CN111562821A

CN111562821A - Capacitance-controlled electromagnetic computer mainboard fixing device

Info

Publication number: CN111562821A
Application number: CN202010374231.4A
Authority: CN
Inventors: 龚泳畅
Original assignee: Hangzhou Qurong Technology Co ltd
Current assignee: GUANGXI POWER LINE EQUIPMENT AND FITTING FACTORY Co.,Ltd.; Electric Power Research Institute of Guangxi Power Grid Co Ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-08-21
Anticipated expiration: 2040-05-06
Also published as: CN111562821B

Abstract

The utility model provides an electric capacity control's electromagnetic type computer mainboard fixing device, relates to computer mainboard technical field, including the fixed column, the inner diapire swing joint of fixed column has the conducting block, the middle part fixedly connected with dielectric plate of conducting block, and the inner wall of fixed bottom of the column portion just is close to the left side fixedly connected with positive plate of conducting block, and the inner wall of fixed bottom of the column portion just is close to the right side fixedly connected with negative plate of leading electrical pillar, the inner wall fixedly connected with and the resistance of negative plate electric connection of fixed bottom of the column portion. This electric capacity control's electromagnetic type computer mainboard fixing device uses through the cooperation of electromagnet and second magnetic path, and when the host computer used, the circuit of electromagnet was also in the on state this moment to the electromagnet outside produces the magnetism the same with the inboard of second magnetic path, so second magnetic path can move to the outside under the magnetism repulsion effect of electromagnet, strengthens the joint of locating piece and constant head tank, prevents effectively that the mainboard from becoming flexible, improves the stability of mainboard, has guaranteed the normal use of mainboard.

Description

Capacitance-controlled electromagnetic computer mainboard fixing device

Technical Field

The invention relates to the technical field of computer mainboards, in particular to a capacitance-controlled electromagnetic computer mainboard fixing device.

Background

The computer mainboard is also called a mainboard, a system board or a motherboard; the main board is generally a rectangular circuit board, on which the main circuit system for forming the computer is mounted, and generally includes elements of BIOS chip, I/O control chip, keyboard and panel control switch interface, indicator lamp plug-in unit, expansion slot, main board and direct current power supply plug-in unit of plug-in card, etc.

Present computer mainboard is mostly through the screw fixation at the shells inner wall of computer, this just will punch at the host computer casing internal surface earlier, lead to the host computer material to suffer destruction possibly, influence the life of host computer shell, and the host computer is when using, can produce vibrations, long-term vibrations can lead to the screw not hard up, cause the mainboard to have the danger that drops, and the part of mainboard is more accurate, striking after the drop can cause the damage of mainboard, the influence is used, and the screw is difficult to preserve at the dismouting in-process, often can cause the screw to lose, lead to the mainboard fixed firm inadequately, lead to the mainboard not hard up easily.

Therefore, we provide a capacitance control's electromagnetic type computer mainboard fixing device to solve above problem, use through the cooperation of electromagnet and magnetic path two, prevent effectively that the mainboard is not hard up, improve the stability of mainboard, guaranteed the normal use of mainboard, use through the cooperation of activity post and resistance, effectively avoid the part to lose and cause the condition of fixed insecure to appear, improved the fixed effect of mainboard to need not to punch, avoid the material to receive the destruction.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: a capacitance-controlled electromagnetic computer mainboard fixing device comprises a fixed column, wherein the inner bottom wall of the fixed column is movably connected with a conductive block, the middle part of the conductive block is fixedly connected with a dielectric plate, the inner wall of the bottom part of the fixed column is fixedly connected with a positive plate close to the left side of the conductive block, the inner wall of the bottom part of the fixed column is fixedly connected with a negative plate close to the right side of a conductive column, the inner wall of the bottom part of the fixed column is fixedly connected with a resistor electrically connected with the negative plate, the inner wall of the fixed column is provided with clamping grooves which are uniformly distributed, the middle part of the fixed column is movably connected with a movable column which penetrates through and extends to the top part of the fixed column, the middle part of the movable column is fixedly connected with an electromagnet, two sides of the movable column are movably connected with clamping blocks which are uniformly, the middle part fixedly connected with magnetic path two of locating piece, the outside joint of fixed column has the mainboard, and evenly distributed's constant head tank is seted up to the inboard of mainboard.

The invention has the following beneficial effects:

1. this electric capacity control's electromagnetic type computer mainboard fixing device uses through the cooperation of electromagnet and second magnetic path, and when the host computer used, the circuit of electromagnet was also in the on state this moment to the electromagnet outside produces the magnetism the same with the inboard of second magnetic path, so second magnetic path can move to the outside under the magnetism repulsion effect of electromagnet, strengthens the joint of locating piece and constant head tank, prevents effectively that the mainboard from becoming flexible, improves the stability of mainboard, has guaranteed the normal use of mainboard.

2. This electric capacity control's electromagnetic type computer motherboard fixing device, cooperation through activity post and resistance is used, electric contact electric connection bottom the conducting block and activity post, and the relative area of dielectric plate with positive plate and negative plate reduces to the minimum, make circuit voltage be less than the maximum path voltage of resistance, at this moment the circuit of electromagnet just can communicate, make the electromagnet produce magnetism, effectively practice thrift electric power resource, activity post and fixed column joint simultaneously, effectively avoid the part to lose and cause the condition of fixed insecure to appear, the fixed effect of mainboard has been improved, and need not to punch, avoid the material to receive destruction.

Further, the material of fixed column is stereoplasm high strength material and the shape of fixed column is cylindricly, the material of conducting block is copper material and the shape of conducting block is the cuboid form, the size of dielectric plate is less than the size of conducting column and the shape of dielectric plate is the cuboid form.

Further, the positive plate is the same with the dielectric plate and the positive plate is the same with the negative plate, the resistance is the minimum voltage that the maximum access voltage of piezo-resistor and resistance is greater than the circuit, the degree of depth of draw-in groove is less than the thickness of fixed column.

Furthermore, the movable column is cuboid, the bottom of the movable column is fixedly connected with an electric contact, the magnetism of the outer side of the electromagnet is the same as that of the inner side of the first magnetic block, and the magnetism of the outer side of the electromagnet is the same as that of the inner side of the second magnetic block.

Furthermore, the fixture blocks are made of hard high-strength materials, the number of the fixture blocks is six, the first magnetic block is made of a rubidium magnet material, and the first magnetic block is cuboid.

Furthermore, the protruding blocks are cylindrical, the outer surfaces of the protruding blocks are provided with anti-skidding grooves, the positioning blocks are made of hard high-strength materials, the number of the positioning blocks is six, the magnetic block II is made of rubidium magnet materials, and the magnetic block II is made of cuboid materials.

Drawings

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

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is an enlarged partial view of the portion B of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the upward moving structure of the movable post according to the present invention;

FIG. 5 is an enlarged partial view of the portion C shown in FIG. 4 according to the present invention.

In the figure: 1. fixing a column; 2. a conductive block; 3. a dielectric plate; 4. a positive plate; 5. a negative plate; 6. a resistance; 7. a card slot; 8. a movable post; 9. an electromagnet; 10. a clamping block; 11. a first magnetic block; 12. a bump; 13. positioning blocks; 14. a second magnetic block; 15. a main board; 16. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a capacitance-controlled electromagnetic computer motherboard fixing device includes a fixing post 1, the fixing post 1 plays a role of fixing each component, the fixing post 1 is made of a hard high-strength material and the fixing post 1 is cylindrical, a conductive block 2 is made of a copper material and the conductive block 2 is rectangular, a dielectric plate 3 is smaller than the conductive block 2 and the dielectric plate 3 is rectangular, the inner bottom wall of the fixing post 1 is movably connected with the conductive block 2, the conductive block 2 plays a role of electrical connection, the middle part of the conductive block 2 is fixedly connected with the dielectric plate 3, the dielectric plate 3 plays a role of changing circuit voltage, the inner wall of the bottom of the fixing post 1 and the left side close to the conductive block 2 are fixedly connected with a positive plate 4, the positive plate 4 and the negative plate 5 play a role of changing circuit voltage together, the size of positive plate 4 is the same with the size of dielectric plate 3 and the size of positive plate 4 is the same with the size of negative plate 5, and resistance 6 is piezo-resistor and resistance 6's maximum path voltage is greater than the minimum voltage of circuit, and the degree of depth of draw-in groove 7 is less than the thickness of fixed column 1, the inner wall of fixed column 1 bottom just is close to the right side fixedly connected with negative plate 5 of leading electrical pillar 2.

The inner wall of the bottom of the fixed column 1 is fixedly connected with a resistor 6 electrically connected with a negative plate 5, the resistor 6 controls the circuit communication of the conductive block 2, the inner wall of the fixed column 1 is provided with clamping grooves 7 which are uniformly distributed, the clamping grooves 7 play a role in limiting the position of the movable column 8, the middle part of the fixed column 1 is movably connected with a movable column 8 which penetrates through and extends to the top of the fixed column 1, the movable column 8 plays a role in controlling the circuit communication of an electromagnet 9, the movable column 8 is cuboid in shape, the bottom of the movable column 8 is fixedly connected with an electric contact, the magnetism of the outer side of the electromagnet 9 is the same as that of the inner side of the first magnetic block 11, the magnetism of the outer side of the electromagnet 9 is the same as that of the inner side of the second magnetic block 14, the middle part of the movable column 8 is fixedly connected with the electromagnet 9, the electromagnet, the fixture block 10 plays a role in limiting the position of the movable column 8, the fixture block 10 is made of a hard high-strength material, the number of the fixture blocks 10 is six, the magnetic block I11 is made of a rubidium magnet material, the shape of the magnetic block I11 is a cuboid material, the magnetic block I11 is fixedly connected to the middle of the fixture block 10, and the magnetic block I11 plays a role in magnetic transmission.

Top fixedly connected with lug 12 of activity post 8, lug 12 plays the effect of being convenient for remove activity post 8, the shape of lug 12 has seted up anti-skidding groove for cylindric and lug 12's surface, the material of locating piece 13 is stereoplasm high strength material and the quantity of locating piece 13 is six, the material of magnetic block two 14 is rubidium magnet material and the shape of magnetic block two 14 is the cuboid material, the outside swing joint of fixed column 1 has evenly distributed's locating piece 13, locating piece 13 plays the effect with mainboard 15 rigidity, the middle part fixedly connected with magnetic block two 14 of locating piece 13, magnetic block two 14 plays the magnetic drive's effect, the outside joint of fixed column 1 has mainboard 15, mainboard 15 plays the effect of fixed each part, evenly distributed's constant head tank 16 is seted up to mainboard 15's inboard, constant head tank 16 plays the effect of fixed mainboard 15 position.

The working principle is as follows: when the main board 15 is not mounted, as shown in fig. 3, the movable column 8 is at the top, and the electrical contact at the bottom of the movable column 8 is not electrically connected to the conductive block 2, so that the electromagnet 9 is in an open circuit state, and the relative areas of the positive plate 4 and the negative plate 5 are at the maximum state, which results in a circuit voltage greater than the maximum path voltage of the resistor 6, and a short circuit state of the conductive block 2.

When the main board 15 is fixed, the main board 15 is firstly clamped into the outer side of the fixed column 1, the positioning block 13 is clamped with the positioning groove 16, after the position of the main board 15 is clamped, the movable column 8 moves downwards through the protrusion 12, the clamping block 10 is clamped with the clamping groove 7 at the bottom, and at the moment, the electric contact at the bottom of the movable column 8 is electrically connected with the conductive block 2, as shown in fig. 1, the relative area of the positive plate 4 and the negative plate 5 is reduced to the minimum by the dielectric plate 3, the circuit voltage is reduced to the minimum and is smaller than the maximum path voltage of the resistor 6, the conductive block 2 is electrically connected with the circuit, so that the electromagnet 9 is electrically connected with the circuit, the outer side of the electromagnet 9 generates the same magnetism as the inner sides of the magnetic block one 11 and the magnetic block two 14, so that the magnetic block one 11 and the magnetic block two magnetic blocks 14 move outwards, the clamping of the clamping block 10 and the clamping groove, guarantee that the electric connection of activity post 8 and conducting block 2 is stable, make locating piece 13 more firm with the joint of constant head tank 16 under the effect of magnetic block two 14 simultaneously, prevent effectively that mainboard 15 from removing, guarantee mainboard 15's stability, improved mainboard 15's security.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a capacitance control's electromagnetic type computer motherboard fixing device, includes fixed column (1), its characterized in that: the inner bottom wall of the fixed column (1) is movably connected with a conductive block (2), the middle part of the conductive block (2) is fixedly connected with a dielectric plate (3), the inner wall of the bottom of the fixed column (1) is fixedly connected with a positive plate (4) close to the left side of the conductive column (2), the inner wall of the bottom of the fixed column (1) is fixedly connected with a negative plate (5) close to the right side of the conductive block (2), the inner wall of the bottom of the fixed column (1) is fixedly connected with a resistor (6) electrically connected with the negative plate (5), the inner wall of the fixed column (1) is provided with clamping grooves (7) which are uniformly distributed, the middle part of the fixed column (1) is movably connected with a movable column (8) which penetrates through and extends to the top of the fixed column (1), the middle part of the movable column (8) is fixedly connected with an electromagnet (9), two sides of the movable, the top fixedly connected with lug (12) of activity post (8), the outside swing joint of fixed column (1) has evenly distributed's locating piece (13), the middle part fixedly connected with magnetic path two (14) of locating piece (13), the outside joint of fixed column (1) has mainboard (15), evenly distributed's constant head tank (16) is seted up to the inboard of mainboard (15).

2. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the fixing column (1) is made of a hard high-strength material, the fixing column (1) is cylindrical, the conductive block (2) is made of a copper material, and the conductive block (2) is rectangular.

3. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the size of the dielectric plate (3) is smaller than that of the conductive column (2), and the shape of the dielectric plate (3) is a cuboid.

4. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the size of the positive plate (4) is the same as that of the dielectric plate (3), and the size of the positive plate (4) is the same as that of the negative plate (5).

5. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the resistor (6) is a voltage dependent resistor, the maximum access voltage of the resistor (6) is greater than the minimum voltage of the circuit, and the depth of the clamping groove (7) is smaller than the thickness of the fixing column (1).

6. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the movable column (8) is cuboid, an electric contact is fixedly connected to the bottom of the movable column (8), the magnetism of the outer side of the electromagnet (9) is the same as that of the inner side of the first magnetic block (11), and the magnetism of the outer side of the electromagnet (9) is the same as that of the inner side of the second magnetic block (14).

7. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the fixture blocks (10) are made of hard high-strength materials, the number of the fixture blocks (10) is six, the magnetic block I (11) is made of rubidium magnet materials, and the magnetic block I (11) is made of cuboid materials.

8. The apparatus of claim 1, wherein the electromagnetic control unit comprises: the magnetic block II (14) is made of a rubidium magnet material, and the magnetic block II (14) is made of a cuboid material.