CN213807352U

CN213807352U - Pin type expansion corner connector

Info

Publication number: CN213807352U
Application number: CN202022662525.5U
Authority: CN
Inventors: 宋心涛
Original assignee: Nanjing Xuansheng Door And Window Co ltd
Current assignee: Nanjing Xuansheng Door And Window Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-27
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a round pin nail formula inflation angle sign indicating number, including the same "L" type angle sign indicating number piece an of structure and angle sign indicating number piece b, cylindrical pin, wherein: the correspondence of angle sign indicating number piece a both sides is provided with inflation portion an, the correspondence of angle sign indicating number piece b both sides is provided with inflation portion b, just inflation portion an and the mutual corresponding setting of inflation portion b, the fixed semicircular cotter way an that is provided with on the inflation portion a, just the fixed semicircular cotter way b that is provided with on the inflation portion b, cotter way a and the mutual corresponding setting of cotter way b, just cotter way a and cotter way b can make up each other and form the circular shape cotter hole, the utility model discloses a cotter hole and the setting of pin make the angle sign indicating number applicable in a series of section bars that dimensional change is not big, increase the product suitability, and the utility model discloses the angle sign indicating number connection adopts the pin to replace the screw to connect, need not twist the screw, makes the installation simple, and the workman's of being convenient for installs, can improve workman's work efficiency.

Description

Pin type expansion corner connector

Technical Field

The utility model belongs to the technical field of door and window, concretely relates to round pin nail formula inflation angle sign indicating number.

Background

The door and window corner brace refers to hardware or plastic parts of 90-degree right-angle intersecting members, and is often used for assembling corners of door and window frames, so that the strength and the flatness of the corner parts of the assembled door and window frames are guaranteed.

The existing door and window corner connectors usually adopt fixed corner connectors, and in the processes of manufacturing the door and window corner connectors and assembling corners of door and window frames, the size of the door and window corner connectors needs to be matched with that of corresponding door and window section bar cavities, and the door and window corner connectors often cannot be matched with the sizes of the door and window section bar cavities, so that gaps exist between the door and window section bar cavities and the corner connectors.

And traditional door and window angle sign indicating number adopts the screw to connect, adopts the screw connection to cause smooth silk easily, makes the unable effective connection of door and window angle sign indicating number to adopt the screw can influence the roughness at door and window bight, reduce the group angle intensity of door and window angle sign indicating number.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a round pin nail formula inflation angle sign indicating number to solve foretell technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pin formula inflation angle sign indicating number, includes "L" type angle sign indicating number a and angle sign indicating number b, cylindrical pin that the structure is the same, wherein:

expansion parts a are correspondingly arranged on two sides of the angle block a, expansion parts b are correspondingly arranged on two sides of the angle block b, and the expansion parts a and the expansion parts b are correspondingly arranged;

a semicircular pin groove a is fixedly arranged on the expansion part a, and a semicircular pin groove b is fixedly arranged on the expansion part b;

the pin grooves a and the pin grooves b are arranged correspondingly to each other, and the pin grooves a and the pin grooves b can be combined with each other to form round pin holes;

a pin is arranged in the pin hole, and the diameter of the pin is larger than that of the pin hole.

When the pin is arranged in the pin hole, the angle block a and the angle block b expand towards two sides, and an expansion area is formed between the angle block a and the angle block b.

Preferably, the length of the expansion part a is greater than that of the pin groove a, and the length of the expansion part a is 1-3.5 cm.

Preferably, the length of the expansion part b is greater than that of the pin slot b, and the length of the expansion part b is 1-3.5 cm.

Preferably, the outer surface of the pin is attached to the pin groove a and the pin groove b.

Preferably, the pin includes the pin body, the fixed head that is provided with in pin body bottom, just the head diameter is less than pin body diameter, pin body axle center department is provided with the cavity.

Preferably, the two sides of the angle block a are correspondingly provided with mounting grooves a, the two sides of the angle block b are correspondingly provided with mounting grooves b, the mounting grooves a and the mounting grooves b are correspondingly arranged, and the mounting grooves a and the mounting grooves b are matched with the sectional material.

Preferably, the corner code blocks a and b are provided with positioning grooves on the surfaces.

The technical effect and the advantage of the utility model, this round pin formula inflation angle sign indicating number:

1. the utility model can make the corner bracket suitable for a series of section bars with small size change by arranging the pin holes and the pins, thereby increasing the product applicability;

2. the utility model adopts the pin connection, and has no clearance fit with the door and window section bar cavity, thereby increasing the strength and the flatness of the door and window frame angle and increasing the angle combination strength of the window angle code;

3. the arrangement of the expansion part can ensure the bonding strength of the pin and the corner block, so that the door and window corner block is more stably installed;

4. the utility model discloses the angle sign indicating number is connected and is adopted the pin to replace the screw to connect, need not twist the screw and move, makes the installation simple, and the workman's of being convenient for installation can improve workman's work efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the present invention.

In the figure: 1. a corner code block a; 2. a corner code block b; 3. a pin; 4. a pin hole; 5. an expansion zone; 6. positioning a groove;

11. an expansion part a; 12. a pin groove a; 13. a mounting groove a;

21. an expansion part b; 22. a pin groove b; 23. mounting grooves b;

31. a pin body; 32. a head portion; 33. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-2 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a pin formula inflation angle sign indicating number as shown in fig. 1-2, including the same "L" type angle code piece a1 and angle code piece b2 of structure, cylindrical pin 3, wherein:

the material of angle sign indicating number a1 and angle sign indicating number b2 is the aluminum alloy, can lighten the holistic weight of angle sign indicating number and material saving when not influencing angle sign indicating number bearing effect, and angle sign indicating number a1 and angle sign indicating number b2 adopt the mode of cutting to make it compare with die-casting formula aluminum alloy, intensity and hardness are higher, and non-deformable makes angle sign indicating number a1 and angle sign indicating number b2 more firm with the frame section bar of being connected.

The angle code block a1 and the angle code block b2 have the same structure and are convenient to process, and two angle code blocks and two pins 3 can be spliced to form an angle code, so that the angle code is convenient for workers to install.

Expansion parts a11 are correspondingly arranged on two sides of the corner code block a1, expansion parts b21 are correspondingly arranged on two sides of the corner code block b2, and the expansion parts a11 and the expansion parts b21 are correspondingly arranged;

a semicircular pin groove a12 is fixedly arranged on the expansion part a11, a semicircular pin groove b22 is fixedly arranged on the expansion part b21, the pin groove a12 and the pin groove b22 are arranged correspondingly, and the pin groove a12 and the pin groove b22 can be combined with each other to form a circular pin hole 4.

Be provided with pin 3 in the pin hole 4, just pin 3 diameter is greater than pin hole 4 diameter, when pin 3 sets up in pin hole 4, angle code piece a1 and angle code piece b2 expand to both sides to form expansion region 5 between angle code piece a1 and angle code piece b2, the expansion range of controllable angle code piece a1 of selection of pin 3 diameter and angle code piece b2, pin 3 diameter technical personnel in the field can select according to actual conditions.

The pin 3 is inserted into the pin hole 4, so that the angle code block a1 and the angle code block b2 expand towards two sides, the angle code block a1 and the angle code block b2 are filled in the door and window section bar cavity and are tightly attached to the door and window section bar cavity, the angle code block a1 and the angle code block b2 are in gapless fit with the door and window section bar cavity, the strength and the flatness of a door and window frame angle are improved, the door and window angle code can be suitable for a series of section bars with small size change of the door and window section bar cavity, and the product applicability is improved.

Specifically, inflation portion a11 length is greater than pin groove a12 length, just inflation portion a11 length is 1-3.5cm, inflation portion b21 length is greater than pin groove b22 length, just inflation portion b21 length is 1-3.5cm, through setting up inflation portion length to be greater than pin groove length to inject inflation portion length, when pin 3 locates the pin inslot, guarantee the intensity that inflation portion a11 and inflation portion b21 and pin 3 combine, make door and window corner sign indicating number installation more firm.

Specifically, the outer surface of the pin 3 is attached to the pin groove a12 and the pin groove b22, so that the strength and the flatness of the corner brace can be improved.

Specifically, pin 3 includes pin body 31, the fixed head 32 that is provided with in pin body 31 bottom, just head 32 diameter is less than pin body 31 diameter, and head 32 is the throat, through the setting of head 32, conveniently sets up pin 3 in pin hole 4.

The pin body 31 axle center department is provided with cavity 33, and cavity 33 and the coaxial setting of pin body 31 can use corresponding instrument will glue pin 3 and twist in the pin hole 4, and after fixed the screwing up, can use gluey rifle to inject glue in cavity 33, strengthen joint strength, fill the gap, increase the leakproofness, improve waterproof performance.

Specifically, the corresponding mounting groove a13 that is provided with in angle code a1 both sides, angle code b2 both sides correspond and are provided with mounting groove b23, just mounting groove a13 and mounting groove b23 correspond the setting each other, through mounting groove a13 and mounting groove b23 and section bar cooperation installation.

Specifically, the surfaces of the corner code blocks a1 and b2 are provided with positioning grooves 6, and the positioning grooves 6 facilitate the installation of the corner code blocks a1 and b 2.

The working principle is as follows: when the pin type expansion angle brace is used, the angle brace block a1 and the angle brace block b2 are spliced into an angle brace whole, the spliced angle brace whole is plugged into a group angle of a door and window profile, two pins 3 are respectively driven into a pin hole 4 formed by combining a pin groove a12 and a pin groove b22, the angle brace block a1 and the angle brace block b2 can automatically expand towards two sides, an expansion area 5 is formed between the angle brace block a1 and the angle brace block b2, the angle brace block a1 and the angle brace block b2 are in gapless fit with a cavity of the door and window profile, the strength and the flatness of the door and window frame angle are increased, glue is injected into a cavity 33 of the pin 3 by using a glue gun, the connection strength is enhanced, gaps are filled, the sealing performance is increased, and the waterproof performance and the sealing performance are improved. Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a pin formula inflation angle sign indicating number, includes "L" type angle sign indicating number piece a (1) and angle sign indicating number piece b (2), cylindrical pin (3) that the structure is the same, its characterized in that:

expansion parts a (11) are correspondingly arranged on two sides of the corner code block a (1), expansion parts b (21) are correspondingly arranged on two sides of the corner code block b (2), and the expansion parts a (11) and the expansion parts b (21) are correspondingly arranged;

a semicircular pin groove a (12) is fixedly arranged on the expansion part a (11), and a semicircular pin groove b (22) is fixedly arranged on the expansion part b (21);

the pin grooves a (12) and the pin grooves b (22) are arranged correspondingly, and the pin grooves a (12) and the pin grooves b (22) can be combined with each other to form a round pin hole (4);

a pin (3) is arranged in the pin hole (4), and the diameter of the pin (3) is larger than that of the pin hole (4);

when the pin (3) is arranged in the pin hole (4), the corner code block a (1) and the corner code block b (2) expand towards two sides, and an expansion area (5) is formed between the corner code block a (1) and the corner code block b (2).

2. The pinned expansion corner brace of claim 1, wherein: the length of the expansion part a (11) is larger than that of the pin groove a (12), and the length of the expansion part a (11) is 1-3.5 cm.

3. The pinned expansion corner brace of claim 1, wherein: the length of the expansion part b (21) is greater than that of the pin groove b (22), and the length of the expansion part b (21) is 1-3.5 cm.

4. The pinned expansion corner brace of claim 1, wherein: the outer surface of the pin (3) is attached to the pin groove a (12) and the pin groove b (22).

5. The pin-type expansion corner brace according to claim 1, wherein the pin (3) comprises a pin body (31), a head (32) is fixedly arranged at the bottom of the pin body (31), and the diameter of the head (32) is smaller than that of the pin body (31);

a cavity (33) is arranged at the axis of the pin body (31).

6. The pinned expansion corner brace of claim 1, wherein: mounting grooves a (13) are correspondingly formed in two sides of the angle block a (1), mounting grooves b (23) are correspondingly formed in two sides of the angle block b (2), and the mounting grooves a (13) and the mounting grooves b (23) are correspondingly arranged;

the mounting groove a (13) and the mounting groove b (23) are matched with the section bar.

7. The pinned expansion corner brace of claim 1, wherein: and positioning grooves (6) are arranged on the surfaces of the corner code blocks a (1) and the corner code blocks b (2).