CN205051322U - Normal atmospheric temperature pressure vessel single channel lead -out wire seals head - Google Patents
Normal atmospheric temperature pressure vessel single channel lead -out wire seals head Download PDFInfo
- Publication number
- CN205051322U CN205051322U CN201520770007.1U CN201520770007U CN205051322U CN 205051322 U CN205051322 U CN 205051322U CN 201520770007 U CN201520770007 U CN 201520770007U CN 205051322 U CN205051322 U CN 205051322U
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- compression plate
- fairlead
- lead
- wire
- sensor lead
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Abstract
The utility model discloses a normal atmospheric temperature pressure vessel single channel lead -out wire seals head (b), including fairlead, nut, compress tightly a set seal gasket, compress tightly set, the sealed piece of lead wire and compress tightly the double -screw bolt, the fairlead is located the below that compresses tightly the dish, and the fairlead equals with the external diameter that compresses tightly the dish with the axis coincidence that compresses tightly the dish, the upper end diameter of fairlead, the middle part that compresses tightly the dish is provided with the inside groove of internal screw thread and sets up the through -hole in inside groove below, axis coincidence, the bottom surface in inside groove and the coincidence of the upper surface of through -hole of inside groove and through -hole. The utility model discloses pressure vessel can be sealed and can the structural integrity that the container did not just damage the sensor lead be drawn forth with the lead wire of the sensor in the pressure vessel again.
Description
Technical field
The utility model relates to mechanical field, particularly, relates to a kind of Pressure of Ambient Temperature container single channel lead-out wire seal head.
Background technology
In the test of heat-transfer pipe Flow vibration and hydraulic test of pressure vessel of nuclear reactor in-pile component, steam generator, the testing sensor in pressure vessel internal placement.The slotted line of these transducers will be drawn at normal temperatures while pressure vessel again can sealed pressure vessel, and does not damage the signal transmission of transducer, needs a kind of lead sealing equipment.
Measurement waterproof accelerometer, the measurement oscillatory pressure pick-up of fluid and the waterproof foil gauge of monitor strain are generally become an overall structure by transducer manufacturer production.Sensor sensing face and slotted line carry out overall processing and integral sealing is conducive to waterproof requirement, and sensor lead adopts the structure of waterproof, adopts BNC connector at other one of transducer simultaneously.BNC connector is generally diameter about 12-15mm.Traditional rubber filling type encapsulating method is cut off from centre by sensor lead, sensor lead drawn from fairlead reserved in advance the mode then pouring into epoxy glue and seals.The original-pack property of entirety that this kind of encapsulating method has damaged transducer, the effect of sealing is subject to the impact of the quality of encapsulating, if there is exhaust inequality, stays alveolate phenomenon often to seal the lead-in wire of incessantly transducer.The mode of encapsulating seals needs and does a large amount of preparation works in advance, and the ratio allotment of such as glue, the solidification of fluid sealant etc., the cycle of often testing is longer.The method of encapsulating causes transducer not reuse again simultaneously, considerably increases transducer waste, causes the raising of experimentation cost.Therefore development is needed a kind ofly to have the sealing device that sealed pressure vessel does not damage again the original-pack property of entirety of transducer.
Utility model content
Technical problem to be solved in the utility model provides a kind of Pressure of Ambient Temperature container single channel lead-out wire seal head when being the mechanical test for pressure vessel, the lead-in wire of the transducer in pressure vessel can be drawn container and not damage the structural integrity of sensor lead again by sealed pressure vessel by sealing head.
The technical scheme in the invention for solving the above technical problem is:
A kind of Pressure of Ambient Temperature container multichannel sensor lead sealing equipment, comprises fairlead, nut, compression plate gasket seal, compression plate, lead-in wire sealing block and compresses stud;
Described fairlead is positioned at the below of compression plate, and the axis of fairlead and compression plate overlaps, and the upper end diameter of fairlead is equal with the external diameter of compression plate;
The middle part of described compression plate arranges female interior groove and is arranged on the through hole below interior groove, and the axis of interior groove and through hole overlaps, and the bottom surface of interior groove and the upper surface of through hole overlap;
Establish round-meshed cylindrical structure centered by described compression plate gasket seal, compression plate gasket seal is arranged between fairlead and compression plate with the leakage face between sealing wire pipe and compression plate;
Described lead-in wire sealing block is arranged in the interior groove of compression plate, and lead-in wire sealing block center is provided with the fairlead passed for sensor lead, and a seam be communicated with fairlead is cut in the vertical direction side along lead-in wire sealing block;
Described nut is withheld and is wrapped by compression plate above compression plate, and fastens the top of fairlead, by compression plate and fairlead press seal;
Described hold-down bolt through nut, and is connected with compression plate bolt in the interior groove going deep into compression plate, by sealing block and between going between and and compression plate between leakage face seal, hold-down bolt is that one side opening is convenient to put into sensor lead.
The diameter of described fairlead is larger than the diameter of sensor lead.
The through-hole diameter of described compression plate is greater than the external diameter of sensor lead BNC connector, facilitates the lead-in wire of transducer pass from compression plate and lead-in wire need not be blocked.
The axis of described fairlead and the axis of through hole overlap, so that threading.
The Circularhole diameter of compression plate gasket seal and the lumen equal diameters of fairlead, the external diameter of the external diameter of compression plate gasket seal and the upper end of fairlead is equal.Such setting can realize better sealing.
To sum up, the beneficial effects of the utility model are:
1, the utility model is by sealing 3 leakage faces, and offers seamed on lead-in wire sealing block, can sealed pressure vessel, when not damaging sensor lead, the lead-in wire of the transducer in pressure vessel can be drawn container again simultaneously;
2, sealing load can regulate: can regulate by increasing fairlead, nut, compression plate and pad equal thickness thereof the pressure born;
3, structure is simple, and the place that can in officely where just go between easy for installation is installed;
4, do not destroy the pin configuration of transducer, transducer can be reused.
Accompanying drawing explanation
Fig. 1 is the structure chart of utility model;
Fig. 2 is lead-in wire sealing block figure;
Fig. 3 compresses stud figure.
Mark and corresponding parts title in accompanying drawing:
1 is sensor lead; 2 is fairleads; 3 is nuts; 4 is compression plate gasket seals; 5 is compression plates; 6 is lead-in wire sealing blocks; 7 is hold-down bolts; 8 is sensor lead BNC connectors; 61 is fairleads, and 62 is seams; 71 is one side openings.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the utility model do, but execution mode of the present utility model is not limited thereto.
Embodiment 1:
As shown in Figure 1, Figure 2 and Figure 3, a kind of Pressure of Ambient Temperature container multichannel sensor lead sealing equipment, comprises fairlead 2, nut 3, compression plate gasket seal 4, compression plate 5, lead-in wire sealing block 6 and compresses stud;
Described fairlead 2 is positioned at the below of compression plate 5, and the axis of fairlead 2 and compression plate 5 overlaps, and the upper end diameter of fairlead 2 is equal with the external diameter of compression plate 5;
The middle part of described compression plate 5 arranges female interior groove and is arranged on the through hole below interior groove, and the axis of interior groove and through hole overlaps, and the bottom surface of interior groove and the upper surface of through hole overlap;
Establish round-meshed cylindrical structure centered by described compression plate gasket seal 4, compression plate gasket seal 4 is arranged between fairlead 2 and compression plate 5 with the leakage face between sealing wire pipe 2 and compression plate 5;
Described lead-in wire sealing block 6 is arranged in the interior groove of compression plate 5, and lead-in wire sealing block 6 center is provided with the fairlead 61 passed for sensor lead 1, and a seam 62 be communicated with fairlead 61 is cut in the vertical direction side along lead-in wire sealing block 6;
Described nut 3 is withheld and is wrapped by compression plate 5 above compression plate 5, and fastens the top of fairlead 2, by compression plate 5 and fairlead 2 press seal;
Described hold-down bolt 7 through nut 3, and is connected with compression plate 5 bolt in the interior groove going deep into compression plate 5, by sealing block and between going between and and compression plate 5 between leakage face seal, hold-down bolt 7 is convenient to put into sensor lead 1 for one side opening 71.
The diameter of described fairlead 61 is larger than the diameter of sensor lead 1.
The through-hole diameter of described compression plate 5 is greater than the external diameter of sensor lead BNC connector 8, facilitates the lead-in wire of transducer pass from compression plate 5 and lead-in wire need not be blocked.
The axis of described fairlead 61 and the axis of through hole overlap.
The Circularhole diameter of compression plate gasket seal 4 and the lumen equal diameters of fairlead 2, the external diameter of the external diameter of compression plate gasket seal 4 and the upper end of fairlead 2 is equal.
Embodiment:
1, the sensor lead 1 in container is drawn from fairlead 2, and be inserted in compression plate gasket seal 4;
2, sensor lead BNC connector 8 is passed in the through hole compression plate 5;
3, sensor lead 1 is put into from the seam 62 that lead-in wire sealing block 6 cuts the fairlead 61 of lead-in wire sealing block 6;
4, lead-in wire sealing block 6 is installed in the interior groove in compression plate 5;
5, tightened in the interior groove of compression plate 5 by hold-down bolt 7, wherein sensor lead 1 is put into from the one side opening 71 of hold-down bolt 7;
6, with nut 3, compression plate 5 is tightened on fairlead 2.
As mentioned above, the utility model can be realized preferably.
Claims (5)
1. a Pressure of Ambient Temperature container multichannel sensor lead-in wire seal head, is characterized in that, comprises fairlead (2), nut (3), compression plate gasket seal (4), compression plate (5), lead-in wire sealing block (6) and compresses stud;
Described fairlead (2) is positioned at the below of compression plate (5), and the axis of fairlead (2) and compression plate (5) overlaps, and the upper end diameter of fairlead (2) is equal with the external diameter of compression plate (5);
The middle part of described compression plate (5) arranges female interior groove and is arranged on the through hole below interior groove, and the axis of interior groove and through hole overlaps, and the bottom surface of interior groove and the upper surface of through hole overlap;
Establish round-meshed cylindrical structure centered by described compression plate gasket seal (4), compression plate gasket seal (4) is arranged between fairlead (2) and compression plate (5) with the leakage face between sealing wire pipe (2) and compression plate (5);
Described lead-in wire sealing block (6) is arranged in the interior groove of compression plate (5), lead-in wire sealing block (6) center is provided with the fairlead (61) passed for sensor lead (1), and a seam (62) be communicated with fairlead (61) is cut in the vertical direction side along lead-in wire sealing block (6);
Described nut (3) is withheld and is wrapped by compression plate (5) in compression plate (5) top, and fastens the top of fairlead (2), by compression plate (5) and fairlead (2) press seal;
Described hold-down bolt (7) through nut (3), and is connected with compression plate (5) bolt in the interior groove going deep into compression plate (5), and hold-down bolt (7) is convenient to put into sensor lead (1) for one side opening (71).
2. Pressure of Ambient Temperature container multichannel sensor lead-in wire seal head according to claim 1, it is characterized in that, the diameter of described fairlead (61) is larger than the diameter of sensor lead (1).
3. Pressure of Ambient Temperature container multichannel sensor lead-in wire seal head according to claim 1, it is characterized in that, the through-hole diameter of described compression plate (5) is greater than the external diameter of sensor lead BNC connector (8).
4. Pressure of Ambient Temperature container multichannel sensor lead-in wire seal head according to claim 1, it is characterized in that, the axis of described fairlead (61) and the axis of through hole overlap.
5. Pressure of Ambient Temperature container multichannel sensor lead-in wire seal head according to claim 1, it is characterized in that, the Circularhole diameter of compression plate gasket seal (4) and the lumen equal diameters of fairlead (2), the external diameter of the external diameter of compression plate gasket seal (4) and the upper end of fairlead (2) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770007.1U CN205051322U (en) | 2015-10-08 | 2015-10-08 | Normal atmospheric temperature pressure vessel single channel lead -out wire seals head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770007.1U CN205051322U (en) | 2015-10-08 | 2015-10-08 | Normal atmospheric temperature pressure vessel single channel lead -out wire seals head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205051322U true CN205051322U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520770007.1U Active CN205051322U (en) | 2015-10-08 | 2015-10-08 | Normal atmospheric temperature pressure vessel single channel lead -out wire seals head |
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| Country | Link |
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| CN (1) | CN205051322U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248303A (en) * | 2016-07-15 | 2016-12-21 | 中国核动力研究设计院 | The pressurizer of detection waterproof sealing performance of sensors |
| CN107631835A (en) * | 2017-09-13 | 2018-01-26 | 中国电子科技集团公司第四十九研究所 | A kind of pressure test device applied to non-leaded package MEMS absolute pressure cake cores |
| CN109861144A (en) * | 2019-04-09 | 2019-06-07 | 重庆大学 | Test piece box pin-insertion-type lead connector |
-
2015
- 2015-10-08 CN CN201520770007.1U patent/CN205051322U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248303A (en) * | 2016-07-15 | 2016-12-21 | 中国核动力研究设计院 | The pressurizer of detection waterproof sealing performance of sensors |
| CN107631835A (en) * | 2017-09-13 | 2018-01-26 | 中国电子科技集团公司第四十九研究所 | A kind of pressure test device applied to non-leaded package MEMS absolute pressure cake cores |
| CN109861144A (en) * | 2019-04-09 | 2019-06-07 | 重庆大学 | Test piece box pin-insertion-type lead connector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |