CN207110742U

CN207110742U - A kind of new trailer lock

Info

Publication number: CN207110742U
Application number: CN201720824926.1U
Authority: CN
Inventors: 朱国富; 于承红; 朱英杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-07-10
Filing date: 2017-07-10
Publication date: 2018-03-16
Anticipated expiration: 2027-07-10

Abstract

The utility model discloses a kind of new trailer lock, including locking bar, sealing ring and lock body；Described locking bar one end is provided with double flat horizontal surfaces, and double flat horizontal surface both sides are provided with groove；The lock body is by lock housing, tapered end, turn one's head forms with steel ball；Described lock housing one end is provided with storage tank, and the insert port that the other end is provided with and double flat horizontal surfaces are engaged connects with storage tank；The tapered end, turn one's head with steel ball in the storage tank of lock housing；Double flat horizontal surfaces of the locking bar are inserted in the insert port of lock housing by sealing ring, by key rotation lock core, drives in the groove for double flat horizontal surface both sides that steel ball is buckled into lock body of turning one's head and locks；Lock body structure is simple and handling ease, and Assembly Action fast and easy, so as to reduce overall manufacturing cost, reaches economic benefit；The effect of locking consolidates, and is not produced and opened by mistake by external force collision, so as to lift anti-theft effect.

Description

A kind of new trailer lock

Technical field

It the utility model is related to a kind of new trailer lock.

Background technology

Go on tour in recent years prevailing, trailer lock is also particularly important, but trailer lock currently on the market exist with Lower shortcoming：It is numerous and diverse that it includes a lock body, a core, a sliding piece, one group of dead bolt hook, a lock housing and a locking bolt, integrated member Processing difficulties, and time-consuming inconvenience is assembled, so as to cause manufacturing cost to increase；Its use when two dead bolt hooks by shell fragment bullet Power, make its state locked that playbacks and produce, therefore elastic fatigue can be produced because of the increase of access times, influence its locking Effect, and such a structure need to only impose the impact of a shell fragment compression direction, be not required to take off dead bolt hook with key at all Locking bolt is extracted from the ring-type neck of locking bolt, therefore anti-theft effect is had a greatly reduced quality.

Utility model content

（One）Technical problems to be solved

To solve the above problems, the utility model proposes a kind of new trailer lock, lock body structure is simple and handling ease, group Fill convenient and time-saving, integrated anti-theft effect promoting.

（Two）Technical scheme

New trailer lock of the present utility model, including locking bar, sealing ring and lock body；It is characterized in that：Described locking bar one end is set There are double flat horizontal surfaces, double flat horizontal surface both sides are provided with groove；The lock body is by lock housing, tapered end, turn one's head forms with steel ball；The lock housing one End is provided with storage tank, and the insert port that the other end is provided with and double flat horizontal surfaces are engaged connects with storage tank；The tapered end is located in Put in groove and consolidate, its medial extremity sets lock core and tapered end positioning R；Described turn one's head is socketed on tapered end, and is together placed in tapered end In the storage tank of lock housing；The socket end sets cam drive groove, and the other end sets steel ball position；The steel ball is positioned over what is turned one's head Steel ball position；Double flat horizontal surfaces of the locking bar are inserted in the insert port of lock housing by sealing ring, by key rotation lock core, driven Turn one's head double flat horizontal surface both sides that steel ball is buckled into lock body groove in lock.

Further, reticulate pattern is set on the locking bar.

Further, stepped hole and R grooves are provided with the storage tank of the lock housing.

Further, dust cap is provided with outside the lock housing, the other end is provided with reticulate pattern.

Further, on tapered end, the tapered end camshaft on lock core designs the lock core eccentric setting to be eccentric.

（Three）Beneficial effect

Compared with prior art, it has the advantages that the utility model：New trailer lock of the present utility model, its The simple handling ease of composition component of lock body, and Assembly Action fast and easy, so as to reduce overall manufacturing cost, reach economical Benefit；Its using when steel ball buckled into by the dynamic rotation of eccentric lock core ribbon in the grooves on two sides of the double flat horizontal surfaces of locking bar, reach what is locked Purpose, the effect of locking consolidates, and is not produced and opened by mistake by external force collision, so as to lift anti-theft effect.

Brief description of the drawings

Fig. 1 is three-dimensional exploded view of the present utility model.

Fig. 2 is lock housing profile of the present utility model.

Fig. 3 is lock head structure figure of the present utility model.

Fig. 4 is profile of the present utility model of turning one's head.

Fig. 5 is combination section of the present utility model.

Fig. 6 is unlocking condition profile of the present utility model.

Fig. 7 is blocking profile of the present utility model.

1- locking bars；2- sealing rings；3- lock bodies；The double flat horizontal surfaces of 11-；12- grooves；13- reticulate patterns；31- lock housings；32- tapered ends； 33- turns one's head；34- steel balls；311- storage tanks；312- insert ports；313- stepped holes；314-R grooves；315- dust caps；316- reticulate patterns； 321- lock cores；322- tapered ends position R；323- tapered end camshafts；331- cam drive grooves；332- steel balls position.

Embodiment

A kind of new trailer lock as shown in Figure 1, Figure 2, Figure 3, Figure 4, including locking bar 1, sealing ring 2 and lock body 3；Its feature exists In：Described one end of locking bar 1 is provided with double flat horizontal surfaces 11, and double both sides of flat horizontal surface 11 are provided with groove 12；The lock body 3 is by lock housing 31, lock First 32, turn one's head 33 and steel ball 34 form；Described one end of lock housing 31 is provided with storage tank 311, and the other end is provided with and double phases of flat horizontal surface 11 The insert port 312 of cooperation connects with storage tank 311；The tapered end 32 is located in storage tank 311 and consolidated, and its medial extremity sets lock Core 321 and tapered end positioning R322；Described turn one's head 33 is socketed on tapered end 32, and the storage tank of lock housing 31 is together placed in tapered end 32 In 311；The socket end sets cam drive groove 331, and the other end sets steel ball position 332；The steel ball 34, which is positioned over, turns one's head 33 Steel ball position 332.

A kind of new trailer lock as shown in Fig. 5, Fig. 6, Fig. 7, double flat horizontal surfaces 11 of the locking bar 1 are inserted by sealing ring 2 Enter in the insert port 312 of lock housing 31, rotated by the tapered end camshaft 323 of key rotation lock core 321, make turn one's head 33 and steel ball 34 Rotate with tapered end camshaft 323, rotated so as to lodge the cam drive groove 331 turned one's head on 33, steel ball 34 is buckled into the double of lock body 3 Lock in the groove 12 of the both sides of flat horizontal surface 11, reach purpose of locking；In addition when to be unlocked, key rotation lock core is rotated backward 321 tapered end camshaft 323 rotates, make to turn one's head 33 and steel ball 34 rotated with tapered end camshaft 323, turned one's head so as to lodge on 33 Cam drive groove 331 is rotated, and steel ball 34 is buckled on double flat horizontal surfaces 11 of lock body 3, you can completes to unlock.

Wherein, reticulate pattern is set in the locking bar 1 and lock housing 31, prevents from skidding when using；The storage tank 311 of the lock housing 31 Interior R grooves 314 coordinate with the tapered end positioning R322 on tapered end 32, complete tapered end 32 and position；Described sealing ring 2 and dust cap 315 effect is to prevent water from being got rusty into lock；The eccentric setting of lock core 321 is on tapered end 32, the tapered end cam on lock core 321 Axle 323 designs to be eccentric, and this is raising anti-theft effect.

New trailer lock of the present utility model, the simple handling ease of composition component of its lock body, and Assembly Action facilitate fast Speed, so as to reduce overall manufacturing cost, reach economic benefit；Its using when steel ball locking bar is buckled into by the dynamic rotation of eccentric lock core ribbon In the grooves on two sides of double flat horizontal surfaces, reaching the purpose locked, the effect of locking consolidates, and is not produced and opened by mistake by external force collision, So as to lift anti-theft effect.

Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality New spirit and scope are defined, on the premise of the utility model design conception is not departed from, ordinary people in the field couple The all variations and modifications that the technical solution of the utility model is made, the scope of protection of the utility model, this reality all should be dropped into With new claimed technology contents, all record in detail in the claims.

Claims

1. a kind of new trailer lock, including locking bar（1）, sealing ring（2）With lock body (3)；It is characterized in that：The locking bar（1）One end Provided with double flat horizontal surfaces（11）, double flat horizontal surfaces（11）Both sides are provided with groove（12）；The lock body (3) by lock housing (31), tapered end (32), Turn one's head (33) and steel ball (34) forms；Described lock housing (31) one end is provided with storage tank (311), and the other end is provided with and double flat horizontal surfaces （11）The insert port (312) being engaged connects with storage tank (311)；The tapered end (32) is located in storage tank (311) and consolidated, Its medial extremity sets lock core (321) and tapered end positioning R (322)；Turn one's head (33) are socketed on tapered end (32), and with tapered end (32) Together it is placed in the storage tank (311) of lock housing (31)；The socket end sets cam drive groove (331), and the other end sets steel Ball position (332)；The steel ball (34) is positioned over the steel ball position (332) of (33) of turning one's head；By the locking bar（1）Double flat horizontal surfaces（11） Pass through sealing ring（2）Insert in the insert port (312) of lock housing (31), pass through the tapered end camshaft on key rotation lock core (321) （323）, drive turn one's head (33) steel ball (34) is buckled into double flat horizontal surfaces of lock body (3)（11）The groove of both sides（12）Interior locking.

2. new trailer lock according to claim 1, it is characterised in that：The locking bar（1）Upper setting reticulate pattern（13）.

3. new trailer lock according to claim 1, it is characterised in that：It is provided with the storage tank (311) of the lock housing (31) Stepped hole (313) and R grooves (314).

4. new trailer lock according to claim 1, it is characterised in that：Dust cap (315) is provided with outside the lock housing (31), The other end is provided with reticulate pattern (316).

5. new trailer lock according to claim 1, it is characterised in that：Lock core (321) eccentric setting is in tapered end (32) On, the tapered end camshaft on lock core (321)（323）Designed for bias.