CN210982007U - Fuse piece plug power test fixture and plug power testing arrangement - Google Patents
Fuse piece plug power test fixture and plug power testing arrangement Download PDFInfo
- Publication number
- CN210982007U CN210982007U CN201921348908.6U CN201921348908U CN210982007U CN 210982007 U CN210982007 U CN 210982007U CN 201921348908 U CN201921348908 U CN 201921348908U CN 210982007 U CN210982007 U CN 210982007U
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- clamping
- extraction force
- arc
- force testing
- connecting part
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Abstract
The utility model relates to a safety piece insertion and extraction force test fixture and an insertion and extraction force test device, which belong to the technical field of test devices and are used for clamping a safety piece when the insertion and extraction force test device tests the insertion and extraction force, and comprise a clamping part for stably clamping the safety piece and a connecting part fixedly connected with the insertion and extraction force test device; the connecting part is fixedly connected to the top of the clamping part; the clamping part comprises two clamping arms arranged in parallel and an arc-shaped connecting part for connecting the two clamping arms; the connecting part is arranged at the top of the arc-shaped connecting part. The utility model discloses a change to the clamping part, the realization is measured different insurance pieces, and has that the structure is exquisite, easy operation, application scope are wide, do not harm and are influenced by test sample, test for a short time, advantage that the practicality is strong.
Description
Technical Field
The utility model relates to a testing arrangement's technical field specifically relates to a insurance piece plug power test fixture and plug power testing arrangement.
Background
An electrical box (known as a central electrical junction box for a vehicle) is a key safety part and a functional part on a vehicle, and a relay, a fuse (fuse/chip), a wiring harness plug connector and the like are inserted into a main body of the electrical box. Because the installation mode has a negative angle situation, namely the installation mode inclines downwards, such as a cabin instrument desk electrical box and a relay have certain weight, and the automobile has larger jolt and vibration during running, in order to prevent loosening or falling and ensure the reliability and stability of electrical and mechanical connection, relevant insertion force and extraction force test regulations are made in the automobile industry recommended standard QC/T707-2004 technical conditions of automotive central electrical junction box.
The existing insertion and extraction force testing device generally uses a chuck, and the chuck capable of clamping the relay has larger volume and heavier mass; and the clamping is adjusted for both sides, so that the occupied space is large, the adjustment is more difficult to realize, the axes of the safety piece and the pull rod of the insertion and extraction force testing device are overlapped and clamped, the time is more spent, and the testing result is also influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the inconvenient technical problem of regulation of current anchor clamps, the utility model provides a insurance piece plug power test fixture and plug power testing arrangement.
In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme: a safety piece insertion and extraction force test fixture comprises a clamping component for stably clamping a safety piece and a connecting component fixedly connected with an insertion and extraction force test device; the connecting part is fixedly connected to the top of the clamping part; the clamping part comprises two clamping arms arranged in parallel and an arc-shaped connecting part for connecting the two clamping arms, so that a U-shaped elastic bayonet structure with a downward opening of the clamping part is formed; the connecting part is arranged at the top of the arc-shaped connecting part; the test fixture further comprises a tensioning piece used for positioning the current position states of the two clamping arms.
Preferably, the arc-shaped surface at the groove bottom of the U-shaped elastic bayonet structure is in a necking groove shape with the groove opening distance smaller than the groove cavity distance.
Preferably, the arc is a major arc; the arc connecting part is made of No. 45 steel.
Preferably, the bottoms of the two clamping arms are respectively provided with a first fixing part and a second fixing part, and the distance between the first fixing part and the second fixing part is 3.6-10 mm; the ratio of the displacement of the first fixing part or the second fixing part of the arc-shaped connecting part, which is deviated from the vertical position, to the clamping arm is less than 0.01.
Preferably, the connecting part comprises a shaft head and a locking nut in threaded connection with the shaft head; the shaft head is connected with a connecting rod of the insertion and extraction force testing device through a bolt and fixed through a locking nut.
Preferably, the clamping component is provided with an internal thread hole along the axis; the connecting component is in threaded connection with the clamping component through the internal threaded hole.
Another object of the utility model is to provide: an insertion and extraction force testing device comprises a safety piece insertion and extraction force testing jig.
The beneficial effects of the utility model reside in that: the utility model discloses insurance piece plug power test fixture's arm lock left and right both sides and arc connecting portion formula as an organic whole to with "pivot" root design for thin arm district, form "rotation" with the little elastic deformation that provides, and with the help of clamp bolt and butterfly nut, realize the symmetry centre gripping to insurance piece in the tested sample piece, also guaranteed the accuracy of surveying data.
According to the specifications and models of the safety discs obtained through collection and statistics, clamping parts with different specifications are designed, and different safety discs are measured through replacement of the clamping parts.
The device has the advantages of exquisite structure, simple operation, wide application range, no damage to the tested sample piece, small test influence and strong practicability.
Drawings
Fig. 1 is a schematic structural view of the safety piece insertion and extraction force testing jig of the present invention.
1-a clamping member; 11-a clamp arm; 12-an arc-shaped connection; 2-connecting part.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.
Example 1
As shown in fig. 1, a safety piece insertion and extraction force testing jig includes a clamping component 1 for stably clamping a safety piece and a connecting component 2 fixedly connected with an insertion and extraction force testing device; the connecting part 2 is fixedly connected to the top of the clamping part 1; the clamping component 1 comprises two clamping arms 11 arranged in parallel and an arc-shaped connecting part 12 for connecting the two clamping arms 11, so that a U-shaped elastic bayonet structure with a downward opening of the clamping component 1 is formed; the connecting part 2 is arranged at the top of the arc-shaped connecting part 12; the test fixture further comprises a tensioning piece for positioning the current position states of the two clamping arms 11.
Example 2
On the basis of embodiment 1, the arc-shaped surface at the groove bottom of the U-shaped elastic bayonet structure is in a necking groove shape with the groove opening spacing smaller than the groove cavity spacing.
The arc is a major arc; the arc-shaped connecting part 12 is made of No. 45 steel.
The bottoms of the two clamping arms 11 are respectively provided with a first fixing part and a second fixing part, and the distance between the first fixing part and the second fixing part is 3.6 mm-10 mm; the ratio of the displacement of the first fixing part or the second fixing part of the arc-shaped connecting part 12 deviated from the vertical position to the clamping arm 11 is less than 0.01.
The connecting part 2 comprises a shaft head and a locking nut in threaded connection with the shaft head; the shaft head is connected with a connecting rod of the insertion and extraction force testing device through a bolt and fixed through a locking nut.
An inner threaded hole is formed in the clamping component 1 along the axis; the connecting member 2 is screwed with the holding member 1 through the female screw hole.
Example 3
An insertion and extraction force testing device comprises a safety piece insertion and extraction force testing jig.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a insurance piece plug power test fixture which characterized in that: comprises a clamping component (1) for stably clamping the safety disc and a connecting component (2) fixedly connected with an insertion and extraction force testing device; the connecting part (2) is fixedly connected to the top of the clamping part (1); the clamping part (1) comprises two clamping arms (11) arranged in parallel and an arc-shaped connecting part (12) for connecting the two clamping arms (11), so that a U-shaped elastic bayonet structure with a downward opening of the clamping part (1) is formed; the connecting part (2) is arranged at the top of the arc-shaped connecting part (12); the test fixture also comprises a tensioning piece used for positioning the current position states of the two clamping arms (11).
2. The safety wafer insertion and extraction force testing jig of claim 1, wherein: the arc-shaped surface at the groove bottom of the U-shaped elastic bayonet structure is in a necking groove shape with the groove opening distance smaller than the groove cavity distance.
3. The safety piece insertion and extraction force testing jig of claim 2, wherein: the arc is a major arc; the arc-shaped connecting part (12) is made of No. 45 steel.
4. The safety piece insertion and extraction force testing jig according to claim 1, 2 or 3, characterized in that: the bottoms of the two clamping arms (11) are respectively provided with a first fixing part and a second fixing part, and the distance between the first fixing part and the second fixing part is 3.6-10 mm; the ratio of the displacement of the first fixing part or the second fixing part of the arc-shaped connecting part (12) from the vertical position to the clamping arm (11) is less than 0.01.
5. The safety piece insertion and extraction force testing jig of claim 4, wherein: the connecting part (2) comprises a shaft head and a locking nut in threaded connection with the shaft head; the shaft head is connected with a connecting rod of the insertion and extraction force testing device through a bolt and fixed through a locking nut.
6. The safety piece insertion and extraction force testing jig according to claim 1, 2 or 3, characterized in that: an inner threaded hole is formed in the clamping part (1) along the axis; the connecting component (2) is in threaded connection with the clamping component (1) through the internal thread hole.
7. The utility model provides an insertion and extraction force testing arrangement which characterized in that: the fuse plug insertion and extraction force testing jig comprises the fuse plug insertion and extraction force testing jig according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921348908.6U CN210982007U (en) | 2019-08-19 | 2019-08-19 | Fuse piece plug power test fixture and plug power testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921348908.6U CN210982007U (en) | 2019-08-19 | 2019-08-19 | Fuse piece plug power test fixture and plug power testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210982007U true CN210982007U (en) | 2020-07-10 |
Family
ID=71423938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921348908.6U Expired - Fee Related CN210982007U (en) | 2019-08-19 | 2019-08-19 | Fuse piece plug power test fixture and plug power testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210982007U (en) |
-
2019
- 2019-08-19 CN CN201921348908.6U patent/CN210982007U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200710 |