CN205210128U - Table pastes moisture -proof test fixture of formula fuse - Google Patents
Table pastes moisture -proof test fixture of formula fuse Download PDFInfo
- Publication number
- CN205210128U CN205210128U CN201521061110.5U CN201521061110U CN205210128U CN 205210128 U CN205210128 U CN 205210128U CN 201521061110 U CN201521061110 U CN 201521061110U CN 205210128 U CN205210128 U CN 205210128U
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- CN
- China
- Prior art keywords
- probe
- mount type
- type fuse
- test fixture
- humidity test
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a table pastes moisture -proof test fixture of formula fuse is including the base, the spacer, the spacer install in on the base for compress tightly the specimen sample base plate that the table pasted the formula fuse, the probe, probe one end utilizes the wire to be connected to one of them electrode of power supply, the other end with the electrocardio is connected in the sign of specimen sample base plate, visit needle holder, visit needle holder install in on the base, and will the probe is installed, and preforming, the preforming install in on the base, will the specimen sample base plate is pressed and is held, and with the conductive welding disk electricity of specimen sample base plate is connected, the preforming is external to have the wire to be connected to another electrode of power supply. The utility model discloses rational in infrastructure, simple to operate is reliable and stable, can accomplish the humidity test that a plurality of tables pasted the formula fuse simultaneously, satisfies the relevant requirement of making among the GJB5850 -2006 to the humidity test.
Description
Technical field
The utility model relates to fuse technical field of measurement and test, is specially a kind of surface-mount type fuse humidity test fixture, is particularly useful for the humidity test of JFM-3216/F type surface-mount type fuse.
Background technology
Fuse (fuse) refers to when electric current exceedes setting, with the heat that itself produces, melt is fused, a kind of electrical equipment of disconnecting circuit.Fuse is after exceeding setting a period of time according to electric current, makes Melt molten, thus circuit is disconnected with the heat that himself produces; Use a kind of current protector that this principle is made.Fuse is widely used in high and low voltage electric distribution system and control system and consumer, as the protector of short circuit and excess current, is apply one of the most general protection device.
Fuse kind is more; such as pull-out fuse, screw base fuse, protected cut-out and fastp-acting fuse etc.; wherein; surface-mount type fuse (surface-adhered type fuse) is mainly used in the overload protection of printed circuit board (PCB) and other circuit; to protect the safe operation of electronic component; its principle is when circuit malfunctions or exception, and when current loading is excessive, metal bath self fusing cuts off electric current with protection circuit.
In order to ensure the quality of surface-mount type fuse, need to carry out testing inspection to the moisture resistance properties of surface-mount type fuse, this just needs to solve fixture and how to realize the problems such as the applying of polarizing voltage, sample inclination 75 ° of angles and sample installation, but, not a kind of reasonably fixture realizes effectively clamping the humidity test of JFM-3216/F type surface-mount type fuse at present, causes test findings not accurate enough.
Utility model content
The technical matters that the utility model solves is to provide a kind of surface-mount type fuse humidity test fixture, thus solves the problem in above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions:
A kind of surface-mount type fuse humidity test fixture, comprises base;
Spacer, described spacer is installed on described base, in order to compress the test specimen substrate of surface-mount type fuse;
Probe, described probe one end profit is wired to one of them electrode of power supply, and the other end is electrically connected with the mark center of described test specimen substrate;
Probe support, described probe support is installed on described base, and is installed by described probe;
And compressing tablet, described compressing tablet is installed on described base, and described test specimen substrate is carried out pressure holding, and is electrically connected with the conductive welding disk of described test specimen substrate, and described compressing tablet is circumscribed with another electrode that wire is connected to described power supply.
In the utility model, as the preferred technical scheme of one, the sample installation panel that described base comprises pedestal and is connected with described pedestal, described sample installation panel becomes 75 ° of angles with level, meet the related request to sample installment state in GJB5850.
In the utility model, as the preferred technical scheme of one, described spacer utilizes gib screw to be arranged on described sample installation panel.
In the utility model, as the preferred technical scheme of one, described spacer has strip plate body, and the homonymy of described strip plate body has at least one flange, and the top of described flange offers the locating slot matched with the mark center of described test specimen substrate.At the trial, the mark center of described test specimen substrate is installed in described locating slot.
In the utility model, as the preferred technical scheme of one, the width of described locating slot is greater than the mark center width of described test specimen substrate.Therefore, described test specimen substrate when mounted can transverse shifting, is convenient to adjust probe and is pressed in position on sample.
In the utility model, as the preferred technical scheme of one, described probe comprises probe bodies and is installed on the probe ring in described probe bodies.
In the utility model, as the preferred technical scheme of one, described probe support comprises pillar, top board and lower platen, the lower end of described pillar is installed on described sample installation panel, described top board and described lower platen are arranged at the upper end of described pillar, and described probe ring is held on centre.
In the utility model, as the preferred technical scheme of one, the top and bottom of described pillar are provided with screw thread, and wherein lower end utilizes screw thread to be installed on sample installation panel, and upper end utilizes clamp nut described top board and described lower platen to be installed.
In the utility model, as the preferred technical scheme of one, the two ends of described strip plate body are provided with hook portion, and the described pillar that described hook portion is hooked in two ends is reinforced.
In the utility model, as the preferred technical scheme of one, described compressing tablet is provided with the projection contacted with the conductive welding disk of described test specimen substrate.
Whole fixture in use, after being installed by test specimen substrate, is put into humidity cabinet, and is drawn lead-in wire and be energized, meet in GJB5850-2006 the related request that humidity test is made by the utility model.
Owing to have employed above technical scheme, the utility model has following beneficial effect:
The utility model is rational in infrastructure, easy for installation reliable and stable, can complete the humidity test of multiple surface-mount type fuse simultaneously, meets in GJB5850-2006 the related request that humidity test is made.
Accompanying drawing explanation
Fig. 1 is partial groups assembling structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of the utility model base;
Fig. 3 is the structural representation of the utility model spacer;
Fig. 4 is the structural representation of the utility model probe;
Fig. 5 is the structural representation of the utility model probe support;
Fig. 6 is the structural representation of the utility model pillar;
Fig. 7 is the structural representation of the utility model compressing tablet.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the utility model further.
See Fig. 1, a kind of surface-mount type fuse humidity test fixture, comprise base 1, spacer 2, probe 3, probe support 4 and compressing tablet 5, for the ease of representing, the partial structurtes of fixture are only shown in figure, described spacer 2 is installed on described base 1, in order to compress the test specimen substrate 6 of surface-mount type fuse; Described probe 3 one end profit is wired to one of them electrode of power supply, and the other end is electrically connected with the mark center of described test specimen substrate 6, have employed the connected mode that directly pressure is touched herein; Described probe support 4 is installed on described base 1, and is installed by described probe 3, and probe 3 can carry out axial activity; Described compressing tablet 5 is installed on described base 1, described test specimen substrate 6 is carried out pressure holding, and is electrically connected with the conductive welding disk of described test specimen substrate 6, and described compressing tablet 5 is circumscribed with another electrode that wire is connected to described power supply.
As shown in Figure 2, the sample installation panel 12 that described base 1 comprises pedestal 11 and is connected with described pedestal 11, described sample installation panel 12 becomes 75 ° of angles with level, meet the related request to sample installment state in GJB5850.Described spacer 2 utilizes gib screw to be arranged on described sample installation panel 12.
As shown in Figure 3, described spacer 2 has strip plate body 21, the homonymy of described strip plate body 21 has at least one flange 22, and the present embodiment has six flanges 22, and the top of described flange 22 offers the locating slot 23 matched with the mark center of described test specimen substrate 6.At the trial, the mark center of described test specimen substrate 6 is installed in described locating slot 23, and the width of described locating slot 23 is greater than the mark center width of described test specimen substrate 6.Therefore, described test specimen substrate 6 when mounted can transverse shifting, is convenient to adjust probe 3 and is pressed in position on sample.
As shown in Figure 4, described probe 3 comprises probe bodies 31 and the probe ring 32 be installed in described probe bodies 31.As shown in Figure 5, described probe support 4 comprises pillar 41, top board 42 and lower platen 43, the lower end of described pillar 41 is installed on described sample installation panel 12, described top board 42 and described lower platen 43 are arranged at the upper end of described pillar 41, and described probe ring 32 is held on centre, thus realize fixing probe 3.
As shown in Figure 6, the top and bottom of described pillar 41 are provided with screw thread, and wherein lower end utilizes screw thread to be installed on sample installation panel 12, and upper end utilizes clamp nut 44 described top board and described lower platen to be installed.In addition, strip plate body 21 two ends of described spacer 2 are provided with hook portion 24, and the described pillar that described hook portion 24 is hooked in two ends is reinforced.
As shown in Figure 7, described compressing tablet 5 is provided with the projection 51 contacted with the conductive welding disk of described test specimen substrate 6.
Whole fixture in use, after being installed by test specimen substrate, is put into humidity cabinet, and is drawn lead-in wire and be energized, meet in GJB5850-2006 the related request that humidity test is made by the utility model.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. a surface-mount type fuse humidity test fixture, is characterized in that: comprise base;
Spacer, described spacer is installed on described base, in order to compress the test specimen substrate of surface-mount type fuse;
Probe, described probe one end profit is wired to one of them electrode of power supply, and the other end is electrically connected with the mark center of described test specimen substrate;
Probe support, described probe support is installed on described base, and is installed by described probe;
And compressing tablet, described compressing tablet is installed on described base, and described test specimen substrate is carried out pressure holding, and is electrically connected with the conductive welding disk of described test specimen substrate, and described compressing tablet is circumscribed with another electrode that wire is connected to described power supply.
2. a kind of surface-mount type fuse humidity test fixture according to claim 1, it is characterized in that: the sample installation panel that described base comprises pedestal and is connected with described pedestal, described sample installation panel becomes 75 ° of angles with level.
3. a kind of surface-mount type fuse humidity test fixture according to claim 2, is characterized in that: described spacer utilizes gib screw to be arranged on described sample installation panel.
4. a kind of surface-mount type fuse humidity test fixture according to claim 3, it is characterized in that: described spacer has strip plate body, the homonymy of described strip plate body has at least one flange, and the top of described flange offers the locating slot matched with the mark center of described test specimen substrate.
5. a kind of surface-mount type fuse humidity test fixture according to claim 4, is characterized in that: the width of described locating slot is greater than the mark center width of described test specimen substrate.
6. a kind of surface-mount type fuse humidity test fixture according to claim 5, is characterized in that: described probe comprises probe bodies and is installed on the probe ring in described probe bodies.
7. a kind of surface-mount type fuse humidity test fixture according to claim 6, it is characterized in that: described probe support comprises pillar, top board and lower platen, the lower end of described pillar is installed on described sample installation panel, described top board and described lower platen are arranged at the upper end of described pillar, and described probe ring is held on centre.
8. a kind of surface-mount type fuse humidity test fixture according to claim 7, it is characterized in that: the top and bottom of described pillar are provided with screw thread, wherein lower end utilizes screw thread to be installed on sample installation panel, and upper end utilizes clamp nut described top board and described lower platen to be installed.
9. a kind of surface-mount type fuse humidity test fixture according to claim 8, is characterized in that: the two ends of described strip plate body are provided with hook portion, and the described pillar that described hook portion is hooked in two ends is reinforced.
10. a kind of surface-mount type fuse humidity test fixture according to any one of claim 1-9, is characterized in that: described compressing tablet is provided with the projection contacted with the conductive welding disk of described test specimen substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521061110.5U CN205210128U (en) | 2015-12-17 | 2015-12-17 | Table pastes moisture -proof test fixture of formula fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521061110.5U CN205210128U (en) | 2015-12-17 | 2015-12-17 | Table pastes moisture -proof test fixture of formula fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205210128U true CN205210128U (en) | 2016-05-04 |
Family
ID=55847837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521061110.5U Expired - Fee Related CN205210128U (en) | 2015-12-17 | 2015-12-17 | Table pastes moisture -proof test fixture of formula fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205210128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912874A (en) * | 2020-09-09 | 2020-11-10 | 巨石集团有限公司 | Device and method for measuring drying and film forming time of glass fiber raw yarn cake |
-
2015
- 2015-12-17 CN CN201521061110.5U patent/CN205210128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912874A (en) * | 2020-09-09 | 2020-11-10 | 巨石集团有限公司 | Device and method for measuring drying and film forming time of glass fiber raw yarn cake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20191217 |