CN103235386B - Reverse mounting type locking device for large aperture vacuum sealing elements - Google Patents

Reverse mounting type locking device for large aperture vacuum sealing elements Download PDF

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Publication number
CN103235386B
CN103235386B CN201310155945.6A CN201310155945A CN103235386B CN 103235386 B CN103235386 B CN 103235386B CN 201310155945 A CN201310155945 A CN 201310155945A CN 103235386 B CN103235386 B CN 103235386B
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China
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vacuum insulation
vacuum
assembly
framework
locking device
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CN201310155945.6A
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CN103235386A (en
Inventor
卢礼华
于福利
郭永博
张庆春
梁迎春
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HARBIN TONGHE OPTICS PRECISION MACHINERY
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Harbin Institute of Technology
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Abstract

The invention discloses a reverse mounting type locking device for large aperture vacuum sealing elements, relates to a locking device for vacuum sealing elements, and aims at solving the problem that corresponding devices lack currently so as not to realize vacuum sealing and rapid locking mechanisms of large aperture optical elements. The device comprises a vacuum isolating component, a vacuum isolating guide component, an unloosening screw baffle and N unloosening screws, wherein the vacuum isolating guide component comprises two guide frames and two guide grooves; the guide groove is fully arranged along the inner side of the guide frame; openings of the two guide grooves in the two guide frames are opposite to each other and are respectively and fixedly connected with two opposite side ends of a lens module casing; and the vacuum isolating component gets in/out of the cavity of the lens module casing through the guide grooves. The locking device has the advantages that the problem that large optical path space is occupied by positive mounting type dismounting, the dismounting opening in the device is small, limited dismounting space in a large aperture optical focusing and frequency converting system is sufficiently utilized, the system stiffness is enhanced, and the device is time-saving and labor-saving. The device is applicable to online rapid dismounting and locking of vacuum isolating components.

Description

A kind of heavy caliber vacuum sealing component back loading type locking device
Technical field
The present invention relates to vacuum sealing component locking device.
Background technology
Focus on frequency conversion system at the controlled high flux large-aperture optical of vacuum, vacuum sealing component is used for optical element and extraneous vacuum insulation in system, under making optical element in system be operated in the vacuum environment of 1000Pa, improve the serviceable life of optical element chemical film.In addition, when the optical element for vacuum insulation needs repairing or changes, need to realize fast assembling-disassembling in limited space, reduce influential system working time as far as possible.Lack related device at present to realize vacuum seal and the quick-locking mechanism of optical elements of large caliber.
Summary of the invention
The object of the invention is to lack related device at present to the problem of the vacuum seal and quick-locking mechanism that realize optical elements of large caliber to solve, a kind of heavy caliber vacuum sealing component back loading type locking device is provided.
A kind of heavy caliber vacuum sealing component back loading type locking device, it comprises lens module housing, and it also comprises vacuum insulation assembly, vacuum insulation guidance set, do not deviate from screw baffle plate and N number ofly do not deviate from screw, N be greater than 1 integer, vacuum insulation guidance set comprises two guide frames and two gathering sills, gathering sill is arranged inside guide frame, gathering sill opening in two guide frames is relative, and two guide frames respectively correspondence are fixed on lens module housing, and vacuum insulation assembly is by gathering sill entry/exit lens module housing cavity, vacuum insulation assembly, vacuum insulation guidance set is all arranged in lens module housing cavity, vacuum insulation assembly comprises vacuum insulation framework, vacuum insulating window pressing plate, vacuum insulation sheet cushion, vaccum seal ring and vacuum insulation sheet optical element, the madial wall of vacuum insulation framework peripherally has a L connected in star, the periphery in vacuum insulation sheet optical element front and the first groove are contacted by vaccum seal ring and arrange, vacuum insulating window pressing plate is the framework that the shape of internal diameter is identical with size with the shape of the internal diameter of vacuum insulation framework with size, the bottom surface of vacuum insulating window pressing plate has the 2nd L connected in star along madial wall periphery, vacuum insulation sheet cushion is placed in the surface of the second groove, the peripheral contact at vacuum insulation sheet cushion and the vacuum insulation sheet optical element back side is arranged, vacuum insulating window pressing plate is fixedly connected with vacuum insulation framework, not deviating from screw baffle plate is the framework corresponding with vacuum insulation framework frame, and do not deviate from screw baffle plate and all have corresponding uniform N number of through hole with vacuum insulation framework, N number ofly not deviating from screw respectively successively through not deviating from N number of through hole of screw baffle plate and vacuum insulation framework, being connected on lens module housing.
The present invention realizes the vacuum seal of optical elements of large caliber by vacuum insulation assembly, by to the replacing of vacuum insulation assembly and dismounting, overcome the existing Whole Equipment that to employ big machinery with frequency conversion system that focused on by large-aperture optical to dismantle and wasting time and energy and inefficient problem of producing, achieve online fast assembling-disassembling and the locking of vacuum insulation assembly, there is time saving and energy saving, that efficiency is high outstanding feature.
Accompanying drawing explanation
Fig. 1 is facade structures schematic diagram of the present invention; Fig. 2 is that the A-A of Fig. 1 is to cut-open view; Fig. 3 is the partial enlarged drawing at I place in Fig. 1; Fig. 4 is the partial enlarged drawing at II place in Fig. 2; Fig. 5 is the axonometric drawing of vacuum insulation assembly in embodiment one; Fig. 6 is that the B-B of Fig. 8 is to cut-open view; Fig. 7 is the structural representation not deviating from screw in embodiment six; Fig. 8 is the structural representation of vacuum insulation guidance set in embodiment one.
In figure: 1, vacuum insulation guidance set; 2, gathering sill; 3, do not deviate from screw baffle plate; 4, do not deviate from screw; 5, vaccum seal ring; 6, vacuum insulation assembly; 7, horizontal pulley assembly; 8, roll wheel assembly; 10, vacuum insulating window pressing plate; 11, vacuum insulation sheet cushion; 12, vacuum insulation sheet optical element; 13, handle; 14, guide roller assembly; 15, arc dead slot; 18, ear shape groove; 19, longitudinal pulley assembly; 20, clothes-hook; 21, vacuum insulation framework; 22, guide frame; 23, lens module housing.
Embodiment
Embodiment one: composition graphs 1, Fig. 2 and Fig. 8 illustrate present embodiment, a kind of heavy caliber vacuum sealing component back loading type locking device described in present embodiment, it comprises lens module housing 23, it also comprise vacuum insulation assembly 6, vacuum insulation guidance set 1, do not deviate from screw baffle plate 3 and N number of do not deviate from screw 4, N be greater than 1 integer, vacuum insulation guidance set 1 comprises two guide frames 22 and two gathering sills 2, and gathering sill 2 is arranged inside guide frame 22, and gathering sill 2 opening in two guide frames 22 is relative, and two guide frames 22 respectively correspondence are fixed on lens module housing 23, vacuum insulation assembly 6 is by gathering sill 2 entry/exit lens module housing cavity, vacuum insulation assembly 6, vacuum insulation guidance set 1 is all arranged in lens module housing 23 inner chamber, vacuum insulation assembly 6 comprises vacuum insulation framework 21, vacuum insulating window pressing plate 10, vacuum insulation sheet cushion 11, vaccum seal ring 5 and vacuum insulation sheet optical element 12, the madial wall of vacuum insulation framework 21 peripherally has a L connected in star, the periphery in vacuum insulation sheet optical element 12 front and the first groove are contacted by vaccum seal ring 5 and arrange, vacuum insulating window pressing plate 10 is the framework that the shape of internal diameter is identical with size with the shape of the internal diameter of vacuum insulation framework 21 with size, the bottom surface of vacuum insulating window pressing plate 10 has the 2nd L connected in star along madial wall periphery, vacuum insulation sheet cushion 11 is placed in the surface of the second groove, vacuum insulation sheet cushion 11 is arranged with the peripheral contact at vacuum insulation sheet optical element 12 back side, vacuum insulating window pressing plate 10 is fixedly connected with vacuum insulation framework 21, not deviating from screw baffle plate 3 is the framework corresponding with vacuum insulation framework 21 frame, and do not deviate from screw baffle plate 3 and all have corresponding uniform N number of through hole with vacuum insulation framework 21, N number ofly not deviating from screw 4 respectively successively through not deviating from the screw baffle plate 3 N number of through hole with vacuum insulation framework 21, being connected on lens module housing 23.
Embodiment two: composition graphs 2 and Fig. 5 illustrate present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment one, vacuum insulation assembly 6 also comprises spacer removable component, described spacer removable component is made up of spacer dismounting clothes-hook 20 and clothes-hook base, spacer dismounting clothes-hook 20 is fixed on clothes-hook base, and clothes-hook base is fixed in the front upper portion portion of vacuum insulation assembly 6.
Embodiment three: composition graphs 2 illustrates present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment one, vacuum insulation assembly 6 also comprises handle 13, and described handle 13 is fixed in the bottom, front of vacuum insulation assembly 6.
Embodiment four: composition graphs 5 illustrates present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment one, and vacuum insulating window pressing plate 10 and vacuum insulation framework 21 are by being fixedly connected with along the equally distributed hexagon socket cap head screw of framework.
Embodiment five: present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment one, contiguous outer end, vacuum insulation assembly 6 back side has groove peripherally, and vaccum seal ring is placed in described groove.
Embodiment six: composition graphs 7 illustrates present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment one, the front end of not deviating from screw 4 is threaded one end, be light over glaze between screw thread and nut, and the diameter of light over glaze is less than thread Pilot hole diameter.
Embodiment seven: composition graphs 4 and Fig. 5 illustrate present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment one, vacuum insulation assembly 6 also comprises transverse-roller assembly 7, roll wheel assembly 8 and longitudinal roll wheel assembly 19, lower end, vacuum insulation framework 21 both sides is fixed lateral roll wheel assembly 7 respectively, upper end, vacuum insulation framework 21 both sides fixes longitudinal roll wheel assembly 19 respectively, and one group of roll wheel assembly 8 is respectively arranged successively along upper, middle and lower respectively in vacuum insulation framework 21 both sides.
Embodiment eight: composition graphs 1, Fig. 3, Fig. 6 and Fig. 8 illustrate present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment seven, vacuum insulation guidance set 1 also comprises arc dead slot 15 and ear shape groove 18, ear shape groove 18 is arranged on guide frame 22 upper end, longitudinal roll wheel assembly 19 is placed in ear shape groove 18, and guide frame 22 is provided with three arc dead slots 15 in the relevant position of the roll wheel assembly 8 with vacuum insulation assembly 6 side.
Embodiment nine: composition graphs 1 and Fig. 8 illustrate present embodiment, present embodiment is the further restriction to heavy caliber vacuum sealing component back loading type locking device a kind of described in embodiment eight, vacuum insulation guidance set 1 also comprises guide roller assembly 14, and guide roller assembly 14 is arranged on the lower end of guide frame 22.
In a particular application, because vacuum insulation assembly carries out entirety maintenance, changes and dismounting, the vacuum seal of vacuum insulation assembly self guaranteed by the hermetically-sealed construction of the vacuum insulation assembly be therefore made up of vacuum insulation framework, vacuum insulating window pressing plate, vacuum insulation sheet cushion, vaccum seal ring and vacuum insulation sheet optical element.Vacuum insulation sheet cushion avoids vacuum insulation pressing plate to act directly on vacuum insulation sheet optical element, vacuum insulation pressing plate is locked by hexagon socket cap head screw, locking method adopts torque spanner, and repeatedly circulation applies pretightning force, guarantees that each screw pretightning force is identical.
Roll wheel assembly in vacuum insulation framework is used for reducing to rub in the dismounting guiding of vacuum insulation assembly and installation process, and change sliding friction is rolling friction.Guiding when wherein longitudinal dismounting roller is used for longitudinal dismounting with reduce rub, horizontal dismounting roll wheel assembly is used for after the lifting of longitudinal vacuum insulation assembly puts in place, and guiding when vacuum insulation assembly pushes to installation position by handle and reduction rub.
Vacuum insulation assembly is not deviate from screw be connected with lens module housing by special, when not deviating from screw baffle plate for dismounting, does not specially deviate from screw and can not drop, be convenient to online dismounting.
The vacuum insulation case housing back side (with lens module housing phase-contact surface) has fluid sealant ring recess, wherein install vaccum seal ring, after vacuum insulation assembly containing vaccum seal ring is in place by power-assisted and guide piece, when there is vacuum insulation case housing and the lens module body contact of vaccum seal ring, pretension is special does not deviate from screw, torque spanner circulation is adopted to load pretension gradually, until setting value, guarantee the vacuum seal between vacuum insulation assembly and lens module housing.
During actual use, the useful space focused between frequency conversion system due to the controlled high flux large-aperture optical of multi-group vacuum limits, the dismounting of vacuum insulation assembly can only below lens module housing, namely vacuum insulation assembly dismounting flange carries out dismounting, and does not carry out direct dismounting by bigbore flange port reserved above lens module housing.
Auxiliary mounting flange mouth on the wire rope of suspender and suspension hook scioptics module housing is put into lens module housing, wire rope is unclamped, until suspension hook extends dismounting flange port edge.
Dismounting flange port on lens barrier assembly scioptics module housing is put into lens module housing, the clothes-hook on vacuum insulation assembly is put into suspension hook, by wire rope pretension simultaneously.
Track vacuum insulation assembly being set by suspender along guidance set rises, when the transverse-roller assembly of vacuum barrier assembly is by guide roller assembly, push vacuum insulation assembly to installation position, release wire rope, makes vacuum insulation assembly move to installation site;
Pretension does not deviate from screw, adopts torque spanner circulation to load pretension gradually, until setting value, guarantees the vacuum seal between vacuum insulation assembly and lens module housing.
In sum, this vacuum sealing component back loading type locking device way avoided in the past be large-aperture optical is focused on frequency conversion system employ big machinery Whole Equipment dismounting, waste time and energy, efficiency is not high.Realize online fast assembling-disassembling and the locking of vacuum insulation assembly, time saving and energy saving.

Claims (6)

1. a heavy caliber vacuum sealing component back loading type locking device, it comprises lens module housing (23), it is characterized in that, it also comprises vacuum insulation assembly (6), vacuum insulation guidance set (1), do not deviate from screw baffle plate (3) and N number ofly do not deviate from screw (4), N be greater than 1 integer, vacuum insulation guidance set (1) comprises two guide frames (22) and two gathering sills (2), gathering sill (2) is arranged along guide frame (22) inner side, gathering sill (2) opening in two guide frames (22) is relative, and two guide frames (22) respectively correspondence are fixed on lens module housing (23), vacuum insulation assembly (6) is by gathering sill (2) entry/exit lens module housing cavity, vacuum insulation assembly (6), vacuum insulation guidance set (1) is all arranged in lens module housing (23) inner chamber, vacuum insulation assembly (6) comprises vacuum insulation framework (21), vacuum insulating window pressing plate (10), vacuum insulation sheet cushion (11), vaccum seal ring (5) and vacuum insulation sheet optical element (12), the madial wall of vacuum insulation framework (21) peripherally has a L connected in star, the periphery in vacuum insulation sheet optical element (12) front and the first groove are contacted by vaccum seal ring (5) and arrange, the framework that the shape that vacuum insulating window pressing plate (10) is internal diameter is identical with size with the shape of the internal diameter of vacuum insulation framework (21) with size, the bottom surface of vacuum insulating window pressing plate (10) has the 2nd L connected in star along madial wall periphery, vacuum insulation sheet cushion (11) is placed in the surface of the second groove, vacuum insulation sheet cushion (11) is arranged with the peripheral contact at vacuum insulation sheet optical element (12) back side, vacuum insulating window pressing plate (10) is fixedly connected with vacuum insulation framework (21), not deviating from screw baffle plate (3) is the framework corresponding with vacuum insulation framework (21) frame, and do not deviate from screw baffle plate (3) and all have corresponding uniform N number of through hole with vacuum insulation framework (21), N number ofly do not deviate from screw (4) respectively successively through the N number of through hole not deviating from screw baffle plate (3) and vacuum insulation framework (21), be connected on lens module housing (23), contiguous outer end, vacuum insulation assembly (6) back side has groove peripherally, vaccum seal ring is placed in described groove, vacuum insulation assembly (6) also comprises transverse-roller assembly (7), roll wheel assembly (8) and longitudinal roll wheel assembly (19), vacuum insulation framework (21) lower end, both sides is fixed lateral roll wheel assembly (7) respectively, vacuum insulation framework (21) upper end, both sides fixes longitudinal roll wheel assembly (19) respectively, vacuum insulation framework (21) both sides are respectively along upper, in, under respectively arrange one group of roll wheel assembly (8) successively, vacuum insulation guidance set (1) also comprises arc dead slot (15) and ear shape groove (18), ear shape groove (18) is arranged on guide frame (22) upper end, longitudinal roll wheel assembly (19) is placed in ear shape groove (18), guide frame (22) is provided with three arc dead slots (15) in the relevant position of the roll wheel assembly (8) with vacuum insulation assembly (6) side.
2. a kind of heavy caliber vacuum sealing component back loading type locking device according to claim 1, it is characterized in that, vacuum insulation assembly (6) also comprises spacer removable component, described spacer removable component is made up of spacer dismounting clothes-hook (20) and clothes-hook base, spacer dismounting clothes-hook (20) is fixed on clothes-hook base, and clothes-hook base is fixed in the front upper portion portion of vacuum insulation assembly (6).
3. a kind of heavy caliber vacuum sealing component back loading type locking device according to claim 1, it is characterized in that, vacuum insulation assembly (6) also comprises handle (13), and described handle (13) is fixed in the bottom, front of vacuum insulation assembly (6).
4. a kind of heavy caliber vacuum sealing component back loading type locking device according to claim 1, it is characterized in that, vacuum insulating window pressing plate (10) and vacuum insulation framework (21) are by being fixedly connected with along the equally distributed hexagon socket cap head screw of framework.
5. a kind of heavy caliber vacuum sealing component back loading type locking device according to claim 1, it is characterized in that, the front end of not deviating from screw (4) is threaded one end, be light over glaze, and the diameter of light over glaze is less than thread Pilot hole diameter between screw thread and nut.
6. a kind of heavy caliber vacuum sealing component back loading type locking device according to claim 1, it is characterized in that, vacuum insulation guidance set (1) also comprises guide roller assembly (14), and guide roller assembly (14) is arranged on the lower end of guide frame (22).
CN201310155945.6A 2013-04-28 2013-04-28 Reverse mounting type locking device for large aperture vacuum sealing elements Active CN103235386B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310155945.6A CN103235386B (en) 2013-04-28 2013-04-28 Reverse mounting type locking device for large aperture vacuum sealing elements

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Application Number Priority Date Filing Date Title
CN201310155945.6A CN103235386B (en) 2013-04-28 2013-04-28 Reverse mounting type locking device for large aperture vacuum sealing elements

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CN103235386B true CN103235386B (en) 2015-02-04

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Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3894509B2 (en) * 1995-08-07 2007-03-22 キヤノン株式会社 Optical apparatus, exposure apparatus, and device manufacturing method
CN201159787Y (en) * 2007-11-16 2008-12-03 北京空间机电研究所 Ultra-large caliber expandable primary mirror accurate locking device of spacing observation optical remote sensing machine
CN103264655B (en) * 2013-05-31 2015-08-19 中国科学院长春光学精密机械与物理研究所 The sealing arrangement of the photoelectric instrument that a kind of vehicle-mounted quick position is installed

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Inventor after: Lu Lihua

Inventor after: Yu Fuli

Inventor after: Guo Yongbo

Inventor after: Zhang Qingchun

Inventor after: Liang Yingchun

Inventor before: Liang Yingchun

Inventor before: Yu Fuli

Inventor before: Guo Yongbo

Inventor before: Lu Lihua

Inventor before: Zhang Qingchun

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: LIANG YINGCHUN YU FULI GUO YONGBO LU LIHUA ZHANG QINGCHUN TO: LU LIHUA YU FULI GUO YONGBO ZHANG QINGCHUN LIANG YINGCHUN

C14 Grant of patent or utility model
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Effective date of registration: 20210518

Address after: 2 / F, unit 1, 14955 Zhongyuan Avenue, building 9, innovation and entrepreneurship square, science and technology innovation city, high tech Zone, Harbin City, Heilongjiang Province

Patentee after: HARBIN TONGHE OPTICS PRECISION MACHINERY

Address before: 150001 No. 92 West straight street, Nangang District, Heilongjiang, Harbin

Patentee before: HARBIN INSTITUTE OF TECHNOLOGY