CN113453431B - Circuit board assembly convenient to fixed line - Google Patents
Circuit board assembly convenient to fixed line Download PDFInfo
- Publication number
- CN113453431B CN113453431B CN202111017650.3A CN202111017650A CN113453431B CN 113453431 B CN113453431 B CN 113453431B CN 202111017650 A CN202111017650 A CN 202111017650A CN 113453431 B CN113453431 B CN 113453431B
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- block
- wall
- sliding
- groove
- circuit board
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/32—Installations of cables or lines on walls, floors or ceilings using mounting clamps
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention relates to the technical field of circuit boards, in particular to a circuit board assembly convenient for fixing a circuit. The invention provides a circuit board assembly convenient for fixing a circuit, which comprises: the plug comprises a plug body and a clamping assembly, wherein the plug body is hollow, and is suitable for fixing a wire end; the clamping assembly is slidably arranged at the upper end of the plug body; after the wire end is fixed inside the plug body, the clamping assembly is slid to fix the outer wall of the wire end on the outer end wall of the plug body.
Description
Technical Field
The invention relates to the technical field of circuit boards, in particular to a circuit board assembly convenient for fixing a circuit.
Background
Application No.: CN201220177713.1, publication (bulletin) No.: CN202550106U, circuit board cable mounting structure, this utility model discloses a circuit board cable mounting structure, including the circuit board, be connected with the cable on the circuit board, the cable is concentrated and is installed in at least one cable installing zone that sets up on the circuit board. The utility model discloses a through the design, in the cable installing zone that sets up on installing the circuit board with the cable that needs to connect on the circuit board is unified, make the orderly range of cable on the circuit board, can make the length of cable unified like this, the producer of being convenient for guarantees that the interior appearance of product is clean and tidy to the unified preparation of cable.
In the prior art, the cable installation area is arranged on the circuit board to arrange the cables in order, the design ensures the integrity of cable installation, but only one end of each cable is connected and fixed with the circuit board, the stability of the fixing mode is poor, and as long as the cable body is easily pulled off from the circuit board by the pulling force of the other end of each cable, the normal use of equipment is influenced, so that the circuit board assembly convenient for fixing the circuit is necessarily developed.
Disclosure of Invention
The invention aims to provide a circuit board assembly convenient for fixing a circuit to solve the technical problem of poor stability of a cable fixing mode in the prior art.
In order to solve the above technical problem, the present invention provides a circuit board assembly convenient for fixing a circuit, including: the plug comprises a plug body and a clamping assembly, wherein the plug body is hollow, and is suitable for fixing a wire end; the clamping assembly is slidably arranged at the upper end of the plug body; after the wire end is fixed in the plug body, the clamping assembly is slid to fix the outer wall of the wire end on the outer end wall of the plug body; a sliding rail is annularly fixed on the upper end wall of the plug body, and the inner wall of the sliding rail is coplanar with the inner wall of the plug body; the sliding rail is provided with a sliding block in a sliding mode, the clamping assembly is fixed to the sliding block, and the sliding block is pushed to drive the clamping assembly to rotate along the circumferential direction of the sliding rail.
Furthermore, the longitudinal section of the slide rail is T-shaped, the slide block is provided with a groove matched with the T-shaped section of the slide rail, the slide rail can be inserted into the groove of the slide block, and the slide block slides along the slide rail.
Further, the clamping assembly includes: the clamping device comprises a sliding block, a supporting block, a rotating shaft and a clamping plate, wherein the sliding block is in a right trapezoid shape, and the straight edge of the sliding block is vertically fixed on the upper end face of the sliding block; the supporting block is fixed at the upper bottom edge of the sliding block and is perpendicular to the right-angle waist edge of the sliding block; the rotating shaft is rotatably arranged on the side wall of the upper end of the supporting block; the fixed end of the clamping plate is rotatably arranged on the rotating shaft, and the closed end of the clamping plate can abut against the lower bottom edge of the sliding block; after the thread end is inserted into the inner wall of the clamping plate, the thread end can drive the clamping plate to close the sliding block.
Furthermore, a rotating included angle is formed at the upper end of the supporting block and is formed at the intersection of the inner wall of the supporting block and the outer wall of the rotating shaft; and when the clamping plate is opened to the maximum angle, the side wall of the fixed end of the clamping plate is abutted against the side wall of the rotating included angle.
Further, the clamping assembly further comprises: the contact block is vertically fixed on the inner wall of the clamping plate, the contact block is slidably arranged on the inner wall of the clamping plate, and two ends of the spring are respectively fixed on the contact block and the push block; when the wire end is inserted into the inner wall of the clamping plate and pushes the contact block, the spring can be driven to push the pushing block to close the clamping plate.
Furthermore, an accommodating groove is formed in the end part of the contact block, the accommodating groove is arc-shaped, and the opening direction of the accommodating groove faces to the closed end of the clamping plate; the wire end can be clamped into the accommodating groove after being inserted into the clamping plate, and the contact block can be pushed to slide towards the fixed end direction of the clamping plate.
Furthermore, the plug bodies are divided into two rows and arranged on the circuit board; the plug body includes: the outer sleeve, the inner sleeve and the connecting piece are hollow, and the inner sleeve is arranged on the inner wall of the outer sleeve in a sliding manner; the connecting piece is rotatably arranged on the inner wall of the inner sleeve and is suitable for fixing the thread end; the two connecting pieces of the two plug bodies on one row rotate in opposite directions; after the inner sleeve is pressed once, the connecting piece can clamp the thread end; after the inner sleeve is pressed again, the connecting piece can rotate to adjust the orientation of the wire heads, so that the two wire heads in one row are far away from each other.
Furthermore, the inner wall of the outer sleeve is provided with a first rotating groove, a second rotating groove and two sliding grooves, the first rotating groove is arranged at one side close to the inner sleeve, and the second rotating groove is arranged at the lower end of the outer sleeve; the two sliding grooves extend along the axial direction of the outer sleeve and are respectively communicated with the first rotating groove and the second rotating groove; the connecting piece is provided with a linkage assembly which is arranged on the inner wall of the outer sleeve in a sliding way; when the linkage assembly is pressed once, the linkage assembly slides into the sliding groove from the first rotating groove; when the linkage assembly is pressed for the second time, the linkage assembly slides into the second rotating groove from the sliding groove, and the inner sleeve can push the connecting piece to rotate by more than 180 degrees.
Further, the linkage assembly includes: the connecting block is fixed on the outer wall of the bottom end of the connecting piece and is in a disc shape; the two positioning blocks are respectively arranged on the outer wall of the connecting block in a sliding manner, and one positioning block corresponds to one sliding groove; when the connecting block slides from the sliding groove to the first rotating groove, the inner sleeve can push the connecting piece to rotate upwards; when the connecting block slides to the second rotating groove from the sliding groove, the inner sleeve can push the connecting piece to rotate downwards.
The invention has the beneficial effects that the invention provides a circuit board assembly convenient for fixing a circuit, which comprises a plug body and a clamping assembly, wherein the plug body is hollow, and is suitable for fixing a wire head; the clamping assembly is slidably arranged at the upper end of the plug body; after the wire end is fixed inside the plug body, the clamping assembly is slid to fix the outer wall of the wire end on the outer end wall of the plug body. According to the invention, on the basis that the wire head is fixed in the plug body, the side wall of the plug body is provided with the clamping assembly to further enhance the fixing effect of the outer wall of the wire head and the plug body, and the fixing stability is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of a preferred embodiment of a circuit board assembly of the present invention that facilitates securing circuitry;
FIG. 2 is a longitudinal sectional view of the slide rail and slide block assembly of the present invention
FIG. 3 is a front view of the clamp assembly of the present invention in an open position;
FIG. 4 is a front view of the clamping assembly of the present invention in a closed position;
FIG. 5 is a schematic view of the assembly of the plug body and the circuit board of the present invention;
FIG. 6 is a perspective view of the fastener of the present invention;
FIG. 7 is a perspective view of the retaining ring of the present invention;
FIG. 8 is a perspective view of the adjustment ring of the present invention;
FIG. 9 is a schematic diagram of a circuit board assembly for facilitating circuit attachment in accordance with the present invention;
FIG. 10 is a schematic view of the internal mechanism of the outer sleeve of the present invention;
figure 11 is an assembly view of the inner sleeve and connector of the present invention;
FIG. 12 is a schematic view of a first state of the helical groove of the connection of the present invention;
FIG. 13 is a schematic view of a helical groove of a connection of the present invention in a second condition;
FIG. 14 is a schematic view of the clamping block of the present invention in a closed position;
FIG. 15 is a schematic view of the clamping block of the present invention in an expanded state;
FIG. 16 is a schematic view of a circuit board assembly for facilitating circuit attachment according to the present invention;
fig. 17 is a plan view of the wiring board of the present invention.
In the figure:
1. a plug body; 11. a slide rail; 12. a slider; 121. a groove;
2. an outer sleeve; 21. a first rotating groove; 22. a second rotating groove; 220. a power supply block; 23. a sliding groove; 24. mounting blocks; 25. a guide groove;
3. an inner sleeve; 31. a locking block;
4. a connecting member; 41. a linkage assembly; 411. connecting blocks; 4110. a linkage groove; 412. positioning blocks; 4120. a connecting rod; 413. a return spring; 42. a helical groove; 43. a clamping block; 431. and clamping the groove.
5. A circuit board; 51. positioning holes;
6. a protective sleeve;
7. a fixing member; 71. a fixing ring; 711. a limiting plate; 712. fixing a column; 713. a clamping block; 72. an adjusting ring; 721. an adjusting plate; 722. a fixing plate; 723. an adjusting block; 73. an adjustment groove; 731. a first station; 732. a second station; 74. a telescopic groove;
8. a clamping assembly; 81. a slider; 82. a support block; 821. rotating the included angle; 83. a rotating shaft; 84. a clamping plate; 85. a contact block; 851. accommodating grooves; 86. a pushing spring; 87. and pushing the pushing block.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 17, the present invention provides a circuit board assembly for fixing a circuit, including: the plug comprises a plug body 1, a circuit board 5, a protective sleeve 6, a fixing piece 7 and a clamping component 8. The circuit board 5 is rectangular, the circuit board 5 provides power for the plug body 1, the plug body is hollow, and the plug body 1 is suitable for fixing a wire end. The plug body 1 is a plurality of, and every two plug bodies 1 set up relatively, and a plurality of plug bodies 1 divide into two and fix on circuit board 5. The circuit board 5 is suitable for fixing the plug body 1; the protective sleeve 6 is sleeved at the bottom end of the outer wall of the plug body 1, the protective sleeve 6 is made of insulating materials, the protective sleeve 6 is sleeved on the outer wall of the plug body 1, the protective sleeve 6 extends outwards to form a connecting plate, and the fixing piece 7 is fixed on the connecting plate; a plurality of fixing pieces 7 are annularly fixed at the bottom end of the outer wall of the protective sleeve 6 at equal intervals; a plurality of positioning holes 51 are formed in the circuit board 5, and each positioning hole 51 corresponds to one fixing piece 7; when the plug is fixed, the fixing part 7 can be inserted into the positioning hole 51 to fix the plug body 1 on the circuit board 5, and the clamping component 8 is suitable for clamping the wire end, so that the wire end can be clamped on the end face of the plug body 1, and the plug body 1 can clamp the wire end and is electrically connected with the circuit board 5 conveniently.
The plug body 1 is suitable for being plugged on a circuit board, the number of the plug bodies 1 is a plurality, the plug bodies 1 are arranged and fixed on the circuit board 5 in two rows, and every two plug bodies 1 are arranged oppositely, so that the space of the circuit board 5 can be fully utilized; the plug body 1 is columnar, and the plug body 1 can electrically connect the wire ends to the circuit board 5.
The structure of the circuit board 5 will be described in detail below, the circuit board 5 is rectangular, the circuit board 5 is the main power supply of the present invention, and after the terminal is fixed on the plug body 1, the plug body 1 is fixed on the circuit board 5, so that the terminal can be electrically connected with the circuit board 5. The circuit board 5 is provided with a plurality of positioning holes 51, one positioning hole 51 corresponds to one fixing piece 7, when the fixing piece 7 is fixed, the fixing piece 7 penetrates through the positioning hole 51 and pushes the end wall of the protective sleeve 6 against the side wall of the circuit board 5, and the outer wall of the fixing piece 7 pushes against the inner wall of the positioning hole 51.
The structure of the protective sleeve 6 is described in detail below, the protective sleeve 6 is sleeved at the bottom end of the outer wall of the plug body 1, and the plurality of fixing members 7 are annularly and equidistantly fixed at the bottom end of the outer wall of the protective sleeve 6; the longitudinal section of the protective sleeve 6 is T-shaped, one end of the protective sleeve 6 is sleeved at the bottom end of the outer wall of the plug body 1, the other end of the protective sleeve 6 extends to the periphery to form a connecting plate, a plurality of fixing parts 7 are respectively fixed on the connecting plate, and when the fixing is carried out, the connecting plate is abutted to the side wall of the circuit board 5.
It should be pointed out that, in the process of inserting the end of a thread into the plug body 1, if the end of a thread cannot be fixed on the outer wall of the plug body 1, the end of a thread cannot be accurately positioned in the clamping process, which causes difficulty in installing the end of a thread. To solve this problem, the following scheme may be adopted.
The upper end of the plug body 1 is slidably provided with the clamping component 8, when the thread end is fixed inside the plug body 1, the sliding clamping component 8 can fix the outer wall of the thread end on the outer end wall of the plug body 1, and the front end of the thread end clamping part can stretch into the inner wall of the plug body 1.
For the convenience of installation centre gripping subassembly 8, plug body 1's upper end wall annular is fixed with a slide rail 11, slide rail 11 protrusion plug body 1 upper end wall, and slide rail 11's inner wall and plug body 1's inner wall coplane, the purpose that sets up like this, if slide rail 11 inner wall and plug body 1 inner wall coplane not, slide rail 11 and plug body 1 can form a step, the end of a thread gets into plug body 1 after slide rail 11 department buckles, the end of a thread can contact with the step positive angle this moment, when dragging the end of a thread, can make the positive angle cut end of a thread outer wall, thereby lead to the end of a thread to be by the problem of cutting off. Slidable is provided with a slider 12 on the slide rail 11, and slider 12 is the arc, and slider 12 and slide rail 11 looks adaptation, and centre gripping subassembly 8 is fixed on slider 12, promotes slider 12 and can drives centre gripping subassembly 8 along 11 circumferential direction of slide rail to after the 8 centre gripping end of a thread of centre gripping subassembly of being convenient for, drive the end of a thread along 11 circumferential direction of slide rail, the adjustment end of a thread position, the operating personnel of being convenient for comb.
In order to facilitate radial fixing of the sliding block 12 by the sliding rail 11, the sliding block 12 is prevented from being separated from the sliding rail 11 in the sliding process, the longitudinal section of the sliding rail 11 is in a T shape, the sliding block 12 is provided with a groove 121 matched with the T-shaped section of the sliding rail 11, the sliding rail 11 can be inserted into the groove 121 of the sliding block 12, and the sliding block 12 slides along the sliding rail 11.
The structure of the clamping assembly 8 is described in detail below, the clamping assembly 8 comprising: a sliding block 81, a supporting block 82, a rotating shaft 83, and a clamping plate 84. The cross section of the sliding block 81 is in a right trapezoid shape, and the right-angle side of the sliding block 81 is vertically fixed on the upper end surface of the sliding block 12. The supporting block 82 is fixed at the upper bottom edge of the sliding block 81, the supporting block 82 is in a square block shape, and the supporting block 82 is perpendicular to the right-angled waist edge of the sliding block 81. The rotating shaft 83 is rotatably arranged on the side wall of the upper end of the supporting block 82, an unfilled corner is formed in the upper end of the side wall of the supporting block 82, the fixed end of the clamping plate 84 is rotatably arranged on the rotating shaft 83, the closed end of the clamping plate 84 can be abutted against the lower bottom edge of the sliding block 81, and after the thread end is inserted into the inner wall of the clamping plate 84, the sliding thread end can drive the clamping plate 84 to close the sliding block 81.
The upper end of supporting shoe 82 is seted up and is rotated contained angle 821, rotates contained angle 821 and sets up in the crossing department of supporting shoe 82 inner wall and axis of rotation 83 outer wall. When the closed end of the clamping plate 84 is pushed to rotate around the rotating shaft 83, so that the side wall of the fixed end of the clamping plate 84 abuts against the side wall of the rotating included angle 821, the clamping plate 84 is opened to the maximum angle, the maximum stroke of the rotating opening of the clamping plate 84 is achieved at the moment, and when the closed end of the clamping plate 84 is pushed reversely to close the clamping plate 84 to the sliding block 81, the included angle between the clamping plate 84 and the supporting block 82 is at the moment, and the maximum stroke of the rotating closing of the clamping plate 84 is achieved at the moment.
In order to enable the clamping assembly 8 to be closed simultaneously when the thread end is inserted into the clamping assembly 8, the clamping assembly 8 further comprises: a contact block 85, an ejector spring 86 and an ejector block 87. The pushing block 87 is vertically fixed on the inner wall of the clamping plate 84 near the supporting block 82, and the pushing block 87 can rotate around the rotating shaft 83 synchronously with the clamping plate 84, when the pushing block 87 abuts against the side wall of the supporting block 82, the clamping plate 84 and the long bottom edge of the sliding block 81 are closed and can not rotate continuously. The contact block 85 is slidably disposed on the inner wall of the clamping plate 84, and the string head can slide along the closed end to the fixed end of the inner wall of the clamping plate 84, and then abut against the contact block 85 and push the contact block 85 to slide towards the fixed end of the clamping plate 84 synchronously. Two ends of the pushing spring 86 are respectively fixed on the contact block 85 and the pushing block 87, when the contact block 85 slides towards the fixed end of the clamping plate 84, the pushing spring 86 is extruded and pushes the pushing block 87 to rotate around the rotating shaft 83, and the pushing block 87 drives the clamping plate 84 to synchronously rotate around the rotating shaft 83 and then close with the sliding block 81.
In order to ensure the stability of the wire head pushing contact block 85 sliding synchronously, an accommodating groove 851 is formed at the end of the contact block 85, the accommodating groove 851 is arc-shaped, the accommodating groove 851 is suitable for accommodating the wire head, and the opening direction of the accommodating groove 851 faces the closed end of the clamping plate 84. The wire end can be inserted into the holding groove 851 after being inserted into the clamping plate 84, and the contact block 85 can be pushed to slide toward the fixed end of the clamping plate 84.
The structure of the fixing member 7 will be described in detail below, and the fixing member 7 includes; the fixing ring 71 and the adjusting ring 72, the fixing ring 71 is hollow, and the fixing ring 71 is made of elastic material; the fixing ring 71 is designed to be made of elastic material, so that after the fixing ring 71 is extruded to pass through the positioning hole 51, the fixing ring 71 can be immediately restored to the original state, and the protective sleeve 6 can be locked on the side wall of the circuit board 5. The adjusting ring 72 is rotatably arranged on the inner wall of the fixed ring 71, and two side walls of the adjusting ring 72 are respectively abutted against the inner wall of the fixed ring 71; when the fixing device is fixed, the front end of the fixing ring 71 is squeezed, so that the outer diameter of the front end of the fixing ring 71 is smaller than that of the positioning hole 51, the fixing ring 71 is inserted into the positioning hole 51, after the front end of the fixing ring 71 penetrates through the positioning hole 51, the fixing ring 71 can restore the original working state, the adjusting ring 72 is further rotated to enable the two end walls of the adjusting ring to abut against the inner wall of the fixing ring 71, at the moment, the outer wall of the fixing ring 71 can abut against the inner wall of the positioning hole 51, the front end of the fixing ring 71 abuts against the side wall of the circuit board 5, and the fixing stability is further improved.
The fixing ring 71 includes: limiting plate 711, fixed column 712 and two chucking pieces 713, limiting plate 711 are fixed at the tail end of fixed column 712, and the external diameter of limiting plate 711 is greater than the external diameter of fixed column 712, and the atress area of fixed column 712 when such design can increase fixed reduces manipulation strength. The limiting plate 711 abuts against the outer wall of the protective sleeve 6; the front end outer wall of the fixed column 712 is provided with two telescopic grooves 74 in a mirror image mode, the telescopic grooves 74 extend along the axial direction of the fixed column 712, and the two telescopic grooves 74 are designed to provide a certain inward-contracting elastic space for the two clamping blocks 713 when the two clamping blocks 713 are extruded; the clamping blocks 713 are arc-shaped, the two clamping blocks 713 are respectively arranged on two sides of the telescopic groove 74, the two clamping blocks 713 are respectively fixed at the front ends of the fixed columns 712, and the maximum outer diameter of the clamping blocks 713 is larger than that of the fixed columns 712; the maximum outer diameter of the clamping block 713 is larger than the outer diameter of the fixing column 712, so that after the clamping block 713 penetrates through the positioning hole 51, the two clamping blocks 713 restore to the original working state, the two clamping blocks 713 can abut against the circuit board 5 from the other side of the circuit board 5, and the fixing stability of the circuit board 5 is further improved. After the two clamping blocks 713 are pressed inwards to penetrate through the positioning holes 51, the clamping blocks 713 can clamp the protective sleeve 6 on the outer wall of the circuit board 5. When the fixing is performed, the two clamping blocks 713 are pressed inward, so that the outer diameter of the ring formed by the two clamping blocks 713 is reduced, and the two clamping blocks 713 can pass through the positioning hole 51.
The outer diameter of the chucking block 713 is gradually increased from the front end toward the stopper plate 711; the outer diameter of the front end wall of the clamping block 713 is smaller than the inner diameter of the positioning hole 51, the outer diameter of the rear end wall of the clamping block 713 is larger than the inner diameter of the positioning hole 51, when the fixing column 712 is pressed downwards during installation, the front end wall of the clamping block 713 is firstly inserted into the positioning hole 51, the rear end wall of the clamping block 713 can be contracted inwards during further pressing, so that the clamping block 713 penetrates through the positioning hole 51, the length of the fixing column 712 is equal to the sum of the wall thickness of the circuit board 5 and the wall thickness of the connecting plate of the protective sleeve 6, namely, after the clamping block 713 penetrates through the positioning hole 51, the rear end wall of the clamping block 713 can abut against the side wall of the circuit board 5. The outer diameter of the rear end of the clamping block 713 is larger than the inner diameter of the positioning hole 51, the length of the fixing column 712 is equal to the sum of the wall thicknesses of the circuit board 5 and the protective sleeve 6, and after the clamping block 713 penetrates through the positioning hole 51, the rear end wall of the clamping block 713 can abut against the wall of the circuit board 5.
The adjusting ring 72 includes: the fixing plate 722 is vertically fixed on one side of the adjusting plate 721, the section of the fixing plate 722 is rectangular, two end walls of the fixing plate 722 in the width direction are arranged into arc shapes, and the width of the fixing plate 722 is equal to the inner diameter of the fixing column 712; the adjusting plate 721 is disc-shaped, and the outer diameter of the adjusting plate 721 is smaller than that of the limiting plate 711; the adjusting block 723 is fixed on the adjusting plate 721, and the adjusting block 723 and the fixing plate 722 are arranged on the same side of the adjusting plate 721; the length of the fixing plate 722 is equal to that of the fixing column 712, and the width of the fixing plate 722 is smaller than that of the telescopic slot 74; the width of the fixing plate 722 is smaller than that of the telescopic slots 74 because when the fixing plate 722 is rotated to be positioned between the two telescopic slots 74, pressing the two clamping blocks 713 inward can cause the two clamping blocks 713 to contract inward; when the adjusting plate 721 is rotated to the fixing plate 722 is located between the two slots 74, the clamping block 713 is pressed to separate the protective cover 6 from the circuit board 5.
The side wall of the limiting plate 711 is provided with an adjusting groove 73 matched with the adjusting block 723, and the adjusting block 723 is slidably arranged in the adjusting groove 73; a first station 731 and a second station 732 are arranged in the adjusting groove 73, the first station 731 and the second station 732 are respectively arranged on two end walls of the adjusting groove 73, and the first station 731 and the second station 732 form a 90-degree included angle. When the fixing device is fixed, the adjusting plate 721 is rotated to the adjusting block 723 and rotated to the first station 731, two side walls of the fixing plate 722 abut against the inner walls of the two clamping blocks 713, at this time, the fixing plate 722 is perpendicular to the adjusting groove 73, the fixing plate 722 abuts against the inner wall of the fixing column 712, and the outer wall of the fixing column 712 abuts against the inner wall of the positioning hole 51, so that the fixing column 712 can be fixed on the circuit board 5; when the protective sleeve is detached, the adjusting plate 721 is rotated to the adjusting block 723, the adjusting block is slid from the first station 731 to the second station 732, the fixing plate 722 is parallel to the adjusting grooves 73 and is located between the two adjusting grooves 73, the clamping block 713 is pressed inwards to enable the two clamping blocks 713 to contract inwards until the outer diameter of the rear end wall of the clamping block 713 is smaller than the inner diameter of the positioning hole 51, and at the moment, the fixing column 712 is pulled outwards to enable the protective sleeve 6 to be separated from the circuit board 5.
It should be pointed out that, when the circuit board that uses more is used fixedly at present stage, because the space on the circuit board is limited or the space of placing the circuit board is narrow and small and leads to the plug of circuit board to use inconveniently, simultaneously the end of a thread passes through the plug and inserts the back on the circuit board, can't adjust the position of end of a thread under the condition of not moving the plug to make the end of a thread become chaotic under the more condition of plug on the circuit board, neither make things convenient for operating personnel to plug corresponding plug, also do not have the efficient to utilize the circuit board space.
In order to solve the above problem, a plug body 1 for a circuit board capable of performing single-handed wiring is needed, in addition to fixing and electrically connecting a terminal and the circuit board, after the plug body 1 is fixed, the circuit board is rotated so that two adjacent terminals arranged in the same row can be arranged apart from each other, so as to facilitate the combing of the terminals. The specific plug body 1 adopts the following structure.
The plug body 1 includes: the outer sleeve 2, the inner sleeve 3 and the connecting piece 4 are hollow, the inner sleeve 3 is nested in the outer sleeve 2, the connecting piece 4 is nested in the inner sleeve 3, and the wire end can penetrate through the inner wall of the connecting piece 4 to realize clamping and fixing and is electrically connected with a circuit board. Wherein the outer wall of the outer sleeve 2 is not electrically connected with the circuit board, an operator can hold the outer wall of the outer sleeve 2 to move the plug body 1, the inner sleeve 3 is suitable for being installed in the outer sleeve 2, the inner sleeve 3 is slidably arranged on the inner wall of the outer sleeve 2, and the inner sleeve 3 can axially rotate and axially slide along the inner wall of the outer sleeve 2 to switch the state of the plug body 1 to realize different functions; the rotatable setting of connecting piece 4 is at 3 inner walls of inner tube, and connecting piece 4 is suitable for fixed end of a thread, and connecting piece 4 can be along with the linkage of inner tube 3, realizes pressing from both sides tight end of a thread and changes the end of a thread orientation. Two connecting pieces 4 of two plug bodies 1 on one row of wiring ports of the circuit board rotate in opposite directions, after the outer sleeve 2 is connected to the circuit board, the inner sleeve 3 is pressed once, and the connecting pieces 4 can clamp the wire ends; the inner sleeve 3 is pressed again, the connecting piece 4 can rotate to adjust the direction of the thread ends, so that the two thread ends on one row are far away from each other, the position of the thread ends is adjusted under the condition that the plug body 1 is not moved, an operator can conveniently comb the thread ends, the operator can conveniently plug the corresponding plug body 1, and the space of a circuit board is efficiently utilized.
In order to facilitate the rotation and sliding of the connecting piece 4 on the inner wall of the outer sleeve 2, the inner wall of the outer sleeve 2 is provided with a first rotating groove 21, a second rotating groove 22 and a sliding groove 23. The first rotation groove 21 is provided at a side close to the inner sleeve 3, the second rotation groove 22 is provided at a lower end of the outer sleeve 2, the first rotation groove 21 and the second rotation groove 22 are provided in parallel, and the groove widths of the first rotation groove 21 and the second rotation groove 22 are equal. The connecting element 4 can rotate in the first rotating groove 21 and the second rotating groove 22 respectively, and different working states can be switched when the connecting element 4 enters the second rotating groove 22 from the first rotating groove 21 and when the connecting element 4 retreats from the second rotating groove 22 to the first rotating groove 21. The two sliding grooves 23 extend along the axial direction of the outer sleeve 2, the sliding grooves 23 are respectively communicated with the first rotating groove 21 and the second rotating groove 22, and two guide grooves 25 are respectively arranged at the positions where the two ends of the sliding grooves 23 are communicated with the first rotating groove 21 and the second rotating groove 22. The guide groove 25 can guide the link 4 from the first rotating groove 21 or the second rotating groove 22 into the sliding groove 23.
The connecting member 4 has a link assembly 41 at an end thereof adjacent to the first rotating groove 21, and the link assembly 41 is slidably disposed on the inner wall of the outer sleeve 2. Specifically, when the connector is not inserted into the plug body 1, the linkage component 41 is located at the first rotating groove 21, the connector is inserted into the plug from the end of the connecting piece 4 away from the first rotating groove 21, the inner sleeve 3 is pressed once, the linkage component 41 slides into the sliding groove 23 from the first rotating groove 21 along the guide groove 25, the connector can be tightly clamped by the linkage component 41 at the moment, the linkage component 41 can drive the linkage component 41 to pass through the sliding groove 23 after the inner sleeve 3 is pressed for the second time, the connector slides to the second rotating groove 22, the connector is still in a clamped state at the moment, the linkage component 41 can rotate along with the inner sleeve 3, two connectors placed in the same row can be driven to rotate away from each other, and the inner sleeve 3 can push the connecting piece 4 to rotate by more than 180 degrees. When the plug body 1 needs to be released from the circuit board, the inner sleeve 3 is rotated until the connecting piece 4 slides into the sliding groove 23 and enters the first rotating groove 21, at the moment, the connecting piece 4 releases the wire end, and the wire end can be taken out of the plug body 1.
The following describes the structure of the link assembly 41 in detail, and the link assembly 41 includes: a connecting block 411 and two positioning blocks 412. The connecting block 411 is fixed on the outer wall of the bottom end of the connecting member 4, the connecting block 411 is disc-shaped, and the thickness of the connecting block 411 is equal to the widths of the first rotating groove 21 and the second rotating groove 22. Two linkage grooves 4110 are opened in the outer wall mirror image of connecting block 411, two positioning blocks 412 are slidably arranged on the outer wall of connecting block 411 respectively, and positioning block 412 and linkage groove 4110 are adapted, one positioning block 412 corresponds to one linkage groove 4110, and linkage groove 4110 can guide positioning block 412 to slide radially along connecting block 411, so that positioning block 412 protrudes out of the outer wall of connecting block 411 or retracts into linkage groove 4110. In addition, the thickness of the positioning block 412 is equal to the width of the first rotating groove 21 and the second rotating groove 22, and one positioning block 412 corresponds to one sliding groove 23, so that when the positioning block 412 protrudes out of the outer wall of the connecting block 411, the positioning block 412 can axially rotate along the first rotating groove 21 and the second rotating groove 22. When the linkage assembly 41 slides from the sliding groove 23 to the first rotating groove 21, the inner sleeve 3 can push the connecting member 4 to rotate upwards; when the linkage assembly 41 slides from the sliding groove 23 to the second rotating groove 22, the inner sleeve 3 can push the connecting member 4 to rotate downward.
In order to make inner skleeve 3 when along outer 2 inner walls axial sliding of outer sleeve and rotation, can drive connecting piece 4 and rotate the inslot internal rotation along first rotation groove 21 and second 22, and along sliding tray 23 axial sliding, a helicla flute 42 has been seted up to the outer wall of connecting piece 4, the helicla flute 42 is cyclic annular to be seted up at the outer wall of connecting piece 4, and the helicla flute 42 extends from the upper end of connecting piece 4 to the lower extreme, the rotation direction of two helicla flutes 42 of connecting piece 4 in the two plug bodies 1 that set up relatively is opposite, inner skleeve 3 inner wall is equipped with the promotion piece with helicla flute 42 looks adaptation simultaneously. When the inner sleeve 3 is pressed downwards, the outer wall of the inner sleeve 3 slides relative to the outer sleeve 2, the pushing block rotates along the spiral groove 42 to approach the linkage assembly 41, and meanwhile, the connecting piece 4 can rotate in the circumferential direction by pushing the pushing block through the spiral groove 42. In addition, the pushing block can push the connecting member 4 by a rotation angle greater than 180 degrees and less than 200 degrees, which is set to ensure that the travel of the linkage assembly 41 rotating in the second rotating groove 22 does not exceed the position where the thread ends are separated because of too large, and to achieve this effect, the forming angle of the starting and ending positions of the spiral groove 42 on the horizontal projection of the connecting member 4 should be greater than 180 degrees and less than 200 degrees.
In order to clamp the thread end on the inner wall of the linkage assembly 41, the inner wall of the linkage assembly 41 is provided with a clamping block 43, the clamping block 43 is arranged in an arc shape, and the clamping block 43 can be attached to the inner wall of the connecting block 411. The clamping block 43 is linked with the positioning block 412, and the positioning block 412 can push the clamping block 43 to protrude out of the inner wall of the connecting block 411 or retract to be attached to the inner wall of the connecting block 411. The inner side wall of the clamping block 43 is provided with a plurality of clamping grooves 431, the aperture of the clamping grooves 431 is increased from one end to the other end, in the embodiment, the clamping grooves 431 in the clamping block 43 are arranged in a clockwise direction from small to large, and each clamping groove 431 with different sizes can correspondingly clamp the thread end matched with the size of the clamping groove 431, so that the clamping block 43 can be matched with the thread ends of four different specifications, and when the inner sleeve 3 is pressed once, the thread end can be inserted into and fixed in the corresponding clamping groove 431.
In order to realize the effect of linking the positioning block 412 and the clamping block 43, two linking grooves 4110 are formed in the side wall of the connecting block 411, one positioning block 412 is disposed in one linking groove 4110, a connecting rod 4120 is fixed to the inner side of one positioning block 412, and the other end of the connecting rod 4120 is fixed to the inner side wall of one clamping block 43, so that when the positioning block 412 slides along the connecting block 411 in the radial direction, the positioning block 412 can push the clamping block 43 to protrude or retract to the inner wall of the connecting block 411 through the connecting rod 4120. Meanwhile, a return spring 413 is arranged in each linkage groove 4110, and two ends of the return spring 413 are respectively fixed to the bottom wall of the linkage groove 4110 and the inner side wall of the positioning block 412. When pressing from both sides tight piece 43 protrusion connecting block 411 inner wall, the end of a thread can be put into and press from both sides tight groove 431, and when locating piece 412 was loosened, reset spring 413 pushed away locating piece 412 along linkage groove 4110 outside protrusion connecting block 411 outer wall to make and press from both sides tight piece 43 and retract, the end of a thread was established between connecting block 411 inner wall and the tight groove 431 of clamp by the card this moment, thereby realized pressing from both sides tight effect with the end of a thread.
In order to realize the effect of pushing the positioning block 412, so that the positioning block 412 slides radially inwards along the connecting block 411 to push the clamping groove 431, an installation block 24 is arranged in each sliding groove 23, the section of the installation block 24 is in an isosceles triangle shape, and two waist edges of the installation block 24 extend towards two sides respectively. When the positioning block 412 slides in the sliding groove 23 to the highest point of the mounting block 24, the connecting rod 4120 can push the clamping block 43 to protrude out of the inner wall of the connecting piece 4.
In order to enable the wire end to be electrically connected with the circuit board after being clamped, the bottom wall of the second rotating groove 22 is provided with a power supply block 220, the power supply block 220 is electrically connected with the circuit board, and the positioning block 412, the connecting rod 4120 and the clamping block 43 are all made of conductive materials. When the positioning block 412 slides into the second rotating groove 22, the wire end can be electrically connected with the circuit board.
In order to ensure that the clamping groove 431 can maintain the state of clamping the thread end after the thread end is installed in the clamping groove 431, the outer wall of the inner sleeve 3 is provided with a locking block 31, and the inner wall of the outer sleeve 2 is provided with a locking groove matched with the locking block 31. The lock block 31 can be inserted into the lock groove when the inner sleeve 3 is pressed and rotated. After the locking block 31 is inserted into the locking groove, the inner sleeve 3 and the outer sleeve 2 are in a relatively fixed state, and the inner sleeve 3 cannot axially rotate and cannot axially slide.
The working process of the plug body is that, before the thread end is not installed, the positioning block 412 is placed in the first rotating groove 21, the pushing block is located at the uppermost initial position of the spiral groove 42, the inner sleeve 3 is rotated at the moment, and the pushing block can circumferentially push the side wall of the spiral groove 42, so that the inner sleeve 3 can push the connecting piece 4 to synchronously rotate. When the inner sleeve 3 is pressed, the pushing block can spirally slide down along the spiral groove 42 while the pushing link 4 is rotated. When the positioning block 412 slides to be attached to the guide groove 25, the guide groove 25 can guide the positioning block 412 to slide into the sliding groove 23, at the moment, the connecting piece 4 can slide along the sliding groove 23 and cannot rotate, and the pushing block and the spiral groove 42 are in a tightly holding state due to the fact that relative rotation cannot be achieved, so that the inner sleeve 3 can push the connecting piece 4 to slide synchronously. When the positioning block 412 slides in the sliding groove 23, the positioning block 412 can push the connecting rod 4120 to drive the clamping block 43 to gradually protrude out of the inner wall of the connecting block 411, when the positioning block 412 slides to the highest point of the mounting block 24, the clamping block 43 is completely opened, at this time, the wire end is adjusted to be in the proper clamping groove 431, the inner sleeve 3 is continuously pressed, the positioning block 412 can push the connecting rod 4120 to drive the clamping block 43 to gradually retract into the inner wall of the connecting block 411, and the wire end is clamped between the inner wall of the connecting block 411 and the clamping groove 431. When the positioning block 412 slides into the second rotating groove 22, the pushing block and the spiral groove 42 are released from the holding state, the inner sleeve 3 is pressed again, the pushing block can continuously slide downwards along the spiral groove 42 in a spiral mode, the connecting piece 4 is further pushed to rotate, and the clamping block 43 clamps the thread ends to rotate at the moment, so that the two thread ends in one row are far away from each other.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A circuit board assembly convenient for fixing a circuit, comprising:
the plug comprises a plug body (1) and a clamping assembly (8), wherein the plug body (1) is hollow, and the plug body (1) is suitable for fixing a wire end; the clamping component (8) is arranged at the upper end of the plug body (1) in a sliding manner; wherein
After the wire end is fixed in the plug body (1), the clamping assembly (8) is slid to fix the outer wall of the wire end on the outer end wall of the plug body (1);
a sliding rail (11) is annularly fixed on the upper end wall of the plug body (1), and the inner wall of the sliding rail (11) is coplanar with the inner wall of the plug body (1);
the sliding rail (11) is provided with a sliding block (12) in a sliding mode, the clamping assembly (8) is fixed to the sliding block (12), and the sliding block (12) is pushed to drive the clamping assembly (8) to rotate along the circumferential direction of the sliding rail (11).
2. A circuit board assembly facilitating the attachment of wires according to claim 1,
the longitudinal section of the sliding rail (11) is T-shaped, the sliding block (12) is provided with a groove (121) matched with the T-shaped section of the sliding rail (11), the sliding rail (11) can be inserted into the groove (121) of the sliding block (12), and the sliding block (12) slides along the sliding rail (11).
3. A circuit board assembly facilitating the attachment of wires according to claim 2,
the clamping assembly (8) comprises: the clamping device comprises a sliding block (81), a supporting block (82), a rotating shaft (83) and a clamping plate (84), wherein the sliding block (81) is in a right trapezoid shape, and the right-angle side of the sliding block (81) is vertically fixed on the upper end surface of the sliding block (12);
the supporting block (82) is fixed at the upper bottom edge of the sliding block (81), and the supporting block (82) is perpendicular to the right-angle waist edge of the sliding block (81);
the rotating shaft (83) is rotatably arranged on the side wall of the upper end of the supporting block (82);
the fixed end of the clamping plate (84) is rotatably arranged on the rotating shaft (83), and the closed end of the clamping plate (84) can be abutted against the lower bottom edge of the sliding block (81); wherein
After the thread end is inserted into the inner wall of the clamping plate (84), the thread end can drive the clamping plate (84) to close the sliding block (81) by sliding.
4. A circuit board assembly facilitating the attachment of wires according to claim 3,
a rotating included angle (821) is formed in the upper end of the supporting block (82), and the rotating included angle (821) is formed in the intersection position of the inner wall of the supporting block (82) and the outer wall of the rotating shaft (83); when the clamping plate (84) is opened to the maximum angle, the side wall of the fixed end of the clamping plate (84) is abutted against the side wall of the rotating included angle (821).
5. A circuit board assembly facilitating the attachment of wires according to claim 4,
the clamping assembly (8) further comprises: the pushing device comprises a contact block (85), a pushing spring (86) and a pushing block (87), wherein the pushing block (87) is vertically fixed on the inner wall of the clamping plate (84), the contact block (85) is slidably arranged on the inner wall of the clamping plate (84), and two ends of the pushing spring (86) are respectively fixed on the contact block (85) and the pushing block (87); wherein
When the wire end is inserted into the inner wall of the clamping plate (84) and pushes the contact block (85), the pushing spring (86) can be driven to push the pushing block (87) so as to close the clamping plate (84).
6. A circuit board assembly facilitating the attachment of wires according to claim 5,
an accommodating groove (851) is formed in the end part of the contact block (85), the accommodating groove (851) is arc-shaped, and the opening direction of the accommodating groove (851) faces the closed end of the clamping plate (84); wherein
After being inserted into the clamping plate (84), the wire end can be clamped into the accommodating groove (851), and the contact block (85) can be pushed to slide towards the fixed end direction of the clamping plate (84).
7. A circuit board assembly facilitating the attachment of wires according to claim 6,
the plurality of plug bodies (1) are divided into two rows and arranged on the circuit board (5);
the plug body (1) comprises: the outer sleeve (2), the inner sleeve (3) and the connecting piece (4) are hollow, and the inner sleeve (3) is arranged on the inner wall of the outer sleeve (2) in a sliding manner;
the connecting piece (4) is rotatably arranged on the inner wall of the inner sleeve (3), and the connecting piece (4) is suitable for fixing a thread end;
the two connecting pieces (4) of the two plug bodies (1) on one row rotate in opposite directions; wherein
After the inner sleeve (3) is pressed once, the connecting piece (4) can clamp the thread end;
after the inner sleeve (3) is pressed again, the connecting piece (4) can rotate to adjust the orientation of the wire ends, so that the two wire ends in one row are far away from each other.
8. A circuit board assembly facilitating the attachment of wires according to claim 7,
a first rotating groove (21), a second rotating groove (22) and two sliding grooves (23) are formed in the inner wall of the outer sleeve (2), the first rotating groove (21) is arranged on one side close to the inner sleeve (3), and the second rotating groove (22) is arranged at the lower end of the outer sleeve (2);
the two sliding grooves (23) extend along the axial direction of the outer sleeve (2), and the sliding grooves (23) are respectively communicated with the first rotating groove (21) and the second rotating groove (22);
a linkage assembly (41) is arranged on the connecting piece (4), and the linkage assembly (41) is arranged on the inner wall of the outer sleeve (2) in a sliding manner; wherein
When the press is pressed once, the linkage assembly (41) slides into the sliding groove (23) from the first rotating groove (21);
when the linkage assembly (41) is pressed for the second time, the linkage assembly (41) slides into the second rotating groove (22) from the sliding groove (23), and the inner sleeve (3) can push the connecting piece (4) to rotate by more than 180 degrees.
9. A circuit board assembly facilitating the attachment of wires according to claim 8,
the linkage assembly (41) comprises: the connecting piece (411) is fixed on the outer wall of the bottom end of the connecting piece (4), and the connecting piece (411) is in a disc shape;
the two positioning blocks (412) are respectively arranged on the outer wall of the connecting block (411) in a sliding manner, and one positioning block (412) corresponds to one sliding groove (23); wherein
When the connecting block (411) slides from the sliding groove (23) to the first rotating groove (21), the inner sleeve (3) can push the connecting piece (4) to rotate upwards;
when the connecting block (411) slides from the sliding groove (23) to the second rotating groove (22), the inner sleeve (3) can push the connecting piece (4) to rotate downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111017650.3A CN113453431B (en) | 2021-09-01 | 2021-09-01 | Circuit board assembly convenient to fixed line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111017650.3A CN113453431B (en) | 2021-09-01 | 2021-09-01 | Circuit board assembly convenient to fixed line |
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| Publication Number | Publication Date |
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| CN113453431A CN113453431A (en) | 2021-09-28 |
| CN113453431B true CN113453431B (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111017650.3A Active CN113453431B (en) | 2021-09-01 | 2021-09-01 | Circuit board assembly convenient to fixed line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115118053B (en) * | 2022-08-28 | 2022-11-04 | 常州市昊升电机股份有限公司 | Vacuum pump motor and assembly process |
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| CN113453431A (en) | 2021-09-28 |
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