CN110769637A - Power amplifier wiring cabinet for theater - Google Patents
Power amplifier wiring cabinet for theater Download PDFInfo
- Publication number
- CN110769637A CN110769637A CN201910877990.XA CN201910877990A CN110769637A CN 110769637 A CN110769637 A CN 110769637A CN 201910877990 A CN201910877990 A CN 201910877990A CN 110769637 A CN110769637 A CN 110769637A
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- China
- Prior art keywords
- push
- cabinet body
- power amplifier
- positioning
- sliding
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
Abstract
The invention relates to a power amplifier wiring cabinet for a theater, which comprises a cabinet body, wherein a mounting opening is formed in the front surface of the cabinet body, positioning holes are formed in the two sides of the cabinet body along the vertical direction, and a plurality of front support rods are connected in the mounting opening in a sliding manner; rear support rods are vertically arranged on two sides of the middle part of the cabinet body, the rear support rods are vertically connected with sliding blocks in a sliding manner, and a horizontally arranged connecting rod I is fixedly connected between the rear support rods and the sliding blocks; the position that the cabinet body both sides correspond the locating hole and the inside storage tank that can communicate with spacing hole or locating hole that all sets up of back branch, thereby all be provided with in the storage tank with the same and can follow the storage tank width direction motion push pedal that thereby push away locating column or spacing post locating hole or spacing hole, still all be provided with in the storage tank and can promote the reset spring that the push pedal tended to keep away from locating hole or spacing hole direction motion under the normality. The invention has the effects of finishing the unified and centralized placement of a plurality of power amplifiers, having low space occupation and high space utilization rate.
Description
Technical Field
The invention relates to the technical field of power amplifiers, in particular to a power amplifier wiring cabinet for a theater.
Background
A theater is an indoor performance venue that performs an artistic form or genre. It is intended to refer to a specific performance site made of a permanent building, and may be referred to as a general term for the performance site. Theaters are generally made up of 4 sections: 1 where the performance is performed-stage or other forms of performance space; 2 where the performance is watched-auditorium; 3, a place-background for rest and reloading of performance personnel; 4, a control room which is a place for controlling sound effect and light in the theater. The area of theater is all comparatively broad generally, then holds several hundred people less, then holds several thousand people more, for the spectator of guaranteeing all positions in the theater can both hear the sound that spreads on the stage, can be provided with numerous audio amplifier of quantity in the theater to guarantee spectator's seeing and hearing impression.
The device for receiving the sound source and amplifying the weak electrical signal from the signal source to drive the loudspeaker of the sound box to emit sound is also called a power amplifier, which is called a power amplifier for short. Generally speaking, the power amplifier will be placed in the control room, and under most, a power amplifier in the theatre will correspond a set of audio amplifier speaker, because generally can set up numerous speakers in the theatre, therefore the power amplifier also can be more.
However, as the power amplifiers are numerous and the connecting wires are more, the power amplifiers are arranged in a mess, the occupied space is large, the space utilization rate of the control room is low, and the use is influenced.
Disclosure of Invention
The invention aims to provide a power amplifier wiring cabinet for a theater, which has the effects of finishing the unified and centralized placement of a plurality of power amplifiers, low space occupation and high space utilization rate.
The above object of the present invention is achieved by the following technical solutions:
a power amplifier wiring cabinet for a theater comprises a vertically arranged cabinet body, wherein the front surface of the cabinet body is open and fixedly connected with an installation frame, a plurality of positioning holes are formed in two sides of the installation frame along the vertical direction, a plurality of horizontally arranged front supporting rods are connected in the installation frame in a sliding mode vertically, positioning columns are connected at two ends of the front supporting rods in a sliding mode, and positioning springs capable of pushing the positioning columns to be inserted into the positioning holes are fixedly connected in the front supporting rods; rear support rods are vertically arranged on two sides of the middle of the cabinet body, the rear support rods are vertically connected with a plurality of sliding blocks in a sliding mode, a horizontally arranged connecting rod I is fixedly connected between the rear support rods and the sliding blocks, and each sliding block comprises a butting part connected to the rear support rods in a sliding mode and a bearing part with the upper side flush with the upper side of the corresponding front support rod; a plurality of limiting holes are formed in one side, close to each other, of the rear support rod in the vertical direction, limiting columns are connected to one side, close to the rear support rod, of the sliding block in a sliding mode, and limiting springs capable of pushing the limiting columns to be inserted into the limiting holes in a normal state are fixedly connected in the sliding block; the mounting frame both sides and back branch inside all seted up the storage tank that can communicate with spacing hole or locating hole, thereby all be provided with in the storage tank with the same and can follow the storage tank width direction motion of holding groove length direction and push pedal with reference column or spacing post release locating hole or spacing hole, still all be provided with in the storage tank and can promote the reset spring that the push pedal tended to keep away from locating hole or spacing hole direction motion under the normality.
By adopting the technical scheme, when in use, the push plate in each containing groove is firstly pushed to ensure that each limit post and each positioning column are separated from the corresponding limit hole or positioning hole, then the height of each front support rod in the vertical direction is synchronously adjusted and slid by the connecting rod to be connected with the height of the sliding block of the rear support rod, then the push plate is sent, the push plate is pushed to reset by the reset spring to give out the limit hole or the columnar hole, at the moment, each limit post and each positioning column can be pushed by the corresponding positioning spring or the corresponding push spring to ensure that each limit post and each positioning column are inserted in the corresponding limit hole or the corresponding positioning hole, further the fixing of the height position of the front support rod and the sliding block is completed, the containing ports capable of storing the power amplifier are formed between the adjacent front support rod and the two sides of the mounting frame, then each power amplifier is pushed into each containing port, then the power amplifier is pushed to ensure that the rear end of the power amplifier is abutted against, and the lower side of the rear end of the power amplifier is abutted against the upper side of the bearing part of the sliding block, so that the power amplifiers can be intensively and uniformly placed, the use is convenient, the space occupation is low, and the space utilization rate is high.
The invention is further configured to: the push rod that the level set up is all fixedly connected to one side that the push pedal lower extreme of cabinet body both sides is close to each other, and two corresponding push rods are parallel to each other and crisscross setting, and the equal rigid coupling in one side that two corresponding push rods are close to each other has the rack, the position that cabinet body bottom surface corresponds two rack middle parts still rotates and is connected with the vertical setting of axis and both sides and mesh respectively in the reversing gear of two racks, one side two one side push pedal keeps away from one side of push rod and still the rigid coupling has the ejector pad that can promote the push pedal motion.
Through adopting above-mentioned technical scheme, during the use, promote the ejector pad and can promote the push pedal direction motion that the rigid coupling has the ejector pad to tend the opposite side, meanwhile, can drive push rod synchronous motion through the push pedal motion, and then drive rack motion, rack and reversing gear intermeshing through two corresponding push rods drives another push rod motion, thereby drive two corresponding push pedals and tend the direction motion that is close to each other, and then extrude spacing post or the reference column that corresponds through two push pedals, thereby make reference column or spacing post break away from spacing hole or locating hole, and then the vertical height of regulating slide and back branch that can be convenient, be suitable for different user demands.
The invention is further configured to: and a second connecting rod is fixedly connected between the pushing blocks at the same side.
Through adopting above-mentioned technical scheme, through the connecting rod two that adopts, when promoting a ejector pad, can drive another ejector pad synchronous motion through connecting rod two, convenient to use, easy operation.
The invention is further configured to: the equal vertical a plurality of bunch boards that are provided with in one side that the installing frame was kept away from to back branch, bunch board one side is rotated and is connected with the curved bunch cover that can hasp connection in bunch board opposite side.
By adopting the technical scheme, when the power amplifier is used, the electric wires at the rear ends of the power amplifiers are arranged, the electric wires at the rear ends of the power amplifiers can be stroked into one bundle and arranged on the outer side of the wire bundling plate, then the wire bundling cover is arranged on the outer side of the electric wires and is connected to the other side of the wire bundling plate through the hasp, the fixation of the wire bundling cover is completed, the limitation of the electric wires is further completed, and the scattering of the electric wires is avoided.
The invention is further configured to: the equal vertical rigid coupling in one side of the corresponding line board of back support has the draw runner, the spout has been seted up to the position that the line board corresponds the draw runner, it still has the tip to extend to in the spout and the top tight bolt of butt in the draw runner lateral wall to tie line board threaded connection.
Through adopting above-mentioned technical scheme, during the use, can slide the position of each wiring board according to the user demand, after the completion of sliding, can directly screw up the puller bolt, make the tip puller runner of puller bolt to accomplish the fixed of the position of wiring board, and then the use of the wiring board of being convenient for.
The invention is further configured to: the both sides inboard wall of the cabinet body all has the balladeur train along the horizontal direction rigid coupling, back branch all slides along the length direction of balladeur train and connects in the balladeur train, still set up between back branch and the balladeur train and use positioning mechanism.
Through adopting above-mentioned technical scheme, can adjust the interval between two back branches and the installing port to adjust the interval between slider and the installing port, and then be suitable for placing of the power amplifier of different specifications.
The invention is further configured to: one end, far away from the push plate, of the push block at the position of the rear supporting rod penetrates through the rear supporting rod and extends into the sliding frame, the second connecting rod is arranged in the sliding frame and fixedly connected between the two push blocks on the same side, and the second connecting rod and the first connecting rod are telescopic rods.
Through adopting above-mentioned technical scheme, when the interval between two branch regulation back branch of sliding and the installing port, the interval between two ejector pads and the interval between preceding branch and the slider all can change, therefore the connection two that adopt is the regulation that the telescopic link can adapt to the interval between two ejector pads or preceding branch and the slider automatically with connecting rod one.
The invention is further configured to: two equal vertical rigid couplings in one side that the installing frame was kept away from to the back branch that corresponds of the two inboards of the cabinet body have two installation poles, two dismantling between the installation pole even have a plurality of wiring boards of arranging along vertical direction, the rear surface of the cabinet body still is provided with the cabinet door that can open the cabinet body.
Through adopting above-mentioned technical scheme, open the cabinet door, then can be convenient for the wiring of the internal each power amplifier of cabinet through the wiring board that adopts, and the wiring board of adoption can be dismantled and connect between two installation poles, can load and unload the wiring board of different quantity according to the demand, convenient to use.
The invention is further configured to: the cabinet body corresponds the position rigid coupling of installing frame upside has the pivot, the winding has the closed band of one end rigid coupling in the global flexibility of pivot on global of pivot, the lower extreme rigid coupling of closed band in the upside of branch before the top, and the both sides homoenergetic butt of closed band in the installing frame both sides, thereby the one end of pivot still rigid coupling can drive the pivot rotation under the normality and twine the closed band in the coil spring of pivot.
Through adopting above-mentioned technical scheme, when the power amplifier in the cabinet body did not adorn and fill up, can drive the closing band pull-down through the top front strut of gliding to shield the installing frame upside of the cabinet body, avoid external dust to get into the cabinet internally, in addition, when needs load the power amplifier, make the reference column at front strut both ends break away from the locating hole, then can automatically drive the closing band rolling again through the coil spring, thereby expose the installing frame upside, the installation of the power amplifier of being convenient for.
The invention is further configured to: the outer side of the front support rod is provided with a containing groove along the vertical direction, the containing groove is connected with a baffle in a sliding manner, and a pushing spring which can push the baffle to protrude out of the upper side of the front support rod in a normal state is fixedly connected in the containing groove.
Through adopting above-mentioned technical scheme, during the use, baffle through the outside of front branch can carry on spacingly to the power amplifier outside of placing in the front branch upside to avoid the power amplifier to break away from in the installation mouth.
In conclusion, the beneficial technical effects of the invention are as follows:
1. when in use, the push plate in each containing groove is pushed firstly to ensure that each limit post and each positioning post are separated from the corresponding limit hole or positioning hole, then the height of each front supporting rod in the vertical direction is synchronously adjusted and slid by the connecting rod to be connected with the height of the sliding block of the rear supporting rod, then the push plate is sent, the push plate is pushed to reset by the reset spring to give way to the limit hole or the columnar hole, at the moment, each limit post and each positioning post can be pushed by the corresponding positioning spring or the pushing spring to ensure that each limit post and each positioning post are inserted into the corresponding limit hole or the corresponding positioning hole, further the fixing of the height position of the front supporting rod and the sliding block is completed, an containing port capable of storing the power amplifier is formed between the adjacent front supporting rod and the two sides of the mounting frame, then each power amplifier is pushed into each containing port, then the power amplifier is pushed to ensure that the rear end of the power amplifier is abutted against the, the lower side of the rear end of each power amplifier is abutted against the upper side of the bearing part of the sliding block, so that the power amplifiers can be intensively and uniformly placed, the use is convenient, the space occupation is low, and the space utilization rate is high;
2. when the push plate device is used, the push block can be pushed to push the push plate fixedly connected with the push block to move towards the direction of the push plate on the other side, meanwhile, the push plate can drive the push rods to move synchronously to drive the racks to move, the racks corresponding to the push rods are meshed with the reversing gear to drive the other push rod to move, so that the two corresponding push plates are driven to move towards directions close to each other, the two corresponding push plates extrude the corresponding limiting columns or positioning columns, and the positioning columns or the limiting columns are separated from the limiting holes or the positioning holes, so that the vertical heights of the sliding block and the rear supporting rod can be conveniently adjusted, and different use requirements are met;
3. when the wire bundling cover is used, when wires at the rear ends of the power amplifiers are arranged, the wires at the rear ends of the power amplifiers can be bundled and placed on the outer side of the wire bundling plate, then the wire bundling cover is arranged on the outer side of the wires and connected to the other side of the wire bundling plate through the hasp, the wire bundling cover is fixed, the limitation of the wires is further completed, and the wires are prevented from being scattered.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic sectional view of the structure of the mounting frame of the present invention.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 4 is an overall sectional structure diagram of the present invention.
Fig. 5 is a schematic view of the structure of the push rod of the present invention.
Fig. 6 is a schematic view of the harness cover structure of the present invention.
In the figure, 1, a cabinet body; 11. installing a frame; 111. positioning holes; 12. a front support rod; 121. positioning a groove; 122. a positioning column; 123. a positioning spring; 124. a containing groove; 125. a baffle plate; 126. pushing a spring; 13. a carriage; 14. a rear support rod; 141. a limiting hole; 142. a slide bar; 15. a slider; 151. a limiting groove; 152. a limiting column; 153. a limiting spring; 16. a first connecting rod; 18. a cabinet door; 19. mounting a rod; 191. a wiring board; 2. a containing groove; 21. pushing the plate; 211. a push block; 22. a return spring; 23. a push rod; 231. a rack; 24. a reversing gear; 25. a second connecting rod; 3. a wire bundling plate; 31. a chute; 32. jacking the bolt; 33. a wire harness cover; 4. a rotating shaft; 41. a sealing tape; 42. a coil spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, the power amplifier wiring cabinet for a theater disclosed by the invention comprises a cabinet body 1 which is vertically arranged, the front surface of the cabinet body 1 is open and fixedly connected with an installation frame 11, a plurality of front support rods 12 are horizontally arranged in the installation frame 11, two ends of the plurality of front support rods 12 are vertically connected to two sides of the installation frame 11 in a sliding manner, positioning grooves 121 are respectively arranged at two ends of the front support rods 12, positioning columns 122 which are in the same axial direction as the front support rods 12 are respectively connected in the positioning grooves 121 in a sliding manner, positioning springs 123 are respectively fixedly connected in each positioning groove 121, and in a normal state, the positioning springs 123 can push the end parts of the positioning columns 122 in the positioning grooves 121 to protrude out of the positioning. Both sides of the mounting frame 11 have been all seted up a plurality of locating holes 111 along vertical direction, and along with the sliding of preceding branch 12, the reference column 122 at preceding branch 12 both ends all can insert and locate in corresponding locating hole 111 to accomplish the fixed of preceding branch 12 height position. A containing groove 124 (refer to fig. 3) is formed in the outer side of the front support rod 12 along the vertical direction, a baffle 125 is connected in the containing groove 124 in a sliding manner, and a pushing spring 126 capable of pushing the baffle 125 to protrude from the upper side of the front support rod 12 in a normal state is further fixedly connected in the containing groove 124.
Referring to fig. 4 and 5, the two side walls in the cabinet 1 are horizontally and fixedly connected with the sliding frame 13, the length direction of the sliding frame 13 is the same as the width direction of the side walls of the cabinet 1, one side of the sliding frame 13, which is close to each other, is connected with the rear support rod 14 which is vertically arranged in a sliding manner along the length direction of the sliding frame 13, a positioning mechanism is further arranged between the rear support rod 14 and the sliding frame 13, the positioning mechanism adopted in the embodiment is a positioning screw, one end of the positioning screw penetrates through the rear support rod 14 and can be connected to the sliding frame 13 in a threaded manner, and the fixing of the relative position of the rear support rod 14.
The equal vertical sliding in one side that back branch 14 is close to each other is connected with a plurality of sliders 15, slider 15 all including slide connect in the butt portion and the upside of back branch 14 with correspond the portion of accepting of preceding branch 12 upside parallel and level, the slider 15 quantity on two branches all is the same with the quantity of preceding branch 12, and between the slider 15 that preceding branch 12 and the cabinet body 1 both sides correspond respectively the rigid coupling have a connecting rod 16 that the level set up to make slider 15 can slide with the preceding branch 12 synchronization that corresponds.
Referring to fig. 2 and 5, the receiving groove 2 is vertically formed in both sides of the mounting frame 11 and the two rear support rods 14, the receiving groove 2 is capable of communicating with the positioning hole 141 or the positioning hole 111, the receiving groove 2 is internally provided with the push plate 21 having the same length direction as the receiving groove 2, the push plate 21 is capable of sliding along the width direction of the receiving groove 2, so as to push the positioning post 122 or the positioning post 152 out of the positioning hole 111 or the positioning hole 141 until the end of the positioning post 122 or the positioning post 152 is flush with the inner end of the positioning hole 111 or the positioning hole 141, the end of the positioning post 122 and the positioning post 152 is further fixedly connected with the ball head having a radius larger than the depth of the positioning hole 111 and the positioning hole 141, and through the ball head, when only the end of the positioning post 152 and the positioning post 122, that is, located in the positioning hole 141 or the, and because the ball heads of the positioning post 152 and the positioning post 122 can be inserted into the positioning hole 111 or the positioning hole 141, when the front support rod 12 and the sliding block 15 are slid to a proper position, the front support rod 12 and the sliding block 15 can still be limited by inserting the ball heads of the positioning post 122 and the positioning post 152 into the positioning hole 111 or the positioning hole 141, so that the temporary positioning of the front support rod 12 and the sliding block 15 is realized under the condition of no force applied from the outside, the adjustment is convenient, and the use is convenient.
The accommodating grooves 2 are also fixedly connected with return springs 22, and the return springs 22 can push the push plate 21 to move in a direction away from the positioning hole 111 or the limiting hole 141 in a normal state, so that the push plate 21 is ensured not to contact with the limiting column 152 or the positioning column 122 inserted in the positioning hole 111 or the limiting hole 141 in an unstressed state. The side of the lower ends of the push plates 21 on the two sides of the cabinet body 1, which are close to each other, is fixedly connected with a horizontally arranged push rod 23, the length direction of the push rod 23 is the same as the width direction of the cabinet body 1, the two push rods 23 of the corresponding push plates 21 are arranged in parallel and staggered, the side of the corresponding push rods 23, which is close to each other, is fixedly connected with a rack 231, the middle position of the bottom surface of the cabinet body 1, which is corresponding to the side of the two racks 231, which are close to each other, is also rotatably connected with a reversing gear 24, the axis of the reversing gear 24 is vertically arranged, the two sides of the reversing gear 24 are respectively meshed with the corresponding two racks 231, the side, which is away from the push rod 23, of the two push plates 21, which are positioned on the same side of the cabinet body 1, is also fixedly connected with a push block 211 capable of pushing the push plates 21, the second connecting rod 25 is a telescopic rod, and the end of the push block 211 positioned at the mounting frame 11 also extends out of one side of the cabinet body 1. When in use, the push block 211 extending out of one side of the cabinet body 1 is pushed, the push plate 21 fixedly connected with the push block 211 can be pushed to move towards the push plate 21 on the other side, meanwhile, the connecting rod two 25 and the other push block 211 on the same side can drive the other push plate 21 on the same side to move synchronously, further, the two push plates 21 can synchronously move towards the push plate 21 on the other side, so as to drive the push rod 23 to synchronously move towards the push plate 21 on the other side, then the two corresponding push plates 21 can drive the two push plates 21 on the other side of the cabinet body 1 to move synchronously towards directions close to each other by meshing the racks 231 of the push rods 23 and the reversing gear 24, and then the corresponding limit posts 152 or the corresponding positioning posts 122 are extruded by the two push plates 21, so that the positioning posts 122 or the limit posts 152 push out of the limit holes 141 or the positioning holes 111, thereby realizing convenient adjustment of the, is suitable for different use requirements.
Referring to fig. 4 and 6, a plurality of wiring boards 3 are vertically arranged on one side of the rear support rod 14 away from the mounting frame 11, a sliding bar 142 is vertically fixedly connected to one side of the rear support corresponding to the wiring boards 3, and a tightening bolt 32 is screwed at the position of the wiring board 3 corresponding to one side of the sliding groove 31, wherein the end of the tightening bolt can extend into the sliding groove 31 and abuts against the side wall of the sliding bar 142. One side of the wire bundling plate 3 is rotatably connected with an arc-shaped wire bundling cover 33 which can be connected with the other side of the wire bundling plate 3 in a snap-fit manner. When the electric wires at the rear ends of the power amplifiers are arranged, the positions of the wire bundling plates 3 can be slid according to use requirements, after the sliding is completed, the jacking bolts 32 can be directly screwed down, the end parts of the jacking bolts 32 jack the sliding strips 142, the fixing of the positions of the wire bundling plates 3 is completed, then the electric wires at the rear ends of the power amplifiers are smoothed into a bundle and arranged on the outer side of the wire bundling plates 3, then the wire bundling covers 33 are arranged on the outer side of the electric wires and connected to the other sides of the wire bundling plates 3 in a buckling mode, the fixing of the wire bundling covers 33 is completed, the limitation of the electric wires is further completed, and the scattering of the electric wires is avoided.
Referring back to fig. 1, a rotating shaft 4 is fixedly connected to a position, corresponding to the upper side of the mounting frame 11, of the front surface of the cabinet body 1, a flexible sealing strip 41 is wound around the periphery of the rotating shaft 4, one end of the flexible sealing strip 41 is fixedly connected to the periphery of the rotating shaft 4, the lower end of the sealing strip 41 is fixedly connected to the upper side of the front support rod 12 at the uppermost side, both sides of the sealing strip 41 can abut against both sides of the mounting frame 11, a coil spring 42 is further fixedly connected to one end of the rotating shaft 4, and in a normal state, the coil spring 42 can drive the rotating shaft 4 to. When the power amplifier in the cabinet 1 is not filled up, the sealing tape 41 can be driven to be pulled down through the lower-sliding uppermost front support rod 12, so that the upper side of the mounting frame 11 of the cabinet 1 is shielded, external dust is prevented from entering the cabinet 1, in addition, when the power amplifier needs to be loaded, the positioning columns 122 at the two ends of the front support rod 12 are separated from the positioning holes 111, and then the sealing tape 41 can be automatically driven to be wound through the coil spring 42, so that the upper side of the mounting frame 11 is exposed, and the power amplifier is convenient to mount.
Referring back to fig. 4, the rear surface of the cabinet 1 is further provided with a cabinet door 18 capable of opening the cabinet 1. Two mounting rods 19 are vertically and fixedly connected to one sides, close to the cabinet door 18, of the two inner walls of the cabinet body 1, a plurality of wiring boards 191 are connected between the two mounting rods 19 through bolts, and the wiring boards 191 are arranged in the vertical direction. The cabinet door 18 is opened, then the wiring of each power amplifier in the cabinet body 1 can be facilitated through the adopted wiring board 191, the adopted wiring board 191 is detachably connected between the two mounting rods 19, the wiring boards 191 in different quantities can be assembled and disassembled according to requirements, and the use is convenient.
The implementation principle of the embodiment is as follows: when in use, the push block 211 extending out of one side of the cabinet body 1 is pushed to push the push plate 21 fixedly connected with the push block 211 to move towards the push plate 21 on the other side, meanwhile, the connecting rod two 25 and the other push block 211 on the same side can drive the other push plate 21 on the same side to move synchronously, further the two push plates 21 move synchronously towards the push plate 21 on the other side, so as to drive the push rod 23 to move synchronously towards the push plate 21 on the other side, then the two corresponding push rods 23 are meshed with each other through the rack 231 and the reversing gear 24 to drive the two push plates 21 on the other side of the cabinet body 1 to move, so as to drive the push plates 21 on the two sides to move synchronously towards directions close to each other, and then the corresponding limit posts 152 or positioning posts 122 are extruded through the two push plates 21, so as to push the positioning posts 122 or the limit posts 152 out of the limit holes 141 or positioning holes 111 until the end, when the end portions of the positioning post 152 and the positioning post 122, that is, the ball head portions, are located in the positioning hole 141 or the positioning hole 111, a user can conveniently slide the front support rod 12 and the slider 15 along the vertical direction, and because the ball head portions of the positioning post 152 and the positioning post 122 can be inserted into the positioning hole 111 or the positioning hole 141, when the front support rod 12 and the slider 15 are slid to proper positions, the ball head portions of the positioning post 122 and the positioning post 152 are inserted into the positioning hole 111 or the positioning hole 141 to still limit the front support rod 12 and the slider 15, so that the temporary positioning of the front support rod 12 and the slider 15 is realized without applying force from the outside, after the front support rods 12 are moved to proper positions, the push block 211 is released, each push plate 21 is automatically reset through the reset spring 22, each positioning post 122 and each positioning post 152 are also inserted into the corresponding positioning hole 141 or the positioning hole 111, respectively, so as to complete the fixing of each front support rod 12, the front supporting rod 12 and the two sides of the mounting frame 11 form a containing opening for storing the power amplifier, then the baffle 125 is pressed to make the upper end of the baffle 125 lower than the upper side of the front supporting rod 12, then each power amplifier can be pushed into each containing opening, then the power amplifier is pushed to make the rear end of the power amplifier abut against the abutting part of the slider 15 of the rear supporting rod 14, and the lower side of the rear end of the power amplifier abuts against the upper side of the bearing part of the slider 15, at this moment, the power amplifier is completely arranged in the containing opening, the baffle 125 is also automatically reset through the push spring 126 and abuts against the outer end of the power amplifier, the power amplifier is prevented from falling from the containing opening, and the centralized and unified placement of the power amplifiers can be completed.
When the electric wires at the rear ends of the power amplifiers are arranged, the positions of the wire bundling plates 3 can be slid according to use requirements, after the sliding is completed, the jacking bolts 32 can be directly screwed down, the end parts of the jacking bolts 32 jack the sliding strips 142, the fixing of the positions of the wire bundling plates 3 is completed, then the electric wires at the rear ends of the power amplifiers are smoothed into a bundle and arranged on the outer side of the wire bundling plates 3, then the wire bundling covers 33 are arranged on the outer side of the electric wires and connected to the other sides of the wire bundling plates 3 in a buckling mode, the fixing of the wire bundling covers 33 is completed, the limitation of the electric wires is further completed, and the scattering of the electric wires is avoided.
When the power amplifier in the cabinet 1 is not fully loaded, the sealing tape 41 can be driven to be pulled down through the front support rod 12 at the uppermost side of the lower slide, so that the upper side of the mounting opening of the cabinet 1 is shielded, external dust is prevented from entering the cabinet 1, in addition, when the power amplifier needs to be loaded, the positioning columns 122 at the two ends of the front support rod 12 are separated from the positioning holes 111, and then the sealing tape 41 can be automatically driven to be wound through the coil spring 42, so that the upper side of the mounting frame is exposed, and the power amplifier is convenient to mount.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a power amplifier wiring cabinet for theater, includes the cabinet body (1) of vertical setting, its characterized in that: the front surface of the cabinet body (1) is open and fixedly connected with an installation frame (11), a plurality of positioning holes (111) are formed in the two sides of the installation frame (11) along the vertical direction, a plurality of horizontally arranged front support rods (12) are connected in the installation frame (11) in a sliding mode, positioning columns (122) are connected at the two ends of each front support rod (12) in a sliding mode, and positioning springs (123) capable of pushing the positioning columns (122) to be inserted into the positioning holes (111) are further fixedly connected in the front support rods (12); rear supporting rods (14) are vertically arranged on two sides of the middle of the cabinet body (1), the rear supporting rods (14) are vertically connected with a plurality of sliding blocks (15) in a sliding mode, a horizontally arranged connecting rod I (16) is fixedly connected between the rear supporting rods (14) and the sliding blocks (15), and each sliding block (15) comprises a butting part connected to the rear supporting rods (14) in a sliding mode and a bearing part with the upper side flush with the upper side of the corresponding front supporting rod (12); a plurality of limiting holes (141) are formed in one side, close to each other, of the rear support rod (14), a limiting column (152) is connected to one side, close to the rear support rod (14), of the sliding block (15) in a sliding mode, and a limiting spring (153) capable of pushing the limiting column (152) to be inserted into the limiting hole (141) in a normal state is fixedly connected into the sliding block (15); installing frame (11) both sides and back branch (14) inside all seted up can with spacing hole (141) or locating hole (111) the storage tank (2) intercommunication, thereby all be provided with in storage tank (2) with storage tank (2) length direction the same and can follow storage tank (2) width direction motion and push pedal (21) that thereby push away locating hole (111) or spacing hole (141) with reference column (122) or spacing post (152), still all be provided with return spring (22) that can promote push pedal (21) under the normality and tend to keep away from locating hole (111) or spacing hole (141) direction motion in storage tank (2).
2. The theater power amplifier connection cabinet according to claim 1, characterized in that: the equal rigid coupling in one side that push pedal (21) lower extreme of the cabinet body (1) both sides are close to each other has push rod (23) that the level set up, and two corresponding push rod (23) are parallel to each other and crisscross the setting, and the equal rigid coupling in one side that two push rod (23) that correspond are close to each other has rack (231), the position that the cabinet body (1) bottom surface corresponds two rack (231) middle parts still rotates and is connected with the vertical setting of axis and both sides mesh respectively in reversing gear (24) of two rack (231), one side two push pedal (21) keep away from one side of push rod (23) and still the rigid coupling has ejector pad (211) that can promote push pedal (21) motion.
3. The theater power amplifier connection cabinet according to claim 2, wherein: a second connecting rod (25) is fixedly connected between the push blocks (211) at the same side.
4. The theater power amplifier connection cabinet according to claim 1, characterized in that: the utility model discloses a binding post, including back branch pole (14), installation frame (11) are kept away from one side all vertically and are provided with a plurality of binding posts (3), binding post (3) one side is rotated and is connected with curved binding post cover (33) that can hasp connection in binding post (3) opposite side.
5. The theater power amplifier wiring cabinet according to claim 4, characterized in that: the equal vertical rigid coupling in one side of corresponding wiring board (3) of after-poppet has draw runner (142), spout (31) have been seted up to the position that wiring board (3) correspond draw runner (142), wiring board (3) still threaded connection have tip can extend to in spout (31) and butt in puller bolt (32) of draw runner (142) lateral wall.
6. The theater power amplifier wiring cabinet according to claim 3, characterized in that: the both sides inboard of the wall of the cabinet body (1) all has balladeur train (13) along the horizontal direction rigid coupling, back branch (14) all slide along the length direction of balladeur train (13) and connect in balladeur train (13), still set up between back branch (14) and balladeur train (13) and use positioning mechanism.
7. The theater power amplifier wiring cabinet according to claim 6, characterized in that: one end, far away from the push plate (21), of the push block (211) at the position of the rear supporting rod (14) penetrates through the rear supporting rod (14) and extends into the sliding frame (13), the second connecting rod (25) is arranged in the sliding frame (13) and fixedly connected between the two push blocks (211) on the same side, and the second connecting rod (25) and the first connecting rod (16) are telescopic rods.
8. The theater power amplifier connection cabinet according to claim 1, characterized in that: two equal vertical rigid couplings in one side that installing frame (11) was kept away from in the corresponding back branch (14) of two inboards of the cabinet body (1) have two installation poles (19), two dismantling between installation pole (19) even have a plurality of wiring boards (191) of arranging along vertical direction, the rear surface of the cabinet body (1) still is provided with cabinet door (18) that can open the cabinet body (1).
9. The theater power amplifier connection cabinet according to claim 1, characterized in that: the position rigid coupling that the cabinet body (1) corresponds installing frame (11) upside has pivot (4), the winding has one end rigid coupling in pivot (4) flexible closing strip (41) global on pivot (4) global, the lower extreme rigid coupling of closing strip (41) in the upside of branch (12) before the top, and the both sides of closing strip (41) all can butt in installing frame (11) both sides, thereby the one end of pivot (4) still rigid coupling can drive pivot (4) rotation under the normality and twine closing strip (41) in wind spring (42) of pivot (4).
10. The theater power amplifier connection cabinet according to claim 1, characterized in that: the outer side of the front support rod (12) is provided with a containing groove (124) along the vertical direction, the containing groove (124) is connected with a baffle (125) in a sliding manner, and a pushing spring (126) which can push the baffle (125) to protrude out of the upper side of the front support rod (12) in a normal state is fixedly connected into the containing groove (124).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910877990.XA CN110769637B (en) | 2019-09-17 | 2019-09-17 | Power amplifier wiring cabinet for theater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910877990.XA CN110769637B (en) | 2019-09-17 | 2019-09-17 | Power amplifier wiring cabinet for theater |
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| CN110769637A true CN110769637A (en) | 2020-02-07 |
| CN110769637B CN110769637B (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910877990.XA Active CN110769637B (en) | 2019-09-17 | 2019-09-17 | Power amplifier wiring cabinet for theater |
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|---|---|
| CN110769637B (en) | 2020-11-10 |
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Address after: 8 / F, 13 / F, Zhonghao building, Bagua 4th Road, Futian District, Shenzhen City, Guangdong Province Patentee after: Zhongfutai cultural architecture Co.,Ltd. Address before: 8 / F, 13 / F, Zhonghao building, Bagua 4th Road, Futian District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN ZHONGFUTAI CULTURAL BUILDING CONSTRUCTION Co.,Ltd. |
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