CN209041269U - Retention mechanism and furniture assembly - Google Patents

Abstract

The utility model provides a kind of retention mechanism, the retention mechanism is used to first component being connected to second component, retention mechanism includes: clamping piece, clamping piece has the joint fastener for surrounding enclosure on the first part and extending from the both sides of the edge for stating enclosure, and joint fastener is equipped with the first joint portion；Lock piece, lock piece have slot, and the joint fastener of clamping piece is constructed to be permeable to be inserted through slot；And actuating tensioning apparatus, wherein actuating tensioning apparatus includes: main part, it which is provided with second joint portion at the first joint portion of snap engagement piece, and force application mechanism, the force application mechanism is attached to main part, for power to be acted on lock piece, keep the relative position between lock piece and clamping piece mobile.In addition, the utility model further relates to the furniture assembly using the retention mechanism.

Description

Retention mechanism and furniture assembly

Technical field

The utility model relates to furniture manufacturing field more particularly to a kind of fastenings for two components of connection in furniture Mechanism.

Background technique

In existing furniture, the furniture of especially such as desk etc includes leg, the desktop portion by leg part supporting And the partition as screen, partition are supported by scaffold, and scaffold is then fixed to leg.This scaffold needs Want higher intensity with supported diaphragm.For this purpose, usually two components are connected together using threaded fastener in the prior art.

But need aperture on the leg of furniture using thread fixing structure, once and the position of aperture fix, then prop up Relative position between support frame frame and leg is also fixed.

However, currently, there is the requirement of higher assembling flexibility to office furniture, and also require on-site assembly more just It is prompt.Thus, it is desirable to have a kind of for original screw threads for fastening structure can be substituted.

Utility model content

To overcome the shortcomings of that connection retention mechanism in furniture in the prior art, the utility model provide a kind of fastening machine Structure, retention mechanism are used to for first component being connected to second component, and retention mechanism includes: clamping piece, and clamping piece has for wrapping The joint fastener for enclosing enclosure on the first part and extending from the both sides of the edge for stating enclosure, joint fastener are equipped with first and connect Conjunction portion；Lock piece, lock piece have slot, and the joint fastener of clamping piece is constructed to be permeable to be inserted through slot；And actuating tensioning apparatus, wherein causing Dynamic tensioning apparatus includes: main part, which is provided with second joint portion at the first joint portion of snap engagement piece, and force machine Structure, the force application mechanism are attached to main part, for power to be acted on lock piece, make opposite between lock piece and clamping piece Position is mobile.

One aspect according to the present utility model, the force application mechanism of above-mentioned retention mechanism include screw rod and nut, and screw rod is inserted Enter in the channel opened up in the main part of actuating tensioning apparatus and rotate with nut to connect.

Other side according to the present utility model, the first joint portion are to open up the hole set on joint fastener, the second engagement Portion is the protrusion on the opposite sides face of the main part of the actuating tensioning apparatus of setting, and protrusion can snap fit onto hole.

Other side according to the present utility model, the joint fastener of clamping piece have the extended from the edge of enclosure A part and the second part extended from first part, the first part are arranged in the slot of lock piece, and the first engagement Portion is arranged on the second part.

Another aspect according to the present utility model, the first part of pairs of slave joint fastener respectively from the side of enclosure Edge extends, and moves closer to each other, and the pairs of second part extended from first part is parallel to each other.

Another aspect according to the present utility model, lock piece have expansion mouth, expansion mouth towards clamping piece enclosure, The outer edge of the inner wall engagement joint fastener of the expansion mouth.

Another aspect according to the present utility model, expansion mouth have the opposite side wall extended, and the inner surface of side wall is equipped with Flange, the inward flange of flange are engaged with the outer edge of joint fastener.

Another aspect according to the present utility model, lock piece and actuating tensioning apparatus are equipped with the Guiding machine being fitted to each other Structure.

Another aspect according to the present utility model, main part are equipped with the interconnecting piece for fixing second component.

In addition, the utility model also provides a kind of furniture assembly, component includes the first furniture component and the second furniture component: Wherein one of the first furniture component and the second furniture component are slender member；The clamping piece set of retention mechanism as described above is set to On slender member, it is enclosed in enclosure on the outer peripheral surface of furniture slender member in a scheduled position, and retention mechanism connects It is connected to another in the first furniture component and the second furniture component.

In addition, the utility model additionally provides a kind of furniture assembly, component includes: furniture leg；And scaffold, branch Support frame frame is fastenedly connected furniture leg by above-mentioned retention mechanism；Wherein, enclosure is in a scheduled furniture leg height It is enclosed on the outer peripheral surface of furniture leg.

Using retention mechanism according to the present utility model, without beating the eyelet for being used for screw on furniture leg, it can Scaffold is fixed on leg, and height can be adjusted freely.Using the utility model retention mechanism furniture more Beauty, entire assembling process are convenient, flexible.

Using according to the utility model retention mechanism, clamping piece be applied to leg outer surface power clamping force can securely by Scaffold is fixed on leg, and the more conventional threaded fastener of reliability is more preferably.

Detailed description of the invention

By referring to described in detail below, can be more fully understood the utility model theme and its various advantages, wherein Referring to attached drawing:

Fig. 1 shows the front perspective view of the desk using retention mechanism according to the present utility model.

Fig. 2 shows the face upwarding stereograms for the desk for using retention mechanism according to the present utility model.

Fig. 3 shows the exploded perspective view of the retention mechanism according to the utility model preferred embodiment.

Fig. 4 shows the perspective view of the assembled state of the retention mechanism according to the utility model preferred embodiment.

Fig. 5 shows the perspective view of lock piece.

Fig. 6 shows the perspective view of the main part of actuating tensioning apparatus.

Fig. 7 shows the perspective view for having used the leg of the retention mechanism according to the utility model another preferred embodiment.

Fig. 8 shows the perspective view of the retention mechanism according to the utility model another preferred embodiment.

Appended drawing reference

1 desk

2 desktop portions

3 legs

5 scaffolds

6 partitions

10 retention mechanisms

20 clamping pieces

21 enclosure

22 joint fasteners

221 first parts

222 second parts

23 holes

30 lock pieces

31 slots

32 expansion mouths

321 side walls

33 flanges

35 main bodys

38 groove portions

40 actuating tensioning apparatus

41 main parts

42 channels

43 protrusions

431 grooves

45 interconnecting pieces

461 screw rods

462 nuts

47 flange parts

Specific embodiment

The utility model is described in further detail with attached drawing combined with specific embodiments below, elaborates in the following description More details are in order to fully understand the utility model, but the utility model obviously can be different from what this was described with a variety of Other way is implemented, and those skilled in the art can be without prejudice to the utility model connotation according to practical application feelings Condition makees similar popularization, deduces, therefore should not limit the protection scope of the utility model with the content of this specific embodiment.

Fig. 1 shows the frontal perspective for using the desk 1 according to the utility model preferred embodiment retention mechanism 10 Figure, and it is three-dimensional Fig. 2 shows being regarded using the bottom of the desk 1 of the retention mechanism 10 of preferred embodiment according to the present utility model Figure.In this embodiment, retention mechanism 10 is used for desk 1, and scaffold 5 therein is fixed to each leg 3.It answers Work as understanding, preferred embodiment is by taking desk 1 as an example, in particular, the retention mechanism 10 using the utility model can be by family Tool leg 3 links together with scaffold 5, to constitute a furniture assembly.It is to be understood that the fastening of the utility model Mechanism 10 is also applied for other occasions for needing to connect two components in furniture, and one is preferably in two component Slender member, tool slender member have it is substantially continuous, clamping piece be suitable for set is set on the slender member.

Particularly, as depicted in figs. 1 and 2, there are two desktop portion 2 and four legs 3, every two legs 3 for the tool of desk 1 Hold a desktop portion 2.Desk 1 further includes scaffold 5, and scaffold 5 is configured to for supporting the partition 6 for being used as screen, And conductor wire can arrange along scaffold 5.From fig. 2 it can be seen that the scaffold 5, substantially at I-shaped, it has two The girder portion in a the curb girder portion being oppositely arranged and the extension in curb girder portion can be equipped with electrical cnnector in girder portion.Each curb girder The end in portion then passes through retention mechanism 10 and is fixed firmly to each leg 3, so as to form entire supporting structure, for branch Hold desktop portion 2 and partition 6.In structure shown in Fig. 2, retention mechanism 10 is connected to the one end in the close desktop portion 2 of leg 3, But this is an example, is fixed in any height of leg 3 to 10 property of can choose of retention mechanism.

Fig. 3 shows the exploded perspective view of the retention mechanism 10 of an embodiment according to the present utility model.The retention mechanism 10 include clamping piece 20, lock piece 30 and actuating tensioning apparatus 40.In general, clamping piece 20 is connected to leg 3, and activates and open Tight device 40 is connected at least part of scaffold 5.Lock piece 30 is respectively associated and contacts clamping piece 20 and actuating tensioning Device 40, clamping piece 20 are connected to actuating tensioning apparatus 40 after being inserted into lock piece 30, and clamping piece 20 will be will activate tensioning apparatus 40 power applied are transmitted to clamping piece 20 and are converted into the clamping force of clamping piece 20.

As shown in Figures 3 and 4, clamping piece 20 has enclosure 21 for being enclosed on leg 3 and from the two of enclosure 21 The joint fastener 22 that side edge is extended.As shown in figure 3, every side edge extends two joint fasteners 22 in preferred embodiment, they Width is of substantially equal, and two joint fasteners 22 are spaced a distance, in order to be inserted into lock piece 30 corresponding slot 31.In addition, Joint fastener 22 does not flush at the edge being parallel on force direction A relative to the edge of enclosure 21, to make enclosure 21 edges form corner.Multiple holes are additionally provided on joint fastener 22 as the first joint portion, these joint portions will be suitable for and actuating Corresponding second joint portion engagement on tight device 40, the second joint portion is, for example, protrusion 43.In the preferred embodiment, each Three holes 23 are provided on joint fastener 22.

Clamping piece 20 is preferably made of metal sheet, preferably, clamping piece 20 can be for example, by Sheet Metal Forming Technology one It is formed.The shape of enclosure 21 is corresponding with leg 3.In Fig. 3, it can be seen that the enclosure 21 of clamping piece 20 includes angled Three parts, for accordingly fitting on three surfaces of the leg 3 with triangular-section as shown in Figure 2.

In addition, the joint fastener 22 of clamping piece 20 further may include the first part extended from the edge of enclosure 21 221 and the second part 222 that extends from first part 221, the first part 221 of joint fastener 22 lock piece 30 is set A part in slot 31, and second part 222 is provided with the hole 23 as the first joint portion then to match with actuating tensioning apparatus 40 It closes.As shown in figure 3, the first part 221 of pairs of slave joint fastener 22 extends from the both sides of the edge of enclosure 21 respectively, and It moves closer to each other, and pairs of to state the second part 222 that first part 221 extends parallel to each other.

As shown in figure 5, lock piece 30 has main body 35 and expansion mouth 32.Slot 31 is arranged in main body 35, is preferably implementing Example corresponds to four joint fasteners 22, is provided with four slots 31 in main body 35.These slots 31 penetrate through in the main body 35 of lock piece 30, Joint fastener 22 can be inserted into and from other end pass-out from one end of slot 31.In addition, lock piece 30 also has expansion mouth 32, in fastening machine In the state that structure 10 is used cooperatively, enclosure 21 of the expansion mouth 32 towards clamping piece 20, the inner wall engagement engagement of expansion mouth 32 The first part 221 of piece 22.

Preferably, expansion mouth 32 includes the opposite side wall 321 extended, it further include convex at the opposite sides edge of side wall 321 Edge 33, under use state, the outer edge of the inward flange engagement joint fastener 22 of flange 33 plays guiding function.It can from Fig. 5 It arriving, flange 33 does not extend to the edge of the side face enclosure 21 of expansion mouth 32, and retracts one section backward, so as to It is abutted with the end edge of the corresponding position of enclosure 21, forms chocking construction.

In the preferred embodiment, lock piece 30 is integrally formed by metal, and the rigidity having should be enough locking power It is transmitted on clamping piece 20.

As shown in figure 3, tensioning actuation means in retention mechanism 10 have main part 41 and a force application mechanism, on main part 41 Equipped with the second joint portion with the clamping of the first joint portion of joint fastener 22, force application mechanism is attached to main part 41, is used for masterpiece It is mobile with the relative position on lock piece 30, made between lock piece 30 and clamping piece 20.

Specifically, one end is adapted to engage with locking as shown in fig. 6, the main part 41 of the utility model is substantially blocky Part 30 simultaneously is suitable for being received into the hollow chamber of scaffold 5 as shown in Figure 3.It is all provided in the two opposite side surfaces of main part 41 There is protrusion 43, acts on the second joint portion.As shown in fig. 6, setting on a side of main part 41, there are two protrusion 43, two protrusions 43 are respectively used to engage two joint fasteners 22 extended from the one side edge of enclosure 21, and two protrusions 43 are on force direction A What front and back was staggered.

These protrusions 43 are gradually reduced towards the direction of enclosure 21 height, when in order to be inserted into joint fastener 22, joint fastener 22 guidance pass through the outer surface of protrusion 43, and protrusion 43 is engaged to the specified hole 23 on 22 second part 222 of joint fastener.It is convex Groove 431 preferably then is provided on the side opposite with enclosure 21 in portion 43.When as shown in figure 4, protrusion 43 is fastened on hole 23 When interior, in force, the edge in hole 23 will engage in a groove 431, and protrusion 43 is not easy hole 23.

In addition, some ribs are additionally provided on main part 41, to increase the self-strength of main part 41.

On the other hand, as shown in figure 3, the force of the actuating tensioning apparatus 40 in preferred embodiment includes screw rod 461 and spiral shell Mother 462.Screw rod 461 is inserted in the channel 42 opened up in the main part 41 of the actuating tensioning apparatus 40, and screw rod 461 Operating open end of the end in the channel of main part 41 42 can operate.Main part of the nut 462 in the actuating tensioning apparatus 40 41 are arranged in main part 41 close to the side of lock piece 30.In general, nut 462 is fixed relative to the position of main part 41 , screw rod 461 is then as the rotation relative to nut 462 can be retracted and stretch out relative to main part 41.

It is arranged for being inserted into the channel 42 of screw rod 461 in 41 approximately mid way between of main part, in order to equal on main part 41 Exert a force on lock piece 30 to weighing apparatus.

In addition, actuating tensioning apparatus 40 may also include the interconnecting piece 45 for connection framework 5, in the embodiment shown in fig. 3, Interconnecting piece 45 is arranged on the side for the two sides for being parallel to force direction A of main part 41, is specifically formed as recess portion or screw hole 23.In addition, in other embodiments, main part 41 can also be connected on scaffold 5 by snap-in structure.In addition a little real It applies in example, directly the connected construction such as scaffold 5 can also be fixed on lock piece 30.

Further, the settable guiding mechanism to match between tensioning apparatus 40 and lock piece 30 is activated.Such as in Fig. 5 institute In the lock piece 30 shown, the side close to actuating tensioning apparatus 40 is equipped with groove portion 38, and matchingly, as shown in fig. 6, in main body The side in portion 41 is equipped with flange part 47, and the two will cooperate in a state of use, with guidance actuating tensioning apparatus 40 and locking Part 30 is combined together.

The usage mode of retention mechanism 10 according to the present utility model is as follows.

Before use, clamping piece 20, lock piece 30 and the actuating tensioning apparatus 40 of retention mechanism 10 are separated from each other.It is first First clamping piece 20 is slightly opened from the free edge of joint fastener 22, in order to which clamping piece set to be set to the appropriate height of leg 3 Place, fits to enclosure 21 on the outer surface of leg 3.Then, joint fastener 22 is inserted on the slot of lock piece 30, makes lock piece 30 close to leg 3, and the second part 222 of joint fastener 22 stretches out lock piece 30.Then, by actuating tensioning dress It sets 40 to be inserted between two opposite joint fasteners 22, and is caught in protrusion 43 in hole 23.It should be noted that joint fastener 22 is The flexibility of tool, it therefore, can easily be snapped onto hole 23 with protrusion 43, and activate in tensioning apparatus 40 at this time Screw rod 461 is connected on nut 462 in advance, but the actuating end of screw rod 461 does not protrude from main part 41.Finally, using tool actuation The actuating distal process of screw rod 461, screw rod 461 stretches out main part 41, and is applied on lock piece 30, activates 40 through hole of tensioning apparatus 23 further stretch out the slot of lock piece 30 with the direction that the cooperation of protrusion 43 keeps joint fastener 22 opposite along the direction of force, thus Clamping piece 20 is set tightly to block the outer surface of leg 3.

If you need to remove scaffold and leg, above-mentioned steps can be executed on the contrary.Using the retention mechanism of the utility model 10, it will not there are unnecessary fastenings when retention mechanism removes from leg and then be adjusted to other height and positions, on leg Part mounting hole.

Using retention mechanism 10 according to the present utility model, without beating the eyelet for being used for screw on leg 3, it can will Scaffold 5 is fixed on leg 3, and height can be adjusted freely.Entire assembling process is convenient, flexible.

Using according to the utility model retention mechanism 10, clamping piece 20 is applied to 3 outer surface power clamping force of leg can jail Scaffold 5 is fixed on leg by ground, the more conventional threaded fastener of reliability is more preferably.

The utility model can also be with other versions.Another retention mechanism 10 ' as shown in Figure 7 and Figure 8, clamping piece 20 ' enclosure 21 ' be surrounded by one it is rectangular comprising three parts at right angles to each other, to be adapted for secure to rectangular section The leg 3 ' in face.Lock piece and actuating tensioning apparatus previous embodiment in the retention mechanism 10 ' are substantially similar.In addition, It is appreciated that the scope of the utility model should also be covered in by having the retention mechanism for the enclosure for being surrounded by round or ellipse It is interior.In addition it is also possible to add liner on the inside of enclosure, protection is formed with the surface further to leg.

Although the utility model is disclosed as above with preferred embodiment, its be not for limiting the utility model, it is any Those skilled in the art without departing from the spirit and scope of the utility model, can make possible variation and modification.Cause This, all contents without departing from technical solutions of the utility model, according to the technical essence of the utility model to above embodiments institute Any modification, equivalent variations and the modification made, each fall within the protection scope that the utility model claims are defined.

Claims (10)

1. a kind of retention mechanism (10), the retention mechanism (10) is used to first component being connected to second component, and feature exists In the retention mechanism includes:

Clamping piece (20), the clamping piece have enclosure for being enclosed in the first component and from stating the two of enclosure The joint fastener that side edge is extended, the joint fastener are equipped with the first joint portion；

Lock piece (30), the lock piece (30) have slot (31), and the joint fastener (22) of the clamping piece is constructed to be permeable to insert Cross the slot (31)；And

It activates tensioning apparatus (40), the actuating tensioning apparatus includes:

Main part (41), the main part are equipped with the second joint portion, and second joint portion is clamped on the joint fastener (22) First joint portion, and

Force application mechanism, the force application mechanism are attached to main part, for power to be acted on the lock piece (30), make the lock Relative position between stop member (30) and the clamping piece (20) is mobile.

2. retention mechanism (10) as described in claim 1, which is characterized in that the force application mechanism includes screw rod (461) and spiral shell Female (462), the screw rod (461) are inserted in the channel opened up in the main part (41) of actuating tensioning apparatus (40) (42) in and nut rotation connects.

3. retention mechanism (10) as described in claim 1, which is characterized in that first joint portion is to open up to set to connect described The hole (23) of on piece is closed, second joint portion is the opposite sides face of the main part of the actuating tensioning apparatus of setting On protrusion (43), the protrusion (43) is engaged in the hole (23).

4. retention mechanism (10) as described in claim 1, which is characterized in that the joint fastener of the clamping piece (20) has The first part extended from the edge of the enclosure and the second part (222) extended from the first part,

The first part is arranged in the slot of the lock piece (30), and the first joint portion is arranged in the second part (222) on.

5. retention mechanism (10) as claimed in claim 4, which is characterized in that described first pairs of from the joint fastener Point extend respectively from the edge of the enclosure, and move closer to each other, and pairs of extend from the first part The second part (222) out is parallel to each other.

6. retention mechanism (10) as claimed in claim 5, which is characterized in that the lock piece (30) has expansion mouth (32), For the expansion mouth (32) towards the enclosure of the clamping piece, the inner wall of the expansion mouth (32) engages the joint fastener Outer edge.

7. retention mechanism (10) as claimed in claim 6, which is characterized in that the expansion mouth (32) has the opposite side extended The inner surface of wall (321), the side wall (321) is equipped with flange, and the inward flange of the flange and the outer edge of the joint fastener connect It closes.

8. retention mechanism (10) as described in claim 1, which is characterized in that the lock piece (30) and actuating tensioning dress It sets (40) and is equipped with the guiding mechanism being fitted to each other.

9. retention mechanism (10) as described in claim 1, which is characterized in that the main part (41) is equipped with for fixing State the interconnecting piece (45) of second component.

10. a kind of furniture assembly, the component includes the first furniture component and the second furniture component:

Wherein one of the first furniture component and the second furniture component are slender member；

It is characterized in that, as claimed in any one of claims 1-9 wherein retention mechanism the clamping piece set be set to it is described elongated On component, make the enclosure on the outer peripheral surface that a scheduled position is enclosed in the furniture slender member,

And the retention mechanism is connected to another in the first furniture component and the second furniture component.