CN203412407U - Door lock for cross-country trailer - Google Patents
Door lock for cross-country trailer Download PDFInfo
- Publication number
- CN203412407U CN203412407U CN201320447376.8U CN201320447376U CN203412407U CN 203412407 U CN203412407 U CN 203412407U CN 201320447376 U CN201320447376 U CN 201320447376U CN 203412407 U CN203412407 U CN 203412407U
- Authority
- CN
- China
- Prior art keywords
- circular hole
- baffle plate
- lock
- door lock
- upset baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model relates to a door lock for a cross-country trailer. The door lock comprises a lock pedestal (1), an overturning baffle (2), a rotating shaft (4) and an insert pin (5), wherein the overturning baffle (2) is rotatably connected with the lock pedestal (1) through the rotating shaft (4), and the overturning baffle (2) is fixedly connected with the lock pedestal (1) through the insert pin (5) in a locking state. The door lock is locked or unlocked by inserting and drawing the insert pin (5) and rotating the overturning baffle (2) for 0-180 degrees around the rotating shaft (4); the door lock is simple in structure and firm and reliable in connection and is simple and convenient to mount, detach and maintain.
Description
Technical field
The utility model relates to a kind of door lock, especially relates to cross-country trailer door lock.
Background technology
Current known door lock consists of tapered end, lock core and dead bolt; Wherein the endoporus of tapered end and lock core are close-fitting, need to accomplish meticulous processing, otherwise assemble up more difficult; The difficulty of processing of existing door lock is larger, and complex structure, and manufacture craft is loaded down with trivial details, and installing/dismounting and maintenance are very inconvenient.In addition, wherein tapered end and door is fixing conventionally by interference fit or simply engage realization, and its fastness is inadequate, if generation shock easily gets loose.
Utility model content
The purpose of this utility model is the shortcoming that overcomes existing door lock technology, and the door lock of a kind of simple in structure, good looking appearance, simple to operate, installing/dismounting and easy to maintenance and strong bonded is provided.
According to the utility model, a kind of cross-country trailer door lock is provided, comprise lock base 1, upset baffle plate 2, rotating shaft 4, latch 5; Upset baffle plate 2 is rotationally connected by rotating shaft 4 and lock base 1, and the baffle plate that overturns under locking states is fixedly connected with lock base by latch.
Described lock base is the first U-shaped symmetrical bending body, on described first U-shaped symmetrical bending body one end flanging, there are the first circular hole, the second circular hole, on corresponding other end flanging, there are the 3rd circular hole, the 4th circular hole, the first circular hole is the same and coaxial with the 3rd Circularhole diameter size, and the second circular hole is the same and coaxial with the 4th Circularhole diameter size.
Described upset baffle plate is the second U-shaped symmetrical bending body, on described second U-shaped symmetrical bending body one end flanging, there are the 5th circular hole, the 6th circular hole, on corresponding other end flanging, there are the 7th circular hole, the 8th circular hole, the 5th circular hole is the same and coaxial with the 7th Circularhole diameter size, and the 6th circular hole is the same and coaxial with the 8th Circularhole diameter size; There is an angular cut described second U-shaped symmetrical bending body one end, and the other end has the 9th circular hole, the tenth circular hole.
Described rotating shaft is T-shaped cylinder, and one first rectangle batten is arranged at described T-shaped cylinder top, on described the first rectangle batten, has a circular hole; Described the first rectangle batten bottom is the first cylinder; Described the first cylinder bottom is threaded cylinder.
Described latch is T-shaped cylinder, and one second rectangle batten is arranged at described T-shaped cylinder top, on described the second rectangle batten, has a circular hole; Described the second rectangle batten bottom is the second cylinder; Described the second cylinder bottom is three cylindrical body.
Described lock base bottom is fixed on side plate; Upset baffle plate the U-shaped size in outside be less than lock base the U-shaped size in inside, upset baffle plate a part be arranged in lock base inside U-shaped; One end that upset baffle plate is positioned at lock base exterior is fixed with rubber mat plate; Rotating shaft is fixed on the first circular hole of described lock base, lock the 5th circular hole of the 3rd circular hole of base, upset baffle plate, in the 7th circular hole of upset baffle plate; Under locking states latch insert lock base the second circular hole, the 4th circular hole of lock base, the 6th circular hole of upset baffle plate, the 8th circular hole of upset baffle plate, upset baffle plate can not rotate around rotating shaft, and the rubber mat plate and the door-plate that are fixed on upset baffle plate keep in touch; Under opening from lock base the second circular hole, lock base the 4th circular hole, upset baffle plate the 6th circular hole, upset baffle plate the 8th circular hole extract latch, upset baffle plate carries out 0～180 degree rotation around rotating shaft, and the rubber mat plate being fixed on upset baffle plate is thrown off and contacted with door-plate.
Described rubber mat plate is rectangle batten, on described rectangle batten, has the 11 circular hole, the 12 circular hole; Described door lock also comprises the first sunk screw, the first locking nut, the second sunk screw, the second locking nut; The first sunk screw passes the 11 circular hole of described rubber mat plate with the 9th circular hole of upset baffle plate and by fastening the first sunk screw of the first locking nut; The second sunk screw is through the 12 circular hole of described rubber mat plate and the tenth circular hole of described upset baffle plate and by fastening the second sunk screw of the second locking nut.
Selectively, described lock base bottom welding is on side plate.
Described door lock also comprises the 3rd locking nut, and described the 3rd locking nut is enclosed within the threaded cylindrical outside of rotating shaft, and the 3rd locking nut one side is near flanging outside, the symmetrical bending body of lock base one end.
The effect that the utility model is useful is, simplified the structure of door lock, and manufacture craft is simple, and installing/dismounting and maintenance are very convenient, and between all parts in conjunction with closely, solid and reliable.
Accompanying drawing explanation
When reading the following detailed description about accompanying drawing and the specific embodiment, these and other feature of the present utility model, aspect and advantage will be better understood, wherein:
Figure 1A is the package assembly front view of the door lock of the utility model embodiment;
Figure 1B is the package assembly top view of the door lock of the utility model embodiment;
Fig. 2 A is the front view of lock base of the door lock of the utility model embodiment;
Fig. 2 B is the top view of lock base of the door lock of the utility model embodiment;
Fig. 2 C is the lateral view of lock base of the door lock of the utility model embodiment;
Fig. 3 A is the front view of upset baffle plate of the door lock of the utility model embodiment;
Fig. 3 B is the top view of upset baffle plate of the door lock of the utility model embodiment;
Fig. 3 C is the lateral view of upset baffle plate of the door lock of the utility model embodiment;
Fig. 4 is the view of rubber mat plate of the door lock of the utility model embodiment;
Fig. 5 A is the front view of rotating shaft of the door lock of the utility model embodiment;
Fig. 5 B is the lateral view of rotating shaft of the door lock of the utility model embodiment;
Fig. 6 A is the front view of latch of the door lock of the utility model embodiment;
Fig. 6 B is the lateral view of latch of the door lock of the utility model embodiment.
The specific embodiment
The door lock of the utility model embodiment is the new door lock designing for making trailer box specially.Referring to Figure 1A and Figure 1B, base 1 is locked in comprising of the door lock of the utility model embodiment, upset baffle plate 2, rubber mat plate 3, rotating shaft 4, latch 5, locking nut 6, locking nut 7, sunk screw 8.The door lock being assembled into is weldingly fixed on side plate 10.For example, locking nut 6 is M12 locking nut, and locking nut 7 is M5 locking nut, and sunk screw 8 is M5 * 15 sunk screw.
Referring to Fig. 2 A, Fig. 2 B, Fig. 2 C, described lock base 1 is U-shaped symmetrical bending body, on the flanging of U-shaped symmetrical bending body one end, there is circular hole 101,102, on corresponding other end flanging, have circular hole 101 ', 102 ', circular hole 101 is the same with circular hole 101 ' diameter and coaxial, and circular hole 102 is the same with circular hole 102 ' diameter and coaxial.
Referring to Fig. 3 A, Fig. 3 B, Fig. 3 C, described upset baffle plate 2 is U-shaped symmetrical bending body, on the flanging of U-shaped symmetrical bending body one end, there is circular hole 201,202, on corresponding other end flanging, have circular hole 201 ', 202 ', circular hole 201 is the same with circular hole 201 ' diameter and coaxial, and circular hole 202 is the same with circular hole 202 ' diameter and coaxial.There is an angular cut 203 the U-shaped symmetrical bending body one end that forms upset baffle plate 2, and the other end has 2 circular holes 204 and 205.Upset baffle plate 2 the U-shaped size in outside be less than lock base 1 the U-shaped size in inside, upset baffle plate 2 a part can insert lock base 1 inside U-shaped in.One end that upset baffle plate 2 is positioned at lock base 1 outside is fixed with 3,2 circular holes 204 of rubber mat plate and 205 for rubber mat plate 3 being fixed on to upset baffle plate 2.
Referring to Fig. 4, described rubber mat plate 3 is rectangle batten, has two circular holes 301 and 302 on described rectangle batten.Two circular holes 301 with 302 for being fixedly connected with 205 with the circular hole 204 of upset baffle plate 2.
Referring to Fig. 5 A, Fig. 5 B, described rotating shaft 4 is T-shaped cylinder, and a rectangle batten 401 is arranged at described T-shaped cylinder top, has a circular hole 402 on described rectangle batten 401; Described rectangle batten 401 bottoms are cylinder 403; Described cylinder 403 bottoms are threaded cylinder 404.
Referring to latch 5 described in Fig. 6 A, Fig. 6 B, be T-shaped cylinder, a rectangle batten 501 is arranged at described T-shaped cylinder top, has a circular hole 502 on described rectangle batten 501; Described rectangle batten 501 bottoms are cylinder 503; Described cylinder 503 bottoms are cylinder 504.
For example, the mounting means of door lock of the present utility model is as follows;
First, to lock base 1 bottom welding on the side plate 10 of cross-country trailer, for example lock base 1 border, bottom is welded on the correct position of side plate 10 of cross-country trailer, and with a sunk screw 8 through the circular hole 301 of rubber mat plate 3 and the circular hole 204 of baffle plate 2 by fastening this sunk screw 8 of locking nut 7 of overturning; Another sunk screw 8 is through the circular hole 302 of rubber mat plate 3 and the circular hole 205 of upset baffle plate 2 and by female fastening another sunk screw 8 of another locking screw 7.Locking nut 7 is threaded with sunk screw 8, and screws tight on upset baffle plate 2, thereby rubber mat plate 3 is fastened on upset baffle plate 2.Locking nut 7 is for example M5 locking nut, and sunk screw 8 is for example M5 * 15 sunk screw.
Then, the U-shaped symmetrical bending body of upset baffle plate 2 is inserted than the U-shaped symmetrical bending body of its large lock base 1, again by rotating shaft 4 through the circular hole 101,101 of the U-shaped symmetrical bending body of lock base 1 ' and the U-shaped symmetrical bending body of upset baffle plate 2 on circular hole 201,201 ', and by locking nut 6 (for example, the locking nut of M12) be screwed on the threaded cylinder 404 of described rotating shaft 4, locking nut 6 one sides are near flanging outside, the lock symmetrical bending body of base 1 one end, and the baffle plate 2 that makes to overturn is rotationally connected with lock base 1.
By plug latch 5, realize upset baffle plate 2 and carry out 0～180 degree rotation around rotating shaft 4, realize unlatching and the locking of door lock.Locking states: rotary turning baffle plate 2, make to lock circular hole 102,102 on base 1 ' with upset baffle plate 2 on circular hole 202,202 ' coaxial, latch 5 insert through circular hole 102,102 ' and circular hole 202,202 ', baffle plate 2 lockings make to overturn, can not be around rotating shaft 4 rotations, be fixed on rubber mat plate 3 on upset baffle plate 2 and keep in touch with door-plate 9, thereby limited the movement of door-plate 9.Opening: extract latch 5, rotation upset baffle plate 2 carries out 0～180 degree rotation around rotating shaft 4, is fixed on rubber mat plate 3 on upset baffle plate 2 and contacts with door-plate 9 disengagements, thereby has removed the restriction of the movement of end of door plate 9.
Above to the description of embodiment of the present utility model only for the technical solution of the utility model is described; rather than the restriction to the utility model scope; the utility model is not limited to disclosed these embodiment; the technical scheme that those skilled in the art can record aforementioned each embodiment is modified; or part technical characterictic is wherein equal to replacement, and these modifications or replace and all should fall into protection domain of the present utility model.
Claims (10)
1. a cross-country trailer door lock, is characterized in that comprising lock base (1), upset baffle plate (2), rotating shaft (4), latch (5); Upset baffle plate (2) is rotationally connected by rotating shaft (4) and lock base (1), and the baffle plate (2) that overturns under locking states is fixedly connected with lock base (1) by latch (5).
2. door lock according to claim 1, it is characterized in that: described lock base (1) is the first U-shaped symmetrical bending body, on described first U-shaped symmetrical bending body one end flanging, there are the first circular hole (101), the second circular hole (102), on corresponding other end flanging, have the 3rd circular hole (101 '), the 4th circular hole 102 '), the first circular hole (101) is the same and coaxial with the 3rd circular hole (101 ') diameter, and the second circular hole (102) is the same and coaxial with the 4th circular hole (102 ') diameter.
3. door lock according to claim 2, it is characterized in that: described upset baffle plate (2) is the second U-shaped symmetrical bending body, on described second U-shaped symmetrical bending body one end flanging, there are the 5th circular hole (201), the 6th circular hole (202), on corresponding other end flanging, there are the 7th circular hole (201 '), the 8th circular hole (202 '), the 5th circular hole (201) is the same and coaxial with the 7th circular hole (201 ') diameter, and the 6th circular hole (202) is the same and coaxial with the 8th circular hole (202 ') diameter; There is an angular cut (203) described second U-shaped symmetrical bending body one end, and the other end has the 9th circular hole (204), the tenth circular hole (205).
4. according to the door lock described in claim 1 or 3, it is characterized in that: described rotating shaft (4) is T-shaped cylinder, one first rectangle batten (401) is arranged at described T-shaped cylinder top, on described the first rectangle batten (401), has a circular hole (402); Described the first rectangle batten (401) bottom is the first cylinder (403); Described the first cylinder (403) bottom is threaded cylinder (404).
5. according to the door lock described in claim 1 or 3, it is characterized in that: described latch (5) is T-shaped cylinder, one second rectangle batten (501) is arranged at described T-shaped cylinder top, on described the second rectangle batten (501), has a circular hole (502); Described the second rectangle batten (501) bottom is the second cylinder (503); Described the second cylinder (503) bottom is three cylindrical body (504).
6. door lock according to claim 3, is characterized in that:
Described lock base (1) bottom is fixed on side plate (10);
Upset baffle plate (2) the U-shaped size in outside be less than lock base (1) the U-shaped size in inside, upset baffle plate (2) a part be arranged in lock base (1) inside U-shaped; Upset baffle plate (2) is positioned at the outside one end of lock base (1) and is fixed with rubber mat plate (3),
Rotating shaft (4) is fixed on first circular hole (101) of described lock base (1), lock the 3rd circular hole (101 '), the 5th circular hole (201) of upset baffle plate (2) of base (1), in the 7th circular hole (201 ') of the baffle plate (2) that overturns;
Latch under locking states (5) insert lock base (1) the second circular hole (102), the 4th circular hole (102 ') of lock base (1), the 6th circular hole (202) of upset baffle plate (2), the 8th circular hole (202 ') of upset baffle plate (2), upset baffle plate (2) can not be around rotating shaft (4) rotation, and the rubber mat plate (3) being fixed on upset baffle plate (2) keeps in touch with door-plate (9); Under opening from lock base (1) the second circular hole (102), lock base (1) the 4th circular hole (102 '), upset baffle plate (2) the 6th circular hole (202), upset baffle plate (2) the 8th circular hole (202 ') extract latch (5), upset baffle plate (2) carries out 0～180 degree rotation around rotating shaft (4), and the rubber mat plate (3) being fixed on upset baffle plate (2) is thrown off and contacted with door-plate (9).
7. door lock according to claim 6, is characterized in that:
Described rubber mat plate (3) is rectangle batten, has the 11 circular hole (301), the 12 circular hole (302) on described rectangle batten;
Described door lock also comprises the first sunk screw, the first locking nut, the second sunk screw, the second locking nut; The first sunk screw is through the 11 circular hole (301) of described rubber mat plate (3) and the 9th circular hole (204) of baffle plate (2) by fastening the first sunk screw of the first locking nut of overturning; The second sunk screw is through the 12 circular hole (302) of described rubber mat plate (3) and the tenth circular hole (205) of described upset baffle plate (2) and by fastening the second sunk screw of the second locking nut.
8. door lock according to claim 6, is characterized in that: it is characterized in that: described lock base (1) bottom welding is on side plate (10).
9. door lock according to claim 4, it is characterized in that: described door lock also comprises the 3rd locking nut (6), described the 3rd locking nut (6) is enclosed within the outside of the threaded cylinder (404) of rotating shaft (4), and the 3rd locking nut (6) one sides are near flanging outside, the lock symmetrical bending body of base (1) one end.
10. according to the door lock described in claim 1-3,6, any one claim of 7, it is characterized in that: described door lock also comprises the 3rd locking nut (6), described the 3rd locking nut (6) is enclosed within the outside of the threaded cylinder (404) of rotating shaft (4), and the 3rd locking nut (6) one sides are near flanging outside, the lock symmetrical bending body of base (1) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320447376.8U CN203412407U (en) | 2013-07-25 | 2013-07-25 | Door lock for cross-country trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320447376.8U CN203412407U (en) | 2013-07-25 | 2013-07-25 | Door lock for cross-country trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203412407U true CN203412407U (en) | 2014-01-29 |
Family
ID=49975302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320447376.8U Expired - Fee Related CN203412407U (en) | 2013-07-25 | 2013-07-25 | Door lock for cross-country trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203412407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421911A (en) * | 2015-12-21 | 2016-03-23 | 扬州市金威机械有限公司 | Mechanical latching device |
-
2013
- 2013-07-25 CN CN201320447376.8U patent/CN203412407U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421911A (en) * | 2015-12-21 | 2016-03-23 | 扬州市金威机械有限公司 | Mechanical latching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203681871U (en) | Engine arm assembly and stander device of aircraft and aircraft | |
| CN203412407U (en) | Door lock for cross-country trailer | |
| CN202731459U (en) | Water-proof special-shaped lock structure for well lid sealed cabin | |
| CN210149345U (en) | Safety contact manual switch device applied to electric switch machine | |
| CN201368101Y (en) | Riveted column structure | |
| CN201406694Y (en) | Novel burglar-proof check well cover and special opening sleeve thereof | |
| CN205604882U (en) | Theftproof type electromagnetic lock mechanical unlocking device | |
| CN202279197U (en) | Locking mechanism for battery and bicycle frame of electric vehicle, as well as electric vehicle with locking mechanism | |
| CN202483251U (en) | Rotary handle lock | |
| CN205487758U (en) | Electric container upper cover of built -in ground connection | |
| CN203673390U (en) | Notebook computer capable of being turned over by 0 degree to 295 degrees | |
| CN105610059A (en) | Locking device of switch cabinet | |
| CN201820666U (en) | Padlock locking device for ground switch of switch cabinet | |
| CN204789697U (en) | Anti -electricity -theft protective housing of guide rail ammeter | |
| CN201232399Y (en) | Lockset | |
| CN202990638U (en) | Improved locking device of equipment cabinet double-door | |
| CN201134990Y (en) | Door hinge construction of switch cabinet | |
| CN201753544U (en) | Novel manhole cover lock and opener thereof | |
| CN204862181U (en) | Bed guardrail locking device | |
| CN203406524U (en) | Rotary plate type power distribution cabinet | |
| CN203334813U (en) | Marble type memory key | |
| CN203399447U (en) | Novel controller drawer handle | |
| CN203666872U (en) | Storage trunk of vehicle for children | |
| CN208971025U (en) | A kind of composite type cabinet type transformer substation | |
| CN202957459U (en) | Anti-opening power distribution cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20140725 |
|
| EXPY | Termination of patent right or utility model |