CN210714206U - Three-latch locking mechanism for shelter - Google Patents
Three-latch locking mechanism for shelter Download PDFInfo
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- CN210714206U CN210714206U CN201920992636.7U CN201920992636U CN210714206U CN 210714206 U CN210714206 U CN 210714206U CN 201920992636 U CN201920992636 U CN 201920992636U CN 210714206 U CN210714206 U CN 210714206U
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- lock
- locking
- hole
- cover
- shelter
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Abstract
The utility model provides a three-plug locking mechanism for a shelter, which comprises a linkage mechanism and a clamping mechanism; the linkage mechanism comprises a rotating arm, a lock shaft, two connecting arms, two lock rods and a lock tongue; a notch is formed in the upper side of the lock tongue, and a flange meshed with the notch is arranged at the bottom of the rotating arm; the rotating arm is provided with a driving hole; the front side of the linkage mechanism is provided with a lock cover, and the rear side of the linkage mechanism is provided with a lock box; the upper end and the lower end of the lock box are respectively provided with a vertical guide groove aiming at the two lock rods, and the middle part of the lock box is provided with a horizontal guide groove aiming at the lock tongue; the lock shaft penetrates through the lock cover and the lock box; the two ends of the lock shaft are respectively provided with an outer handle and an inner handle; the clamping mechanism comprises an opening blind hole and a locking blind hole which are arranged at the bottom of the lock tongue, and an elastic steel ball which is arranged on the lock box and corresponds to the opening blind hole and the locking blind hole. The utility model discloses a link gear mutually supports with screens mechanism, can carry out three and insert the locking or open by other side hatch door, simple structure, convenient operation and practicality are strong.
Description
Technical Field
The utility model relates to a tool to lock field, concretely relates to shelter is with three mortise lock locking mechanisms.
Background
Because the shelter service environment is abominable, the hatch door quality is great, for guaranteeing that the hatch door locks during the driving, generally need use locking mechanical system to fix it. The traditional methods generally adopt a worm wheel, a worm gear pair or a manual inserting and pulling pin to lock the cabin door, but the traditional methods have the defects of inconvenient operation or loose locking, and other locking methods also have similar defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of prior art, provide a locking mechanical system for shelter, concrete scheme is as follows:
a three-plug locking mechanism for a shelter comprises a linkage mechanism and a clamping mechanism; the linkage mechanism comprises a rotating arm, a locking shaft, two connecting arms, two locking rods and a lock tongue, wherein one ends of the two connecting arms are respectively hinged to the upper end and the lower end of the rotating arm, and the other ends of the two connecting arms are respectively hinged to the lower ends or the upper ends of the two locking rods; a notch is formed in the upper side of the lock tongue, and a flange meshed with the notch is arranged at the bottom of the rotating arm; the inner side and the outer side of the rotating arm are respectively provided with two bosses corresponding to each other, and the middle part corresponding to the bosses is provided with a polygonal driving hole penetrating through the front part and the rear part of the rotating arm; a lock cover is arranged on the outer side of the linkage mechanism, a lock box matched with the lock cover is arranged on the inner side of the linkage mechanism, and a first positioning hole and a second positioning hole corresponding to the lug boss are respectively arranged on the lock cover and the lock box; the upper end and the lower end of the lock box are respectively provided with a vertical guide groove for the movement of the two lock rods, and the middle part of the lock box is provided with a horizontal guide groove for the movement of the lock tongue; the lock shaft penetrates through the front and the back of the driving hole, and the cross section of the lock shaft corresponds to the driving hole; the two ends of the lock shaft are respectively provided with an outer handle and an inner handle, and the rotation of the lock shaft drives the two lock rods and the lock tongue to simultaneously retract or extend into the lock box; the clamping mechanism comprises an opening blind hole and a locking blind hole which are formed in the bottom of the lock tongue, a first threaded through hole leading to the horizontal guide groove is formed in the bottom of the lock box, a bolt and an elastic piece are arranged in the first threaded through hole, the elastic piece is arranged on the bolt in a seat, and a steel ball is arranged on a top seat of the elastic piece; the steel ball is elastically abutted in the opening blind hole or the locking blind hole.
Based on the above, a plurality of mounting holes corresponding to each other are formed in the lock cover and the lock box, and the lock cover and the lock box are fixedly mounted together through the positioning bolts corresponding to the mounting holes and the corresponding nuts.
Based on the above, the driving hole is a square through hole.
Based on the above, first pinhole has all been seted up at the both ends of lock axle, interior handle, outer handle all be equipped with the second pinhole that first pinhole corresponds, interior, outer handle is respectively through the round pin axle fixed mounting who corresponds with first pinhole on the lock axle.
Based on the above, the locking closure, the locking box and the linkage mechanism are all installed in the door body, and the locking shaft penetrates through the inner side and the outer side of the door body.
Based on the above, an annular gap is formed in the outer edge of the end part, close to the outer side of the door body, of the outer handle along the circumferential direction, a gasket is arranged at the annular gap, and the thickness of the gasket is slightly larger than the depth of the annular gap along the extension direction of the lock shaft; an annular outer cover plate formed by splicing two cover plates is arranged outside the gasket; the inner side of the annular outer cover plate is provided with a flange which extends inwards along the circumferential direction, and the outer handle is provided with a groove corresponding to the flange; and the two cover plates, the gasket and the outer side surface of the door body are respectively provided with a plurality of second threaded through holes corresponding to each other, and the two cover plates are in bolted connection with the outer side of the door body through fastening bolts corresponding to the second threaded through holes.
Based on the above, the contact surface between the gasket and the door body and the contact surface between the gasket and the annular outer cover plate are respectively coated with the sealant.
Based on the above, the inner side of the door body is embedded with the annular inner cover plate, and the end part of the inner handle is arranged in the hole of the annular inner cover plate.
The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model has the following advantages:
the utility model provides a three-plug locking mechanism for shelter, including the link gear, the link gear includes swinging boom, lock axle, two hookup arms, two locking levers and spring bolt, the outside of link gear is equipped with the locking closure, the inboard is equipped with the lock box that corresponds with the locking closure, be equipped with the vertical guide way that supplies two locking levers to remove and the horizontal guide way to the spring bolt removal on the lock box, the both ends of lock axle are equipped with inside and outside handle, can realize locking lever, lock axle to the flexible of lock box through rotating inside and outside handle; the clamping structure comprises an opening blind hole and a locking blind hole which are formed in the bottom of the lock tongue, a first threaded through hole leading to the horizontal guide groove is formed in the bottom of the lock box, a bolt and an elastic piece are arranged in the first threaded through hole, the elastic piece is arranged on the bolt, a steel ball is arranged on a top seat of the elastic piece, and when the lock tongue moves in the horizontal guide groove, the steel ball can be elastically abutted against the opening blind hole or the locking blind hole. When the lock rod and the lock tongue are abutted in the opening blind hole, the two lock rods and the lock tongue retract into the lock box, and the square cabin door can be freely opened; when the steel ball is abutted in the locking blind hole, the two lock rods and the lock tongue extend out of the lock box, and the cabin door can be locked after being placed. The utility model has the characteristics of simple structure, convenient operation, practicality are strong.
Drawings
Fig. 1 is a main sectional view of the present invention.
Fig. 2 is a side sectional view of the present invention.
Fig. 3 is a front view of the rotation arm of the present invention.
Fig. 4 is a vertical cross-sectional view of the rotating arm of the present invention.
Fig. 5 is a front view of the middle bolt of the present invention.
Fig. 6 is a top view of the latch bolt of the present invention.
In the figure: 1. a lock case; 2. a coupling arm; 3. a double-headed rivet; 4. a rotating arm; 5. a latch bolt; 6. steel balls; 7. a spring; 8. a bolt; 9. a lock lever; 10. a locking cover; 11. a lock shaft; 12. an outer handle; 13. an inner handle; 14. a pin shaft; 15. a cover plate; 16. a gasket; 17. an inner cover plate; 18. fastening a bolt; 19. a notch; 20. opening the blind hole; 21. a locking blind hole; 22. a flange; a "square" through hole; 24. an annular gap; 25. a counter bore; 26. a door body.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
Examples
As shown in fig. 1-6, the utility model provides a three-way locking mechanism for a shelter, which comprises a linkage mechanism and a blocking mechanism; the linkage mechanism comprises a rotating arm 4, a lock shaft 11, two connecting arms 2, two lock rods 9 and a lock tongue 5, wherein counter bores 25 corresponding to each other are respectively arranged at the two ends of the rotating arm 4, the two ends of the connecting arms 2 and one end of each lock rod 9,
one end of each of the two connecting arms 2 is movably hinged to the upper end and the lower end of the rotating arm 4 through the double-headed rivet 3, and the other end of each of the two connecting arms 2 is movably hinged to the lower end or the upper end of each of the two locking rods 9 through the double-headed rivet 3. A notch 19 is arranged on the upper side of the bolt 5, a flange 22 meshed with the notch 19 is arranged at the bottom of the rotating arm 4, and the bolt 5 can be driven to move by the rotation of the rotating arm 4.
The inside and outside of swinging boom 4 all are equipped with two bosss that correspond each other, correspond the middle part of boss is equipped with "square" through-hole 23 around running through swinging boom 4, and lock axle 11 runs through around "square" through-hole 23, the cross sectional shape of lock axle 11 with "square" through-hole 23 corresponds.
In order to protect and position the linkage mechanism, a lock cover 10 is arranged on the outer side of the linkage mechanism, and a lock box 1 matched with the lock cover 10 is arranged on the inner side of the linkage mechanism.
In order to install and position the lock cover 10 and the lock box 1, a first positioning hole and a second positioning hole corresponding to the boss are respectively arranged on the lock cover 10 and the lock box 1, a plurality of mounting holes corresponding to each other are respectively arranged on the lock cover 10 and the lock box 1, and the lock cover 10 and the lock box 1 are fixedly mounted together through a positioning bolt 8 corresponding to the mounting holes and a corresponding nut.
In order to control the moving direction of the lock rods 9 and the lock tongue 5 conveniently, vertical guide grooves aiming at the two lock rods 9 are respectively arranged at the upper end and the lower end of the lock box 1, and a horizontal guide groove aiming at the lock tongue 5 is arranged in the middle of the lock box 1.
The clamping mechanism comprises an opening blind hole 20 and a locking blind hole 21 which are arranged at the bottom of the lock tongue 5, the bottom of the lock box 1 is provided with a first threaded through hole leading to the horizontal guide groove, a bolt 8 and a spring 7 are arranged in the first threaded through hole, the spring 7 is seated on the bolt 8, and the top seat of the spring 7 is provided with a steel ball 6; the steel ball 6 is elastically abutted in the opening blind hole 20 or the locking blind hole 21.
The lock cover 10, the lock box 1 and the linkage mechanism are all installed in the door body 26, and the lock shaft 11 penetrates through the inside and outside of the door body 26. In order to facilitate the rotation of the lock shaft 11, first pin holes are formed in both ends of the lock shaft 11, second pin holes corresponding to the first pin holes are formed in the inner handle 13 and the outer handle 12, the inner handle 12 and the outer handle 12 are fixedly installed on the lock shaft 11 through pin shafts 14 corresponding to the first pin holes, and the rotation of the lock shaft 11 drives the two lock rods 9 and the lock tongue 5 to retract or extend into the lock box 1.
In order to facilitate the rotation of the outer handle 12, an annular gap 24 is circumferentially formed in the outer edge of the end portion of the outer handle 12 close to the outer side of the door body 26, a gasket 16 is arranged at the annular gap 24, and the thickness of the gasket 16 is slightly larger than the depth of the annular gap 24 in the extending direction of the lock shaft 11. An annular outer cover plate 15 formed by splicing two cover plates 15 is further arranged outside the gasket 16, a flange 22 extending inwards along the circumferential direction is arranged on the inner side of the annular outer cover plate 15, a groove corresponding to the flange 22 is formed in the outer handle 12, a plurality of second threaded through holes corresponding to each other are formed in the outer side faces of the two cover plates 15, the gasket 16 and the door body 26, and the two cover plates 15 are screwed on the outer side of the door body 26 through fastening bolts 18 corresponding to the second threaded through holes.
In order to protect the door body 26 of the present invention, the contact surface between the gasket 16 and the door body 26 and the contact surface between the gasket 16 and the annular outer cover plate 15 are all coated with sealant.
In order to facilitate the rotation of the inner handle 13, the inner side of the door body 26 is embedded with an annular inner cover plate 15, and the end of the inner handle 13 is arranged in a hole of the inner cover plate 15.
The utility model discloses a concrete theory of operation does: when the opposite cabin door needs to be locked, only the inner handle 13 or the outer handle 12 needs to be rotated, so that the two lock rods 9 and the lock tongue 5 extend out of the lock box 1, and the steel ball 6 is elastically abutted in the locking blind hole 21; when the square cabin door is to be opened, the inner handle 13 or the outer handle 12 is rotated, at the moment, the two lock rods 9 and the lock tongue 5 both retract into the lock box 1, and the steel ball 6 is elastically abutted in the opening blind hole 20.
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 it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (8)
1. The utility model provides a shelter is with three mortise lock locking mechanism which characterized in that: comprises a linkage mechanism and a clamping mechanism; the linkage mechanism comprises a rotating arm, a locking shaft, two connecting arms, two locking rods and a lock tongue, wherein one ends of the two connecting arms are respectively hinged to the upper end and the lower end of the rotating arm, and the other ends of the two connecting arms are respectively hinged to the lower ends or the upper ends of the two locking rods; a notch is formed in the upper side of the lock tongue, and a flange meshed with the notch is arranged at the bottom of the rotating arm; the inner side and the outer side of the rotating arm are respectively provided with two bosses corresponding to each other, and the middle part corresponding to the bosses is provided with a polygonal driving hole penetrating through the front part and the rear part of the rotating arm; a lock cover is arranged on the outer side of the linkage mechanism, a lock box matched with the lock cover is arranged on the inner side of the linkage mechanism, and a first positioning hole and a second positioning hole corresponding to the lug boss are respectively arranged on the lock cover and the lock box; the upper end and the lower end of the lock box are respectively provided with a vertical guide groove for the movement of the two lock rods, and the middle part of the lock box is provided with a horizontal guide groove for the movement of the lock tongue; the lock shaft penetrates through the front and the back of the driving hole, and the cross section of the lock shaft corresponds to the driving hole; the two ends of the lock shaft are respectively provided with an outer handle and an inner handle, and the rotation of the lock shaft drives the two lock rods and the lock tongue to simultaneously retract or extend into the lock box; the clamping mechanism comprises an opening blind hole and a locking blind hole which are formed in the bottom of the lock tongue, a first threaded through hole leading to the horizontal guide groove is formed in the bottom of the lock box, a bolt and an elastic piece are arranged in the first threaded through hole, the elastic piece is arranged on the bolt in a seat, and a steel ball is arranged on a top seat of the elastic piece; the steel ball is elastically abutted in the opening blind hole or the locking blind hole.
2. The shelter triple-mortise locking mechanism of claim 1, wherein: the lock cover and the lock box are respectively provided with a plurality of mounting holes corresponding to each other, and the lock cover and the lock box are fixedly mounted together through positioning bolts corresponding to the mounting holes and corresponding nuts.
3. The shelter triple-mortise locking mechanism of claim 1, wherein: the driving hole is a square through hole.
4. The shelter triple-mortise locking mechanism of claim 1, wherein: first pinholes are all seted up at the both ends of lock axle, interior handle, outer handle all are equipped with the second pinhole that first pinhole corresponds, interior, outer handle is respectively through the round pin axle fixed mounting who corresponds with first pinhole on the lock axle.
5. The shelter triple-mortise locking mechanism of claim 1, wherein: the lock cover, the lock box and the linkage mechanism are all installed in the door body, and the lock shaft penetrates through the inner side and the outer side of the door body.
6. The shelter triple-mortise locking mechanism of claim 5, wherein: an annular gap is formed in the outer edge of the end part, close to the outer side of the door body, of the outer handle in the circumferential direction, a gasket is arranged at the annular gap, and the thickness of the gasket is slightly larger than the depth of the annular gap in the extending direction of the lock shaft; an annular outer cover plate formed by splicing two cover plates is arranged outside the gasket; the inner side of the annular outer cover plate is provided with a flange which extends inwards along the circumferential direction, and the outer handle is provided with a groove corresponding to the flange; and the two cover plates, the gasket and the outer side surface of the door body are respectively provided with a plurality of second threaded through holes corresponding to each other, and the two cover plates are in bolted connection with the outer side of the door body through fastening bolts corresponding to the second threaded through holes.
7. The shelter triple-mortise locking mechanism of claim 6, wherein: and sealant is smeared on the contact surface between the gasket and the door body and the contact surface between the gasket and the annular outer cover plate.
8. The mechanism of any one of claims 5 to 7, wherein: an annular inner cover plate is embedded on the inner side of the door body, and the end part of the inner handle is arranged in a hole of the annular inner cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920992636.7U CN210714206U (en) | 2019-06-28 | 2019-06-28 | Three-latch locking mechanism for shelter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920992636.7U CN210714206U (en) | 2019-06-28 | 2019-06-28 | Three-latch locking mechanism for shelter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210714206U true CN210714206U (en) | 2020-06-09 |
Family
ID=70964167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920992636.7U Active CN210714206U (en) | 2019-06-28 | 2019-06-28 | Three-latch locking mechanism for shelter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210714206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116785098A (en) * | 2023-07-13 | 2023-09-22 | 江苏纳瑞新科技发展有限公司 | Seat type hyperbaric oxygen chamber with special-shaped thin shell structure |
-
2019
- 2019-06-28 CN CN201920992636.7U patent/CN210714206U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116785098A (en) * | 2023-07-13 | 2023-09-22 | 江苏纳瑞新科技发展有限公司 | Seat type hyperbaric oxygen chamber with special-shaped thin shell structure |
| CN116785098B (en) * | 2023-07-13 | 2024-05-10 | 江苏纳瑞新科技发展有限公司 | Seat type hyperbaric oxygen chamber with special-shaped thin shell structure |
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