CN217687714U - A leakproofness test fixture for three-phase pencil - Google Patents
A leakproofness test fixture for three-phase pencil Download PDFInfo
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- CN217687714U CN217687714U CN202221621288.0U CN202221621288U CN217687714U CN 217687714 U CN217687714 U CN 217687714U CN 202221621288 U CN202221621288 U CN 202221621288U CN 217687714 U CN217687714 U CN 217687714U
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- cable
- airtight box
- terminal assembly
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- screw
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Abstract
The utility model relates to a leakproofness test fixture for three-phase pencil, three-phase pencil include cable and terminal assembly, are provided with a plurality of connecting holes on the connecting plate of terminal assembly, including airtight box and basin, the side of airtight box is seted up logical groove and is set up at a plurality of screw holes of logical groove periphery, and the opposite another side has seted up the through-hole with it, and the screw hole interpolation is equipped with the screw, and the through-hole interpolation is equipped with the trachea, and the trachea is linked together with the inner chamber of airtight box, and the tracheal other end is connected with the atmospheric pressure valve, and the space is greater than the volume of airtight box in the basin; the terminal assembly and the cable are placed in the closed box body, the other end of the cable is kept to be placed outside the water tank, then the air pressure valve is adjusted to enable the air pressure to reach N times of the standard air pressure, and then whether bubbles are generated at the connecting position of the terminal assembly and the cable is checked, if the bubbles exist, the situation that the connection is not tight indicates that the connection is unqualified, otherwise, the situation that the connection is tight indicates that the connection is qualified. The method is simple to operate, is suitable for online inspection, is very quick in detection process, and is intuitive in result judgment.
Description
Technical Field
The utility model relates to a three-phase pencil seals test technical field, especially is used for the leakproofness test fixture of three-phase pencil.
Background
At present when detecting the junction leakproofness to the terminal assembly of three-phase pencil and cable, adopt the gas tightness instrument to detect usually, current gas tightness detecting instrument is when detecting, need install sealed frock additional on the cable, then place on the instrument, the installation is fixed comparatively troublesome and be unfavorable for batch online examination and use, simultaneously current also can adopt sealed good the aquatic of putting into, observe inside behind the one end time whether intake detects, so every check-out time will be than longer.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a leakproofness test fixture for three-phase pencil has solved the test fixture for three-phase pencil and has assembled loaded down with trivial details, the longer problem of time.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a leakproofness test fixture for three-phase pencil, the three-phase pencil includes the cable and connects the connecting plate of a plurality of cables, be provided with a plurality of connecting holes on the connecting plate, wherein, including airtight box, airtight box's side has been seted up and has been led to the groove and set up and seted up the through-hole at leading to a plurality of screw holes of groove outlying, the opposite another side with it, the screw hole interpolation is equipped with the screw, the through-hole interpolation is equipped with the trachea, the trachea is linked together with airtight box's inner chamber, the tracheal other end is connected with the atmospheric pressure valve, still including the basin, the basin inner space is greater than airtight box's volume.
Preferably, a sealing ring is further arranged on the inner wall of the through hole.
Preferably, cable placing grooves are further formed at both ends of the water tank.
Preferably, one end of the air pipe close to the air pressure valve is also connected with an air pressure meter.
Preferably, the water tank is made of transparent materials.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a leakproofness test fixture for three-phase pencil, wherein the three-phase pencil includes the cable and connects the connecting plate of a plurality of cables, including airtight box and basin, the side of airtight box has been seted up logical groove and has been set up at leading to a plurality of screw holes of groove outlying, has seted up the through-hole with it another side relative, and the screw hole interpolation is equipped with the screw, the through-hole interpolation is equipped with the trachea, and the trachea is linked together with airtight box's inner chamber, and the tracheal other end is connected with the pneumatic valve, and the basin inner space is greater than airtight box's volume, puts into airtight box to terminal assembly and cable, keeps the other end of cable to arrange the basin outside in, then adjusts the pneumatic valve and makes atmospheric pressure reach to standard atmospheric pressure's N times, then has or not have the bubble to produce in the junction of inspection terminal assembly and cable, if there is the bubble then explain that the connection closely represents to represent nonconforming, and connect closely regard as qualified. The method is simple to operate, is suitable for online inspection, is very fast in detection process, is intuitive in result judgment, and can be used by simply observing bubbles.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily to scale. In the drawings;
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an exploded view of a wire harness and a sealing body according to an embodiment of the present invention;
fig. 3 is a connection diagram of the wire harness and the sealing body according to the embodiment of the present invention.
Wherein the reference numerals are as follows:
1. a cable; 2. a terminal assembly; 3. sealing the box body; 4. a gas pipe joint; 5. a water tank; 6. a screw; 7. An air tube; 8. a pneumatic valve; 9. a barometer.
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, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope 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.
Referring to fig. 2 and 3, the utility model discloses a leakproofness test fixture for three-phase pencil, wherein the three-phase pencil includes cable 1 and terminal assembly 2, terminal assembly 2 includes the terminal, connecting plate and sealing mechanism, sealing mechanism is used for the sealed between connecting plate and cable, the terminal is used for the electric connection of cable, be provided with a plurality of connecting holes on the connecting plate, the connecting hole is used for the fixed of three-phase pencil when electric connection, including airtight box 3 and basin, airtight box 3's side has been seted up logical groove and has been set up at logical groove outlying a plurality of screw holes, the through-hole has been seted up to another side relative to it, the screw hole interpolation is equipped with screw 6, the connecting hole setting on the corresponding connecting plate of screw hole simultaneously, the through-hole interpolation is equipped with air pipe joint 4, be connected with trachea 7 on air pipe joint 4, trachea 7 is linked together with airtight box 3's inner chamber, trachea 7's the other end is connected with atmospheric pressure valve 8 and barometer 9, basin 5 inner space is greater than airtight box 3's volume, make things convenient for the placing of airtight box 3 like this, it is also more convenient to observe, it is still to be provided with the sealing washer on being close to lead to the opening to lead to the inslot, it is further to make the sealing washer to lead to be more sealed.
The both sides of 5 up end of basin still are provided with the cable standing groove, and basin 5 is transparent material, and the cable standing groove makes things convenient for 1 and tracheal placing of cable, avoids outside cable and the trachea outburst box, and transparent material is for the inside ventilative condition of better observation.
Referring to fig. 1, after the terminal assembly and the cable are connected, the terminal is placed into the sealed box body through the through groove, the screw 6 is inserted into the connecting hole, the connecting plate is connected to the sealed box body 3, and then the air pipe is connected with the air pipe connector after passing through the air pressure valve and the pressure gauge in sequence. The other end of the holding cable is arranged outside the water tank. The air pressure valve 8 is opened to adjust the air pressure until the air pressure is 1.3 times of the standard air pressure displayed on the air pressure gauge, then the joint of the terminal assembly and the cable 1 is observed outside the water tank, the air is discharged into the closed box body 3 through the air pipe 7, the closed box body 3 is arranged in the sealing structure, if the sealing performance between the sealing structure and the cable is poor, bubbles appear at the joint, if bubbles appear, the specification is unqualified, otherwise, the specification is qualified. The whole process of detecting only needs at first to install cable and terminal assembly, in being connected to sealed box 3, puts into basin 5, adjusts atmospheric pressure, observes can.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (5)
1. The utility model provides a leakproofness test fixture for three-phase pencil, the three-phase pencil includes the cable and connects the terminal assembly of a plurality of cables, be provided with a plurality of connecting holes on the connecting plate of terminal assembly, a serial communication port, including airtight box, airtight box's side has been seted up logical groove and has been seted up the through-hole with setting up at leading to a plurality of screw holes of groove outlying, another side relative with it, the screw hole interpolation is equipped with the screw, the through-hole interpolation is equipped with the trachea, the trachea is linked together with airtight box's inner chamber, the tracheal other end is connected with the atmospheric pressure valve, still including the basin, the basin inner space is greater than airtight box's volume.
2. The tightness testing tool for the three-phase wire harness according to claim 1, characterized in that: and a sealing ring is also arranged on the inner wall of the through hole.
3. The tightness testing tool for the three-phase wire harness according to claim 1, characterized in that: and cable placing grooves are also formed in the two ends of the water tank.
4. The tightness testing tool for the three-phase wire harness according to claim 1, characterized in that: and one end of the air pipe close to the air pressure valve is also connected with an air pressure meter.
5. The tightness testing tool for the three-phase wire harness according to claim 1, characterized in that: the water tank is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221621288.0U CN217687714U (en) | 2022-06-27 | 2022-06-27 | A leakproofness test fixture for three-phase pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221621288.0U CN217687714U (en) | 2022-06-27 | 2022-06-27 | A leakproofness test fixture for three-phase pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217687714U true CN217687714U (en) | 2022-10-28 |
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ID=83714168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221621288.0U Active CN217687714U (en) | 2022-06-27 | 2022-06-27 | A leakproofness test fixture for three-phase pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217687714U (en) |
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2022
- 2022-06-27 CN CN202221621288.0U patent/CN217687714U/en active Active
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