CN202441175U

CN202441175U - Door returning buffer mechanism

Info

Publication number: CN202441175U
Application number: CN201220052084XU
Authority: CN
Inventors: 廖瑞忠
Original assignee: Suzhou Shengde Precise Electric Co Ltd
Current assignee: Suzhou Shengde Precise Electric Co Ltd
Priority date: 2012-02-17
Filing date: 2012-02-17
Publication date: 2012-09-19
Anticipated expiration: 2022-02-17

Abstract

The utility model relates to a door returning buffer mechanism. The door returning buffer mechanism comprises a returning buffer mechanism body, wherein the returning buffer mechanism body is provided with an extending plate and comprises a middle pulley mechanism, the middle pulley mechanism is shaft connection with the extending plate and comprises a pulley body and at least one fixing component, the pulley body comprises two pulleys and at least one positioning adjusting hole, and the fixing component penetrates through the positioning adjusting hole and the extending plate body in a fixing mode; the mechanism also comprises a first pushing sheet, the first pushing sheet is in overlap joint with the returning buffer mechanism body, the first pushing sheet is provided with a notch portion, the notch portion abuts against a releasing claw of the returning buffer mechanism body, the pulley body of the middle pulley mechanism is shaft connection with the extending plate, the pulley body is rotated, the width of the pulley body can be adjusted and changed, and only the single pulley body can be applied to upper door frames with different widths, so that the product cost is reduced and the usage convenience is improved.

Description

The door body returns buffer gear

Technical field

The utility model relates to a kind of body and returns buffer gear, especially relates to a kind of rotary pulley body that passes through, and the door body that can adjust and change the width of pulley body returns buffer gear.

Background technology

Generally be used to move the door body recurrence buffer gear of door; As shown in Figure 1, normally constitute by a

recurrence buffer gear

11 and 12 of plectrum devices, wherein this recurrence buffer gear 11 is installed in respectively on upper door frame 21 and the door body 22 with plectrum device 12; In Fig. 1; This recurrence buffer gear 11 is to be located at upper door frame 21, and this plectrum device 12 then is to be located on the body 22, but in fact also can be on demand or mechanism design difference and both rigging positions are exchanged; No matter which kind of fit; Common plectrum device 12 or the recurrence buffer gear 11 that is assembled mutually with this body 22, the meeting extra packet contains at least one puts middle pulley assembly 13, and this is put middle pulley assembly 13 and can touch mutually with the internal face of upper door frame 21 interior both sides usually; Put middle non-migration and can make to reach after this body 22 and upper door frame 21 combinations, produce when avoiding a body 22 to slide and rock or problem such as have some setbacks; Return buffer gear 11 and include elastic component 14, buffer gear 15 and release piece 16 usually; These plectrum device 12 its plectrums 17 are provided with a notch portion 18; It reaches automatic recurrence is to utilize the notch portion 18 of this plectrum 17 to fasten mutually with this release piece 16 with the principle of buffering; By the mobile control of door body 22 and switch this plectrum 17 and separate or combine with release piece 16 and fasten, thereby the stretching of changeable this elastic component 14 location or return resets, and then makes this body 22 can reach the purpose that automatic location returns.

This body returns buffer gear, though can reach the purpose that automatic location returns, this width of putting middle pulley assembly 13 is that fixed structure can't be adjusted change; Therefore only be applicable to the upper door frame 21 of single-width size; When the width of this upper door frame 21 not simultaneously, what promptly must change other size puts middle pulley assembly 13, so will cause dismounting time-consuming; Also can significantly increase the Mold Making cost that this puts middle pulley assembly 13, and then the inconvenience that causes the raising of product cost and use; Unusually fail to fasten mutually with the notch portion 18 of this plectrum 17 because of mechanism action when this release piece 16, when causing automatic recurrence disabler, returning buffer does not have corresponding mechanism design yet and can repair this situation, and then can cause the reduction of production reliability.

Summary of the invention

The utility model technical problem to be solved provides a kind of body and returns buffer gear; Because existing door body returns buffer gear; Because of its width of putting the middle pulley assembly is that fixed structure can't be adjusted change, and width that must upper door frame is changed the different middle pulley assemblies of putting, and then causes the Mold Making cost to improve and use inconvenience; Therefore the purpose of the utility model is to provide a kind of body to return buffer gear; This is put its pulley body of middle pulley mechanism and is connected with this extension board axon, and the user only need rotate this pulley body, can adjust and change the width of this pulley body; And the utility model is only needed with single pulley body promptly applicable to the upper door frame of different in width; Thereby need not time-consumingly to change this pulley body of assembling, and the expense that can significantly save the pulley body of making different in width, and then the utility model can be reached reduce product cost and the effect that promotes ease of use.

The technical scheme that its technical problem of the utility model solution is taked is: a kind of body returns buffer gear; It is characterized in that: described door body returns buffer gear and comprises that one returns buffer gear and one first plectrum; Include elastic component, slide mechanism and release piece in the described recurrence buffer gear; Release piece is to utilize axis of rotation to be connected with described slide mechanism, and described elastic component two ends are fixedly connected with described recurrence buffer gear and described slide mechanism respectively, and described recurrence buffer gear is provided with a groove and a notch part; Notch part is located at groove one side; Described recurrence buffer gear is provided with one and extends plate body, extends plate body and is provided with at least one fixing hole, and described recurrence buffer gear includes puts middle pulley mechanism; Putting middle pulley mechanism is connected with described extension board axon; The described middle pulley mechanism of putting includes a pulley body and at least one fixture, and described pulley body includes two pulleys and at least one adjustment hole, location, and described fixture passes adjustment hole, described location and described fixing hole;

Described first plectrum is connected with this recurrence buffer gear, and this first plectrum is provided with a notch portion, and notch portion fastens with the release piece of this recurrence buffer gear mutually.

Adjustment hole, described location is single rectangular arcuation hole.

Described groove is provided with one away from the same side of described notch part and lost efficacy and prevent that arm, described inefficacy from preventing that arm from being elastic construction.

One end of described first plectrum is provided with a wedge shape elasticity support arm.

Described extension plate body is provided with a graduation apparatus.

Described pulley body includes a pointer portion.

Described door body returns buffer gear and also includes at least one second plectrum, and described second plectrum and described first plectrum fixedly coincide.

The thickness of described second plectrum equates with the thickness of described first plectrum or does not wait.

Be provided with an elastic force guiding mechanism in the described recurrence buffer gear, and described elastic force guiding mechanism is fixedly connected with described elastic component one end.

Described elastic force guiding mechanism includes a moving member, a junction and a screw.

The beneficial effect of the utility model is: after having adopted this kind structure; Only need with single pulley body promptly applicable to the upper door frame of different in width; Thereby need not time-consuming change the assembling this pulley body; And the expense that can significantly save the pulley body of making different in width, and then can reduce product cost and simple in structure, be convenient to operation.

Description of drawings

Fig. 1 is the action sketch map of conventional techniques.

Fig. 2 is the decomposing schematic representation of the utility model.

Fig. 3 is the combination sketch map of the utility model.

Fig. 4 is that upper door frame and Men Tiyu the utility model of moving door are assembled sketch map.

Fig. 5 is the action sketch map that the utility model is put middle pulley institutional adjustment width.

Fig. 6 is the preceding sketch map of action that the reparation of the utility model returns inefficacy automatically.

Fig. 7 is that the reparation of the utility model returns sketch map after the action of inefficacy automatically.

Fig. 8 is the schematic side view of second embodiment of the utility model.

Fig. 9 is the part combination sketch map of the 3rd embodiment of the utility model.

Among the figure: 11, return buffer gear; 12, plectrum device; 13, put the middle pulley assembly; 14, elastic component; 15, buffer gear; 16, release piece; 17, plectrum; 17, elastic component; 18, notch portion; 21, upper door frame; 22, door body; 3, return buffer gear; 31, housing; 32, lid; 33, buffer gear; 34, elastic component; 35, slide mechanism; 36, extend plate body; 361, axis hole; 362, fixing hole; 363, graduation apparatus; 35, first roller devices; 351, roller; 352, combine fixture; 353, screw; 36, second roller devices; 361, roller; 362, combine fixture; 363, screw; 37, groove; 371, inefficacy prevents arm; 38, notch part; 39, release piece; 391, axis of rotation; 4, first plectrum; 41, installing hole; 42, notch portion; 43, wedge shape elasticity support arm; 5, put middle pulley mechanism; 51, pulley body; 511, pulley; 512, location adjustment hole; 513, pointer portion; 52, the part that is coupling; 53, fixture; 61, upper door frame; 62, door body; 7, second plectrum; 8, elastic force guiding mechanism; 81, moving member; 82, screw; 83, connecting portion; D1, projection spacing; D2, projection spacing.

The specific embodiment

For the further feature content that makes the convenient simple and direct understanding the utility model of your auditor and advantage and the effect reached thereof can more manifest, with the utility model conjunction with figs., detailed description as follows:

To shown in Figure 4, the utility model provides a kind of body to return buffer gear like Fig. 2, and it comprises:

One returns buffer gear 3, and this recurrence buffer gear 3 has a housing 31 and a lid 32, and this lid 32 is fixedly connected with housing 31; Still include buffer gear 33, elastic component 34, slide mechanism 35 and release piece 39 in this recurrence buffer gear 3, this buffer gear 33, elastic component 34, slide mechanism 35 all are arranged in this housing 31 and the lid 32 formed accommodation spaces with release piece 39, and this release piece 39 is to utilize its axis of rotation 391 to be connected with 35 of this slide mechanisms again; And this release piece 39 can be rotated relative to this slide mechanism 35, these elastic component 34 two ends are fixedly connected with housing 31 and this slide mechanism 35 of this recurrence buffer gear 3 respectively, and are extremely shown in Figure 4 like Fig. 3; The housing 31 of this recurrence buffer gear 3 is provided with a groove 37 and a notch part 38, and this notch part 38 is located at groove 37 1 sides, and the detail structure of this buffer gear 33, elastic component 34, slide mechanism 35, release piece 39, groove 37 and notch part 38 and connection relationship or group structure mode are to belong to prior art and non-this case technical characterictic again; So will not detail at this, as shown in Figure 6, this groove 37 is provided with an inefficacy and prevents arm 371 in the same side away from this notch part 38; This inefficacy prevents that arm 371 from can be elastic construction, and in addition, this recurrence buffer gear 3 is provided with one and extends plate body 36; In the present embodiment; This extension plate body 36 is one-body molded with this lid 32, and in other embodiment, this extends plate body 36 also can be one-body molded with this housing 31; This extension plate body 36 is provided with an axis hole 361, at least one fixing hole 362 and a graduation apparatus 363; This recurrence buffer gear 3 can further include and puts middle pulley mechanism 5 again, and this is put middle pulley mechanism 5 and is connected with these extension plate body 36 361 of its axis holes, and this is put middle pulley mechanism 5 and includes a pulley body 51, be coupling part 52 and at least one fixture 53; Wherein this part 52 that is coupling wears the axis hole 361 of this pulley body 51 and this extension plate body 36; Be coupling and make this pulley body 51 extend plate body 36 with this, this pulley body 51 includes two pulleys 511 and at least one adjustment hole 512, location again, in the present embodiment; This adjustment hole 512, location is single rectangular arcuation hole; This fixture 53 is to fasten this adjustment hole 512, location and this fixing hole 362 again, and this pulley body 51 more can further include a pointer portion 513 in addition, and is as shown in Figure 3; The position of this pointer portion 513 is corresponding with the position that this extends plate body 36 its graduation apparatus 363; As shown in Figure 4, this recurrence buffer gear 3 can supply to be fixedly connected with the door body 62 that moves door usually, makes this body 62 can drive this recurrence buffer gear 3 interlocks;

First plectrum 4, as shown in Figure 2, this first plectrum 4 returns buffer gear 3 with this and overlaps mutually; This first plectrum 4 is provided with at least one installing hole 41; As shown in Figure 4, this first plectrum 4 can supply with move door on doorframe 61 be fixedly connected, this first plectrum 4 is provided with a notch portion 42; And this notch portion 42 fastens with the release piece 39 of this recurrence buffer gear 3 mutually; As shown in Figure 3, an end of first plectrum 4 can further be provided with a wedge shape elasticity support arm 43, and as shown in Figure 4 is to adopt upper door frame that moves door 61 of the utility model and the sketch map that door body 62 is accomplished after being assembled;

As shown in Figure 5; This pulley body 51 of putting middle pulley mechanism 5 is connected with 36 of this extension plate bodys, and the user only need rotate this pulley body 51, can adjust and change projection space D 1, the D2 of two pulleys 511 of this pulley body 51; Also can adjust the width between these two pulleys 511; Behind the position of adjustment to be determined, the user can should adjust hole 512 and fixing hole 362 in the location with these fixture 53 lockings again, can reach locating effect; The utility model only needs with single pulley body 51 promptly applicable to the upper door frame 61 of different in width; Thereby need not time-consumingly to change this pulley body 51 of assembling, and the expense that can significantly save the pulley body 51 of making different in width, and then the utility model can be reached reduce product cost and the effect that promotes ease of use; In addition; This extension plate body 36 is provided with graduation apparatus 363; This pulley body 51 includes a pointer portion 513, more accurately adjusts the anglec of rotation or the position of this pulley body 51, and then the utility model can be had more accurately adjust concurrently the effect of these pulley body 51 width.

As shown in Figure 6, fail unusually to fasten mutually because of mechanism action when this release piece 39, when causing automatic recurrence disabler with the notch portion 42 of this first plectrum 4; Is provided with one in the same side by this groove 37 and lost efficacy and to prevent arm 371, and this inefficacy prevents that arm 371 from being elastic construction that the user is removable this body 62 and make this first plectrum 4 towards the direction relative motion near this release piece 39 away from this notch part 38; And the wedge shape elasticity support arm 43 that makes this first plectrum 4 can push this release piece 39; This release piece 39 can push this inefficacy and prevent arm 371, can be the axle center rotation with this axis of rotation 391 and make this release piece 39, when this first plectrum 4 continues courts near the direction relative motion of this release piece 39; As shown in Figure 7; This release piece 39 promptly can fall between the notch portion 42 and wedge shape elasticity support arm 43 of this first plectrum 4, and this moment, the user can continue to make this first plectrum 4 towards the direction relative motion near this release piece 39, can comply with and aforementioned identical operating principle again; This release piece 39 is fallen into and fasten mutually with the notch portion 42 of this first plectrum 4; Perhaps, the user also can promote this door body 62 that moves door, and makes this first plectrum 4 drive the notch part 38 that this release piece 39 moved and fell into this groove 37; Oppositely promote this body 62 this moment again; This release piece 39 is fallen into and fasten mutually, so can repair the failure state of this release piece 39, and then can make the utility model can have the effect that promotes production reliability concurrently with the notch portion 42 of this first plectrum 4; In addition; The wedge shape elasticity support arm 43 of this first plectrum 4 has elasticity; When this first plectrum 4 produces relative motion towards the direction near this release piece 39; Can make this wedge shape elasticity support arm 43 receive the reaction force of this release piece 39 simultaneously and be extruded, and can make the playback action of this release piece 39 more smooth and easy, and then can make the utility model have the effect that reaches better production reliability concurrently.

Be illustrated in figure 8 as second embodiment of the utility model; Wherein more include at least one second plectrum 7; And this second plectrum 7 coincides mutually with this first plectrum 4 and sets firmly; The thickness of this second plectrum 7 can equate with the thickness of this first plectrum 4 or not wait; When both height falls of the upper door frame that moves door 61 that uses the utility model and door body 62 were excessive, first plectrum 4 or second plectrum 7 of promptly visual demand collocation all thickness can fasten the notch portion 42 of this first plectrum 4 or second plectrum 7 smoothly mutually with the release piece 39 of this recurrence buffer gear 3; And make the upper door frame 61 of the utility model, and then can make the utility model can have the effect that promotes its applicability concurrently applicable to differing heights.

Be illustrated in figure 9 as the 3rd embodiment of the utility model; Wherein further be provided with an elastic force guiding mechanism 8 in the housing 31 of this recurrence buffer gear 3, this elastic force guiding mechanism 8 is fixedly connected with these elastic component 34 1 ends, and these elastic component 34 other ends are then kept with this slide mechanism 35 and are fixedly connected; This elastic force guiding mechanism 8 includes a moving member 81, a junction 83 and a screw 82; This moving member 81 is fixedly connected with these elastic component 34 1 ends, and this connecting portion 83 is connected with this moving member 81, in the present embodiment; This connecting portion 83 can be formed in one with this moving member 81; This screw interts with this housing 31 and connecting portion 83 and is connected, and rotatable this screw 82 of user can stretch or loosen this elastic component 34 to drive this connecting portion 83 and moving member 81 displacements; Advance the length that fine-tuning this elastic component 34 stretches when locating; Fine-tuning this elastic component 34 returns the elastic force size that resets, and speed, power and smooth degree can return automatically according to this door body 62 that moves door of user's demand adjustment control the time, and then can make the utility model have the effect that reaches better applicability and ease of use concurrently.

For making the utility model show its progressive and practicality more, to do a comparative analysis following with conventional techniques:

Conventional techniques:

1, be only applicable to doorframe on the single-width size, that maybe must change different in width puts the middle pulley assembly, causes dismounting time-consuming, significantly increases the Mold Making cost that this puts the middle pulley assembly simultaneously.

2, do not have the mechanism design of repairing automatic recurrence disabler, production reliability is relatively poor.

This creation advantage:

Therefore 1, can adjust the width that this puts middle pulley mechanism, need not to change promptly, can reduce product cost and promote ease of use applicable to doorframe on the different in width.

2, possess the mechanism design of repairing automatic recurrence disabler, production reliability is preferable.

3, doorframe on the applicable differing heights promotes the product applicability.

4, can adjust the elastic force size of automatic recurrence, promote ease of use.

Claims

1. a door body returns buffer gear; It is characterized in that: described door body returns buffer gear and comprises that one returns buffer gear (3) and one first plectrum (4); Include elastic component (34), slide mechanism (35) and release piece (39) in the described recurrence buffer gear (3); Release piece (39) is to utilize axis of rotation (391) to be connected with described slide mechanism (35); Described elastic component (34) two ends are fixedly connected with described recurrence buffer gear (3) and described slide mechanism (35) respectively; Described recurrence buffer gear (3) is provided with a groove (37) and a notch part (38), and notch part (38) is located at groove (37) one sides, and described recurrence buffer gear (3) is provided with one and extends plate body (36); Extend plate body (36) and be provided with at least one fixing hole (362); Described recurrence buffer gear (3) includes puts middle pulley mechanism (5), puts middle pulley mechanism (5) and is connected with described extension plate body (36) axle, and the described middle pulley mechanism (5) of putting includes a pulley body (51) and at least one fixture (53); Described pulley body (51) includes two pulleys (511) and at least one adjustment hole (512), location, and described fixture (53) passes described adjustment hole, location (512) and described fixing hole (362);

Described first plectrum (4) is connected with this recurrence buffer gear (3), and this first plectrum (4) is provided with a notch portion (42), and notch portion (42) fastens with the release piece (39) of this recurrence buffer gear (3) mutually.

2. door body according to claim 1 returns buffer gear, it is characterized in that: described adjustment hole, location (512) is single rectangular arcuation hole.

3. door according to claim 1 and 2 body returns buffer gear, it is characterized in that: described groove (37) is provided with one away from the same side of described notch part (38) and lost efficacy and prevent that arm (371), described inefficacy from preventing that arm (371) from being elastic construction.

4. door body according to claim 1 and 2 returns buffer gear, and it is characterized in that: an end of described first plectrum (4) is provided with a wedge shape elasticity support arm (43).

5. door body according to claim 1 and 2 returns buffer gear, and it is characterized in that: described extension plate body (36) is provided with a graduation apparatus.

6. door body according to claim 1 and 2 returns buffer gear, and it is characterized in that: described pulley body (51) includes a pointer portion (513).

7. door body according to claim 1 and 2 returns buffer gear, it is characterized in that: described door body returns buffer gear and also includes at least one second plectrum (7), and described second plectrum (7) fixedly coincides with described first plectrum (4).

8. door body according to claim 7 returns buffer gear, and it is characterized in that: the thickness of described second plectrum (7) equates with the thickness of described first plectrum (4) or do not wait.

9. door body according to claim 1 and 2 returns buffer gear, it is characterized in that: be provided with an elastic force guiding mechanism (8) in the described recurrence buffer gear (3), and described elastic force guiding mechanism (8) is fixedly connected with described elastic component (34) one ends.

10. door body according to claim 9 returns buffer gear, it is characterized in that: described elastic force guiding mechanism (8) includes a moving member (81), an a junction (83) and a screw (82).