CN211778369U - Invisible connecting buckle - Google Patents
Invisible connecting buckle Download PDFInfo
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- CN211778369U CN211778369U CN202020433713.8U CN202020433713U CN211778369U CN 211778369 U CN211778369 U CN 211778369U CN 202020433713 U CN202020433713 U CN 202020433713U CN 211778369 U CN211778369 U CN 211778369U
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- buckle
- groove
- buckle body
- length direction
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Abstract
The utility model relates to an invisible connecting buckle which is used for connecting a first plate body and a second plate body, and comprises a cylindrical buckle body, wherein the first plate body is provided with a mounting hole connected with the buckle body, and the inside of the buckle body is provided with an accommodating cavity; the top wall of the accommodating cavity is provided with a clamping groove and a limiting groove which are communicated with each other, and the clamping groove and the limiting groove both penetrate through the top of the buckle body; the connecting piece comprises a connecting rod and a connector, and the connecting rod is connected with the connecting hole in the second plate body; the buckle body can switch between a preparation position and a chucking position under the exogenic action, when the buckle body is located its preparation position, the connecting piece is worn to establish in the spacing groove when the buckle body is located its chucking position, the connecting rod is worn to establish in the draw-in groove, and the connector is close to the one end card of connecting rod is supported on the roof that holds the chamber. The utility model discloses need not to process square groove on the board, be favorable to reduce cost.
Description
Technical Field
The utility model relates to a panel connection structure technical field, concretely relates to stealthy connect buckle.
Background
The connectors used in furniture factories throughout the country are basically divided into three-in-one and two-in-one connectors, which are partially exposed, and invisible fittings, which are installed inside the panels. The traditional three-in-one and two-in-one connecting piece has a huge disadvantage that an eccentric nut is exposed on a plate, so that the attractiveness of a furniture product is seriously influenced; the existing invisible accessories basically need to be installed in a plate by forming a square groove, which is a more complicated process, special numerical control equipment needs to be used for grooving, and the efficiency is low, so that the workload and the burden of furniture factories are increased.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the to-be-solved technical problem of the utility model is to provide an invisible connection buckle, it need not to process square groove on the board, is favorable to reduce cost.
In order to solve the technical problem, the utility model provides an invisible connecting buckle which is used for connecting a first plate body and a second plate body and comprises a cylindrical buckle body, wherein the first plate body is provided with a mounting hole connected with the buckle body, and an accommodating cavity is arranged inside the buckle body; the top wall of the accommodating cavity is provided with a clamping groove and a limiting groove which are communicated with each other, and the clamping groove and the limiting groove both penetrate through the top of the buckle body; the connecting piece comprises a connecting rod and a connector, and the connecting rod is connected with the connecting hole in the second plate body; the buckle body can switch between a preparation position and a chucking position under the exogenic action the buckle body is located when its preparation position, the connecting piece is worn to establish in the spacing groove when the buckle body is located its chucking position, the connecting rod is worn to establish in the draw-in groove, just the connector is close to the one end card of connecting rod is supported hold on the roof in chamber.
The utility model discloses an invisible connection buckle, when using, connect connecting piece and the connecting hole of second plate body, connect buckle body and the mounting hole of first plate body, then remove first plate body, make the connecting piece wear to establish in the spacing groove, then continue to remove first plate body, make buckle body move from its ready position to its chucking position, in this process, the connecting piece breaks away from the spacing groove and blocks into in the draw-in groove, make the connector card support on the roof that holds the chamber, and then realized the connection of first plate body and second plate body, and the buckle body after the connection is hidden in the mounting hole, do not influence the outward appearance; furthermore, the utility model discloses a buckle body is the cylindricality, consequently, only needs to set up the round hole on first plate body, and need not to set up square groove, is favorable to reducing the processing cost, shortens process time.
Preferably, the clamping groove is a strip-shaped groove, and one end of the clamping groove in the length direction is communicated with the limiting groove.
Preferably, two reinforcing ribs are arranged on the top wall of the accommodating cavity, the reinforcing ribs are arranged along the length direction of the clamping groove, and the two reinforcing ribs are respectively positioned on two sides of the clamping groove in the length direction; when the buckle body is located at the clamping position of the buckle body, one of the reinforcing ribs is abutted to the periphery of the connector. With the adoption of the structure, the strength of the buckle body can be improved.
Preferably, the length direction of the accommodating cavity is consistent with the length direction of the clamping groove, one side, close to the limiting groove, of the accommodating cavity penetrates through the outer wall of the buckle body, and one side, far away from the clamping groove, of the limiting groove penetrates through the outer wall of the buckle body.
Preferably, a connecting groove is arranged on the bottom wall of the accommodating cavity, and the connecting groove penetrates through the bottom of the buckle body.
Preferably, the top wall of the accommodating cavity is located on two sides of the clamping groove in the length direction to form a clamping surface, when the buckle body is located at the clamping position, one end, close to the connecting rod, of the connecting head is clamped on the clamping surface, and an inclined guide surface is arranged at one end, close to the limiting groove, of the clamping surface, and gradually inclines downwards along the direction away from the limiting groove. The design of guide face can help the connecting piece smoothly block in the draw-in groove, reduces the operation degree of difficulty.
Preferably, an opening is formed in the position, far away from the limiting groove, of the side portion of the buckle body and communicated with the accommodating cavity.
Preferably, the outer wall of the buckle body is symmetrically provided with two planes, and the two planes are respectively positioned on two sides of the clamping groove in the length direction; the plane is arranged along the axial direction of the buckle body and is parallel to the length direction of the clamping groove.
Preferably, the bottom outer edge of the buckle body is provided with a chamfer so as to smoothly place the buckle body into the mounting hole.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of the invisible connecting buckle of the embodiment of the present invention when the buckle body is located at the preparation position;
fig. 2 is a schematic structural view of the invisible connecting buckle of the embodiment of the present invention when the buckle body is located at the clamping position;
fig. 3 is a schematic structural view of the buckle body according to the embodiment of the present invention;
fig. 4 is a top view of the buckle body according to the embodiment of the present invention;
fig. 5 is a bottom view of the buckle body according to the embodiment of the present invention;
fig. 6 is a right side view of the buckle body according to the embodiment of the present invention;
fig. 7 is a left side view of the buckle body according to the embodiment of the present invention;
fig. 8 is a schematic view of a connection structure between the buckle body and the first plate body according to the embodiment of the present invention.
Reference numerals:
1-a buckle body; 2-a first plate body; 3-self-tapping screw; 4-a connector;
11-a card slot; 12-a limiting groove; 13-connecting grooves; 14-plane; 15-reinforcing ribs; 16-a guide surface; 17-opening.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, and fig. 8, the present embodiment discloses an invisible connecting buckle, which includes a cylindrical buckle body 1, wherein a containing cavity is disposed inside the buckle body 1, a clamping groove 11 and a limiting groove 12 which are communicated with each other are disposed on a top wall of the containing cavity, the clamping groove 11 and the limiting groove 12 both penetrate through a top portion of the buckle body 1, the clamping groove 11 is a strip-shaped groove, one end of the length direction thereof is communicated with the limiting groove 12, one side of the limiting groove 12, which is far away from the clamping groove 11, penetrates through an outer wall of the buckle body 1, the length direction of the containing cavity is consistent with the length direction of the clamping groove 11, and one side of the length direction of the containing cavity, which; an oval connecting groove 13 is provided on the bottom wall of the housing chamber, and the connecting groove 13 penetrates the bottom of the buckle body 1.
The invisible connecting buckle of the embodiment is used for connecting a first plate body 2 and a second plate body (not shown in the figure), the first plate body 2 is provided with a mounting hole matched with the buckle body 1, the buckle body 1 is connected with the bottom wall of the mounting hole through a self-tapping screw 3, and the self-tapping screw 3 is arranged in a connecting groove 13 in a penetrating manner; in addition, the bottom outer edge of buckle body 1 is equipped with the chamfer to put into the mounting hole smoothly with buckle body 1.
The invisible connecting buckle further comprises a connecting piece 4, the connecting piece 4 is a screw and comprises a connecting rod and a connecting head, and the connecting rod is used for being in threaded connection with the connecting hole in the second plate body; buckle body 1 can switch between a preparation position and a chucking position under the exogenic action, when buckle body 1 is located its preparation position (refer to fig. 1), connecting piece 4 wears to establish in spacing groove 12, and when buckle body 1 is located its chucking position (refer to fig. 2), the connecting rod is worn to establish in draw-in groove 11, and the one end card that the connector is close to the connecting rod supports on the roof that holds the chamber.
When the buckle is installed, the connecting piece 4 is connected with the second plate body, the buckle body 1 is connected with the first plate body 2 through the self-tapping screw 3, then the first plate body is moved, the connecting piece 4 is arranged in the limiting groove 12 in a penetrating mode, then the first plate body is moved continuously, the buckle body 1 is moved from the preparation position to the clamping position, in the process, the connecting piece 4 is separated from the limiting groove 12 and clamped into the clamping groove 11, the connecting head is clamped on the top wall of the accommodating cavity, and therefore the first plate body and the second plate body are connected; when dismantling, remove first plate body for buckle body 1 is from its chucking position to its preparation position motion, can remove the joint relation of draw-in groove 11 and connecting piece 4.
During assembly, certain coaxiality deviation can exist in the mounting hole on the first plate body and the connecting hole on the second plate body, and the clamping groove 11 of the embodiment is long-strip-shaped, so that the connecting piece 4 can move along the length direction of the clamping groove 11 during installation to compensate for the coaxiality deviation of the mounting hole of the first plate body and the connecting hole of the second plate body, and the front side of the first plate body connected with the second plate body is completely aligned.
Be provided with two planes 14 at the outer wall symmetry of buckle body 1, two planes 14 are located the length direction's of draw-in groove 11 both sides respectively, plane 14 sets up along buckle body 1's axis direction, and this plane 14 is on a parallel with the length direction of draw-in groove 11, refer to fig. 8, after the installation, the thickness of the first plate body 2 relative with plane 14 is thinner, plane 14's design can be so that have certain gap between buckle body 1's the periphery and the inner wall of mounting hole, can prevent that the effort from transmitting to the weak department of first plate body 2.
Further, the air conditioner is provided with a fan,two reinforcing ribs 15 are arranged on the top wall of the accommodating cavity, the reinforcing ribs 15 are arranged along the length direction of the clamping groove 11, and the two reinforcing ribs 15 are respectively positioned on two sides of the length direction of the clamping groove 11; when the buckle body 1 is located at the clamping position, one reinforcing rib 15 is abutted to the periphery of the connector, and the strength and the bearing force of the joint of the buckle body and the connecting piece can be improved due to the design of the reinforcing rib 15.
Further, the parts of the top wall of the receiving cavity located at both sides of the length direction of the clamping groove 11 form clamping surfaces, one end of the connecting head near the connecting rod is clamped against the clamping surfaces when the buckle body 1 is located at the clamping position, one end of the clamping surfaces near the limiting groove 12 is provided with an inclined guide surface 16, and the inclined guide surface 16 is gradually inclined downwards in the direction away from the limiting groove 12 to help the connecting piece 4 to be smoothly clamped into the clamping groove 11.
In this embodiment, still be equipped with opening 17 in the lateral part of buckle body 1 and keep away from the position of spacing groove 12, this opening 17 with hold the chamber intercommunication, this opening 17's design both can improve the elasticity at the top of buckle body 1, can save the raw materials of production buckle body 1 again.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (9)
1. The utility model provides an invisible connection buckle for connect first plate body and second plate body, its characterized in that includes:
the buckle comprises a cylindrical buckle body, wherein a mounting hole connected with the buckle body is formed in the first plate body, and an accommodating cavity is formed in the buckle body;
the top wall of the accommodating cavity is provided with a clamping groove and a limiting groove which are communicated with each other, and the clamping groove and the limiting groove both penetrate through the top of the buckle body;
the connecting piece comprises a connecting rod and a connector, and the connecting rod is connected with the connecting hole in the second plate body;
the buckle body can switch between a preparation position and a chucking position under the exogenic action the buckle body is located when its preparation position, the connecting piece is worn to establish in the spacing groove when the buckle body is located its chucking position, the connecting rod is worn to establish in the draw-in groove, just the connector is close to the one end card of connecting rod is supported hold on the roof in chamber.
2. The invisible connecting buckle according to claim 1, wherein:
the clamping groove is a strip-shaped groove, and one end of the clamping groove in the length direction is communicated with the limiting groove.
3. The invisible connecting buckle as claimed in claim 2, wherein:
the top wall of the accommodating cavity is provided with two reinforcing ribs which are arranged along the length direction of the clamping groove, and the two reinforcing ribs are respectively positioned at two sides of the clamping groove in the length direction;
when the buckle body is located at the clamping position of the buckle body, one of the reinforcing ribs is abutted to the periphery of the connector.
4. The invisible connecting buckle as claimed in claim 2, wherein:
the length direction who holds the chamber with the length direction of draw-in groove is unanimous, the length direction who holds the chamber is close to one side of spacing groove link up the outer wall of buckle body, just keeping away from of spacing groove one side of draw-in groove link up the outer wall of buckle body.
5. The invisible connecting buckle according to claim 4, wherein:
the bottom wall of the accommodating cavity is provided with a connecting groove which penetrates through the bottom of the buckle body.
6. The invisible connecting buckle as claimed in claim 2, wherein:
the roof that holds the chamber is located the part of the length direction's of draw-in groove both sides forms the joint face when the buckle body is located its chucking position, the connector is close to the one end card of connecting rod is supported on the joint face, and this joint face is close to the one end of spacing groove is equipped with the guide face of slope, and this guide face is along keeping away from the direction of spacing groove downward sloping gradually.
7. The invisible connecting buckle according to claim 4, wherein:
an opening is formed in the position, far away from the limiting groove, of the side portion of the buckle body, and the opening is communicated with the accommodating cavity.
8. The invisible connecting buckle as claimed in claim 2, wherein:
the outer wall of the buckle body is symmetrically provided with two planes which are respectively positioned at two sides of the length direction of the clamping groove;
the plane is arranged along the axial direction of the buckle body and is parallel to the length direction of the clamping groove.
9. The invisible connecting buckle according to claim 1, wherein:
the outer edge of the bottom of the buckle body is provided with a chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433713.8U CN211778369U (en) | 2020-03-30 | 2020-03-30 | Invisible connecting buckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433713.8U CN211778369U (en) | 2020-03-30 | 2020-03-30 | Invisible connecting buckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778369U true CN211778369U (en) | 2020-10-27 |
Family
ID=72927537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020433713.8U Active CN211778369U (en) | 2020-03-30 | 2020-03-30 | Invisible connecting buckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253584A (en) * | 2020-12-02 | 2021-01-22 | 苏州升德精密电气有限公司 | Hidden connecting device |
-
2020
- 2020-03-30 CN CN202020433713.8U patent/CN211778369U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253584A (en) * | 2020-12-02 | 2021-01-22 | 苏州升德精密电气有限公司 | Hidden connecting device |
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