The arc-shaped connector of rack
Technical field
The utility model relates to a kind of dismountable display shelf, relates in particular to the structure of the setting sleeve of rack, and it is installed on the strut of rack, is used to be provided with the glove rack.
Background technique
The detachable rack of prior art, multiple structural type is arranged, but many dismounting complexity, as shown in Figure 5, be that a detachable rack comprises strut 2, fit element 4 and puts thing rack 3, put thing rack 3 and be provided with plurality of fixed cover 31, strut 2 in axial direction is provided with several equally spaced locating slots 21, fit element 4 is up-small and down-big circular cone tube, its inside is provided with the fin that cooperates with locating slot 21 on the strut 2, outer wall cooperates with the fixed cover 31 of putting thing rack 3, and the inside bore and the fit element 4 at these fixed cover 31 two ends are suitable.
Adopt the rack of this structure; though can regulate the position of putting thing rack 3 according to the needs that use; but dismounting is all pretty troublesome with assembling; the fixed cover 31 that at first needs to put thing rack 3 separates with fit element 4; and then fit element 4 moved along strut; because the two is respectively equipped with the fin 43 and locating slot 21 that cooperatively interacts; and behind the suit; in order to cooperate closely; increase the stability of rack, the outer wall matching gap of the inwall of fit element 4 and strut 2 is little, so fit element 4 moves difficulty on strut 2; its fin 43 is in regular meeting is fastened on the locating slot 21 of strut 2; needing by force firmly with the two separately if the displacement of moving is bigger, just needs between cost very often; very big strength just can be finished; lose time; manpower, increase user's burden.Adopt the plastics material to make if put the fixed cover 31 of thing rack 3, can be out of shape after using for a long time, inner chamber increases, and is not tight with cooperating of fit element 4 and strut 2, can influence the rack reliability during operation, and easily generation is loosening, not steady.
The model utility content
The purpose of this utility model aim to provide a kind of simple in structure, be convenient to assembly and disassembly, repeatedly connect the arc-shaped connector of still firm rack after the dismounting.
The arc-shaped connector of the utility model rack, comprise fixed cover and setting sleeve, setting sleeve be up-small and down-big band tapering, the cross section is the half-body of revolution of major arc, the setting sleeve inwall is provided with the fin with the groove interworking of rack strut, fixed cover is the cylindrical shell of up-small and down-big band tapering, is sleeved on outside the setting sleeve.
Described setting sleeve wall body is axially arranged with can increase the flexible opening slot of wall body, and the bottom of opening slot also is provided with connection with it, can increases elastic manhole; Wall body is provided with outward and can strengthens and overcoat close-fitting rib dynamics, that have the angle of inclination, and bottom periphery is provided with some notched flanges, and the bottom of breach one side flange is provided with step.
Another technological scheme of the present utility model is: comprise fixed cover and setting sleeve, setting sleeve be up-small and down-big band tapering, the cross section is the half-body of revolution of major arc, the setting sleeve inwall is provided with the fin with the groove interworking of rack strut, fixed cover is the cylindrical shell of up-small and down-big band tapering, be sleeved on outside the setting sleeve, between setting sleeve and fixed cover, be set with the lock ring cover, the lock ring cover is the cylindrical shell of up-small and down-big band tapering, it is outer, also fixedly connected with it to be sleeved on setting sleeve, and fixed cover is sleeved on outside the lock ring cover.
Described lock ring cover is rotatably connected with setting sleeve.
Described setting sleeve wall body is axially arranged with can increase the flexible opening slot of wall body, and the bottom of opening slot also is provided with connection with it, can increases elastic manhole; Wall body is provided with outward and can strengthens and overcoat close-fitting rib dynamics, that have the angle of inclination, and bottom periphery is provided with some notched flanges, and the bottom of breach one side flange is provided with step.
Described lock ring cover is the cylinder of up-small and down-big band tapering, wall body is provided with outward and can strengthens and fixed cover close-fitting rib dynamics, that have the angle of inclination, the lower end oral area of its wall body is provided with flange, and the bottom of flange is provided with the hook that matches with setting sleeve breach number and match with flange with the level.
After adopting said structure, since setting sleeve be up-small and down-big band tapering, the cross section is the half-body of revolution of major arc, rather than the cylindrical shell of border sealing, that is to say that setting sleeve is an arc body, this arc is a major arc, setting sleeve can be by its opening and strut assembling, rather than with the strut suit, like this when changing the rack position, do not need moving that setting sleeve is required great effort on strut, only need utilize the elasticity of setting sleeve itself, just it can be taken off, fastens, increase the assembling, dismounting speed of rack, simple bindiny mechanism.
After adopting said structure, the utlity model has two kinds of operational versions: a kind of is that fixed cover and setting sleeve directly are used, when needing to regulate the height of glove rack after the assembling, only need to give power that makes progress of fixed cover, just it can be separated with setting sleeve, take out easily, and after setting sleeve broken away from the constraint of fixed cover, utilize the elasticity of itself, take off from strut by its opening; Another kind is to be provided with the lock ring cover to strengthen being connected between the fixed cover of setting sleeve and glove rack, with the stability that strengthens rack and the life-span of use.During assembling, the inwall fin of setting sleeve is buckled in the groove on the strut, then with lock ring cover and setting sleeve suit, pass the setting sleeve breach to linking up with, rotate the lock ring cover this moment, will link up with setting sleeve flange with the level to engage, and fixed cover is sleeved on this moment outside the lock ring cover to get final product again; When regulating glove rack height, only need give power that makes progress of fixed cover, just it can be separated with the lock ring cover, after the lock ring cover has broken away from the constraint of fixed cover, can break away from the setting sleeve dismounting, this moment, setting sleeve took off, and can shift one's position, and is simple and direct quick.Therefore the utlity model has simple in structure, be convenient to assembly and disassembly, repeatedly connect characteristics such as still firm after the dismounting.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the utility model embodiment one a three-dimensional exploded view;
Fig. 2 is the perspective view of looking up of the utility model embodiment one setting sleeve;
Fig. 3 is the perspective view of looking up of the utility model embodiment one lock ring cover;
Fig. 4 is the utility model embodiment two a three-dimensional exploded view;
Fig. 5 is the prior art structural representation.
Embodiment
Embodiment one, as Fig. 1, Fig. 2, shown in Figure 3, the arc-shaped connector of the utility model rack comprises fixed cover 1 and setting sleeve 2, the two suit; Setting sleeve 2 for up-small and down-big band tapering, the cross section is the half-body of revolution of major arc, setting sleeve 2 inwalls are provided with the fin 21 with groove 31 interworkings of rack strut 3; Fixed cover 1 is the cylindrical shell of up-small and down-big band tapering, and is fixedly installed on four edges on its glove rack 5 of rack, or several is set as required on glove rack 5.
Described setting sleeve 2 wall bodies are provided with can increase the flexible opening slot 22 of wall body, and the bottom of opening slot 22 also is provided with connection with it, can increases elastic manhole 26; Wall body is provided with outward and can strengthens and fixed cover 1 inwall close-fitting rib 23 dynamics, that have the angle of inclination, and bottom periphery is provided with the flange 24 of some band breach 241, and the bottom of breach one side flange is provided with step 25.
After adopting said structure, since setting sleeve 2 for up-small and down-big band tapering, the cross section is the solid of rotation of major arc, rather than the cylindrical shell of border sealing, that is to say that setting sleeve 2 is arc body, this arc is a major arc, setting sleeve 2 can be by its opening and strut 3 assemblings, rather than with strut 3 suits, like this when changing glove rack 5 positions, do not need moving that setting sleeve 2 is required great effort on strut 3, only need utilize the elasticity of setting sleeve 2 itself, just it can be taken off, fastens, increase the assembling, dismounting speed of rack, simple bindiny mechanism.
During use, if make the firm company of setting sleeve 2 and strut 3 tight when fixed cover 1 has enough dynamics, when in use not yielding, it can be by setting sleeve 2 directly and strut 3 suits; When needing to regulate the height of glove rack 5 after the assembling, only need to give 1 one power that make progress of fixed cover, just it can be separated with setting sleeve 2, take out easily, and after setting sleeve 2 broken away from the constraint of fixed cover 1, utilize the elasticity of itself, take off from strut 3 by its opening.
Embodiment two, as shown in Figure 4, the arc-shaped connector of the utility model rack comprises fixed cover 1, setting sleeve 2 and lock ring cover 4; Fixed cover 1 is the simplified of up-small and down-big band tapering, and is fixedly installed on four edges on its glove rack 5 of rack, or several is set as required on glove rack 5; Setting sleeve 2 for up-small and down-big band tapering, the cross section is the half-body of revolution of major arc, setting sleeve 2 inwalls are provided with the fin 21 with groove 31 interworkings of rack strut 3, setting sleeve 2 wall bodies are provided with can increase the flexible opening slot 22 of wall body, the bottom of opening slot 22, also be provided with connection with it, can increase elastic manhole 26, wall body is provided with outward and can strengthens and lock ring cover close-fitting rib 23 dynamics, that have the angle of inclination, bottom periphery is provided with the flange 24 of some band breach 241, and the bottom of breach one side flange is provided with step 25; Described lock ring cover 4 is the cylinder of up-small and down-big band tapering, wall body is provided with outward and can strengthens and fixed cover close-fitting rib 41 dynamics, that have the angle of inclination, the lower end oral area of wall body is provided with flange 42, and the bottom of flange 42 is provided with the hook 43 that matches with setting sleeve 2 breach 241 numbers; Lock ring cover 4 and setting sleeve 2 suits, its hook 43 insert 241 rotations of setting sleeve 2 breach, engage with setting sleeve 2 flanges 24 that have step 25, and fixed cover 1 is sleeved on outside the lock ring cover 4.
After adopting said structure, when fixed cover 1 intensity of glove rack 5 relatively poor, yielding in using, at this moment just need between setting sleeve 2 and fixed cover 1, be provided with 4 reinforcements of lock ring cover and be connected, with the life-span of the stable and use of enhancing rack.During assembling, the inwall fin 21 of setting sleeve 2 is buckled in the groove 31 on the strut 3, then with lock ring cover 4 and setting sleeve 2 suits, pass setting sleeve 2 breach 241 to linking up with 43, rotate lock ring cover 4 this moment, setting sleeve 2 flanges 24 of hook 43 with band step 25 are engaged, again fixed cover 1 is sleeved on lock ring cover 4 outer getting final product this moment; During adjusting glove rack 5 height, only need to give 1 one power that make progress of fixed cover, just it and lock ring can be overlapped 4 and separate, after lock ring cover 4 has broken away from the constraint of fixed cover 1, can break away from setting sleeve 2 dismountings, this moment, setting sleeve 2 took off, and can shift one's position, and is simple and direct quick.