CN210514133U

CN210514133U - Track surrounding heating device in vacuum tank

Info

Publication number: CN210514133U
Application number: CN201920732951.6U
Authority: CN
Inventors: 万鸿超; 单晓杭; 孙建辉; 张利
Original assignee: Zhejiang University of Technology ZJUT
Current assignee: Zhejiang University of Technology ZJUT
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-05-12
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a track in vacuum tank surrounds heating device, the on-line screen storage device comprises a base, the annular guide rail, ring guide rail drive arrangement, the refractor, refraction drive arrangement, the laser support, the spotlight support, condensing lens and laser generator, the base is fixed on the inner wall of hot vacuum tank, be provided with on the base and encircle the whole annular guide rail that is surveyed a setting, be provided with on the annular guide rail and can be along the ring guide rail drive arrangement of guide rail, the laser support, spotlight support and refraction drive arrangement set gradually on ring guide rail drive arrangement from last to down, laser generator installs on the laser support, the condensing lens is installed on the spotlight support, the refractor is installed on refraction drive arrangement. The utility model is arranged in the hot vacuum box, can heat the workpiece to be measured in the vacuum box, adjusts the specific heating position according to the position of the workpiece, and realizes the rapid heating of the position to be heated; the dead-angle-free heating at any position is realized by adjusting the height of the heating position and the horizontal position of the heating position.

Description

Track surrounding heating device in vacuum tank

Technical Field

The utility model relates to a vacuum tank heating field, more specifically the saying so especially relates to a track surrounding heating device in vacuum tank.

Background

The hot vacuum test is a test conducted on the ground to simulate the space environment, such as high vacuum, space cold black heat sink, solar radiation. At present, when a thermal test is carried out in a vacuum environment, the heating mode is a mode that a secondary refrigerant and an infrared heater are distributed on the inner wall of a vacuum tank. This heating method all carries out indiscriminate heating to the object in the vacuum tank, can reduce the heating effect because the self attribute of testee, if the shape is inhomogeneous, different position coefficient of heat conductivity difference etc..

Because the test environment is vacuum environment, does not have the medium, and heat-conduction and thermal convection are all unable to go on, rely on the thermal radiation to heat, and the heating device is located the vacuum tank inner wall, and heating efficiency is not high.

Meanwhile, the method cannot heat a single position of the measured piece, namely the heat conduction characteristic of the object cannot be researched.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a track in the vacuum tank encircles heating device just in order to solve the problem that can't carry out the heating to the measured piece of the interior particular position of vacuum tank among the current hot vacuum test, can carry out 360 degrees encircles heating to the work piece of particular position.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a track surrounding heating device in a vacuum tank is arranged in the thermal vacuum tank and comprises a base, an annular guide rail driving device, a refractor, a refraction driving device, a laser support, a condensation support, a condenser and a laser generator, wherein the base is fixed on the inner wall of the thermal vacuum tank; the laser generator is arranged right above the collecting lens, the collecting lens is arranged right above the refracting lens, and light emitted by the laser emitter is refracted to a measured piece by the refracting lens after passing through the collecting lens.

Furthermore, the ring guide rail driving device comprises a vertical support, an annular sleeve, a driving motor and a roller wheel, wherein the movable head of the driving motor is connected with the roller wheel, the roller wheel is attached to the ring guide rail, the annular sleeve is sleeved on the ring guide rail, the driving motor is fixed on the annular sleeve, and the driving motor drives the roller wheel to roll along the ring guide rail when moving so as to drive the ring sleeve to move along the ring guide rail; the vertical support is vertically arranged on the annular sleeve, and the laser support, the light gathering support and the refraction driving device are sequentially arranged on the vertical support of the annular guide rail driving device from top to bottom.

Furthermore, a vertical clamping track is arranged on the vertical support, the laser support and the condensing support are fixed on the vertical clamping track of the vertical support through a clamp and a clamping bolt, the clamping position of the clamp is adjusted through loosening the clamping bolt, the heights of the laser support and the condensing support are adjusted, and then the positions of the laser generator and the condensing lens are adjusted.

Further, refraction drive arrangement is by the straight line module of vertical setting, refraction bracing piece and the spherical hinge that the level set up, and the expansion end at straight line module is fixed to the end of refraction bracing piece, and the front end of refraction bracing piece passes through spherical hinged joint refractor, and refractor passes through spherical hinge angle of adjustment, through straight line module height-adjusting.

Furthermore, a temperature sensor is arranged on the surface of the measured piece.

The beneficial effects of the utility model reside in that: the utility model is arranged in the hot vacuum box, can heat the workpiece to be measured in the vacuum box, adjusts the specific heating position according to the position of the workpiece, and realizes the rapid heating of the position to be heated; the utility model drives the heating device to move around the piece to be measured by the ring guide rail driving device on the ring guide rail, so that the heating around the piece to be measured can be realized, and the heating of any position of the horizontal position of the piece to be measured can be realized; the utility model realizes the height adjustment of the heating position by arranging the linear module to change the height of the heating position; the dead-angle-free heating at any angle and any position is realized by adjusting the height of the heating position and the horizontal position of the heating position.

Drawings

Fig. 1 is a schematic structural diagram of a track surrounding heating device in a vacuum tank according to the present invention.

In the figure, 1-hot vacuum tank, 2-base, 3-annular guide rail, 4-spherical hinge, 5-measured piece, 6-annular sleeve, 7-linear module, 8-light gathering bracket, 9-laser bracket, 10-laser generator, 11-light gathering lens, 12-refractor, 13-vertical bracket, 14-vertical clamping rail and 15-refraction supporting rod.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in figure 1, the track surrounding heating device in the vacuum tank is arranged in a hot vacuum tank 1 and comprises a base 2, an annular guide rail 3, a ring guide rail driving device, a refractor 12, a refraction driving device, a laser bracket 9, a light-gathering bracket 8, a light-gathering lens 11 and a laser generator 10, the base 2 is fixed on the inner wall of the thermal vacuum tank 1, the base 2 is provided with an annular guide rail 3 which is arranged around the whole tested piece 5, the annular guide rail 3 is horizontally arranged on the base 2, an annular guide rail driving device capable of moving along the guide rail is arranged on the annular guide rail 3, the laser support 9, the light gathering support 8 and the refraction driving device are sequentially arranged on the annular guide rail driving device from top to bottom, the laser generator 10 is arranged on the laser support 9, the light gathering lens 11 is arranged on the light gathering support 8, the refraction lens 12 is arranged on the refraction driving device, and the refraction driving device drives the refraction lens 12 to move in the vertical direction when moving; laser generator 10 sets up directly over condensing lens 11, and condensing lens 11 sets up directly over refractor 12, the light of laser generator 10 transmission is refracted by refractor 12 behind condensing lens 11 and is surveyed on 5.

The ring guide rail driving device comprises a vertical support 13, an annular sleeve 6, a driving motor and a roller, wherein a movable head of the driving motor is connected with the roller, the roller is attached to the ring guide rail 3, the annular sleeve 6 is sleeved on the ring guide rail 3, the driving motor is fixed on the annular sleeve 6, and when the driving motor moves, the roller is driven to roll along the ring guide rail 3, so that the ring sleeve 6 is driven to move along the ring guide rail 3; the vertical support 13 is vertically arranged on the annular sleeve 6, and the laser support 9, the light gathering support 8 and the refraction driving device are sequentially arranged on the vertical support 13 of the annular guide rail driving device from top to bottom.

The vertical support 13 is provided with a vertical clamping track 14, the laser support 9 and the condensing support 8 are fixed on the vertical clamping track 14 of the vertical support 13 through a clamp and a clamping bolt, the clamping position of the clamp is adjusted through loosening the clamping bolt, the heights of the laser support 9 and the condensing support 8 are adjusted, and then the positions of the laser generator 10 and the condensing lens 11 are adjusted.

The refraction drive arrangement is by the straight line module 7 of vertical setting, refraction bracing piece 15 and the spherical hinge 4 that the level set up, and the expansion end at straight line module 7 is fixed to the end of refraction bracing piece 15, and the front end of refraction bracing piece 15 passes through spherical hinge 4 and connects refractor 12, and refractor 12 passes through spherical hinge 4 angle of adjustment, through straight line module 7 height-adjusting.

And a temperature sensor is arranged on the surface of the measured piece 5. The temperature sensor monitors the temperature of the measured piece 5 in real time, when a certain temperature sensor displays that the temperature is too low, the driving motor of the ring guide rail driving device is started according to the position of the temperature sensor, the ring guide rail driving device is driven to rotate around the ring guide rail 3, the laser generator 10 is started to heat the appointed area, and when the temperature reaches a target value, the heating is stopped.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.

Claims

1. The utility model provides a track encircles heating device in vacuum tank which characterized in that: the device is arranged inside a thermal vacuum tank (1) and comprises a base (2), an annular guide rail (3), an annular guide rail driving device, a refractor (12), a refraction driving device, a laser bracket (9), a condensation bracket (8), a condensation lens (11) and a laser generator (10), wherein the base (2) is fixed on the inner wall of the thermal vacuum tank (1), the annular guide rail (3) which surrounds the whole tested piece (5) is arranged on the base (2), the annular guide rail (3) is horizontally arranged on the base (2), the annular guide rail (3) is provided with the annular guide rail driving device which can be arranged along the guide rail, the laser bracket (9), the condensation bracket (8) and the refraction driving device are sequentially arranged on the annular guide rail driving device from top to bottom, the laser generator (10) is arranged on the laser bracket (9), the condensation lens (11) is arranged on the condensation bracket (8), the refractor (12) is arranged on the refraction driving device, and the refraction driving device drives the refractor (12) to move in the vertical direction when moving; laser generator (10) set up directly over condensing lens (11), and condensing lens (11) set up directly over refractor (12), the light of laser generator (10) transmission is refracted by refractor (12) behind condensing lens (11) and is surveyed on piece (5).

2. An orbital motion heating apparatus in a vacuum vessel as set forth in claim 1 wherein: the ring guide rail driving device comprises a vertical support (13), a ring-shaped sleeve (6), a driving motor and a roller, wherein a movable head of the driving motor is connected with the roller, the roller is attached to the ring-shaped guide rail (3), the ring-shaped sleeve (6) is sleeved on the ring-shaped guide rail (3), the driving motor is fixed on the ring-shaped sleeve (6), and the driving motor drives the roller to roll along the ring-shaped guide rail (3) when moving, so that the ring-shaped sleeve (6) is driven to move along the ring-shaped guide rail (3); the vertical support (13) is vertically arranged on the annular sleeve (6), and the laser support (9), the light gathering support (8) and the refraction driving device are sequentially arranged on the vertical support (13) of the annular guide rail driving device from top to bottom.

3. An orbital motion heating apparatus in a vacuum vessel as set forth in claim 1 wherein: the vertical support (13) is provided with a vertical clamping track (14), the laser support (9) and the condensing support (8) are fixed on the vertical clamping track (14) of the vertical support (13) through a clamp and a clamping bolt, the clamping position of the clamp is adjusted through loosening the clamping bolt, the heights of the laser support (9) and the condensing support (8) are adjusted, and then the positions of the laser generator (10) and the condensing lens (11) are adjusted.

4. An orbital motion heating apparatus in a vacuum vessel as set forth in claim 1 wherein: the refraction driving device comprises a straight line module (7) which is vertically arranged, a refraction supporting rod (15) which is horizontally arranged and a spherical hinge (4), wherein the tail end of the refraction supporting rod (15) is fixed at the movable end of the straight line module (7), the front end of the refraction supporting rod (15) is connected with a refractor (12) through the spherical hinge (4), and the refractor (12) is adjusted in angle through the spherical hinge (4) and is adjusted in height through the straight line module (7).

5. An orbital motion heating apparatus in a vacuum vessel as set forth in claim 1 wherein: and a temperature sensor is arranged on the surface of the measured piece (5).