CN108468690A - A kind of automatic pinning and the array speaker with it - Google Patents

A kind of automatic pinning and the array speaker with it Download PDF

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Publication number
CN108468690A
CN108468690A CN201810488206.1A CN201810488206A CN108468690A CN 108468690 A CN108468690 A CN 108468690A CN 201810488206 A CN201810488206 A CN 201810488206A CN 108468690 A CN108468690 A CN 108468690A
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CN
China
Prior art keywords
connecting rod
locating part
shell
lug boss
positive stop
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Granted
Application number
CN201810488206.1A
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Chinese (zh)
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CN108468690B (en
Inventor
闫峻
张屹
芦成
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Ningbo Tonwel Audio Co Ltd
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Ningbo Tonwel Audio Co Ltd
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Priority to CN201810488206.1A priority Critical patent/CN108468690B/en
Publication of CN108468690A publication Critical patent/CN108468690A/en
Application granted granted Critical
Publication of CN108468690B publication Critical patent/CN108468690B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/20Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using bayonet connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/02Casings; Cabinets ; Supports therefor; Mountings therein

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Connection Of Plates (AREA)
  • Railway Tracks (AREA)

Abstract

The present invention provides a kind of automatic pinning and with its array speaker, automatic pinning therein includes automatic locking device and monaural connecting rod;Automatic pinning component includes first shell, second shell, bolt, socket and spring secures rail to sleeper;Bolt is arranged in socket, and positive stop lug boss is equipped on socket, and there are gaps between two positive stop lug boss;Spring secures rail to sleeper includes mounting portion, two adjacent limiting sections are equipped on mounting portion, limiting section includes the first locating part and the second locating part, the length of first locating part is more than the length of the second locating part, the end of first locating part offsets or detaches with close to its positive stop lug boss, offsets in the gap of the end of the second locating part positioned at positive stop lug boss between or with its close positive stop lug boss.When monaural connecting rod in the present invention and ears connecting rod grafting, bolt can autopatching it is more convenient into the grafting that in pin hole, obtains monaural connecting rod and ears connecting rod, quickly, installation difficulty it is lower, installation effectiveness higher.

Description

A kind of automatic pinning and the array speaker with it
Technical field
The present invention relates to bolt technical field more particularly to a kind of automatic pinning and with its array speaker.
Background technology
A kind of existing latch assembly, including a monaural connecting rod, ears connecting rod and bolt, the end of ears connecting rod are equipped with Inserting groove, inserting groove are U-shaped, are respectively equipped with the end on monaural connecting rod in the two side walls of U-shaped inserting groove corresponding When installation, monaural connecting rod is plugged in ears connecting rod for pin hole, then will bolt be plugged on pin hole manually, bolt will The end of monaural connecting rod and ears connecting rod links together, and perpendicular with the end of monaural connecting rod and ears connecting rod;It is dismantling When, it is also desirable to staff manually removes bolt in pin hole, and the end of monaural connecting rod and ears connecting rod is made to lose limit, from And monaural connecting rod and ears connecting rod is made to be separated from each other, therefore there is installation inconvenience in existing latch assembly, dismantle inconvenient problem, When especially distinguishing the components of other heavier mass when monaural connecting rod with the other end of ears connecting rod and being connected, by monaural connecting rod grafting During ears connecting rod, need first to be aligned, bolt of then taking again by its grafting into pin hole, whole operation step It is rapid to be required to staff's manual operations, then need the component of staff's continued support heavier mass, staff's muscle power The amount of labour is larger, and the installation effectiveness of entire bolt is relatively low, and installation difficulty is larger.
Invention content
The present invention provides a kind of automatic pinning, the automatic pinning in monaural connecting rod grafting in ears connecting rod when, bolt Easy to operate in autopatching pin hole, installation effectiveness is higher.
The technical solution adopted in the present invention is a kind of automatic pinning, including automatic locking device and for grafting into this Monaural connecting rod in automatic locking device;The automatic locking device include automatic pinning component and with the monaural connecting rod Matched ears connecting rod, one end of the ears connecting rod is equipped with the inserting groove for the monaural connecting rod grafting, described Pin hole is further respectively had on monaural connecting rod and the mutually matched one end of ears connecting rod;The automatic pinning component includes first Shell, second shell, bolt, socket and spring secures rail to sleeper;The first shell and second shell covers on the bolt, inserts Outside one end of key seat, spring secures rail to sleeper and ears connecting rod, it is connected between the first shell and second shell;The socket The first compression spring in compressive state is equipped with positioned at the side close to second shell and between the second shell, it is described One end of bolt is fixedly connected in the socket, and one is respectively equipped on the front side wall and rear wall of the socket Group positive stop lug boss, every group of positive stop lug boss includes two adjacent positive stop lug boss, between two adjacent positive stop lug boss there are Gap;The spring secures rail to sleeper includes mounting portion, and two adjacent limiting sections, the peace are equipped in one end of the mounting portion Dress portion is located in the inserting groove and can be moved back and forth along the length direction of the inserting groove, and the limiting section includes the One locating part and the second locating part, the length of first locating part is more than the length of second locating part, described The end of first locating part offsets or detaches with close to its positive stop lug boss, and the end of the second locating part is located at the limit It offsets in gap between boss or with close to its positive stop lug boss;The first shell is equipped with switch, the switch Free end it is opposite with the free end of the bolt, press the switch, the bolt and socket along far from described Switch side direction movement.
After the above technical solution is adopted, compared with the prior art, the present invention has the following advantages:
When monaural connecting rod in the present invention and ears connecting rod grafting, bolt can autopatching into pin hole, lock single Ear connecting rod and ears connecting rod, effectively reduce the installation difficulty between monaural connecting rod and ears connecting rod so that monaural connecting rod and double The grafting of ear connecting rod is more convenient, quickly, installation effectiveness higher.
As an improvement, the positive stop lug boss is trapezoidal, it is trapezoidal bottom close to the side of the ears connecting rod, far Side from ears connecting rod is trapezoidal upper bottom, and the length of the bottom is more than the length at the upper bottom, convenient for limit the One locating part and the second locating part.
As an improvement, the positive stop lug boss is right-angled trapezium, the gap between described two positive stop lug boss is isosceles It is trapezoidal, it is easy to process.
As an improvement, the mounting portion is equipped with mounting groove, it is equipped with the second compression spring in the mounting groove, described the One end of two compression springs and the slot bottom of the inserting groove offset, and the length direction convenient for spring secures rail to sleeper along inserting groove moves back and forth.
As an improvement, the mounting portion close to one end of limiting section be equipped with arc groove, the radian of the arc groove with The end of the monaural connecting rod matches, and spring secures rail to sleeper sliding is pushed convenient for monaural connecting rod.
As an improvement, the end of first locating part is equipped with the notch of " L " type, institute far from the side of the second locating part The end for the second locating part stated is trapezoidal, and the trapezoidal oblique waist is located remotely from the side of the first locating part, and notch is convenient for Limit bolt seat.
As an improvement, the notch on the vertex of the second locating part length direction and described the first locating part " L " type The midpoint of length direction is located on same vertical line, that is to say, that the entire length of the first locating part is more than the length of the second locating part Degree, length difference between the two are conducive to limit bolt seat or release socket.
As an improvement, further including Arming Assembly, the Arming Assembly includes torsional spring and relieving ring, the one end It is connected with the socket, the other end is connected with the relieving ring, and the relieving ring is equipped with safety block, and described the One shell is equipped with the safety groove to match with the safety block, and the safety groove is located at the downside of the switch, described Safety groove include T-shaped connection sliding slot and arc groove, the arc groove along first shell length direction be distributed, it is described Sliding slot be distributed along the width direction of the first shell, the width of the safety block is more than the width of the arc groove Degree, the width of the sliding slot are more than the width of the safety block, and the safety block can be along the length of the arc groove Direction moves, and improves the safety that automatic pinning uses, avoids false triggering socket, and monaural connecting rod and ears connecting rod is made to disengage.
As an improvement, including sound box, a side wall of the sound box is equipped at least one monaural connecting rod, Another side wall opposite with a side wall is equipped at least one automatic pinning to match with the monaural connecting rod, Array speaker needs multiple babinets to interconnect up and down, and installation, the removal efficiency of array speaker can be improved using automatic pinning.
As an improvement, the both ends of a side wall of the sound box are respectively equipped with monaural connecting rod, with described one The both ends of another opposite side wall of side wall are respectively equipped with automatic pinning, two monaural connecting rods on side wall both ends and two ears Connecting rod is respectively cooperating with so that the connective stability between sound box is more preferable.
The present invention also provides a kind of array speaker, including sound box, on a side wall of the sound box Equipped at least one monaural connecting rod, another side wall opposite with a side wall is equipped at least one and described list The automatic pinning that ear connecting rod matches.
After the above technological means, compared with the prior art, the present invention has the following advantages:
So that the connection in array speaker between each babinet is more convenient, quick, installation effectiveness higher reduces artificial The cost of installation.
As an improvement, the both ends of a side wall of the sound box are respectively equipped with monaural connecting rod, with described one The both ends of another opposite side wall of side wall are respectively equipped with automatic pinning, and connective stability is higher, and intensity is higher, and automatic pinning And the quantity of monaural connecting rod is few, can effectively control production cost.
Description of the drawings
Fig. 1 is overall structure of the present invention
Fig. 2 is the exploded perspective view of automatic locking device
Fig. 3 is automatic locking device part-structure schematic diagram
Fig. 4 is the schematic diagram of each component reset condition of automatic pinning
Fig. 5 is schematic diagram of each component of automatic pinning after installation is complete
Fig. 6 is each component disassembly process schematic diagram of automatic pinning
Fig. 7 is spring secures rail to sleeper structural schematic diagram
Fig. 8 is socket structural schematic diagram
Fig. 9 is first shell structural schematic diagram
As shown in the figure, 1, monaural connecting rod, 2, ears connecting rod, 21, inserting groove, 22, pin hole, 3, first shell, 31, sliding Slot, 32, arc groove, 4, second shell, 5, bolt, 6, socket, 61, positive stop lug boss, the 62, first compression spring, 63, gap, 7, bullet Property fastener, 71, mounting portion, 711, arc groove, 712, mounting groove, 72, limiting section, the 721, first locating part, 7211, notch, 722, the second locating part, the 73, second compression spring, 8, torsional spring, 9, relieving ring, 91, safety block, 10, switch.
Specific implementation mode
As shown in Fig. 1 to 7, a kind of automatic pinning, including automatic locking device and for grafting into the automatic locking device In monaural connecting rod 1;Automatic locking device include automatic pinning component and with 1 matched ears connecting rod 2 of monaural connecting rod, ears One end of connecting rod 2 is equipped with the inserting groove 21 for 1 grafting of monaural connecting rod, in the end of monaural connecting rod 1, the end part of ears connecting rod 2 It She You not pin hole 22;Automatic pinning component includes first shell 3, second shell 4,7 and of bolt 5, socket 6 and spring secures rail to sleeper Arming Assembly.
First shell 3 and second shell 4 cover on outside one end of bolt 5, socket 6, spring secures rail to sleeper 7 and ears connecting rod 2, the It is connected by screw between one shell 3 and second shell 4, the side wall of first shell 3 and second shell 4 is equipped with for monaural connecting rod 1, ears connecting rod 2 by notch;Socket 6, which is located at close to the side of second shell 4 and is equipped between second shell, to be in One end i.e. its bottom end of first compression spring 62 of compressive state, bolt 5 is fixed in socket 6, in production, 5 He of bolt Socket 6 can be integrally formed processing, can also separate and be assembled again after individually processing, and the first compression spring 62 is bolt 5 and inserts Key seat 6 is whole to provide the power moved to pin hole 22, and one group of limit convex is respectively equipped on the front side wall and rear wall of socket 6 Platform, every group of positive stop lug boss include two adjacent positive stop lug boss 61, and positive stop lug boss 61 is trapezoidal, close to the side of ears connecting rod 2 For trapezoidal bottom, the side far from ears connecting rod is trapezoidal upper bottom, and the length of bottom is more than the length at upper bottom, in two phases There are gaps 63 between adjacent positive stop lug boss 61;
Spring secures rail to sleeper 7 includes mounting portion 71, and two adjacent limiting sections 72, mounting portion 71 are equipped in one end of mounting portion 71 It can move back and forth in inserting groove 21 and along the length direction of inserting groove 21, limiting section 72 includes the first locating part 721 and the Two locating parts 722, the length of the first locating part 721 are more than the length of the second locating part 722, the end of the first locating part 721 with The positive stop lug boss 61 for being namely located at upside close to it being offseted or being detached, the end of the second locating part be located at positive stop lug boss it Between gap 63 in or with close to its namely be located at downside positive stop lug boss 61 offseting;Switch is equipped in first shell 3 10, the both sides of switch 10 are equipped with fixed frame, and fixed frame is cylinder, inner hollow, are equipped with spring inside it, switch 10 from It is opposite with the free end of bolt 5 by holding, at the same also with pin hole face, when by compress switch 10 when, the free end of switch pushes slotting Pin 5 is moved to the direction far from 10 side of switch, and bolt exits pin hole;Mounting portion 71 is equipped with circle close to one end of limiting section 72 Arc slot 711, the radian of arc groove 711 match with the end of monaural connecting rod 1, and mounting groove 712 is equipped in the other end of mounting portion 71, Mounting groove 712 is rectangle, and the second compression spring 73, the slot bottom of one end and inserting groove 21 of the second compression spring 73 are equipped in mounting groove 712 It offsets, when monaural connecting rod 1 pushes mounting portion 71 to be moved downward to close inserting groove slot bottom along the length direction of inserting groove, the Two compression springs 73 are extruded, when monaural connecting rod 1 is detached with ears connecting rod 2, the second compression spring 73 drive mounting portion 71 move upwards into Row resets;It is equipped with the notch 7211 of " L " type, the second limit in side of the end of the first locating part 721 far from the second locating part 722 The end of position part 722 is trapezoidal, and trapezoidal oblique waist is located remotely from the side of the first locating part 721,722 length side of the second locating part To the midpoint of length direction of notch 7211 of vertex and the first locating part " L " type be located on same vertical line, that is, the The end of one locating part 721 is higher than the end of the second locating part 722, and difference between the two generally takes more than 0.5mm, optimum value Ranging from 0.5mm-1mm;
Arming Assembly includes torsional spring 8 and relieving ring 9, and 8 one end of torsional spring is connected with socket 6, the other end and 9 phase of relieving ring Even, relieving ring 9 is equipped with safety block 91, and first shell 3 is equipped with the safety groove to match with safety block 91, and safety groove is located at switch 10 downside, safety groove include the sliding slot 31 and arc groove 32 of T-shaped connection, length direction of the arc groove 32 along first shell 3 Distribution, sliding slot 31 are distributed along the width direction of first shell 3, and the width of safety block 91 is more than the width of arc groove 32, sliding slot 31 Width be more than safety block 91 width.
Preferably, positive stop lug boss 61 can be right-angled trapezium, the gradient on inclined-plane can be 15 °, 30 ° or 40 °, two Gap between positive stop lug boss 61 is isosceles trapezoid.
The present invention also provides a kind of array speaker, including sound box, a side wall of sound box is equipped with extremely A few monaural connecting rod 1, another side wall opposite with a side wall are equipped at least one automatic with the matching of monaural connecting rod 1 Bolt.
Preferably, being respectively equipped with monaural connecting rod 1 at the both ends of a side wall of sound box, opposite with a side wall is another The both ends of one side wall are respectively equipped with automatic pinning, using between monaural connecting rod 1 and automatic pinning two sound boxes of realization Connection.
As shown in figure 4, the reset condition of each component of automatic pinning is in the present invention:Monaural connecting rod 1 does not connect with ears connecting rod 2 It touches, socket 6 is limited by the notch 7211 on the first locating part 721, and the first compression spring 62 is in compressive state, at this time bolt 5 Positioned at the upside of ears connecting rod 2, the free end of switch 10 is just opposite with the free end of bolt 5, and the two is located at ears connecting rod 2 Both sides, and bolt 5 is concentric with the pin hole 22 on ears connecting rod 2 always, and the upper end of the second locating part 722 is located at gap 63 In, the second compression spring 73 in spring secures rail to sleeper 7 is in former long status, and safety block 10 is located at the bottom of sliding slot 31.
As shown in figure 5, the installation process of automatic pinning is in the present invention:1 grafting of monaural connecting rod is into the U-shaped of ears connecting rod 2 Inserting groove 21 in, the end of monaural connecting rod 1 and the arc groove 711 of mounting portion 71 in spring secures rail to sleeper 7 offset, monaural connecting rod 1 after Continuous to move downward, spring secures rail to sleeper 7 also moves downward therewith, at this time the notch 7211 on the first locating part 721 with spring secures rail to sleeper 7 to Lower movement, when notch 7211 and the phase separation of positive stop lug boss 61, socket 6 is connected due to the effect of the first compression spring 62 to close to ears The side of bar 2 moves, that is, is moved to the left side in direction shown in Fig. 5, and socket 6 drives bolt 5 to close to pin hole 22 Side movement, the bottom of sliding slot 31 of the safety block 91 in first shell 3 moves outward at this time, when on monaural connecting rod 1 When pin hole 22 on pin hole and ears connecting rod 2 is concentric, spring secures rail to sleeper 7 also moves to bottom, and socket 6 will be at this time The side wall of ears connecting rod 2 offsets, and drives 5 grafting of bolt into pin hole 22, monaural connecting rod 1 and ears connecting rod 2 are connected to one It rises, safety block 91 moves to outermost, 31 surface of prominent sliding slot, at this time since torsional spring 8 exists to the left always by the drive of socket 6 The effect of one power of side, safety block 91 will move to left side from right side along the length direction of arc groove 32 and move, while by It is more than the width of arc groove 32 in 91 width of safety block, safety block 91 is limited in 32 outside of arc groove, then socket 6 is without normal direction Right side moves, and bolt will be unable to abjection pin hole 22.
As shown in fig. 6, the disassembly process of automatic pinning is in the present invention:Safety block 91 is stirred, its arcuately slot 32 is made Length direction moves to the right from left side, that is, is moved to close to the side of sliding slot 31, until safety block 91 is located at sliding slot 31 In, by compressing switch 10, so that its free end is moved to close to 22 side of pin hole, when the freedom of the free end of switch 10 and bolt 5 Bolt 5 and socket 6 will be pushed to be moved to the side of abjection pin hole 22 after end in contact, that is, moved to the right, herein mistake Cheng Zhong, safety block 91 are then moved to the side close to 31 bottom of sliding slot, the end of the second locating part 722 and the limit for being located at downside Boss 61 is in contact, since the second locating part 722 has elasticity, positive stop lug boss 61 will make the end of the second locating part 722 to Upper bending, the continuation of socket 6 moves to the right, simultaneously because the length of the second locating part 722 is less than the length of the first locating part 721 Degree, so the end of the second locating part 722 can offset with socket 6, socket 6 is limited at this time, at this location when, insurance Block 91 is located at the bottom of sliding slot, and pin hole has also been left in the free end of bolt 5, without bolt between monaural connecting rod 1 and ears connecting rod 2 5 limitations, then can directly take out monaural connecting rod 1, realize the dismounting separation of monaural connecting rod 1 and ears connecting rod 2, monaural connecting rod 1 After taking-up, the extruding of spring secures rail to sleeper 7 is released completely, the second compression spring 73 pushes spring secures rail to sleeper 7 to move upwards, the first locating part 721 offset with the positive stop lug boss 61 positioned at upside, and the end of the second locating part 722 then enters the gap between two positive stop lug boss In 63, whole device is restored to reset condition when not installing, while being also that monaural connecting rod 1 and ears connecting rod 2 are inserted next time It connects and gets ready.
The configuration of the present invention is simple is realized automatic when monaural connecting rod is connected with ears connecting rod using automatic pinning component Locking function so that the connection between monaural connecting rod and ears connecting rod more quickly and conveniently, reduces installation difficulty, improves Installation effectiveness, and it is equipped with Arming Assembly, safety is higher, while convenient disassembly, so that whole device is returned to after the completion of dismounting Reset condition, convenient for installing next time so that the cycle period of installation and removal is shorter, reduces installation steps, further carries High installation effectiveness.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although with reference to the foregoing embodiments Invention is explained in detail, it will be understood by those of ordinary skill in the art that, it still can be to implementation above-mentioned Example recorded in technical solution modify, or to wherein each section technical characteristic carry out equivalent replacement, and these modification or Person replaces, the range for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution.

Claims (10)

1. a kind of automatic pinning, which is characterized in that including automatic locking device and for grafting into the automatic locking device Monaural connecting rod;The automatic locking device includes automatic pinning component and connects with the matched ears of monaural connecting rod Bar, one end of the ears connecting rod are equipped with the inserting groove for the monaural connecting rod grafting, the monaural connecting rod and ears Connecting rod further respectively has pin hole on mutually matched one end;
The automatic pinning component includes first shell, second shell, bolt, socket and spring secures rail to sleeper;Described first Shell and second shell cover on outside one end of the bolt, socket, spring secures rail to sleeper and ears connecting rod, the first shell It is connected between second shell;The socket is located at close to the side of second shell and is set between the second shell There are the first compression spring in compressive state, one end of the bolt to be fixedly connected in the socket, is inserted in described One group of positive stop lug boss is respectively equipped on the front side wall and rear wall of key seat, every group of positive stop lug boss includes two adjacent limit convexes Platform, there are gaps between two adjacent positive stop lug boss;The spring secures rail to sleeper includes mounting portion, in the mounting portion One end is equipped with two adjacent limiting sections, and the installation position is in the inserting groove and can be along the length of the inserting groove It spends direction to move back and forth, the limiting section includes the first locating part and the second locating part, the length of first locating part More than the length of second locating part, the end of first locating part offsets or divides with its close positive stop lug boss It offsets in gap of the end between the positive stop lug boss from, the second locating part or with close to its positive stop lug boss;
The first shell is equipped with switch, and the free end of the switch is opposite with the free end of the bolt, pressing The switch, the bolt and socket are moved along the direction far from the switch side.
2. a kind of automatic pinning according to claim 1, which is characterized in that the positive stop lug boss is trapezoidal, close to institute The side for the ears connecting rod stated is trapezoidal bottom, and the side far from ears connecting rod is trapezoidal upper bottom, the length of the bottom Length of the degree more than the upper bottom.
3. a kind of automatic pinning according to claim 2, which is characterized in that the positive stop lug boss is right-angled trapezium, institute Gap between two positive stop lug boss stated is isosceles trapezoid.
4. a kind of automatic pinning according to claim 1, which is characterized in that the mounting portion is equipped with mounting groove, institute The second compression spring is equipped in the mounting groove stated, one end of second compression spring and the slot bottom of the inserting groove offset.
5. a kind of automatic pinning according to claim 1, which is characterized in that the mounting portion is close to one end of limiting section Equipped with arc groove, the radian of the arc groove and the end of the monaural connecting rod match.
6. a kind of automatic pinning according to claim 1, which is characterized in that the end of first locating part is far from The side of two locating parts is equipped with the notch of " L " type, and the end of second locating part is trapezoidal, described trapezoidal oblique waist position In the side far from the first locating part.
7. a kind of automatic pinning according to claim 6, which is characterized in that the top of the second locating part length direction Point and the midpoint in the notch length direction of described the first locating part " L " type are located on same vertical line.
8. a kind of automatic pinning according to claim 1, which is characterized in that further include Arming Assembly, the insurance group Part includes torsional spring and relieving ring, and the one end is connected with the socket, and the other end is connected with the relieving ring, The relieving ring is equipped with safety block, and the first shell is equipped with the safety groove to match with the safety block, described Safety groove be located at the downside of the switch, the safety groove includes the sliding slot and arc groove of T-shaped connection, the arc Shape slot is distributed along the length direction of first shell, and the sliding slot is distributed along the width direction of the first shell, described The width of safety block is more than the width of the arc groove, and the width of the sliding slot is more than the width of the safety block.
9. a kind of array speaker with claim 1 to 8 any one of them automatic pinning, which is characterized in that including sound One side wall of box body, the sound box is equipped at least one monaural connecting rod, opposite with a side wall Another side wall is equipped at least one automatic pinning to match with the monaural connecting rod.
10. array speaker according to claim 9, which is characterized in that the two of a side wall of the sound box End is respectively equipped with monaural connecting rod, and the both ends of another side wall opposite with a side wall are respectively equipped with automatic pinning.
CN201810488206.1A 2018-05-21 2018-05-21 Automatic bolt and array type loudspeaker box with same Active CN108468690B (en)

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CN108468690B CN108468690B (en) 2023-11-24

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Cited By (2)

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CN109538598A (en) * 2018-11-22 2019-03-29 安徽工程大学 A kind of sound case bolt
CN112196873A (en) * 2019-11-01 2021-01-08 湖北江山重工有限责任公司 Quick connecting device

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CN109538598A (en) * 2018-11-22 2019-03-29 安徽工程大学 A kind of sound case bolt
CN112196873A (en) * 2019-11-01 2021-01-08 湖北江山重工有限责任公司 Quick connecting device

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