CN220646380U - Coupling assembling and cabinet - Google Patents

Abstract

The utility model discloses a connecting component and a cabinet. In the connecting assembly, the connecting rod is arranged on the first object and extends along the splicing direction, and is provided with an abutting part, a rack part and a limiting head, and the connecting rod moves in a first position and a second position; in the first position, the connecting rod is hidden in the first object; in the second position, the limiting head extends out of the first object, and the abutting part abuts against the first object towards the second object; the first operating piece is arranged on the first object and can rotate, the first operating part of the first operating piece can be operated, and the actuating part of the first operating piece is meshed with the rack part; the second operation piece is arranged on the second object and can rotate between a third position and a fourth position, the second operation part of the second operation piece can be operated, the limiting part of the second operation piece allows the limiting head to pass through when in the third position, and the limiting head is limited to retract to the first position when in the fourth position. The cabinet employs a connection assembly. The assembly cabinet of the technical scheme has the advantages of low installation difficulty, high installation efficiency and good attractive effect.

Description

Coupling assembling and cabinet

Technical Field

The utility model relates to the technical field of furniture mounting connectors, in particular to a connecting assembly and a cabinet.

Background

The assembled furniture is popular in the market due to the characteristics of rich functions, high space utilization rate, convenient transportation and assembly, etc. In order to optimize the utilization space, the assembled furniture often faces the situation that two sides in the splicing direction need to be abutted against two parallel wall surfaces respectively, as shown in fig. 1, in the prior art, each furniture main body in the assembled furniture is generally connected by adopting a three-in-one eccentric connecting piece (comprising an eccentric wheel, a screw rod and an embedded nut), wherein the embedded nut is embedded in one of two adjacent furniture main bodies, the screw rod is in threaded connection with the embedded nut and partially protrudes out of the splicing surface of the furniture main body, the eccentric wheel is arranged on the other of the two adjacent furniture main bodies and realizes the connection between the two adjacent furniture main bodies by rotating the exposed part of the clamping screw rod, in the installation process, the protruding part of the screw rod increases the size of each furniture main body in the splicing direction, so that each furniture main body cannot be singly placed between the two parallel wall surfaces in advance, after being spliced and being locked and connected through the eccentric wheel, the whole body is embedded between the two wall surfaces, the spliced furniture is generally more difficult to be moved and difficult to be moved, in operation, the problem that the eccentric wheel is easy to break the eccentric wheel is easy to cause the dislocation and the three-in-one piece furniture main body is easy to be connected, and the three-in-piece dislocation joint is easy to be easily caused, and the dislocation joint is easy to occur. Aiming at the risks, the prior art tries to avoid the problems by adopting a wood-tenon mode with a plurality of three-in-one eccentric connecting pieces, but the three-in-one eccentric connecting pieces increase the installation cost and influence the installation efficiency undoubtedly, and the risks cannot be completely avoided. In addition, in the prior art, the technical scheme that each furniture main body is placed in place in advance independently and then is locked by adopting a self-tapping screw is adopted, and the problems that the self-tapping screw damages a plate structure, influences the performance of the plate, has poor attractive effect and the like exist, so that improvement is still needed.

Disclosure of Invention

The utility model aims to overcome the defects or problems in the background art, and provides a connecting assembly and a cabinet, which allow adjacent cabinet bodies to be connected after the cabinet bodies in a spliced cabinet are placed in advance and spliced in place at preset positions, can reduce the installation difficulty, improve the installation efficiency, reliably splice the adjacent cabinet bodies and ensure the integrity of the cabinet bodies. Further, the spliced cabinet connected by using the connecting component has good attractive effect.

In order to achieve the above purpose, the following technical scheme is adopted:

according to the first technical scheme, the connecting assembly is used for connecting and splicing a first object and a second object and comprises: the connecting rod is suitable for being mounted on a first object and extends along the splicing direction, and an abutting part, a rack part and a limiting head are sequentially arranged along the extending direction; a first operating member adapted to be mounted to a first object and to be rotatable about an axis perpendicular to the extending direction, the first operating member being provided with a first operating portion and an actuating portion; the first operation part is used for being operated by hands or tools; the actuating part is shaped into a gear meshed with the rack part, and the actuating part is suitable for driving the connecting rod to move in a first position and a second position when rotating; in the first position, the connecting rod is hidden in the first object; in the second position, the limiting head extends out of the first object and enters the second object, and the abutting part abuts against the first object towards the second object; the second operating piece is suitable for being mounted on a second object and capable of rotating around an axis perpendicular to the extending direction to a third position and a fourth position, and is provided with a second operating part and a limiting part; the second operation part is used for being operated by hands or tools; the limiting part allows the limiting head to pass through when in the third position, and limits the limiting head to retract towards the first position when in the fourth position.

Based on the first technical scheme, a second technical scheme is further provided, in the second technical scheme, when the second operating member rotates from the third position to the fourth position, the limiting part drives the limiting head to move from the second position to a direction away from the first position by a preset distance.

Based on the second technical scheme, a third technical scheme is further provided, wherein in the third technical scheme, the limiting head is arranged at one end of the connecting rod; the limiting part is provided with a clamping groove; the clamping groove is provided with a first groove section, a second groove section and a third groove section which are communicated with each other; the first groove section and the second groove section are respectively penetrated to the third groove section from the outer side wall of the limiting part inwards along the radial direction; the first groove section is used for allowing the limiting head to pass through and enter or exit the third groove section when in a third position; the second groove section is suitable for allowing the second operation piece to rotate and limiting the limiting head to be separated when the limiting head is positioned in the third groove section.

Based on the first technical scheme, the second technical scheme or the third technical scheme, a fourth technical scheme is further provided, and in the fourth technical scheme, the rotating shaft of the first operating member is parallel to the rotating shaft of the second operating member.

Based on the first technical scheme, the second technical scheme or the third technical scheme, a fifth technical scheme is further arranged, and the fifth technical scheme further comprises a limiting piece; the limiting piece is suitable for being fixedly connected to a first object and being matched with the first object to limit the first operating piece to move along the direction of the rotating shaft of the first operating piece, the limiting piece is sleeved on the periphery of the first operating piece and allows the first operating piece to rotate, a first opening for the first operating piece to be placed in is formed in one end of the limiting piece, a second opening for the end face of the first operating portion to be exposed is formed in the other end of the limiting piece, an abutting surface for limiting the first operating piece to deviate from the second opening is formed in the inner wall of the limiting piece, and a notch for the actuating portion to be exposed is formed in the side wall of the limiting piece.

Based on the fifth technical scheme, a sixth technical scheme is further provided, in the sixth technical scheme, the rack part comprises a plurality of straight teeth which are distributed at intervals along the extending direction of the connecting rod; each straight tooth is formed into a ring shape along the circumferential direction.

Based on the sixth technical scheme, a seventh technical scheme is further provided, in the seventh technical scheme, the abutting portion is disposed at one end of the rack portion away from the limiting head, and is formed into an annular flange and adapted to abut against the outer wall of the limiting piece when in the second position.

Based on the seventh technical scheme, a eighth technical scheme is further provided, in the eighth technical scheme, a limiting surface is arranged on the lateral surface of the notch on the outer side wall of the limiting piece; the limiting surface is used for abutting the end face of the abutting part.

Based on the fifth technical scheme, a ninth technical scheme is further provided, in the ninth technical scheme, protruding ribs extending along the axial direction of the outer side wall of the limiting piece are arranged.

Based on the first technical scheme, still be equipped with technical scheme ten, in technical scheme ten, the terminal surface of first operating portion with the terminal surface of second operating portion all is equipped with a style of calligraphy recess or cross recess.

An eleventh technical solution, a cabinet, comprising at least two cabinet bodies and the connecting assembly according to any one of the first to tenth technical solutions; each cabinet body is spliced transversely and is provided with two side plates and a transverse plate; the outer surface of at least one side plate of the cabinet body forms a splicing surface, and at least one transverse plate forms a mounting plate; any two adjacent mounting plates of the cabinet body are transversely corresponding to each other; defining any two adjacent cabinet bodies as a first cabinet body and a second cabinet body, wherein the first cabinet body and the second cabinet body respectively form the first object and the second object; the first cabinet body is provided with a first connecting hole extending transversely from the splicing surface to the mounting plate and a first mounting hole extending vertically from the surface of the mounting plate to be communicated with the first connecting hole; the second cabinet body is provided with a second connecting hole extending transversely from the splicing surface to the mounting plate and a second mounting hole extending vertically from the surface of the mounting plate to be communicated with the second connecting hole; the connecting rod is arranged in the first connecting hole in a sliding way, and the limiting head faces the second connecting hole; in the first position, the connecting rod is hidden in the first connecting hole; in the second position, the limiting head enters the second connecting hole, and the abutting part abuts against the first cabinet body towards the second cabinet body; the first operating piece is rotatably arranged in the first mounting hole; the end face of the first operation part faces to the port of the first mounting hole; the actuating part is meshed with the rack part; the second operating piece is rotatably arranged in the second mounting hole; the end face of the second operation part faces to the port of the second mounting hole; the limiting part is suitable for rotating from the third position to the fourth position when the limiting head enters the second connecting hole, limiting the limiting head to be separated from the first connecting hole and enabling the first cabinet body to be abutted to the second cabinet body by pulling the connecting rod.

Based on the eleventh technical scheme, still be equipped with technical scheme twelve, in technical scheme twelve, first cabinet body with the second cabinet body is along vertical by two at least groups coupling assembling connects.

Based on the technical scheme twelve, a technical scheme thirteenth is further provided, in which each connecting component is mounted on the front sides of the first cabinet body and the second cabinet body.

According to a fourteenth technical scheme, a splicing method of a splicing cabinet using the connecting assembly according to any one of the first technical scheme to the tenth technical scheme, wherein the splicing cabinet comprises at least two cabinet bodies; each cabinet body is transversely assembled between two parallel vertical planes and is provided with a side plate and a transverse plate; the outer surface of at least one side plate of the cabinet body forms a splicing surface, and at least one transverse plate forms a mounting plate; defining any two adjacent cabinet bodies as a first cabinet body and a second cabinet body, and respectively forming the first object and the second object; the first cabinet body is provided with a first connecting hole transversely extending from the splicing surface to the mounting plate and a first mounting hole vertically extending from the surface of the mounting plate to be communicated with the first connecting hole; the second cabinet body is provided with a second connecting hole transversely extending from the splicing surface to the mounting plate and a second mounting hole vertically extending from the surface of the mounting plate to be communicated with the second connecting hole; the connecting rod and the first operating piece are respectively installed in the first connecting hole and the first installation hole, and the first connecting rod is positioned at the first position and hidden in the first connecting hole; mounting the second operating member in the second mounting hole and locating it in the third position; respectively placing each cabinet body between two vertical planes according to a preset position; rotating the first operating member to drive the connecting rod to move to the second position; and rotating the second operating piece to enable the second operating piece to rotate from the third position to the fourth position.

Compared with the prior art, the scheme has the following beneficial effects:

1. according to the technical scheme I, the actuating part on the first operating piece is meshed with the rack part on the connecting rod, so that the connecting rod can be driven to reciprocate along the extending direction by rotating the first operating piece, in the practical application, the connecting rod can be moved to the first position by rotating the first operating piece and hidden in the first object, on the basis, the size of each first object in the splicing direction is the original size without excessive occupied space, the first object and the second object can be preloaded in place in a limited installation space, then the connecting rod is moved to the second position by rotating the first operating piece, and the limiting part is rotated to the fourth position by rotating the second operating piece, so that the limiting head is limited to retract to the first position, in the process, the preloaded connection of the first object and the second object in the splicing direction is realized, the situation that the first object and the second object are assembled in advance to the installation position is avoided, and the weight of the first object or the second object is small in comparison with the first object, the installation cost is low, the installation difficulty is low, and the labor cost is low, and the installation difficulty is low; in addition, in the installation process, the positions of the first object and the second object are fixed, and the connecting components cannot loosen, fail in connection or damage the structures of the first object and the first object due to the fact that the first object and the second object are dislocated with each other, so that reliable connection between the first object and the second object can be achieved by using a small number of connecting components, and a large gap is not formed at the joint of the first object and the second object after the first object and the second object are connected in place, and good attractive appearance is formed; the connecting component is hidden in the first object and the second object, so that the attractive appearance of the product can be further ensured; based on the realization of the functions, the connecting component provided by the technical scheme has good application prospect.

2. In the second technical scheme, when the second operation piece rotates from the third position to the fourth position, the limiting part drives the limiting head to move from the second position to a preset distance away from the direction of the first position, in practical application, the preset distance can be set based on the existence condition of a gap between the first object and the second object, so that the limiting part pulls the first object to one side of the second object in the process of rotating the fourth position at the third position, thereby reducing the gap between the first object and the second object, enabling the first object and the second object to be reliably attached, and further improving the attractiveness of a product after being installed in place.

3. In the third technical scheme, the limit head is formed at one end of the connecting rod, and is convenient to form clamping connection with the clamping groove of the limit part; the clamping groove comprises a first groove section, a second groove section and a third groove section, when the second operation piece is at the third position, the first groove section is positioned in the extending direction of the connecting rod, so that after the first operation piece is rotated, the connecting rod can move towards the limiting part and the limiting head on the connecting rod can enter the third groove section through the first groove section; in the process of rotating the second operating piece from the third position to the fourth position, the groove wall of the third groove section is always abutted against the limiting head, and the second groove section avoids the connecting rod; when the second operating member is in the fourth position, the limiting head cannot retract towards the first object under the abutting of the groove wall of the third groove section, and at this time, the connecting assembly reliably connects the first object and the second object and enables the splicing surface of the first object and the splicing surface of the second object to be abutted against each other.

4. In the fourth technical scheme, the rotation axis of the first operating member is parallel to the rotation axis of the second operating member, so that the operating end of the first operating member and the operating end of the second operating member face the same direction, and the operation of operators is facilitated; in addition, it is advantageous to achieve hiding to some extent.

5. In the fifth technical scheme, the limiting piece is fixedly connected to the first object, and is matched with the first object to limit the movement of the first operating piece along the direction of the rotating shaft, so that the first operating piece is limited to be separated from the first object along the axial direction of the first operating piece, and the first operating piece is allowed to rotate, and therefore, in actual operation, the problem that the resistance is large and the operation is difficult to realize the rotation of the first operating piece in a large angle range does not exist; the side wall of the limiting piece is provided with a notch which can expose the actuating part of the first operating piece so as to ensure that the actuating part can be meshed with the rack part of the connecting rod.

6. In the sixth technical scheme, each straight tooth in the rack portion is formed into the annular, so, the installation of connecting rod on first object need not to fix a position its circumference orientation, namely, the connecting rod is after first object inserts in place, no matter how the connecting rod rotates around its axis, all can guarantee that actuating portion and rack portion on it form the meshing, from this, can remove from design location structure, simplify the structural design degree of difficulty to the reduction installation degree of difficulty.

7. In the seventh technical scheme, the abutting part is arranged at one end of the rack part, so that the connecting rod is prevented from being designed to be too long, and consumable materials are saved. The abutment portion is formed as an annular flange, and similarly, it can be brought into abutment engagement with the stopper without limiting the orientation in the circumferential direction of the connecting rod. The limiting piece is used for forming abutting connection with the abutting part, so that the structural complexity is reduced, specifically, the abutting part is used for abutting connection with the first object, so that the first object can lean against one side of the second object, the surface for abutting connection of the abutting part is required to be arranged in a hole for mounting the connecting rod of the first object so as to meet the function, the opening difficulty of the first object is necessarily increased by directly arranging the surface for abutting connection of the abutting part on the first object, and the limiting piece which is fixedly connected with the first object is used for forming abutting connection with the abutting part, so that the structural complexity is greatly reduced, and the machining efficiency is guaranteed.

8. In the eighth technical scheme, the lateral wall of the limiting part is provided with a limiting surface at the side surface of the notch, and the limiting surface can be used for abutting the end surface of the abutting part, so that the abutting fit between the abutting part and the limiting part is more reliable.

9. In the ninth technical scheme, the outer side wall of the limiting piece is provided with a convex rib extending along the axial direction of the limiting piece, and the convex rib is favorable for forming anti-rotation fit with the first object, so that the limiting piece is prevented from being loosened by the rotation driven by the first operation piece.

10. In the tenth technical scheme, the end face of the first operation part and the end face of the second operation part are both provided with a character-shaped groove or a cross-shaped groove, the character-shaped groove or the cross-shaped groove is favorable for placing tools and implementing rotation operation, and in addition, the design form of the operation end does not occupy excessive space, so that the first operation part and the second operation part are favorable for being hidden.

11. In the eleventh technical scheme, the cabinet uses the connecting assembly in the technical scheme, so that the cabinet inherits all advantages of the connecting assembly, and allows each cabinet body to be connected after being placed in place on a specific installation position, thereby greatly reducing the installation difficulty and the labor intensity of installation personnel, enabling the installation to be simpler and more convenient, and effectively improving the installation efficiency.

12. In the twelve technical scheme, at least two groups of connecting components are arranged, so that good connecting strength is achieved between the first cabinet body and the second cabinet body, and the connecting uniformity of the first cabinet body and the second cabinet body in the vertical direction is improved, so that all positions of the splicing position of the first cabinet body and the second cabinet body in the vertical direction cannot be provided with too large gaps.

13. In the thirteenth technical scheme, each connecting component is arranged on the front sides of the first cabinet body and the second cabinet body, so that the gap between the front sides of the first cabinet body and the second cabinet body can be better reduced, the attractiveness is improved, and the installation and the operation of installation personnel are facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments, the following brief description of the drawings is provided, in which:

FIG. 1 is a schematic diagram of a connection structure of a splice cabinet in the prior art;

FIG. 2 is a schematic perspective exploded view of the connector assembly of the present utility model;

FIG. 3 is a schematic view of the structure of the connecting rod in the connecting assembly of the present utility model;

FIG. 4 is a schematic view of the structure of the first operating member of the connecting assembly of the present utility model;

FIG. 5 is a schematic perspective view of a limiting member of the connecting assembly of the present utility model;

FIG. 6 is a side view of a stop member of the connector assembly of the present utility model;

FIG. 7 is a schematic cross-sectional view of a limiting member of the connecting assembly of the present utility model;

FIG. 8 is a schematic diagram of a second operating member of the coupling assembly of the present utility model;

FIG. 9 is a schematic perspective view of a connector assembly according to the present utility model;

FIG. 10 is a schematic view of a three-dimensional exploded view of a partial structure of the sectional cabinet of the present utility model;

Fig. 11 is a schematic perspective view of a partial structure of the assembled cabinet of the present utility model.

The main reference numerals illustrate:

a connection assembly 100; a connecting rod 1; an abutting portion 11; a rack portion 12; a positioning head 13; an outer rod 101; an inner rod 102; a first operating element 2; a first operation unit 21; a first groove 211; an actuation section 22; a second operation element 3; a second operation unit 31; a second groove 311; a stopper 32; a clamping groove 321; a third groove segment 3211; a limiting member 4; a first opening 41; a second opening 42; an abutment surface 43; a notch 44; a limit surface 45; ribs 46;

a first cabinet 200; a first connection hole 2001; a first mounting hole 2002;

a second cabinet 300; a second connection hole 3001; and a second mounting hole 3002.

Detailed Description

In the claims and in the description, unless otherwise defined, the terms "first," "second," or "third," etc., are used for distinguishing between different objects and not for describing a particular sequential order.

In the claims and the specification, unless otherwise defined, the terms "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience of description, and do not imply that the devices or elements referred to must have a particular orientation or be constructed and operated in a particular orientation.

In the claims and specification, unless otherwise defined, the terms "fixedly coupled" and "fixedly connected" are to be construed broadly as any manner of connection without a displacement relationship or relative rotational relationship therebetween, and that is to say include non-detachably fixedly connected, integrally connected, and fixedly connected by other means or elements.

In the claims and specification, unless otherwise defined, the terms "comprising," having, "and variations thereof mean" including but not limited to.

The technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings.

Connector assembly 100 embodiment

Referring to fig. 2-9, fig. 2-9 illustrate a connection assembly 100 of the present embodiment. The connection assembly 100 provided in this embodiment is used for connecting a first object and a second object spliced with each other, and includes a connection rod 1, a first operation member 2, a second operation member 3, and a stopper 4.

The connecting rod 1 is mounted on a first object and extends along a splicing direction, and an abutting portion 11, a rack portion 12 and a limiting head 13 are sequentially arranged in the extending direction.

Specifically, referring to fig. 3, the connection rod 1 is in a straight rod shape; the abutting part 11 is arranged at one end of the connecting rod 1 and is positioned at one end of the rack part 12 away from the limiting head 13, and the abutting part 11 is formed into an annular flange and is used for abutting the first object towards one side of the second object along the splicing direction so that the first object can be abutted against one side of the second object; the rack portion 12 includes a plurality of straight teeth arranged at intervals along the extending direction of the connecting rod 1, and is used for being in transmission fit with the first operating member 2 to drive the connecting rod 1 to move along the extending direction by the first operating member 2, in this embodiment, each straight tooth is formed into a ring shape along the circumferential direction, so that the installation of the connecting rod 1 on the first object does not need to position the circumferential direction of the connecting rod, that is, after the connecting rod 1 is inserted in place on the first object, no matter how the connecting rod 1 rotates around the axis of the connecting rod, the rack portion 12 on the connecting rod can be guaranteed to form meshing fit with the first operating member 2, thereby being capable of avoiding designing a positioning structure for the first object, simplifying the structural design difficulty and reducing the installation difficulty; the limiting head 13 is disposed at an end of the connecting rod 1 away from the abutting portion 11, and is in a semicircular ball shape, and is adapted to be abutted by the second operating member 3 and to limit movement toward a side where the first object is located. The connecting rod 1 may be integrally formed by using a metal material, or may be fixedly formed by using different materials based on cost consideration, in this embodiment, the connecting rod 1 is composed of an outer rod 101 and an inner rod 102, the outer rod 101 is made of, but not limited to, PP material, and an abutment portion 11 and a rack portion 12 are formed thereon, which are provided with a central hole disposed along the extending direction thereof; the inner rod 102 is made of, but not limited to, a metal material, one end of which is fixedly inserted into the central hole of the outer rod 101 by means of screwing or gluing, and the other end of which is formed with a limiting head 13.

The first operating member 2 is adapted to be mounted to a first object and to rotate about an axis perpendicular to the direction of extension of the connecting rod 1, and is provided with a first operating portion 21 and an actuating portion 22; the first operation part 21 is operated by a hand or a tool; the actuating part 22 is shaped as a gear meshed with the rack part 12, and is suitable for driving the connecting rod 1 to move in a first position and a second position when rotating; in the first position, the connecting rod 1 is hidden in the first object; in the second position, the spacing head 13 protrudes out of the first object and into the second object, the abutment 11 abutting the first object towards the second object.

Specifically, referring to fig. 4, the first operating member 2 is in a cylindrical structure, the first operating portion 21 and the actuating portion 22 are sequentially arranged along the axis of the first operating member 2, the end surface of the first operating portion 21 is provided with a first groove 211, the first groove 211 is a linear groove or a cross groove for matching and placing a tool so as to drive the first operating member 2 to rotate by the tool, and in this embodiment, the end surface of the first operating portion 21 is provided with a cross groove; the actuating portion 22 is shaped as a gear wheel with its straight teeth evenly distributed in the circumferential direction.

The second operating member 3 is adapted to be mounted to a second object and to be rotatable about an axis perpendicular to the extending direction in a third position and a fourth position, and is provided with a second operating portion 31 and a restricting portion 32; the second operation part 31 is operated by a hand or a tool; the stopper 32 allows the passage of the stopper head 13 in the third position, and restricts the retraction of the stopper head 13 toward the first position in the fourth position.

In practical application, the connecting rod 1 and the first operating element 2 are mounted on the first object, the second operating element 3 is mounted on the second object, the first operating element 2 is rotated to enable the limit head 13 of the connecting rod 1 to move from the first position to the second position, namely, enable the connecting rod 1 to move to the position where the second operating element 3 is located, then the second operating element 3 is rotated to enable the second operating element 3 to rotate from the third position to the fourth position, at the moment, the limit head 13 is limited by the limit part 32 and cannot retract towards one side of the first object, and therefore the first object and the second object are connected along the splicing direction, and the connecting structure is simple and operation is extremely convenient. More specifically, because the actuating portion 22 on the first operating member 2 is engaged with the rack portion 12 on the connecting rod 1, the connecting rod 1 can be driven to reciprocate along the extending direction by rotating the first operating member 2, in practical application, the connecting rod 1 can be moved to the first position by rotating the first operating member 2 and hidden in the first object, on the basis, the size of each first object along the splicing direction is the original size thereof, and the excessive occupied space is avoided, therefore, the first object and the second object can be preassembled in the limited installation space respectively, then the connecting rod 1 is moved to the second position by rotating the first operating member 2 and the limiting portion 32 is rotated to the fourth position by rotating the second operating member 3, so that the limiting head 13 is limited to retract to the first position, the first object and the second object are connected in the splicing direction, the first object is more difficult to be installed to the first object independently, and the second object is more difficult to install in advance than the first object, and the second object is more difficult to install independently, and the first object is more difficult to install in advance than the first object is required to install in the first position; in addition, in the installation process, the positions of the first object and the second object are fixed, and the connecting assembly 100 cannot loosen, fail in connection or damage the structures of the first object and the first object due to the fact that the first object and the second object are dislocated with each other, so that reliable connection between the first object and the second object can be realized by using a small number of connecting assemblies 100, and a large gap is not formed at the joint of the first object and the second object after the connection in place, so that good attractive appearance is formed; because the connecting component 100 is hidden in the first object and the second object, the aesthetic property of the product can be further ensured; based on the realization of the above functions, the connection assembly 100 provided in the embodiment has a good application prospect, and particularly has a reliable advantage for the assembly of furniture cabinets or engineering cabinets.

In a preferred embodiment, when the second operating member 3 rotates from the third position to the fourth position, the limiting portion 32 drives the limiting head 13 to move from the second position to a preset distance away from the first position, and in practical application, the preset distance can be set based on the existence of a gap between the first object and the second object, so that the limiting portion 32 pulls the first object to the second object side in the process of rotating the fourth position at the third position, thereby reducing the gap between the first object and the second object, enabling the first object and the second object to be more effectively abutted, and further guaranteeing the aesthetic property of the product after being installed in place.

Specifically, referring to fig. 8, in the present embodiment, the second operating member 3 has a structure identical to the eccentric wheel structure in the conventional three-in-one eccentric connecting member, and is a cylindrical structure, and the second operating portion 31 and the limiting portion 32 are sequentially arranged along the axial direction thereof; the end face of the second operation part 31 is provided with a second groove 311, the second groove 311 is a linear groove or a cross-shaped groove for matching and placing in a tool to realize that the tool drives the first operation part 2 to rotate, in the embodiment, the end face of the second operation part 31 is the same as the end face of the first operation part 21, and the cross-shaped groove is also provided, so that the design form does not occupy excessive space, thereby being beneficial to realizing the hiding of the first operation part 2 and the second operation part 3; the limiting part 32 is provided with a clamping groove 321, and the clamping groove 321 is provided with a first groove section, a second groove section and a third groove section 3211 which are communicated with each other; the first groove section and the second groove section are respectively communicated to the third groove section 3211 from the outer side wall of the limiting part 32 inwards along the radial direction; the first slot section is used for allowing the limit head 13 of the connecting rod 1 to pass through and enter the third slot section 3211 when the second operating member 3 rotates to the third position, that is, the first slot section is located in the extending direction of the connecting rod 1 when the first slot section rotates to the third position, so that after the first operating member 2 rotates, the connecting rod 1 can face or be far away from the limit part 32, and the limit head 13 on the connecting rod can enter the third slot section 3211 or exit the third slot section 3211 and the first slot section through the first slot section; the second slot section is suitable for allowing the second operation piece 3 to rotate relative to the connecting rod 1 and limiting the release of the limiting head 13 when the limiting head 13 is positioned in the third slot section 3211, specifically, when the second operation piece 3 rotates from the third position to the fourth position, the slot wall of the third slot section 3211 is always abutted against the limiting head 13, the second slot section avoids the connecting rod 1, and when the second operation piece 3 rotates to the fourth position, the limiting head 13 cannot retract towards the first object under the abutment of the slot wall of the third slot section 3211, and at this time, the connecting assembly 100 reliably connects the first object and the second object and enables the splicing surface of the first object and the splicing surface of the second object to be abutted against each other; it should be noted that, in order to realize the function that the limiting portion 32 can drive the limiting head 13 to continue to move for a preset distance when the second operating member 3 rotates from the third position to the fourth position, in this embodiment, the third groove segment 3211 is used for forming a groove wall on one side, which is abutted by the limiting head 13, into an eccentric curved surface. In this embodiment, the limiting head 13 is formed at one end of the connecting rod 1, so the limiting head 13 can be conveniently engaged with the engaging groove 321 of the limiting portion 32. In addition, in this embodiment, the rotation axis of the first operating element 2 is also set parallel to the rotation axis of the second operating element 3, which is advantageous in that the operation end of the first operating element 2 and the operation end of the second operating element 3 are set to face in the same direction, so that the operation by an operator can be facilitated, and in that the operation end of the first operating element 2 and the operation end of the second operating element 3 are also advantageously directed toward the side of the first object and the second object which are not easy to be observed by people, so that hiding is better achieved.

The first operating member 2 may be pre-embedded and limited in the first object in advance, or may be locked in a groove provided on the first object by an interference fit manner and drives the first operating member 2 to rotate by overcoming friction force when in use, but the above installation manner has the problems of complex installation structure, large installation difficulty or difficult operation, so the embodiment further provides an implementation scheme for the first operating member 2 that is convenient to install and operate, and specifically, the connecting assembly 100 further includes the limiting member 4; the limiting member 4 is adapted to be fixedly connected to the first object and cooperate with the first object to limit the movement of the first operating member 2 along the direction of the rotation axis thereof, and is sleeved on the periphery of the first operating member 2 and allows the first operating member 2 to rotate, one end of the limiting member is provided with a first opening 41 into which the first operating member 2 is placed, the other end of the limiting member is provided with a second opening 42 through which the end face of the first operating portion 21 is exposed, the inner wall of the limiting member is provided with an abutting surface 43 for limiting the first operating member 2 to deviate from the second opening 42, and the side wall of the limiting member is provided with a notch 44 through which the actuating portion 22 is exposed.

Referring to fig. 5-7, the limiting member 4 is cylindrical, the first end of the limiting member is provided with a first opening 41, the second end of the limiting member is provided with a second opening 42, the inner wall of the second end is further provided with an abutting surface 43, the side surface of the limiting member is provided with a notch 44, in practical application, a mounting groove for mounting the first operating member 2 and the limiting member 4 can be formed in the first object, in mounting, the first operating member 2 is firstly placed in the mounting groove, the first operating portion 21 faces the notch of the mounting groove, then the limiting member 4 is inserted into the mounting groove in an interference fit mode and sleeved on the periphery of the first operating member 2 under the condition that the first opening 41 of the limiting member 4 is aligned with the first operating member 2, at this time, the abutting surface 43 on the first operating member 2 can limit the first operating member 2 to be separated from the notch of the mounting groove, the actuating portion 22 on the first operating member 2 can be exposed through the notch 44 and can be meshed with the rack portion 12 on the connecting rod 1, and in addition, since the first operating portion 21 faces the second opening 42, the operator can easily operate the first operating portion 21 by means of the operator.

In this embodiment, the connection rod 1 located at the second position is limited to form an abutting connection with the outer wall of the limiting member 4 by utilizing the fixedly connected relation between the limiting member 4 and the first object, which is beneficial to reducing the structural complexity of the first object, in particular, because the abutting portion 11 is used for abutting the first object so that the first object can lean against the second object side, in order to meet the function, the hole of the first object for the connection rod 1 needs to be provided with a surface for abutting the abutting portion 11, and the surface for abutting the abutting portion 11 is directly arranged on the first object, which inevitably increases the opening difficulty of the first object, so that the abutting portion 11 is formed by utilizing the limiting member 4 fixedly connected with the first object, which is beneficial to greatly reducing the structural complexity so as to ensure the processing efficiency.

In a preferred embodiment, the outer side wall of the limiting member 4 is provided with a limiting surface 45 at the side surface of the notch 44, and the limiting surface 45 is used for abutting the end surface of the abutting portion 11, so that the abutting engagement between the abutting portion 11 and the limiting member 4 is more reliable. More preferably, the outer side wall of the limiting member 4 may be provided with limiting surfaces 45 on both side surfaces of the notch 44, so that the limiting member 4 is applicable to more working conditions, that is, in an actual installation environment, no matter which side of the limiting member 4 the abutting portion 11 is located, the limiting member 4 can reliably abut against the abutting portion 11.

In addition, in this embodiment, the outer side wall of the limiting member 4 is further provided with a rib 46 extending along the axial direction thereof, and the rib 46 is beneficial to form a rotation-stopping fit with the first object, so as to ensure that the limiting member 4 cannot be rotated by the first operating member 2 to be released from the first object.

Cabinet embodiment

Referring to fig. 10 to 11, fig. 10 to 11 show the cabinet of the present embodiment. The cabinet provided in this embodiment includes at least two cabinet bodies and a connection assembly 100.

Each cabinet body is spliced transversely and is provided with two side plates and a transverse plate; the outer surface of at least one side plate of each cabinet body forms a splicing surface, namely each cabinet body is spliced with other cabinet bodies through the outer surface of the side plate; at least one cross plate of the cabinet body forms a mounting plate, the cross plate can be a laminate, a top plate or a bottom plate of the cabinet body, and the connecting assembly 100 of the embodiment can select any cross plate on the cabinet body for mounting; the mounting plates of any two adjacent cabinet bodies are transversely corresponding.

Defining any two adjacent cabinets as a first cabinet 200 and a second cabinet 300, which respectively constitute a first object and a second object; the first cabinet 200 is provided with a first connecting hole 2001 extending transversely from the splicing surface thereof to the mounting plate thereof and a first mounting hole 2002 extending vertically from the surface of the mounting plate thereof to communicate with the first connecting hole 2001; the second cabinet 300 is provided with a second connection hole 3001 extending laterally from its splice face toward its mounting plate and a second mounting hole 3002 extending vertically from the surface of its mounting plate to communicate with the second connection hole 3001.

The connecting rod 1 is slidably arranged in the first connecting hole 2001, and the limiting head 13 faces the second connecting hole 3001; when the connecting rod 1 slides to the first position, the connecting rod 1 is hidden in the first connecting hole 2001; when the connecting rod 1 slides to the second position, the limiting head 13 enters the second connecting hole 3001, and the abutting portion 11 abuts against the first cabinet 200 toward the side of the second cabinet 300.

The first operating element 2 is rotatably mounted in the first mounting hole 2002; the end face of the first operation portion 21 faces the port of the first mounting hole 2002; the actuating portion 22 is engaged with the rack portion 12. Specifically, according to the embodiment of the connection assembly 100 provided in the present embodiment, the first operating member 2 is rotatably and limitedly mounted in the first mounting hole 2002 by the limiter 4.

The second operating member 3 is rotatably mounted in the second mounting hole 3002; an end surface of the second operation portion 31 faces a port of the second mounting hole 3002; the limiting part 32 is adapted to rotate from the third position to the fourth position when the limiting head 13 enters the second connecting hole 3001, and limits the limiting head 13 to disengage toward the first connecting hole 2001 and to bring the first cabinet 200 into abutment with the second cabinet 300 by pulling the connecting rod 1.

In the example provided in the present embodiment, when the laminate and the bottom plate are selected as the mounting plates, the first mounting hole 2002 and the second mounting hole 3002 are opened upward, and when the top plate is selected as the mounting plate, the first mounting hole 2002 and the second mounting hole 3002 may be opened downward, so that it is possible to facilitate the operator to observe and operate the first operating element 2 and the second operating element 3; it should be noted that, the first mounting hole 2002 and the second mounting hole 3002 are configured to be opened upwards, which is beneficial to improving stability of the first operating element 2, the second operating element 3 and the limiting element 4.

Preferably, in the present embodiment, the first and second cabinets 200 and 300 are vertically connected by at least two sets of connection assemblies 100, and each connection assembly 100 is mounted to the front side of the first and second cabinets 200 and 300, it being understood that the front side refers to the side of the cabinet for facing the human body.

The cabinet provided in this embodiment uses the connection assembly 100, so that it inherits all advantages of the connection assembly 100, and allows each cabinet body to be connected after being placed in place at a specific installation position, thereby greatly reducing installation difficulty and labor intensity of installation personnel, enabling installation to be simpler and more convenient, and effectively improving installation efficiency. Through setting up two at least groups of coupling assembling 100 for have good joint strength between the first cabinet body 200 and the second cabinet body 300, and promote the first cabinet body 200 and the second cabinet body 300 in the ascending degree of consistency of connection of vertical direction, make the concatenation department of the first cabinet body 200 and the second cabinet body 300 all can not have too big gap along the ascending each position of vertical direction, in addition, through all installing each coupling assembling 100 in the front side of the first cabinet body 200 and the second cabinet body 300, the clearance of the first cabinet body 200 of reduction that can be better and the second cabinet body 300 front side is in order to promote the aesthetic property, and still be favorable to facilitating the installer installation and operation.

The assembly principle of the cabinet provided by the embodiment is as follows:

the cross plates for mounting the limiting member 4, the first operating member 2 and the connecting rod 1 are selected as mounting plates on the first cabinet 200 and the second cabinet 300, respectively.

The first cabinet 200 is provided with a first connecting hole 2001 extending transversely from the splicing surface to the mounting plate and a first mounting hole 2002 extending vertically from the upper surface or the lower surface of the mounting plate to communicate with the first connecting hole 2001.

The second cabinet 300 is provided with a second connection hole 3001 extending from the splicing surface thereof to the mounting plate thereof and a second mounting hole 3002 extending vertically from the upper surface or the lower surface of the mounting plate thereof to communicate with the second connection hole 3001.

The connecting rod 1 and the first operating element 2 are mounted in the first connecting hole 2001 and the first mounting hole 2002, respectively, such that the first connecting rod 1 is located at the first position and hidden in the first connecting hole 2001. Specifically, the connecting rod 1 is inserted into the first connecting hole 2001 from a port of the first connecting hole 2001 on the splicing surface, the first operating element 2 is placed into the first mounting hole 2002, and then the limiting element 4 is placed into the first mounting hole 2002 in an interference fit manner, and when the limiting element is placed, one side of the notch 44 faces one side of the rack portion 12, so that the rack portion 12 and the actuating portion 22 which are matched with each other are avoided.

The second operating element 3 is mounted in the second mounting hole 3002 and is in the third position. The second operating member 3 is placed in the second mounting hole 3002 by means of an interference fit, and then the second operating member 3 is driven to rotate by means of a tool against friction force until the first groove section is correspondingly communicated with the second connecting hole 3001.

And respectively placing each cabinet body between two vertical planes according to preset positions.

The first operating member 2 is rotated to drive the connecting rod 1 to move to the second position, at this time, the abutting portion 11 on the connecting rod 1 abuts against the limiting surface 45 on the outer wall of the limiting member 4, and the limiting head 13 extends into the second connecting hole 3001 and is located in the third groove segment 3211.

The second operating element 3 is turned to rotate from the third position to the fourth position, and at this time, the limiting part 32 pulls the limiting head 13 and prevents the limiting head from retracting to the first cabinet 200, and the first cabinet 200 is attached to the second cabinet 300 in the pulling direction of the connecting rod 1. And the assembly is completed.

The assembled cabinet uses the connecting component 100, and the perforating process and the installing process are simple.

The above description and examples are illustrative of the scope of the utility model and are not to be construed as limiting the scope of the utility model.

Claims (13)

1. A connecting assembly for connecting a spliced first object and a second object; the method is characterized by comprising the following steps:

the connecting rod (1) is suitable for being mounted on a first object and extends along the splicing direction, and an abutting part (11), a rack part (12) and a limiting head (13) are sequentially arranged along the extending direction;

a first operating member (2) adapted to be mounted to a first object and to be rotatable about an axis perpendicular to said direction of extension, provided with

A first operation unit (21) and an actuation unit (22); the first operation part (21) is used for hand or tool operation; the actuating part (22) is shaped into a gear meshed with the rack part (12), and is suitable for driving the connecting rod (1) to move in a first position and a second position when rotating; in the first position, the connecting rod (1) is hidden in the first object; in the second position, the limiting head (13) extends out of the first object and enters the second object, and the abutting part (11) abuts against the first object towards the second object;

a second operation member (3) which is adapted to be mounted on a second object and to be rotated about an axis perpendicular to the extending direction in a third position and a fourth position, and which is provided with a second operation portion (31) and a stopper portion (32); the second operation part (31) is used for the operation of hands or tools; the limit part (32) allows the limit head (13) to pass through in the third position, and limits the limit head (13) to retract to the first position in the fourth position.

2. A connecting assembly according to claim 1, wherein the limit part (32) drives the limit head (13) to move a preset distance from the second position to a direction away from the first position when the second operating member (3) rotates from the third position to the fourth position.

3. A connecting assembly according to claim 2, characterized in that the limit head (13) is provided at one end of the connecting rod (1);

the limiting part (32) is provided with a clamping groove (321); the clamping groove (321) is provided with a first groove section, a second groove section and a third groove section (3211) which are communicated with each other; the first groove section and the second groove section are respectively penetrated from the outer side wall of the limit part (32) to the third groove section (3211) along the radial inward direction; the first groove section is used for allowing the limiting head (13) to pass through and enter or exit the third groove section (3211) when in a third position; the second groove section is suitable for allowing the second operation piece (3) to rotate and limiting the limiting head (13) to be separated when the limiting head (13) is positioned on the third groove section (3211).

4. A connection assembly according to claim 1, 2 or 3, characterized in that the axis of rotation of the first operating member (2) and the axis of rotation of the second operating member (3) are parallel.

5. A connection assembly according to claim 1, 2 or 3, further comprising a stop (4); the limiting piece (4) is suitable for being fixedly connected to a first object and is matched with the first object to limit the first operating piece (2) to move along the direction of the rotating shaft of the first operating piece, the limiting piece is sleeved on the periphery of the first operating piece (2) and allows the first operating piece (2) to rotate, one end of the limiting piece is provided with a first opening (41) for the first operating piece (2) to be placed in, the other end of the limiting piece is provided with a second opening (42) for the end face of the first operating part (21) to be exposed, the inner wall of the limiting piece is provided with an abutting surface (43) for limiting the first operating piece (2) to be separated from the second opening (42), and the side wall of the limiting piece is provided with a notch (44) for the actuating part (22) to be exposed.

6. A connecting assembly according to claim 5, wherein the rack portion (12) comprises a plurality of straight teeth arranged at intervals along the extension direction of the connecting rod (1); each straight tooth is formed into a ring shape along the circumferential direction.

7. A connection assembly according to claim 6, wherein the abutment (11) is provided at an end of the rack portion (12) remote from the spacing head (13), which is shaped as an annular flange and adapted to abut the outer wall of the spacing member (4) in the second position.

8. A connecting assembly according to claim 7, wherein the outer side wall of the limiting member (4) is provided with a limiting surface (45) at the side of the notch (44); the limiting surface (45) is used for abutting the end surface of the abutting part (11).

9. A connecting assembly according to claim 5, characterized in that the outer side wall of the stop member (4) is provided with ribs (46) extending in the axial direction thereof.

10. A connecting assembly according to claim 1, wherein the end face of the first operating portion (21) and the end face of the second operating portion (31) are each provided with a linear groove or a cross-shaped groove.

11. A cabinet characterized by comprising at least two cabinets and a connection assembly (100) according to any one of claims 1 to 10;

each cabinet body is spliced transversely and is provided with two side plates and a transverse plate; the outer surface of at least one side plate of the cabinet body forms a splicing surface, and at least one transverse plate forms a mounting plate; any two adjacent mounting plates of the cabinet body are transversely corresponding to each other;

defining any two adjacent cabinets as a first cabinet (200) and a second cabinet (300), which respectively form the first object and the second object; the first cabinet body (200) is provided with a first connecting hole (2001) extending transversely from the splicing surface to the mounting plate and a first mounting hole (2002) extending vertically from the surface of the mounting plate to be communicated with the first connecting hole (2001); the second cabinet body (300) is provided with a second connecting hole (3001) transversely extending from the splicing surface to the mounting plate and a second mounting hole (3002) vertically extending from the surface of the mounting plate to be communicated with the second connecting hole (3001); the connecting rod (1) is slidably arranged in the first connecting hole (2001), and the limiting head (13) faces the second connecting hole (3001); in the first position, the connecting rod (1) is hidden in the first connecting hole (2001); in the second position, the limiting head (13) enters the second connecting hole (3001), and the abutting part (11) abuts against the first cabinet (200) towards the second cabinet (300);

The first operating piece (2) is rotatably arranged in the first mounting hole (2002); an end surface of the first operation portion (21) faces a port of the first mounting hole (2002); the actuating portion (22) is engaged with the rack portion (12); the second operating piece (3) is rotatably arranged in the second mounting hole (3002); an end surface of the second operation portion (31) faces a port of the second mounting hole (3002); the limiting part (32) is suitable for rotating from the third position to the fourth position when the limiting head (13) enters the second connecting hole (3001), limiting the limiting head (13) to be separated towards the first connecting hole (2001) and enabling the first cabinet body (200) to be abutted to the second cabinet body (300) through pulling the connecting rod (1).

12. A cabinet according to claim 11, wherein said first cabinet body (200) and said second cabinet body (300) are vertically connected by at least two sets of said connection assemblies (100).

13. A cabinet according to claim 12, wherein each of said connection assemblies (100) is mounted to a front side of said first cabinet body (200) and said second cabinet body (300).