CN213239882U - Rack test box shaft hole structure with prevent condensation function - Google Patents
Rack test box shaft hole structure with prevent condensation function Download PDFInfo
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- CN213239882U CN213239882U CN202022236802.6U CN202022236802U CN213239882U CN 213239882 U CN213239882 U CN 213239882U CN 202022236802 U CN202022236802 U CN 202022236802U CN 213239882 U CN213239882 U CN 213239882U
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Abstract
The utility model discloses a rack test case shaft hole structure with prevent condensation function, its including install outer lane adiabatic pipe, the axial in the proof box pilot hole set up in inner circle heat pipe, sealed in the outer lane adiabatic pipe with the sealed clamp plate at inner circle heat pipe both ends and winding are in the heating wire of inner circle heat pipe peripheral surface is surveyed the axial of axle and is run through the inner circle heat pipe, the outer lane adiabatic pipe with be formed with annular cavity between the inner circle heat pipe, be provided with on the sealed clamp plate toward the internal air cock that blows in compressed air of annular cavity, the peripheral surface of inner circle heat pipe is provided with the intercommunication a plurality of air vents of annular cavity and inside pipeline. The utility model discloses can effectually prevent to be surveyed the axle and take place the condensation phenomenon in the outside when the low temperature test.
Description
Technical Field
The utility model belongs to the technical field of environmental test equipment, especially, relate to a rack test case shaft hole structure with prevent condensation function.
Background
The test hole is a connecting channel for media such as electricity, water, communication and the like between the interior and the exterior of the environment test equipment. There is an environmental test equipment at present, is provided with the test shaft hole on its box, and in the measured axle need penetrate into entering environmental test equipment from this test shaft hole, at the test in-process, especially when low temperature test, the condensation phenomenon takes place easily by the measured off-axial side end, influences the test result.
Therefore, it is necessary to provide a new shaft hole structure of the bench test box with the anti-condensation function to solve the above problems.
Disclosure of Invention
The utility model aims to provide a rack test case shaft hole structure with prevent condensation function can effectually prevent to be surveyed the axle and take place the condensation phenomenon in the outside when low temperature test.
The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides a rack test case shaft hole structure with prevent condensation function, its including install outer lane thermal insulation pipe in the test case box pilot hole, the axial set up in inner circle heat pipe in the outer lane thermal insulation pipe, sealed the outer lane thermal insulation pipe with the seal clamp plate at inner circle heat pipe both ends and winding are in the heating wire of inner circle heat pipe periphery surface is surveyed the axial and is run through the inner circle heat pipe, the outer lane thermal insulation pipe with be formed with annular cavity between the inner circle heat pipe, be provided with on the seal clamp plate toward the internal air cock that blows in compressed air of annular cavity, the periphery surface of inner circle heat pipe is provided with the intercommunication a plurality of air vents of annular cavity and inside pipeline.
Furthermore, the sealing pressing plate comprises an outer side sealing pressing plate and an inner side sealing pressing plate, the outer side sealing pressing plate is fixed on the outer side surface of the box body of the test box, and the inner side sealing pressing plate is fixed on the inner side surface of the box body of the test box.
Furthermore, the sealing pressure plate comprises an annular pressing ring and a sealing sheet for sealing an opening of an inner ring of the annular pressing ring, and a through hole for a measured shaft to pass through is formed in the middle of the sealing sheet.
Further, the circumferential edge of the sealing sheet is overlapped on the annular pressing ring and is fixed together by screws or rivets or gluing.
Furthermore, a plurality of mounting holes used for being fixedly connected with the test box body are formed in the annular pressing ring.
Furthermore, a first annular limiting groove for limiting the outer ring heat-insulating pipe and a second annular limiting groove for limiting the inner ring heat-conducting pipe are arranged on the inner side surface of the annular pressing ring.
Further, the annular pressing ring is of an annular pressing cover structure, an annular groove is formed in one side surface of the annular pressing ring, and the inner wall surface of the hole of the annular groove is wrapped on the outer peripheral surface of the outer ring heat insulation pipe to limit the position of the outer ring heat insulation pipe.
Further, the outer ring heat insulation pipe and the ports at two ends of the inner ring heat conduction pipe are arranged in a flush manner.
Further, the inner ring heat conduction pipe is a metal pipe with good heat conduction performance.
Compared with the prior art, the utility model relates to a rack test case shaft hole structure with prevent condensation function's beneficial effect lies in: through increase the inner circle heat pipe in outer heat insulating tube, and at the periphery winding heater wire of inner circle heat pipe, form a heating heat preservation, heat the axle being measured, prevent to be measured the axle in the outside condensation, and simultaneously, through inject compressed air in the cavity that forms around between outer heat insulating tube and the inner circle heat pipe, compressed air enters into the inner circle heat pipe through the air vent on the inner circle heat pipe inside, accelerate heat conduction efficiency, be favorable to the heating of being measured the axle more, thereby can effectually prevent when the low temperature test, the condensation phenomenon takes place in the environment storehouse outside by the axle being measured.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;
the figures in the drawings represent:
100 a pedestal test box shaft hole structure with an anti-condensation function; 101 a measured axis;
1, an outer ring of a heat insulation pipe; 2, an inner ring heat conduction pipe; 3, outer side sealing pressure plate, 31 annular pressure ring, 311 mounting hole, 32 sealing piece and 321 through hole; 4, sealing the pressure plate at the inner side; 5 heating the wire; 6, an annular cavity; 7 air nozzles.
[ detailed description ] embodiments
Example (b):
referring to fig. 1-2, the present embodiment is a bench test box shaft hole structure 100 with anti-condensation function, which includes an outer ring heat-insulating tube 1 installed in a test box body assembly hole, an inner ring heat-conducting tube 2 axially disposed in the outer ring heat-insulating tube 1, an outer sealing plate 3 sealing the same end of the outer ring heat-insulating tube 1 and the inner ring heat-conducting tube 2 and fixed on the outer surface of the test box body, an inner sealing plate 4 sealing the other end of the outer ring heat-insulating tube 1 and the other end of the inner ring heat-conducting tube 2 and fixed on the inner surface of the test box body, and a heating wire 5 wound on the outer surface of the inner ring heat-conducting tube 2, wherein a shaft 101 to be measured axially penetrates through the inner ring heat-conducting tube 2, an annular cavity 6 is formed between the outer ring heat-insulating tube 1 and the inner ring heat-conducting tube 2, an air nozzle 7 for blowing compressed air into the annular cavity 6 is Not shown in (d).
The outer side sealing pressing plate 3 and the inner side sealing pressing plate 4 have the same structure and comprise an annular pressing ring 31 and a sealing sheet 32 for sealing an opening of an inner ring of the annular pressing ring 31, a through hole 321 for the measured shaft 101 to pass through is formed in the middle of the sealing sheet 32, and the circumferential edge of the sealing sheet 32 is lapped on the annular pressing ring 31 and is fixed together in a screw or rivet or gluing mode. The annular pressing ring 31 is provided with a plurality of mounting holes 311 for being fixedly connected with the test box body, and the annular pressing ring 31 can be connected with the test box body through screws.
In order to ensure the position stability of the inner ring heat pipe 2 and the outer ring heat insulation pipe 1, the two are concentrically arranged and do not radially displace, a first annular limiting groove (not shown in the figure) for limiting the outer ring heat insulation pipe 1 and a second annular limiting groove (not shown in the figure) for limiting the inner ring heat pipe 2 are arranged on the opposite side surfaces of the outer side sealing pressure plate 3 and the inner side sealing pressure plate 4 to the annular pressure ring 31.
In another embodiment, the annular pressing ring 31 may also be an annular pressing cover structure and has an annular groove formed on one side surface, and the inner wall surface of the hole of the annular groove is wrapped on the outer circumferential surface of the outer ring heat-insulating pipe 1 to define the position of the outer ring heat-insulating pipe 1.
The outer ring heat insulation pipe 1 and the ports at the two ends of the inner ring heat conduction pipe 2 are arranged in parallel and level.
The inner-ring heat transfer pipe 2 is a metal pipe having good heat transfer performance.
This embodiment is through increasing the inner circle heat pipe in the outer lane insulating tube in rack test case shaft hole structure 100 with prevent condensation function, and the periphery winding heater wire of inner circle heat pipe, form a heating heat preservation, heat the measured shaft, prevent to be surveyed the axle in the outside condensation, and simultaneously, through inject compressed air in the cavity that forms around between outer lane insulating tube and the inner circle heat pipe, compressed air enters into inside the inner circle heat pipe through the air vent on the inner circle heat pipe, accelerate heat conduction efficiency, be favorable to being surveyed the heating of axle more, thereby can effectually prevent when low temperature testing, the measured axle takes place the condensation phenomenon in the environment storehouse outside.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (9)
1. The utility model provides a bench test case shaft hole structure with prevent condensation function which characterized in that: the outer ring heat insulation pipe is installed in an assembly hole of a box body of the test box, the inner ring heat conduction pipe is axially arranged in the outer ring heat insulation pipe, the outer ring heat insulation pipe and sealing pressing plates at two ends of the inner ring heat conduction pipe are sealed, heating wires are wound on the peripheral surface of the inner ring heat conduction pipe, the inner ring heat conduction pipe is axially penetrated through a measured shaft, an annular cavity is formed between the outer ring heat insulation pipe and the inner ring heat conduction pipe, an air nozzle for blowing compressed air into the annular cavity is arranged on the sealing pressing plates, and a plurality of air holes for communicating the annular cavity with an inner pipeline are formed in the peripheral surface of the inner ring heat.
2. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 1, wherein: the sealing pressing plate comprises an outer side sealing pressing plate and an inner side sealing pressing plate, the outer side sealing pressing plate is fixed on the outer side surface of the box body of the test box, and the inner side sealing pressing plate is fixed on the inner side surface of the box body of the test box.
3. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 1, wherein: the sealing pressure plate comprises an annular pressure ring and a sealing sheet for sealing an opening of an inner ring of the annular pressure ring, and a through hole for a measured shaft to pass through is formed in the middle of the sealing sheet.
4. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 3, wherein: the circumference of the sealing piece is lapped on the annular pressing ring and is fixed together through screws or rivets or gluing.
5. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 3, wherein: and the annular pressing ring is provided with a plurality of mounting holes for being fixedly connected with the test box body.
6. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 3, wherein: the inner side surface of the annular pressing ring is provided with a first annular limiting groove for limiting the outer ring heat-insulating pipe and a second annular limiting groove for limiting the inner ring heat-conducting pipe.
7. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 3, wherein: the annular pressing ring is of an annular pressing cover structure, an annular groove is formed in one side surface of the annular pressing ring, the inner wall surface of the hole of the annular groove is wrapped on the outer peripheral surface of the outer ring heat insulation pipe, and the position of the outer ring heat insulation pipe is limited.
8. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 1, wherein: the outer ring heat insulation pipe and the ports at the two ends of the inner ring heat conduction pipe are arranged in parallel and level.
9. The bench test chamber shaft hole structure with the condensation preventing function as claimed in claim 1, wherein: the inner ring heat conduction pipe is a metal pipe with good heat conduction performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022236802.6U CN213239882U (en) | 2020-10-10 | 2020-10-10 | Rack test box shaft hole structure with prevent condensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022236802.6U CN213239882U (en) | 2020-10-10 | 2020-10-10 | Rack test box shaft hole structure with prevent condensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213239882U true CN213239882U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022236802.6U Active CN213239882U (en) | 2020-10-10 | 2020-10-10 | Rack test box shaft hole structure with prevent condensation function |
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| Country | Link |
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| CN (1) | CN213239882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419712A (en) * | 2022-09-05 | 2022-12-02 | 江苏拓米洛环境试验设备有限公司 | Test hole sealing structure and environmental test chamber |
-
2020
- 2020-10-10 CN CN202022236802.6U patent/CN213239882U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419712A (en) * | 2022-09-05 | 2022-12-02 | 江苏拓米洛环境试验设备有限公司 | Test hole sealing structure and environmental test chamber |
| CN115419712B (en) * | 2022-09-05 | 2023-11-28 | 江苏拓米洛高端装备股份有限公司 | Test hole sealing structure and environment test box |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 215300 plants A6, a7, a8 and B10, No. 8, Huacheng Road, Lujia Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Jiangsu Tuomiluo High-end Equipment Co.,Ltd. Address before: 215300 No.427 Sanxiang Road, Kunshan Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: JIANGSU TOLIMO ENVIRONMENT TESTING EQUIPMENT Co.,Ltd. |