CN108099801B - Quick locking mechanism of vehicle-mounted terminal - Google Patents
Quick locking mechanism of vehicle-mounted terminal Download PDFInfo
- Publication number
- CN108099801B CN108099801B CN201711341171.0A CN201711341171A CN108099801B CN 108099801 B CN108099801 B CN 108099801B CN 201711341171 A CN201711341171 A CN 201711341171A CN 108099801 B CN108099801 B CN 108099801B
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- shell
- vehicle
- pawl
- matched
- casing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
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- Mechanical Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a vehicle-mounted terminal quick locking mechanism which comprises a first shell, a second shell and a locking piece, wherein the first shell and the second shell are matched with each other, a cavity for accommodating a vehicle-mounted terminal is formed between the first shell and the second shell, one ends of the first shell and the second shell are provided with inlets for inserting the vehicle-mounted terminal, the first shell is provided with a ratchet wheel and a pawl which are matched with each other, the first shell is further provided with a first compression spring matched with the pawl, the locking piece comprises a fixing plate, the bottom of the fixing plate is provided with a bolt, an inserting plate and a locking plate, the locking plate is provided with a rack matched with the ratchet wheel, the bolt is matched with a mounting hole in the vehicle-mounted terminal, the first shell is provided with a second compression spring matched with the inserting plate, and the first shell is further provided with an unlocking button matched with the pawl. The invention solves the problems of troublesome dismounting and mounting operation and low efficiency caused by the adoption of screws for fastening the vehicle-mounted terminal in the prior art.
Description
Technical Field
The invention relates to the technical field of mechanical assembly, in particular to a quick lock mechanism of a vehicle-mounted terminal.
Background
The vehicle-mounted terminal is a front-end device of a vehicle monitoring and management system, and can also be called a vehicle scheduling monitoring terminal (TCU terminal), and the vehicle-mounted terminal is one of indispensable components of a vehicle.
The connection mode of the vehicle-mounted terminal and a vehicle affects the convenience of the installation and disassembly operation of the vehicle-mounted terminal, the existing vehicle-mounted terminal is installed by adopting screw fastening, and the vehicle-mounted terminal is assembled and disassembled by a tool screwdriver without the characteristic of rapidness and convenience when being fastened and loosened, and is not in line with the requirement of rapid assembly and disassembly in wartime, so that the efficiency is low, and the product quality cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a quick lock mechanism of a vehicle-mounted terminal, which solves the problems of troublesome dismounting and mounting operations and low efficiency caused by the adoption of screws for fastening the vehicle-mounted terminal in the prior art.
The invention is realized by the following technical scheme:
the utility model provides a quick-lock mechanism of vehicle terminal, is including the first casing and the second casing of mutually supporting to and retaining member, form the cavity that holds vehicle terminal between first casing and the second casing, first casing and second casing one end are provided with the entry that is used for inserting vehicle terminal, be provided with ratchet and the pawl of mutually supporting on the first casing, still be provided with on the first casing with the first pressure spring of pawl complex, the retaining member includes the fixed plate, the bottom of fixed plate is provided with bolt, picture peg and locking plate, be provided with on the locking plate with ratchet complex rack, the mounting hole cooperation on bolt and the vehicle terminal, be provided with on the first casing with picture peg complex second pressure spring, still be provided with on the first casing with pawl complex release button.
The first shell and the second shell are connected by screws during assembly and then are arranged on a vehicle by the screws, the first and second housings may be metal or plastic, the ratchet and pawl are prior art, it is also prior art to effect rotation of the ratchet wheel by applying an external force to the pawl, the ratchet wheel and pawl being mounted on the first housing by a pin, the ratchet wheel and the pawl rotate on the pin shaft, the unlocking button can slide up and down on the first shell, external force is applied to the pawl by the up-and-down sliding of the unlocking button, thereby realizing the rotation of the ratchet wheel, the ratchet wheel and the rack are mutually combined to realize the connection of the locking piece and the first shell, the first compression spring is arranged in parallel with the insertion direction of the vehicle-mounted terminal, one end of the first compression spring is connected with the pawl, and the second compression spring is arranged perpendicular to the insertion direction of the vehicle-mounted terminal.
Preferably, a clamping groove for mounting the first compression spring and the second compression spring is formed in the first shell, the pawl is provided with a protruding block connected with the first compression spring, and the structural stability of connection between the pawl and the first compression spring can be improved due to the protruding block.
The working principle of the invention is as follows: the vehicle-mounted terminal is installed on a vehicle after the first shell and the second shell are assembled, then the vehicle-mounted terminal is inserted into a cavity between the first shell and the second shell from an inlet, the unlocking button is pressed downwards and then inserted into the locking piece, the bolt on the locking piece is inserted into the installation hole on the vehicle-mounted terminal, the vehicle-mounted terminal is fixed, then the unlocking button is released, under the action of the first compression spring, the pawl buckles the ratchet wheel, the ratchet wheel is meshed with the rack, the structure is in a locking state, the vehicle-mounted terminal is locked in the cavity, and meanwhile the locking plate tightly presses the second compression spring; when the vehicle-mounted terminal needs unlocking, the unlocking button is pressed, the pawl is disengaged from the ratchet wheel, the ratchet wheel is separated from the rack, the second compression spring which gives pre-pressure when the locking piece is locked is ejected, the bolt on the locking piece is separated from the mounting hole on the vehicle-mounted terminal, and the vehicle-mounted terminal can be taken out from the side entrance.
The invention is provided with a first shell and a second shell, a cavity for placing the vehicle-mounted terminal is formed between the first shell and the second shell, a ratchet wheel, a pawl, an unlocking button, a first compression spring and a second compression spring are arranged on the first shell, and through the matching of the locking piece, the ratchet wheel and the vehicle-mounted terminal, the insertion and the ejection of the locking piece are realized under the action of the first compression spring and the second compression spring, so that the terminal can be taken out and installed.
Furthermore, a groove is formed in the first shell, and the ratchet wheel, the pawl, the unlocking button, the first compression spring and the second compression spring are arranged in the groove.
The setting of recess is convenient for ratchet, pawl, unblock button, first pressure spring and second pressure spring to install on first casing on the one hand, and on the other hand, the installation of being convenient for compresses tightly the apron, makes and compresses tightly the apron and be unlikely to too much protrusion in first casing, and whole handsome in appearance.
Furthermore, the ratchet wheel and the pawl are both provided with insertion holes, and the compression cover plate is provided with a boss matched with the insertion holes.
The boss is inserted into the jack, and the up-and-down freedom degree of the ratchet wheel and the pawl is limited, so that a further stabilizing effect is achieved.
Further, the jack is the circular port, the boss is the cylinder structure.
The cooperation of cylinder structure and circular port is convenient for insert the circular port with the cylinder structure downtheholely, improves the convenience of operation.
Furthermore, a first sliding groove is formed in the side wall of the unlocking button, a pin block matched with the first sliding groove is arranged on the first shell, and the unlocking button slides up and down through the matching of the sliding groove and the pin block.
Specifically, the first sliding groove is a linear groove, the pin block can move up and down in the first sliding groove, so that the unlocking button can slide up and down, and the first compression spring is matched to press and pop up the unlocking button.
Further, the unlocking button is of a T-shaped boss structure.
The T-shaped boss structure particularly means that the upper end of the unlocking button is large, the lower end of the unlocking button is small, the contact area between fingers and the unlocking button is increased, slipping is avoided, and operation convenience is improved.
Further, a second sliding groove matched with the inserting plate is formed in the first shell, and the second compression spring is arranged at the lower end of the second sliding groove.
Specifically, the picture peg can slide from top to bottom along the second spout, and the second spout can carry on spacingly to the direction that the picture peg removed promptly, avoids the retaining member to take place the deviation at the insertion in-process, improves the precision of retaining member installation.
Further, a plurality of mounting shafts are arranged on the first shell, and the first compression spring, the ratchet wheel and the pawl are arranged on the mounting shafts respectively.
The installation of first pressure spring, ratchet and pawl is convenient for in the setting of installation axle.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the invention is provided with a first shell and a second shell, a cavity for placing the vehicle-mounted terminal is formed between the first shell and the second shell, a ratchet wheel, a pawl, an unlocking button, a first compression spring and a second compression spring are arranged on the first shell, and through the matching of the locking piece, the ratchet wheel and the vehicle-mounted terminal, the insertion and the ejection of the locking piece are realized under the action of the first compression spring and the second compression spring, so that the terminal is taken out and installed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is an exploded view of a quick lock mechanism;
fig. 2 is a schematic view of the structure of the first housing and the locking member.
Reference numbers and corresponding part names in the drawings:
1-vehicle-mounted terminal, 2-first shell, 3-second shell, 4-locking piece, 5-pressing cover plate, 6-ratchet wheel, 7-unlocking button, 8-pawl, 9-first pressing spring, 10-second pressing spring, 21-mounting shaft, 41-locking plate, 42-fixing plate, 43-bolt, 44-plug plate and 51-boss.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1:
as shown in fig. 1 and 2, a vehicle terminal quick-lock mechanism includes a first housing 2 and a second housing 3, which are matched with each other, and a locking member 4, wherein the first housing 2 and the second housing 3 are fastened by a bolt connection during installation, a cavity for accommodating the vehicle terminal 1 is formed between the first housing 2 and the second housing 3 after installation, one end of the first housing 2 and one end of the second housing 3 are provided with an inlet for inserting the vehicle terminal 1, the first housing 2 is provided with a ratchet 6 and a pawl 8, which are matched with each other, specifically, the ratchet 6 and the pawl 8 are installed on the first housing 2 by a pin, the ratchet 6 and the pawl 8 rotate on the pin, the pawl 8 is arranged above the ratchet 6, the pawl 8 is connected with the ratchet 6, the first housing 2 is further provided with a first compression spring 9, which is matched with the pawl 8, the first compression spring 9 is arranged at a side of the pawl 8, retaining member 4 includes fixed plate 42, the bottom of fixed plate 42 is provided with bolt 43, picture peg 44 and locking plate 41, be provided with on the locking plate 41 with 6 complex racks of ratchet, the mounting hole cooperation on bolt 43 and the vehicle mounted terminal 1, be provided with on the first casing 2 with picture peg 44 complex second pressure spring 10, still be provided with on the first casing 2 with 8 complex release button 7 of pawl, button 7 can slide from top to bottom on first casing 2, specifically, be provided with first spout on release button 7's the lateral wall, be provided with on the first casing 2 with first spout complex round pin piece, release button 7 realizes release button 7's upper and lower slip through the cooperation of spout and round pin piece.
The working principle of the embodiment is as follows: the first shell 2 and the second shell 3 are assembled and then installed on a vehicle, the vehicle-mounted terminal 1 is inserted into a cavity between the first shell 2 and the second shell 3 from an entrance, the unlocking button 7 is pressed downwards and then inserted into the locking piece 4, the bolt 43 on the locking piece 4 is inserted into a mounting hole on the vehicle-mounted terminal 1, the vehicle-mounted terminal 1 is fixed and then the unlocking button 7 is released, the pawl 8 buckles the ratchet 6 under the action of the first compression spring 9, the ratchet 6 is meshed with the rack, the structure is in a locked state, the vehicle-mounted terminal 1 is locked in the cavity, and meanwhile the locking plate 41 tightly presses the second compression spring 10; when unlocking is needed, the unlocking button 7 is pressed, the pawl 8 is disengaged from the ratchet wheel 6, the ratchet wheel 6 is separated from the rack, the locking member 4 is ejected by the second compression spring 10, the latch 43 on the locking member 4 is disengaged from the mounting hole on the vehicle-mounted terminal 1, and the vehicle-mounted terminal 1 can be taken out from a side entrance.
Example 2:
as shown in fig. 1 and 2, in this embodiment, based on embodiment 1, a groove is formed in the first housing 2, the ratchet 6, the pawl 8, the unlocking button 7, the first compression spring 9 and the second compression spring 10 are arranged in the groove, the present invention further includes a compression cover plate 5 matched with the groove, the compression cover plate 5 is mounted on the first housing 2 through a bolt, the compression cover plate 5 just covers the groove, and the compression cover plate 5 is arranged to prevent the ratchet 6, the pawl 8, the unlocking button 7, the first compression spring 9 and the second compression spring 10 from being exposed; the ratchet wheel 6 and the pawl 8 are both provided with jacks, and the pressing cover plate 5 is provided with a boss 51 matched with the jacks; the jack is the circular port, boss 51 is the cylinder structure, boss 51 can carry out further fixed to ratchet 6 and pawl 8, restricts the upper and lower degree of freedom of ratchet 6 and pawl 8, ensures the cooperation locking of ratchet 6, pawl 8 and retaining member 4.
Example 3:
as shown in fig. 1 and 2, in this embodiment, based on embodiment 1 or embodiment 2, the unlocking button 7 is in a T-shaped boss structure, the first housing 2 is provided with a second sliding slot which is matched with the insert plate 44, the second compression spring 10 is arranged at the lower end of the second sliding slot, the first housing 2 is provided with a plurality of mounting shafts 21, and the first compression spring 9, the ratchet 6 and the pawl 8 are respectively arranged on the mounting shafts.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a vehicle terminal fast lock mechanism, its characterized in that, including first casing (2) and second casing (3) that mutually support to and retaining member (4), form the cavity that holds vehicle terminal (1) between first casing (2) and the second casing (3), first casing (2) and second casing (3) one end are provided with the entry that is used for inserting vehicle terminal (1), be provided with ratchet (6) and pawl (8) of mutually supporting on first casing (2), still be provided with on first casing (2) and hold down spring (9) with pawl (8) complex, retaining member (4) are including fixed plate (42), the bottom of fixed plate (42) is provided with bolt (43), picture peg (44) and locking plate (41), be provided with on locking plate (41) with ratchet (6) complex rack, the plug pin (43) is matched with a mounting hole in the vehicle-mounted terminal (1), a second compression spring (10) matched with the plug board (44) is arranged on the first shell (2), and an unlocking button (7) matched with the pawl (8) is further arranged on the first shell (2); the first shell (2) is provided with a groove, the ratchet wheel (6), the pawl (8), the unlocking button (7), the first compression spring (9) and the second compression spring (10) are arranged in the groove, and the first shell further comprises a compression cover plate (5) matched with the groove; and a second sliding groove matched with the inserting plate (44) is formed in the first shell (2), and the second compression spring (10) is arranged at the lower end of the second sliding groove.
2. A vehicle terminal quick-lock mechanism according to claim 1, characterized in that the ratchet wheel (6) and the pawl (8) are provided with insertion holes, and the pressing cover plate (5) is provided with a boss (51) matched with the insertion holes.
3. A vehicle terminal snap lock mechanism according to claim 2, wherein the socket is a circular hole and the boss (51) is of cylindrical configuration.
4. The vehicle-mounted terminal quick-lock mechanism according to claim 1, wherein a first sliding groove is formed in a side wall of the unlocking button (7), a pin block matched with the first sliding groove is arranged on the first shell (2), and the unlocking button (7) can slide up and down through the matching of the sliding groove and the pin block.
5. A vehicle terminal snap lock mechanism according to claim 1, wherein the unlock button (7) is a T-shaped boss structure.
6. A vehicle terminal snap lock mechanism according to claim 1, wherein a plurality of mounting shafts (21) are provided on the first housing (2), and the first compression spring (9), the ratchet wheel (6) and the pawl (8) are provided on the mounting shafts, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341171.0A CN108099801B (en) | 2017-12-14 | 2017-12-14 | Quick locking mechanism of vehicle-mounted terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341171.0A CN108099801B (en) | 2017-12-14 | 2017-12-14 | Quick locking mechanism of vehicle-mounted terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108099801A CN108099801A (en) | 2018-06-01 |
| CN108099801B true CN108099801B (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711341171.0A Active CN108099801B (en) | 2017-12-14 | 2017-12-14 | Quick locking mechanism of vehicle-mounted terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN108099801B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112104777A (en) * | 2020-10-22 | 2020-12-18 | 深圳市蓝禾技术有限公司 | Mobile terminal clamping support |
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| CN101974994A (en) * | 2010-09-26 | 2011-02-16 | 李锦恭 | Three-way locking device and three-way locking bolt electric control semi-automatic lock adopting electric control operation |
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| CN104682095A (en) * | 2013-11-30 | 2015-06-03 | 富泰华工业（深圳）有限公司 | Mobile terminal provided with fixing device |
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| US5820235A (en) * | 1997-03-10 | 1998-10-13 | Tsai; Tsung-Yen | Front panel assembly for a computer mainframe |
| JP2002271041A (en) * | 2001-03-09 | 2002-09-20 | Pioneer Electronic Corp | Electronic apparatus |
| CN2485183Y (en) * | 2001-04-16 | 2002-04-10 | 袁锡 | Mobile telephone speaker device on board |
| JP2004146514A (en) * | 2002-10-23 | 2004-05-20 | Sanyo Electric Co Ltd | Angle retaining mechanism and apparatus using the same |
| CN201849412U (en) * | 2010-10-21 | 2011-06-01 | 乐可钦 | Fixing device for vehicle-mounted detection equipment |
| CN103579844A (en) * | 2012-07-24 | 2014-02-12 | 深圳富泰宏精密工业有限公司 | Chip card fixture structure and electronic device with same |
| CN205256212U (en) * | 2015-12-25 | 2016-05-25 | 德尔福中央电气（上海）有限公司 | Shell structure's fixed establishment |
| CN205793761U (en) * | 2015-12-31 | 2016-12-07 | 骅星科技发展有限公司 | Fixator for electronic equipment |
| CN207256194U (en) * | 2017-09-09 | 2018-04-20 | 宁波旭荣塑料有限公司 | A kind of household appliance case |
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- 2017-12-14 CN CN201711341171.0A patent/CN108099801B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161329A (en) * | 2010-02-21 | 2011-08-24 | 比亚迪股份有限公司 | Connecting mechanism of multi-functional box and vehicle multi-media system |
| CN101974994A (en) * | 2010-09-26 | 2011-02-16 | 李锦恭 | Three-way locking device and three-way locking bolt electric control semi-automatic lock adopting electric control operation |
| CN102642506A (en) * | 2011-02-22 | 2012-08-22 | 比科(天津)电子有限公司 | Multimedia terminal mounting device for vehicle |
| CN104682095A (en) * | 2013-11-30 | 2015-06-03 | 富泰华工业（深圳）有限公司 | Mobile terminal provided with fixing device |
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| Publication number | Publication date |
|---|---|
| CN108099801A (en) | 2018-06-01 |
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Effective date of registration: 20210401 Address after: 621000 building 31, No.7, Section 2, Xianren Road, Youxian District, Mianyang City, Sichuan Province Patentee after: China Ordnance Equipment Group Automation Research Institute Co.,Ltd. Address before: 621000 Mianyang province Sichuan City Youxian District Road No. 7 two immortals Patentee before: China Ordnance Equipment Group Automation Research Institute |
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