CN203441178U - Embedded handle and door body using same - Google Patents

Abstract

The utility model relates to the field of electrical appliance door body handles, and provides an embedded handle which has the advantages of close cooperation with a door body, reasonable stress and difficult deformation after installation and the door body which uses the handle. The whole embedded handle is of a concave strip-shaped structure, and comprises an opening part, two long side walls, two short side walls and a bottom surface. According to the improvements, an everted side edge is around the opening part; a number of clamping convex stages or concave positions are respectively distributed on the outer sides of two long side walls of the handle; and screw fixing holes are distributed on the outer sides of two short side walls of the handle. A number of clamping convex stages on both sides of the embedded door handle are cooperated with corresponding cantilevers on the door body, and further tightening is realized through screws, so that the handle is assembled on a door outer frame. The cooperation face of the handle is close to the side of the door outer frame, which ensures that the handle and the door outer frame are tightly jointed, and ensures good appearance effect, firm fixation and difficult loosening.

Description

A kind of flush type handle and adopt this handle door body

Technical field

The utility model relates to electrical equipment doors body handle field, say more specifically a kind of flush type handle and adopt this handle door body.

Background technology

A lot of electrical equipment all has door body structure, and due to electrical equipment placing space or for overall appearance effect, existing most appliance door bodies adopt concave handle.Such as the concave handle of existing refrigerator, refrigerator, it applies strength for form the space of an indent on door body for palm, and surface flushes with door body substantially, and good looking appearance is generous.With respect to the handle of convex type, this structure is having relatively high expectations aspect processing and installation.General intensity is good with together with frame employing integral molded plastic outdoors, but mould is complicated, die cost is high, and handle and outdoors frame bonding surface unavoidably have a die parting line, have a strong impact on attractive in appearance.Also have to adopt embedded type door handle and frame outdoors to separate injection moulding to adopt again snapping or the fixing form of self-tapping screw, but more or less all exist binding site seamed or fixing be not problem very firmly.

Finding after deliberation to have gap or firm not after why installing and between door body, is because majority adopts single snapping or the fixing mode of screw to fix flush type handle in prior art.Even adopt this two kinds of syndetons simultaneously, but do not consider the stress deformation factor of stressed reasonable layout and plastic member, correctly do not distribute the particular location of two kinds of syndetons, be uniformly distributed the stressed of handle, after installing easily handle be easily out of shape cause.

Utility model content

The utility model is intended at least overcome at least one defect of the prior art, provide a kind of and can closely cooperate with door body, reasonable stress and install after on-deformable flush type handle and adopt the door body of this handle.

The utility model is achieved through the following technical solutions above-mentioned purpose.

First, the utility model provides a kind of flush type handle, similarly to the prior art, its integral body is indent strip structure, there is a peristome, two long side walls, two minor face sidewalls and a bottom surface, its improvement part is to be provided with the side edge of turning up around described peristome, in two long side wall outsides of handle, is respectively distributed with some buckle boss or recess, in two minor face sidewall outsides of handle, is distributed with screw fixing hole.The shape of inventor herein based on existing general flush type handle---strip, from stressed all even angles easy for installation, the structure of flush type handle is improved further: the sidewall of handle is a plated construction, mounting structure is set in the above and is equivalent to apply onboard external force, according to the loading characteristic of plate, the area of plate is larger, the power applying is more inhomogeneous, produces the concentrated possibility of stress larger, just more easily causes the distortion of handle in macroscopic view.Thus for two long side walls, stressed should be more uniform better, and for two minor face sidewalls, can select relatively concentrated force way.In addition, in this field syndeton, generally adopt buckle and two kinds of structures of screw, the simplification of consider installing, so this patent is arranged on the larger screw connecting structure of stress on two minor face sidewalls, and two minor face sidewalls are because area is little, and its deflection is also less; A plurality of buckle boss or recess are distributed on two long side walls, make that stressed on long side wall evenly and the stress of each stress point is less, its deflection also can drop to minimum like this.The side edge that peristome turns up can cover the cooperation gap between handle and door body, and uses under varying environment, as high temperature or low temperature, provides certain distortion tolerance, prevents that moisture from entering a body inside, the corrosion to metal constructions such as screws.From above-mentioned analysis, structure after this patent improvement is with respect to prior art, guaranteeing under the prerequisite of handle installation strength, reduced greatly the possibility of handle distortion, and there is certain installation and use tolerance, guaranteed that handle is installed firmly, longer service life and profile more attractive in appearance.

Above-mentioned is improvement for handle microcosmic force structure, in order further to reduce the distortion of structure, further uniform stressed structure, this patent is in staggered distribution buckle boss or recess on described two long side walls mutually, and the screw fixing hole of two minor face sidewalls is symmetrical arranged.Like this, on the whole, stressed on handle long side direction has more evenly, and stressed symmetry on short side direction can also further be in staggered distribution buckle boss or recess on two long side walls with respect to bottom surface up and down.It is stressed that these structure-improveds are further optimized the integral body of handle, makes its deflection less, and on the other hand, the pulling force that this handle can bear is larger, and longer service life is used successor can keep it to coordinate outward appearance closely through long-time.

As conventional grip structure, described two long side walls comprise the first long side wall of inclination and the second vertical long side wall, for convenient, install, described buckle boss or recess cross section are triangular in shape, have an approaching face to inclined bottom surface and a supporting surface perpendicular to the first or second long side wall.By approaching face, can be realized fast and being installed, only handle need be pressed in the handle installation opening of a body, the buckle boss on long side wall or recess just can engage with built-up member automatically, and then fixed screw.Supporting surface is in order to improve the support force of buckle boss or recess perpendicular to the design of long side wall, and can guarantee to be in place when installing.

Further, two minor face sidewalls of general grip structure are symmetrical inclined plane, and in order to guarantee its stressed impact that is not subject to inclined-plane, screw fixing hole is the screw anchor post extending perpendicular to bottom surface from two minor face sidewall laterals described in this patent.Screw is screwed struts transmit to the stress of handle like this, can reduce the direct extruding plastic sidewall of metal, reduces the distortion of the working of plastics that brings because of metal and plastic extrusion.

Due to the relation of machining accuracy, the bottom surface on described side edge is difficult to completely smooth, and for this reason, on side edge, towards bottom surface, one lateral edges is provided with the fitting face that a circle protrudes to this patent.Slightly outstanding fitting face can pressing door body when handle is installed, reduces the cooperation gap causing because of warpage that machining accuracy is brought.

Secondly, the utility model also further provides a kind of door body that adopts above-mentioned flush type handle, the handle installation opening that is provided with indent on door body coordinates with described handle, for fixed handle, in inner side, the long limit of described handle installation opening, be provided with the built-up member that coordinate with buckle boss or the recess of handle, in handle installation opening short side or bottom be provided with the screw fixing plates corresponding with the screw fixing hole of handle, screw is connected with screw fixing hole through described screw fixing plates.

General described built-up member can be selected one or more in cantilever, recess or projection, for can pinch grip, in the process of installing, in the time of screwing screw, can make the side of handle along pressing door body, the screw fixing hole opening of described handle is towards its bottom surface, and described screw fixing plates is arranged on the bottom of handle installation opening.Screw fixing hole vertical handle bottom surface arranges, and can prevent in the process of screwing screw, because both sides screw is subject to squeeze side that force direction difference brings along distortion warpage.

This structure that comprises the first long side wall and the vertical second long side wall of inclination for two long side walls of handle, handle installation opening is to protrude to handle the cantilever extending towards the built-up member of described the first long side wall.Cantilever can make up the sidewall of inclination and the range difference in handle installation opening, has simplified the processing of handle installation opening.In addition, cantilever has the effect of resiliency supported, the warpage that each side bearing distribution inequality of handle that can prevent from bringing because of holding screw is brought.

Principle based on above-mentioned resiliency supported, can be identical with buckle boss or the recess width of described handle by the width of described built-up member.Described like this built-up member can coordinate with buckle boss or the recess of handle, can play again the effect of multiple spot resiliency supported, further reduce the distortion of handle in installation and use procedure.

In sum, the shape and structure of the utility model based on existing mount fixing structure and handle, the loading characteristic of accurate analysis handle, particular location and the distribution of the different mount fixing structures of appropriate design on handle, make no matter handle is that microcosmic or macroscopic view are upper, stressed being uniformly distributed.Thus, farthest reduce handle in installation or use procedure and be out of shape, thereby realize handle, with door body, object tight, firm and that can not change is installed after long-time use.Further, this patent is also further done further improvement to the structure of handle and door body, from the angle of simplification and manufacturing cost is installed, it is optimized, and it is being guaranteed under the prerequisite of above-mentioned advantage, installs more quick and easyly, and cost is lower.

Accompanying drawing explanation

Fig. 1 is the upward view of the utility model embodiment 1.

Fig. 2 is B-B schematic cross-section in Fig. 1.

Fig. 3 is A-A schematic cross-section in Fig. 1.

Fig. 4 is C part enlarged drawing in Fig. 3.

Fig. 5 is D part enlarged drawing in Fig. 3.

Fig. 6 is the assembling schematic diagram of embodiment 1.

Fig. 7 is 1 body separation structure schematic diagram of embodiment.

Fig. 8 is the structural representation at another visual angle of Fig. 7.

Fig. 9 is the sectional view of embodiment 1 assembling.

Figure 10 is the sectional view at another visual angle of Fig. 9.

Figure 11 is the structural representation of embodiment 2.

The specific embodiment

Below in conjunction with above-mentioned accompanying drawing, for example the utility model is described further, should be noted: above-mentioned accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.

Embodiment 1

In conjunction with a kind of flush type handle 100 shown in Fig. 1 to Fig. 3, comprise a peristome 160, the first long side wall 110 being inclined to set, be the second long side wall 120, two minor face sidewalls 130 and a bottom surface 140 of vertical setting, around described peristome 160, be provided with the side of turning up along 150.Between described the first long side wall 110, the second long side wall 120 and two minor face sidewalls 130, sidewall and bottom surface 140 and side seamlessly transit between 150, forms an indent strip structure with smooth inner surface.Owing to seamlessly transitting between each face, so transition wire between not shown each face in Fig. 1, in conjunction with Fig. 2 and Fig. 3, can specifically find out, the first long side wall 110 at handle 100 is evenly distributed with three buckle boss 111, the second long side wall 120 is evenly distributed with two buckle boss, 121, two minor face sidewall 130 outsides and is symmetrical arranged the oriented screw anchor post 131 extending perpendicular to bottom surface 140.

In product processing, described buckle boss 111 and 121 is done respectively material reducing and is processed and be that " ［ ", and handle 100 appearance are not shunk do not affect the appearance.

As can be seen from Figure 1, three buckle boss 111 of described the first long side wall 110 and two buckle boss 121 of described the second long side wall 120 are in staggered distribution mutually, further combined with Fig. 3, can find out that this buckle boss 111 and 121 is in staggered distribution up and down with respect to bottom surface 140.Such structure distribution can be from microstructure to macrostructure on, uniform buckle boss 111 and 121 pressure at the first long side wall 110 and described the second long side wall 120, make two side can be stressed evenly, reduce whole deformation.

For after making to install, described side can be close to a body along 150, and the present embodiment offside has been done further improvement along 150, and as shown in Figure 4, along 150, towards bottom surface, 140 1 lateral edges are provided with the fitting face 151 that a circle protrudes to described side.Due to fitting face 151 width and thickness all thinner, adopt plastic material preparation, after installation, by screw, to shaking hands 100 pulling force effect, be close to a body after can making fitting face 151 slightly be out of shape.Described fitting face 151 is done material reducing for side and is processed along 150 inner sides, both can make the die parting line burr of handle installation opening periphery not affect assembling, can make with door contact level again as far as possible littlely, is not prone to gap.

Another thin portion structure of this embodiment as shown in Figure 5, the buckle boss 111 of the first long side wall 110 of take is example, described buckle boss 111 cross sections are triangular in shape, have approaching face 1112 and the supporting surfaces 1111 perpendicular to the first long side wall 110 of 140 inclinations to bottom surface.The effect of approaching face 1112 is convenient installations, in installation process, be first by the handle 100 handle installation openings that push on door-plate, in the process pushing, built-up member in handle installation opening will slide along described approaching face 1112, be connected on supporting surface 1111 after finally striding across approaching face 1112.Supporting surface 1111 is vertical with described the first long side wall 110, can play maximum support force like this, realizes maximum clamping strength, makes the handle 100 after installing be difficult for loosening.

Detailed mounting structure is as shown in Fig. 6 to 10, and Fig. 6 is the assembly structure schematic diagram of door body 300 and handle 100, as shown in FIG. 7 and 8, is provided with the handle installation opening 330 of indent for holding described handle 100 on door body 300.In conjunction with Fig. 7 and Fig. 9, can clearly find out, in described handle installation opening 330, towards a side of the second long side wall 120, be provided with two cantilevers 320 and engage with the buckle boss 121 on the second long side wall 120.In conjunction with Fig. 8 and Fig. 9, can clearly find out, in described handle installation opening 330, towards a side of the first long side wall 110, being provided with three cantilevers 310 engages with the buckle boss 111 on the first long side wall 110, because described the first long side wall 110 is inclined plane, so described cantilever 310 protrudes and extends to handle 100.Cantilever 310 and 320 is working of plastics or metalwork, has certain elasticity, and its width is identical with 120 width with buckle boss 110.

In product processing, reduction processing is done in cantilever 310 and inner side, 320 cantilever places, can guarantee that the smooth cantilever 310 and 320 that can make again in outside is easily out of shape convenient installation.

The process that pushes installation is as implied above, handle 100 rear portions are aimed to the handle installation opening 330 of door body 300, slowly handle 100 is pressed into along handle installation opening 330 guiding, there is elastic deformation until cantilever 310 blocks buckle boss 111 by corresponding cantilever 310 jack-up in buckle boss 111, is supported on supporting surface.There is elastic deformation until cantilever hooks 320 is blocked buckle boss 121 by corresponding cantilever 320 jack-up in buckle boss 121 simultaneously, is supported in equally on supporting surface, completes location.After installing, the side of handle 100 is along 150 gaps that covered between handle 100 and door body 300.

In addition, as shown in figure 10, bottom at described handle installation opening 330 is also provided with screw fixing plates 340, above-mentioned push install handle 100 positioned after, by screw 350, through described screw fixing plates 340, be connected with screw fixing hole 131 again, rotary screw 350, to tightening state, has completed installation.Now, the fitting face 151 of described side along 150 will be close on panel 300 after being extruded.

The present embodiment coordinates with cantilever 310 and 320 corresponding on door body 300 by a plurality of buckle boss 111 and 121 of embedded type door handle 100 both sides, and do further fastening by screw 350, handle 100 is assembled to outdoors on frame, the fitting face 151 of handle 100 is close to frame side outdoors, both guaranteed that handle and the frame outdoors tight appearance effect of fitting was good, and can guarantee that again fixation was difficult for getting loose.

Embodiment 2

A kind of flush type handle 200 as shown in figure 11, basic identical with the structure of embodiment, comprise a peristome 260, the first long side wall 210 being inclined to set, be the second long side wall 220, two minor face sidewall (not shown)s and a bottom surface 240 of vertical setting, around described peristome 260, be provided with the side of turning up along 250.Between same described the first long side wall 210, the second long side wall 220 and two minor face sidewalls, sidewall and bottom surface 240 and side seamlessly transit between 250, forms an indent strip structure with smooth inner surface.The difference of itself and embodiment 1 is, is evenly distributed with a plurality of recess 211, the second long side walls 220 is evenly distributed with a plurality of recess 221 at the first long side wall 210 of handle 200.Two minor face sidewall outsides are symmetrical arranged the oriented screw anchor post extending perpendicular to bottom surface 240 equally.

Described recess 211 and 221 cross sections are triangular in shape, have approaching face and the supporting surfaces perpendicular to the first long side wall 210 and the second long side wall 220 of 240 inclinations to bottom surface.After pushing installation, the cantilever end face of described door body is supported on described supporting surface, and side is adjacent to described approaching face, has and preferably engages effect.

Above-mentioned a large amount of embodiment illustrates that this patent is with respect to the creativeness of prior art.But, in accompanying drawing, describe position relationship for only for exemplary illustration, can not be interpreted as the restriction to this patent.Obviously, above-described embodiment of this patent is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.

Claims (10)

1. a flush type handle, integral body is indent strip structure, there is a peristome, two long side walls, two minor face sidewalls and a bottom surface, it is characterized in that being provided with the side edge of turning up around described peristome, the two long side wall outsides at handle are respectively distributed with some buckle boss or recess, in two minor face sidewall outsides of handle, are distributed with screw fixing hole.

2. flush type handle according to claim 1, is characterized in that buckle boss or the recess on described two long side walls is in staggered distribution mutually, and the screw fixing hole of two minor face sidewalls is symmetrical arranged.

3. flush type handle according to claim 2, is characterized in that buckle boss or the recess on two long side walls is in staggered distribution up and down with respect to bottom surface.

4. according to the flush type handle described in claims 1 to 3 any one, it is characterized in that described two long side walls comprise the first long side wall of inclination and the second vertical long side wall, described buckle boss or recess cross section are triangular in shape, have an approaching face to inclined bottom surface and a supporting surface perpendicular to the first or second long side wall.

5. according to the flush type handle described in claims 1 to 3 any one, it is characterized in that described two minor face sidewalls are symmetrical inclined plane, described screw fixing hole is the screw anchor post extending perpendicular to bottom surface from two minor face sidewall laterals.

6. according to the flush type handle described in claims 1 to 3 any one, described side is along towards bottom surface, one lateral edges is provided with the fitting face that a circle protrudes.

7. the door body of employing flush type handle as described in claim 1 to 6 any one, the handle installation opening that is provided with indent on door body coordinates with described handle, it is characterized in that being provided with in inner side, the long limit of described handle installation opening the built-up member that coordinate with buckle boss or the recess of handle, in handle installation opening short side or bottom be provided with the screw fixing plates corresponding with the screw fixing hole of handle, screw is connected with screw fixing hole through described screw fixing plates.

8. according to claim 7 body, is characterized in that described built-up member are one or more in cantilever, recess or projection, and the screw fixing hole opening of described handle is towards its bottom surface, and described screw fixing plates is arranged on the bottom of handle installation opening.

9. according to claim 8 body, the two long side walls that it is characterized in that described handle comprise the first long side wall of inclination and the second vertical long side wall, and handle installation opening is to protrude to handle the cantilever extending towards the built-up member of described the first long side wall.

10. according to the door body described in claim 7 to 9 any one, it is characterized in that the width of described built-up member and the buckle boss of described handle or recess width are identical.

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