CN216052051U - Hearing aid chip testing device - Google Patents
Hearing aid chip testing device Download PDFInfo
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- CN216052051U CN216052051U CN202122404076.9U CN202122404076U CN216052051U CN 216052051 U CN216052051 U CN 216052051U CN 202122404076 U CN202122404076 U CN 202122404076U CN 216052051 U CN216052051 U CN 216052051U
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- frame body
- hearing aid
- gland
- testing device
- objective table
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Abstract
The utility model belongs to the technical field of chip testing, and particularly relates to a hearing aid chip testing device which comprises a first objective table, a testing plate and a second objective table, wherein the first objective table and the testing plate are arranged on the second objective table; the first objective table comprises a base and a gland; the base comprises a base main body and a first frame body, the first frame body is detachably fixed on the base main body, a limiting groove for placing a chip is formed in the top surface of the base main body, and a test needle for connecting the test board and the chip is arranged at the bottom of the limiting groove; the gland comprises a second frame body and a pressing block, the pressing block is detachably arranged on the inner side of the second frame body, and a convex block matched with the limiting groove is arranged on the pressing block; the second frame body is rotatably connected with the first frame body, so that the gland can be switched between an opening position and a closing position; when the gland is switched to the closed position, the bump presses the chip. When the chips with different sizes need to be tested, only the pressing block and the base main body need to be replaced, the first frame body and the second frame body can be repeatedly used, and materials are saved.
Description
Technical Field
The utility model belongs to the technical field of chip testing, and particularly relates to a hearing aid chip testing device.
Background
The chip testing device generally includes an objective table for bearing a chip, the chip on the objective table is connected with a testing board, the testing board is provided with a signal transmission interface, the signal transmission interface is connected with a testing platform, and the testing platform performs calculation processing on a signal.
The existing chip testing device has the following defects: (1) the connection structure between the chip and the test board is complex and inconvenient to use; (2) the objective table for bearing the chip is unreasonable in structure, and when the chips with different sizes are tested, the whole objective table needs to be replaced, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a hearing aid chip testing device which is convenient to use and lower in cost.
Specifically, the technical scheme of the utility model is as follows:
a hearing aid chip testing device comprises a first objective table, a testing plate and a second objective table, wherein the first objective table and the testing plate are arranged on the second objective table; the first objective table comprises a base and a gland; the base comprises a base main body and a first frame body, the first frame body is detachably fixed on the base main body, a limiting groove for placing a chip is formed in the top surface of the base main body, and a test needle for connecting the test board and the chip is arranged at the bottom of the limiting groove; the gland comprises a second frame body and a pressing block, the pressing block is detachably arranged on the inner side of the second frame body, and a convex block matched with the limiting groove is arranged on the pressing block; the second frame body is rotatably connected with the first frame body, so that the gland can be switched between an opening position and a closing position; when the gland is switched to the closed position, the bump presses the chip.
Preferably, a first shaft lever is arranged at the first end of the first frame body, a torsion spring is sleeved on the first shaft lever, and the first end of the second frame body is rotatably connected with the first shaft lever; when the gland is switched to the closing position, the torsion spring is twisted by the first frame body and the second frame body, and the second end of the first frame body is connected with the second end of the second frame body through the fixing piece.
Preferably, the fixing part comprises a claw, a spring and a cross rod, and the cross rod is arranged at the second end of the first frame body; a second shaft lever is arranged at the second end of the second frame body, and the second end of the clamping jaw is rotatably sleeved on the second shaft lever; the spring is arranged between the clamping jaw and the second frame body; when the gland is switched to the closed position, the first end of the clamping jaw hooks the cross rod through the restoring force of the spring.
Preferably, the base main body comprises a boss, the limiting groove is formed in the top surface of the boss, the first frame body is sleeved on the outer side of the boss, and the top surface of the first frame body is flush with the top surface of the boss.
Preferably, the outer side wall of the pressing block is matched with the inner side wall of the second frame body, the top surface of the pressing block is flush with the top surface of the second frame body, and the bottom surface of the pressing block is flush with the bottom surface of the second frame body; and the second frame body is provided with a screw, and the pressing block is locked and fixed on the second frame body through the screw.
Preferably, the pressing block is made of metal, and the second object stage, the base and the second frame are made of plastic.
Preferably, the top surface of the pressing block is provided with a first groove.
Preferably, the hearing aid chip testing device further comprises a positioning piece; the positioning piece is fixed on the second objective table and sequentially penetrates through the first positioning hole in the test board and the second positioning hole in the base main body.
Preferably, the top surface of second objective table is equipped with the second recess that is used for placing the survey test panel, and the bottom surface of second recess is equipped with first groove of stepping down for place the wire, and the lateral wall of second recess is equipped with the second groove of stepping down.
Preferably, the lateral wall of spacing recess is equipped with the third groove of stepping down.
The hearing aid chip testing device provided by the utility model is connected with the chip and the testing board through the testing pin, and has the advantages of simple structure and convenience in use. The gland of the first objective table can be opened and closed in a rotating mode, and chips are convenient to take and place. When different requirements are required for the positions of the test needles or chips with different sizes need to be tested, only the pressing block and the base main body need to be replaced, the first frame body and the second frame body can be repeatedly used, materials are saved, and the cost is reduced.
Drawings
FIG. 1 is a block diagram of a hearing aid chip testing device;
fig. 2 is a block diagram of the hearing aid chip testing device of fig. 1 with the gland open;
fig. 3 is a block diagram of the hearing aid chip testing device of fig. 1 from another perspective after the capping has been opened;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is an exploded view of the gland of FIG. 1;
fig. 6 is an exploded view of the hearing aid chip testing device of fig. 1 with the gland concealed;
fig. 7 is an exploded view of the test plate and second stage of fig. 1.
Detailed Description
The utility model is described in further detail below with reference to the figures and the embodiments.
The first embodiment is as follows:
as shown in fig. 1 to 7, a hearing aid chip testing device includes a first stage 1, a second stage 2, and a test board 3, both the first stage 1 and the test board 3 being disposed on the second stage 2; the first objective table 1 comprises a base and a gland, the base comprises a base main body 112 and a first frame body 111, the first frame body 111 is detachably fixed on the base main body 112, a limiting groove 110 for placing a chip is arranged on the top surface of the base main body 112, and a testing needle 113 for connecting a testing board 3 and the chip is arranged at the bottom of the limiting groove 110; the gland comprises a second frame body 121 and a pressing block 122, the pressing block 122 is detachably arranged on the inner side of the second frame body 121, and a bump 120 matched with the limiting groove 110 is arranged on the pressing block 122; the second frame 121 is rotatably connected to the first frame 111 such that the cover can be switched between an open position and a closed position, and when the cover is switched to the closed position, the bump 120 presses the chip.
The hearing aid chip testing device is connected with the chip and the testing board 3 through the testing needle 113, and is simple in structure and convenient to use. The gland of the first objective table 1 can be opened and closed in a rotating mode, and chips are convenient to take and place. When different requirements are required for the position of the test pin 113 or chips with different sizes need to be tested, only the pressing block 122 and the base main body 112 need to be replaced, and the first frame body 111 and the second frame body 121 can be repeatedly used, so that the material is saved, and the cost is reduced.
In this embodiment, a first shaft 114 is disposed at a first end of the first frame 111, a torsion spring 115 is sleeved on the first shaft 114, and a first end of the second frame 121 is rotatably connected to the first shaft 114; in the present embodiment, the first shaft 114 is fixed to the first frame 111, and in other embodiments, the first shaft 114 may be fixed to the second frame 121. When the cover is switched to the closed position, the torsion spring 115 is twisted by the first frame 111 and the second frame 121, and the second end of the first frame 111 is connected to the second end of the second frame 121 by a fixing member. When the fixing of the fixing member to the first frame 111 and the second frame 121 is released, the torsion spring 115 can support the gland, so that the gland does not need to be rotated manually, and the gland does not need to be supported by hands or tools when the chip is taken and placed, thereby facilitating the use. In other embodiments, the torsion spring 115 may not be provided.
In this embodiment, the fixing member includes a claw 123, a spring 124, and a cross bar 116, and the cross bar 116 is disposed at the second end of the first frame 111; the second end of the second frame 121 is provided with a second shaft rod 125, the second end of the claw 123 is rotatably sleeved on the second shaft rod 125, and the spring 124 is arranged between the claw 123 and the second frame 121. When the cover is switched to the closed position, the first end of the pawl 123 catches the cross bar 116 by the restoring force of the spring 124.
In this embodiment, the spring 124 is a compression spring, and is disposed between the second shaft 125 and the pressing block 122, when the pressing cover is switched to the closed position, the compression spring is compressed by the jaws 123 and the second frame 121, and the second ends of the jaws 123 are supported, so that the first ends of the jaws 123 tightly hook the cross bar 116. When the gland needs to be opened, the second end of the claw 123 is pressed, so that the first end of the claw 123 is separated from the cross rod 116, and when the gland needs to be closed, the second end of the claw 123 is firstly pressed, and then the second end of the claw 123 is released, so that the use is convenient. In other embodiments, the spring 124 may also be a tension spring disposed between the second end of the latch 123 and the second frame 121.
In other embodiments, the fasteners may be fasteners of other configurations, such as screws.
In this embodiment, the base main body 112 includes a boss 1121, the limiting recess 110 is disposed on a top surface of the boss 1121, the first frame 111 is disposed on an outer side of the boss 1121, and a top surface of the first frame 111 is flush with the top surface of the boss 1121. The bosses 1121 limit the position of the first frame 111, and facilitate assembly of the first frame 111 to the base body 112. In other embodiments, the base body 112 may not have the projection 1121.
In this embodiment, the outer side wall of the pressing block 122 is matched with the inner side wall of the second frame 121, the top surface of the pressing block 122 is flush with the top surface of the second frame 121, and the bottom surface of the pressing block 122 is flush with the bottom surface of the second frame 121; the second frame 121 is provided with a screw 126, and the pressing block 122 is fastened and fixed on the second frame 121 by the screw 126. The second frame 121 has a limiting function on the pressing block 122, so that the pressing block 122 can be conveniently assembled on the second frame 121.
The limiting groove 110 needs to be matched with the chip, and the pressing block 122 needs to be matched with the limiting groove 110, in this embodiment, in order to prevent the pressing block 122 from being mismatched with the limiting groove 110, the pressing block 122 is made of metal, the processing precision is high, and the second stage 2, the base and the second frame 121 are made of plastic. In other embodiments, the pressing block 122 may be made of plastic. Further, in the present embodiment, the top surface of the pressing block 122 is provided with a first groove 1221 to save materials.
In this embodiment, the positioning element 4 is fixed on the second stage 2, sequentially passes through the first positioning hole 31 on the test board 3 and the second positioning hole 1122 on the base main body 112, and is used for positioning the test board 3 and the base main body 112 during installation, so as to facilitate installation. In other embodiments, the position member 4 may not be set.
In this embodiment, the top surface of the second stage 2 is provided with a second groove 21 for placing the test board 3, the bottom surface of the second groove 21 is provided with a first recess 22 for placing a wire, and the sidewall of the second groove 21 is provided with a second recess 23 for facilitating the taking and placing of the test board 3.
In this embodiment, the side wall of the limiting groove 110 is provided with a third avoiding groove 117, which is convenient for picking and placing the chip.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model. It should be understood that any modification, equivalent replacement, improvement, etc. made by those skilled in the art after reading the specification, which are within the spirit and principle of the present invention, should be included in the protection scope of the present invention.
Claims (10)
1. A hearing aid chip testing device, characterized by: the test device comprises a first objective table, a test board and a second objective table, wherein the first objective table and the test board are arranged on the second objective table; the first objective table comprises a base and a gland; the base comprises a base main body and a first frame body, the first frame body is detachably fixed on the base main body, a limiting groove for placing a chip is formed in the top surface of the base main body, and a test needle for connecting the test board and the chip is arranged at the bottom of the limiting groove; the gland comprises a second frame body and a pressing block, the pressing block is detachably arranged on the inner side of the second frame body, and a convex block matched with the limiting groove is arranged on the pressing block; the second frame body is rotatably connected with the first frame body, so that the gland can be switched between an opening position and a closing position; when the gland is switched to the closed position, the bump presses the chip.
2. The hearing aid chip testing device according to claim 1, wherein the first end of the first frame body is provided with a first shaft rod, the first shaft rod is sleeved with a torsion spring, and the first end of the second frame body is rotatably connected with the first shaft rod; when the gland is switched to the closing position, the torsion spring is twisted by the first frame body and the second frame body, and the second end of the first frame body is connected with the second end of the second frame body through the fixing piece.
3. The hearing aid chip testing device of claim 2, wherein the fixture comprises a jaw, a spring, and a cross bar, the cross bar being disposed at the second end of the first frame; a second shaft lever is arranged at the second end of the second frame body, and the second end of the clamping jaw is rotatably sleeved on the second shaft lever; the spring is arranged between the clamping jaw and the second frame body; when the gland is switched to the closed position, the first end of the clamping jaw hooks the cross rod through the restoring force of the spring.
4. The hearing aid chip testing device according to claim 1, wherein the base body comprises a boss, the limiting groove is formed on a top surface of the boss, the first frame body is sleeved on an outer side of the boss, and the top surface of the first frame body is flush with the top surface of the boss.
5. The hearing aid chip testing device according to claim 1, wherein an outer side wall of the press block is fitted to an inner side wall of the second frame body, a top surface of the press block is flush with a top surface of the second frame body, and a bottom surface of the press block is flush with a bottom surface of the second frame body; and the second frame body is provided with a screw, and the pressing block is locked and fixed on the second frame body through the screw.
6. The hearing aid chip tester according to claim 5, wherein the press block is made of metal, and the second stage, the base and the second frame are made of plastic.
7. The hearing aid chip testing device of claim 6, wherein a top surface of the press block is provided with a first groove.
8. The hearing aid chip testing device of claim 1, further comprising a positioning member; the positioning piece is fixed on the second objective table and sequentially penetrates through the first positioning hole in the test board and the second positioning hole in the base main body.
9. The hearing aid chip testing device according to claim 1, wherein the top surface of the second stage is provided with a second recess for placing the testing board, the bottom surface of the second recess is provided with a first recess for placing the wire, and the sidewall of the second recess is provided with a second recess.
10. The hearing aid chip testing device according to claim 1, wherein the side wall of the limiting recess is provided with a third relief groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122404076.9U CN216052051U (en) | 2021-09-30 | 2021-09-30 | Hearing aid chip testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122404076.9U CN216052051U (en) | 2021-09-30 | 2021-09-30 | Hearing aid chip testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216052051U true CN216052051U (en) | 2022-03-15 |
Family
ID=80608070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122404076.9U Active CN216052051U (en) | 2021-09-30 | 2021-09-30 | Hearing aid chip testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216052051U (en) |
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2021
- 2021-09-30 CN CN202122404076.9U patent/CN216052051U/en active Active
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