CN208056834U - Lock - Google Patents

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Publication number
CN208056834U
CN208056834U CN201820193038.9U CN201820193038U CN208056834U CN 208056834 U CN208056834 U CN 208056834U CN 201820193038 U CN201820193038 U CN 201820193038U CN 208056834 U CN208056834 U CN 208056834U
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CN
China
Prior art keywords
lock
spring
lower housing
stuck
groove
Prior art date
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Active
Application number
CN201820193038.9U
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Chinese (zh)
Inventor
陈东平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201820193038.9U priority Critical patent/CN208056834U/en
Application granted granted Critical
Publication of CN208056834U publication Critical patent/CN208056834U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of lock,Including upper shell and lock body,The lock body includes lock tongue,The lower housing and lid of one side opening,Lock tongue is set in lower housing,The lock tongue is equipped with lockhole and latch hook,The position that lid corresponds to lockhole is provided with trepanning,The position that the lower housing corresponds to latch hook is provided with the first bonnet lock hole,Upper shell is equipped with the second bonnet lock hole corresponding with the first bonnet lock hole,There is pulley gear on the upper shell,Elastic piece is equipped in lower housing,Elastic piece includes the first press strip,Second press strip and the junction for connecting the first press strip and the second press strip,Second press strip end downward bending forms bending part,Lock tongue is equipped with the first limiting groove and the second limiting groove,When unlocking condition,Bending part is stuck in the first limiting groove,When lockup state,Latch hook sequentially passes through the first bonnet lock hole and the second bonnet lock hole,Bending part is stuck in the second limiting groove,Latch hook front end is butted on the pulley gear of upper shell.The lock structure is simple, uses good hand touch.

Description

Lock
Technical field
The utility model is related to a kind of locks.
Background technology
Lock is the necessity of people's daily life, but existing lock construction is complex, and poor using feel, and lock tongue is easy Abrasion.
Utility model content
In view of the shortcomings of the background art, the technical problem to be solved by the utility model is to provide a kind of letters of structure The lock single, feeling is better.
The utility model adopts the following technical scheme that complete:A kind of lock, including upper shell and lock body, the lock body Lower housing and lid including lock tongue, a side opening, lock tongue are set in lower housing, and the lid and the side of lower housing opening are solid Fixed connection, the lock tongue are equipped with lockhole and latch hook, and the position that lid corresponds to lockhole is provided with trepanning, and the lower housing corresponds to latch hook Position be provided with the first bonnet lock hole, upper shell is equipped with the second bonnet lock hole corresponding with the first bonnet lock hole, has on the upper shell There is a pulley gear, be equipped with elastic piece in lower housing, elastic piece includes the first press strip, the second press strip and the first press strip of connection and the The junction of two press strips, second press strip end downward bending form bending part, and lock tongue is equipped with the first limiting groove and the Two limiting grooves, when unlocking condition, bending part is stuck in the first limiting groove, and when lockup state, latch hook sequentially passes through the first lock Button hole and the second bonnet lock hole, bending part are stuck in the second limiting groove, and latch hook front end is butted on the pulley gear of upper shell.
In the utility model, structure is extremely simple, and when unlocking condition, the bending part of elastic piece is stuck in the first limiting slot, When lockup state, latch hook sequentially passes through the first bonnet lock hole and the second bonnet lock hole, and bending part is stuck in the second limiting groove, elastic piece Good position-limiting action is played, lock tongue both sides are provided with spring, and feeling is better when using key unlock or locking, on upper shell Equipped with pulley gear, frictional force when latch hook rotation can be reduced, reduces the wear intensity of lock tongue, when use is more smooth, and feel is more It is good.
Description of the drawings
The utility model has following attached drawing:
Fig. 1 is the structural blast schematic diagram of the lock in utility model;
Fig. 2 is the structural blast schematic diagram of another visual direction of the lock in utility model.
Fig. 3 is the 2 positive structural schematic diagram of lock tongue of the lock in Fig. 2;
Fig. 4 is the 2 subsequent structural schematic diagram of lock tongue of the lock in Fig. 2;
Fig. 5 is the structural schematic diagram of the chest for the lock being equipped in utility model;
Fig. 6 is the cross-sectional view of the chest for the lock being equipped in utility model.
Specific implementation mode
Attached drawing illustrates the technical solution of the utility model and embodiment, is further described in fact in conjunction with attached drawing below Apply each related details and its operation principle of example.
Referring to Fig.1, shown in Fig. 2, Fig. 3, Fig. 4, the utility model provides a kind of lock, including upper shell 5 and lock body, the lock Body includes lock tongue 2, the lower housing 3 of a side opening and lid 4, and lock tongue 2 is set in lower housing 3, and the lid 4 is opened with lower housing 3 The side of mouth is fixedly connected, and the lock tongue 2 is equipped with lockhole 6 and latch hook 7, and the position that lid 4 corresponds to lockhole 6 is provided with trepanning 8, institute It states and is fixed with positioning column 15 on lower housing 3, the position that lockhole 6 corresponds to positioning column 15 is provided with location hole 16, and positioning column 15 is sleeved on fixed In the hole 16 of position, positioning column 15 is integrally formed with lower housing 3, and the first spring groove 9 is provided on the lower housing 3, the lock tongue 2 6 both sides of lockhole are both provided with second spring slot 10 and third spring groove 11, and 4 inside of the lid is equipped with annular convex edge 12, and first 13 both sides of spring are stuck in respectively between the first spring groove 9 and second spring slot 10, and 14 side of second spring is stuck in third spring groove In 11,14 other side of the second spring is stuck in annular convex edge 12, and feel is more when the springs of 2 both sides of lock tongue makes unlock or locking Good, the position that the lower housing 3 corresponds to latch hook 7 is provided with the first bonnet lock hole 17, and upper shell 5 is provided with opposite with the first bonnet lock hole 17 The second bonnet lock hole 18 answered, the upper shell 5 are equipped with pulley gear, and the pulley gear includes holder 19 and pulley 20, is slided Wheel 20 is pivotally connected with holder 19, and pulley gear can reduce frictional force when latch hook 7 rotates, and reduce the wear intensity of lock tongue 2, make Used time is more smooth, has elastic piece 21 in lower housing 3, and elastic piece 21 includes the first press strip 22, the second press strip 23 and connection the The junction 24 of one press strip 22 and the second press strip 23,22 end of the first press strip are butted on the first limited post 25, junction 24 Ring set is on the second limited post 26, and second limited post 26 is equipped with annular groove 27, and junction 24 is stuck in annular groove 27 On, second press strip, 23 end downward bending forms bending part 28, and the bending part 28 is in the shape of the letter V, and the lock tongue 2 is equipped with First limiting groove 29 and the second limiting groove 30, first limiting groove, 29 and second limiting groove 30 are arc groove, V 28 bottom end 31 of font bending part matches in the shape of arc groove, and when unlocking condition, bending part 28 is stuck in the first limiting groove In 29, when lockup state, latch hook 7 sequentially passes through the first bonnet lock hole 17 and the second bonnet lock hole 18, and bending part 28 is stuck in the second limit In groove 30,7 front end of latch hook is butted on the pulley 20 of 20 device of pulley.
With reference to shown in Fig. 5, Fig. 6, a kind of chest for installing the lock described in utility model, the lock body is mounted on babinet 34 In interlayer, upper shell 5 is set on Box Cover 35, and 34 outer surface of babinet is equipped with the trim 1 with through-hole, the lockhole 6 with it is logical Hole site is corresponding, and key passes through the through-hole 33 of trim 1 to be inserted into lockhole 6, and rotation key realizes unlocking and locking, unlocking shape When state, 28 bottom end 31 of V-shaped bending part is stuck in the arc groove of the first limiting groove 29, and latch hook 7 is located in lower housing 3, lock Only when state, latch hook 7 sequentially passes through the first bonnet lock hole 17 and the second bonnet lock hole 18, and 28 bottom end 31 of V-shaped bending part is stuck in second In limiting groove 30,7 end lower surface of latch hook is pressed on the pulley 20 of 20 device of pulley.
Embodiment is not construed as limitations of the present invention, any spiritual improvements introduced based on the utility model, It should all be within the protection scope of the utility model.

Claims (10)

1. a kind of lock, including upper shell and lock body, the lock body includes the lower housing and lid of lock tongue, a side opening, and lock tongue is set In in lower housing, the lid is fixedly connected with the side that lower housing is open, it is characterized in that:The lock tongue is equipped with lockhole and lock Hook, the position that lid corresponds to lockhole are provided with trepanning, and the position that the lower housing corresponds to latch hook is provided with the first bonnet lock hole, and upper shell is set There is the second bonnet lock hole corresponding with the first bonnet lock hole, there is pulley gear on the upper shell, elastic piece is equipped in lower housing, Elastic piece includes the first press strip, the second press strip and the junction for connecting the first press strip and the second press strip, second press strip end Portion downward bending forms bending part, and lock tongue is equipped with the first limiting groove and the second limiting groove, when unlocking condition, bending part card In in the first limiting groove, when lockup state, latch hook sequentially passes through the first bonnet lock hole and the second bonnet lock hole, and bending part is stuck in second In limiting groove, latch hook front end is butted on the pulley gear of upper shell.
2. lock according to claim 1, it is characterized in that:First press strip end is butted on the first limited post, junction On the second limited post, the bending part is in the shape of the letter V ring set, and first limiting groove and the second limiting groove are that arc is recessed Slot, V-shaped bending part bottom end match in the shape of arc groove.
3. the lock described in claim 2, it is characterized in that:Second limited post is equipped with annular groove, and junction is stuck in annular On groove.
4. lock as claimed in claim 1,2 or 3, it is characterized in that:The pulley gear includes holder and pulley, pulley and holder pivot Turn connection.
5. lock according to claim 4, it is characterized in that:The first spring groove is provided on the lower housing, the lock tongue Lockhole both sides are both provided with second spring slot and third spring groove, and annular convex edge, the first spring both sides are equipped on the inside of the lid It is stuck in respectively between the first spring groove and second spring slot, second spring side is stuck in third spring groove, the second spring The other side is stuck in annular convex edge.
6. lock according to claim 1,2 or 3, it is characterized in that:The first spring groove, the lock are provided on the lower housing The lockhole both sides of tongue are both provided with second spring slot and third spring groove, and annular convex edge, the first spring are equipped on the inside of the lid Both sides are stuck in respectively between the first spring groove and second spring slot, and second spring side is stuck in third spring groove, and described second The spring other side is stuck in annular convex edge.
7. according to the lock described in claim 1,2,3 or 5, it is characterized in that:Positioning column is fixed on lower housing, lockhole corresponds to positioning The position of column is provided with location hole, and positioning column is sleeved in location hole, positioning column and lower casing body by integral forming.
8. lock according to claim 4, it is characterized in that:Positioning column is fixed on lower housing, lockhole corresponds to the position of positioning column It sets and is provided with location hole, positioning column is sleeved in location hole, positioning column and lower casing body by integral forming.
9. lock according to claim 6, it is characterized in that:Positioning column is fixed on lower housing, lockhole corresponds to the position of positioning column It sets and is provided with location hole, positioning column is sleeved in location hole, positioning column and lower casing body by integral forming.
10. a kind of chest being equipped with lock described in claim 1:It is characterized in that:The lock body is mounted in babinet interlayer, on Shell is set on Box Cover, and box outer surface is equipped with the trim with through-hole, and the lockhole is corresponding with lead to the hole site.
CN201820193038.9U 2018-02-05 2018-02-05 Lock Active CN208056834U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820193038.9U CN208056834U (en) 2018-02-05 2018-02-05 Lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820193038.9U CN208056834U (en) 2018-02-05 2018-02-05 Lock

Publications (1)

Publication Number Publication Date
CN208056834U true CN208056834U (en) 2018-11-06

Family

ID=63993930

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820193038.9U Active CN208056834U (en) 2018-02-05 2018-02-05 Lock

Country Status (1)

Country Link
CN (1) CN208056834U (en)

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