CN219119027U

CN219119027U - Rebound device

Info

Publication number: CN219119027U
Application number: CN202223094502.4U
Authority: CN
Inventors: 伍志勇
Original assignee: Guangdong DTC Hardware Precision Manufacturing Co Ltd
Current assignee: Guangdong DTC Hardware Precision Manufacturing Co Ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-06-02
Anticipated expiration: 2032-11-16

Abstract

The utility model relates to a rebound device, which comprises a first push rod, a swinging piece rotationally arranged on the first push rod, and a connecting piece, wherein the first push rod and the swinging piece are respectively connected with the connecting piece in a matched mode, a first elastic piece is arranged between the swinging piece and the connecting piece, one end of the first elastic piece is elastically acted on the swinging piece, the other end of the first elastic piece is elastically acted on the connecting piece, the swinging piece is positioned on the first push rod through the first elastic piece by the connecting piece, and the swinging piece is driven to swing by the first push rod under the action of external force. The connecting piece and the elastic piece are sequentially pressed on the first push rod to form a friction force for preventing the swing piece from moving on the first push rod when the swing piece is in a pending state, and even if the first push rod is in a turning state, the swing piece is not easy to separate from the first push rod. The first elastic piece is arranged between the swinging piece and the connecting piece, the structure that the swinging piece is pressed by the pressing block on the first push rod is canceled, and the processing precision requirement of the first push rod is further reduced.

Description

Rebound device

Technical Field

The utility model relates to the technical field of cabinet body accessories, in particular to a rebound device.

Background

Referring to fig. 13, chinese patent No. 2019110619434 discloses a pressing rebound simple assembly structure, which comprises a first push rod, a swinging member and a pressing block 18, wherein the front end and the rear end of the swinging member are respectively bent, the bending of one end of the swinging member is inserted into a hole site of the first push rod, then a step assembly part 19 is arranged between the pressing block 18 and the first push rod, the pressing block 18 is arranged above the swinging member after being assembled, and the swinging member is positioned between the pressing block 18 and the first push rod. The press rebound cartridge structure requires high precision of the fit between the press block 18 and the first push rod; however, due to machining errors, a part of the first ram after production may not be well matched with the press block 18.

Disclosure of Invention

The utility model aims to provide a rebound device, which is used for reducing the machining precision of a first push rod, eliminating the structure of positioning a swinging piece on the first push rod by adopting a pressing block, and ensuring that the swinging piece is not easy to separate from the first push rod in a undetermined state or is not easy to separate from the first push rod in a gravity state when the first push rod is overturned by using a connecting piece and an elastic piece to replace the pressing block and effectively positioning the swinging piece on the first push rod.

The rebound device comprises a first push rod, a swinging piece rotationally arranged on the first push rod, and a connecting piece, wherein the first push rod and the swinging piece are respectively connected with the connecting piece in a matched mode, a first elastic piece is arranged between the swinging piece and the connecting piece, one end of the first elastic piece is elastically acted on the swinging piece, the other end of the first elastic piece is elastically acted on the connecting piece, the connecting piece positions the swinging piece on the first push rod through the first elastic piece, and the first push rod drives the swinging piece to swing under the action of external force. The connecting piece and the elastic piece are sequentially pressed on the first push rod to form a friction force for preventing the swing piece from moving on the first push rod when the swing piece is in a pending state, and even if the first push rod is in a turning state, the swing piece is not easy to separate from the first push rod.

Be equipped with first elastic component between swinging member, the connecting piece is fixed a position the swinging member on first push rod through first elastic component, cancel the structure of using the briquetting to fix a position the swinging member on first push rod, and the connecting piece is installed on first push rod through first elastic component upper and lower floating, and then reduces the machining precision requirement of first push rod.

The first push rod is provided with a positioning surface corresponding to the swinging piece, and the swinging piece is positioned on the first push rod up and down through the positioning surface, the connecting piece and the first elastic piece when in a pending state, so that the swinging piece is not easy to separate from the push rod even if the first push rod is in a turnover state.

The two sides of the positioning surface of the first push rod are provided with swing limiting parts, the swing piece swings on the first push rod in a limiting mode through the swing limiting parts, and the swing piece swings in a limiting mode towards the set direction through the swing limiting parts.

The rebound device further comprises an assembly part, a track groove is formed in the assembly part, a swing piece stay position communicated with the track groove is further formed in the assembly part, and the first push rod drives the swing piece to enter or leave the track groove and the swing piece stay position under the action of external force.

The rebound device further comprises a shell which is connected with the assembly part in a matched mode, the first push rod is positioned on the shell, a second elastic piece is arranged between the first push rod and the assembly part, one end of the second elastic piece is elastically acted on the first push rod, the other end of the second elastic piece is elastically acted on the assembly part, and the first push rod is elastically stretched on the shell through the second elastic piece under the action of external force.

A linear guide part is arranged between the first push rod and the shell, and the first push rod moves linearly through the linear guide part when being elastically stretched on the shell.

The rebound device further comprises a second push rod positioned on the shell, a telescopic adjusting part is arranged between the first push rod and the second push rod, the second push rod is connected with the first push rod in a matched mode through the telescopic adjusting part, and the telescopic position of the second push rod on the first push rod and/or the shell is adjusted through the telescopic adjusting part under the action of external force, so that the distance that the second push rod contacts the door body is adjusted, and the closing distance from the door body to the cabinet body is adjusted.

The first push rod drives the second push rod to elastically stretch out and draw back on the shell under the action of external force, and an extending limiting part is arranged between the second push rod and the shell, and the second push rod extends out of the shell through the extending limiting part in a limiting way, so that the second push rod is prevented from being pulled out of the shell.

The assembly part is provided with a guide part for guiding the swinging piece to enter or leave the track groove and the stopping position of the swinging piece so as to enable the swinging piece to enter or leave the track groove and the stopping position of the swinging piece according to the set sequence direction.

One end of the swinging piece is bent and forms an action part which acts on the stay position of the swinging piece.

The beneficial effects of the utility model are as follows:

the connecting piece and the elastic piece are sequentially pressed on the first push rod to form a friction force for preventing the swing piece from moving on the first push rod when the swing piece is in a pending state, and even if the first push rod is in a turning state, the swing piece is not easy to separate from the first push rod.

Drawings

FIG. 1 is a schematic view showing an assembled and disassembled state of a rebound device according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of an assembled and disassembled state of a first push rod, a swinging member, a connecting member and a first elastic member according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of a first push rod driving a swinging member to enter a track groove according to an embodiment of the present utility model.

Fig. 4 is a schematic view showing a structure of the swing member in a swing member resting position according to an embodiment of the present utility model.

FIG. 5 is a schematic view showing the internal cross-sectional structure of a rebound apparatus according to an embodiment of the present utility model.

FIG. 6 is a schematic view of a cross-sectional view of an alternate orientation of the interior of a rebound apparatus in accordance with an embodiment of the present utility model.

Fig. 7 is a schematic diagram showing an arrangement of an elastic member and a swinging member as a whole structure according to an embodiment of the present utility model.

FIG. 8 is a schematic view showing an exploded structure of the rebound apparatus according to an embodiment of the present utility model mounted on a rebound stand and assembled with a fixing base.

Fig. 9 is a schematic structural view of a fixing base fixed on a side plate of a cabinet according to an embodiment of the utility model.

Fig. 10 is a schematic structural view of a rebound support according to an embodiment of the present utility model.

FIG. 11 is a schematic view showing the structure of a side plate of a shell-inserting cabinet body for implementing the rebound device of the present utility model.

FIG. 12 is a schematic view showing a hinge structure between a door and a cabinet according to an embodiment of the present utility model.

Fig. 13 is a schematic diagram of a first push rod and a swing member in the prior art.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-7, a rebound device comprises a first push rod 1, a swinging member 2 rotatably arranged on the first push rod 1, and a connecting member 3, wherein the first push rod 1 and the swinging member 2 are respectively connected with the connecting member 3 in a matched manner, a first elastic member 4 is arranged between the swinging member 2 and the connecting member 3, one end of the first elastic member 4 is elastically acted on the swinging member 2, the other end of the first elastic member 4 is elastically acted on the connecting member 3, the connecting member 3 positions the swinging member 2 on the first push rod 1 through the first elastic member 4, and the first push rod 1 drives the swinging member 2 to swing under the pushing of external force.

In the present embodiment, the elastic member 4 is a compression spring.

Referring to fig. 8, alternatively, one end of the swing member 2 is provided with a spiral elastic member 4, and the elastic member 4 is integrally provided with the swing member 2.

The first push rod 1 is provided with a positioning surface 5 corresponding to the swinging member 2, and the swinging member 2 is positioned on the first push rod 1 up and down through the positioning surface 5, the connecting member 3 and the first elastic member 4 when in a pending state.

In this embodiment, the positioning surface 5 is provided with a threaded hole, the connecting piece 3 is a screw, the swinging piece 2 is provided with a connecting hole corresponding to the threaded hole, and the connecting piece 3 is inserted into the elastic piece 4, the connecting hole and the threaded hole.

The two sides of the positioning surface 5 of the first push rod 1 are provided with swing limiting parts 6, and the swing piece 2 swings on the first push rod 1 in a limiting mode through the swing limiting parts 6.

The rebound device further comprises an assembly part 7, a track groove 8 is formed in the assembly part 7, a swing piece stay position 9 communicated with the track groove 8 is further formed in the assembly part 7, and the first push rod 1 drives the swing piece 2 to enter or leave the track groove 8 and the swing piece stay position 9 under the action of external force.

The rebound device further comprises a shell 10 which is connected with the assembly part 7 in a matched mode, the first push rod 1 is positioned on the shell 10, a second elastic piece 11 is arranged between the first push rod 1 and the assembly part 7, one end of the second elastic piece 11 is elastically acted on the first push rod 1, the other end of the second elastic piece 11 is elastically acted on the assembly part 7, and the first push rod 1 is elastically stretched on the shell 10 through the second elastic piece 11 under the action of external force.

In this embodiment, the fitting 7 is mounted on the housing 10 in a plug-in manner, and a plug-in rib is provided between the fitting 7 and the inner wall of the housing 10. One end of the fitting 7 is provided with a stop collar mounted on the opening of the housing 10. The stop collar closes the opening of the housing 10 after assembly.

A linear guide 14 is provided between the first push rod 1 and the housing 10, and the first push rod 1 moves linearly by the linear guide 14 when elastically expanding and contracting on the housing 10.

In this embodiment, a guiding groove is formed on the inner wall of the housing 10, and a protruding guiding boss is formed on the first push rod 1 corresponding to the guiding groove. The guide boss is embedded into the guide groove.

The rebound device further comprises a second push rod 15 positioned on the shell 10, a telescopic adjusting part 16 is arranged between the first push rod 1 and the second push rod 15, the second push rod 15 is connected with the first push rod 1 in a matched mode through the telescopic adjusting part 16, and the telescopic position of the second push rod 15 on the first push rod 1 and/or the shell 10 is adjusted through the telescopic adjusting part 16 under the action of external force by the second push rod 15.

In the present embodiment, an internal and external thread structure forming the expansion adjustment portion 16 is provided between the first push rod 1 and the second push rod 15. The first push rod 1 and the second push rod 15 are inserted into the housing 10.

The first push rod 1 drives the second push rod 15 to elastically stretch out and draw back on the shell 10 under the action of external force, an extending limiting part 17 is arranged between the second push rod 15 and the shell 10, and the second push rod 15 extends out of the shell 10 in a limiting mode through the extending limiting part 17.

In this embodiment, one end of the second push rod 15 is provided with a soft material or a magnet contacting the door body 23, and the soft material is plastic, rubber or a rubber-plastic mixture.

The fitting 7 is provided with a guide 12 for guiding the swinging member 2 into and out of the track groove 8 and the swinging member rest position 9.

In this embodiment, referring to fig. 3 and 4, the track groove 8 includes a door closing track groove 20 and a door opening track groove 21 which are disposed at intervals, the track groove 8 further includes a tapered track groove, the tapered track groove is provided with a tapered portion 22, an opening pitch of one end of the tapered track groove gradually decreases toward the door closing track groove 20 and the door opening track groove 21 and forms the tapered portion 22, and the tapered track groove, the door closing track groove 20 and the door opening track groove 21 are communicated.

When the door body 23 is closed, a user pushes the door body, the door body 23 is automatically closed towards the cabinet body 24 under the action of the hinge, the door body 23 contacts with the second push rod 15, and then the first push rod 1 is triggered to move, the first push rod 1 drives the swinging piece 2 to enter the track groove 8, the swinging piece 2 enters the tapered track groove under the action of the limiting part 6, the swinging piece 2 enters the tapered part 22 at the guiding part 12 of the tapered track groove, the guiding part 12 of the door closing movement track groove 20 is of an inclined surface structure of the inclined part 22, the swinging piece 2 enters the tapered part 22 and then enters the door closing movement track groove 20 through the inclined surface structure, and then moves to the swinging piece stopping position 9 under the elastic action of the second elastic piece 11.

When the door body 23 is opened, a user presses the door body 23, the second push rod 15 retracts into the shell 10 under the elastic action of the second elastic piece 11, the first push rod 1 is triggered to move, the first push rod 1 drives the swinging piece 2 to separate from the swinging piece stopping position 9, the swinging piece 2 moves from the swinging piece stopping position 9 to the door opening movement track groove 21, the door opening movement track groove 21 is provided with a guide part 12 which is combined with an arc shape in a straight line, the swinging piece 2 moves to the convergent part 22 through the guide part 12, and then moves to the convergent track groove from the convergent part 22 so as to separate from the track groove 8. If the swing member 2 reaches the tapered portion 22 or the tapered trajectory groove opening away from the tapered portion 22, the user suddenly closes the door, the swing member 2 can enter the door closing trajectory groove 20 only along the guide portion 12 of the door closing trajectory groove 20.

Or the swinging piece 2 reaches the guide part 12 of the door opening movement track groove 21, and the user suddenly closes the door, so that the swinging piece 2 returns to the swinging piece stopping position 9 along the guide part 12 combined with the straight line and the arc, and the damage to the rebound device under misoperation of the user is avoided.

One end of the swinging member 2 is bent and forms an acting portion 13 acting on the swinging member stay 9.

Referring to fig. 8 and 9, in the present embodiment, the housing 10 is inserted into the rebound support 25, a fixing seat 26 is provided at the bottom of the rebound support 25, a fastening hole fixed on a side plate 27 of the cabinet 24 is provided on the fixing seat 26, a mounting chute is provided between the bottom of the rebound support 25 and the top of the fixing seat 26, and the fixing seat 26 is assembled with the bottom of the rebound support 25 in a sliding manner along the mounting chute.

One end of the fixed seat 26 is bent to form a positioning block 28 positioned on the front end face of the side plate 27.

The length and width of the bottom of the rebound support 25 are larger than those of the fixing seat 26, so that the fixing seat 26 is installed between the rebound support 25 and the side plate 27 in a hidden mode, and the installation attractive effect is achieved.

Referring to fig. 10, or in the present embodiment, the housing 10 is inserted into the rebound stand 25, and the rebound stand 25 is provided with a fixing lug fixed to the side plate 27 of the cabinet 24, and the fixing lug is provided with a fixing hole.

Referring to fig. 11, alternatively, the side plate 27 is provided with a receiving hole, and the housing 10 is fitted in the receiving hole.

The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rebound ware, includes first push rod (1), rotates swing piece (2) of setting on first push rod (1), its characterized in that: still include connecting piece (3), first push rod (1), swinging member (2) are connected with connecting piece (3) cooperation respectively, be equipped with first elastic component (4) between swinging member (2), connecting piece (3), first elastic component (4) one end elasticity is acted on swinging member (2), first elastic component (4) other end elasticity is acted on connecting piece (3), connecting piece (3) are through first elastic component (4) with swinging member (2) location on first push rod (1), and first push rod (1) drive swinging member (2) swing under the exogenic action promotes.

2. The rebound apparatus of claim 1 wherein: the first push rod (1) is provided with a positioning surface (5) corresponding to the swinging piece (2), and the swinging piece (2) is positioned on the first push rod (1) up and down through the positioning surface (5), the connecting piece (3) and the first elastic piece (4) when in a pending state.

3. The rebound apparatus of claim 1 wherein: two sides of the positioning surface (5) of the first push rod (1) are provided with swing limiting parts (6), and the swing piece (2) swings on the first push rod (1) in a limiting mode through the swing limiting parts (6).

4. The rebound apparatus of claim 1 wherein: the swinging piece is characterized by further comprising an assembly part (7), wherein a track groove (8) is formed in the assembly part (7), a swinging piece stay position (9) communicated with the track groove (8) is further formed in the assembly part (7), and the first push rod (1) drives the swinging piece (2) to enter or leave the track groove (8) and the swinging piece stay position (9) under the action of external force.

5. The rebound apparatus of claim 4 wherein: the novel hydraulic lifting device is characterized by further comprising a shell (10) which is connected with the assembly part (7) in a matched mode, wherein the first push rod (1) is positioned on the shell (10), a second elastic piece (11) is arranged between the first push rod (1) and the assembly part (7), one end of the second elastic piece (11) is elastically acted on the first push rod (1), the other end of the second elastic piece (11) is elastically acted on the assembly part (7), and the first push rod (1) is elastically stretched on the shell (10) through the second elastic piece (11) under the action of external force.

6. The rebound apparatus of claim 5 wherein: a linear guide part (14) is arranged between the first push rod (1) and the shell (10), and the first push rod (1) moves linearly through the linear guide part (14) when elastically stretching on the shell (10).

7. The rebound apparatus of claim 5 wherein: the telescopic push rod device is characterized by further comprising a second push rod (15) positioned on the shell (10), wherein a telescopic adjusting part (16) is arranged between the first push rod (1) and the second push rod (15), the second push rod (15) is connected with the first push rod (1) in a matched mode through the telescopic adjusting part (16), and the telescopic position of the second push rod (15) on the first push rod (1) and/or the shell (10) is adjusted through the telescopic adjusting part (16) under the action of external force by the second push rod (15).

8. The rebound apparatus of claim 7 wherein: the first push rod (1) drives the second push rod (15) to elastically stretch out and draw back on the shell (10) under the action of external force, an extending limiting part (17) is arranged between the second push rod (15) and the shell (10), and the second push rod (15) extends out of the shell (10) in a limiting mode through the extending limiting part (17).

9. The rebound apparatus of claim 4 wherein: the assembly part (7) is provided with a guide part (12) for guiding the swinging piece (2) to enter or leave the track groove (8) and the swinging piece stay position (9).

10. The rebound apparatus of claim 4 wherein: one end of the swinging member (2) is bent and forms an action part (13) which acts on the swinging member stay position (9).