CN111469088A - Novel pulling aid for fixing CPCI (compact peripheral component interconnect) plate - Google Patents
Novel pulling aid for fixing CPCI (compact peripheral component interconnect) plate Download PDFInfo
- Publication number
- CN111469088A CN111469088A CN202010334444.4A CN202010334444A CN111469088A CN 111469088 A CN111469088 A CN 111469088A CN 202010334444 A CN202010334444 A CN 202010334444A CN 111469088 A CN111469088 A CN 111469088A
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- Prior art keywords
- cpci
- groove
- fixing
- pin
- body cavity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
The invention discloses a novel pulling aid for fixing a CPCI (compact peripheral component interconnect) board, which comprises a pulling aid shell, a self-locking sliding buckle device, a torsion spring, a sliding ring and a positioning sleeve, wherein one end of the shell horizontal plane of the pulling aid shell is provided with a first groove, the torsion spring is connected in the first groove, the torsion spring and the positioning sleeve are fixed on a rotating boss on the CPCI board through a positioning sleeve and a mounting pin of the torsion spring, one side of the shell horizontal plane, which is far away from the self-locking sliding buckle device, is provided with a second groove, the sliding ring is fixed at the second groove through a pin, the sliding ring is in rolling connection with the pin in the second groove by taking the axis of the pin as a central line, and the other end of the shell horizontal plane is provided with the self-locking sliding buckle device. The method is suitable for installation of the CPCI board.
Description
Technical Field
The invention relates to the technical field of engineering mechanical equipment, in particular to a novel pulling aid for fixing a CPCI (compact peripheral component interconnect) board.
Background
With the prevalence of the application of the conventional CPCI board, various multifunctional and lightweight CPCI boards are commonly installed in a case, and the rapid plugging and the reliable fixing of the CPCI board in the case become problems to be solved urgently. The gap between the traditional pulling-aid device and the case is difficult to control and has no self-locking function, so that the problems that the CPCI board is difficult to insert and pull out and easy to loosen in the case are caused, and the reliability of the product is reduced.
The invention provides a rolling contact type pulling device which is arranged at the corner of a CPCI board daughter board, enables the daughter board to be easily separated from a slot of a mother board through the lever action and smoothly detaches the CPCI board.
Disclosure of Invention
The invention aims to provide a novel pulling aid for fixing a CPCI plate, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a novel helps and pulls out ware for fixing CPCI board, is including helping the ware casing of pulling out, auto-lock thread slipping device, torsion spring, sliding ring and positioning sleeve, the one end of the casing horizontal plane of helping the ware casing of pulling out seted up first recess, first recess in-connection has torsion spring, torsion spring and positioning sleeve, on the rotatory boss of fixing torsion spring and helping the ware casing of pulling out on the CPCI board through positioning sleeve and torsion spring's installation pin, one side design that the auto-lock thread slipping device was kept away from to the casing horizontal plane has the second recess, the sliding ring passes through the pin to be fixed in second recess department, the sliding ring uses the axis of pin as central line and pin roll connection in the second recess, the other end design of casing horizontal plane is auto-lock thread slipping device.
As a further scheme of the invention: a limiting groove is formed in the first groove, and the torsion spring is assembled and connected with the first groove.
As a still further scheme of the invention: the lower end of the pin is provided with threads, a round hole at one end in the second groove is internally provided with threads, and the pin is in threaded connection with the second groove.
As a still further scheme of the invention: the self-locking sliding buckle device comprises a body cavity, a locking block, a pressure spring and a toggle switch, wherein an installation waist hole is formed in the upper end of the body cavity, a square hole is formed in one end face of the body cavity, a guide pin column is fixedly connected to one end face of the locking block, a spring bolt is connected to the other end face of the locking block, the locking block and the pressure spring are installed in the body cavity, the locking block is connected with the body cavity in a sliding mode, the guide pin column is connected with one end of the pressure spring, the other end of the pressure spring is in contact with the side wall of the body cavity, the toggle switch is fixed to the upper surface of the body cavity through the installation waist hole, and a pin on the toggle switch penetrates through the installation waist hole to be connected with a round hole formed.
As a still further scheme of the invention: and a clamping groove matched with the lock tongue is designed on the CPCI board.
As a still further scheme of the invention: the material of the sliding ring is stainless steel.
As a still further scheme of the invention: one end of the toggle switch is designed into a ladder shape, and the other end of the toggle switch is designed into an inclined plane which is matched with the side surface of the upper end of the pulling aid shell.
As a still further scheme of the invention: an arrow groove for reminding the moving direction of the toggle switch is formed in the upper end of the pulling aid shell.
As a still further scheme of the invention: the pin on the toggle switch is connected with the round hole arranged at the upper end of the locking block through an adhesive.
As a still further scheme of the invention: the mounting waist hole is an elliptical through hole arranged at the upper end of the cavity of the body.
Compared with the prior art, the invention has the beneficial effects that:
1. the elastic action of the sliding ring and the spring is utilized to enable the pulling aid to be in flexible rolling contact with the case, a damping design principle is integrated, the vibration problem and the surface scratch problem are effectively avoided, the loosening problem is solved by the self-locking sliding buckle device, the reliability is enhanced, the sliding ring and the torsion spring are designed to play a pulling aid role when the CPCI board is plugged and pulled, and the clamping stagnation phenomenon is avoided
2. The novel pulling aid has the advantages of simple structure, convenient operation, high reliability and small (self-locking, plugging and fixing) vibration, obviously improves the product quality and has better popularization prospect.
Drawings
Fig. 1 is a front view of a novel extraction aid for securing CPCI boards.
Fig. 2 is a side view of a novel extraction aid for securing CPCI boards.
Fig. 3 is an exploded view of a novel extraction aid for fixing CPCI boards.
Fig. 4 is a schematic view of the installation of a novel extraction aid for fixing CPCI boards.
As shown in the figure: 1. a pin; 2. a sliding ring; 3. a pull-out aid housing; 31. a housing horizontal plane; 32. a first groove; 33. a second groove; 4. a torsion spring; 5. a positioning sleeve; 6. a self-locking slide fastener device; 61. a body cavity; 611. mounting a waist hole; 612; square hole, 62, locking piece; 621. a guide pin; 622. a latch bolt; 63. a pressure spring; 64. a toggle switch; 7. a card slot; 8. the boss is rotated.
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 to 4, in the embodiment of the present invention, a novel pulling aid for fixing a CPCI board includes a pulling aid housing 3, a self-locking slide fastener device 6, a torsion spring 4, a sliding ring 2 and a positioning sleeve 5, one end of the shell horizontal plane 31 of the extraction aid shell 3 is provided with a first groove 32, a torsion spring 4, the torsion spring 4 and a positioning sleeve 5 are connected in the first groove 32, the torsion spring 4 and the extraction assisting device shell 3 are fixed on a rotating boss 8 on the CPCI plate through a positioning sleeve 5 and a mounting pin of the torsion spring 4, a second groove 33 is designed on one side, away from the self-locking slide fastener device 6, of a shell horizontal plane 31, the sliding ring 2 is fixed at the second groove 33 through a pin 1, the sliding ring 2 is in rolling connection with the pin 1 in the second groove 33 by taking the axis of the pin 1 as a central line, and the other end of the shell horizontal plane 31 is designed to be the self-locking slide fastener device 6.
A limiting groove is formed in the first groove 32, and the torsion spring 4 is assembled and connected with the first groove 32.
The lower end of the pin 1 is provided with threads, threads are formed in a round hole in one end of the second groove 33, and the pin 1 is in threaded connection with the second groove 33.
The self-locking slide fastener device 6 comprises a body cavity 61, a locking block 62, a pressure spring 63 and a toggle switch 64, wherein an installation waist hole 611 is formed in the upper end of the body cavity 61, a square hole 612 is formed in one end face of the body cavity 61, a guide pin 621 is fixedly connected to one end face of the locking block 62, a lock tongue 622 is connected to the other end face of the locking block 62, the locking block 62 and the pressure spring 63 are both installed in the body cavity 61, the locking block 62 is slidably connected with the body cavity 61, the guide pin 621 is connected with one end of the pressure spring 63, the other end of the pressure spring 63 is in contact with the side wall of the body cavity 61, the toggle switch 64 is fixed on the upper surface of the body cavity 61 through the installation waist hole 611, and a pin on the toggle switch 64 penetrates through the installation waist hole 611 to be connected with a round hole formed in the upper end of the.
The CPCI board is provided with a card slot 7 matched with the lock tongue 622.
The material of the sliding ring 2 is stainless steel.
One end of the toggle switch 64 is designed to be step-shaped, and the other end is designed to be an inclined plane which is matched with the side surface of the upper end of the pulling aid shell 3.
An arrow groove for reminding the moving direction of the toggle switch 64 is formed in the upper end of the pulling aid shell 3.
The pin on the toggle switch 64 is connected with the round hole arranged at the upper end of the locking block 62 through an adhesive.
The mounting waist hole 611 is an elliptical through hole formed at the upper end of the body cavity 61.
The working principle of the invention is as follows: when the CPCI plate is pulled out, the toggle switch 64 is pulled, the toggle switch 64 controls the locking block 62 to slide along the body cavity 61 in a flat shape through the pin shaft, so that the lock tongue 622 is separated from the clamping groove 7, then, the horizontal surface 31 of the shell is screwed off the CPCI plate, the sliding ring 2 is supported on the side wall of the outer case, the CPCI plate is conveniently pulled out, and the torsion action of the torsion spring 4 plays a role in pulling-out assistance; when inserting the CPCI board, insert the CPCI board in the correct position department of quick-witted case earlier, torsion spring 4 makes casing horizontal plane 31 and quick-witted incasement wall contact, pulls toggle switch 64, and toggle switch 64 passes through the pivot and controls locking piece 62 and slide along body cavity 61 for spring bolt 622 card is gone into in the draw-in groove 7.
The invention utilizes the elastic action of the sliding ring and the spring to ensure that the pulling-assistant device is in flexible rolling contact with the case, and integrates a damping design principle, thereby effectively avoiding the vibration problem and the surface scratch problem.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. A novel pulling aid for fixing a CPCI plate is characterized by comprising a pulling aid shell (3), a self-locking sliding buckle device (6), a torsion spring (4), a sliding ring (2) and a positioning sleeve (5), wherein one end of a shell horizontal plane (31) of the pulling aid shell (3) is provided with a first groove (32), the torsion spring (4) is connected in the first groove (32), the torsion spring (4) and the positioning sleeve (5) are fixed on a rotating boss (8) on the CPCI plate through a mounting pin of the positioning sleeve (5) and the torsion spring (4), one side, away from the self-locking sliding buckle device (6), of the shell horizontal plane (31) is provided with a second groove (33), the sliding ring (2) is fixed at the second groove (33) through a pin (1), and the sliding ring (2) is in the second groove (33) and is in rolling connection with the pin (1) by taking the axis of the pin (1) as a central line, the other end of the horizontal surface (31) of the shell is designed into a self-locking slide fastener device (6).
2. A novel extraction aid for fixing a CPCI plate according to claim 1, wherein a limiting groove is formed in the first groove (32), and the torsion spring (4) is assembled and connected with the first groove (32).
3. A novel extraction aid for fixing CPCI plates, according to claim 1, is characterized in that the lower end of the pin (1) is threaded, a round hole at one end in the second groove (33) is internally provided with threads, and the pin (1) is in threaded connection with the second groove (33).
4. The novel pulling aid for fixing a CPCI plate as claimed in claim 1, wherein the self-locking slide fastener device (6) comprises a body cavity (61), a locking block (62), a pressure spring (63) and a toggle switch (64), the upper end of the body cavity (61) is provided with a mounting waist hole (611), one end surface of the body cavity (61) is provided with a square hole (612), one end surface of the locking block (62) is fixedly connected with a guide pin column (621), the other end surface of the locking block (62) is connected with a locking tongue (622), the locking block (62) and the pressure spring (63) are both arranged in the body cavity (61), the locking block (62) is in sliding connection with the body cavity (61), the guide pin column (621) is connected with one end of the pressure spring (63), the other end of the pressure spring (63) is in contact with the side wall of the body cavity (61), the toggle switch (64) is fixed on the upper surface of the body cavity (61) through the mounting waist hole (611), and a pin on the toggle switch (64) penetrates through the mounting waist hole (611) to be connected with a round hole formed at the upper end of the lock block (62).
5. A novel extraction aid for fixing CPCI board as claimed in claim 1, wherein said CPCI board is designed with a slot (7) matching with the locking tongue (622).
6. A novel extraction aid for fixing CPCI boards according to claim 1, characterized in that the material of the runner (2) is stainless steel.
7. A novel extraction aid for fixing CPCI boards according to claim 4, characterized in that one end of the toggle switch (64) is designed to be stepped, and the other end is designed to be an inclined surface which is matched with the side surface of the upper end of the extraction aid shell (3).
8. A novel extraction aid for fixing CPCI boards according to claim 1, characterized in that an arrow groove for reminding the movement direction of the toggle switch (64) is formed at the upper end of the extraction aid shell (3).
9. A novel pulling aid for fixing CPCI boards as claimed in claim 4, wherein the pin on the toggle switch (64) is connected with a round hole formed at the upper end of the lock block (62) by an adhesive.
10. A novel extraction aid for fixing CPCI plates, according to claim 4, characterized in that the mounting waist hole (611) is an oval-shaped through hole opened at the upper end of the body cavity (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010334444.4A CN111469088A (en) | 2020-04-24 | 2020-04-24 | Novel pulling aid for fixing CPCI (compact peripheral component interconnect) plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010334444.4A CN111469088A (en) | 2020-04-24 | 2020-04-24 | Novel pulling aid for fixing CPCI (compact peripheral component interconnect) plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111469088A true CN111469088A (en) | 2020-07-31 |
Family
ID=71764372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010334444.4A Pending CN111469088A (en) | 2020-04-24 | 2020-04-24 | Novel pulling aid for fixing CPCI (compact peripheral component interconnect) plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111469088A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB794844A (en) * | 1955-06-20 | 1958-05-14 | Goodyear Tire & Rubber | Inserting and removing rim valves utilized with tubeless tires |
| CN2330460Y (en) * | 1998-05-07 | 1999-07-28 | 渭南高新区为华通信设备厂 | Communication equipment printed board pulling device |
| CN201150160Y (en) * | 2007-12-29 | 2008-11-12 | 贵州航天风华精密设备有限公司 | Locking mechanism for printed board |
| CN202684846U (en) * | 2012-07-31 | 2013-01-23 | 四川九洲电器集团有限责任公司 | Extraction tool device |
| CN105345732A (en) * | 2015-12-17 | 2016-02-24 | 成都航天通信设备有限责任公司 | Board card module puller |
-
2020
- 2020-04-24 CN CN202010334444.4A patent/CN111469088A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB794844A (en) * | 1955-06-20 | 1958-05-14 | Goodyear Tire & Rubber | Inserting and removing rim valves utilized with tubeless tires |
| CN2330460Y (en) * | 1998-05-07 | 1999-07-28 | 渭南高新区为华通信设备厂 | Communication equipment printed board pulling device |
| CN201150160Y (en) * | 2007-12-29 | 2008-11-12 | 贵州航天风华精密设备有限公司 | Locking mechanism for printed board |
| CN202684846U (en) * | 2012-07-31 | 2013-01-23 | 四川九洲电器集团有限责任公司 | Extraction tool device |
| CN105345732A (en) * | 2015-12-17 | 2016-02-24 | 成都航天通信设备有限责任公司 | Board card module puller |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200731 |
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| RJ01 | Rejection of invention patent application after publication |