CN108533072A

CN108533072A - A kind of lock

Info

Publication number: CN108533072A
Application number: CN201810331510.5A
Authority: CN
Inventors: 何正和
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-13
Filing date: 2018-04-13
Publication date: 2018-09-14

Abstract

The invention discloses a kind of locks, including lock body and internal locking device, it is installed with drive cavity in the lock body, it is provided with and communicated with sliding space in the drive cavity right end wall, the sliding space right end is communicated with the outside, it is provided with rotate gear in the drive cavity, the rotate gear center, which is provided with, is inserted into hole, the rack extended equipped with horizontal direction in the drive cavity on the upside of the rotate gear, the rack left-half teeth are downward, the rack right half part teeth are upward, the rack right half part teeth upper end is engaged with driving wheel, the rack left-half teeth engage connection with the rotate gear top end, driving wheel upper end engagement is provided with to be rotatably assorted the driven wheel connecting with the drive cavity aft bulkhead, right end is slidably provided with pushing block in the drive cavity.Apparatus of the present invention are simple in structure, easy to use, and making is low with purchase cost, and improves the safety of device.

Description

A kind of lock

Technical field

The present invention relates to lock fields, and in particular to Yi Zhongsuo.

Background technology

With the development of science and technology, social progress, country promotes always high-tech development, the form of lock more and more. General room lock body is by upper cover, lower cover, panel, oblique latch fitting, locks tongue, powder metallurgy, lock core, square hole shift fork, U-shaped seat, side Hole fork controls frame, connecting rod fix mounting, main lock tongue pedestal, main lock tongue sliding block, main lock tongue, lock core connecting rod, lock core and fix spiral shell Numerous component compositions such as silk, day trench.In conclusion current general room grille body accessory is more and complicated, lock body upper and lower covers Porous, complex process and of high cost is needed out, house decoration cost is increased, therefore, is badly in need of a kind of simple in structure, operation side Just, the low general room lock of manufacturing cost.

Invention content

The purpose of the present invention is to provide a kind of locks, can overcome the drawbacks described above of the prior art.

According to the present invention, a kind of lock of the invention, including lock body and internal locking device is installed with drive cavity in the lock body, Sliding space is provided with and communicated in the drive cavity right end wall, the sliding space right end is communicated with the outside, the biography Dynamic intracavitary is provided with rotate gear, and the rotate gear center, which is provided with, is inserted into hole, described on the upside of the rotate gear The rack extended equipped with horizontal direction in drive cavity, the rack left-half teeth are downward, the rack right half part teeth Upwards, the rack right half part teeth upper end is engaged with driving wheel, the rack left-half teeth and the rotate gear Top end engagement connection, driving wheel upper end engagement be provided be rotatably assorted with the drive cavity aft bulkhead connect it is driven It takes turns, right end is slidably provided with pushing block in the drive cavity, and the pushing block left side is rotatably provided with right up and down The handler of title is rotatably provided with the teeth shape handle engaged with the driven wheel and driving wheel in the handler, described The right side of pushing block is installed with connecting rod, and the right side of the connecting rod is installed with to be slidably connected with the sliding space Closing piece, the internal locking device is installed in the lock body on front side of the rotate gear, and water is provided in the internal locking device The locking bolt of the column rotation of placing flat, the locking bolt is interior to be equipped with front and back extended keyhole, extends on rear side of the keyhole End is oppositely arranged through the locking bolt back end surface and with the insertion hole, and the locking bolt is run through in end before and after the keyhole It front end face and is communicated with outside, the keyhole inner roof wall is communicated equipped with concave part, the internal locking device and the locking bolt Equal horizontal homogeneous is distributed with vertical sliding groove in upper surface, and the sliding groove bottom end is connected with the concave part to be set It sets, elastic parts is provided in the sliding groove, the elastic parts includes that upper surface is connected with the sliding groove inner roof wall The lower faces pellet A, the pellet A of spring and fixation and the spring bottom, which offset, is connected to pellet B, and the pellet B is in institute It states and is abutted against with the concave part inner bottom wall under the top pressure effect of spring.

Further technical solution, it is gear structure that the teeth shape handle, which is a part, and a part is staight shank structure, to Improve the reliability of device.

Further technical solution, the teeth shape handle and driven wheel and driving wheel engagement are engaged using the formula that is completely fixed, Prevent the teeth shape handle and the driven wheel and driving wheel from generating relative motion, to improve the reliability of device.

The beneficial effects of the invention are as follows：

It when device is run, inserts a key into the keyhole, pellet B is in the progradation of key in the elastic parts Upward sliding, after key is fully inserted into the keyhole, the pellet B is in the top pressure effect of the spring and the pellet A Impetus under coincide with tongue and groove on the key, and the pellet B is pushed to height same as the locking bolt, key front end Divide and be inserted into the rotate gear, turn right the rotate gear, and the promotion of the rack, the rack is driven to push to the right While, the driving wheel rotates counterclockwise, and the teeth shape handle is made to swing out, then the pushing block, which is moved to the left, pulls institute It states closing piece to move downward, completes unlock.

Apparatus of the present invention are simple in structure, easy to use, making and purchase cost bottom, and improve the safety of device.

The above, the specific implementation mode only invented, but invent protection domain be not limited thereto, it is any without The change or replacement that creative work is expected are crossed, should all be covered within the protection domain of invention.Therefore, the protection domain of invention It should be determined by the scope of protection defined in the claims.

Description of the drawings

It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art Attached drawing is briefly described needed in technology description, it should be apparent that, the accompanying drawings in the following description is only to invent Some embodiments for those of ordinary skill in the art without creative efforts, can also basis These attached drawings obtain other attached drawings.

Fig. 1 is a kind of overall structure diagram of lock of the present invention；

Fig. 2 is the left view structural representation of internal locking device entirety complete section of the present invention.

Specific implementation mode

All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive Feature and/or step other than, can combine in any way.

This specification（Including any accessory claim, abstract and attached drawing）Disclosed in any feature, except non-specifically chatting It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only It is an example in a series of equivalent or similar characteristics.

As shown in Figs. 1-2, a kind of lock of the invention, including lock body 115 and internal locking device 129, it is fixed in the lock body 115 There is drive cavity 122, sliding space 126,126 right side end of the sliding space are provided with and communicated in 122 right end wall of the drive cavity End is communicated with the outside, and rotate gear 117 is provided in the drive cavity 122, and 117 center of the rotate gear is provided with It is inserted into hole 116, the rack 128 extended equipped with horizontal direction in the drive cavity 122 of 117 upside of the rotate gear is described 128 left-half teeth of rack are downward, and 128 right half part teeth of the rack are upward, in 128 right half part teeth of the rack End is engaged with driving wheel 121, and 128 left-half teeth of the rack engage connection with 117 top end of the rotate gear, described The engagement of 121 upper end of driving wheel is provided with to be rotatably assorted the driven wheel 123 connecting with 122 aft bulkhead of the drive cavity, the transmission Right end is slidably provided with pushing block 125 in chamber 122, and 125 left side of the pushing block is rotatably provided with symmetrical above and below Handler 119, be rotatably provided with the teeth engaged with the driven wheel 123 and driving wheel 121 in the handler 119 The right side of shape handle 120, the pushing block 125 is installed with connecting rod 118, and the right side of the connecting rod 118 is installed with and institute The closing piece 127 of the sliding connection of sliding space 126 is stated, the internal locking device 129 is installed in 117 front side of the rotate gear In the lock body 115, the locking bolt 135 of horizontal positioned column rotation, the locking bolt 135 are provided in the internal locking device 129 Interior to be equipped with front and back extended keyhole 133,133 rear side extending end of the keyhole runs through 135 rear side end of the locking bolt Face and be oppositely arranged with the insertion hole 116, before and after the keyhole 133 end through 135 front end face of the locking bolt and with Outside communicates, and 133 inner roof wall of the keyhole is communicated equipped with concave part 134, the internal locking device 129 and the locking bolt 135 Equal horizontal homogeneous is distributed with vertical sliding groove 136,136 bottom end of the sliding groove and the concave part in upper surface 134 are connected setting, elastic parts are provided in the sliding groove 136, the elastic parts includes upper surface and the sliding The connected spring 130 of 136 inner roof wall of slot and the fixed lower ends pellet A131, the pellet A131 with 130 bottom of the spring Face offset be connected to pellet B132, the pellet B132 the spring 130 top pressure effect under with 134 inner bottom wall of the concave part It abuts against.

Valuably, wherein it is gear structure that the teeth shape handle 120, which is a part, and a part is staight shank structure, to carry The high reliability of device.

Valuably, wherein the teeth shape handle 120 and the engagement use of driven wheel 123 and driving wheel 121 are completely fixed formula and nibble It closes, prevents the teeth shape handle 120 and the driven wheel 123 and driving wheel 121 from generating relative motion, to improve device Reliability.

It when device is run, inserts a key into the keyhole 133, pellet B pushing away in key in the elastic parts Into upward sliding in the process, after key is fully inserted into the keyhole 133, the pellet B makees in the top pressure of the spring 130 With and the impetus of the pellet A under coincide with tongue and groove on the key, and the pellet B be pushed to it is same with the locking bolt 135 Sample height, key fore-end are inserted into the rotate gear 117, and turn right the rotate gear 117, drives the rack 128 promotion, while the rack 128 pushes to the right, the driving wheel 121 rotates counterclockwise, and makes the teeth shape handle 120 It swings out, then the pushing block 125, which is moved to the left, pulls the closing piece 127 to move downward, and completes unlock.

The beneficial effects of the invention are as follows：Apparatus of the present invention are simple in structure, easy to use, making and purchase cost bottom, and carry The high safety of device.

Claims

1. a kind of lock, including lock body and internal locking device, it is installed with drive cavity in the lock body, connection in the drive cavity right end wall It is provided with sliding space, the sliding space right end is communicated with the outside, and rotate gear, institute are provided in the drive cavity It states rotate gear center and is provided with insertion hole, being equipped with horizontal direction in the drive cavity on the upside of the rotate gear extends Rack, the rack left-half teeth are downward, and the rack right half part teeth are upward, the rack right half part teeth Upper end is engaged with driving wheel, and the rack left-half teeth engage connection, the driving wheel with the rotate gear top end Upper end engagement is provided with to be rotatably assorted the driven wheel connecting with the drive cavity aft bulkhead, and right end is slidable in the drive cavity It is provided with pushing block, the pushing block left side is rotatably provided with handler symmetrical above and below, can turn in the handler Dynamic is provided with the teeth shape handle engaged with the driven wheel and driving wheel, and the right side of the pushing block is installed with connecting rod, The right side of the connecting rod is installed with the closing piece being slidably connected with the sliding space, and the internal locking device is installed in institute It states in the lock body on front side of rotate gear, the locking bolt of horizontal positioned column rotation is provided in the internal locking device, it is described Be equipped with front and back extended keyhole in locking bolt, on rear side of the keyhole extending end through the locking bolt back end surface and with The insertion hole is oppositely arranged, and end is communicated through the locking bolt front end face and with outside, the key before and after the keyhole Keyhole inner roof wall is communicated equipped with concave part, and the internal locking device is distributed with perpendicular with equal horizontal homogeneous in the upper surface of the locking bolt Straight sliding groove, the sliding groove bottom end are connected setting with the concave part, flexible group of setting in the sliding groove Part, the elastic parts include the spring that upper surface is connected with the sliding groove inner roof wall and fixation and the spring bottom The lower faces pellet A, the pellet A offset be connected to pellet B, the pellet B the spring top pressure effect under with the groove Portion's inner bottom wall abuts against.

2. a kind of lock as described in claim 1, it is characterised in that：It is gear structure that the teeth shape handle, which is a part, one It is divided into staight shank structure.

3. a kind of lock as described in claim 1, it is characterised in that：The teeth shape handle and the engagement of driven wheel and driving wheel use It is completely fixed formula engagement, prevents the teeth shape handle and the driven wheel and driving wheel from generating relative motion.