CN211240082U

CN211240082U - Sound box air leakage testing machine

Info

Publication number: CN211240082U
Application number: CN201921913954.6U
Authority: CN
Inventors: 吴娜玲
Original assignee: Jiangxi Yike Electroacoustic Co Ltd
Current assignee: Jiangxi Yike Electroacoustic Co Ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-08-11
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a sound box gas leakage test machine, its structure includes: the quick-witted case, upper cover, the control cabinet, the distancer, air pressure controller, the wire, clamping device, hinge, machine case are the rectangle box form, and the upper cover is connected with quick-witted case through the hinge, and air pressure controller intercommunication machine incasement portion is connected with the control cabinet through the wire in the case outside, and the distancer is fixed in the upper cover below, and clamping device fixes in quick-witted incasement portion below and its four sides are parallel with quick-witted incasement side four sides respectively, the utility model discloses an utilize clamping device to make testing result more accurate, through utilizing clamping piece and spring fit, not only can press from both sides the impression tightly, still can be applicable to not unidimensional stereo set, attach the clamping piece that has the rubber face through the use, can press from both sides tight frictional force that increases, can also not damage.

Description

Sound box air leakage testing machine

Technical Field

The utility model relates to an audio frequency field, specific is a sound box gas leakage test machine.

Background

Stereo set cavity gas leakage can lead to the stereo set performance inferior quality, and audio amplifier gas leakage test machine just is the machine that detects the gas tightness of stereo set, but in prior art, the stereo set is when putting into the inside detection of check out test set, often does not adopt fixing device, can cause the stereo set to rock when the adjustment equipment air pressure controller functions or artificial operation, causes detection error, influences the accuracy of testing result.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a sound box gas leakage test machine.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a sound box air leakage testing machine structurally comprises: the range finder is fixed below the upper cover, and the clamping devices are fixed below the inner part of the case, and four sides of the clamping devices are parallel to four sides of the inner side of the case respectively.

Furthermore, clamping device 7 mainly comprises base, spout, clamping piece, slider, spring, connecting rod, the base is the hollow form of rectangle, the spout is established in the base upper end and link up inside the base, the slider is the cuboid form and fixes at clamping piece below rear end, the clamping piece passes through slider activity block on the spout, the spring is established between slider and base inner wall.

Furthermore, the clamping pieces, the sliding blocks, the sliding grooves and the springs are all provided with four clamping pieces which are respectively positioned at the left side and the right side of the base, and the clamping pieces at the left side and the right side are respectively connected through the connecting rods.

Furthermore, the distance measuring instruments are more than three and are distributed in a straight line below the upper cover.

Furthermore, the clamping surface of the clamping piece is made of rubber.

Advantageous effects

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses an utilize clamping device to make testing result more accurate, through utilizing clamping piece and spring fit, not only can press from both sides the stereo set tightly, still can be applicable to not unidimensional stereo set, attach the clamping piece that has the rubber face through the use, can increase the tight frictional force of clamp, can also not damage the outward appearance of stereo set when pressing from both sides tight stereo set.

Drawings

Fig. 1 is the utility model relates to a structural schematic diagram of sound box gas leakage test machine.

Fig. 2 is the utility model relates to an internal structure schematic diagram of audio amplifier gas leakage test machine.

Fig. 3 is a schematic structural view of the clamping device of the present invention.

In the figure: the device comprises a case-1, an upper cover-2, a console-3, a distance meter-4, an air pressure controller-5, a wire-6, a clamping device-7, a hinge-8, a base-A, a chute-B, a clamping piece-C, a sliding block-D, a spring-E and a connecting rod-F.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments, not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1-3, the utility model provides a sound box air leakage testing machine, its structure includes: the range finder comprises a case 1, an upper cover 2, a control console 3, a range finder 4, an air pressure controller 5, a wire 6, a clamping device 7 and a hinge 8, wherein the case 1 is in a rectangular case shape, the upper cover 2 is connected with the case 1 through the hinge 8, the air pressure controller 5 is communicated with the inside of the case 1 and is connected with the control console 3 through the wire 6 at the outer side of the case 1, the range finder 4 is fixed below the upper cover 2, the clamping device 7 is fixed below the inside of the case 1 and four sides of the clamping device are respectively parallel to four sides of the inner side of the case 1, the clamping device 7 mainly comprises a base A, a chute B, a clamping piece C, a sliding block D, a spring E and a connecting rod F, the base A is in a rectangular hollow shape, the chute B is arranged at the upper end of the base A and penetrates through the inside of the base A, the sliding block D is in a rectangular shape and is fixed at the rear end of the, spring E establishes between slider D and base A inner wall, clamping piece C, slider D, spout E, spring E all are equipped with four and are located base A left and right sides respectively, the clamping piece C of the left and right sides is connected through connecting rod F respectively, distancer 4 is equipped with more than three and at 2 below straight distributions of upper cover, clamping face of clamping piece C adopts the rubber material.

The working principle of the present invention is explained as follows:

put into the tester with the stereo set, withhold left side clamping piece C earlier with one side of stereo set, push away to quick-witted case 1 inner wall direction, withhold the clamping piece C on right side with the another side of stereo set again, through clamping piece C and spring E cooperation, make the stereo set can receive the elasticity that comes from left and right sides spring E and press from both sides tightly fixed, then come the atmospheric pressure in the control box 1 through control cabinet 3 control pressure controller 5, the rethread distancer 4 detects the amplitude of megaphone and detects the gas tightness through control cabinet 3 feedback data.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A sound box air leakage testing machine structurally comprises: case (1), upper cover (2), control cabinet (3), distancer (4), pneumatic controller (5), wire (6), clamping device (7), hinge (8), its characterized in that:

the cabinet (1) is in a rectangular box shape, the upper cover (2) is connected with the cabinet (1) through a hinge (8), the air pressure controller (5) is communicated with the inside of the cabinet (1) and is connected with the console (3) through a wire (6) on the outer side of the cabinet (1), the range finder (4) is fixed below the upper cover (2), the clamping device (7) is fixed below the inside of the cabinet (1) and four sides of the clamping device are parallel to four sides of the inner side of the cabinet (1) respectively.

2. The sound box air leakage testing machine according to claim 1, characterized in that: clamping device (7) mainly comprise base (A), spout (B), clamping piece (C), slider (D), spring (E), connecting rod (F), base (A) is the hollow form of rectangle, inside spout (B) is established in base (A) upper end and link up base (A), slider (D) is the cuboid form and fixes at clamping piece (C) below rear end, clamping piece (C) passes through slider (D) and goes up movable block on spout (B), spring (E) is established between slider (D) and base (A) inner wall.

3. The sound box air leakage testing machine according to claim 2, characterized in that: clamping piece (C), slider (D), spout (B), spring (E) all are equipped with four and are located base (A) left and right sides respectively, the clamping piece (C) of the left and right sides is connected through connecting rod (F) respectively.

4. The sound box air leakage testing machine according to claim 2, characterized in that: the distance measuring instruments (4) are more than three and are distributed in a straight line below the upper cover (2).