CN201101277Y - Drawer sliding rail mutual locking device - Google Patents

Abstract

The utility model provides a drawer slide way interlocking device, which is arranged at the tail end of the slide ways of a drawer. The drawer slide way interlocking device includes a positioning block arranged at the end part of a stationary slide way; at least one acting slide way arranged in the stationary slide way in a sliding way; a control block group; a first locking piece; a second locking piece; a controlling pivot and a spring. The first locking piece and the second locking piece are driven by the force of the spring and clamp the controlling pivot, and are arranged at the end part of the acting slide way by the control blocks in the control block group. The drawer slide way interlocking device uses the drawer to drive the control blocks on the acting slide way to shift, and uses a guiding part of the control blocks and a confirming push block to drive the controlling pivot, so that the effect that the interlocking action is smooth and the components are simplified is achieved.

Description

The drawer sliding rail interlock

Technical field

This is novel to be a kind of drawer sliding rail interlock, is meant the equipment of a kind of device at the drawer sliding rail end especially, and it makes the interlock interlocking action of drawer sliding rail interlock more smooth and easy, more effective simplification member person.

Background technology

Push-and-pull design apparatus between existing drawer and casing all is to be provided with corresponding two tracks between the two, makes the drawer support be arranged at box house and carry out push pull maneuver by two tracks by chimeric each other.

Along with the epoch are progressive, drawer sliding rail now further is provided with stop block such as projection or protuberance at corresponding two tracks, thereby when avoiding the arbitrary drawer of push-and-pull, takes place that drawer breaks away from casing easily and the danger of dropping; General drawer design usually has long depth, but to increase the capacity of glove, for making drawer can conveniently pick and place article, the design of each drawer sliding rail all must be considered drawer need not to be de-orbited and bigger displacement can be arranged, could use the built-in capacity of pulling out casing, and can make the unlikely disengaging casing of drawer and drop;

But, above-mentioned locker, wardrobe or various file cabinet all include the drawer that several are arranged above and below substantially, respectively this drawer is behind place tool or archive files, each drawer has formed the individuality that has weight, though the design of slide rail set makes the push-and-pull drawer very laborsaving, and can be fully withdrawn drawer easily, but, if when not noting in user's use, or meet external force such as earthquake and make when this Tool Cabinet or file cabinet tilt, will make same locker, certain several drawer in wardrobe or the file cabinet are together pulled out, at this moment, whole locker, the position of centre of gravity of wardrobe or file cabinet changes, and often topples over the dangerous and loss of the personnel of weighing wounded or compression failure article; This kind hidden dangerous, present European union specification is ordered the design organization that interlocking must be arranged between vertical a plurality of drawers of same cabinet, and under the more and more high trend of the standard of cabinet and drawer action safety, the research and development of industry improve demand significantly to be increased especially.

For preventing to open the danger that a too many drawer is toppled over simultaneously, must limit and once only draw back a drawer, a kind of design that is provided with linkage at an end of each slide rail set has appearred on the market, in case the drawer sliding rail in one of them slide rail set is pulled, will utilize complicated many assemblies to cooperate and drive this group linkage, and the connecting rod between each slide rail set is located in drive, to stop the drawer sliding rail in other slide rail set to be pulled, right aforementioned every existing structure design is all very complicated, component count no matter, all very high on the assembly cost, also cause the high problem of cost.

See also another kind of common technology shown in Figure 1, it consists predominantly of some slide rail set 30, one first starter 31, one second starter 32, an axostylus axostyle 33, a starter and follows card stop element 34, a gear unit 35; Wherein this each slide rail set includes a static slide rail 36 and one group of start slide rail 37 respectively, this first starter 31 is articulated in the respectively front end of the flexible slide rail of this group with can doing rotary oscillation, this second starter 32 is located at the respectively front end of this static slide rail 36, it includes pair of base 38 and is located at a pair of transmission component 39 on this pedestal 38 respectively, respectively an end of this transmission component 39 and this first starter, 31 butts, this axostylus axostyle 33 is located between this each slide rail set 30, its two end respectively be located at another transmission component 39 and be connected, utilize and transmit the respectively force way of this transmission component; The flexible slide rail that makes slide rail set 30 is when this static slide rail stretches out, and respectively this transmission component 39 and this axostylus axostyle 33 that this first starter 31 will drive this second starter 32 move reciprocatingly;

And then respectively this transmission component is followed respectively this block card of card stop element to end by this starter, stretches out from this static slide rail to prevent slide rail set really;

Though aforementioned common technology significantly improve to be simplified, simplify limitedly, in fact the component count in the common technology, manufacturing process and assembling all still have high complexity, so the genus high prices how still of product in the market.

Novel content

This novel main purpose is to provide a kind of drawer sliding rail interlock, and this equipment mechanism is more simplified, and cost reduces, product price can reduce.

For reaching above-mentioned purpose, the technical solution used in the present invention is:

A kind of drawer sliding rail interlock includes a static slide rail, at least one start slide rail, a positioning block, one first latch fitting, one second latch fitting, and controls pivot spare, at least one spring, a controll block group and two traces; It is characterized in that:

This start slide rail, stressed displacement is in this static slide rail;

This locating piece, assembling is positioned this static slide rail end, is provided with the start chute on this locating piece;

This first latch fitting is slidably disposed in the start chute of this locating piece, and the connection of the first latch fitting end is positioned with trace;

This second latch fitting is slidably disposed in the start chute of this locating piece, and second latch fitting establishes a pivot spare towards the end system of first latch fitting, second latch fitting in addition end connect and be positioned with trace;

This controls pivot spare, between first latch fitting and second latch fitting, and control on the pivot spare that pivot spare is journaled into this second latch fitting, and this is controlled pivot spare end and mutually should the first latch fitting system be provided with guiding block, this guiding block has the inclined-plane of corresponding first latch fitting and replaces the plane, and, control pivot spare in this in addition and be manufactured with an affirmation rod member towards the extension of start slide rail direction at the other Control Shaft of establishing of guiding block;

This spring is installed between this first latch fitting and this locating piece, and first latch fitting is pushed against towards the second latch fitting direction; And

This controll block group, has a controll block, this controll block is installed on this start slide rail, and the Control Shaft that controll block should be controlled pivot spare mutually offers a guidance part, drive this with guidance part and control the rotation of pivot spare, the affirmation rod member that should control pivot spare in addition again on controll block mutually is manufactured with one and confirms pushing block, and to confirm that pushing block spurs this affirmation rod member.

In this novel described drawer sliding rail interlock, this locating piece is provided with the start chute on this locating piece, and these start chute two ends have first open end and second open end respectively;

This first latch fitting, the end of the first open end direction that mutually should locating piece connect and are positioned with trace, and make a guide ramp towards the end of second open end at this first latch fitting, and this guide ramp stretches out from this ora terminalis;

This second latch fitting, end system towards first open end is established pivot spare, connect in the end of the corresponding second open end direction of second latch fitting and to be positioned with trace, be manufactured with a clamping piece, the glide direction of corresponding second latch fitting of this clamping piece and between the pivot spare of this second latch fitting and holddown groove, protrude;

This controls pivot spare, and guide ramp system that mutually should first latch fitting is provided with the end guiding block, and this guiding block has corresponding inclined-plane, and at the other Control Shaft of establishing of guiding block; And

The Control Shaft that the controll block of this controll block group should be controlled pivot spare mutually offers a guiding slideway, and this guiding slideway inwardly has releasing section respectively and draws the button section from the open end, and offers clamping groove in the position of clamping piece that the controll block phase should second latch fitting.

In this novel described drawer sliding rail interlock, this controll block group has a return spring spare in addition, and return spring spare is installed between this controll block and this start slide rail, and the Control Shaft that this controll block phase should be controlled pivot spare offers a guiding landslide, this return spring spare allows that this controll block is subjected to these Control Shaft of controlling pivot spare pushing and pressing and deflection, and produces reset force.

In the drawer sliding rail interlock, this start slide rail ora terminalis was shaped on one and supports only a part and a pivot hole during this was novel; And this controll block group has a pivot in addition, and this controll block is journaled in the pivot hole of this start slide rail with pivot, and this controll block is reset the pushing and pressing of spring spare and is resisted against supporting of this start slide rail and ends part.

In this novel described drawer sliding rail interlock, this static slide rail, the side of taking in of corresponding drawer is manufactured with holder; This start slide rail is slidingly installed in this static slide rail movablely, and the holder that this start slide rail mutually should static slide rail is provided with a tank; And this locating piece, assembling is positioned to be provided with on this locating piece perpendicular to horizontal start chute in the end holder of this static slide rail.

In this novel described drawer sliding rail interlock, this affirmation rod member of controlling pivot spare towards this controll block prescription to being manufactured with the inclined-plane; The affirmation pushing block of this controll block group should be confirmed the inclined-plane of rod member relatively.

The controll block of this controll block group described in novel offers the inwall that a locating slot mutually should the start slide rail in addition and locatees this return spring spare end.

This drawer sliding rail interlock described in novel, this locating piece be at the parallel guide channel that is manufactured with of this start chute side, and place restrictions on groove parallel the offering in the bottom of corresponding first open end of this start chute and second open end; This first latch fitting is limited in parallel guide channel slidably with side guiding plate, and first latch fitting is limited in the placing restrictions in the groove of this locating piece with spacing protruding stretching through of bottom surface; And this second latch fitting is limited in parallel guide channel slidably with side guiding plate, and second latch fitting is limited in the placing restrictions in the groove of this locating piece with spacing protruding stretching through of bottom surface.

Drawer sliding rail interlock described in this is novel, the end system of this corresponding first open end of first latch fitting is provided with holddown groove, connects with this holddown groove to be positioned with trace; The end of this corresponding second open end of second latch fitting offers holddown groove, connect with this holddown groove to be positioned with trace, and this clamping piece is the three-dimensional column of square; This controls pivot spare, be one to be the plate of v font, this guiding block of controlling pivot spare have in addition mutually should first latch fitting guide ramp replace the plane, other controls pivot spare and mutually should guiding block confirms rod member making towards another elongated end of the release side of drawer; And this controll block, the Control Shaft that should control pivot spare mutually offers L guiding slideway, should confirm the release side of relative this L guiding slideway of pushing block towards drawer again.

The present invention's design includes the locating piece that is installed on static slide rail end, at least one start slide rail, a controll block group, first latch fitting, second latch fitting, that is slidedly arranged in the static slide rail controlled a pivot spare and a spring, controll block in this controll block group is installed in start slide rail end, and control pivot spare, first latch fitting, second latch fitting and all be assembled on the locating piece, and first latch fitting and second latch fitting are driven and press from both sides by spring strength and pull that this controls pivot spare; The present invention borrows the controll block displacement on the drawer drive start slide rail, and with the guidance part of controll block and confirm that pushing block drives this and controls pivot spare, cause first latch fitting and the interlock interlocking each other of second latch fitting of every drawer sliding rail interlock, the present invention uses simple member to reach aforementioned effect.

Controll block in this novel controll block group can cooperate return spring spare to be hubbed at start slide rail end; Therefore, the pivot of this controll block pendulum, homing action can cooperate guidance part and confirm that pushing block recovers hook again from the unhook state and sets the position, and effectively drive this once again and control pivot spare, cause the interlock interlocking of drawer sliding rail interlock not influenced by unexpected unhook of mechanism.

What deserves to be explained is that this controls pivot spare the corresponding drive of guidance part of the controll block that this is novel, and guidance part can be L guiding slideway or guiding landslide; Aforementioned L guiding slideway is to be opened in the controll block, and extending back from the controll block front end forms L shaped shape; Aforementioned guiding landslide then is to be opened in the controll block upper limb, and this controls the inclined guide landslide of pivot spare for corresponding promotion.

Relevant this novel technology of reaching above-mentioned purpose, being adopted, means and other effect, enumerate a preferred embodiment now and cooperate graphic detailed description as after, believe purpose, feature and other advantage that this is novel, when can by one deeply and concrete understanding.

This novel beneficial effect is: the present invention utilizes simple structure to bring into play every advantage, it borrows the controll block displacement on the drawer drive start slide rail, just can and confirm that pushing block drives this and controls pivot spare, cause first latch fitting and the interlock interlocking each other of second latch fitting of every drawer sliding rail interlock with the guidance part of controll block (L guiding slideway or guiding landslide); So this novel than existing every technology all simply, component count lacks.In addition, this is novel not only to utilize simpler structure to bring into play every advantage, and it borrows controll block swing displacement single-candidate to design outward, can with controll block cross undesired come off control pivot spare, and controll block that can the swing displacement also can allow normal operation more smooth and easy.

Description of drawings

[brief description of drawingsfig]

Fig. 1 has the project organization schematic diagram now.

This novel controll block group three-dimensional exploded view of Fig. 2.

This novel controll block group three-dimensional combination figure of Fig. 3.

This novel normal condition of Fig. 4 assembled perspective view that opens a drawer.

This novel normal condition of Fig. 5 assembled perspective view that pulls the drawer out.

This novel abnormal state that comes off of Fig. 6 assembled perspective view that opens a drawer.

The assembled perspective view that resets behind this novel abnormal state that comes off of Fig. 7.

This novel another embodiment exploded perspective view of Fig. 8.

This novel another embodiment stereoscopic figure of Fig. 9.

This novel another embodiment of Figure 10 is opening figure not.

This novel another embodiment upper strata drawer opening figure of Figure 11.

This novel drawer opening figure of another embodiment lower floor of Figure 12.

[primary clustering symbol description]

" prior art "

Slide rail set 30 first starters 31 second starters 32

Axostylus axostyle 33 card stop elements 34 gear units 35

Static slide rail 36 start slide rails 37 pedestals 38

Transmission component 39

" this is novel "

Static slide rail 10 holders 101 start slide rails 11

Tank 111 supports and ends part 112 pivot holes 113

Locating piece 12 start chutes 121 first latch fittings 13

Second latch fitting, 14 pivot spares 141 are controlled pivot spare 15

151 guiding blocks, 152 inclined-planes 1521, pivot hole

Replace plane 1522 Control Shafts 1523 and confirm rod member 153

Inclined-plane 1531 springs, 16 controll block groups 17

Controll block 170 pivots 171 guiding landslides 172

Return spring spare 173 locating slots 174 are confirmed pushing block 175

Static slide rail 20 holders 201 of trace A

Start slide rail 21 tanks 211 locating pieces 22

2,211 second open ends 2212, start chute 221 first open ends

Guide channel 222 is placed restrictions on groove 223,224 supporting members 225

First latch fitting, 23 side guiding plates 231 spacing protruding 232

Groove 233 holddown grooves 234 guide ramp 235

Second latch fitting, 24 side guiding plates 241 spacing protruding 242

Pivot spare 243 holddown grooves 244 clamping pieces 245

Control pivot spare 25 pivot holes 251 guiding blocks 252

Plane 2522 Control Shafts 253 are replaced on inclined-plane 2521

Confirm rod member 254 springs 26 controll blocks 27

L guiding slideway 271 open ends 2711 releasing sections 2712

Draw button section 2713 clamping grooves 272 to confirm pushing block 273

The specific embodiment

This new embodiment sees also Fig. 2, Fig. 3 and Fig. 4, and the preferred embodiment of this novel drawer sliding rail interlock includes a static slide rail 10, at least one start slide rail 11, a positioning block 12, one first latch fitting 13, one second latch fitting 14, and controls pivot spare 15, a spring 16, a controll block group 17 and some trace A; This novel drawer sliding rail interlock cooperates and is installed between the wall of drawer and ccontaining drawer, and its detailed structure is described as follows, and first latch fitting 13,14 detailings of one second latch fitting are same as the prior art, illustrate so seldom do thin portion at this:

This static slide rail 10 is fixed on the wall, and the side of taking in of these static slide rail 10 corresponding drawers is manufactured with a holder 101;

This start slide rail 11 is slidingly installed in this static slide rail 10 movablely, and this start slide rail 11 should be provided with a tank 111 by holder 101 mutually, and is shaped on one at tank 111 ora terminalis and supports and end a part 112 and a pivot hole 113;

This locating piece 12, assembling is positioned in the end holder 101 of this static slide rail 10, is provided with on this locating piece 12 perpendicular to horizontal start chute 121;

This first latch fitting 13 and second latch fitting 14 are slidedly arranged on start chute 121 two ends of this locating piece 12 respectively, and these second latch fitting, 14 end systems are provided with a pivot spare 141;

This controls pivot spare 15, be one to be the plate of v font, this controls pivot spare 15 between first latch fitting 13 and second latch fitting 14, and controlling pivot spare 15 utilizes pivot hole 151 to be journaled on the pivot spare 141 of this second latch fitting 14, and this is controlled pivot spare 15 and should first latch fitting, 13 end systems be provided with guiding block 152 mutually, this guiding block 152 has corresponding inclined-plane 1521 and and replaces plane 1522, and convex with a Control Shaft 1523 on guiding block 152 surfaces, other controls pivot spare 15 and mutually should guiding block 152 be manufactured with one at another elongated end towards the release side of drawer and confirms rod member 153, and this confirms that rod member 153 makes inclined-plane 1531 towards the direction lateral margin of this start slide rail 11;

This spring 16 is installed in the groove of this first latch fitting 13, and spring 16 corresponding being resisted against between this first latch fitting 13 and this locating piece 12, and with spring 16 first latch fitting 13 is pushed against towards these second latch fitting, 14 directions; And

This controll block group 17, has a controll block 170, one pivot 171 and a return spring spare 173, these controll block 170 1 distal process are stretched in outside these start slide rail 11 ends, and controll block 170 is journaled into pivot 171 in the pivot hole 113 of tank 111 of this start slide rail 11, the Control Shaft 1523 that these controll block 170 leading edges should be controlled pivot spare 15 mutually offers inclined guide landslide 172 (one of example of this novel guidance part), and controll block 170 with locating slot 174 mutually should start slide rail 11 tank 111 inwall places be provided with a return spring spare 173, the affirmation rod member 153 that should control pivot spare 15 in addition again on controll block 170 mutually is manufactured with one and confirms pushing block 175, and should confirm that pushing block 175 was somebody's turn to do the inclined-plane 1531 of confirming rod member 153 relatively, at last, this controll block 170 is reset spring spare 173 pushing and pressing and is resisted against supporting of this start slide rail 11 and ends part 112;

The above is originally the correlation position and the general introduction thereof of novel each associated component.

Clearly demonstrate this novel implementation feature for asking, see also Fig. 4, the novel operate as normal figure of basis shown in Figure 5:

This novel drawer sliding rail interlock is installed in each drawer place, and the drawer sliding rail interlock of each layer utilizes trace A connection first latch fitting 13 and second latch fitting 14 each other; Its action specification is as follows:

The pivot spare 15 of controlling of normal condition is to push this first latch fitting 13 to replace plane 1522, be positioned at outside push position and first latch fitting 13 and second latch fitting 14 are all slided, and this spring 16 holds power; And when drawer is closed, this controll block 170 is utilized guiding landslide 172 smooth and easy promotions, and this controls the Control Shaft 1523 of pivot spare 15, control pivot spare 15 as the outward turning of Fig. 4 direction and make, and this this first latch fitting 13 of spring 16 pushing and pressing is near second latch fitting 14, and this Control Shaft 1523 of controlling pivot spare 15 can outwards be passed by spring 16 strength, at this moment, each layer drawer all is positioned at the closed position, and the trace A of each group drawer sliding rail interlock can cooperate start at any time.

When the drawer of one deck is opened, see also Fig. 5, this controll block 170 is along with the 11 outside slippages of start slide rail, this moment, this affirmation rod member 153 of controlling pivot spare 15 can be subjected to affirmation pushing block 175 drawings of this controll block 170, cause this to control pivot spare 15 and pull the direction swing towards drawer, and after this guiding block 152 of controlling pivot spare 15 outwards moves with inclined-plane 1521 smooth and easy promotion first latch fittings 13, replace plane 1522 corresponding this first latch fittings 13 of replacing with it again, cause this first latch fitting, 13 compression springs 16, and make first latch fitting 13 protruding, at this moment, complete corresponding first latch fitting 13 of 14 of this second latch fittings is positioned at the other end by contact, second latch fitting 14 of this moment at all can't be towards the 13 direction displacements of first latch fitting, therefore the space that all upwards promotes of the trace A of any one drawer sliding rail interlock of its lower floor is so first latch fitting 13 of his any one drawer sliding rail interlock of layer also can't overhanging (reaching the work of his layer drawer of locking).

Earlier figures 4, Fig. 5 are operating as this novel normal condition operating mode.

See also the novel abnormal state running of basis of Fig. 6, Fig. 7, when the drawer of one deck is opened therein, if control that pivot spare 15 is compressed spring 16 strength under vibrations or improper operation (can't keep each layer to be tight against lock-out state) during outward turning voluntarily, novel running is as follows;

The specific function that this controll block group 17 can be brought into play controll block 170 pivots pendulum and reset, when user's application of force pushes drawer (this start slide rail 11 pushes), because this affirmation rod member 153 of controlling pivot spare 15 can be interfered the affirmation pushing block 175 of this controll block 170, cause this controll block 170 to confirm pushing block 175 inclined-plane 1531 slips of this affirmation rod member 153 relatively swimmingly, and the pivot 171 with controll block 170 is the axle swing, and cross swimmingly and confirm rod member 153, simultaneously, 173 of this return spring spares fully hold power;

The affirmation pushing block 175 of this controll block 170 is crossed after the affirmation rod member 153 along with the integral body swing, return spring spare 173 pushes back controll block 170 to hold the power swing, and this controll block 170 is reset spring spare 173 pushing and pressing and is resisted against supporting of this start slide rail 11 and ends part 112 places, this novel controll block 170 will be confirmed again that pushing block 175 is positioned at and can drive the position of controlling pivot spare 15 this moment, reach not to be subjected to control the important effect that pivot spare 15 comes off to be influenced.

Another embodiment of the present invention sees also Fig. 8 to Fig. 9, and the preferred embodiment of drawer sliding rail interlock includes a static slide rail 20, at least one start slide rail 21, a positioning block 22, one first latch fitting 23, one second latch fitting 24, and controls pivot spare 25, a spring 26, a controll block 27 and some trace A; Drawer sliding rail interlock cooperation of the present invention is installed between the wall of drawer and ccontaining drawer, and its detailed structure is described as follows:

This static slide rail 20 is fixed on the wall, and the side of taking in of these static slide rail 20 corresponding drawers is manufactured with a holder 201;

This start slide rail 21 is slidingly installed in this static slide rail 20 movablely, and this start slide rail 21 should be provided with a tank 211 by holder 201 mutually;

This locating piece 22, assembling is positioned in the end holder 201 of this static slide rail 20, on this locating piece 22, be provided with perpendicular to horizontal start chute 221, these start chute 221 two ends have first open end 2211 and second open end 2212 respectively, the then parallel guide channel 222 that is manufactured with of these start chute 221 1 sides, and parallel the offering in bottom in these start chute 221 corresponding first open ends 2211 and second open end 2212 placed restrictions on groove 223,224, is provided with a supporting member 225 in this first open end 2211 near placing restrictions on groove 223 places protrusion in addition;

This first latch fitting 23, be slidably disposed in the start chute 221 of this locating piece 22, and be limited in parallel guide channel 222 slidably with side guiding plate 231, first latch fitting 23 stretches through with one spacing protruding 232 of bottom surface and is limited in the placing restrictions in the groove 223 of this locating piece 22, and offer a groove 233 at the supporting member 225 of this first latch fitting 23 corresponding spacing protruding 232 and this locating piece 22, end system in first latch fitting, 23 corresponding first open ends, 2211 directions is provided with holddown groove 234 in addition, be positioned with trace A with these holddown groove 234 connections, and being manufactured with a guide ramp 235 in the end of these first latch fitting, 23 corresponding second open ends, 2212 directions, this guide ramp 235 stretches out from this ora terminalis;

This second latch fitting 24, be slidably disposed in the start chute 221 of this locating piece 22, and be limited in parallel guide channel 222 slidably with side guiding plate 241, second latch fitting 24 stretches through with one spacing protruding 242 of bottom surface and is limited in the placing restrictions in the groove 224 of this locating piece 22, and be provided with a pivot spare 243 in the end system of second latch fitting, 24 corresponding first open ends, 2211 directions, end in second latch fitting, 24 corresponding second open ends, 2212 directions offers holddown groove 244, be positioned with trace A with these holddown groove 244 connections, be manufactured with a clamping piece 245 and between the pivot spare 243 of this second latch fitting 24 and holddown groove 244, protrude, this clamping piece 245 is the three-dimensional column of square, and the glide direction of these clamping piece 245 corresponding second latch fittings 24 is produced on leading edge;

This controls pivot spare 25, be one to be the plate of v font, this controls pivot spare 25 between first latch fitting 23 and second latch fitting 24, and controlling pivot spare 25 utilizes pivot hole 251 to be journaled on the pivot spare 243 of this second latch fitting 24, and this end system of controlling the guide ramp 235 that pivot spare 25 mutually should first latch fitting 23 is provided with guiding block 252, this guiding block 252 has corresponding inclined-plane 2521 and and replaces plane 2522, and convexing with a Control Shaft 253 on guiding block 252 surfaces, other controls pivot spare 25 and mutually should guiding block 252 be manufactured with one at another elongated end towards the release side of drawer and confirms rod member 254;

This spring 26 is installed in the groove 233 of this first latch fitting 23, and the spring 26 corresponding supporting members 225 that are resisted against spacing protruding 232 and this locating piece 22 of this first latch fitting 23, and spring 26 is with second open end 2212 pushing and pressing of first latch fitting 23 towards this locating piece 22; And

This controll block 27, be installed in the tank 211 of this start slide rail 21, the Control Shaft 253 that controll block 27 should be controlled pivot spare 25 mutually offers L guiding slideway 271 (one of example of this novel guidance part), L guiding slideway 271 is made in the leading portion of this controll block 27, this L guiding slideway 271 2711 inwardly has releasing section 2712 respectively and draws button section 2713 from the open end, and offer clamping groove 272 in the position of clamping piece 245 that controll block 27 mutually should second latch fitting 24, the affirmation rod member 254 that should control pivot spare 25 in addition again mutually is manufactured with one and confirms pushing block 273, and should confirm the release side of pushing block 273 relative these L guiding slideways 271 towards drawer;

The above is the correlation position and the general introduction thereof of each associated component of the present invention.

Clearly demonstrate implementation feature of the present invention for asking, see also Figure 10, Figure 11 and shown in Figure 12, below existing progressive part of this drawer sliding rail interlock of explanation and practical way:

Drawer sliding rail interlock of the present invention is installed in each drawer place, and the drawer sliding rail interlock of each layer utilizes trace A connection first latch fitting 23 and second latch fitting 24 each other; Its action specification is as follows:

When all drawers are all closed, see also Fig. 4, this first latch fitting 23 and second latch fitting 24 all are slidably disposed in the start chute 221 of this locating piece 22, and this spring 26, be installed in the groove 233 of this first latch fitting 23, and spacing protruding 232 of spring 26 these first latch fittings 23 of pushing and pressing, make first latch fitting 23 mutually close with second latch fitting 24, and the L that this Control Shaft 253 of controlling pivot spare 25 can be subjected to spring 26 strength to pass this controll block 27 guides drawing in the section of button 2713 of slideway 271, at this moment, each layer drawer all is positioned at the closed position, and each group drawer sliding rail interlock start at any time.

When the drawer on upper strata is opened, see also Fig. 5, this controll block 27 is along with the 21 outside slippages of start slide rail, this moment, this Control Shaft 253 of controlling pivot spare 25 can be subjected to L guiding slideway 271 drawings of this controll block 27, cause this to control pivot spare 25 and pull the direction swing towards drawer, and Control Shaft 253 can be deviate from from the releasing section 2712 of L guiding slideway 271, then, this guiding block 252 of controlling pivot spare 25 is to replace the guide ramp 235 of plane 2522 these first latch fittings 23 of corresponding pushing and pressing, cause the spacing protruding 232 compression springs 26 of this first latch fitting 23, and make first latch fitting 23 protruding, at this moment, complete corresponding first latch fitting 23 of 24 of this second latch fittings is positioned at the other end by contact, second latch fitting 24 of this moment at all can't be towards the 23 direction displacements of first latch fitting, so the space that the trace A of its lower floor any one drawer sliding rail interlock upwards promotes, so first latch fitting 23 of any one drawer sliding rail interlock of lower floor also can't overhanging (reaching the work that locks lower floor's drawer).

What deserves to be explained is, what this was novel controls pivot spare 25 for being the plate of v font, it mutually should guiding block 252 be manufactured with one at another elongated end towards the release side of drawer and confirms rod member 254, when the Control Shaft 253 of controlling pivot spare 25 is not arrived best orientation by the L of this controll block 27 guiding slideway 271 drawings, the affirmation rod member 254 that pivot spare 25 is controlled in the affirmation pushing block 273 meeting promotions of this controll block 27 arrives the location towards the release side oscillation of drawer, and making first latch fitting, 23 protruding arrival location, this is controlled pivot spare 25 and also is subjected to spring 26 strength to replace the location.

When the drawer of lower floor is opened, see also Fig. 6, this controll block 27 is equally along with the 21 outside slippages of start slide rail, this moment, this Control Shaft 253 of controlling pivot spare 25 can be subjected to L guiding slideway 271 drawings of this controll block 27, cause this to control pivot spare 25 and pull the direction swing towards drawer, and make first latch fitting 23 protruding, and this Control Shaft 253 is deviate from from the releasing section 2712 of L guiding slideway 271 subsequently, then, this guiding block 252 of controlling pivot spare 25 is to replace the guide ramp 235 of plane 2522 these first latch fittings 23 of corresponding pushing and pressing, cause the spacing protruding 232 compression springs 26 of this first latch fitting 23, and modern first latch fitting 23 is protruding, at this moment, this overhanging first latch fitting 23 can drive trace A and promote upper strata drawer sliding rail interlocks, and allows clamping piece 245 slippages of second latch fitting 24 of upper strata drawer sliding rail interlock enter in the clamping groove 272 of its controll block 27 (reaching the work of locking upper strata drawer).

Importantly, the present invention utilizes simple structure to bring into play every advantage, it borrows the controll block displacement on the drawer drive start slide rail, just can and confirm that pushing block drives this and controls pivot spare, cause first latch fitting and the interlock interlocking each other of second latch fitting of every drawer sliding rail interlock with the guidance part of controll block (L guiding slideway or guiding landslide); So this novel than existing every technology all simply, component count lacks.

In addition, this is novel not only to utilize simpler structure to bring into play every advantage, and it borrows controll block swing displacement single-candidate to design outward, can with controll block cross undesired come off control pivot spare, and controll block that can the swing displacement also can allow normal operation more smooth and easy.

Claims (9)

1. drawer sliding rail interlock includes a static slide rail, at least one start slide rail, a positioning block, one first latch fitting, one second latch fitting, and controls pivot spare, at least one spring, a controll block group and two traces; It is characterized in that:

This start slide rail, stressed displacement is in this static slide rail;

This locating piece, assembling is positioned this static slide rail end, is provided with the start chute on this locating piece;

This first latch fitting is slidably disposed in the start chute of this locating piece, and the connection of the first latch fitting end is positioned with trace;

This second latch fitting is slidably disposed in the start chute of this locating piece, and second latch fitting establishes a pivot spare towards the end system of first latch fitting, second latch fitting in addition end connect and be positioned with trace;

This controls pivot spare, between first latch fitting and second latch fitting, and control on the pivot spare that pivot spare is journaled into this second latch fitting, and this is controlled pivot spare end and mutually should the first latch fitting system be provided with guiding block, this guiding block has the inclined-plane of corresponding first latch fitting and replaces the plane, and, control pivot spare in this in addition and be manufactured with an affirmation rod member towards the extension of start slide rail direction at the other Control Shaft of establishing of guiding block;

This spring is installed between this first latch fitting and this locating piece, and first latch fitting is pushed against towards the second latch fitting direction; And

This controll block group, has a controll block, this controll block is installed on this start slide rail, and the Control Shaft that controll block should be controlled pivot spare mutually offers a guidance part, drive this with guidance part and control the rotation of pivot spare, the affirmation rod member that should control pivot spare in addition again on controll block mutually is manufactured with one and confirms pushing block, and to confirm that pushing block spurs this affirmation rod member.

2. drawer sliding rail interlock according to claim 1 is characterized in that:

This locating piece is provided with the start chute on this locating piece, these start chute two ends have first open end and second open end respectively;

This first latch fitting, the end of the first open end direction that mutually should locating piece connect and are positioned with trace, and make a guide ramp towards the end of second open end at this first latch fitting, and this guide ramp stretches out from this ora terminalis;

This second latch fitting, end system towards first open end is established pivot spare, connect in the end of the corresponding second open end direction of second latch fitting and to be positioned with trace, be manufactured with a clamping piece, the glide direction of corresponding second latch fitting of this clamping piece and between the pivot spare of this second latch fitting and holddown groove, protrude;

This controls pivot spare, and guide ramp system that mutually should first latch fitting is provided with the end guiding block, and this guiding block has corresponding inclined-plane, and at the other Control Shaft of establishing of guiding block; And

The Control Shaft that the controll block of this controll block group should be controlled pivot spare mutually offers a guiding slideway, and this guiding slideway inwardly has releasing section respectively and draws the button section from the open end, and offers clamping groove in the position of clamping piece that the controll block phase should second latch fitting.

3. drawer sliding rail interlock according to claim 1, it is characterized in that: this controll block group has a return spring spare in addition, and return spring spare is installed between this controll block and this start slide rail, and the Control Shaft that this controll block phase should be controlled pivot spare offers a guiding landslide, this return spring spare allows that this controll block is subjected to these Control Shaft of controlling pivot spare pushing and pressing and deflection, and produces reset force.

4. drawer sliding rail interlock according to claim 3 is characterized in that:

This start slide rail ora terminalis is shaped on one and supports only a part and a pivot hole; And

This controll block group has a pivot in addition, and this controll block is journaled in the pivot hole of this start slide rail with pivot, and this controll block is reset spring spare pushing and pressing and is resisted against supporting of this start slide rail and ends part.

5. drawer sliding rail interlock according to claim 1 is characterized in that:

This static slide rail, the side of taking in of corresponding drawer is manufactured with holder;

This start slide rail is slidingly installed in this static slide rail movablely, and the holder that this start slide rail mutually should static slide rail is provided with a tank; And

This locating piece, assembling is positioned to be provided with on this locating piece perpendicular to horizontal start chute in the end holder of this static slide rail.

6. according to claim 2 or 3 described drawer sliding rail interlocks, it is characterized in that: this affirmation rod member of controlling pivot spare towards this controll block prescription to being manufactured with the inclined-plane; The affirmation pushing block of this controll block group should be confirmed the inclined-plane of rod member relatively.

7. drawer sliding rail interlock according to claim 3 is characterized in that: the controll block of this controll block group offers the inwall that a locating slot mutually should the start slide rail in addition and locatees this return spring spare end.

8. drawer sliding rail interlock according to claim 2 is characterized in that: this locating piece is at the parallel guide channel that is manufactured with of this start chute side, and places restrictions on groove parallel the offering in the bottom of corresponding first open end of this start chute and second open end; This first latch fitting is limited in parallel guide channel slidably with side guiding plate, and first latch fitting is limited in the placing restrictions in the groove of this locating piece with spacing protruding stretching through of bottom surface; And this second latch fitting is limited in parallel guide channel slidably with side guiding plate, and second latch fitting is limited in the placing restrictions in the groove of this locating piece with spacing protruding stretching through of bottom surface.

9. drawer sliding rail interlock according to claim 8 is characterized in that:

The end system of this corresponding first open end of first latch fitting is provided with holddown groove, connects with this holddown groove to be positioned with trace;

The end of this corresponding second open end of second latch fitting offers holddown groove, connect with this holddown groove to be positioned with trace, and this clamping piece is the three-dimensional column of square;

This controls pivot spare, be one to be the plate of v font, this guiding block of controlling pivot spare have in addition mutually should first latch fitting guide ramp replace the plane, other controls pivot spare and mutually should guiding block confirms rod member making towards another elongated end of the release side of drawer; And

This controll block, the Control Shaft that should control pivot spare mutually offers L guiding slideway, should confirm the release side of relative this L guiding slideway of pushing block towards drawer again.

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