CN2415096Y

CN2415096Y - Cylinder hole shield structure of lock

Info

Publication number: CN2415096Y
Application number: CN 00207465
Authority: CN
Inventors: 苏良进
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-03-30
Filing date: 2000-03-30
Publication date: 2001-01-17
Anticipated expiration: 2010-03-30

Abstract

The utility model discloses a cylinder hole shield structure of a lock, comprising a lock base, a buttress block, a lantern ring, a magnetic pin column, a spring, etc., and the cylinder hole shield structure of a lock is matched with a key, wherein the key is provided with a lock-opening part with a magnetic body in the lock-opening part, and the surface of the cylinder installed in the lock base is provided with the cylinder hole and a plurality of pin holes which can contain the spring and the magnetic pin column. The buttress block opposite to the cylinder hole is provided with perforations, and the buttress block is concavely provided with a plurality of jogged holes, which makes the buttress block butt on the cylinder end via the annular lantern ring. The cylinder end face is convexly extended with the magnetic pin column, and the jogged holes of the buttress block are positioned by the extending and the butting of the pin column, which makes the perforations of the buttress block and the cylinder holes stagger to form the cylinder hole shield structure with simple members and shielding efficiency.

Description

The lock core hole masking structure of lockset

The utility model relates to a kind of lockset, refers to a kind of lock core hole masking structure of lockset especially.

Cause opening and closing difficulty for avoiding foreign matter to enter core, just the lock core hole masking device that a kind of lockset occurs, it mainly is to offer some irregular appearances hole at the lock core hole front end face, to be installed with some magnetic pins, and sheet is covered in cooperation, catch and block group are located at the core leading section, this catch periphery is to offer rabbet, and pushed against by spring, and keep elastic force upwards all the time, make the block face be provided with perforation and hollow hole, and be provided with the plurality of magnetic gonosome in key end, when the normality locking, this catch be fastened by pin and can't on move, keep all the time and cover lock core hole, the perforation of block is formed cover shape, the hollow hole of block is covered sheet to be replaced and forms closed; Opening when pulling, showing consideration for the sheet that covers that supports in the hollow hole, making pin contract and move the rabbet of recessing catch because of the magnetic with key repels each other with the magnetic of key, this catch be subjected to spring thrust and on move, lock core hole is exposed, confession is key operated.

Said structure, be to repel each other and recess catch by on the key magnetic and pin, make catch separate to pull and be subjected to spring to pass the slide down shift-in and reach to the effect of covering lock core hole, though excellent covering property is arranged, but the employed member of this device is comparatively various, has increased manufacturing cost and assembling formality relatively.

The purpose of this utility model provides a kind of lock core hole masking structure of lockset, and it not only makes lockset effectively cover lock core hole when lock is pulled, and enter to prevent dust or foreign matter, and the member that uses is less, reduces manufacturing cost and assembling formality.

For achieving the above object, solution of the present utility model is: the lock core hole masking structure of lockset, mainly comprise members such as lock, block, magnetic pin, spring and sheath body, and plan a key that is used, sheath body is the interior empty capsid of members such as an overlap lock and block, magnetic pin, spring, wherein, establishes core in the lock, the core end face is provided with lock core hole, and offers the pin-and-hole of the irregular setting that is installed with little spring and magnetic pin on the whole relatively; Block is complied with the lock core hole of core and is offered perforation, and on the block face relative pin-and-hole and be arranged with embedded hole; The portion that undoes the lock of key tool magnetic in shank is provided with, the magnetic magnetic of this portion inside that undoes the lock is identical with the magnetic pin magnetic of core; Block is located at the core front end and covers the location by sheath body.

The lock core hole masking structure of above-mentioned lockset, wherein this block can cooperate a circumferential collar to be set in the core leading section.

The lock core hole masking structure of above-mentioned lockset, the guiding ditch of tool block in wherein this core side periphery is arranged with, moulding retaining wall jaggy on the block face.

After adopting such scheme, because this core end face protrudes out the magnetic pin that is subjected to the spring pushing and pressing, so the embedded hole of block be subjected to this magnetic pin wear to and locate, make perforation and lock core hole mistake on the block cover from formation, when baffle pastes in the portion of undoing the lock of key, this magnetic pin because of with the portion of undoing the lock in magnetic magnetic force repel each other, make the magnetic pin no longer inlay card at the embedded hole of block, make the block can free turn, make its perforation overlap and open with lock core hole; The member of this utility model use is less relatively simultaneously, so reduced manufacturing cost and assembling formality.

Below in conjunction with drawings and Examples, the utility model is further described.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the combination lock of the present utility model schematic diagram () of pulling;

Fig. 3 is the combination lock of the present utility model schematic diagram (two) of pulling;

Fig. 4 is the view of pulling () of separating of the present utility model;

Fig. 5 is the view of pulling (two) of separating of the present utility model.

As shown in Figure 1, the utility model mainly is to be established for 24 groups by lock 1, block 3, the collar 4, spring 23 and magnetic pin to form, and establishes a key that can be used 6, wherein:

Core 2 axially is set in the lock 1, these core 2 end face central authorities are provided with a lock core hole 21, and wear some pin-and-holes 22 of not planning Boulez on the whole relatively, to be installed with little spring 23 and magnetic pin 24, be arranged with guiding ditch 25, the locating hole 26 that these guiding ditch 25 edge convex with block 251 and stretch through for alignment pin pearl 5 at core 2 side peripheries;

Block 3 is for complying with the free-standing lamellar body of core 2 moulding, and offer the perforation 31 of complying with lock core hole 21 shape sizes in end face central authorities, the one end periphery is convexly equipped with the retaining wall 32 of a tool breach 321, on retaining wall 32, be separated by suitable angle and offer two grooves 33,33 ', and be arranged with some embedded holes 34 on 3 of blocks, the another side of block 3 is concaved with an erose concave surface 35;

The collar 4 is for complying with the ring body of core 2 moulding, and the front end ring forming supports ring 41, and this collar 4 also can be convexly equipped with some button walls week at the back ring, hook knot that can be more firm (in present embodiment, be enumerate straight ring body be example) on core 2;

The portion that undoes the lock 61 of key 6 tool magnetic 611 in shank is provided with, concave surface 35 shapes of these portion's 61 corresponding blocks 3 that undo the lock and moulding, and the magnetic of the inner magnetic 611 of order is identical with magnetic pin 24 magnetic of above-mentioned core 2;

Sheath body 7 is the housing that a relative lock 1 covers, with overlap lock 1 and inner structural member thereof;

When group is established, as Fig. 2, shown in Figure 3, for normality is locked the kenel of pulling, mainly be to make block 3 straight lids be against core 2 front ends, block 251 in this guiding ditch 25 holds to be stretched in the breach 321 of block 3,5 on alignment pin pearl can stretch in the one chase 33 that is against on the block 3 and form positioning states, the collar 4 relative cores 2 and block 3 are sheathed, make block 3 and interior members such as magnetic pin 24 thereof supported by the collar 4 and fix on core 2 leading sections, be beneficial to follow-up assembling operation (in fact, even there is not the setting of this collar 4, also can substitute and implement, fix on core 2 front ends and block 3 supported by magnetic shell described later 7), sheath body 7 relative lock 1 fits conceal with overlap puts above-mentioned member, form a complete lockset, at this moment because these core 2 end faces protrude out the magnetic pin 24 that is subjected to spring 23 pushing and pressing, so the embedded hole 34 of block 3 be subjected to this pin 24 wear to and locate, perforation 31 on the block 3 and lock core hole 21 mistakes cause the effect of covering lock core hole 21 from about 90 degree and reach.

Unblanking to separate when pulling, as Fig. 4, shown in 5, mainly be to make concave surface 35 subsides of the portion that the undoes the lock 61 relative blocks 3 of key 6 support, magnetic 611 magnetic because this undoes the lock in portion 61 are with to stretch magnetic pin 24 magnetic of putting at core 2 identical, when the portion's of undoing the lock 61 subsides are against concave surface 35, originally stretch the result that the magnetic pin 24 in the embedded hole 34 that is against block 3 repels each other because of magnetic force, and make the embedded hole 34 that contracts in the magnetic pin 24 and in pin-and-hole 22, no longer be against block 3, block 3 is able to freely revolve and moves (as shown in Figure 4), in this simultaneously, the portion that undoes the lock 61 and the concave surface 35 of this key 6 are fitted fully, so can promote block 3 simultaneously, making the block 251 of breach 321 relative core 2 peripheries of its periphery revolve moves, support the one edge that fixes on retaining wall 32 by block 251,, and stretch once again by alignment pin pearl 5 and to make block 3 locate once again in another chase 33 ' that is against block 3 with the turn stroke of limit stop 3, and the perforation 31 on the block 3 overlaps with lock core hole 21 formation, stretches through to separate for key 6 and pulls.

Claims

1, the lock core hole masking structure of lockset, mainly comprise members such as lock, block, magnetic pin, spring and sheath body, and plan a key that is used, wherein, sheath body is the interior empty capsid of members such as an overlap lock and block, magnetic pin, spring, it is characterized in that: establish core in the lock, the core end face is provided with lock core hole, and offers the pin-and-hole of the irregular setting that is installed with little spring and magnetic pin on the whole relatively; Block is complied with the lock core hole of core and is offered perforation, and on the block face relative pin-and-hole and be arranged with embedded hole; The portion that undoes the lock of key tool magnetic in shank is provided with, the magnetic magnetic of this portion inside that undoes the lock is identical with the magnetic pin magnetic of core; Block is located at the core front end and covers the location by sheath body.

2, the lock core hole masking structure of lockset as claimed in claim 1 is characterized in that: this block can cooperate a circumferential collar to be set in the core leading section.

3, the lock core hole masking structure of lockset as claimed in claim 1 is characterized in that: the guiding ditch of tool block in this core side periphery is arranged with, moulding retaining wall jaggy on the block face.