WO2017206210A1

WO2017206210A1 - Board body connector

Info

Publication number: WO2017206210A1
Application number: PCT/CN2016/086642
Authority: WO
Inventors: 陈尚廷
Original assignee: 陈尚廷
Priority date: 2016-06-03
Filing date: 2016-06-21
Publication date: 2017-12-07
Also published as: CN205841394U

Abstract

A board body connector (100), comprising: two sleeve members (11, 12) each having a hollow tube body (111, 121) with a scalable diameter and abutting protrusions (114, 124) protruding from the hollow tube body (111, 121); and a connecting rod member (2) consisting of two connecting rods (21, 22) with front ends being connected and rear ends protruding against each other, the two connecting rods (21, 22) having configurations corresponding to the hollow spaces of the two sleeve members (11, 12) and snap-fitting protrusions (213, 223) at rear ends thereof. By nesting the two sleeve members (11, 12) into non-toothed setting holes (H1, H2) of two board bodies (B1, B2), and inserting one connecting rod into one sleeve member and the other connecting rod into the other sleeve member, the sleeve members (11, 12) are abutted by the connecting rods (21, 22), so that the abutting protrusions (114, 124) are forcibly inserted into the non-toothed setting holes (H1, H2) and the snap-fitting protrusions (213, 223) of the connecting rod member (2) are separately snap-fitted with the two sleeve members (11, 12), so as to connect the two board bodies (B1, B2) with each other.

Description

Board connector

Technical field

The present invention relates to a board connector, and more particularly to a screwless board connector.

Background technique

In recent years, the trend of “doing it yourself” has become very popular and has evolved into a trend. By assembling furniture, cabinets, daily necessities or electrical appliances and other items combined with multiple objects, on the one hand, the cost of hiring professional craftsmen can be saved, and on the other hand, the volume of the package can be reduced by uncombined objects, and finally Get a personal sense of accomplishment after assembly. In the prior art, the manner of assembling articles is generally to continuously lock the screws to the two plates to join the two plates, and to assemble the required articles after repeatedly repeating the two plates of the screw. . However, in addition to the time required for the screw to be locked by means of the tool's constant rotation of the screw, it is necessary to consider the setting and specifications of the screw hole, the selection of the screw type, the matching of the screw lock tool and the screw, Numerous variables such as the configuration and selection of the nut and the gasket, and the tightness of the screwing force can be used to properly and reliably join the two plates to ensure the assembly work is completed. Otherwise, it may cause the board to be unable to be firmly joined, and may need to be re-constructed. The extra time is too heavy, and the weight may cause irreversible damage to the board, resulting in waste of materials.

Summary of the invention

In view of the above, the prior art method of combining the plates has the disadvantages of being cumbersome, time consuming and labor intensive, and the risk of damage, and there is indeed a need for improvement.

Accordingly, it is an object of the present invention to provide a connector that can quickly assemble a board without tools, and the assembly process does not require the use of tools to solve the problems of the prior art.

The present invention provides a board connector for joining two boards, each of which has a toothless setting hole, and the board connector includes: Two sleeve members, each of the sleeve members is a hollow tube body having a hollow space, and has a slit portion extending from a rear end of the hollow tube body toward a front end, and each sleeve is formed The tube member has a diameter that is expandable and contractible, and each of the sleeve members has a card abutting protrusion formed to protrude outward from the outer peripheral wall of the hollow tube body; and a connecting rod member having two coupling rods a front end portion of the two coupling rod members abutting and a rear end portion of the two coupling rod members protruding in opposite directions, the two coupling rod members having hollow spaces respectively corresponding to the two sleeve members a configuration, and a rear end portion of each of the coupling bars has a fastening protrusion, wherein the two sleeve members are respectively sleeved into the toothless setting holes provided in the two plates, and the connection is The rod member is inserted into one of the joint members The hollow space of the sleeve member, and with the other rod member is inserted in the binding Further a hollow space of the sleeve member, wherein the sleeve member is expanded by the abutting of the coupling rod, and the card abutting convex portion is engaged with the toothless setting hole of the plate body, so that The two sleeve members are respectively firmly connected to the two plate bodies, and the fastening protrusions of the connecting rod member are respectively fastened to the two sleeve members, and the connecting rod members are respectively firmly coupled to the connecting rod member Two sleeve members such that the two plates engage each other through the plate connector.

In an embodiment of the invention, a plate body connector is provided, the outer diameter of the hollow tube body before the expansion and contraction is substantially equal to the inner diameter of the toothless setting hole of the plate body.

In an embodiment of the present invention, a plate body connector is provided, the sleeve member having a stopper flange portion formed to extend outward from a front end of an outer peripheral wall of the sleeve member, the stop flange portion being formed The outer diameter is larger than the inner diameter of the toothless setting hole of the plate body.

In an embodiment of the invention, a board connector is provided, the rear end portion of the sleeve member has a fitting recess formed by recessing from an inner peripheral wall, and the fitting recess is provided with the fastening protrusion The shape is inverted.

In an embodiment of the invention, a board connector is provided, the connecting rod member having a reinforcing protrusion projecting from an outer peripheral wall of the connecting rod member.

In an embodiment of the invention, a plate body connector is provided, wherein the front end portions of the two sleeve members respectively have a reinforcing recess formed by recessing from the inner peripheral wall, and the two reinforcing recess portions are disposed and the reinforcing convex portion The shape of the bump is inverted.

In an embodiment of the invention, a plate body connector is provided, the card abutting protrusion being a card abutting rib extending in a direction not parallel to a direction in which the coupling bar member is inserted into the sleeve member.

In an embodiment of the present invention, a board connector is provided. The two connecting rod members of the connecting rod member are joined at a front end portion, and the rear end portions are protruded in opposite directions on the same axis to form a tube body. And the two joint rods respectively have a joint rod slit formed by splitting from the rear end toward the front end.

In an embodiment of the invention, a plate connector is provided, the outer diameter of the coupling bar being substantially equal to the inner diameter of the hollow tubular body of the sleeve member before being contracted.

In an embodiment of the invention, a plate connector is provided, the link member further comprising a second reinforcing protrusion projecting from an outer peripheral wall of the bonding bar.

According to the technical means adopted by the present invention, only the two sleeve members are respectively inserted into the two toothless setting holes of the two plate bodies, and the two ends of the connecting rod member are respectively inserted into the two The simple operation of the two sleeve members enables the two plates to be joined to each other through the plate connector. Compared with the prior art, the present invention saves time and does not need to be screwed. The use of additional tools makes the construction more streamlined, and the combination reliability is high. The risk of the construction without damage to the board has been reduced to a simple and fast and avoids damage.

DRAWINGS

1 is an exploded view of a board connector of an embodiment of the present invention.

2 is a cross-sectional view of a board connector of an embodiment of the present invention.

Figure 3 is a perspective view of a sleeve member in accordance with an embodiment of the present invention.

Fig. 4 is a perspective view of a connecting rod member according to an embodiment of the present invention.

Reference mark:

100 board connector

11, 12 casing components

111, 121 hollow tube body

112, 122 hollow space

113,123 slitting

114,124 card to the convex part

115, 125 stop flange

116, 126 fitting recess

117, 127 strengthen the recess

118, 128 tapered slope

2 connecting rod member

21, 22 combined rod

211 common front end

212, 222 back end

213, 223 fastening convex

214 Strengthening the convex part

215, 225 joint rod opening

216, 226 second reinforcing convex

B1, B2 board

D1, D5 inner diameter

D2, D3, D4 outer diameter

H1, H2 toothless setting hole

L axis

detailed description

Embodiments of the present invention will be described below with reference to Figs. 1 to 4 . This description is not intended to limit the embodiments of the invention, but is an embodiment of the invention.

A board connector 100 according to an embodiment of the present invention, as shown in FIG. 1 , is used for joining two boards B1 and B2. The board body B1 and the board body B2 respectively have a toothless setting hole H1 and A hole H2 is provided without teeth. The board connector 100 includes two

sleeve members

11, 12 and a connecting rod member 2. The sleeve member 11 is configured to sleeve the toothless setting hole H1, and the sleeve member 12 is configured to sleeve the toothless setting hole H2, and the connecting rod member 2 is respectively inserted into the two sleeves at both

ends Components

11, 12.

In the present embodiment, the sleeve member 11 and the sleeve member 12 are substantially identical members to facilitate production and reduce assembly errors of the user. Of course, the present invention is not limited thereto. The sleeve member 11 and the sleeve member 12 may also be sleeve members of different sizes, respectively corresponding to the toothless setting hole H1 and the toothless setting hole H2.

In detail, as shown in FIG. 1 to FIG. 3, in the present embodiment, the

sleeve members

11, 12 are a hollow

tubular body

111, 121 having a circular tube shape and a hollow space 112 having a circular tube shape inside. 122.

Preferably, in the present embodiment, the front ends of the

sleeve members

11, 12 have a

stop flange portion

115, 125. The

stop flange portions

115, 125 are formed to extend outward from the front ends of the outer peripheral walls of the

sleeve members

11, 12, and the outer diameters D3 of the

stop flange portions

115, 125 are larger than the plates B1, B2 The inner diameter D1 of the holes H1 and H2 is set without teeth, and when the two

sleeve members

11 and 12 are respectively placed in the two toothless setting holes H1 and H2, the two

sleeve members

11 and 12 are nearly entirely Nested in the two toothless installation holes H1, H2, and only the front end is blocked by the outer peripheral wall of the opening of the toothless installation holes H1, H2 due to the large outer diameter of the

stopper flange portions

115, 125. It is embedded in the two toothless setting holes H1 and H2 (Fig. 2).

In the present embodiment, the middle portion of the

sleeve members

11, 12 has a

card abutting projections

114, 124 which are formed to protrude outward from the outer peripheral wall of the hollow

tubular bodies

111, 121. The

card abutting projections

114, 124 are three snap-in ridges (as shown in FIG. 3) extending in a direction perpendicular to the direction in which the coupling bars 21, 22 are inserted into the

sleeve members

11, 12 and the three cards The abutting ribs are equally spaced on the outer peripheral wall of the hollow

tubular bodies

111, 121.

The rear ends of the

sleeve members

11, 12 have slit portions 113, 123 extending from the rear end of the hollow

tubular bodies

111, 121 toward the front end, and the

sleeve members

11, 12 are passed through. The slits 113 and 123 have a slit width and a tube diameter expansion and contraction, and can be narrowed inward or enlarged outward. In the present embodiment, the

sleeve members

11 and 12 have four slit portions disposed at equal angles at the rear end of the hollow tubular body, and the length and width of the four slit portions extending are the same.

In the present embodiment, the outer wall surfaces of the rear ends of the

sleeve members

11, 12 are tapered toward the inner diameter to form a

tapered slope

118, 128 to facilitate the tapered

slopes

118, 128 of the smaller diameter of the first end. Socketed to the two toothless setting holes H1, H2.

In this embodiment, as shown in FIG. 2, the outer diameter D2 of the hollow

tubular bodies

111, 121 of the

sleeve members

11, 12 before being contracted and expanded is substantially equal to the toothless setting holes of the plate bodies B1, B2. The inner diameter D1 of H1 and H2; the outer diameter of the

sleeve abutting portions

114, 124 of the sleeve members 11, 12 (before expansion) is the outer diameter D2 plus the axis of the

card abutting projections

114, 124 To the thickness, and greater than the inner diameter D1. The outer diameters of the

sleeve abutting portions

114, 124 of the sleeve members 11, 12 (before expansion) are larger than the inner diameter D1 of the toothless setting holes H1, H2, but because of the

sleeve members

11, 12 The utility model has the characteristics of being expandable and contractible, so that the slit portions 113 and 123 can be reduced in diameter to fit into the two toothless setting holes H1 and H2.

As shown in FIG. 1 to FIG. 3, in the present embodiment, the connecting rod member 2 is a circular tube, and the right and left have two mutually symmetric

coupling rod members

21, 22. The two

coupling bars

21, 22 have a configuration corresponding to the

hollow spaces

112, 122 of the two

sleeve members

11, 12, respectively, that is, the coupling bar 21 corresponds to the configuration of the hollow space 112, the combination The rod 22 corresponds to the configuration of the hollow space 122. In the present embodiment, the sleeve member 11 has the hollow space 112 of the circular tube shape and the sleeve member 12 has the hollow space 122 of the circular tube shape. Therefore, the joint rod member 21 corresponds to the hollow space 112. The configuration of the circular tube body, and the bonding rod member 22 corresponds to the configuration in which the hollow space 122 is a circular tube body. Further, in response to the sleeve member 11 and the sleeve member 12 which are substantially identical members in the present embodiment, the two

coupling bars

21, 22 are of the same size and symmetrical configuration. Of course, in the case that the sleeve member 11 and the sleeve member 12 are different in size, the joint rod member 21 and the joint rod member 22 may respectively have dimensions corresponding to the hollow space 112 and the hollow space 122. Different configurations.

The front end portions of the two

coupling bars

21, 22 are integrally joined to form a common front end portion 211, and the

rear end portions

212, 222 of the two coupling bars project in opposite directions. In the present embodiment, the

rear end portions

212, 222 of the two coupling bars project in opposite directions on the same axis L, and the connecting rod member 2 is formed in a circular tube shape extending in a straight line. Of course, the present invention is not limited thereto, and the

rear end portions

212, 222 of the two

bonding rod members

21, 22 may protrude in opposite directions in different directions, and respectively correspond to the two sleeve members 11, The positions of the

hollow spaces

112, 122 of 12 are used for the connection between the two plates B1, B2 in a staggered angle and a staggered distance.

The

rear end portions

212, 222 of the connecting rod members of the connecting rod member 2 have a

fastening protrusions

213, 223, and the

fastening members

213, 223 are fastened to the

sleeve members

11, 12, and The connecting rod member 2 is firmly coupled to the two

sleeve members

11, 12 to effectively prevent the connecting rod member 2 from slipping out of the two

sleeve members

11, 12. Preferably, as shown in FIG. 2, the rear end portions of the

sleeve members

11, 12 have a

fitting recess

116, 126 formed by recessing from the inner peripheral wall, and the

fitting recesses

116, 126 are provided and fastened. The shape of the

convex portions

213, 223 is inverted and inverted, and is fastened in a matching shape to be firmly bonded. In this embodiment, the outer wall surfaces of the rear ends of the

rear end portions

212, 222 of the joint bars are inwardly tapered. The tapered slopes 118, 128 are formed to facilitate insertion of the tapered slopes of the smaller diameters at the rear end into the two

sleeve members

11, 12, respectively.

Preferably, the connecting rod member 2 has a reinforcing convex portion 214 protruding from the outer peripheral wall of the connecting rod member 2 to form an annular reinforcing convex portion. The reinforcing convex portion of the embodiment 214 is the annular reinforcing protrusion that protrudes from the common front end portion of the two

coupling bars

21, 22. The front end portions of the two

sleeve members

11 and 12 respectively have a reinforcing

recess portion

117, 127 formed by recessing from the inner peripheral wall, and the two reinforcing

recess portions

117, 127 are disposed to be inverted with the shape of the reinforcing convex portion 214, and The structure of mutually engaging to strengthen the fastening of the front end portions of the two

sleeve members

11 and 12 and the common front end portion 211 of the two

coupling bars

21 and 22 can effectively prevent the link member 2 from being combined when The two

sleeve members

11, 12 are over-inserted.

Preferably, the two connecting rod members of the connecting rod member 2 respectively have a connecting

rod slit portion

215, 225 formed by splitting from the rear end toward the front end, and each of the connecting rod slit portions 215 of the present invention, 225, the four connecting rod slitting portions are equidistantly disposed at the rear ends of the two connecting

rod members

21, 22, and the length and width of the four slit portions extending are the same, and the connecting rod member 2 is made The two

coupling rods

21, 22 at the left and right ends are expandable in diameter, so that the two

sleeve members

11, 12 can be more easily installed by using the expandable diameter.

Preferably, the bonding bars 21, 22 further include a second reinforcing

protrusion

216, 226. The second reinforcing

protrusions

216, 226 protrude from the outer peripheral wall of the coupling bars 21, 22. In this embodiment, the second reinforcing

protrusions

216 and 226 are four protrusions and are respectively protruded from the outer peripheral wall of the bonding rod member 21 and the outer peripheral wall of the bonding rod member 22, and the second reinforcing convex portion is used. 216, 226 abut against the inner peripheral walls of the two

sleeve members

11, 12 to reinforce the abutting force on the two

sleeve members

11, 12.

In the present embodiment, as shown in FIG. 2, the outer diameter D4 of the

joint bars

21, 22 is substantially equal to the inner diameter D5 of the hollow

tubular bodies

111, 121 of the

sleeve members

11, 12 before being contracted, that is, The outer diameter D4 is equal to the inner diameter D5.

Preferably, the two

sleeve members

11, 12 and a connecting rod member 2 are made of elastic plastic, and the two

sleeve members

11, 12 can be elastically added to the slit portions 113, 123. The structure is smoothly expanded, and the connecting rod member 2 is relatively easy to be inserted into the two

sleeve members

11, 12 due to the elasticity.

The two

sleeve members

11 and 12 are respectively sleeved on the toothless installation holes H1 and H2 of the two plate bodies B1 and B2, and the slit portions 113 and 123 are used to reduce the diameter of the two without The teeth are disposed in the holes H1, H2, and the connecting rod member 2 is inserted into the hollow space 112 of the sleeve member 11 with one of the coupling rod members 21, and the other coupling rod member 22 is inserted into the sleeve. The hollow space 122 of the member 12, and the inner tube wall of the two

sleeve members

11, 12 of the reduced diameter are expanded by the outer tube wall of the

joint rods

21, 22, and are subjected to the two joint rod members. The two

sleeve members

11 and 12 which are supported by the 21 and 22 are expanded by the

card abutting projections

114 and 124 against the two toothless setting holes H1 of the two plates B1 and B2. H2, the two sleeve members are respectively firmly connected to the two plate bodies B1, B2, and the coupling bars 21, 22 of the connecting rod member 2 are respectively added by the

fastening protrusions

213, 223 The two

sleeve members

11 and 12 are fastened and fastened, and the connecting rod members 2 are firmly fastened to the two

sleeve members

11 and 12 respectively, so that the plate body B1 and the plate body B2 are transmitted through the plate body. The connectors 100 are joined to each other.

Further, in the present embodiment, the sleeve member 11 is sleeved in the toothless setting hole H1 provided in the plate body B1, and the sleeve member 12 is fitted into the toothless setting hole H2 provided in the plate body B2. The

stop flange portions

115 and 125 at the front ends of the two

sleeve members

11 and 12 are stopped by the toothless installation holes H1 and H2 and the diameter is reduced by the slit portions 113 and 123. The two toothless setting holes H1, H2 (the outer diameter of the

card abutting protrusions

114, 124 before the

sleeve members

11, 12 are not expanded and expanded is larger than the inner diameter D1 of the toothless setting holes H1, H2) And embedded in the two toothless setting holes H1, H2, and the connecting rod member 2 is inserted into the hollow space 112 of the sleeve member 11 with one of the coupling rod members 21, and combined with another The rod member 22 is inserted into the hollow space 122 of the sleeve member 12 and the second reinforcing

protrusions

216, 226 are biased to receive the inner tube wall of the two

sleeve members

11 and 12 which are reduced in diameter. The outer tube wall of the

rod members

21, 22 is expanded to be expanded (i.e., inserted into the small tube diameter with a large diameter and stretched, and the inner diameter of the hollow tube body of the

sleeve members

11 and 12 before being contracted and expanded) D5 equals this The outer diameter D4 of the hollow tubular body is such that the inner diameter of the hollow tubular body whose diameter is reduced is smaller than the outer diameter D4 of the hollow tubular body, and the diameter is increased by the two

bonding rod members

21 and 22 The two

sleeve members

11 and 12 are engaged with the two toothless setting holes H1 and H2 of the two plate bodies B1 and B2 by the card abutting protrusions 114 and 124 (that is, with a large diameter) The outer diameter of the

sleeve abutting portions

114, 124 of the

sleeve members

11, 12 is larger than the inner diameter D1 of the toothless setting holes H1, H2, and the two sleeve members are respectively stabilized. Abutting the two plate bodies B1, B2, and the

fastening rods

213, 223 of the connecting rod members 2 are fastened to the two sleeve members 11, The fitting recesses 116, 126 of the rear end of the 12, and the reinforcing protrusions 214 at the front end and the front end portions of the two

sleeve members

11 and 12 are reinforced and fastened, so that the link rod members 2 are firmly fastened to the The two

sleeve members

11, 12 are such that the plate body B1 and the plate body B2 are joined to each other through the plate body connector 100.

a firm engagement of the two

coupling bars

21, 22 of the two ends of the connecting rod member 2 with the two

sleeve members

11, 12, and abutment of the connecting rod member 2 against the two

sleeve members

11 and 12, the two teeth are provided with the holes H1 and H2, so that the plate body B1 and the plate body B2 are joined to each other through the plate body connector 100, so that the screw and the tool combination plate body are not required. The effect.

The above description and description are only illustrative of the preferred embodiments of the present invention, and other modifications may be made by those skilled in the art in light of the following claims The inventive spirit of the invention is within the scope of the invention.

Claims

A board connector for joining two boards, each of the two boards having a toothless setting hole, the board connector comprising:

Two sleeve members, each of the sleeve members is a hollow tube body having a hollow space, and has a slit portion extending from a rear end of the hollow tube body toward a front end. The tube diameter of each of the sleeve members is contractible, and each of the sleeve members has a card abutting protrusion formed by projecting outward from the outer peripheral wall of the hollow tube body; as well as

a connecting rod member having two engaging rods, the front ends of the two joining rods being joined and the rear end portions of the two joining rods projecting in opposite directions, the two combined The rod member has a configuration corresponding to the hollow space of the two sleeve members respectively, and each of the rear end portions of the joint rod member has a fastening protrusion.

The utility model is characterized in that the two sleeve members are respectively inserted into the toothless setting holes provided in the two plate bodies, and the connecting rod member is inserted into one of the coupling rod members therein. a hollow space of one of the sleeve members, and another coupling rod is inserted into the hollow space of the other sleeve member, so that the sleeve member is supported by the joint rod Abutting the expansion, and the card abutting convex card is engaged with the toothless setting hole of the plate body, so that the two sleeve members are respectively firmly connected to the Two plate bodies, and the fastening protrusions of the connecting rod member are respectively fastened to the two sleeve members, and the connecting rod members are respectively firmly coupled to the two sleeves a member such that the two plates are joined to each other through the plate connector.
The board connector according to claim 1, wherein said hollow tube body of said sleeve member has an outer diameter before being contracted and expanded substantially equal to said toothless portion of said plate body Set the inner diameter of the hole.
The board connector according to claim 1, wherein said sleeve member has a stopper flange portion formed to extend outward from a front end of said outer peripheral wall of said sleeve member, said stopper The outer diameter of the flange portion is larger than the inner diameter of the toothless installation hole of the plate body.
The board connector according to claim 1, wherein a rear end portion of the sleeve member has a fitting recess formed by recessing from an inner peripheral wall, and the fitting recess is provided The shape of the fastening projection is inverted.
The board connector according to claim 1, wherein said connecting rod member has a reinforcing protrusion that protrudes from an outer peripheral wall of said connecting rod member.
The board connector according to claim 4, wherein the front end portions of the two sleeve members respectively have a reinforcing recess formed by recessing from the inner peripheral wall, and the two reinforcing recesses are disposed The shape of the reinforcing convex portion is inverted.
The board connector according to claim 1, wherein said card abutting portion is a card extending in a direction non-parallel to a direction in which said engaging member is inserted into said sleeve member Resist the ribs.
The board connector according to claim 1, wherein said two engaging bars of said connecting rod member are joined at a front end portion and the rear end portion is projected in the opposite direction on the same axis. A tube body is formed, and the two joint rod members respectively have a joint rod slit portion formed by splitting from the rear end toward the front end.
A board connector according to claim 1, wherein said coupling rod has an outer diameter substantially equal to an inner diameter of said hollow tubular body of said sleeve member before unfolding.
A board connector according to claim 1, wherein said connecting rod member further comprises a second reinforcing protrusion projecting from said outer peripheral wall of said engaging member.