CN2048497U - Combined cipher lock and latch device - Google Patents

Abstract

The utility model discloses a combined cipher lock and latch device, comprising a sliding shaft, a sleeve, a number disc, a lock pin, a combined dial block for the opening and closing of the lock and the number-dialing, springs for a compression sliding shaft and a shaft sleeve, a face plate, a pad for number-inspecting, a back cover and a lock hasp. When the number disc is rotated to the set number, the sliding shaft can be moved as long as moving the dialing block, then the lock pin and the lock hasp are separated to open the lock. When resetting the combination number, users just need to rotate the dialing block to 90 DEG when opening the lock, make the dialing block move to the proper position along the opposite direction, and set the required number. When the combination number is forgotten, disconnect the lock hasp and move the pad for a short distance until the rotating number disc is clamped.

Description

Combined cipher lock and latch device

The utility model relates to general locking device usefulness, particularly is used for the combinations of numbers lock and the locking devicen of keister.

Of the present utility modelly unblank or reset combinations of numbers, all use same shifting block, therefore at the back side of lock the tone mark device is not set in addition, for using the leather trunk producer of this lock, thereby just needn't in leather trunk, reserve tone mark with the difficulty in the minimizing manufacturing of hole.

In addition, the utility model device is for the processing of forgetting number, by moving the protuberance that stretches out bottom side Upper gasket at sliding axle, can check out the number of forgetting, and present this commercially available similar structure, tie up on the bottom bottom surface and have window, the number of forgetting by window inspection, yet in the time of in combination lock is loaded onto case, this window has hindered sight line in the chest inboard just, therefore is difficult to detect by an unaided eye, again because window is to check by vision, so very difficult judgement, therefore, the utility model proposes at the problems referred to above that exist in existing this type of device and designs.

For ease of narration the utility model combinations of numbers lock, existing at first to the concise and to the point narration of the utility model accompanying drawing do.

Fig. 1 is the vertical view of the utility model combinations of numbers lock.

Fig. 2 is a front view of the present utility model.

Fig. 3 is the vertical view of panel.

Fig. 4 is the sectional view along Fig. 1 1-1 line.

Fig. 5 is the sectional view along Fig. 4 2-2 line.

Fig. 6 is the sectional view along Fig. 4 3-3 line.

Fig. 7 is the sectional view of unlocking condition lower edge Fig. 1 1-1 line.

Fig. 8 is the sectional view along 4-4 line on Fig. 7.

Fig. 9 is the sectional view along 5-5 line on Fig. 7.

Figure 10 is the ad hoc sectional view of deciding Fig. 1 cross section, combinations of numbers state lower edge 1-1 line.。

Figure 11 is the sectional view along Figure 10 6-6 line.

Figure 12 is the sectional view along Figure 10 7-7 line.

Figure 13, Figure 14 is the part drawing of combination shifting block, wherein, Figure 13 represents shifting block, Figure 13-1 is the elevation of shifting block, and Figure 13-2 is the left view of shifting block, and Figure 14 represents driver plate, Figure 14-1 is the driver plate vertical view, and Figure 14-2 is the driver plate elevation, and Figure 14-3 is the driver plate left view.

Figure 15 is the key diagram to the utility model lock pin and sliding axle assembling.

Figure 15-1 is the lock pin vertical view, and Figure 15-2 is the lock pin front view, and Figure 15-3 is the lock pin left view, and Figure 15-4 is the sliding axle front view, and Figure 15-5 is the movable axis left view.

Figure 16 is the utility model axle sleeve structure figure, and Figure 16-1 is the axle sleeve front view, and Figure 16-2 is the axle sleeve left view.

Figure 17,18 is the shaft side figure of the utility model sliding axle and pad.

Followingly the utility model embodiment is explained with reference to accompanying drawing.

Fig. 1, Fig. 2 are that expression combinations of numbers lock of the present utility model A cooperates general lock commonly used to take the combinations of numbers lock that B forms.This combinations of numbers lock A comprises that a panel C(sees Fig. 3), sliding axle D(sees Fig. 4,7,10,6,9,12), the back of the body covers E(sees Fig. 2), elastic mechanism F and K(see Fig. 4,7,10), toggle mechanism or title combination shifting block (seeing Fig. 4,13,14), lock pin H(sees Fig. 4,15), axle sleeve L(sees Fig. 4,7,10,16), and check and forget number pad M(Figure 18).

Consult Fig. 2, can see sliding axle sponson D from its right edge, sponson has a groove, checks that number promptly is to be fixed on the straight slot of sliding axle with pad, and is stopped in groove.

Consult Fig. 3, groove 38 is arranged on the panel, it is used to lock being pressed into and ejecting of taking, and other has two breach 19 to use for lid assembling behind.Groove 40 stretches out outside the face for making figure disc, is convenient to observe and rotate and use.Groove M is made up of two straight troughs 21,20 and arc groove 18, shifting block 34 is that groove M packs into and fixes it thus, its locked position of coupler 20, during if need unblank, with shifting block along 20 toward moving right, if when desiring to reset combinations of numbers, shifting block moved to right and make it be adjacent to circular arc 18 and rotate 90 °, shifting block can pull to 21 positions along 20 by the effect of spring F, a left side pushes away and makes the location slightly again, just rotatable figure disc resets combinations of numbers, after setting finishes, makes shifting block return to original position according to reverse order and gets final product.

Consult Fig. 4, by finding out inner detailed construction of the present utility model among the figure, the right side is respectively lock pin H by a left side, utilizes as the geometrical principle of Figure 15 sliding axle of packing into, changes 90 ° again and can locate.Spring F is used to compress axle sleeve L, make axle sleeve be adjacent to figure disc (making an exception during tone mark) at any time, in case getting loose therebetween, cause figure disc idle running and cause random number, in addition, when shifting block moved to right, externally applied forces drove sliding axle D via driver plate 35, when sliding axle moves to right, lock pin H is compressible spring F, therefore when shifting block one pine, can be because of elastic reaction, and be pulled original position.Sliding axle D, be shaped on a straight trough 23 on the sliding axle, as shown in phantom in FIG., the axle 28 of three same widths, there is a convex shoulder 33 on the right side of sliding axle, and its diameter is greater than the axle external diameter, two opposites of the axle on convex shoulder right side, be cut into the plane,, sliding axle only can be slided and can not rotate so that cooperate packing into of bottom.There is another axle journal in the left side of convex shoulder, its diameter is slightly less than the aperture 47 of being opened on driver plate 35, in addition the sliding axle two ends are shaped on the identical groove 39 of width and groove 23, the left side of axle has two dogs to limit the outer end that lock pin skids off axle behind the sliding axle so that lock pin is packed into, the right side of dog has axle journal 51, and its diameter is slightly less than the groove 72 that the lock pin side is opened.Axle sleeve L, its shape as shown in figure 16, inner face is a circular hole, there is a dog 25 in the inner hole surface left side, there is a convex shoulder outside, the right side of convex shoulder respectively has a dog 24 up and down, the internal diameter of axle sleeve is slightly larger than the sliding axle diameter, making the dog 25 of axle sleeve inboard aim at sliding axle straight troughs 23 can pack on the sliding axle, and locate respectively at axle journal 28 places, the position as shown in Figure 4, the axle sleeve external diameter is smaller than the figure disc internal orifice dimension, the convex shoulder external diameter of axle sleeve is slightly less than the circular hole footpath of figure disc inner flower-key groove, but the internal orifice dimension of greater-than sign code-disc, axle sleeve convex shoulder side is the dog 24 of symmetry (being mutually 180 degree) mutually, its size is slightly less than strong groove 26 in the figure disc, when axle sleeve is packed sliding axle into, can slide with the inner flower-key groove 26 of convex shoulder right side two dogs aligning figure disc 22 inboards and to the right side, position shown in Figure 4 simultaneously, only allowing the dog on convex shoulder right side enter in the strong groove when slipping into figure disc owing to convex shoulder external diameter greater-than sign code-disc internal diameter so axle sleeve locatees, the position as shown in Figure 4, apparent axle sleeve can horizontally slip on sliding axle (when its inboard dog is aimed at sliding axle straight trough 23) and rotate (when its inboard dog is aimed at the axle journal 28 of sliding axle), axle sleeve L (when the outer dog 24 of axle sleeve is aimed at the strong groove 26 of Fig. 6) the suitably distance of sliding in the figure disc inner hole surface, promptly outer dog enters fully is good for till the groove in the figure disc, unrestricted when a left side is sliding, need to set by required.Figure disc 22, its outside is divided into ten five equilibriums, impression has Arabic numerals between every five equilibrium, position of halving is carved with groove, circular hole in one is arranged on the figure disc, its aperture is slightly larger than the axle sleeve external diameter and less than the external diameter of convex shoulder on the axle sleeve, an inner flower-key groove 26 is arranged on the bore area, and its size is slightly larger than outer dog 24 on the axle sleeve.Position after its assembling is higher than the suitable distance of panel C, for using with the hand dialing.Driver plate 35 as shown in figure 14, have slotted eye as shown in the figure above it, so that shifting block is packed into, the side of driver plate has slotted eye shown in the lateral view on Figure 14, its aperture is identical with the straight trough width, its size is slightly larger than the diameter of slip axle journal 50, so that driver plate is packed on the slide-bar and locate (promptly by position shown in 47 pack on the sliding axle 50 position).Shifting block 34, shape as shown in figure 13, facial contour is one square on it, the bottom side interposition is equipped with a projection 49, its cross section is a rectangle, its width is slightly less than the straight trough 20 that panel C goes up groove M, the degree of depth is slightly less than straight trough 21, when it passes the slotted eye M of panel C, for packing driver plate into, being about to driver plate slotted eye 46 aims at protuberance 49(and comprises 44 and 43) to pack into and rotate about 45 ° again and can locate and form the shifting block group, the shifting block bottom surface behind the location is a little more than panel upper surface, in case shifting block rotates or touch panel outer surface when mobile.

Consult Fig. 3, panel upper groove 19 and straight trough 20 up and down suitably distance be equipped with dog so that fixed bottom cover usefulness when bottom loaded onto, straight trough 38 is to be used for lock pressure being gone into and withdrawing from.

Assembling of the present utility model is carried out according to the following steps.

(1) tone mark is packed on the sliding axle in the straight trough 23 with pad, make its location.

(2) the strong groove 26 that the axle sleeve outside two dogs 24 are aimed at the figure disc endoporus is packed into.

(3) straight trough 23 of the dog 25 of axle sleeve endoporus being aimed at sliding axles is packed on the sliding axle axle journal 28 places on sliding axle into and is located.

(4) spring is packed on the sliding axle in order to prop up axle sleeve.

(5) locked pin plate is packed on the sliding axle 51 position and locating.

(6) appropriate device is adorned in (1)-(4) set by step, axle journal 50 on figure disc 22 and the sliding axle is aimed at the slotted eye 47 on straight trough 40 and the driver plate on the panel C respectively and pack into.

(7) bottom is loaded onto promptly finished whole assembling.

Below the action of the utility model device is analyzed.

(1) unblanks: figure disc is gone to a horizontal line (reference line) that makes on the predefined combinations of numbers aligning panel C, at this moment, dog 25 is aimed at straight slot 23 on the sliding axle in the axle sleeve, needs only shifting block one and moves, and can drive sliding axle and make move left and right and unblank or tone mark.

(2) locking: as long as the baseline on the combinations of numbers misalignment panel on the figure disc, at this moment, and only rotation in the axle journal on sliding axle 28 of dog in the axle sleeve, sliding axle can't move, so shifting block also can't move and forms blocking.

(3) reset combinations of numbers: (1) rotates 90 ° with shifting block when unblanking, and allows the shifting block pop into position put and (this is owing to be loaded on the cause that driver plate on the sliding axle and shaft room have a gap 31 slightly left.Why need this gap, be because when tone mark, stir and move to left, axle journal slips over the dog 25 in the axle sleeve on the sliding axle, and dog is still remained in the sliding axle straight trough 23, when therefore rotating figure disc, figure disc is unlikely and drives axle sleeve) gently shifting block is moved to left again, at this moment, sliding axle, axle sleeve, spring and locked pin plate move to left together and locate, dog separates fully with figure disc inner flower-key groove outside the axle sleeve and make, and forms to wait to set the number state.(2) rotate figure disc and make the reference line on the required combination number aligning panel C be the combinations of numbers of setting, and remember this combinations of numbers.(3) shifting block is moved to right to lockset position of coupler, rotate 90 ° again and make its position that springs back to blocking (shifting block protuberance 49 rests on 20 places of slotted eye M).(4) dial random combinations of numbers.Resetting combinations of numbers promptly accuses and finishes.

Inspection when (four) forgetting combinations of numbers:

(1) can find out the relevant position of straight trough on pad and the sliding axle by Figure 17,18.The side of pad has breach 83, its breach is slightly wide than axle journal on the sliding axle 28, when pad is packed the sliding axle location into, need its breach 83 is aimed at axle journals 28, make it when packing sliding axle into, be able to fastening to be fixed in the both ends of the surface of sliding axle thereby the pad two ends form crooked 85,86.During use, as long as stir the protuberance 87 of pad, pad just moves to left, and makes its side 84 clog the axle upper hind neck 28 of sliding axle, can forget the number inspection.Stir the pad on the straight trough 23 that is positioned at sliding axle, it is moved to left and locate, make pad side 84 slide to straight slot and axle journal confluce on the sliding axle this moment, and clog axle journal.

(2) figure disc is gone to can not rotate till, at this moment, dog can not freely rotate in the sliding axle axle journal in the axle sleeve, and before pad, stop, cause is that pad is contained on the sliding axle straight trough 23, therefore above-mentioned action shows that dog is aimed at and can be unblanked with straight trough 23 in the axle sleeve, and numbers displayed is the combinations of numbers of forgetting on the figure disc.Pad is not expressed among Fig. 4, and in Figure 18, it is expressed.

Below the stability of device is analyzed.

(1) sliding axle: the one end is supported with driver plate 47 by the right flank 72 of bottom respectively, and the other end is supported by locked pin plate.The slotted eye of being opened on the bottom right flank is made up of a semicircle orifice and a straight trough as shown in figure 19, and its section configuration with the sliding axle right side is identical, and the sliding axle right-hand member can not be moved up and down, also can not rotate simultaneously.The locked pin plate side has a circular hole, two opposites in hole have small gap, its aperture is slightly larger than axle journal 51, its width is slightly less than the inboard width of bottom, and it highly is slightly less than the height of bottom inner bottom surface to the panel inboard, so after sliding axle is packed into, only can rotate, but its other end is subjected to the restriction of bottom and can not rotates, so sliding axle only can do moving of left and right directions, and will drive the lock pin piece when mobile.

(2) pad: pad is to be installed in advance in the sliding axle straight trough 23 and with it to move.Its two ends fasten the both ends of the surface of sliding axle and stop in the end face groove 39.Make pad not move (diagram left and right directions) as longitudinal direction under normal condition, unless firmly can move it, promptly bend 86 leaves groove 39 and moves along straight trough 23.

(3) lock pin: its height and the width are talked about in first, make its bottom slightly crooked in addition, left side, upper surface bevel is taken so that be pressed into lock, therefore, when lock being taken when pressing down, glide along the lock pin inclined-plane, simultaneously a lock pin piece and a sliding axle left side are pushed away, lock pin will be rotated, yet its top and bottom all have the plane 74,76 of protrusion to make its unlikely rotation, so lock pin only can move as longitudinal direction.

(4) figure disc: be to be installed on the axle sleeve, make its upper surface protrude panel C, so figure disc can only rotate.

(5) axle sleeve: be to be installed on the sliding axle, its outside dog is stretched in the strong groove of figure disc inner hole surface, yet its left end convex shoulder external diameter greater-than sign code-disc internal orifice dimension, therefore axle sleeve is except freely rotating, only can move freely left, promptly reset the action of combinations of numbers, move right block figure disc to convex shoulder till.

(6) spring: be to be installed between axle sleeve and lock pin side, so only can do betwixt to uphold and compressed action.

(7) driver plate: be installed in below it on sliding axle axle journal 50, be contained in above on the protuberance 49 of shifting block 34, and be closely attached on the panel inboard, so driver plate only can be done moving of left and right directions.

(8) shifting block: be in the circular hole that is installed in via the slotted eye M of panel above the driver plate and locate, so shifting block only can move except doing the gyration when 18 positions, right side of slotted eye M as left and right directions.

(9) bottom: be to be installed on the panel, the left side is contained in panel C and goes up on the dog 19 at straight trough 38 two ends, and the right side is contained on the panel C dog 64, so bottom is complete and panel is fixed together.

(10) elastic component K: have three grooves on it, its width is slightly larger than figure disc thickness, other has dog 27, for the compression figure disc, make the figure disc revolution move a number (promptly 1/10th change), dog 27 can stick into the groove 29 on the figure disc, and figure disc can be fixed in any position, and unlikely random rotation.Because of it is loaded on the figure disc, and all touch the bottom inboard around it, be completely fixed and do not do the motion of any direction so make.

In sum, the utility model mainly has following advantage, namely uses any rivet (in leather trunk that key is packed into) screw ... Deng fastener, decapacitation reduces manufacturing cost, and can reduce outside many procedures, and make operation simple and easy, namely shifting block can be used as open locking and set number. Make simultaneously the processing when forgetting combinations of numbers more easy, only need stir pad can check out.

Claims (6)

1, a kind of combinations of numbers lock that can set combinations of numbers arbitrarily, comprise that panel and the back of the body lid, sliding axle, the inspection that are connected in panel forget that device, lock pin, toggle mechanism, elastic mechanism, axle sleeve and the endoporus of number are shaped on the figure disc of spline, it is characterized in that described panel is the panel that has four straight troughs and a compound slotted eye; Sliding axle is the sliding axle that is shaped on straight trough, axle journal and convex shoulder; Inspection forgets that the device of combinations of numbers comprises the pad that has breach and bending two ends; Lock pin is that front end is made inclination, and the centre has the lock pin of circular hole (circular hole two opposites respectively have recess); Toggle mechanism is formed combination shifting block that open and close lock usefulness with the top circular hole that has with the driver plate that breach, side have semicircle orifice for made the shifting block of square protuberance by the bottom; Elastic mechanism is the spring of compression sliding axle and axle sleeve; Axle sleeve is the axle sleeve with three dogs.

2, combinations of numbers according to claim 1 lock, it is characterized in that making the protuberance width of the shifting block of described combination shifting block is little than the degree of depth.

3, combinations of numbers according to claim 1 lock is characterized in that making the dog width of described axle sleeve and the width and the degree of depth that are slightly less than axle journal width and straight slot on the sliding axle highly respectively.

4, combinations of numbers lock according to claim 1 is characterized in that making described spring, is positioned to make axle sleeve be adjacent to the position of figure disc.

5, combinations of numbers according to claim 1 lock is characterized in that making the width of described lock pin to be slightly less than the back of the body and cover width, and it highly is slightly less than the back of the body and covers medial surface to panel face inboard spacing, and its top and lower part are the plane.

6, combinations of numbers lock according to claim 1 is characterized in that making described driver plate and shaft room to leave the gap.

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