Model utility content
The utility model aims to provide a kind of snap seats and buckle, can reduce the probability that buckle is deviate from from snap seats.
To achieve these goals, according to an aspect of the present utility model, provide a kind of snap seats, having comprised: bayonet part, bayonet part comprises the first side and the second side being oppositely arranged, the first side of bayonet part has the opening passing through for buckle; And limited part, limited part is disposed on the below of bayonet part, forms the holding space that holds buckle between the second side of limited part and bayonet part; Under clamping state, the minimum point of buckle is lower than the peak of limited part.
Further, limited part is arranged on the first side of bayonet part, and extends to the direction of the second side near bayonet part, between the second side of the extending end of limited part and bayonet part, forms holding space.
Further, limited part comprises: the first plate body, and the first plate body is vertically arranged on the first side of bayonet part; And second plate body, the first end of the second plate body is fixedly connected with the first plate body, and second end relative with its first end of the second plate body extends to the direction of the second side near bayonet part, and the second end of the second plate body is as extending end.
Further, the distance between the upper side of limited part and the downside of bayonet part reduces gradually along the bearing of trend of limited part.
Further, bayonet part also comprises the 3rd side and the 4th side being oppositely arranged, and the 3rd side and the 4th side are connected between first side and the second side of bayonet part, and the distance between the 3rd side and the 4th side reduces gradually along the direction from the first side to the second side.
According on the other hand of the present utility model, a kind of buckle is provided, comprise auxiliary section, auxiliary section is for coordinating with aforesaid snap seats clamping, and auxiliary section comprises: upper blocked part; Lower blocked part, Yu Shang blocked part, lower blocked part is oppositely arranged; And joint, joint is connected between Yu Xia blocked part, blocked part; Under clamping state, joint is embedded in bayonet part, and upper blocked part coordinates with the upper side backstop of bayonet part, and lower blocked part coordinates with the downside backstop of bayonet part.
Further, buckle also comprises head, and head is arranged on blocked part dorsad on the side of joint.
Further, head comprises: grab; And positioning part, positioning part, corresponding to the mouth of hook setting of grab, forms and holds space between positioning part and grab.
Application the technical solution of the utility model, snap seats has bayonet part and limited part, wherein bayonet part comprises the first side and the second side being oppositely arranged, the first side has opening, can pass through for buckle, buckle fits into bayonet part along the direction from the first side to the second side, limited part is arranged on the below of bayonet part, and and bayonet part between there is interval, between the second side of limited part and bayonet part, form holding space, snap-fitted is accommodated in holding space after entering bayonet part, and the minimum point of buckle is lower than the peak of limited part, by forming backstop between buckle and snap seats, interfere, avoid buckle to deviate from from snap seats.The interference backstop that this height difference forms coordinates, if need to buckle is separated with snap seats, need to mention buckle or force down limited part, makes the minimum point of buckle higher than the peak of limited part, buckle could be deviate from from snap seats.So the clamping of buckle and snap seats is comparatively firm, overcome the problem that a little firmly just buckle can be deviate from from bayonet part in prior art.
Embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
As shown in Fig. 4 to Figure 10, according to embodiment of the present utility model, the buckle 2 that a kind of snap seats 1 is provided and has coordinated with this snap seats 1 clamping.In conjunction with referring to Fig. 4 to Fig. 6, snap seats 1 has bayonet part 11 and limited part 12, the surrounding of bayonet part 11 is respectively the first side 111, the second side 112, the 3rd side 113 and the 4th side 114, wherein the first side 111 and the second side 112 are oppositely arranged, the 3rd side 113 and the 4th side 114 are oppositely arranged, the first side 111 of bayonet part 11 has opening, for buckle 2, pass through, direction along the first side 111 to second sides 112 from bayonet part 11 is the assembly direction of buckle 2, direction along the second side 112 to first sides 111 from bayonet part 11 is the disassembly direction (in conjunction with the direction of arrow shown in Figure 6) of buckle 2.Limited part 12 is arranged on the below of bayonet part 11, for fitting into after the bayonet part 11 of snap seats 1 at buckle 2, prevents that buckle 2 from deviating from from the opening of the first side 111 of bayonet part 11.Between limited part 12 and bayonet part 11, there is certain intervals, and formed holding space between the second side 112 of limited part 12 and bayonet part 11, buckle 2 is embedded in this holding space after fitting into bayonet part 11, the peak of limited part 12 is higher than the minimum point of buckle 2, make to form and interfere between buckle 2 and limited part 12, the limited portion 12 of buckle 2 stops, cannot deviate from from the opening of the first side 111 of opening portion 11.
In conjunction with referring to Fig. 7, buckle 2 comprises the auxiliary section 21 of matching with snap seats 1 structure, the integral body of auxiliary section 21 is " work " font, comprises blocked part 211, lower blocked part 212 and joint 213, and joint 213 is connected between 211Yu Xia blocked part, blocked part 212.During assembling, lower blocked part 212 is embedded in the interval between limited part 12 and bayonet part 11, along assembly direction, move, until after arrival holding space, joint 213 falls into holding space, upper blocked part 211 forms above-below direction backstop with the upper side 115 of bayonet part 11 and coordinates, and lower blocked part 212 forms above-below direction backstop with the downside 116 of bayonet part 11 and coordinates, and same blocked part 212 at present forms along the backstop of handling directions and coordinates with limited part 12 again.
The backstop of utilizing the height difference between buckle 2 and limited part 12 to form coordinates, if do not mention buckle 2 or depress limited part 12, make the minimum point of buckle 2 higher than the peak of limited part 12, the interference between buckle 2 and limited part 12 cannot be cancelled, buckle 2 cannot be deviate from from snap seats 1, and the structure that therefore adopts limited part 12 to coordinate with buckle 2 backstops makes buckle 2 coordinate comparatively reliable with the clamping of snap seats 1.
Preferably, limited part 12 is arranged on the first side 111 of bayonet part 11, and extends to the direction near the second side 112, between the extending end of limited part 12 and the second side 112 of bayonet part 11, has formed aforesaid holding space.When buckle 2 moves along the upper side 123 of limited part 12, between buckle 2 and limited part 12, form certain pressure, cause buckle 2 and/or limited part 12 to produce deformation by a small margin, when buckle 2 moves to after holding space, buckle 2 is separated with limited part 12, and deformation disappears, and buckle 2 and/or limited part 12 bounce-backs recover initial configuration, self-assembling formation height difference between buckle 2 and limited part 12, makes the minimum point of buckle 2 form and interfere backstop to coordinate with limited part 12.
In conjunction with referring to Fig. 5, further preferably, limited part 12 comprises the first plate body 121 and the second plate body 122, wherein the first plate body 121 is vertically fixed on the below of the first side 111 of bayonet part 11, face the opening of the first side 111, the first end of the second plate body 122 is fixedly connected with the first plate body 121, second end relative with its first end of the second plate body 122 extends to the direction of the second side 112 near bayonet part 11, make the first plate body 121 and the L-shaped structure of the second plate body 122, between the second end of the second plate body 122 and the second side 112 of bayonet part 11, formed aforesaid holding space.Here be using the second end of the second plate body 122 as the extending end of limited part 12.
L shaped simple in structure and saving material, in addition, if the material of limited part 12 is chosen as elastic material, as plastics, this L shaped structure can also make the lower blocked part 212 of buckle 2 along assembly direction, enter in the process of bayonet part 11, the easier pressurized of the second plate body 122 is bending by a small margin downwards, convenient lower blocked part 212 moves to holding space, when buckle 2 falls into holding space, the second plate body 122 pressures are removed, pop up and restPose, the second end nature of the second plate body 122 forms and interferes with the lower blocked part 212 of buckle 2, stop that buckle 2 deviates from snap seats 1.
Certainly, also the lower blocked part 212 of buckle 2 can be set to elastic material and make, or limited part 12 is elastic material with lower blocked part 212 and makes.
In order to realize better above-mentioned purpose, further preferably, the distance between the upper side 123 of the second plate body 122 and the downside 116 of bayonet part 11 reduces gradually along the bearing of trend of the second plate body 122.When move along assembly direction in the lower blocked part 212 of buckle 2, because the distance between the upper side of the second plate body 122 and the downside 116 of bayonet part 11 is more and more less, in order to make lower blocked part 212, pass through smoothly, lower blocked part 212 natures can give the second plate body 122 certain pressure, make the bending downwards by a small margin of the second plate body 122, for enough spaces are abdicated in the motion of lower blocked part 212.
Certainly, the upper side 123 of the second plate body 122 also can be parallel with the downside 116 of bayonet part 11, as long as spacing is between the two enough to make the lower blocked part 212 of buckle 2 to be passed through, and after buckle 2 falls into holding space, its minimum point can form and interfere with the peak of the second plate body 122, just can realize and stop spacing object.
In addition, the structure of limited part 12 is also not limited to L shaped structure, its essence is can be relative with the second side 112 of bayonet part 11 and have certain interval to hold buckle 2, can stop that the opening of first side 111 of buckle 2 along disassembly direction from bayonet part 11 deviates from, concrete shape should be decided according to the actual requirements simultaneously.
In order to make the lower blocked part 212 of buckle 2 form above-below direction backstop with the downside 116 of bayonet part 11 better, coordinate, preferably, the 3rd side 113 of bayonet part 11 and the distance between the 4th side 114 reduce gradually along the assembly direction of buckle 2.If ultimate range is a between the 3rd side 113 of bayonet part 11 and the 4th side 114, minimum range is b, the width of the lower blocked part 212 of buckle 2 is e, the width of joint 213 is f, distance between the second side 112 of the extending end of limited part 12 and bayonet part 11 is c, the width of the auxiliary section 21 of buckle 2 is d, meet a >=e > b >=f, and c >=d just can make buckle 2 successfully enter holding space, and buckle 2 can with the reliable clamping of snap seats 1, can not deviate from the force direction that is subject to of buckle 2.
Because opening portion 11 sizes of snap seats 1 are less, if acted directly on auxiliary section 21, be inconvenient to operate, and other parts to be connected also to be installed on buckle 2, so preferably, buckle 2 also comprises head 22, head 22 is fixed on auxiliary section 21, and be positioned at blocked part 211 dorsad on the side of joint 213, the positioning part 222 that head 22 has grab 221 and coordinates with grab 221, between positioning part 222 and grab 221, formed and held space, can clamp other parts to be connected, (as sheet metal part), the existence of head 22 also makes more convenient to operate to buckle 2, time saving and energy saving.
Below in conjunction with Fig. 8 to Figure 10, illustrate the principle that snap seats 1 coordinates with buckle 2 clampings:
1, assembly process: buckle 2 is pushed in the opening of the first side 111 of bayonet part 11, then the position that lower blocked part 212 is protruded to joint 213 is embedded in the interval between limited part 12 and the downside 116 of bayonet part 11, move to the second side 112 of bayonet part 11 from the first side 111 of bayonet part 11 along the upper side 123 of limited part 12 in lower blocked part 212, pressure in movement process between lower blocked part 212 and limited part 12 causes the second plate body 122 downward bending distortion of limited part 12, until lower blocked part 212 departs from limited part 12.
2, position fixing process: lower blocked part 212 departs from after limited part 12, limited part 12 bounce-backs restPose, joint 213 falls into holding space, the peak of limited part 12 is higher than the minimum point of lower blocked part 212, the limited portion 12 in lower blocked part 212 stops, cannot from bayonet part 11, deviate from along disassembly direction, same blocked part 212 is at present stopped by the downside 116 of bayonet part 11, upper blocked part 211 is stopped by the upper side 115 of bayonet part 11, cannot deviate from along the vertical direction, buckle 2 is positioned in snap seats 1.
The direction of arrow shown in Figure 10 is subject to force direction while being buckle 2 work, is subject to force direction different from the disassembly direction of buckle 2, and buckle 2 is not easy to deviate from from snap seats 1.
3, unloading process: upwards mention lower blocked part 212 (if limited part 12 is elastic component, also can push down the extending end of the second plate body 122 simultaneously downwards), make the minimum point of lower blocked part 212 higher than the peak of limited part 12, cancel the interference between lower blocked part 212 and limited part 12, then the direction to the first side 111 near bayonet part 11 moves buckle 2, move to the first side 111 of bayonet part 11 from the second side 112 of bayonet part 11 along the upper side 123 of limited part 12 in lower blocked part 212, until the opening of the first side 111 of bayonet part 11 is deviate from lower blocked part 212, buckle 2 is separated with snap seats 1.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
1, buckle is connected reliably with snap seats, is not easy separation.
2, simple in structure, convenient operation.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.