CN103200473A - Stereo with power amplifier integrated - Google Patents
Stereo with power amplifier integrated Download PDFInfo
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- CN103200473A CN103200473A CN2013101283450A CN201310128345A CN103200473A CN 103200473 A CN103200473 A CN 103200473A CN 2013101283450 A CN2013101283450 A CN 2013101283450A CN 201310128345 A CN201310128345 A CN 201310128345A CN 103200473 A CN103200473 A CN 103200473A
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Abstract
The invention discloses a stereo with a power amplifier integrated. The stereo with the power amplifier integrated comprises a box body, a base, a handle, a mesh cover, a rear panel structure, a horn and a power amplifier. First installment columns are extended forwards on the inner side of a left side plate and on the inner side of a right side plate; a left inner plate is arranged on the left side plate (13), and a right inner plate is arranged on the right side plate; the left side plate is provided with a left reinforcing plate, and the right side plate is provided with a right reinforcing plate; a front plate is provided with a left protrusion strip and a right protrusion strip; and the handle comprises a fixed part, a connection part, a transition part and a handle part; the rear panel structure comprises a rear panel, a radiator, a power switch, a power socket, an audio connector, and a display screen, wherein one side of the display screen is provided with buttons. The stereo with the power amplifier integrated can improve strength of the box body of the stereo; the handle is simple in structure, can be independently installed on the box body, and can also be disassembled from the box body; and meanwhile, the handle is guaranteed to be parallel to the horizontal plane or perpendicular to the horizontal plane so as to improve performance of the stereo.
Description
Technical field
The present invention relates to audio amplifier.
Background technology
Audio amplifier is the terminal of whole sound system, and its effect is that the audio frequency electric energy is converted to corresponding acoustic energy, and it is radiated the space.It is the extremely important part of sound system, because it is being undertaken and the signal of telecommunication is transformed into acoustical signal is directly listening to so mission critical for people's ear, it is wanted directly and people's the sense of hearing is come into contacts with, and people's the sense of hearing is very sensitive, and the tone color of complex sound is had very strong resolving ability.Because people's ear is estimated the most important standard of a sound system tonequality quality just to the subjective feeling of sound, therefore, can think that the performance height of audio amplifier is to play key effect to the playing quality of a sound system.And the quality of casing is to audio amplifier Effect on Performance also very big.
Audio amplifier mainly contains console mode, bookshelf-type and suspension type; and carry, carry audio amplifier for convenience, and can one handle be set at casing usually, traditional handle is integrated with casing; the difficulty of its moulding is big; the cost height of maintenance, and because the outer surface of sound box is the inclined-plane, and the handle of moulding and box outer surface are parallel to each other; therefore; when hanging, suspender member is difficult to perpendicular to the ground, thereby influences the useful life of suspender member.
Integrated in order to realize, be convenient for carrying and use, existing the appearance is integrated into loudspeaker box structure in the audio amplifier with power amplifier.Comprise casing, power amplifier, loudspeaker, rear board and guard etc. as the existing audio amplifier that occurs, wherein, loudspeaker are installed in the casing, and power amplifier is installed on the rear board, and rear board is installed on the casing, and guard is installed on the casing.And integrated because of power amplifier then causes the components and parts layout on the rear board to become increasingly complex, as arranges unreasonablely, then can influence the various performances of audio amplifier work.
Summary of the invention
The purpose of this invention is to provide a kind of integrated amplifier in the audio amplifier of one, utilize structure of the present invention, can improve the intensity of sound box; Handle simple in structure can independently be installed on the casing, also can independently disassemble from casing, simultaneously, can guarantee that handle is parallel with horizontal plane or vertical, to improve the performance of audio amplifier.
For achieving the above object, a kind of integrated amplifier comprises casing, base, handle, guard, rear panel structure, loudspeaker and power amplifier in the audio amplifier of one; Described casing comprises base plate, top board, left plate, right plate, header board and back plate, base plate, top board, left plate, right plate and back plate are one-body molded, have first installing hole at base plate, base is installed on first installing hole, have the handle installing hole at top board, handle is installed on the handle installing hole; Guard is installed on the casing; Rear panel structure is installed on the casing; Loudspeaker are installed in the casing; Power amplifier is arranged on the rear panel structure.
Left plate is positioned at the middle part from top to bottom and has a kink, and left plate extends backward gradually to the inside from kink; Right plate is positioned at the middle part from top to bottom and has a kink, and right plate extends backward gradually to the inside from kink; On the medial surface of left plate and right plate, be extended with first erection column forward; On left plate, be extended with the left inner panel that is connected with first erection column forward from the kink place, have the space between left inner panel and the left plate; On right plate, be extended with the right inner panel that is connected with first erection column forward from the kink place, have the gap between right inner panel and the right plate; Be provided with the left stiffener that extends and is connected with left inner panel from back to front at the inwall of left plate, be provided with the right stiffener that extends and be connected with right inner panel from back to front at the inwall of right plate, at top board with afterwards be provided with gusset between the plate.
Inner surface at header board is provided with the left raised line corresponding with left inner panel and the right raised line corresponding with right inner panel, left side raised line is provided with left draw-in groove, right raised line is provided with right draw-in groove, and be provided with the left bayonet socket corresponding with first erection column at left raised line, be provided with the right bayonet socket corresponding with first erection column at right raised line, one side holding of left side inner panel is in left draw-in groove, one end of first erection column corresponding with left bayonet socket extend in the left bayonet socket, one side holding of right inner panel is in right draw-in groove, and an end of first erection column corresponding with right bayonet socket extend in the right bayonet socket.
Described handle comprises fixed part, connecting portion, transition part and handle portion; Connecting portion ringwise; Fixed part is connected the lower end of connecting portion and extends laterally; Transition part is connected the upper end of connecting portion, and transition part has a through hole, and an end of transition part is higher than the other end, and the cross section of transition part is tapered; Handle portion is connected on the transition part and across through hole, is formed with the insertion section in handle portion both sides.
Rear panel structure comprises rear board, and the middle part of rear board is provided with containing hole, and radiator is installed in the containing hole, and radiator comprises mounting panel and fin, and rear board is stretched out in the rear end of fin; The below that is positioned at radiator in the back on the plate is provided with mains switch and supply socket; The top that is positioned at radiator in the back on the plate is provided with audio connector, and the top that is positioned at audio connector in the back on the plate is provided with display screen, and a side of display screen is provided with button.
Said structure because gusset and the right gusset of strengthening are strengthened in a left side of extending before and after being provided with, is provided with gusset simultaneously, therefore, can improve the intensity of casing, in addition, when audio amplifier pronounces, also can reduce the vibration of casing, thereby improve the audio amplifier voice quality; First erection column is used for installing the connection header board, is convenient to the installation that header board is firm; By left inner panel and right inner panel are set, to improve the bonding strength between first erection column and the left side plate, prevent from root bending or fracture taking place.After header board installed, a side holding of left inner panel was in left draw-in groove, and a side holding of right inner panel is in right draw-in groove, simultaneously, the holding of the first erection column correspondence is arrived in left bayonet socket and the right bayonet socket, and utilizes screw to fix, and guarantees reliability and fastness that header board is installed.For handle, owing to be provided with fixed part, then handgrips can be fixedly installed on the casing by fixed part, and independent from casing, handgrips being disassembled of energy, when changing and keeping in repair, then can change handgrips separately, thereby can reduce maintenance cost.Because an end of transition part is higher than the other end, the cross section of transition part is tapered, therefore, can guarantee that the handle that is installed on the transition part is parallel with horizontal plane or vertical.For rear panel structure, power amplifier is installed on the radiator, radiator plays the effect of heat radiation on the one hand, because fin stretches out rear board, therefore, can also prevent that other objects from directly touching rear board on the other hand, thereby has played the effect of protection rear board.In addition, audio connector and supply socket are separately positioned on the upper and lower of radiator, can prevent that on the one hand the heat that produces because of power amplifier to the influence of audio signal, can prevent influencing each other of power supply signal and audio signal on the other hand, thereby improving the quality of audio amplifier pronunciation.And owing to meeting external audio frequency line on the audio connector, in order to observe the demonstration situation on the display screen, then display screen is arranged on the top of audio connector.
As improvement, between left plate and left inner panel, be provided with a left side and connect gusset; Between right plate and right inner panel, be provided with the right gusset that connects; Plate is provided with the 3rd erection column in the back.Connect gusset about utilization, then can improve the bonding strength of left and right sides inner panel, the bonding strength of indirect lifting first erection column; Described the 3rd erection column is used for installing rear panel structure.
As improvement, the middle part of base is provided with upwardly extending grafting cover.Described grafting cover is used for audio amplifier is placed to support, with the convenient sound box of placing.
As improvement, be connected with shrouding at fixed part, the position corresponding with through hole, the middle part of shrouding is curved to lower recess; Be provided with the connection screw in handle portion.Described shrouding can improve the sealing property of casing, thereby improves the tonequality that audio amplifier sends; Arc is arranged at the middle part of shrouding, can form cavity below handle, is convenient to grasp handle portion.Described connection screw be used for to connect suspension member, and handle is horizontal or vertical with horizontal plane, therefore, when hanging audio amplifier, can make the suspender member that is installed on the connection screw bear vertical power, therefore, can improve the useful life of suspender member.
As improvement, be provided with jack at header board, header board is provided with by erection column and is inserted into the ornamental strip of fixing in the jack, is formed with draw-in groove between ornamental strip and the header board, and the front surface of draw-in groove extends to form the inclined-plane along the casing rear side laterally from the inboard; Guard comprises cover body and is located at the card article of cover body both sides that card article rolls backward tiltedly and matches with the inclined-plane.Utilize the mode of pegging graft that ornamental strip is installed, be convenient to installation and removal.And because the front surface of draw-in groove is the inclined-plane, that card article also is arranged to tilt and match with the inclined-plane of draw-in groove, when guard was installed, as long as the side of card article is snapped onto in the draw-in groove, then card article can slide into naturally along the inclined-plane and realize in the draw-in groove installing; As dismantling guard, then make guard generation strain, then card article can skid off naturally along the inclined-plane, therefore, utilizes structure of the present invention, and the installation and removal guard is all more convenient.
As improvement, be provided with the decorative groove that extends up and down at the ornamental strip outer surface.This structure can utilize instrument and cooperating of decorative groove to dismantle ornamental strip on the one hand easily, plays effect attractive in appearance on the other hand.
As improvement, between cover body and card article, be provided with the guard connecting portion, described guard connecting portion bends the back backward from the guard side and is connected with card article.Described guard connecting portion can play the effect of location, prevents that cover body from also snapping onto in the draw-in groove.
As improvement, the top that is positioned at display screen in the back on the plate is provided with louvre; Be provided with ventilation hole at mounting panel.Can directly dispel the heat by louvre and ventilation hole on the one hand, under the acting in conjunction of louvre and ventilation hole, can in casing, form air-flow on the other hand, thereby improve radiating effect.
As improvement, be provided with bugle at header board, the rear end of bugle extends back, and is provided with the screw column that extends back of circle distribution in the back of bugle, is connected with first reinforcing ring of annular between the screw column; Be positioned at first reinforcing ring at bugle and be provided with second reinforcing ring, gapped between first reinforcing ring and second reinforcing ring.Described screw column is used for loudspeaker are installed, owing to be provided with first reinforcing ring and second reinforcing ring, like this, can not only improve the bonding strength of screw column, can increase the supporting surface to loudspeaker on the other hand, improves the fixing fastness of loudspeaker.
As improvement, be provided with the ring that radially extends between first reinforcing ring and second reinforcing ring and connect gusset; Be provided with stiffener between first reinforcing ring and the bugle; Be provided with between the screw column outside and the bugle and be connected gusset, said structure can improve the intensity of first reinforcing ring, second reinforcing ring and screw column.
Description of drawings
Fig. 1 is the stereogram of audio amplifier.
Fig. 2 is the exploded view of audio amplifier.
Fig. 3 is the stereogram at another visual angle of audio amplifier.
Fig. 4 is the front view of audio amplifier.
Fig. 5 is the stereogram of casing.
Fig. 6 is the stereogram that removes the header board rear box.
Fig. 7 is the stereogram that removes another visual angle of header board rear box.
Fig. 8 is the stereogram of upper side frame.
Fig. 9 is the stereogram of lower frame.
The sectional view of Figure 10 upper side frame.
Figure 11 is the sectional view of lower frame.
Figure 12 is the stereogram of header board.
Figure 13 is the stereogram at another visual angle of header board.
Figure 14 is the enlarged drawing of A among Fig. 6.
Figure 15 is the enlarged drawing of B among Fig. 6.
Figure 16 is E-E cutaway view among Fig. 4.
Figure 17 is the enlarged drawing of C among Figure 16.
Figure 18 is the stereogram of guard.
Figure 19 is the stereogram of handle.
Figure 20 is the exploded view of handle.
Figure 21 is the structural representation of rear panel structure.
Figure 22 is the enlarged drawing of D among Fig. 3.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is further elaborated.
As shown in Figures 1 to 4, integrated amplifier comprises casing 1, base 2, handle 3, guard 4, rear panel structure 5, loudspeaker (not shown) and power amplifier (not shown) in the audio amplifier of one.
To shown in Figure 7, casing 1 comprises base plate 11, top board 12, left plate 13, right plate 14, header board 15 and back plate 16 as Fig. 2, Fig. 5; Wherein, base plate 11, top board 12, left plate 13, right plate 14 and back plate 16 are one-body molded.Have first installing hole 111 on the base plate 11, at first installing hole 111 base 2 is installed, the middle part of base 2 is provided with upwardly extending grafting cover 21, as shown in Figures 2 and 3, the cover 21 of pegging graft has bottom-up jack 211, and the top of jack 211 has shrouding 212.In the time will laying audio amplifier, the upper end of support is inserted in the jack 211 get final product, therefore, lay convenience.
Have handle installing hole 121 on the top board 12, be used for installing handle 3.Wherein, as Figure 19 and shown in Figure 20, handle 3 comprises fixed part 31, connecting portion 32, transition part 33, handle portion 34 and shrouding 36.Fixed part 31 is rounded, and fixed part 31 edges form four first and cut edge 311, after fixed part 31 is installed on the casing 1, can position fixed part 31 by first side cut 311, and can prevent fixed part 31 rotations.The middle part of fixed part 31 is through hole, is provided with installing hole 312 at fixed part 31.Connecting portion 32 ringwise, the lower end of connecting portion 32 is connected on the fixed part 31.The lower end of transition part 33 is connected the upper end of connecting portion 32; Transition part 33 has a through hole 35, and an end of transition part 33 is higher than the other end, and the cross section of transition part 33 is tapered; Handle portion 34 is connected on the transition part 33 and across through hole 35, is formed with the insertion section in handle portion 34 both sides by through hole 35, and a side that is positioned at handle portion 34 at transition part 33 is provided with the depressed part 331 of arc.Shrouding 36 is circular, and shrouding 36 edges form four second and cut edge 361, play location and anti-rotation effect, and the position that the middle part of shrouding 36 and through hole 35 are corresponding is curved to lower recess; Be provided with installing hole 362 at shrouding 36.During installation, fixed part 31 and shrouding 36 is superimposed, and installing hole 312 and installing hole 362 are aligned, and make connecting portion 32, transition part 33 pass the handle installing hole 121 of casing 1 from inside to outside, utilize screw that handle 3 is installed on the casing 1.Roof box 12 tilts, and after handle 3 installed, because transition part 33 is taper, therefore, the upper surface of transition part 33 was parallel with horizontal plane or vertical, is convenient to grasp handle portion 34; And owing to be provided with depressed part 331, then when at extraction handle 3, depressed part 331 forms makes a concession spaces, and therefore, the edge of transition part 33 is not easy to contact with the back of the hand and causes the phenomenon of pushing the back of the hand and injuring the back of the hand, makes that extraction is more comfortable.The stressed of suspender member simultaneously, in order to hang audio amplifier, then be provided with connection screw 37 in handle portion 34, so that can improve the suspender member life-span straight down.
To shown in Figure 7, left plate 13 is positioned at the middle part from top to bottom and has a kink 131 as Fig. 5, and left plate 13 extends backward gradually to the inside from kink; Right plate 14 is positioned at the middle part from top to bottom and has a kink 141, and right plate 14 extends backward gradually to the inside from kink.Be provided with first erection column 6 that extends forward at left plate 13 for the rear of kink, the rear that is positioned at kink at right plate 14 is provided with first erection column 6 that extends forward; As Fig. 6 and shown in Figure 14, on left plate 13, be extended with the left inner panel 132 that is connected with first erection column 6 forward from the kink place, has space 133 between left side inner panel 132 and the left plate 13, between left inner panel 132 and left plate 13, be provided with a left side and connect gusset 135, extend forward from left plate 13 rear ends and be connected with left inner panel 132 outsides be provided with left stiffener 134; As shown in Figure 6, on right plate 14, be extended with the right inner panel 142 that is connected with first erection column 6 forward from the kink place, has gap 143 between right inner panel 142 and the right plate 14, be provided with the right gusset 145 that is connected at right inner panel 142 and right plate 14, extend forward from right plate 14 rear ends and be connected with right inner panel 142 outsides be provided with right stiffener 144, so, can improve the intensity of casing 1, and audio amplifier can reduce vibration when pronunciation, thereby improves the audio amplifier voice quality.
As Figure 12 and shown in Figure 13, be provided with installing hole at header board 15; Bugle 9 is installed on the installing hole, the rear end of bugle 9 extends back, be provided with the screw column that extends back 91 of circle distribution in the back of bugle 9, be connected with first reinforcing ring 92 of annular between the screw column 91, being positioned at first reinforcing ring 92 at bugle 9 is provided with between second reinforcing ring, 93, the first reinforcing rings 92 of concentric and second reinforcing ring 93 gapped.In the gap, be provided with the ring that radially extends that connects first reinforcing ring 92 and second reinforcing ring 93 and be connected gusset 94, to improve the intensity between first reinforcing ring 92 and second reinforcing ring 93.Be provided with stiffener 95 between first reinforcing ring 92 and the bugle 9, to improve the bonding strength of first reinforcing ring 92.Be provided with between screw column 91 outsides and the bugle 9 and be connected gusset 96, to promote the bonding strength of screw column 91.Said structure, owing to be provided with screw column 91, then loudspeaker is installed on the screw column 91 by screw, and loudspeaker connects the position and is positioned at outside bugle 9 rearward end, in addition, owing to be provided with first reinforcing ring 92 and second reinforcing ring 93, like this, can improve the intensity of screw column 91 self, therefore, make that the connection of loudspeaker is more firm, stable, reliable, and also be convenient to install loudspeaker.
As Figure 12 and shown in Figure 13, be provided with the left raised line 151 corresponding with left inner panel 132 and the right raised line 152 corresponding with right inner panel 142 at the inner surface of header board 15, left side raised line 151 is provided with left draw-in groove 1511, right raised line 152 is provided with right draw-in groove 1521, and be provided with the left bayonet socket 1512 corresponding with first erection column 6 at left raised line 151, be provided with the right bayonet socket 1522 corresponding with first erection column 6 at right raised line 152.When header board 15 is installed, make a side holding of left inner panel 132 in left draw-in groove 1511, one side holding of right inner panel 142 is in right draw-in groove 1521, simultaneously, the holding of first erection column, 6 correspondences is in left bayonet socket 1512 and right bayonet socket 1522, and utilize screw to fix, guarantee that the reliability of header board 15 installations is with firm.
As shown in Figure 7, have rear board installing hole 162 on the back plate 16.As Fig. 6 and shown in Figure 15, rear board is installed for convenience, be provided with the 3rd erection column 161 at back plate 16.
As shown in Figure 2, be provided with jack 153 at header board 15, be provided with the erection column 71 that is inserted into jack 153 at ornamental strip 7, ornamental strip 7 is inserted into by erection column 71 and realizes in the jack 153 connecting, and ornamental strip 7 is positioned at left and right side plate 14 medial surface places.As Figure 16 and shown in Figure 17, be formed with draw-in groove 72 between ornamental strip 7 and the header board 15, the front surface 721 of draw-in groove 72 extends to form the inclined-plane along casing 1 rear side laterally from the inboard.
To shown in Figure 180, guard 4 comprises cover body 41, guard connecting portion 43 and card article 42 as Figure 16; The cross section camber of cover body 41 is provided with joint pin 411 at the inner surface of cover body 41, passes the connection that header board 15 and joint pin 411 are connected to strengthen guard 4 by screw; Guard connecting portion 43 is from the side of cover body 41 bending forming backward; Card article 42 is connected on the guard connecting portion 43, and card article 42 rolls backward tiltedly and matches with the inclined-plane; Cover body 41, guard connecting portion 43 and card article 42 are one-body molded, can improve the intensity of guard 4 on the one hand, can reduce production costs on the other hand.When guard 4 was installed, as long as the side of card article 42 is snapped onto in the draw-in groove 72, then card article 42 can slide into naturally along the inclined-plane and realize in the draw-in groove 72 installing; As dismantling guard 4, make guard 4 that strain take place, then card article 42 can skid off naturally along the inclined-plane, and therefore, installation and removal guard 4 is all more convenient.
And in order to dismantle ornamental strip 7, be provided with the decorative groove 73 that extends up and down in the front of ornamental strip 7.And this decorative groove 73 can also play the effect of decoration.
As shown in figure 21, rear panel structure 5 comprises rear board 51, and rear board 51 is connected with the 3rd erection column 161 by screw; The middle part of rear board 51 is provided with containing hole, and radiator 52 is installed in the containing hole, and radiator 52 comprises mounting panel and fin, mounting panel is used for installing power amplifier, rear board 51 is stretched out in the rear end of fin, and audio amplifier is when work, because power amplifier can produce a large amount of heats, therefore, can accelerate radiating rate by fin, improve radiating effect, and fin is stretched out rear board 51, can prevent that foreign object from touching rear board 51, play the effect of protection rear board 51; Radiating mode in order to realize that air flows is provided with the ventilation hole (not shown) at radiator 52; The below that is positioned at radiator 52 in the back on the plate 51 is provided with mains switch 53 and supply socket 54; The top that is positioned at radiator 52 in the back on the plate 51 is provided with audio connector 55, audio connector 55 comprises polytype, as audio frequency out connector, audio frequency input connector etc., the top that is positioned at audio connector 55 in the back on the plate 51 is provided with display screen 56, and a side of display screen 56 is provided with button 57.The top that is positioned at display screen 56 in the back on the plate 51 is provided with louvre 58, to improve radiating effect.
Said structure, audio connector 55 and supply socket 54 are separately positioned on the upper and lower of radiator 52, can prevent that on the one hand the heat that produces because of power amplifier to the influence of audio signal, can prevent influencing each other of power supply signal and audio signal on the other hand, thereby improving the quality of audio amplifier pronunciation.And owing to meeting external audio frequency line on the audio connector 55, in order to observe the demonstration situation on the display screen 56, then display screen 56 is arranged on the top of audio connector 55.
As shown in Figure 2, be provided with spliced eye 101 down at base plate 11, be provided with spliced eye 201 at top board 12; Be inserted into down spliced eye 101 and realize quick connection between lower frames 102 and the base plate 11 by being arranged on following connection-peg 103 on the lower frame 102, the while also can realize dismantling fast; Be inserted into spliced eye and realize quick connection between upper side frame 202 and the top board 12 by being arranged on last connection-peg 203 on the upper side frame 202, the while also can realize dismantling fast.Like this; lower frame 102 and upper side frame 202 can improve the intensity of base plate 11 and top board 12; also improved the intensity of box body 1; simultaneously; the phenomenon that can prevent base plate 11 and top board 12 from brushing up against other objects and cause wearing and tearing or damage; thereby protected sound box 1, can also make sound box 1 more attractive in appearance.In addition, when upper side frame 202 and lower frame 102 were worn or damage, as long as change lower frame 102 and upper side frame 202 separately, therefore, the cost of maintenance was low.
As shown in Figs. 8 to 11, the cross section of lower frame 102 comprises connecting portion 1021 and lower extension 1022 down, and the both sides of connecting portion 1021 are close gradually towards the centre downwards down certainly for lower extension 1022; The cross section of upper side frame 202 comprises that connecting portion 2021 reaches upward extension 2022, and last extension 2022 is upwards close gradually towards the centre from the both sides of last connecting portion 2021, and the bottom of lower extension is circular-arc; The top of last extension 3 is circular-arc, with protection casing 1, and saves material, can improve the intensity of lower frame 102 and upper side frame 202 simultaneously.
As shown in Figure 3, the bottom of casing 1 is equipped with audio amplifier bracing frame 30.As shown in figure 22, audio amplifier feet 30 comprises the circular arc body that is arranged in order from inside to outside 301 of two above concentrics, between the adjacent circular arc body 301 space is arranged, with the contact area of increase with ground, and because the existence in gap, then can increase frictional force simultaneously, make that the non-skid property of feet is better, and can also save material.Be positioned at the space between the adjacent circular arc body 301 and be provided with dowel 302, to improve the intensity of feet.Both sides of the edge, circular arc body 301 lower end are provided with chamfering, and the diameter of same circular arc body 301 upper ends like this, can not only make the bonding strength of feet and casing 1 increase, and can save material, also better appearance greater than the diameter of lower end.
Claims (10)
1. an integrated amplifier comprises casing (1), base (2), handle (3), guard (4), rear panel structure (5), loudspeaker and power amplifier in the audio amplifier of one; Described casing (1) comprises base plate (11), top board (12), left plate (13), right plate (14), header board (15) and back plate (16), base plate (11), top board (12), left plate (13), right plate (14) and back plate (16) are one-body molded, have first installing hole (111) at base plate (11), base (2) is installed on first installing hole (111), have handle installing hole (121) at top board (12), handle (3) is installed on the handle installing hole (121); Guard (4) is installed on the casing (1); Rear panel structure (5) is installed on the casing (1); Loudspeaker are installed in the casing (1); Power amplifier is arranged on the rear panel structure (5); It is characterized in that:
Left plate (13) is positioned at the middle part from top to bottom and has a kink (131), and left plate (13) extends backward gradually to the inside from kink (131); Right plate (14) is positioned at the middle part from top to bottom and has a kink (141), and right plate (14) extends backward gradually to the inside from kink; On the medial surface of left plate (13) and right plate (14), be extended with first erection column (6) forward; Upward locate to be extended with forward the left inner panel (132) that is connected with first erection column from kink (131) at left plate (13), have space (133) between left inner panel (132) and the left plate (13); Upward be extended with the right inner panel (142) that is connected with first erection column forward from kink place (141) at right plate (14), have gap (143) between right inner panel (142) and the right plate (14); Inwall at left plate (13) is provided with the left stiffener (134) that extends and be connected with left inner panel (132) from back to front, inwall at right plate (14) is provided with the right stiffener (144) that extends and be connected with right inner panel (142) from back to front, is provided with gusset (122) between top board (12) and back plate (16);
Inner surface at header board (15) is provided with the left raised line (151) corresponding with left inner panel (132) and the right raised line (152) corresponding with right inner panel (142), left side raised line (151) is provided with left draw-in groove (1511), right raised line (152) is provided with right draw-in groove (1521), and be provided with the left bayonet socket (1512) corresponding with first erection column at left raised line (151), be provided with the right bayonet socket (1522) corresponding with first erection column at right raised line (152), one side holding of left side inner panel (132) is in left draw-in groove (1511), one end of first erection column corresponding with left bayonet socket (1512) extend in the left bayonet socket (1512), one side holding of right inner panel (142) is in right draw-in groove (1521), and an end of first erection column corresponding with right bayonet socket (1522) extend in the right bayonet socket (1522);
Described handle (3) comprises fixed part (31), connecting portion (32), transition part (33) and handle portion (34); Connecting portion (32) ringwise; Fixed part (31) is connected the lower end of connecting portion (32) and extends laterally; Transition part (33) is connected the upper end of connecting portion (32), and transition part (33) has a through hole (35), and an end of transition part (33) is higher than the other end, and the cross section of transition part (33) is tapered; Handle portion (34) is connected transition part (33) upward and across through hole (35), is formed with the insertion section in handle portion (34) both sides;
Rear panel structure (5) comprises rear board (51), and the middle part of rear board (51) is provided with containing hole, and radiator (52) is installed in the containing hole, and radiator (52) comprises mounting panel and fin, and rear board (51) is stretched out in the rear end of fin; The below that is positioned at radiator (52) in the back on the plate (51) is provided with mains switch (53) and supply socket (54); The top that is positioned at radiator (52) in the back on the plate (51) is provided with audio connector (55), and the top that is positioned at audio connector (55) in the back on the plate (51) is provided with display screen (56), and a side of display screen (56) is provided with button (57).
2. integrated amplifier according to claim 1 is characterized in that in the audio amplifier of one: be provided with a left side and connect gusset (135) between left plate (13) and left inner panel (132); Between right plate (14) and right inner panel (142), be provided with the right gusset (145) that connects; Be provided with the 3rd erection column (161) at back plate (16).
3. integrated amplifier according to claim 1 is characterized in that in the audio amplifier of one: the middle part of base (2) is provided with upwardly extending grafting cover (21).
4. integrated amplifier according to claim 1 is characterized in that in the audio amplifier of one: be connected with shrouding (36) at fixed part (31), the position corresponding with through hole (35), the middle part of shrouding (36) is curved to lower recess; Be provided with connection screw (37) in handle portion (34).
5. integrated amplifier according to claim 1 is in the audio amplifier of one, it is characterized in that: be provided with jack (153) at header board (15), header board (15) is provided with by erection column (71) and is inserted into the ornamental strip of fixing in the jack (153) (7), be formed with draw-in groove (72) between ornamental strip (7) and the header board (15), the front surface (721) of draw-in groove (72) extends to form the inclined-plane along the casing rear side laterally from the inboard; Guard (4) comprises cover body (41) and is located at the card article (42) of cover body both sides that card article (42) rolls backward tiltedly and matches with the inclined-plane.
6. integrated amplifier according to claim 5 is characterized in that in the audio amplifier of one: be provided with the decorative groove (73) that extends up and down at ornamental strip (7) outer surface.
7. integrated amplifier according to claim 5 is in the audio amplifier of one, it is characterized in that: be provided with guard connecting portion (43) between cover body (41) and card article (42), described guard connecting portion (43) bends the back backward from the guard side and is connected with card article (42).
8. integrated amplifier according to claim 1 is characterized in that in the audio amplifier of one: the top that is positioned at display screen in the back on the plate (51) is provided with louvre (58); Be provided with ventilation hole at mounting panel.
9. integrated amplifier according to claim 1 is in the audio amplifier of one, it is characterized in that: be provided with bugle (9) at header board (15), the rear end of bugle (9) extends back, be provided with the screw column that extends back (91) of circle distribution in the back of bugle (9), be connected with first reinforcing ring (92) of annular between the screw column (91); Be positioned at first reinforcing ring (92) at bugle (9) and be provided with second reinforcing ring (93), gapped between first reinforcing ring (92) and second reinforcing ring (93).
10. integrated amplifier according to claim 9 is characterized in that in the audio amplifier of one: be provided with the ring that radially extends between first reinforcing ring (92) and second reinforcing ring (93) and connect gusset (94); Be provided with stiffener (95) between first reinforcing ring (92) and the bugle (9); Be provided with between screw column (91) outside and the bugle (9) and be connected gusset (96).
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| CN201310128345.0A CN103200473B (en) | 2013-04-15 | 2013-04-15 | A kind of integrated amplifier is in the audio amplifier of one |
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| CN201310128345.0A CN103200473B (en) | 2013-04-15 | 2013-04-15 | A kind of integrated amplifier is in the audio amplifier of one |
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| CN103200473B (en) | 2015-08-26 |
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