CN107989490A

CN107989490A - A kind of Double-lock-core Electric cabinet lock

Info

Publication number: CN107989490A
Application number: CN201810009037.9A
Authority: CN
Inventors: 宁江洪
Original assignee: Guangxi Luoyang Electric Equipment Co Ltd
Current assignee: Guangxi Luoshen Electronic Technology Co ltd; Ning Jianghong
Priority date: 2017-08-21
Filing date: 2018-01-04
Publication date: 2018-05-04
Anticipated expiration: 2038-01-04
Also published as: CN107989490B

Abstract

The invention discloses a kind of Double-lock-core Electric cabinet lock; it is related to field of lockset; there was only one layer of mechanical lock as protection for the prior art; the technical problem easily pried open; the protection of main latch fitting is used as by the use of handle and handle groove; protection of the main latch fitting as cabinet door is recycled, can not only play the role of protecting main lock accurate under handle, multilayer proofing effect is also played to electrical cabinet；As a result of handle latch fitting corresponding with the structure of electronic lock cylinder in main latch fitting, the left and right of multiple electric cabinet door handles only can be opened with a key, so as to save the cost of key and avoid carrying around the inconvenience of more keys；Handle latch fitting uses simple clamping rings, rotating ring and positioning pin, dexterously controls locking and unlock of the lock tongue to handle, parts and cost of labor is greatly saved.

Description

A kind of Double-lock-core Electric cabinet lock

Technical field

The present invention relates to field of lockset, more particularly to a kind of Double-lock-core Electric cabinet lock.

Background technology

It is special as China's expanding economy, the extensive use of electric power, electronic product, the use of electrical cabinet are more and more common It is not especially common in traffic, communication, power domain, electrical cabinet.In order to ensure parts in electrical cabinet, electric components Safety, electrical cabinet are common modes plus lock, and common Electric cabinet lock mainly has two kinds of locks on the market at present, one kind be without Key, be typically to have a button switch, and one by can unlock；Another kind is with Simple mechanical lock core, by supporting Key can open.The electrical cabinet of current outdoor installation uses the latter more, but because it only has easy mechanical lock, can only There is one layer of protection, it is easy to pried open.

The content of the invention

The present invention provides a kind of Double-lock-core Electric cabinet lock, there was only one layer of mechanical lock as anti-to solve the prior art Shield, the technical problem easily pried open.

To solve the above problems, the present invention adopts the following technical scheme that realization：

A kind of Double-lock-core Electric cabinet lock, including pedestal, handle, handle latch fitting, the pedestal offer handle groove, handle and pedestal It is movable connection and handle can be contained in the handle groove, handle latch fitting is arranged on one end of pedestal, passes through handle latch fitting The handle can be locked and be unlocked operation, it is characterised in that：

Main latch fitting is provided below in the pedestal, and the main latch fitting is corresponding with the handle groove；

The main latch fitting includes main lock pin, main lock lock tube, main lock lock bolt and main lock shaft, and the main lock lock tube is tubular knot Structure, main lock are provided with main lock pin in lock tube, main lock pin one end is connected with main lock shaft, main lock shaft and main lock lock bolt company Connect.

Preferably, the handle latch fitting includes handle lock housing, clamping rings, rotating ring, lock tongue, positioning pin and bottom Plate, the handle lock housing are fixed on below pedestal one end and handle lockhole, handle lock housing and hand are offered at corresponding pedestal Handle lockhole corresponding position offers annular groove, and the annular groove can accommodate the clamping rings and rotating ring, the handle lock Shell is further opened with lock tongue slot, to accommodate lock tongue；

The annular groove is Column groove, which is more than the diameter of handle lockhole；

The clamping rings is fixed at the top of annular groove, and the rotating ring is movably disposed in below clamping rings；

The rotating ring is a cylindrical structure, which offers keyhole, the cylindrical structure Lower end offers half slot；

Lock tongue is slidably provided with below the rotating ring, the lock tongue includes sliding block, and sliding block one end is provided with block, sliding block The other end is provided with " L " shape latch hook, and sliding block is provided with fixed cotter way, and block offers threaded hole, screw is provided with threaded hole, Screw one end is fixed with compression spring；The lock tongue is arranged in lock tongue slot, and the latch hook of lock tongue stretches out lock tongue slot can simultaneously connect with handle Touch, locking or the function of unclamping can realize handle by lock tongue；

The bottom plate offers pin hole, which is provided with positioning pin, and positioning pin passes through the fixation cotter way and rotating ring of lock tongue Connection；

The bottom plate is fixedly connected by flat head screw with handle lock housing.

Further, the clamping rings is fixed by a hexagon socket head cap screw with handle lock housing, and clamping rings is radially set There is the first key pin；

The rotating ring radially also offers the second key pin, the half slot and the gear of lock tongue that rotating ring lower end opens up Block is corresponding.

Further, first key pin and the second key pin are the small Step Shaft knot in the big one end in one end Structure, the first key pin and the corresponding hole of the second key pin are also step pore structure.

Preferably, main lock lockhole is further opened with the corresponding pedestal of the main latch fitting, which is used to be inserted into main lock Key；

Main latch fitting pedestal is fixed on by main lock fixed screw in the following, and main lock pin in main latch fitting with main to lock lockhole opposite Should.

Preferably, described handle one end is provided with handle locking groove, and the handle other end is provided with rotation pin hole, the rotational pin Hole is hinged by rotational pin and handle fixing base, and torsional spring is also equipped with the rotational pin, and one end of torsional spring withstands on handle bottom surface, The other end of torsional spring is withstood on handle fixing base, and handle fixing base is fixed in handle base groove by handle fixed pin.

Preferably, the bottom surface of the handle is further opened with dust-proof cushion film trap, and dust-proof cushion is pasted with the dust-proof cushion film trap Piece；

The handle base groove is to be fixed on base bottom surface and cylinder hollow-core construction corresponding with handle lock shell phase, the cylinder Hollow-core construction radially offers the mounting hole for wearing handle fixed pin.

Preferably, the main lock pin uses electronic type lock core.

Preferably, the block is movably disposed in the half slot.

Preferably, the first key pin and the second key pin are located at same straight line in the state of from external force On, the central shaft of this straight line and annular groove is parallel to each other.

The present invention recycles protection of the main latch fitting as cabinet door, no by the use of handle and handle groove as the protection of main latch fitting It can only play the role of protecting main lock accurate under handle, multilayer proofing effect is also played to electrical cabinet；As a result of with The corresponding handle latch fitting of the structure of electronic lock cylinder in main latch fitting, only can open multiple electrical cabinet door knobs with a key The left and right of hand, so as to save the cost of key and avoid carrying around the inconvenience of more keys；Handle latch fitting is using simple Clamping rings, rotating ring and positioning pin, dexterously control locking and unlock of the lock tongue to handle, parts are greatly saved And cost of labor.

Brief description of the drawings

Fig. 1 is embodiment general structure schematic diagram provided by the invention；

Fig. 2 is the structure diagram of main latch fitting in embodiment provided by the invention；

Fig. 3 is the structure diagram at main another visual angle of latch fitting in embodiment provided by the invention；

Fig. 4 is the embodiment general structure schematic diagram at another visual angle provided by the invention；

Fig. 5 is embodiment configuration schematic diagram provided by the invention；

Fig. 6 is the phantom after embodiment assembling provided by the invention；

Fig. 7 is Key structure schematic diagram provided by the invention；

In figure：

1：Pedestal；1-1：Handle groove；1-2：Handle lockhole；1-3：Main lock lockhole；1-4：Lock tongue slot；1-5：Annular groove；

2：Handle；2-1：Handle locking groove；2-2：Dust-proof cushion film trap；2-3：Rotate pin hole；2-4：Rotational pin；2-5：Torsional spring；2- 6：Handle fixing base；2-7：Handle fixed pin；2-8：Dustproof gasket；2-9：Handle base groove；

3：Handle latch fitting；3-1：Handle lock housing；3-2：Clamping rings；3-3：Rotating ring；3-4：Lock tongue；3-5：Screw；3-6： Compression spring；3-7：Positioning pin；3-8：Bottom plate；3-9：Flat head screw；3-10：Hexagon socket head cap screw；3-11：First key pin；3- 12：Second key pin；

4：Main latch fitting；4-1：Main lock pin；4-2：Main lock lock tube；4-3：Main lock lock bolt；4-4：Main lock shaft；4-5：Main lock is fixed Screw

5：Packing ring；

6：Key；60：Key body；61：Key bar；62：Rotational positioning groove；63：Guide groove.

Embodiment

To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing in the embodiment of the present invention 1 ~ 7, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention Part of the embodiment, instead of all the embodiments.The embodiment of the present invention being usually described and illustrated herein in the accompanying drawings The scope for being not intended to limit claimed invention is described in detail, but is merely representative of the selected embodiment of the present invention.Base Embodiment in the present invention, those of ordinary skill in the art obtained without making creative work it is all its His embodiment, belongs to the scope of protection of the invention.

Embodiment one

As shown in Figure 1, a kind of Double-lock-core Electric cabinet lock, including pedestal 1, handle 2, handle latch fitting 3, pedestal 1 offer hand above Handle groove 1-1, handle 2 is connected with pedestal 1 using hinge format and handle 2 can be accommodated in handle groove 1-1, and handle latch fitting 3 is solid One end of pedestal 1 is scheduled on, operation handle 2 can be locked and be unlocked by handle latch fitting 3；The corresponding bases of handle groove 1-1 Seat 1 has been fixed with main latch fitting 4 using main lock fixed screw 4-5 below；

As shown in Figures 2 and 3, main latch fitting 4 includes main lock pin 4-1, main lock lock tube 4-2, main lock lock bolt 4-3 and main lock shaft 4-4, main lock lock tube 4-2 is tubular structure and can accommodate main lock pin 4-1 and be fixed on pedestal 1, main lock pin 4-1 The common mechanical lock in market or electrical type lock core can be selected, the preferred Application No. 200710165666.2 of the present embodiment Lock core disclosed in " a kind of electronic lock cylinder with arrangement of clutch and the electronic lock containing the electronic lock cylinder "；The main lock pin 4-1 one end It is connected with main lock shaft 4-4, main lock shaft 4-4 is used with main lock lock bolt 4-3 and is threadedly coupled, due to the technologic material pair of the lock core The patent document answered discloses, and is no longer discussed in detail herein.This kind of Double-lock-core Electric cabinet lock feature is：Whole cabinet lock is being opened Handle 2 must be first turned on when opening, then could open main latch fitting 4, main latch fitting 4 is protected using handle groove 1-1 and handle 2 Shield.Main latch fitting 4 can be that contact unlatching can also be contactless unlatching, for example be opened with RFID, not limit herein, Therefore it can be deduced that as long as the lockset for meeting similar structures and function belongs to the design thinking category.

Embodiment two

In order to, with regard to energy opening handle latch fitting 3 and main latch fitting 4, reach convenient and efficient only with a key and need not wear more The purpose of kind key, on the basis of embodiment one, handle latch fitting 3 is improved.

A kind of Double-lock-core Electric cabinet lock, on the basis of embodiment one, refer to Fig. 1, Fig. 4 ~ 6, handle latch fitting 3 includes hand Handle lock housing 3-1, clamping rings 3-2, rotating ring 3-3, lock tongue 3-4, positioning pin 3-7 and bottom plate 3-8, handle lock housing 3-1 consolidate It is scheduled on below 1 one end of pedestal and handle lockhole 1-2 is offered at corresponding pedestal 1, is stretched into convenient key, in general, handle Lock housing 3-1 is made with pedestal 1 of integral molding techniques, and handle lock housing 3-1 offers annular groove with handle lockhole 1-2 corresponding positions 1-5, annular groove 1-5 are Column groove, which is less than the diameter of handle lockhole 1-2, and annular groove 1-5 can accommodate solid Determine annulus 3-2 and rotating ring 3-3, lock tongue slot 1-4 is further opened with handle lock housing 3-1, to accommodate lock tongue 3-4；

Clamping rings 3-2 and rotating ring 3-3 is placed in annular groove 1-5 and three axle center overlaps, and clamping rings 3-2 leads to Cross that a hexagon socket head cap screw 3-10 and handle lock housing 3-1 are fixed and clamping rings 3-2 is located at the top of annular groove 1-5, clamping rings 3-2 is radially provided with the first key pin 3-11, first key pin 3- of the small step axle construction in the big one end in one end Some stretches out the endoporus of clamping rings 3-2 to 11 small ends, to the importing angle of normal key, it is ensured that only two positioning Pin could extract key when on same straight line；

Rotating ring 3-3 is rotatably arranged in below clamping rings 3-2 and can rotate freely, and rotating ring 3-3 is one Cylindrical structure, the cylindrical structure center offer keyhole, which offers half slot, rotation Annulus 3-3 is radially also equipped with the second key pin 3-12 of the small step axle construction in the big one end in one end, which determines Some stretches into keyhole to position pin 3-12 small ends, and the half slot that rotating ring 3-3 lower ends open up is opposite with the block of lock tongue 3-4 Should：A part for block is movably disposed in half slot；

Lock tongue 3-4 is slidably placed with below rotating ring 3-3, lock tongue 3-4 includes sliding block, and sliding block one end is provided with block, cunning The block other end is provided with " L " shape latch hook, the fixation cotter way of strip is offered on sliding block, block side offers threaded hole, spiral shell Screw 3-5 is fixed with pit, screw 3-5 one end is fixed with compression spring 3-6, and compression spring 3-6 one end withstands on handle lock housing 3-1 inner walls On；

Lock tongue 3-4 is arranged in lock tongue slot 1-4, and the latch hook of lock tongue 3-4 stretches out lock tongue slot 1-4 and part is stretched into handle groove 1-1, The locking realized to handle 2 can be contacted with the handle locking groove 2-1 of handle 2；

Bottom plate 3-8 offers pin hole, which is provided with positioning pin 3-7, positioning pin 3-7 through lock tongue 3-4 fixation cotter way with Rotating ring 3-3 connections, lock tongue 3-4 can be realized by the cooperation of the fixation cotter way of strip on positioning pin 3-7 and lock tongue 3-4 Horizontally slip guiding and it is spacing；

Bottom plate 3-8 is fixedly connected by flat head screw 3-9 with handle lock housing 3-1.

In above-mentioned, the clamping rings 3-2 and rotation of the first key pin 3-11 and the second key pin 3-12 installations Also correspondence offers step pore structure to annulus 3-3, and the diameter of bore of the stepped hole is smaller than outer bore dia, its effect is only to allow Corresponding positioning pin can only be put inward from outside, be dropped out to prevent positioning pin from keyhole, in the case where being acted on from external force, above-mentioned two Stepped hole is on the same line and the straight line is parallel with its axis；

In main latch fitting 4 using in the case of contact opening ways, main lock lockhole is further opened with the corresponding pedestal 1 of main latch fitting 4 1-3, the main lock lockhole 1-3 are used to be inserted into main lock key；

Main latch fitting 4 is fixed on pedestal 1 in the following, and the main lock pin 4-1 in main latch fitting 4 and main lock by main lock fixed screw 4-5 Lockhole 1-3 is corresponding；

2 one end of handle offers handle locking groove 2-1, and 2 other end of handle, which is provided with, rotates pin hole 2-3, and rotation pin hole 2-3 leads to Cross rotational pin 2-4 and handle fixing base 2-6 to be hinged, torsional spring 2-5 is also equipped with rotational pin 2-4, one end of torsional spring withstands on handle 2 Bottom surface, the other end of torsional spring are withstood on handle fixing base 2-6, and handle fixing base 2-6 is fixed on handle by handle fixed pin 2-7 In bottom tub 2-9, whole combination can realize that handle 2 is rotated upwardly and downwardly along handle groove 1-1 one end；In addition, in order to protect main lock The lock core of part 4, the bottom surface corresponding with main lock pin 4-1 of handle 2 are further opened with dust-proof cushion film trap 2-2, are glued in dust-proof cushion film trap 2-2 Post dustproof gasket 2-8；Handle base groove 2-9 is to be fixed on 1 bottom surface of pedestal and cylinder corresponding with handle lock housing 3-1 sky Core structure, the cylinder hollow-core construction radially offer the mounting hole for wearing handle fixed pin 2-7.

During unlocking, key 6 is inserted into handle lockhole 1-2 first, refer to Fig. 7 and Fig. 6, key 6 includes key body 60,60 side of key body is provided with cylindrical key bar 61, and key bar one end offers guide groove 63,63 one end of guide groove and rotation Locating slot 62 connects, and rotational positioning groove 62 is opened up along key bar circumferencial direction；The key bar 61 of key 6 enters clamping rings 3- When 2, it is necessary to the guide groove 63 of key 6 is directed at the small end that the first key pin 3-11 extend into endoporus, key bar 61 could be suitable Profit enters clamping rings 3-2, and rotating ring 3-3, and at this time, the small end that the second key pin 3-12 stretches into keyhole is also clipped in In guide groove 63；It can be rotated after key is fully-inserted, during rotation, guide groove 63 drives the second key pin 3-12 to stretch into The small end rotation of keyhole, since the second key pin 3-12 is installed on rotating ring 3-3, also drives rotating ring 3-3 rotates, since rotating ring 3-3 lower ends offer half slot and the half slot is corresponding with the block of lock tongue 3-4, Rotatory force when being rotated using half slot drives lock tongue 3-4 to move along a straight line, the lock of lock tongue 3-4 when lock tongue 3-4 is slided to the right Hook departs from handle locking groove 2-1, and handle 2 is upspring under the action of torsional spring 2-5, completes the unlock work of handle 2；Complete handle 2 Unlock work after, key is become a full member so that guide groove 63 is corresponding with the first key pin 3-11, then extracts key, when guide groove 63 Not with the first key pin 3-11 to it is corresponding when the first key pin 3-11 stuck due to rotational positioning groove 62, can not Key 6 is extracted, key can be unlocked main latch fitting 4 after extracting, because the present embodiment is preferentially using Application No. Lock core disclosed in 200710165666.2 " a kind of electronic lock cylinder with arrangement of clutch and the electronic lock containing the electronic lock cylinder ", its The corresponding patent document of unlocking manner is recorded in detail, is not detailed herein.

Claims

1. a kind of Double-lock-core Electric cabinet lock, including pedestal（1）, handle（2）, handle latch fitting（3）, the pedestal（1）Offer hand Handle groove（1-1）, handle（2）With pedestal（1）Movable connection and handle（2）The handle groove can be contained in（1-1）It is interior, handle Latch fitting（3）It is arranged on pedestal（1）One end, pass through handle latch fitting（3）Can be to the handle（2）Locked and unlocked behaviour Make, it is characterised in that：

The pedestal（1）Main latch fitting is provided below（4）, the main latch fitting（4）With the handle groove（1-1）It is corresponding；

The main latch fitting（4）Including main lock pin（4-1）, main lock lock tube（4-2）, main lock lock bolt（4-3）And main lock shaft（4- 4）, the main lock lock tube（4-2）For tubular structure, main lock lock tube（4-2）Inside it is provided with main lock pin（4-1）, main lock pin（4- 1）One end and main lock shaft（4-4）Connection, main lock shaft（4-4）With main lock lock bolt（4-3）Connection.

2. Double-lock-core Electric cabinet lock according to claim 1, it is characterised in that：

The handle latch fitting（3）Including handle lock housing（3-1）, clamping rings（3-2）, rotating ring（3-3）, lock tongue（3-4）, it is fixed Position pin（3-7）And bottom plate（3-8）, the handle lock housing（3-1）It is fixed on pedestal（1）Below one end and corresponding pedestal （1）Place offers handle lockhole（1-2）, handle lock housing（3-1）With handle lockhole（1-2）Corresponding position offers annular groove（1-5）, The annular groove（1-5）The clamping rings can be accommodated（3-2）And rotating ring（3-3）, the handle lock housing（3-1）Also open Equipped with lock tongue slot（1-4）, to accommodate lock tongue（3-4）；

The annular groove（1-5）For Column groove, which is more than handle lockhole（1-2）Diameter；

The clamping rings（3-2）It is fixed on annular groove（1-5）Top, the rotating ring（3-3）It is movably disposed in solid Determine annulus（3-2）Below；

The rotating ring（3-3）For a cylindrical structure, which offers keyhole, the cylinder Structure lower end offers half slot；

The rotating ring（3-3）Lock tongue is slidably provided with below（3-4）, the lock tongue（3-4）Including sliding block, sliding block one end Be provided with block, the sliding block other end is provided with " L " shape latch hook, sliding block is provided with fixed cotter way, and block offers threaded hole, screw thread Screw is provided with hole（3-5）, screw（3-5）One end is fixed with compression spring（3-6）；The lock tongue（3-4）It is arranged on lock tongue slot（1- 4）It is interior, lock tongue（3-4）Latch hook stretch out lock tongue slot（1-4）And can be with handle（2）Contact, passes through lock tongue（3-4）Being capable of opponent Handle（2）Realize locking or the function of unclamping；

The bottom plate（3-8）Pin hole is offered, which is provided with positioning pin（3-7）, positioning pin（3-7）Through lock tongue（3-4） Fixation cotter way and rotating ring（3-3）Connection；

The bottom plate（3-8）Pass through flat head screw（3-9）With handle lock housing（3-1）It is fixedly connected.

3. Double-lock-core Electric cabinet lock according to claim 2, it is characterised in that：

The clamping rings（3-2）Pass through a hexagon socket head cap screw（3-10）With handle lock housing（3-1）It is fixed, clamping rings（3- 2）Radially it is provided with the first key pin（3-11）；

The rotating ring（3-3）Radially also offer the second key pin（3-12）, rotating ring（3-3）What lower end opened up Half slot and lock tongue（3-4）Block it is corresponding.

4. Double-lock-core Electric cabinet lock according to claim 3, it is characterised in that：

First key pin（3-11）With the second key pin（3-12）It is the small Step Shaft knot in the big one end in one end Structure, the first key pin（3-11）With the second key pin（3-12）Corresponding hole is also step pore structure.

5. Double-lock-core Electric cabinet lock according to claim 1, it is characterised in that：

The main latch fitting（4）Corresponding pedestal（1）Place is further opened with main lock lockhole（1-3）, the main lock lockhole（1-3）For being inserted into Main lock key；

Main latch fitting（4）Pass through main lock fixed screw（4-5）It is fixed on pedestal（1）In the following, and main latch fitting（4）Interior main lock pin （4-1）With main lock lockhole（1-3）It is corresponding.

6. Double-lock-core Electric cabinet lock according to claim 1, it is characterised in that：

The handle（2）One end is provided with handle locking groove（2-1）, handle（2）The other end is provided with rotation pin hole（2-3）, should Rotate pin hole（2-3）Pass through rotational pin（2-4）With handle fixing base（2-6）It is hinged, the rotational pin（2-4）On be also equipped with torsion Spring（2-5）, one end of torsional spring withstands on handle（2）Bottom surface, the other end of torsional spring withstand on handle fixing base（2-6）On, handle is fixed Seat（2-6）Pass through handle fixed pin（2-7）It is fixed on handle base groove（2-9）It is interior.

7. Double-lock-core Electric cabinet lock according to claim 1, it is characterised in that：

The handle（2）Bottom surface be further opened with dust-proof cushion film trap（2-2）, the dust-proof cushion film trap（2-2）Inside it is pasted with dust-proof Gasket（2-8）；

The handle base groove（2-9）To be fixed on pedestal（1）Bottom surface and with handle lock housing（3-1）Corresponding cylinder is hollow Structure, the cylinder hollow-core construction are radially offered for wearing handle fixed pin（2-7）Mounting hole.

8. Double-lock-core Electric cabinet lock according to claim 1, it is characterised in that：

The main lock pin（4-1）Using electronic type lock core.

9. Double-lock-core Electric cabinet lock according to claim 2, it is characterised in that：

The block is movably disposed in the half slot.

10. Double-lock-core Electric cabinet lock according to claim 3, it is characterised in that：

The first key pin in the state of from external force（3-11）With the second key pin（3-12）It is straight positioned at same On line, this straight line and annular groove（1-5）Central shaft be parallel to each other.