CN211369510U

CN211369510U - Improved cam connecting buckle structure for building installation

Info

Publication number: CN211369510U
Application number: CN201921627272.9U
Authority: CN
Inventors: 姚其彤
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-08-28
Anticipated expiration: 2029-09-27

Abstract

The utility model provides an improved cam connecting buckle structure for building installation, which comprises a fixture block, wherein the upper part of the front side of the fixture block is hinged with a buckle cover through a pin shaft, and the rear side of the fixture block is in bilateral symmetry and is hinged with two pull rods through pin shafts; a buckle mechanism is arranged inside the rotating handle. The buckle mechanism is installed inside the rotating handle, when the clamping block and the buckle cover are in a closed state, the rotating handle is rotated to the upper portion of the buckle cover through manual operation, and the bottom end face of the rotating handle is attached to the outer peripheral face of the upper portion of the buckle cover, so that the clamping part clamping hook part in the buckle mechanism penetrates through the upper portion of the buckle cover and is clamped inside a first L-shaped cavity arranged inside the buckle cover, the clamping part clamping hook part is clamped inside the first L-shaped cavity, the cam cannot be influenced by external force and loses dead points, the firmness of the cam connecting buckle in installation is improved, and therefore workers are safer in the working process.

Description

Improved cam connecting buckle structure for building installation

Technical Field

The utility model belongs to the technical field of the cam connector link, more specifically say, in particular to a modified cam connector link structure for building installation.

Background

The building installation refers to the general term of building, repairing, installation and other engineering operations. The building refers to the engineering of building, rebuilding and expanding various buildings and structures. Repair refers to a construction operation for repairing, reinforcing, maintaining, and improving a building or structure to restore its original use value or to extend its service life. The installation refers to the assembly and installation engineering of various production, power, hoisting, transportation, transmission, medical experiment and other equipment, the installation engineering of a workbench, a ladder and a railing connected with the equipment, and the insulation, corrosion prevention, heat preservation, painting and other engineering of the installed equipment.

As in application No.: CN201520928409.X the utility model relates to a cam connector link for scaffold installation, including two coupling mechanism, coupling mechanism includes pull rod, fixture block, buckle closure, turning handle and cam, and the one end of fixture block is articulated with the buckle closure, and the other end is articulated with the one end of pull rod, and the other end and the cam of pull rod are articulated, are provided with the disc spring around on the pull rod between fixture block and buckle closure, cam and turning handle fixed connection, be provided with arc draw-in groove I and arc draw-in groove II that can form scaffold steel pipe centre gripping chamber after the butt joint on fixture block and the buckle closure respectively, be perpendicular setting between two coupling mechanism's the scaffold steel pipe centre gripping chamber. A cam connector link for scaffold installation, steel pipe that can the high-speed joint scaffold frame, easy dismounting, labour saving and time saving. The quality of scaffold frame has been improved, and is safe convenient.

Based on the search discovery of the above patent, a building scaffold is usually installed to assist the completion of work during the building installation process. The cam connecting buckle in the above patent has the following disadvantages in the practical use process, such as: cam connector link in the above-mentioned patent, though adopt the cam to the fixture block after the closure and buckle closure formation dead point, the dismouting of being convenient for, nevertheless in the building work progress staff can be very easy to collide the one end that the twist grip opened through building materials such as steel pipe by accident, in case collide the one end that the twist grip opened, will make and produce not hard up phenomenon between fixture block and the buckle closure, can directly open even, greatly reduced the fastness when the installation of cam connector link, thereby influence staff's security.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an improved cam connecting buckle structure for building installation is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a modified cam connector structure for building installation to solve in the above-mentioned patent cam connector link still exist following not enough in the actual use, if: cam connector link in the above-mentioned patent, although adopt the cam to the fixture block after the closure and buckle closure formation dead point, the dismouting of being convenient for, nevertheless in the building work process staff can be very easy collide the one end that the twist grip opened through building materials such as steel pipe by accident, in case collide the one end that the twist grip opened, will make and produce not hard up phenomenon between fixture block and the buckle closure, can directly open even, greatly reduced the fastness when the installation of cam connector link, thereby influence the problem of staff's security.

The utility model discloses purpose and efficiency that the modified is used for the cam connector link structure of building installation are reached by following specific technological means:

an improved cam connecting buckle structure for building installation comprises a fixture block, wherein the upper part of the front side of the fixture block is hinged with a buckle cover through a pin shaft, and the rear side of the fixture block is bilaterally symmetrical and is hinged with two pull rods through the pin shaft; a cam is rotationally connected between the opposite surfaces of the two pull rods through a pin shaft, and the front side of the upper part of the cam is fixedly connected with a rotating handle; a buckle mechanism is arranged inside the rotating handle.

Further, the fixture block further comprises a connecting block, a circular groove, a first spring and a spring cap, the connecting block is arranged on the upper portion of the front side of the fixture block and hinged to the buckle cover through a pin shaft, the circular groove is formed in the middle of the upper end face of the rear side of the fixture block, the first spring is arranged inside the circular groove, the spring cap is fixedly connected to the upper portion of the first spring, and the upper end face of the spring cap is tightly attached to the bottom end face of the rear side of the buckle cover.

Further, the buckle cover further comprises a first L-shaped cavity, the first L-shaped cavity communicated with the outside is arranged inside the buckle cover, and the width of the first L-shaped cavity accounts for one fifth of the width of the buckle cover.

Further, the twist grip still includes handle cover, second L type cavity and square spout, the twist grip front end cover has connect the handle cover, and the handle cover peripheral face is provided with anti-skidding stripe, twist grip inside be provided with outside communicating second L type cavity, and second L type cavity and first L type cavity communicate with each other, twist grip front end face seted up with inside communicating square spout of second L type cavity.

Furthermore, buckle mechanism still includes buckle spare, second spring and buckle spare push rod, buckle spare rotates through the pivot and connects inside second L type cavity, and buckle spare rear end face installs the second spring, buckle spare push rod sliding connection is inside square spout, and buckle spare push rod rear end face pastes with buckle spare preceding terminal surface mutually.

Furthermore, when the clamping block and the buckle cover are in a closed state, the clamping hook part of the clamping part in the clamping mechanism is clamped with the inner part of the first L-shaped cavity arranged in the buckle cover.

Compared with the prior art, the utility model discloses following beneficial effect has:

the buckle mechanism is installed inside the rotating handle, when the clamping block and the buckle cover are in a closed state, the rotating handle is rotated to the upper portion of the buckle cover through manual operation, and the bottom end face of the rotating handle is attached to the outer peripheral face of the upper portion of the buckle cover, so that the clamping part clamping hook part in the buckle mechanism penetrates through the upper portion of the buckle cover and is clamped inside a first L-shaped cavity arranged inside the buckle cover, the clamping part clamping hook part is clamped inside the first L-shaped cavity, the cam cannot be influenced by external force and loses dead points, the firmness of the cam connecting buckle in installation is improved, and therefore workers are safer in the working process.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic structural view of the spring and the spring cap of the present invention in a disassembled state.

Fig. 3 is a schematic sectional structure diagram of the present invention.

Fig. 4 is a schematic diagram of a partially enlarged structure at a in fig. 3 according to the present invention.

Fig. 5 is a schematic view of the structure of the utility model with the push rod of the fastener removed.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a clamping block; 101. connecting blocks; 102. a circular groove; 103. a first spring; 104. a spring cap; 2. a pull rod; 3. covering; 301. a first L-shaped cavity; 4. a cam; 5. rotating the handle; 501. a handle cover; 502. a second L-shaped cavity; 503. a square chute; 6. a buckle mechanism; 601. a fastener; 602. a second spring; 603. the buckle push rod.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides an improved cam connecting buckle structure for building installation, which comprises a fixture block 1, wherein the upper part of the front side of the fixture block 1 is hinged with a buckle cover 3 through a pin shaft, and the rear side of the fixture block 1 is in bilateral symmetry and is hinged with two pull rods 2 through pin shafts; a cam 4 is rotatably connected between the opposite surfaces of the two pull rods 2 through a pin shaft, and the front side of the upper part of the cam 4 is fixedly connected with a rotating handle 5; the inside of the rotating handle 5 is provided with a buckling mechanism 6.

Wherein, fixture block 1 still includes connecting block 101, circular recess 102, first spring 103 and spring block 104, fixture block 1 front side upper portion is provided with connecting block 101, and connecting block 101 is articulated with buckle closure 3 through the round pin axle, as shown in fig. 1, circular recess 102 has been seted up at fixture block 1 rear side up end middle part, and circular recess 102 internally mounted has first spring 103, as shown in fig. 2, first spring 103 upper portion fixedly connected with spring block 104, and spring block 104 up end closely pastes with buckle closure 3 rear side bottom end face closely.

The buckle cover 3 further comprises a first L-shaped cavity 301, the first L-shaped cavity 301 communicated with the outside is arranged inside the buckle cover 3, as shown in the attached drawing 4, the width of the first L-shaped cavity 301 accounts for one fifth of the width of the buckle cover 3, and the hook part of the buckle part 601 is more reliable when the buckle part is clamped inside the buckle cover 3 through the arrangement of the first L-shaped cavity 301, so that the stability of the buckle part 601 in use is improved.

The rotating handle 5 further comprises a handle sleeve 501, a second L-shaped cavity 502 and a square sliding groove 503, the handle sleeve 501 is sleeved at the front end of the rotating handle 5, the cam connecting buckle is more comfortable to mount or dismount through the arrangement of the handle sleeve 501, anti-slip stripes are arranged on the peripheral surface of the handle sleeve 501, as shown in the attached drawing 1, the holding surface of the handle sleeve 501 has better friction force, the second L-shaped cavity 502 communicated with the outside is arranged inside the rotating handle 5, as shown in the attached drawing 4, the second L-shaped cavity 502 is communicated with the first L-shaped cavity 301, and the square sliding groove 503 communicated with the inside of the second L-shaped cavity 502 is formed in the front end surface of the rotating handle 5.

Wherein, buckle mechanism 6 still includes buckle 601, second spring 602 and buckle push rod 603, buckle 601 rotates through the pivot and connects inside second L type cavity 502, and buckle 601 rear end face installs second spring 602, as shown in fig. 4, through second spring 602, make the buckle 601 that loses after pressing can resume the normal position rapidly, thereby make buckle 601 more stable when the joint, buckle push rod 603 sliding connection is inside square spout 503, and buckle push rod 603 rear end face pastes with buckle 601 front end face mutually, through the setting of buckle push rod 603, thereby it is more convenient when opening buckle 601 of buckle cover 3 upper portion joint to make the staff.

Wherein, when fixture block 1 and buckle closure 3 were in the closure, buckle 601 trip position among the buckle mechanism 6 and the inside first L type cavity 301 internal phase joint that sets up of buckle closure 3, as shown in figure 4, through buckle 601 trip position and the inside joint of first L type cavity 301, make cam 4 can not receive external force to influence and lose the dead point, improved the fastness when the cam connector link is installed to make the staff safer in the course of the work.

The specific use mode and function of the embodiment are as follows:

in the utility model, when the fixture block 1 and the buckle cover 3 are in a closed state, the rotating handle 5 is clockwise rotated to be attached to the upper part of the buckle cover 3, so that the buckling piece 601 in the buckling mechanism 6 is clamped inside the first L-shaped cavity 301 on the buckle cover 3, at the moment, the upper end surface of the spring cap 104 is closely attached to the bottom end surface of the rear side of the buckle cover 3, and the cam 4 cannot lose a dead point due to the influence of external force through the clamping connection between the buckling piece 601 and the first L-shaped cavity 301, thereby improving the firmness of the cam connection buckle during installation, and ensuring that a worker is safer in the working process;

when the buckle cover 3 is opened, the upper end of the buckle 601 rotates anticlockwise for a certain angle under the action of the rotating shaft by manually pressing the buckle push rod 603, and the hook part of the buckle 601 is pried forward for a certain distance under the action of the fulcrum of the rotating shaft on the buckle 601, so that the buckle 601 is not clamped with the first L-shaped cavity 301 in the buckle cover 3; then, the rotating handle 5 is manually rotated counterclockwise by a certain angle, so that the cam 4 is separated from the upper part of the buckle cover 3, and the buckle cover 3 and the fixture block 1 are opened.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a modified is used for cam connector link structure of building installation which characterized in that: the fixture comprises a fixture block (1), wherein the upper part of the front side of the fixture block (1) is hinged with a buckle cover (3) through a pin shaft, and the rear side of the fixture block (1) is bilaterally symmetrical and is hinged with two pull rods (2) through the pin shaft; a cam (4) is rotationally connected between the opposite surfaces of the two pull rods (2) through a pin shaft, and the front side of the upper part of the cam (4) is fixedly connected with a rotating handle (5); a buckle mechanism (6) is arranged in the rotating handle (5).

2. The improved cam coupler structure for building installations of claim 1 wherein: the fixture block (1) further comprises a connecting block (101), a circular groove (102), a first spring (103) and a spring cap (104), the connecting block (101) is arranged on the upper portion of the front side of the fixture block (1), the connecting block (101) is hinged to the buckle cover (3) through a pin shaft, the circular groove (102) is formed in the middle of the upper end face of the rear side of the fixture block (1), the first spring (103) is arranged inside the circular groove (102), the spring cap (104) is fixedly connected to the upper portion of the first spring (103), and the upper end face of the spring cap (104) is tightly attached to the bottom end face of the rear side of the buckle cover (3).

3. The improved cam coupler structure for building installations of claim 1 wherein: buckle closure (3) still include first L type cavity (301), buckle closure (3) inside be provided with outside communicating first L type cavity (301), and first L type cavity (301) width account for buckle closure (3) one fifth of width.

4. The improved cam coupler structure for building installations of claim 1 wherein: the rotating handle (5) further comprises a handle sleeve (501), a second L-shaped cavity (502) and a square sliding groove (503), the handle sleeve (501) is sleeved at the front end of the rotating handle (5), anti-slip stripes are arranged on the outer peripheral surface of the handle sleeve (501), the second L-shaped cavity (502) communicated with the outside is arranged inside the rotating handle (5), the second L-shaped cavity (502) is communicated with the first L-shaped cavity (301), and the square sliding groove (503) communicated with the inside of the second L-shaped cavity (502) is formed in the front end face of the rotating handle (5).

5. The improved cam coupler structure for building installation according to claim 1 or 4, wherein: the buckle mechanism (6) further comprises a buckle piece (601), a second spring (602) and a buckle piece push rod (603), the buckle piece (601) is rotatably connected inside the second L-shaped cavity (502) through a rotating shaft, the second spring (602) is installed on the rear end face of the buckle piece (601), the buckle piece push rod (603) is slidably connected inside the square sliding groove (503), and the rear end face of the buckle piece push rod (603) is attached to the front end face of the buckle piece (601).

6. The improved cam coupler structure for building installations of claim 1 wherein: when the clamping block (1) and the buckle cover (3) are in a closed state, the clamping hook part of the clamping part (601) in the clamping mechanism (6) is clamped with the inner part of the first L-shaped cavity (301) arranged in the buckle cover (3).