CN203574836U - Portable pull bar sound box - Google Patents
Portable pull bar sound box Download PDFInfo
- Publication number
- CN203574836U CN203574836U CN201320799459.3U CN201320799459U CN203574836U CN 203574836 U CN203574836 U CN 203574836U CN 201320799459 U CN201320799459 U CN 201320799459U CN 203574836 U CN203574836 U CN 203574836U
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- CN
- China
- Prior art keywords
- groove
- pull bar
- rear box
- audio amplifier
- top cover
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- Expired - Lifetime
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Abstract
The utility model discloses a portable pull bar sound box comprising a front casing (1), a rear casing (12), a power amplifier arranged in the rear casing (12) and a tweeter (2) arranged on the front casing (1) and the rear casing (12). The outlet of the tweeter (2) is far from the rear casing (12), a telescopic pull bar (8) is arranged in the rear part of the rear casing (12) and is arranged in the rear casing (12), and the bottom of the rear casing (12) under the pull bar (8) is provided with rollers (10). The portable pull bar sound box also comprises a first groove (3) arranged on the rear casing (12) and on the top of the tweeter (2), and a second groove (6) which is connected with the first groove (3) and close to the pull bar (8), wherein the depth of the second groove (6) is greater than that of the first groove (3). In the portable pull bar sound box provided by the utility model, the carrying capability of the pull bar is large, and the portable pull bar sound box is convenient to drag, and the fact that the depth of the tweeter is moderate is ensured, so that the quality of emitted sound is good.
Description
Technical field
The utility model relates to a kind of audio amplifier, specifically relates to a kind of Portable draw bar audio amplifier.
Background technology
Audio amplifier is widely used in the multiple occasion of entertainment media industry, uses more especially in some large-scale meeting-place and concert.When place is arranged the carrying work of audio amplifier comparatively require great effort time-consuming, and on place in most cases, should not use some means of transportations, audio amplifier self internal structure comprises some metal sheets, self is heavier, uses operation time can cause inconvenience.
In order to address the above problem, according to prior art, generally at the back of audio amplifier and protrude from back or the middle pull bar that is provided with scalability, but pull bar is located at audio amplifier back and protrudes from back, when pull bar pulls out and drag audio amplifier, pull bar will be subject to very large weight, dragging in process, pull bar is very easily out of shape even and fractures, so the bearing capacity of pull bar is little; Although it is large to be located at the bearing capacity of centre pull bar of audio amplifier, when dragging audio amplifier, audio amplifier is easy to encounter people's heel, drags very inconvenient.
In addition, on audio amplifier, be generally provided with storage chamber, be used for placing microphone and other article, according to prior art, generally in a side of audio amplifier, be provided with the storage chamber of a drawer type, the opposite side of storage chamber is tweeter, like this, in the situation that casing size is constant, the degree of depth that is arranged so that tweeter of storage chamber becomes too little, and the sound quality that tweeter sends is so poor.
Utility model content
The technical problems to be solved in the utility model is, overcomes the defect of above prior art, provides a kind of pull bar bearing capacity to drag greatly and convenient and can guarantee that the tweeter degree of depth is moderate so that the Portable draw bar audio amplifier that the sound quality of sending is good.
Technical solution of the present utility model is, the Portable draw bar audio amplifier with following structure is provided, it comprises front casing, rear box, be arranged on power amplifier and the tweeter that is arranged on front casing and rear box top in rear box, the outlet of described tweeter is away from rear box, in the rear side of described rear box, be provided with the pull bar of scalability and be positioned at rear box, the rear box bottom of described pull bar below is provided with roller, it also comprises the first groove and also close pull bar and the second dark groove of depth ratio the first groove of being connected with the first groove that are located on rear box and are positioned at tweeter top, the first described groove top is provided with the top board for shaking hands, in the second described groove, be provided with the parcel tray with top cover, described top cover is provided with for stretching into the opening of the first groove and described opening communicates with the first groove for hand, described top cover, top board, pull bar, the upper surface of front casing and rear box is positioned at same plane.
Adopt after above structure, the utility model compared with prior art, have the following advantages: pull bar is arranged in rear box and is positioned at rear box one side, the bearing capacity of pull bar drags greatly and is convenient like this, parcel tray is located at the top of tweeter, do not take the position of tweeter, make the degree of depth of tweeter can become larger, the quality of sound is also just better, top board, pull bar, the upper surface of front casing and rear box is positioned at same plane, whole audio amplifier seems smooth, very comfortable with hand touch, be easy to carrying, and be positioned at same plane, that is to say the first groove, parcel tray in the second groove, the upper surface of pull bar and whole audio amplifier is positioned at same plane and is same level, it is compact that total seems, make audio amplifier volume become little, more convenient transportation with carry, described opening communicates with the first groove, be convenient to be against and on top board, use portable audio amplifier with hand, very convenient.
As preferably, described parcel tray is provided with the deep hole identical with microphone size shape, is convenient to place microphone, saves the trouble that need to carry microphone.
As preferably, described parcel tray is connected with the second groove is removable, and parcel tray can be processed separately, dismounting at any time, easy to clean.
As preferably, the inner surface of the described top cover position corresponding with deep hole is provided with the open slot that foam-rubber cushion is housed, and dragging in process, easily produces vibration, open slot the inside dress sponge, and sponge can be cushioned the vibration of microphone, and protection microphone is not scratched and damages.
As preferably, described parcel tray and top cover clamping, connect simple, easy accessibility.
As preferably; described parcel tray is provided with snap device; described snap device refers on top cover and the first groove plastic cement knocker is installed; it is convenient that buckle structure is opened top cover; and top cover can not be opened in vibration processes; thereby protected the thing in parcel tray; simple in structure, it is convenient to open, and the model of plastic cement knocker is DT-1; after top cover gets togather; groove on top cover is connected with the first groove and is equal, and hand puts in while carrying audio amplifier, and the inside does not have rugged region; the hand of can not damaging, mentions very comfortable.
As preferably, contacting between described pull bar and rear box seals, and guaranteed the sound effect of audio amplifier.
As preferably, the both sides of described rear box are respectively provided with at least two rectangular grooves, the starting point of described rectangular groove is positioned at a side of pull bar, the distance of terminal and front casing is 20 millimeters～90 millimeters, front casing is connected with screw with rear box, and the setting of rectangular groove is used for making screw to install better, and the installation length of screw shortens, convenient installation, rectangular groove can be strengthened the structural strength of rear box simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view that the utility model Portable draw bar audio amplifier top cover is opened.
Fig. 2 is that the master of the utility model Portable draw bar audio amplifier looks schematic diagram.
Fig. 3 is the schematic top plan view of the utility model Portable draw bar audio amplifier.
Fig. 4 is the elevational schematic view of the utility model Portable draw bar audio amplifier top cover.
Fig. 5 is the schematic perspective view of the utility model Portable draw bar audio amplifier top cover.
Fig. 6 is the schematic perspective view that the utility model Portable draw bar audio amplifier top cover is closed.
Shown in figure: 1, front casing, 2, tweeter, 3, the first groove, 3.1, top board, 4, woofer, 5, parcel tray, 6, the second groove, 6.1, top cover, 7, opening, 8, pull bar, 9, deep hole, 10, roller, 11, open slot, 12, rear box, 13, rectangular groove.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in the figure, the utility model Portable draw bar audio amplifier, it comprises front casing 1, rear box 12, be arranged on power amplifier and the tweeter 2 that is arranged on front casing 1 and rear box 12 tops in rear box 1, the outlet of described tweeter 2 is away from rear box 12, in the rear side of described rear box 12, be provided with the pull bar 8 of scalability and be positioned at rear box 1, rear box 12 bottoms of described pull bar 8 belows are provided with roller 10, it also comprises and is located on rear box 12 and is positioned at the first groove 3 of tweeter 2 tops and is connected with the first groove 3 and near pull bar and the second dark groove 6 of depth ratio the first groove 3, the first described groove 3 tops are provided with the top board 3.1 for shaking hands, in the second described groove 6, be provided with the parcel tray 5 with top cover 6.1, described top cover 6.1 is provided with and for making an obeisance, stretches into the opening 7 of the first groove and described opening 7 communicates with the first groove 6, described top cover 6.1, top board 3.1, pull bar 8, the upper surface of front casing 1 and rear box 12 is positioned at same plane, described parcel tray 5 is provided with the deep hole identical with microphone size shape 9, described parcel tray 5 is with second groove 6 is removable is connected, the inner surface position corresponding with deep hole 9 of described top cover 6.1 is provided with the open slot 11 that foam-rubber cushion is housed, described parcel tray 5 and top cover 6.1 clampings, described parcel tray 5 is provided with snap device, described snap device refers to that described top cover 6.1 is provided with lug 12, on the first groove, be provided with the buckle ear 12 matching with lug 12, contacting between described pull bar 8 and rear box 12 seals, the both sides of described rear box 12 are respectively provided with at least two rectangular grooves 15, the starting point of described rectangular groove 15 is positioned at a side of pull bar 8, the distance of terminal and front casing 1 is 20 millimeters～90 millimeters.
The utlity model has following advantage: pull bar 8 is arranged in rear box 12 and is positioned at rear box 12 1 sides, the bearing capacity of pull bar 8 drags greatly and is convenient like this, parcel tray 5 is located at the top of tweeter 2, do not take the position of tweeter 2, make the degree of depth of tweeter 2 can become larger, it is better that sound quality also just becomes, top cover 6.1, top board 3.1, pull bar 8, the upper surface of front casing 1 and rear box 12 is positioned at same plane, whole audio amplifier seems smooth, very comfortable with hand touch, be easy to carrying, and be positioned at same plane, that is to say the first groove 3, parcel tray 5 in the second groove 6, the upper surface of pull bar 8 and whole audio amplifier is positioned at same plane and is same level, it is compact that total seems, make audio amplifier volume become little, more convenient transportation with carry, described opening 7 communicates with the first groove 3, be convenient to be against and on top board, use portable audio amplifier with hand, very convenient.
Specifically, described parcel tray 5 is provided with the deep hole 9 of microphone size, for laying microphone, easy to carry, described parcel tray 5 is removable connections with the second groove 6, and parcel tray 5 can be processed separately, dismounting at any time, easy to clean, described top cover 6.1 is provided with open slot 11, for placing foam-rubber cushion, builds top cover 6.1, and the microphone mouth of microphone is against on foam-rubber cushion, and at audio amplifier, dragging in process can slowing down vibration, can not damage because of vibration microphone, described parcel tray 5 and top cover 6.1 clampings, connect simply easy accessibility, buckle structure makes us can free switch parcel tray 5, snap device refers on top cover 6.1 and the first groove 3 plastic cement knocker is installed, it is convenient that buckle structure is opened top cover, and top cover 6.1 can not be opened in vibration processes, thereby protected the thing in parcel tray 5, simple in structure, it is convenient to open, the model of plastic cement knocker is DT-1, after top cover 6.1 gets togather, opening 7 on top cover 6.1 is connected with the first groove 3 and is equal, hand puts in while carrying audio amplifier, the inside does not have rugged region, the hand of can not damaging, mention very comfortable, simple in structure, do not take up space, click top cover 6.1, parcel tray 5 is opened, press again top cover 6.1, parcel tray 5 is just closed, contacting between pull bar 8 and rear box 12 seals, guaranteed the sound quality of audio amplifier, because packing less words, some can run out the sound of audio amplifier the inside from the position of pull bar 8, greatly affected sound quality, sealing refers to that the place plastic mattress contacting with rear box 12 in the bottom of pull bar 8 is connected, and bonding firmly with glue, is then screwed, the both sides of described rear box 12 are respectively provided with at least two rectangular grooves 13, the starting point of described rectangular groove 13 is positioned at a side of pull bar 8, the distance of terminal and front casing 1 is 20 millimeters～90 millimeters, front casing 1 is connected with rear box 12 use screws, the setting of rectangular groove 13 is used for making screw to install better, and the shortening of the installation length of screw, convenient installation, rectangular groove 13 can be strengthened the structural strength of rear box 12 simultaneously.
Pull bar 8 is opened, then downward-sloping, just can drag audio amplifier, because pull bar 8 is arranged on a side of casing of loudspeaker box 1 and is positioned at casing of loudspeaker box 1, can carry large weight, can not encounter again heel, drag conveniently, this audio amplifier also can be with portable, the first groove 3 and opening 7 form a complete groove, hand can put in, then with hand, be against and on top board 3.1, just can mention audio amplifier, top cover 6.1, top board 3.1, pull bar 8, the upper surface of front casing 1 and rear box 12 is positioned at same plane, whole casing seems smooth, touch up and have very much texture, more flexible during with portable audio amplifier, carrying is also convenient.
Below only with regard to most preferred embodiment of the present utility model, be described, but can not be interpreted as it is limitations on claims.The utility model is not limited only to above embodiment, and its concrete structure allows to change, and such as open slot 11 is interior, can also put foam, and all various variations of doing in the protection range of the utility model independent claims are all in protection range of the present utility model.
Claims (8)
1. Portable draw bar audio amplifier, it comprises front casing (1), rear box (12), be arranged on power amplifier and the tweeter (2) that is arranged on front casing (1) and rear box (12) top in rear box (12), the outlet of described tweeter (2) is away from rear box (12), it is characterized in that: in the rear side of described rear box (12), be provided with the pull bar (8) of scalability and be positioned at rear box (1), rear box (12) bottom of described pull bar (8) below is provided with roller (10), it also comprises that being located at rear box (12) goes up and be positioned at first groove (3) of tweeter (2) top and be connected with the first groove (3) and close pull bar (8) and dark the second groove (6) of depth ratio the first groove (3), described the first groove (3) top is provided with the top board (3.1) for shaking hands, in described the second groove (6), be provided with the parcel tray (5) with top cover (6.1), described top cover (6.1) is provided with for stretching into the opening (7) of the first groove (3) and described opening (7) communicates with the first groove (6) for hand, described top cover (6.1), top board (3.1), pull bar (8), the upper surface of front casing (1) and rear box (12) is positioned at same plane.
2. Portable draw bar audio amplifier according to claim 1, is characterized in that: described parcel tray (5) is provided with the deep hole identical with microphone size shape (9).
3. Portable draw bar audio amplifier according to claim 2, is characterized in that: described parcel tray (5) and removable connection of the second groove (6).
4. Portable draw bar audio amplifier according to claim 2, is characterized in that: the inner surface position corresponding with deep hole (9) of described top cover (6.1) is provided with the open slot (11) that foam-rubber cushion is housed.
5. Portable draw bar audio amplifier according to claim 2, is characterized in that: described parcel tray (5) and top cover (6.1) clamping.
6. Portable draw bar audio amplifier according to claim 1, is characterized in that: described parcel tray (5) is provided with snap device, and described snap device refers on top cover (6.1) and the first groove (3) plastic cement knocker is installed.
7. Portable draw bar audio amplifier according to claim 1, is characterized in that: contacting between described pull bar (8) and rear box (12) seals.
8. Portable draw bar audio amplifier according to claim 1, it is characterized in that: the both sides of described rear box (12) are respectively provided with at least two rectangular grooves (13), the starting point of described rectangular groove (13) is positioned at a side of pull bar (8), and the distance of terminal and front casing (1) is 20 millimeters～90 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320799459.3U CN203574836U (en) | 2013-12-05 | 2013-12-05 | Portable pull bar sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320799459.3U CN203574836U (en) | 2013-12-05 | 2013-12-05 | Portable pull bar sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203574836U true CN203574836U (en) | 2014-04-30 |
Family
ID=50542543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320799459.3U Expired - Lifetime CN203574836U (en) | 2013-12-05 | 2013-12-05 | Portable pull bar sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203574836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105430557A (en) * | 2015-11-30 | 2016-03-23 | 曾卓 | Energy-saving and environment-friendly wind power generation sound box |
| WO2017143783A1 (en) * | 2016-02-28 | 2017-08-31 | 广州市创宏电子有限公司 | Audio system capable of carrying personal item |
-
2013
- 2013-12-05 CN CN201320799459.3U patent/CN203574836U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105430557A (en) * | 2015-11-30 | 2016-03-23 | 曾卓 | Energy-saving and environment-friendly wind power generation sound box |
| WO2017143783A1 (en) * | 2016-02-28 | 2017-08-31 | 广州市创宏电子有限公司 | Audio system capable of carrying personal item |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |