CN102904165A - Switch box door handle - Google Patents
Switch box door handle Download PDFInfo
- Publication number
- CN102904165A CN102904165A CN2011102154602A CN201110215460A CN102904165A CN 102904165 A CN102904165 A CN 102904165A CN 2011102154602 A CN2011102154602 A CN 2011102154602A CN 201110215460 A CN201110215460 A CN 201110215460A CN 102904165 A CN102904165 A CN 102904165A
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- China
- Prior art keywords
- room
- handgrip
- spring
- block
- buffer unit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention discloses a switch box door handle which comprises a body, a linkage shaft, a lockset and a tongue piece, wherein the linkage shaft is provided with a containing groove and a buffer device, and comprises a spring cover comprising an O-shaped ring as well as a spring; the lockset is arranged at the opposite end of the body, links with a baffle block and the handle arranged on the body, is pivoted on the leakage shaft, and butts against the buffer device, and the rear end of the lockset is buckled by the baffle block; and the tongue piece is fixedly arranged on the bottom end of the linkage shaft. According to the invention, the O-shaped ring of the buffer device is utilized for improving appropriate frictional force, and the spring cover is utilized for providing buffer effect for indirect pushing and supporting, so that the situation that the hand part is hurt or a user feels discomfortable on the hands due to sudden bouncing-up of the handle can be avoided, and the occurrence that relevant components collide to generate abrasion and produce noises can be reduced.
Description
Technical field
The present invention is relevant in switch-box, espespecially utilizes frictional force and the spring shield of the O type ring raising appropriateness of buffer unit to make switch chamber door handgrip have slowly ascending effect, produces the phenomenon of upspringing rapidly in the time of can preventing according to this door capable of being opened handgrip.
Background technology
So-called switch-box spring lock of door, mainly refer to the spring lock of door structure for electric box or distribution box, it generally is to be provided with a skeleton frame in a switch casing, offer a groove on this skeleton frame, this groove is for an accommodating lockset, the catch that is connected with lockset and a leader, this handle one end is to be hubbed in the groove, and the end of this end is to be provided with a tongue piece; Open and close action by lockset produces expanding-contracting action and makes handle break away from clip with the control catch, and then orders about handle and upspring, and drives according to this tongue piece again and rotates, and makes its disengaging or is connected to box inside, to reach the effectiveness of switch chamber door.In the described structure, generally be to adopt torque spring as ordering about the means that handle is upspring, when lockset control catch shrank, this handle can be upspring rapidly by the elastic-restoring force of torque spring, and then provides the user to operate.
Only, aforementioned structure is to utilize the elastic-restoring force effect of torque spring and upspring rapidly, the sense of discomfort that easily causes the user to point during operation, and if any accidentally, more may the bullet wound hand.
In addition, handle upspring rapidly easily with skeleton frame on other associated components collision, and undermine easily the position that is pivoted of this handle, produce and seriously wear away impaired situation, cause the shortening in useful life of associated components; In addition, member collides the noise of more can deriving mutually rapidly, increases operational sense of discomfort.
Summary of the invention
In view of this, main purpose of the present invention is that a kind of phenomenon of upspringing rapidly that produces when preventing from opening is being provided, and by the slow effect that rises, promotes the switch chamber door handgrip of whole texture.
Switch chamber door handgrip of the present invention mainly comprises:
One knocker body, its two ends respectively offer the first room and the second room, and the knocker body surface also offers the 3rd room that is communicated with this first room and the second room, and described the first room inboard is provided with through hole, is provided with block edge in the first room outer-rear end peripheral region.
One couple axle is to place in the first room, and it can be concaved with one and be communicated with the storage tank that articulates the section opening according to axially defining the canned paragraph that articulates section, axle body section and be piercing in through hole on this axle body section, and the external diameter surface of this canned paragraph is provided with a plurality of grooves; In storage tank, and be provided with a buffer unit, described buffer unit comprises the spring that a spring shield and is preloading condition, the spring head end is resisted against the storage tank inboard, and tail end is shored at spring shield inboard, and spring shield can be given prominence in good time or be compressed in the storage tank, establish an O type annular groove with O type ring in the spring shield periphery, when buffer unit places storage tank, can improve by this O type ring the frictional force of appropriateness, can obtain the effect of this buffer unit.
One lockset is to place in the second room, and it comprises a core body and can be by the block of core body interlock, and this block one end is provided with holding part, and a different end is provided with retaining wall, is provided with a reset spring part between this retaining wall and the second room inwall; One handgrip, to place in the 3rd room, handgrip one end is positioned at the second room, this end is provided with the button that the can be block holding part institute clasp groove of pulling, the different end of handgrip is positioned at the first room, this end is provided with the pivoting part that the pivot joint section with couple axle is pivoted, and this pivoting part also resists on the spring shield of buffer unit.
One tongue piece, to be located at knocker body back, and the canned paragraph that is fixed in couple axle is terminal, also overlap the limited aunular sheet of pulling between tongue piece and couple axle, confession is positioned the protuberance on the couple axle but this limited aunular sheet inner edge is provided with the clip groove, the limited aunular sheet outer rim is provided with and can in order to resist the abutting part of block edge, drives the angle that tongue piece rotates to limit couple axle.
Description of drawings
For making the auditor to structural feature of the present invention and effect further understanding and approval can be arranged, below enumerate preferred embodiment, and cooperate description of drawings such as rear, wherein:
The three-dimensional combination figure of the better enforcement aspect of Fig. 1 the present invention.
The solid group of the better enforcement aspect of Fig. 2 the present invention is established figure.
Generalized section when the better enforcement aspect of Fig. 3 the present invention is closed.
Generalized section when the better enforcement aspect of Fig. 4 the present invention is opened.
Embodiment
See also Fig. 1 to Fig. 3, the present invention mainly comprises: a body 10, be arranged in the couple axle 20 at body 10 two ends and a lockset 30, be located at body 10 just the handgrip 40 and of (front) face be located at body 10 back of the body (afterwards) faces and be fixed in the tongue piece 50 of couple axle 20 1 ends, the front end of this handgrip 40 is to be hubbed at couple axle 20, and handgrip 40 rear ends then can cooperate the effectiveness of lockset 30 clips or disengaging and form the state of opening or closing in good time.
This body 10 mainly is to be fixed on a casing (for example electric box or distribution box ... Deng) the door-plate (not shown) on, these knocker body 10 two ends, respectively offer the first room 11 and the second room 12, accommodating couple axle 20 and lockset 30 are provided respectively, be provided with simultaneously one on the body 10 from the depression of (front) face just and be communicated with the 3rd room 13 of the first room 11 and the second room 12, for accommodating handgrip 40; These the first room 11 inboards more are provided with a through hole 111, so that couple axle 20 stretches out the first room 11 to link tongue piece 50; Face in peripheral region in the first room 11 outer-rear end, then projection is formed with two block edges 112 that are positioned at diagonal position.
This couple axle 20 is to place in the first room 11 of main body 10, and this couple axle 20 goes out to articulate section 21, one axle body section 22 and a canned paragraph 23 according to axial definable.This pivot joint section 21 has radially an opening plants for handgrip 40 front ends, and is respectively equipped with pivot hole 24 adjacent to its opening both sides, for wearing an alignment pin 25, further can articulate with handgrip 40 front ends; To be concaved with vertically one to be communicated with the storage tank 26 that articulates section 21 openings on the axle body section 22; This canned paragraph 23 is the through holes 111 that pass the first room 11, canned paragraph 23 faces on the external diameter surface that is connected to through hole 111, be provided with a plurality of grooves 27 that are default circumference angular distribution, canned paragraph 23 ends are to be configured as a section the polygonal body of rod such as to be again, and canned paragraph end 23 offers a lockhole 28, to link tongue piece 50.
Wherein, in the storage tank 26 of axle body section 22, to be provided with a buffer unit 29, this buffer unit 29 comprises the spring 292 that a spring shield 291 and is preloading condition, these spring 292 head ends are to be resisted against storage tank 26 inboards, tail end then is to shore in this spring shield 291 inboards, makes spring shield 291 give prominence in good time or to be compressed in the storage tank 26; In addition establish an O type annular groove 294 with O type ring 293 in spring shield 291 peripheries, when buffer unit 29 places storage tank 26, can improve by this O type ring 293 frictional force of appropriateness, can obtain the effect of this buffer unit 29, the position of other the spring 292 handgrip door 40 that forces in, the arm of force of the two is less than traditional distance, and this also can slow down the effect of elastic force.
This lockset 30 is to place in the second room 12 of main body 10, and this lockset 30 comprises a core body 31 and can be by the block 32 of core body 31 interlocks.These core body 31 1 ends are the fronts that expose to main body 10, and core body 31 different ends are provided with service portion 33 (this service portion 33 is to be projection in present embodiment).32 of this blocks are to be positioned at service portion 33 ends, and an end of this block 32 is provided with a holding part 34, on the block 32 and be provided with one the fluting 35, service portion 33 for core body 31 stretches into, driving this block 32 in the 12 interior slippages of the second room, and with the described handgrip 40 of holding part 34 clasps, make its location; The other end of block 32 is provided with a retaining wall 36, between this retaining wall 36 and the second room 12 inwalls, is provided with a reset spring part 37, provides block 32 to be subject to core body 31 and drives after the slippage, can by the elastic-restoring force of this reset spring part 37, push against this block 32 and reset.
And the handgrip 40 of this case is the 3rd room 13 that places main body 10, and the rear end of handgrip 40 is to be positioned at the second room 12, and is formed with a button that can be the holding part 34 corresponding clasps of block 32 groove 41 of pulling; Handgrip 40 front ends then are positioned at the first room 11, and are formed with a pivoting part 42, and this pivoting part 42 is provided with a pivot hole 43 of running through its both sides, are articulated with couple axle 20 by alignment pin 25; This pivoting part 42 is located towards the first room 11 inboards, is to be configured as a planar portions 44, is located at buffer unit 29 on the couple axle 20 with resistance.
In addition, tongue piece 50 is to be positioned at couple axle 20 bottoms, offer a spline 51 on this tongue piece 50, pull on the canned paragraph 23 of couple axle 20 with cover, 20 of tongue piece 50 and couple axles, and the cover limited aunular sheet 52 of having pulled, these limited aunular sheet 52 inner edges are formed with protuberance 53, be inserted in the groove 27 of canned paragraph 23 with it, to be positioned on the couple axle 20, sequentially wear tongue piece 50, limited aunular sheet 52 with fixture 54 again and secure to the lockhole 29 of couple axle 20, form the one aspect, come off on couple axle 20 to prevent tongue piece 50.Wherein, in limited aunular sheet 52 outer rims, be to be provided with in relative position (namely be separated by 180 degree) to be two abutting parts 55 that stretch out shape, can according to the resistancing action by the block edge 112 of abutting part 55 and the first room 11 outsides, use limiting the angle that couple axle 20 drives tongue pieces 50 rotations.
See also again Fig. 3 and Fig. 4.Wherein, the generalized section of Fig. 3 while when the better enforcement aspect of announcement is closed; Fig. 4 is the generalized section when disclosing better enforcement aspect unlatching.
When user's wish is opened the door-plate (not shown) of a casing, to drive this lockset 30 in advance, its service portion 33 is rotated to a disengaging configuration by a clip position, to drive block 32 displacements, the button that makes the holding part 34 of block 32 break away from handgrips 40 groove 41 of pulling, making this handgrip 40 form can be with respect to the state of couple axle 20 free pivots pendulum.At this moment, the buffer unit 29 that couple axle 20 articulates in the section 21, according to outwards shoring spring shield 291 by the elastic-restoring force of the spring 292 that is preloading condition, be positioned at handgrip 40 on the couple axle 20 by spring shield 291 contacts again, touch until buffer unit 29 pastes fully with the planar portions 44 of this handgrip 40, make handgrip 40 be able to complete perk to predeterminated position.At this moment, the user can grip handgrip 40 and rotate to drive tongue piece 50, makes no longer butt box inside of tongue piece 50, and the block edge 112 according to resisted main body 10 by the abutting part 55 of limited aunular sheet 52 makes handgrip 40 forward default opening angle to, can open the door-plate of casing.
Accordingly design because this handgrip 40 is outwards shored spring shield 291 by the elastic-restoring force of the spring 292 of buffer unit 29, by planar portions 44 root edges of this handgrip 40 of the outside contact of these spring shield 291 straight lines, makes handgrip 40 perks to predeterminated position again.Wherein, because of buffer unit 29 with respect to alignment pin 25 the arm of force that handgrip 40 is caused less, add that this buffer unit 29 can provide a cushioning effect of indirectly shoring, to do the time spent, the phenomenon that spring 292 direct bumps can not occur and cause handgrip 40 to be upspring rapidly, in order to do making the operational motion can be more graceful and smooth and easy, and can avoid the situation of handgrip 40 because upspringing rapidly and injuring hand or cause the hand discomfort, reduce simultaneously the facts of associated components collision abrasion and the noise of deriving, also more can therefore highlight the high quality of product.
When the user wants to close the door-plate of this casing, only need push back this handgrip 40, can be resetted by the reset spring part 37 pushing and pressing blocks 32 of lockset 30, and according to the groove 41 of being pulled by the holding part 34 of the block 32 again button of this handgrip 40 of clasp, can again close the door-plate of casing.
Claims (5)
1. switch chamber door handgrip mainly comprises:
One knocker body, its two ends respectively offer the first room and the second room, and the knocker body surface also offers the 3rd room that is communicated with this first room and the second room, and described the first room inboard is provided with through hole, is provided with block edge in the first room outer-rear end peripheral region;
One couple axle places in the first room, and it is concaved with one and is communicated with the storage tank that articulates the section opening according to axially defining the canned paragraph that articulates section, axle body section and be piercing in through hole on this axle body section;
One buffer unit is arranged in the storage tank, this buffer unit comprises a spring shield and a spring, spring top is butted on the storage tank inboard and spring shield is inboard, spring shield can be given prominence in good time or be compressed in the storage tank, establish an O type annular groove with O type ring in the spring shield periphery, when buffer unit places storage tank, can improve by this O type ring the effect of this buffer unit of frictional force available buffer of appropriateness;
One handgrip places in the 3rd room, and the handgrip rear end is positioned at the second room, this end is provided with the button that the can be block holding part institute clasp groove of pulling, the handgrip front end is positioned at the first room, and this end is provided with the pivoting part that the pivot joint section with couple axle is pivoted, and this pivoting part also resists on the spring shield of buffer unit; And
One tongue piece, be located at knocker body back, and be fixed on the canned paragraph of couple axle, also overlap the limited aunular sheet of pulling between tongue piece and couple axle, confession is positioned the protuberance on the couple axle but this limited aunular sheet inner edge is provided with the clip groove, the limited aunular sheet outer rim is provided with and can in order to resist the abutting part of block edge, drives the angle that tongue piece rotates to limit couple axle.
2. according to the described switch chamber door of claim 1 handgrip, wherein, in this second room a lockset is set, it comprises a core body and can be by the block of core body interlock, this block one end is provided with holding part, and another end is provided with retaining wall, is provided with a reset spring part between this retaining wall and the second room inwall.
3. according to the described switch chamber door of claim 2 handgrip, wherein, this core body is provided with service portion towards the second room one end; Described block is to be positioned at the service portion end, and this block is provided with a fluting that can supply service portion to stretch into, and rotates to drive the slippage in the second room of this block by the core body.
4. according to the described switch chamber door of claim 3 handgrip, wherein, this pivoting part is located towards the first room, is provided with planar portions, to resist on the spring shield of buffer unit.
5. according to the described switch chamber door of claim 4 handgrip, wherein, the external diameter surface of this canned paragraph is provided with a plurality of grooves, with this canned paragraph end be that a section such as is at the polygonal body of rod, offer spline on this tongue piece, with the pull end of this canned paragraph of cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102154602A CN102904165A (en) | 2011-07-29 | 2011-07-29 | Switch box door handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102154602A CN102904165A (en) | 2011-07-29 | 2011-07-29 | Switch box door handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102904165A true CN102904165A (en) | 2013-01-30 |
Family
ID=47576283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102154602A Pending CN102904165A (en) | 2011-07-29 | 2011-07-29 | Switch box door handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102904165A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM302605U (en) * | 2006-06-01 | 2006-12-11 | Chi Huei Lock Industry Co Ltd | Structure of door handle lock for cabinet switch |
| GB2445948A (en) * | 2007-01-24 | 2008-07-30 | Surelock Mcgill Ltd | Push plate assembly for driving bolt mechanism |
| CN201486229U (en) * | 2009-07-22 | 2010-05-26 | 李娟� | Equipment box door handle lock improved structure |
| CN201552858U (en) * | 2009-10-21 | 2010-08-18 | 金碧华 | Pressing ball-point pen with buffer damping |
| CN101985865A (en) * | 2010-10-29 | 2011-03-16 | 联程机械（宁波）有限公司 | Handle of concealed door window lock |
-
2011
- 2011-07-29 CN CN2011102154602A patent/CN102904165A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM302605U (en) * | 2006-06-01 | 2006-12-11 | Chi Huei Lock Industry Co Ltd | Structure of door handle lock for cabinet switch |
| GB2445948A (en) * | 2007-01-24 | 2008-07-30 | Surelock Mcgill Ltd | Push plate assembly for driving bolt mechanism |
| CN201486229U (en) * | 2009-07-22 | 2010-05-26 | 李娟� | Equipment box door handle lock improved structure |
| CN201552858U (en) * | 2009-10-21 | 2010-08-18 | 金碧华 | Pressing ball-point pen with buffer damping |
| CN101985865A (en) * | 2010-10-29 | 2011-03-16 | 联程机械（宁波）有限公司 | Handle of concealed door window lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130130 |