installed to a trapezoidal gear's left end face, No. three trapezoidal gears are installed to No. two trapezoidal gears's up end, compared with the prior art, the utility model discloses following beneficial effect has: through increasing male gear, female gear, initiative toothed disc and track for when needs lock the door, can separate male gear and female gear through the lock door handle, thereby realize also can't open the bolt even rotate the carousel, realize the lock door state.
Description
Technical Field
The utility model belongs to people's air defense door lock equipment field, in particular to meshing transmission people's air defense door lock.
Background
At present, in many civil air defense projects, a civil air defense door is required to be used for precaution, for example, in the subway projects which are operated by fire and heat all over the country at present, the civil air defense door is very thick and heavy, huge pressure needs to be borne when the civil air defense door is impacted, especially, the pressure borne by a hinge and a lock tongue is larger, and devices such as electric hydraulic pressure are generally adopted for driving.
However, the civil air defense engineering needs to consider the situation of power loss in wartime, so that the manual force is needed to be used for opening and closing besides mechanical hydraulic driving, but the traditional rotating shaft drives the transmission gear to enable the latch to move linearly, the handle is required to rotate for many times to open and close the latch in a mode of driving the rotating shaft by the handle, the latch can be operated by great force and is influenced by underground humid environment or dust, the latch is easy to be stuck to influence normal use, the latch is always in a movable state and can be opened only by the handle, and the manual air defense engineering is unsafe for some situations.
Therefore, there is a need for a door lock for a mesh drive civil air defense door.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a meshing transmission people's air defense door lock, through increasing male gear, female gear, initiative toothed disc and track to solve the problem of proposing among the above-mentioned background art.
The technical scheme of the utility model is realized like this: an engagement driving civil air defense door lock, comprising: the lower end face of the door body is penetrated through by a first handle shaft, the lower surface of the first handle shaft is provided with the handle turntable, the upper surface of the first handle shaft is provided with a driving gear, the right end face of the driving gear is provided with a transmission gear, the upper end face of the transmission gear is provided with a first transmission shaft, the upper end face of the first transmission shaft is provided with a first trapezoidal gear, the left end face of the first trapezoidal gear is provided with a second trapezoidal gear, the upper end face of the second trapezoidal gear is provided with a third trapezoidal gear, the right end face of the second trapezoidal gear is fixedly provided with a second transmission shaft, the upper end face of the third trapezoidal gear is provided with a motor shaft, the upper end face of the motor shaft is provided with the motor, and the circumferential surface of the second transmission shaft is provided with a support rod, the door lock is characterized in that a male gear is mounted on the right end face of the second transmission shaft, the lower surface of the door body is penetrated through by the second handle shaft, a door locking handle is mounted on the lower surface of the second handle shaft, a fourth trapezoidal gear is mounted on the upper surface of the second handle shaft, a driving gear disc is mounted on the rear end face of the fourth trapezoidal gear, a driven gear disc is mounted on the left end face of the driving gear disc, tracks are mounted on the circumferential surfaces of the driving gear disc and the driven gear disc, a support frame is fixed on the upper end face of each track, a female gear is mounted on the right end face of each support frame, a third transmission shaft is fixed on the right end face of each female gear, a shaft barrel is mounted on the right end face of the third transmission shaft, support columns are fixed on the circumferential surface of the shaft barrel, slide rails are mounted on the upper surface and the lower surface of the interior of the door body, and the other ends of the support columns are mounted inside the slide rails, and a lock head is fixed on the right end face of the shaft cylinder.
As a preferred embodiment, the first handle shaft is connected with the door body through a bearing, and the support rod is connected with the second transmission shaft through a bearing.
In a preferred embodiment, a sliding groove is formed in a right end face of the female gear, the right end face of the support frame is a small disc, and the small disc is mounted inside the sliding groove.
As a preferred embodiment, the second transmission shaft and the third transmission shaft are on the same straight line, and the centers of circles of the male gear and the female gear are on the same straight line.
As a preferred embodiment, support columns are fixed to the upper end and the lower end of the circumferential surface of the shaft barrel, and the support columns are connected with the sliding rails through rollers.
After the technical scheme is adopted, the beneficial effects of the utility model are that: through increasing male gear, female gear, initiative toothed disc and track for when needs lock the door, can separate male gear and female gear through the lock door handle, thereby realize also can't open the bolt even rotate the carousel, realize the lock door state.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is the utility model relates to an overall structure schematic diagram of meshing transmission people's air defense door lock.
Fig. 2 is a side view of the female gear of the engagement transmission civil air defense door lock of the utility model.
Fig. 3 is the utility model relates to a top view of the toothed disc mechanism of meshing transmission people's air defense door lock.
In the figure, a door body 1, a handle turntable 2, a handle shaft 3, a drive gear 4, a transmission gear 5, a transmission shaft 6, a trapezoidal gear 7, a trapezoidal gear 8, a trapezoidal gear 9, a trapezoidal gear III, a motor 10, a motor shaft 11, a transmission shaft 12, a driven gear plate 13, a supporting rod 14, a male gear 15, a female gear 16, a supporting frame 17, a transmission shaft 18, a shaft barrel 19, a sliding rail 20, a supporting column 21, a lock head 22, a driving gear plate 23, a crawler belt 24, a door locking handle 25, a handle shaft 26, a trapezoidal gear 27-IV.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: an engagement driving civil air defense door lock, comprising: the door body 1, the handle turntable 2, the lock 22, the motor 10, the male gear 15, the female gear 16 and the shaft barrel 19, the lower end surface of the door body 1 is penetrated by the first handle shaft 3, the handle turntable 2 is installed on the lower surface of the first handle shaft 3, the driving gear 4 is installed on the upper surface of the first handle shaft 3, the transmission gear 5 is installed on the right end surface of the driving gear 4, the first transmission shaft 6 is installed on the upper end surface of the transmission gear, the first trapezoidal gear 7 is installed on the upper end surface of the first transmission shaft 6, the second trapezoidal gear 8 is installed on the left end surface of the first trapezoidal gear 7, the third trapezoidal gear 9 is installed on the upper end surface of the second trapezoidal gear 8, the second transmission shaft 12 is fixed on the right end surface of the second trapezoidal gear 8, the motor shaft 11 is installed on the upper end surface of the third trapezoidal gear 9, the motor 10 is installed on the upper end surface of the motor shaft 11, the support rod 14 is installed on the circumferential surface of the second transmission shaft 12, a male gear 15 is mounted on the right end face of the second transmission shaft 12, the lower surface of the door body 1 is penetrated by a second handle shaft 26, a door locking handle 25 is mounted on the lower surface of the second handle shaft 26, a fourth trapezoidal gear 27 is mounted on the upper surface of the second handle shaft 26, a driving gear disc 23 is mounted on the rear end face of the fourth trapezoidal gear 27, a driven gear disc 13 is mounted on the left end face of the driving gear disc 23, a crawler belt 24 is mounted on the circumferential surfaces of the driving gear disc 23 and the driven gear disc 13, a support frame 17 is fixed on the upper end face of the crawler belt 24, a female gear 16 is mounted on the right end face of the support frame 17, a third transmission shaft 18 is fixed on the right end face of the female gear 16, a shaft barrel 19 is mounted on the right end face of the third transmission shaft 18, a support column 21 is fixed on the circumferential surface of the shaft barrel 19, slide rails 20 are mounted on the upper surface and the lower surface inside the door body 1, and the other end of the support column 21 is mounted inside the slide rail 20, a lock head 22 is fixed on the right end face of the shaft tube 19.
The first handle shaft 3 is connected with the door body 1 through a bearing, and the support rod 14 is connected with the second transmission shaft 12 through a bearing.
The right end face of the female gear 16 is provided with a sliding groove, the right end face of the support frame 17 is a small disc, and the small disc is installed inside the sliding groove.
The second transmission shaft 12 and the third transmission shaft 18 are on the same straight line, the centers of circles of the male gear 15 and the female gear 16 are on the same straight line, and when the male gear 15 is matched with the female gear 16, the male gear 15 and the female gear can rotate together, so that the two transmission shafts rotate together.
The upper end and the lower extreme on 19 circumferential surface of axle section of thick bamboo are fixed with support column 21, and support column 21 passes through the gyro wheel with slide rail 20 to be connected, and the barrel is bound by support column 21, can only carry out left and right translation through slide rail 20, and unable rotation to the realization is through the left and right translation of screw thread rotation control barrel.
As an embodiment of the present invention: when the power supply of the civil air defense door is normal, the door locking handle 25 needs to be rotated firstly, the door locking handle 25 rotates to drive the second handle shaft 26 to rotate, the second handle shaft 26 rotates to drive the fourth trapezoidal gear 27 to rotate, the fourth trapezoidal gear 27 rotates to drive the driving gear disc 23 to rotate, the driving gear disc 23 rotates to drive the driven gear disc 13 and the crawler belt 24 to rotate together, the crawler belt 24 rotates to drive the support frame 17 to translate, the support frame 17 translates to drive the female gear 16 to translate, when the female gear 16 translates leftwards to be attached to the male gear 15, the second transmission shaft 12 and the third transmission shaft 18 can rotate together, the motor 10 is opened, the motor spindle rotates to drive the third trapezoidal gear 9 to rotate, the third trapezoidal gear 9 rotates to drive the second trapezoidal gear 8 to rotate, the second trapezoidal gear 8 rotates to drive the second transmission shaft 12 to rotate, the second transmission shaft 12 rotates to drive the male gear 15 and the female gear 16 to rotate together, thereby driving the third transmission shaft 18 to rotate, the third transmission shaft 18 rotates in the shaft barrel 19, because the circumferential surface of the third transmission shaft 18 and the inside of the shaft barrel 19 are both provided with threads, when the third transmission shaft 18 rotates, the shaft barrel 19 can translate, and simultaneously the shaft barrel 19 can drive the support column 21 to slide in the slide rail 20, when the shaft barrel 19 translates rightwards, the lock head 22 can be driven to translate rightwards, until the lock head 22 is completely exposed out of the door body 1, the motor 10 can be closed, at this time, two doors can be locked, but the internal structure of the door body 1 is not locked, if the lock head 22 is not required to be retracted, the lock door handle 25 can be rotated again, so that the female gear 16 leaves the male gear 15, at this time, the motor 10 can not retract again after starting the lock head 22, if no electricity exists, the handle turntable 2 can be rotated, the first handle shaft 3 can rotate, thereby driving the driving gear 4 and the transmission gear 5 to rotate, the transmission gear 5 rotates to drive the first transmission shaft 6 and the first trapezoidal gear 7 to rotate, and the first trapezoidal gear 7 rotates to drive the second trapezoidal gear 8 to rotate, so that the extending and retracting of the lock head 22 are controlled like the motor 10.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An engagement driving civil air defense door lock, comprising: door body, handle carousel, tapered end, motor, male gear, female gear and beam barrel, its characterized in that: the lower end face of the door body is penetrated through by a first handle shaft, the lower surface of the first handle shaft is provided with a handle turntable, the upper surface of the first handle shaft is provided with a driving gear, the right end face of the driving gear is provided with a transmission gear, the upper end face of the transmission gear is provided with a first transmission shaft, the upper end face of the first transmission shaft is provided with a first trapezoidal gear, the left end face of the first trapezoidal gear is provided with a second trapezoidal gear, the upper end face of the second trapezoidal gear is provided with a third trapezoidal gear, the right end face of the second trapezoidal gear is fixedly provided with a second transmission shaft, the upper end face of the third trapezoidal gear is provided with a motor shaft, the upper end face of the motor shaft is provided with a motor, the circumferential surface of the second transmission shaft is provided with a support rod, the right end face of the second transmission shaft is provided with a male gear, and the lower surface of the door body is penetrated through by the second handle shaft, the lower surface mounting of No. two handle axles has the lock door handle, the last surface mounting of No. two handle axles has No. four trapezoidal gears, the driving gear dish is installed to No. four trapezoidal gear's rear end face, the driven gear dish is installed to the left end face of driving gear dish, install the track on the circumference surface of driving gear dish and driven gear dish, the up end of track is fixed with the support frame, female gear is installed to the right-hand member face of support frame, female gear's right-hand member face is fixed with No. three transmission shafts, the right-hand member face-mounting of No. three transmission shafts has a section of thick bamboo, the circumference of a section of thick bamboo is fixed with the support column on the surface, the inside upper surface and the lower surface mounting of a body have the slide rail, the other end of support column is installed inside the slide rail, the right-hand member face-mounting of a section of thick bamboo has the tapered end.
2. The engagement driving civil air defense door lock as claimed in claim 1, wherein: a handle axle passes through the bearing with the door body and is connected, the bracing piece passes through the bearing with No. two transmission shafts and is connected.
3. The engagement driving civil air defense door lock as claimed in claim 1, wherein: the right end face of the female gear is provided with a sliding groove, the right end face of the supporting frame is a small disc, and the small disc is installed inside the sliding groove.
4. The engagement driving civil air defense door lock as claimed in claim 1, wherein: the second transmission shaft and the third transmission shaft are on the same straight line, and the circle centers of the male gear and the female gear are on the same straight line.
5. The engagement driving civil air defense door lock as claimed in claim 1, wherein: support columns are fixed to the upper end and the lower end of the circumferential surface of the shaft barrel and are connected with the sliding rails through rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022925458.1U CN214246948U (en) | 2020-12-09 | 2020-12-09 | Meshing transmission civil air defense door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022925458.1U CN214246948U (en) | 2020-12-09 | 2020-12-09 | Meshing transmission civil air defense door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214246948U true CN214246948U (en) | 2021-09-21 |
Family
ID=77737044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022925458.1U Active CN214246948U (en) | 2020-12-09 | 2020-12-09 | Meshing transmission civil air defense door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214246948U (en) |
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2020
- 2020-12-09 CN CN202022925458.1U patent/CN214246948U/en active Active
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