Spring handle
Technical field
The present invention relates to a kind of handle, is a kind of spring handle.
Background technology
Handle is the parts that a convenient door body, lid etc. open and close operation, applies comparatively extensively, and structural style is more.Existing handle mainly contains and draws and revolve two kinds of forms, and is mostly used in conjunction with lockset, reaches good theftproof performance.As the notice of authorization CN201125597Y of Chinese patent literature publication, October 1 2008 notice of authorization day, utility model name is called " for the telescopic handle mechanism of safe ", it comprises handle, axis on handle is through the installing hole on bin door-plate, and support upper spring between handle and door-plate, axis on handle has bayonet socket at medium position, be clasped with mobilizable clamp, and clamp is suspended on after door-plate by pilot hole and pin fit structure, power driving part is connected with clamp directly or indirectly, axis on handle is settled upper limit part in rear positions.Said structure, can be combined with mechanical lock or electronic lock easily, but Coupled motion structure is comparatively complicated, causes comparatively inconvenience of installation, maintenance.
Summary of the invention
For overcoming above-mentioned deficiency, the object of the invention is provides a kind of spring handle to this area, makes it solve existing like product linkage structure comparatively complicated, and installation, maintenance is the technical problem of inconvenience comparatively.Its objective is and be achieved through the following technical solutions.
A spring handle, this spring handle comprises handle, spring, handle set, handle is limited in handle set, be that handle is while being placed in handle set, handle and handle set cannot relatively rotate, and between handle and handle set, are provided with spring, by spring, complete the handle operation of upspringing.In handle, be provided with screens, be provided with clamping body in handle set, this clamping body is provided with the fixture block with clamping matching, and interlock fixture block movable STATEMENT OF FEDERALLY SPONSORED relative to screens.By the controlling organization that handle is upspring, be arranged in handle set, the controlling organization of handle being upspring in compared to existing technology separates assembling with handle, not only simplifies the structure, and has dwindled assembling volume, and installs comparatively convenient, fast, time saving and energy saving.Its design main points are: described clamping body comprises left fixture block, right fixture block, back-moving spring, action bars, described left fixture block and right fixture block are slidably matched, and both are provided with relative sliding face, between left fixture block and right fixture block, be provided with back-moving spring, described left fixture block, right fixture block separately slide plane correspondence are provided with left gathering hole, right gathering hole, described action bars one end is provided with flat bar, and flat bar is placed in the integrated operation mouth consisting of described left gathering hole, right gathering hole; Described left fixture block one end is provided with left dop, and right fixture block one end is provided with right dop, and described handle inside is provided with the annular snap fit coordinating with described left dop, right dop; Under original state, described flat bar is stuck in described left gathering hole, right gathering hole, and described left fixture block, right fixture block are failure to actuate under action of reset spring, and described left dop, right dop are stuck in described annular snap fit; When described left fixture block, right fixture block are towards back-moving spring compaction direction relative sliding during to extreme position, described left dop, right dop are separated with described annular snap fit.It is more than the concrete structure of clamping body, by action bars link left fixture block, right fixture block, and coordinate the elastic force of back-moving spring, and make left fixture block, right fixture block engages or depart from annular snap fit in handle, thereby realize handle, be hidden in the interior or handle of handle set and eject in handle set.Described left dop, right dop are equipped with oblique surface, while making handle enter in handle set, the oblique surface effect of offseting of handle annular hook part position and left dop, right dop, makes left dop, right dop relative sliding, until left dop, right dop and annular snap hook are closed.
Described left gathering hole, right gathering hole are equipped with splay end angle, between the slide plane of splay end angle and left fixture block, right fixture block, form bayonet socket, the flat bar of described action bars turns to extreme position with respect to left fixture block, right fixture block, while being flat bar and described bayonet socket clamping, left fixture block, right fixture block are failure to actuate under action of reset spring.Said structure is set, makes left fixture block, right fixture block after handle is upspring, keep current state, now press handle, handle cannot be reset to handle set.Only have rotating operation bar, remove the gripping orientation between flat bar and bayonet socket, can make left fixture block, right fixture block reset under action of reset spring.
The face that described left fixture block, right fixture block relative sliding offset is provided with spring groove, and described back-moving spring is placed in spring groove.
Structure of the present invention is comparatively simple, and manufacture processing is comparatively easy, and more for convenience, linkage reliability is high for assembling, use, and theftproof performance is good, is applicable to safety cabinet, or the architecture advances of like product.
Accompanying drawing explanation
Fig. 1 is that the present invention is in conjunction with the embodiment perspective view one of safety cabinet.
Fig. 2 is that the present invention is in conjunction with the embodiment perspective view two of safety cabinet.
Fig. 3 is cabinet door internal construction schematic diagram in Fig. 2 embodiment.
Fig. 4 is the assembly structure schematic diagram of Fig. 2 embodiment middle slide plate and gear.
Fig. 5 is the structural representation that spring handle of the present invention is connected with latch mechanism, gear.
Fig. 6 is the plane structure schematic diagram of spring handle of the present invention, has made A-A and analyse and observe in figure.
Fig. 7 is the A-A sectional structure schematic diagram of Fig. 6.
Fig. 8 is that in Fig. 7, handle is placed in the structural representation in handle set.
Fig. 9 is latch mechanism and clamping body linkage structure schematic diagram in Fig. 2 embodiment.
Figure 10 is the original state structural representation of action bars and clamping body interlock in Fig. 2 embodiment, and in figure, dotted line represents annular snap fit in handle.
Figure 11 is the structural representation of annular snap fit de-chucking state in clamping body and handle in Figure 10.
Figure 12 is structural representation when action bars turns to extreme position in Figure 11.
In figure, the name of sequence number is called: 1, cabinet, 101, locking storage room, 102, locking drawer, 2, cabinet door, 3, handle, 301, Handle axis, 302, annular snap fit, 4, slide plate, 5, gear, 6, the first cam plectrum, 601, camshaft, 7, the second cam plectrum, 701, rotary stopper groove, 8, handle set, 9, action bars, 901, flat bar, 10, connecting lever, 1001, protruding axle, 11, plectrum, 1101, arc chute, 12, lock body, 13, left fixture block, 1301, left dop, 1302, left gathering hole, 14, right fixture block, 1401, right dop, 1402, right gathering hole, 15, back-moving spring, 16, bayonet socket.
The specific embodiment
Now by reference to the accompanying drawings, take this spring handle to be installed on safety cabinet as example, the invention will be further described.
As shown in Fig. 1~4, this safety cabinet with spring handle comprises cabinet 1, cabinet door 2, cabinet inside is provided with locking storage room 101 and locking drawer 102, the hinged cabinet door of cabinet, cabinet door is provided with spring handle, latch mechanism, locking bolt, wherein locking bolt comprises forward and backward, upper and lower four road locking bolts, Gai Si road locking bolt connects respectively dead bolt by four slide plates 4 that are cross distribution and forms, slide plate is equipped with band tooth stroke groove 401, these four slide plates connect same gear 5 by band tooth stroke groove, by gear, control four slide plates and act on simultaneously, realize locking bolt and open or close.As shown in Figure 5, spring handle comprises handle 3, spring, handle set 8, and handle is limited in handle set, be that handle is while being placed in handle set, handle and handle set cannot relatively rotate, and mounting spring between handle and handle set realizes the operation of upspringing of handle by spring.Handle is provided with Handle axis 301, Handle axis one end is through the handle set second cam plectrum 7 with rotary stopper groove 701 that is in transmission connection, handle set is provided with the limited post (not shown in FIG.) coordinating with rotary stopper groove, thereby realizes the second cam plectrum, handle with respect to handle set rotation-limited.Gear one end of above-mentioned connection slide plate the camshaft 601 of the first cam plectrum 6, the first cam plectrums by being provided with that be in transmission connection is in transmission connection with above-mentioned the second cam plectrum, and above structure connects, and realizes the interlock between handle and locking bolt.
As shown in Fig. 7~12, handle inside is provided with a clamping body, this clamping body comprises left fixture block 13, right fixture block 14, back-moving spring 15, left fixture block, right fixture block are placed in and in handle set, are relative sliding, and be provided with relative sliding face, between left fixture block and right fixture block, back-moving spring is installed, and is made the state for mutually flicking under left fixture block, right fixture block original state.Left fixture block, right fixture block separately slide plane correspondence are provided with left gathering hole 1302, right gathering hole 1402, and left gathering hole, right gathering hole are equipped with splay end angle, between the slide plane of splay end angle and left fixture block, right fixture block, form bayonet socket 16.Handle set is flexibly connected an action bars 9, and action bars one end is provided with flat bar 901, and flat bar is placed in the integrated operation mouth forming with left gathering hole, right gathering hole in handle set and coordinates.Left fixture block one end is provided with left dop 1301, and right fixture block one end is provided with right dop 1401, is provided with the annular snap fit 302 coordinating with left dop, right dop in handle.Under original state, flat bar is stuck in left gathering hole, right gathering hole, annular snap fit clamping in left dop, right dop and handle, and handle is placed in handle set and does not upspring.When left fixture block, right fixture block are towards back-moving spring 15 compaction direction relative slidings during to extreme position, in left dop, right dop and handle, annular snap fit departs from, and handle ejects in handle set.
As shown in Figure 5, Figure 9, action bars 9 other ends stretch out in handle set, and linkage connects latch mechanism.Latch mechanism comprises lock body 12, plectrum 11, connecting lever 10, the affixed plectrum of lock body output, plectrum is provided with the arc chute 1101 of two ends band limited mouth, connecting lever one end connects arc chute by protruding axle 1001, the other end is provided with rectangle connecting hole, aforesaid operations bar is provided with the threaded rectangular shaped bolt coordinating with this rectangle connecting hole, by the hold-down nut that is threaded of rectangular shaped bolt, thereby makes connecting lever be difficult for departing from action bars.Above structure, is the linkage structure of latch mechanism of the present invention and spring handle.
In conjunction with Fig. 7~12, operating principle of the present invention is briefly described: as shown in Fig. 8, Figure 10, under original state, annular snap fit clamping in the left fixture block of clamping body, right fixture block and handle, handle is limited in handle set.When opened lock mechanism, latch mechanism drives action bars to rotate, and the flat bar of action bars promotes the right gathering hole of the left gathering hole of left fixture block, right fixture block, makes left fixture block, right fixture block relative sliding; When reaching position shown in Figure 11, left fixture block, right fixture block slide into extreme position towards back-moving spring compaction direction, and now the left dop of left fixture block is, the interior annular snap fit of the right dop of right fixture block and handle is threaded off, and handle ejects in handle set.Be rotated further latch mechanism, make the flat bar of action bars reach position shown in Figure 12 with respect to left fixture block, right fixture block, flat bar turns to extreme position with respect to left fixture block, right fixture block; Now, flat bar is stuck in the bayonet socket 16 between left gathering hole, right gathering hole, and the state of left fixture block, right fixture block is held.Now, turning handle, Handle axis drives the second cam plectrum, the first cam plectrum, gear to rotate, gear driven slide plate and dead bolt, thus realize the unlatching of cabinet door.While closing cabinet door, reverse operating handle.When needs are placed in handle set by handle again, reverse operating latch mechanism, remove the locking state between action bars and left fixture block, right fixture block, left fixture block, right fixture block self-resetting under action of reset spring, now handle is pressed in handle set, left dop, right dop link by annular snap fit in the oblique surface that is provided with separately and handle respectively, until left dop, right dop and annular snap hook are closed, complete the reset operation of handle.