CN212202733U - Connection unit - Google Patents

Abstract

The utility model provides a linkage unit, including first main part, protruding locating mounting in the first main part, the mounting includes mounting body, and a plurality of edge mounting body's axially extended bead, a plurality of the bead is followed mounting body's circumference interval sets up. When the connecting unit is inserted into a relevant base material, because the fixing part body is provided with a plurality of ribs arranged at intervals, a plurality of corresponding channels can be reserved between the ribs, air in the base material can be discharged along the channels, and the connecting unit cannot be effectively installed due to the fact that the air cannot be discharged.

Description

Connection unit

Technical Field

The utility model relates to a technical field is connected to the field panel, especially relates to a linkage unit.

Background

People have not only been limited to the function at furniture itself to the demand of furniture now, more the aesthetic property of attention furniture promotes to living experience, furniture is made for panel mostly, the connection that panel passes through the hardware constitutes furniture, more common five metals connecting element is the screw in the middle of the furniture trade, countersunk head bolt and expansion bolts etc. connect, though all these five metals connecting element can both realize the function of connecting when carrying out the connection of two planks, but the surface of plank can always leave a plurality of connecting holes after accomplishing to connect, or expose screw and bolt itself outside, the holistic aesthetic property of this great influence furniture, the panel draw bail and the panel coupling spare of a seamless hookup are now needed urgently.

Although some invisible plate connecting units exist in the existing market, the connecting units can seal air in mounting holes in the using process, so that the connecting units cannot be smoothly mounted at a specified position, and a remarkable gap is formed between two substrates.

Disclosure of Invention

The utility model discloses to the problem that prior art exists, provide one kind and can need not the operating tool, and can not influence the pleasing to the eye linkage unit of furniture.

In order to achieve the above object, the utility model discloses a technical scheme be:

a connecting unit comprises a first main body, a fixing piece is convexly arranged on the first main body, the fixing piece comprises a fixing piece body and a plurality of convex edges extending along the axial direction of the fixing piece body, and the convex edges are arranged at intervals along the circumferential direction of the fixing piece body.

In the above scheme, when the connecting unit is inserted into a relevant substrate, because the fixing part body is provided with a plurality of ribs arranged at intervals, a plurality of corresponding channels can be reserved between the ribs, air in the substrate can be discharged along the channels, and the connecting unit cannot be effectively installed due to the fact that the air cannot be discharged.

As the utility model discloses a further optimization, it is a plurality of the bead is followed the even interval in circumference of mounting body sets up.

In the scheme, the plurality of ribs are uniformly arranged at intervals, so that the structural stability of the connecting unit is effectively ensured, and in addition, the firmness of the connecting unit during installation can be effectively ensured while air can be effectively discharged.

As a further optimization of the present invention, the number of the protruding ribs is 4.

In the scheme, the fixing piece body and the convex ribs form a cross shape, so that the fixing piece is easy to process and high in structural strength.

As a further optimization of the present invention, the bead by the mounting body is kept away from the one end of the first main body extends to the other end of the mounting body.

In the above scheme, the convex edge extends to the other end by one end of the fixing part body, so that the smoothness of air discharge is effectively guaranteed, the air is directly discharged to the outside of the base material, and meanwhile, the integral structural strength of the fixing part body is guaranteed, and the situation that the fixing part is broken in use due to the fact that a certain part is weak is prevented.

As the utility model discloses a further optimization still including locating the mounting body is kept away from the first recess of first main part one end, first recess by first main part extends to the bead.

In the above scheme, the arrangement of the first groove enables air at the bottom of the mounting hole to move into the channel between the adjacent ribs along the first groove when the connecting unit is mounted, so that the air is discharged outwards along the channel, meanwhile, the first groove can also effectively accommodate obstacles such as sawdust and the like at the bottom of the mounting hole, the mounting part can be effectively mounted at an appointed position, in addition, the position of the first groove is a feeding hole in the actual production process, and the appearance of the product is greatly improved due to the arrangement of the first groove.

As a further optimization of the present invention, the first groove is connected with two oppositely disposed ribs.

In the above scheme, the first groove is connected with the two oppositely-arranged convex ridges, so that the structural strength of the fixing part body cannot be influenced, and the arrangement is more attractive.

As the utility model discloses a further optimization still includes protruding locating a plurality of first bellyings on the bead, first bellyings is followed mounting body's radial direction is protruding.

In the above scheme, the first protruding part is arranged on the convex edge, so that not only can the fixing property of the connecting unit during installation be effectively ensured, but also the air in the installation hole can be discharged.

As the utility model discloses a further optimization still includes protruding locating a plurality of second bellyings on the bead, the second bellyings is followed mounting body's radial direction is protruding, first bellyings with the second bellyings is followed mounting body's the crisscross distribution of axial.

In the above scheme, first bellying with the crisscross setting of second bellying, the effectual cell type that has avoided leading to a certain degree of depth of mounting groove because of adding man-hour error is not up to standard or the substrate quality is not good and make the barb of one deck effectively fixed the condition take place, the effectual assurance this fixed effect after the mounting inserts corresponding slotted hole.

As a further optimization of the present invention, the first protruding portion and the second protruding portion are formed along the circumferential interval of the fixing member body.

In the above scheme, the first protruding part and the second protruding part are arranged on different ribs, which is beneficial to processing, and in addition, when the first protruding part and the second protruding part are different in setting size or protruding height, the first protruding part and the second protruding part are arranged on the same rib, which may affect each other to grasp the effect, and are arranged on different ribs, which effectively avoids the above situation.

As the utility model discloses a further optimization still includes:

the third bulge is arranged on the convex edge and is arranged at one end of the convex edge close to the first main body;

the rib further includes:

and the fourth transition surface is an arc surface extending from the first main body to one end, close to the first main body, of the third bulge and is bent along the extending direction towards the direction far away from the fixing piece body.

In the above scheme, the fourth transition surface is arranged, so that the connection strength of the first main body and the fixing part body is effectively ensured, and meanwhile, when the connection unit slides in the installation groove, the third protruding part does not collide or rub with the base material.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first perspective view of the connection unit according to the present invention;

fig. 2 is a perspective view of a first embodiment of a connection unit of the present invention;

fig. 3 is a third perspective view of the first embodiment of the connection unit of the present invention;

fig. 4 is a front view of a first embodiment of the connection unit of the present invention;

fig. 5 is a side view of a first embodiment of a connection unit according to the present invention;

fig. 6 is a top view of a first embodiment of the connection unit of the present invention;

fig. 7 is a perspective view of a second embodiment of the connection unit of the present invention;

fig. 8 is a perspective view of a third embodiment of the connection unit of the present invention;

FIG. 9 is a schematic view of a substrate;

fig. 10 is a cross-sectional view taken along a-a in fig. 9.

In each of the above figures, 1, a connecting unit; 11. a first body; 111. a first side; 112. a second face; 113. a third surface; 114. a fourth surface; 115. a first end; 1151. a first transition surface; 1152. a second transition surface; 1153. a third transition surface; 1154. a cut-off surface; 116. a second end; 12. a fixing member; 121. a fixing member body; 122. a rib; 1221. a fourth transition surface; 123. a first boss portion; 1231. a first inclined plane; 124. a second boss portion; 1241. a second inclined plane; 125. a first groove; 126. a third boss portion; 1261. a first stabilizing surface; 127. a fourth boss; 1271. a first guide surface; 1272. a second stabilizing surface; 2. a substrate; 21. mounting grooves; 211. a first chute; 2111. a first limiting surface; 2112. a second limiting surface; 2113. a support surface; 212. a second runner.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 6, the first body 11 of the connection unit of the present invention includes a first surface 111, a second surface 112, a third surface 113, a fourth surface 114, a first end 115 and a second end 116, which are oppositely disposed;

the first surface 111 and the second surface 112 are parallel and opposite planes, so that the processing is convenient, the redundant space is large, and it should be noted that the first surface 111 and the second surface 112 may also be arc surfaces or other curved surfaces, so that the use is not affected, and a parallel arrangement mode may not be used.

The third surface 113 is connected to the first surface 111 and the second surface 112, and is inclined in a direction approaching the fourth surface 114 in a direction approaching the second surface 112;

the fourth surface 114, which is disposed opposite to the third surface 113, is connected to the first surface 111 and the second surface 112, and is inclined in a direction approaching the third surface 113 in a direction approaching the second surface 112;

here the third surface 113 and the fourth surface 114 are symmetrically disposed with respect to a plane between the third surface 113 and the fourth surface 114, so that the first body 11 is perpendicular to the first surface 111 and the cross section of the third surface 113 is in an isosceles trapezoid shape, which is beneficial to the processing and stability of the product, and is beneficial to the installation of the product.

The first end 115 and the second end 116 are oppositely disposed, and the first end 115 includes:

a first transition surface 1151 connected to the second surface 112 and inclined in a direction toward the second end 116 in a direction toward the first surface 111;

a second transition surface 1152 connected to the second surface 112 and the third surface 113, and inclined in a direction toward the second end 116 in a direction toward the first surface 111 and inclined in a direction away from the second end 116 in a direction toward the fourth surface 114;

a third transition surface 1153, connected to said first surface 111, said first transition surface 1151 and said second transition surface 1152, inclined in a direction towards said second end 116 in a direction towards said second surface 112;

a stop surface 1154 is disposed on a side of the first transition surface 1151 and the second transition surface 1152 away from the second end 116, and is connected to the first transition surface 1151, the second transition surface 1152, and the third transition surface 1153, respectively.

The first transition surface 1151 and the second transition surface 1152 are subjected to forces perpendicular to the first transition surface 1151 and the second transition surface 1152, so that the connecting unit is guided to move towards the resultant force direction of the two forces, and the connecting unit is slightly deformed towards the direction perpendicular to the first transition surface 1151 and the second transition surface 1152, and the connecting unit is further guaranteed to be capable of smoothly moving to a preset position.

Because this coupling unit is used for connecting panel more, the mounting groove of processing on the panel has some remaining saw-dust, burr or gas etc. to hinder coupling unit to slide more, and the setting of third transition face 1153 makes third transition face 1153 and the support surface of mounting groove produce an accommodation space down, and the effectual condition that has prevented bottom surface saw-dust or burr to hinder this coupling unit slip takes place, simultaneously, first transition face, second transition face and third transition face make first end is comparatively sharp, even pile up the saw-dust phenomenon in the mounting groove processing, this coupling unit also can insert under the effect of first end and slide in the accumulational obstacle.

Due to the arrangement of the stopping surface 1154, when the third surface 113 and the fourth surface 114 move to the preset position, the first end 115 does not contact with the end of the mounting groove, so that the redundant space is increased, and the stable mounting of the connection unit is effectively ensured.

It should be noted here that the first transition surface 1151 and the second transition surface 1152 are symmetrically arranged as shown in fig. 2, the included angle between the first transition surface 1151 and the third surface 113 is preferably 30-50 °, the included angle between the first transition surface 1151 and the second surface 112 is preferably 50-70 °, the included angle between the third transition surface 1153 and the first surface 11 is preferably 10-30 °, and the weakest end still meets the requirement of structural strength when being matched with the first transition surface 1151, the second transition surface 1152 and the cut-off surface 1154.

The second end 116 is disposed symmetrically to the first end 115, so that the first body 11 does not need to be considered as a front-back when in use.

With continued reference to fig. 1-6, the connection unit 1 of the present invention further comprises a fixing member 12 protruding from the second surface 112, wherein the fixing member 12 comprises a fixing member body 121 protruding in a direction away from the first main body 11, and

the ribs 122 are arranged along the circumferential direction of the fixing piece body 121 at intervals;

a plurality of first protrusions 123 protruding in a radial direction of the fixing body 121, spaced apart in an axial direction of the fixing body 121, and disposed on one or more of the ribs 122, including a first inclined surface 1231 inclined in a direction away from the fixing body 121 toward the first main body 11 for guiding and transiting when inserted into a mounting hole and allowing the fixing member 12 to grip a plate after inserted into the mounting hole, wherein an acute angle between the first inclined surface 1231 and the radial direction of the fixing body 121 is preferably 40 to 76 ° and can perform both effective guiding and gripping functions;

a plurality of second protrusions 124 protruding in a radial direction of the fixing body 121, spaced apart from each other in an axial direction of the fixing body 121, staggered with respect to the first protrusions 123 in the axial direction of the fixing body 121, spaced apart from the first protrusions 123 in a circumferential direction of the fixing body 121, and disposed on one or more of the ribs 122, wherein the second protrusions 124 include second inclined surfaces 1241, and the second inclined surfaces 1241 function similarly to the first inclined surfaces 1231, in this embodiment, the second protrusions 124 are smaller than the first protrusions 123, and an acute angle between the second inclined surfaces 1241 and the radial direction of the fixing body 121 is preferably 23-60 ° and can cooperate with the first protrusions 123 to effectively guide and also play a grasping role;

the first groove 125 is arranged at one end of the fixing member body 121 far away from the first main body 11, and connects the two oppositely arranged convex ribs 122;

the third protrusion 126 is disposed on the rib 122, protrudes in the radial direction of the fixing element 12, and is disposed at one end of the fixing element body 121 close to the first main body 11, the protruding height of the third protrusion 126 is preferably close to the protruding height of the first protrusion 123 and the second protrusion 124, the third protrusion 126 includes a first stabilizing surface 1261, and the first stabilizing surface 1261 is parallel or nearly parallel to the axial direction of the fixing element body 121, so as to effectively prevent the fixing element 12 from shaking after being inserted into the mounting hole;

a fourth protrusion 127, provided on the rib 122, protruding in the radial direction of the fixing member 12, and provided at an end of the fixing member body 121 away from the first main body 11, wherein the protrusion height of the fourth protrusion 127 is preferably similar to the protrusion height of the first protrusion 123 and the second protrusion 124, the fourth protrusion 127 includes a first guide surface 1271 and a second stabilizing surface 1272, the first guide surface 1271 is used for guiding insertion into the installation hole, and the second stabilizing surface 1271 is parallel or nearly parallel to the axial direction of the fixing member body 121, so as to effectively prevent the fixing member 12 from shaking after being inserted into the installation hole;

the rib 122 further includes a fourth transition surface 1221, an arc surface extending from the first main body 11 to an end of the third protruding portion 126 close to the first main body 11 and bending in a direction away from the fixing body 1221 along the extending direction, and the fourth transition surface 1221 effectively ensures the connection strength between the first main body 11 and the fixing body 1221, and meanwhile, when the connection unit 1 slides in the installation groove, the third protruding portion 126 does not collide or rub with the base material.

The setting of bead 122 makes mounting 12 is when inserting corresponding slotted hole, and saw-dust, burr or gaseous in this slotted hole can be along a plurality ofly to the slotted hole channel between the bead 122 removes, can not produce a large amount of accumulations in the slotted hole inside, avoids piling up because of saw-dust or burr and leading to mounting 12 can't remove to the condition of predetermineeing the position and take place, first bellying 123 with the crisscross setting of second bellying 124, the effectual cell type of having avoided leading to a certain degree of depth of mounting groove because of processing the error is not up to standard or the substrate quality is not good and make the barb of the same layer can't carry out the condition of effectively fixing and take place, the effectual assurance this the fixed effect after the mounting inserts corresponding slotted hole.

It should be further noted that the first protrusion 123 and the second protrusion 124 may be protrusions with the same specification, or protrusions with different specifications, and in this embodiment, the first protrusion 123 and the second protrusion 124 are different, but the implementation of this embodiment is not affected when the first protrusion 123 and the second protrusion 124 are the same.

It should be further noted that the first body 11 may also be the same structure as the fixing member 12, or other structures, and is not limited to the structure of the present invention, and the structure form does not affect the implementation of the present invention.

Referring to fig. 7-8, the two embodiments shown differ from fig. 1-6 only in the length of the first body 11 and in the height of the fixing member 12, i.e. the differences do not affect the practice of the invention.

Referring to fig. 9-10, the present invention further provides a connection assembly, comprising a connection unit 1 and a substrate 2, wherein the connection unit comprises a first main body 11, the first main body 11 comprises a first surface 111 and a second surface 112 which are oppositely arranged, and

a third surface 113 connected to the first surface 111 and the second surface 112;

a fourth surface 114 which is provided to face the third surface 113, is connected to the first surface 111 and the second surface 112, and is inclined in a direction approaching the third surface 113 in a direction approaching the second surface 112;

a first end 115 and a second end 116 disposed opposite each other, the first end 115 comprising:

a first transition surface 1151 connected to the second surface 112 and inclined in a direction toward the second end 115 in a direction toward the first surface 111;

the substrate 2 includes a mounting groove 21, the mounting groove 21 includes a first chute 211, the first chute 211 is surrounded by a first limiting surface 2111, a second limiting surface 2112 and a supporting surface 2113 to form, the first limiting surface 2111 corresponds to the third surface 113, the second limiting surface 2112 corresponds to the fourth surface 114, the supporting surface 2113 corresponds to the first surface 111

When the connection unit is installed, due to the arrangement of the first transition surface 1151, when the first main body 11 moves in the corresponding installation groove 21, the first limiting surface 2111 gives a force to the third surface 113 in a preset direction, so as to effectively guide the moving direction of the connection unit, and the connection unit generates a preset micro deformation, which can effectively ensure that the connection unit can slide to a preset position in the installation groove 21, so that the fourth surface 114 can be in full surface contact with the corresponding second limiting surface 2112 in the installation groove 21, and the supporting surface 2113 is matched with the first surface 111, the second limiting surface 2111 is matched with the fourth surface 114, so that the connection unit is effectively limited in the installation groove 21, and further, the stable connection of two substrates 2 is realized.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. A connecting unit is characterized by comprising a first main body, wherein the fixing piece is convexly arranged on the first main body, the fixing piece comprises a fixing piece body and a plurality of convex edges extending along the axial direction of the fixing piece body, and the convex edges are arranged at intervals along the circumferential direction of the fixing piece body.

2. The connector unit of claim 1, wherein the plurality of ribs are evenly spaced circumferentially about the fastener body.

3. A connection unit according to claim 2, characterized in that said fins are 4.

4. A connection unit as claimed in any one of claims 1 to 3, wherein the rib extends from one end of the fixing body remote from the first body to the other end of the fixing body.

5. The connection unit of claim 4, further comprising a first groove disposed at an end of the fixture body distal from the first body, the first groove extending from the first body to the rib.

6. The connection unit of claim 5, wherein the first groove is connected to two oppositely disposed ribs, respectively.

7. The coupling unit of claim 4, further comprising a plurality of first protrusions protruding from the ribs, the first protrusions protruding in a radial direction of the holder body.

8. The coupling unit according to claim 7, further comprising a plurality of second protrusions protruding from the ribs, the second protrusions protruding in a radial direction of the holder body, and the first protrusions and the second protrusions being staggered in an axial direction of the holder body.

9. The connection unit according to claim 8, wherein the first projection and the second projection are provided at intervals in a circumferential direction of the fixing body.

10. The connection unit according to any one of claims 7 to 9, further comprising:

the third bulge is arranged on the convex edge and is arranged at one end of the convex edge close to the first main body;

the rib further includes:

and the fourth transition surface is an arc surface extending from the first main body to one end, close to the first main body, of the third bulge and is bent along the extending direction towards the direction far away from the fixing piece body.

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