CN201518928U - Three-stage heavy-duty guide rail with locking and unlocking mechanism - Google Patents
Three-stage heavy-duty guide rail with locking and unlocking mechanism Download PDFInfo
- Publication number
- CN201518928U CN201518928U CN2009201944363U CN200920194436U CN201518928U CN 201518928 U CN201518928 U CN 201518928U CN 2009201944363 U CN2009201944363 U CN 2009201944363U CN 200920194436 U CN200920194436 U CN 200920194436U CN 201518928 U CN201518928 U CN 201518928U
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- rail
- core
- snap close
- heavy duty
- guide rail
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Abstract
The utility model provides a three-stage heavy-duty guide rail with locking and unlocking mechanism. The heavy-duty guide rail comprises an outer rail, a middle rail and a core rail, which are sequentially connected with each other, wherein the outer rail is connected with an external fixed body; the core rail is connected with an external moving body; a sliding assembly is respectively arranged between every two of the outer rail, the middle rail and the core rail; a gravity oscillation locking mechanism is arranged between the outer rail and the middle rail; and a locking linkage mechanism is arranged between the middle rail and the core rail. The gravity oscillation locking mechanism can lock the guide rails through the gravity thereof, and can unlock the rails through the simple linkage mechanism. The three-sage heavy-duty guide rail has the advantages of simple structure, convenient operation, reliable operation, large bearing capacity, little possibility of deformation, long service life, high stability, wide application range, and suits industries with higher requirement of the rails, such as IT, bank, and manufacture industry.
Description
Technical field
The utility model relates to the guide rail technology, and particularly a kind of three sections locks advance the heavy duty guide rail that closure lock out.
Background technology
Slide rail is widely used in industry, commerce and civilian drawer, draws basket, pallet, showcase etc., and progressively uses to the expansion of industries such as IT, telecommunication, bank.Three joint ball slide rails commonly used mainly are made up of outer rail, middle rail, core rail slide assemblies.Outer rail and middle rail, middle rail and core rail are separated and sliding bearing by ball respectively, slide mutually under pulling or impetus, freely open up and close.Yet, pulling out or closed have certain uncertainty at free duty lower guideway, therefore use industry that considerable influence is arranged to each, the scope of application is also little, in the load-bearing guide rail, occur using unexpected easily, cause and damage instrument and equipment, reduce product service life etc., also obviously can not adapt to instructions for use as industries such as IT, bank, industry.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and can realize extension piecemeal, closed piecemeal, and the guide rail supporting power is big and not yielding, and stability three sections locks is preferably advanced the heavy duty guide rail that closure lock out.
The utility model is achieved through the following technical solutions: three sections locks advance the heavy duty guide rail that closure lock out, comprise the outer rail, middle rail and the core rail that connect successively, the external fixed body of outer rail, the external moving body of core rail, described outer rail, middle rail and core rail are respectively equipped with slide assemblies between any two, be provided with gravity swing locking mechanism between outer rail and the middle rail, be provided with the locking interlinked mechanism between middle rail and the core rail.
Described slide assemblies comprises pearl bar and the ball that cooperatively interacts and connect; Slide assemblies between outer rail and the middle rail is located at the outer rail both sides, and the slide assemblies between middle rail and the core rail is located at middle rail both sides.
Described gravity swing locking mechanism is a snap close, and on middle rail, snap close one side is provided with the bending clamping block to snap close by the snap close rivet.
Described outer rail is provided with the semi-round ball projection that is used to hold out against bending clamping block on the snap close, position corresponding with the bending clamping block on the described middle rail is provided with through hole, be square through hole or arc-shaped through-hole, after the bending clamping block stretches into through hole, can in through hole, swing around the snap close rivet, but and the semi-round ball projection of apical grafting on outer rail.
The end face that described semi-round ball projection matches with snap close is perpendicular with outer track surface, makes the fixation case of snap close more reliable, prevents that the situation of slippage from taking place; The outer track surface of semi-round ball projection one side is provided with arc-shaped through-hole or the clear opening that makes things convenient for the processing of semi-round ball projection.
Described locking interlinked mechanism is located at core rail inside, comprise the swing push rod, slide block, connecting rod and the movable snap close that connect successively, on the core rail, movable snap close passes through movable snap close rivet in core rail end, and movable snap close is provided with back-moving spring by the push rod rivet at swing push rod middle part.
Described outer rail end is provided with the terminal boss that matches with the guide ledges of movable snap close; The rail end is provided with the dovetail projection in described, is connected with the swing push rod of locking interlinked mechanism.
More than in the locking interlinked mechanism, the swing push rod can realize that the lock after the core rail is pulled out with respect to middle rail advances effect around the push rod rivet in the inboard upper and lower swing of core rail; The structure that slide block utilizes the core rail can not come off in the inboard forward and backward slip of core rail, can control the swing push rod by the forward and backward slip of slide block and push up mutually with the dovetail projection of middle rail end or separate; The connecting rod two ends are connected with movable snap close with slide block respectively, play the effect that connects workpiece and transmit motion.
An end of rail and outer rail apical grafting is equipped with the spacing glue that can avoid taking place ear-piercing metal strike note in described; The position that middle rail and core tread connect has been equipped with the fixing glue of relative fixed effect.
When heavy duty guide rail of the present utility model used, its operation principle was specially: will these three sections locks advance the heavy duty guide rail side that closure lock out and be contained between fixed body and the moving body, contact the frictional resistance of generation, middle rail and core rail relative fixed with the core rail by fixing glue; When moving movable snap close downwards, the guide ledges on the movable snap close is separated with the terminal boss of outer rail, has removed locking out of this heavy duty guide rail, pulls out the core rail this moment, and middle rail and core rail are drawn out with respect to outer rail simultaneously, thereby realize first section extension; In the middle of after rail and core rail pull out a segment distance, gravity is swung the bottom under the effect that latches in self gravitation of locking mechanism, the bending clamping block apical grafting on the snap close on the semi-round ball projection of outer rail inboard, thereby the relative lock with middle rail of outer rail is advanced; Continue pulling core rail, when the frictional resistance that overcomes core rail and fixing glue, the core rail therefrom can be pulled out in the rail, thereby realize second section extension; After treating that the core rail is moved the end to, along with the external force of moving movable snap close downwards disappears, activity latches under the effect of back-moving spring and resets, thereby move backward by the connecting rod drive slide block of riveting in movable snap close, the centralized positioning guide block of slide block is separated with swing push rod afterbody detent, swing push rod be in the position location, bottom this moment under self-gravity action, and with the dovetail projection of middle rail end apical grafting mutually, realize that the relative lock of core rail centering rail advances.When needs close up this heavy duty guide rail, move movable snap close downwards, move forward the centralized positioning guide block that makes slide block by the connecting rod drive slide block that is riveted on movable snap close and enter swing push rod afterbody detent, making the swing push rod overcome it is horizontal from gravity and separates with the dovetail projection of middle rail end, rail advances the lock of core rail in the releasing, and can back draw the core rail in this moment; The core rail folds when being at the end; the inboard snap close that promotes in core rail front is swung; the bending clamping block is risen; thereby remove of the locking of the inboard semi-round ball projection of outer rail to snap close; middle rail back can be closed up with respect to outer rail; so far can realize that core rail and middle rail close up back in the outer rail piecemeal, at this moment, the guide ledges that is riveted on the movable snap close of core rail afterbody slips into interior this heavy duty guide rail that forms of the terminal projection of outer rail and lock out.
Compared with prior art, the utlity model has following beneficial effect;
1, these three sections locks advance the gravity swing locking mechanism that heavy duty guide rail that closure lock out adopts and only realize removing its locking to the guide rail locking and by simple interlinked mechanism by the effect of its deadweight.Structure is very simple, and is convenient to operation, reliable operation.
2, after this heavy duty guide rail closure, it lock out performance makes guide rail structure more reasonable, and lock advances to lock out effective, and is convenient to actual use more.
3, to advance the supporting power of the heavy duty guide rail that closure lock out big, not yielding for these three sections locks, long service life, and good stability is more suitable for being used for the industries higher to the slide rail functional requirement such as IT, bank, industry, and range of application is bigger.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of outer rail in the utility model.
Fig. 3 is the structural representation of middle rail in the utility model.
Fig. 4 is the structural representation of the utility model SMIS rail.
Fig. 5 is the structural representation of snap close in the utility model.
Fig. 6 is a terminal dovetail projection of middle rail and the connection diagram that locks interlinked mechanism in the utility model.
Fig. 7 is the structural representation of movable snap close in the utility model.
Connection diagram when Fig. 8 is the terminal projection locking of the guide ledges of movable snap close in the utility model and outer rail.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
A kind of three sections locks of present embodiment advance the heavy duty guide rail that closure lock out, as shown in Figure 1, comprise the outer rail 1, middle rail 7 and the core rail 9 that connect successively, the structure of outer rail 1 specifically as shown in Figure 2, the structure of middle rail 7 specifically as shown in Figure 3, the structure of core rail 9 specifically as shown in Figure 4, outer rail 1 external fixed body, core rail 9 external moving bodys, outer rail 1, middle rail 7 and core rail 9 are respectively equipped with slide assemblies between any two, be provided with gravity swing locking mechanism between outer rail 1 and the middle rail 7, be provided with the locking interlinked mechanism between middle rail 7 and the core rail 9.
Slide assemblies comprises pearl bar 6 and the ball 8 that cooperatively interacts and connect; Slide assemblies between outer rail 1 and the middle rail 7 is located at outer rail 1 both sides, and the slide assemblies between middle rail 7 and the core rail 9 is located at middle rail 7 both sides.
Gravity swing locking mechanism is a snap close 4, during snap close 4 is riveted on by snap close rivet 5 on the rail 7, the structure of snap close 4 as shown in Figure 5, snap close 4 one sides are provided with bending clamping block 4-1.
As shown in Figure 2, outer rail 1 is provided with the semi-round ball projection 1-1 that is used to hold out against bending clamping block 4-1 on the snap close 4; As shown in Figure 3, position corresponding with bending clamping block 4-1 on the middle rail 7 is provided with through hole 7-1, is square through hole or arc-shaped through-hole; After bending clamping block 4-1 stretches into through hole 7-1, can in through hole 7-1, swing around snap close rivet 5, but and the semi-round ball projection 1-1 of apical grafting on outer rail 1.
End face that semi-round ball projection 1-1 matches with snap close 4 and outer rail 1 surface are perpendicular, make the fixation case of snap close 4 more reliable, prevent that the situation of slippage from taking place; Outer rail 1 surface of semi-round ball projection 1-1 one side is provided with arc-shaped through-hole or the clear opening that makes things convenient for semi-round ball projection 1-1 processing.
As shown in Figure 1, the locking interlinked mechanism is located at core rail 9 inside, comprise the swing push rod 10, slide block 12, connecting rod 13 and the movable snap close 16 that connect successively, swing push rod 10 middle parts are riveted on the core rail 9 by push rod rivet 11, movable snap close 16 is riveted on core rail 9 ends by movable snap close rivet 15, and movable snap close 16 is provided with back-moving spring 14.
As shown in Figure 1, outer rail 1 end is provided with the terminal boss 1-3 (wherein the concrete structure of movable snap close as shown in Figure 7) that matches with the guide ledges 16-1 of movable snap close 16; As shown in Figure 3, middle rail 7 ends are provided with dovetail projection 7-2, are connected with the swing push rod 10 of locking interlinked mechanism.
More than in the locking interlinked mechanism, swing push rod 10 can realize that the lock after core rail 9 is pulled out with respect to middle rail 7 advances effect around push rod rivet 11 in the 9 inboard upper and lower swings of core rail; Slide block 12 utilizes the structure of core rail 9 can not come off in the 9 inboard forward and backward slips of core rail, can control swing push rod 10 by the forward and backward slip of slide block 12 and push up mutually with the dovetail projection 7-2 of middle rail 7 ends or separate; Connecting rod 13 two ends are connected with movable snap close 16 with slide block 12 respectively, play the effect that connects workpiece and transmit motion.
As shown in Figure 1, middle rail 7 is equipped with the spacing glue 2 that can avoid taking place ear-piercing metal strike note with an end of outer rail 1 apical grafting; The position of middle rail 7 and core rail 9 apical graftings has been equipped with the fixing glue 2 of relative fixed effect.
When the heavy duty guide rail of present embodiment used, its operation principle was specially: will these three sections locks advance the heavy duty guide rail side that closure lock out and be contained between fixed body and the moving body, contact the frictional resistance of generation, middle rail 7 and core rail 9 relative fixed with core rail 9 by fixing glue 3; When moving movable snap close 16 downwards, guide ledges 16-1 on the movable snap close 16 separates with the terminal boss 1-3 of outer rail 1, has removed locking out of this heavy duty guide rail, pulls out core rail 9 this moment, middle rail 7 is drawn out with respect to outer rail 1 with core rail 9 simultaneously, thereby realizes first section extension; In the middle of after rail 7 pulls out a segment distance with core rail 9, snap close 4 bottom under the effect of self gravitation of gravity swing locking mechanism, the bending clamping block 4-1 apical grafting on the snap close 4 on the semi-round ball projection 1-1 of outer rail 1 inboard, thereby outer rail 1 is advanced with middle rail 7 relative locks; Continue pulling core rail 9,, core rail 9 therefrom can be pulled out in the rail 7, thereby realize second section extension when overcoming the frictional resistance of core rail 9 with fixing glue 3; After treating that core rail 9 is moved the end to, along with the external force of moving movable snap close 16 downwards disappears, movable snap close 16 resets under the effect of back-moving spring 14, thereby move backward by the connecting rod 13 drive slide blocks 12 of riveting in movable snap close 16, shown in the dotted line of Fig. 6, the centralized positioning guide block 12-1 of slide block 12 is separated with the afterbody detent 10-1 of swing push rod 10, swing push rod 10 and be in the position location, bottom this moment under self-gravity action, and with the dovetail projection 7-2 of middle rail 7 ends apical grafting mutually, realize that the relative lock of core rail 9 centering rails 7 advances.When needs close up this heavy duty guide rail, move movable snap close 16 downwards, drive slide block 12 by the connecting rod 13 that is riveted on movable snap close 16 and move forward the afterbody detent 10-1 that the centralized positioning guide block 12-1 that makes slide block 12 enters swing push rod 10, shown in the solid line among Fig. 6, making swing push rod 10 overcome it is horizontal from gravity and separates with the dovetail projection 7-2 of middle rail 7 ends, the lock of 7 pairs of core rails 9 of rail advances in the releasing, and can back draw core rail 9 in this moment; Core rail 9 folds when being at the end; the inboard snap close 4 that promotes in core rail 9 fronts is swung; bending clamping block 4-1 is risen; thereby remove the locking of outer rail 1 inboard semi-round ball projection 1-1 to snap close 4; middle rail 7 back can be closed up with respect to outer rail 1, can realize that so far core rail 9 and middle rail 7 close up back in the outer rail 1, at this moment piecemeal; the guide ledges 16-1 that is riveted on the movable snap close 16 of core rail 9 afterbodys slips into and forms this heavy duty guide rail in the terminal projection 1-3 of outer rail 1 and lock out, as shown in Figure 8.
As mentioned above, just can realize the utility model preferably, the foregoing description is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model; Be that all equalizations of being done according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (8)
1. three sections locks advance the heavy duty guide rail that closure lock out, comprise the outer rail, middle rail and the core rail that connect successively, the external fixed body of outer rail, the external moving body of core rail, it is characterized in that, described outer rail, middle rail and core rail are respectively equipped with slide assemblies between any two, are provided with gravity swing locking mechanism between outer rail and the middle rail, are provided with the locking interlinked mechanism between middle rail and the core rail.
2. advance the heavy duty guide rail that closure lock out according to the described three sections locks of claim 1, it is characterized in that, described slide assemblies comprises pearl bar and the ball that cooperatively interacts and connect; Slide assemblies between outer rail and the middle rail is located at the outer rail both sides, and the slide assemblies between middle rail and the core rail is located at middle rail both sides.
3. advance the heavy duty guide rail that closure lock out according to the described three sections locks of claim 1, it is characterized in that, described gravity swing locking mechanism is a snap close, and on middle rail, snap close one side is provided with the bending clamping block to snap close by the snap close rivet.
4. advance the heavy duty guide rail that closure lock out according to claim 1 or 3 described three sections locks, it is characterized in that, described outer rail is provided with the semi-round ball projection that is used to hold out against bending clamping block on the snap close, and position corresponding with the bending clamping block on the described middle rail is provided with through hole, is square through hole or arc-shaped through-hole.
5. advance the heavy duty guide rail that closure lock out according to the described three sections locks of claim 4, it is characterized in that, the end face that described semi-round ball projection matches with snap close is perpendicular with outer track surface, and the outer track surface of semi-round ball projection one side is provided with arc-shaped through-hole or the clear opening that makes things convenient for the processing of semi-round ball projection.
6. advance the heavy duty guide rail that closure lock out according to the described three sections locks of claim 1, it is characterized in that, described locking interlinked mechanism is located at core rail inside, comprise the swing push rod, slide block, connecting rod and the movable snap close that connect successively, the push rod rivet is passed through on the core rail in swing push rod middle part, movable snap close passes through movable snap close rivet in core rail end, and movable snap close is provided with back-moving spring.
7. advance the heavy duty guide rail that closure lock out according to claim 1 or 6 described three sections locks, it is characterized in that described outer rail end is provided with the terminal boss that matches with the guide ledges of movable snap close; The rail end is provided with the dovetail projection in described, is connected with the swing push rod of locking interlinked mechanism.
8. advance the heavy duty guide rail that closure lock out according to the described three sections locks of claim 1, it is characterized in that, an end of described middle rail and outer rail apical grafting is equipped with the spacing glue that can avoid taking place ear-piercing metal strike note; The position that middle rail and core tread connect has been equipped with the fixing glue of relative fixed effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201944363U CN201518928U (en) | 2009-09-09 | 2009-09-09 | Three-stage heavy-duty guide rail with locking and unlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201944363U CN201518928U (en) | 2009-09-09 | 2009-09-09 | Three-stage heavy-duty guide rail with locking and unlocking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201518928U true CN201518928U (en) | 2010-07-07 |
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ID=42505109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201944363U Expired - Fee Related CN201518928U (en) | 2009-09-09 | 2009-09-09 | Three-stage heavy-duty guide rail with locking and unlocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201518928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928710A (en) * | 2021-10-22 | 2022-01-14 | 北京熠润生物科技有限公司 | Medical instrument transport packaging box |
-
2009
- 2009-09-09 CN CN2009201944363U patent/CN201518928U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928710A (en) * | 2021-10-22 | 2022-01-14 | 北京熠润生物科技有限公司 | Medical instrument transport packaging box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100707 Termination date: 20130909 |