Circuit board with positioning holes

Abstract

The utility model relates to the technical field of circuit boards, and discloses a circuit board with positioning holes, which comprises a body, the four corners of the body are respectively provided with positioning holes, and first threaded sleeves are attached to the interiors of the positioning holes. According to the circuit board with the positioning holes, the position of the positioning ring block fixedly installed on the extension arm of the outer cambered surface of the fixed circular plate can be adjusted, and corresponding adaptive installation can be carried out according to whether the installation position is in an accurate position in the whole operation process, so that the limitation that installation cannot be carried out can be avoided; meanwhile, an auxiliary sticking strip is stuck to the lower portion of the mounting sleeve shell, then a cavity of the mounting sleeve shell is clamped to the edge of the body, and then the auxiliary sticking strip is stuck to the mounting position to complete reinforced mounting, so that the connecting tightness can be greatly enhanced in the whole operation process, and the mounting efficiency is improved. And the connection can be removed through tearing according to requirements, operation is convenient, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a circuit board with positioning holes. Background Art

[0002] Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. Circuit boards can be called printed circuit boards or printed circuit boards. They are a type of printed circuit board made of polyimide or polyester film as a substrate with high reliability and excellent flexibility.

[0003] However, the following problems still exist during daily use: under the prior art, during use, the circuit board is positioned and installed through positioning holes, but when the installation holes are not in the right position, the fixed positioning holes will cause the circuit board to be unable to be installed. For this reason, the utility model provides a circuit board with positioning holes. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a circuit board with positioning holes, which has the advantages of adjustable installation holes and auxiliary fastening and pasting, and solves the problems raised in the background technology.

[0005] The utility model provides the following technical solution: a circuit board with positioning holes, comprising a main body, wherein positioning holes are respectively opened at the four corners of the main body, a first threaded sleeve is fitted inside the positioning hole, the internal thread of the first threaded sleeve is connected to a mounting screw, the surface of the mounting screw is rotatably connected to a connecting ring block, the outer arc surface of the connecting ring block is fixedly connected to a connecting arm, the other end of the connecting arm is fixedly installed with a control ring block, the inside of the control ring block is fixedly connected with a linkage column, the bottom of the linkage column is fixedly connected with a fixed circular plate, the outer arc surface of the fixed circular plate is fixedly connected to an extension arm, and the other end of the extension arm is fixedly installed with a positioning ring block.

[0006] Preferably, a mounting sleeve is fixedly mounted on the side of the main body, and an auxiliary adhesive strip is fixedly connected to the bottom of the mounting sleeve.

[0007] Preferably, a fixing clamp ring is fixedly connected to the surface of the mounting screw, a connecting ring block is attached to the top of the fixing clamp ring, and a first threaded sleeve is attached to the bottom of the fixing clamp ring.

[0008] Preferably, the four corners of the main body are respectively fixedly connected with auxiliary half-ring blocks, the outer arc surface of the auxiliary half-ring block is provided with an arc groove, and the interior of the arc groove is fitted with a fixed circular plate.

[0009] Preferably, the number of the mounting sleeves is two, and the two mounting sleeves are relatively distributed. Compared with the prior art, the utility model has the following beneficial effects:

[0010] The circuit board with the positioning hole can be installed in the correct installation position in advance through the positioning hole. When the misalignment occurs, the first threaded sleeve is controlled to be inserted into the positioning hole, and then the installation screw together with the fixing clamp ring passes through the positioning hole to form a threaded connection and installation with the first threaded sleeve, and then the connecting ring block is driven by the surface of the installation screw to drive the connecting arm side to control the fixed circular plate fixedly connected to the bottom of the linkage column inside the ring block to slide in the arc groove opened in the auxiliary semi-ring block, and then the positioning ring block fixedly installed by the outer arc surface extension arm of the fixed circular plate can be adjusted in position, and the corresponding adaptation installation can be carried out according to whether the installation position is in the correct position during the whole operation, so as to avoid the limitation of being unable to install, and at the same time, by pasting the auxiliary adhesive strip under the installation sleeve, and then engaging it with the edge of the main body through the cavity of the installation sleeve, and then using the auxiliary adhesive strip to form an adhesive with the installation position to complete the enhanced installation, the tightness of the connection can be greatly enhanced during the whole operation, and the connection can be torn and released according to needs, which is convenient to operate and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the overall structure of the utility model device;

[0012] Figure 2 For this utility model Figure 1 Schematic diagram of the structure viewed from above;

[0013] Figure 3 For this utility model Figure 1 Schematic diagram of the local structure.

[0014] In the figure: 1, main body; 2, auxiliary half ring block; 3, mounting sleeve; 4, auxiliary adhesive strip; 5, positioning ring block; 6, extension arm; 7, first threaded sleeve; 8, fixing clamping ring; 9, mounting screw; 10, connecting arm; 11, control ring block; 12, linkage column; 13, fixed circular plate; 14, arc groove; 15, connecting ring block; 16, positioning eyelet. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-3 A circuit board with positioning holes comprises a body 1, positioning holes 16 are respectively opened at the four corners of the body 1, a first threaded sleeve 7 is fitted inside the positioning hole 16, a mounting screw 9 is threadedly connected to the inner thread of the first threaded sleeve 7, a connecting ring block 15 is rotatably connected to the surface of the mounting screw 9, a connecting arm 10 is fixedly connected to the outer arc surface of the connecting ring block 15, a control ring block 11 is fixedly installed at the other end of the connecting arm 10, a linkage column 12 is fixedly connected to the inner part of the control ring block 11, a fixed circular plate 13 is fixedly connected to the bottom of the linkage column 12, and the outer arc surface of the fixed circular plate 13 is fixedly connected to the outer arc surface of the fixed circular plate 13. The extension arm 6 is connected, and the installation can be carried out in the correct installation position through the positioning hole 16 in advance. When the misalignment occurs, the first threaded sleeve 7 is controlled to be inserted into the positioning hole 16, and then the installation screw 9 together with the fixing clamp ring 8 pass through the positioning hole 16 to form a threaded connection installation with the first threaded sleeve 7, and then the connecting ring block 15 rotates on the surface of the installation screw 9 to drive the fixed circular plate 13 fixedly connected to the bottom of the linkage column 12 inside the ring block 11 on the side of the connecting arm 10 to slide in the arc groove 14 opened in the auxiliary semi-ring block 2, so that the outer arc surface of the fixed circular plate 13 is extended. The positioning ring block 5 fixedly installed on the extension arm 6 can be adjusted in position. During the whole operation, the corresponding adaptation installation can be carried out according to whether the installation position is in the correct position, thereby avoiding the limitation of being unable to install. The other end of the extension arm 6 is fixedly installed with a positioning ring block 5, and the side of the main body 1 is fixedly installed with a mounting shell 3, and the bottom of the mounting shell 3 is fixedly connected with an auxiliary adhesive strip 4. By pasting the auxiliary adhesive strip 4 under the mounting shell 3, and then engaging the cavity of the mounting shell 3 with the edge of the main body 1, the auxiliary adhesive strip 4 is used to form an adhesive connection with the installation position. To complete the enhanced installation, the tightness of the connection can be greatly enhanced during the entire operation, and the connection can be torn and released as needed. The operation is convenient and practical. A fixed clamping ring 8 is fixedly connected to the surface of the mounting screw 9, a connecting ring block 15 is attached to the top of the fixed clamping ring 8, and a first threaded sleeve 7 is attached to the bottom of the fixed clamping ring 8. Auxiliary semi-ring blocks 2 are fixedly connected to the four corners of the main body 1, and an arc groove 14 is provided on the outer arc surface of the auxiliary semi-ring block 2. A fixed circular plate 13 is attached to the inside of the arc groove 14. There are two mounting shells 3, and the two mounting shells 3 are relatively distributed.

[0017] Working principle: During the operation, the operator can install the device at the correct installation position in advance through the positioning hole 16. When there is a misalignment, the first threaded sleeve 7 is controlled to be inserted into the positioning hole 16, and then the installation screw 9 together with the fixing clamp 8 passes through the positioning hole 16 and forms a threaded connection installation with the first threaded sleeve 7, and then the connecting ring block 15 rotates on the surface of the installation screw 9 to drive the connecting arm 10 side to control the fixed circular plate 13 fixedly connected to the bottom of the linkage column 12 inside the ring block 11 to slide inside the arc groove 14 opened in the auxiliary semi-ring block 2, and then the positioning ring block 5 fixedly installed by the outer arc extension arm 6 of the fixed circular plate 13 can be adjusted in position. At the same time, by pasting the auxiliary adhesive strip 4 on the bottom of the installation shell 3, and then engaging the cavity of the installation shell 3 with the edge of the main body 1, the auxiliary adhesive strip 4 is used to form an adhesive with the installation position to complete the enhanced installation.

[0018] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0019] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A circuit board with positioning holes, characterized in that: The invention comprises a main body (1), wherein positioning holes (16) are respectively provided at the four corners of the main body (1), a first threaded sleeve (7) is fitted inside the positioning hole (16), a mounting screw (9) is threadedly connected inside the first threaded sleeve (7), a connecting ring block (15) is rotatably connected to the surface of the mounting screw (9), a connecting arm (10) is fixedly connected to the outer arc surface of the connecting ring block (15), a control ring block (11) is fixedly installed at the other end of the connecting arm (10), a linkage column (12) is fixedly connected inside the control ring block (11), a fixed circular plate (13) is fixedly connected to the bottom of the linkage column (12), an extension arm (6) is fixedly connected to the outer arc surface of the fixed circular plate (13), and a positioning ring block (5) is fixedly installed at the other end of the extension arm (6).

2. A circuit board with positioning holes according to claim 1, characterized in that: A mounting sleeve (3) is fixedly mounted on the side of the main body (1), and an auxiliary adhesive strip (4) is fixedly connected to the bottom of the mounting sleeve (3).

3. The circuit board with positioning holes according to claim 1, characterized in that: A fixing clamp ring (8) is fixedly connected to the surface of the mounting screw rod (9), a connecting ring block (15) is attached to the top of the fixing clamp ring (8), and a first threaded sleeve (7) is attached to the bottom of the fixing clamp ring (8).

4. The circuit board with positioning holes according to claim 1, characterized in that: The four corners of the main body (1) are respectively fixedly connected with auxiliary half-ring blocks (2), the outer arc surface of the auxiliary half-ring block (2) is provided with an arc groove (14), and the interior of the arc groove (14) is fitted with a fixed circular plate (13).

5. The circuit board with positioning holes according to claim 2, characterized in that: The number of the installation sleeves (3) is two, and the two installation sleeves (3) are relatively distributed.

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