CN115013432B - On-orbit harmful gas removal unit storage device - Google Patents
On-orbit harmful gas removal unit storage device Download PDFInfo
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- CN115013432B CN115013432B CN202210626473.7A CN202210626473A CN115013432B CN 115013432 B CN115013432 B CN 115013432B CN 202210626473 A CN202210626473 A CN 202210626473A CN 115013432 B CN115013432 B CN 115013432B
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- Prior art keywords
- guide rail
- locking
- rail
- fixing frame
- unit
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/02—Sliding-contact bearings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses an on-orbit harmful gas removal unit storage device, which comprises a cabinet, wherein one end of the cabinet is opened, and the interior of the cabinet is provided with an accommodating space; the fixing frame is arranged in the accommodating space of the cabinet through the sliding rail unit; the harmful gas treatment unit is arranged on the fixing frame; and the sliding rail unit comprises an outer guide rail, an inner guide rail, a pressing plate, a locking unit, an adjusting unit and a swinging shaft, wherein the outer guide rail is connected with the cabinet, the inner guide rail is connected with the fixing frame, the outer guide rail comprises an outer guide rail body, and a first cavity is formed in the outer guide rail body. The invention has simple structure, no complex self-locking mechanism, reduced functional components such as springs, simplicity, easy use and high reliability.
Description
Technical Field
The invention relates to the technical field of sliding rail structures, in particular to an on-orbit harmful gas removal unit storage device.
Background
The environment control and life support system is an important subsystem of the manned spacecraft, and comprises 4 environment control life support subsystems of carbon dioxide removal, trace harmful gas removal, urine treatment, water treatment and electrolysis oxygen production, so that important support is provided for life health of astronauts. The trace harmful gas removal subsystem is used for removing volatile organic compounds, acidic inorganic gases, ammonia and other gases in the track device, the system consists of a large number of functional components, and units such as gas, liquid pipelines, valves and the like for connecting the functional components, and the abnormal operation of the whole system can be caused by the failure of any unit, so that the life safety of astronauts is threatened. Meanwhile, astronauts need to periodically check the running condition of the system and replace components with expired service lives. Because the space station is narrow in installation space and operation space, how to realize effective operation and maintenance of the harmful gas removal system through reasonable layout and installation becomes a technical difficulty.
Because of the large number of functional components of the trace amounts of harmful gas removal subsystem, these components are often separately installed in different workspaces. Under the normal running condition of the equipment, each component is fixedly connected with a fixed supporting piece such as a cabinet, a cabin section and the like. When equipment fails, astronauts need to locate the failed component and maintain and replace the operation, and the small operation space causes great obstruction to detection and maintenance operation, so that a component layout method needs to be improved to realize space conversion between normal working conditions and maintenance working conditions.
The sliding rail is a linear motion device for realizing rapid visualization of the inner space, has a simple structure and convenient operation, and is widely applied to daily life and industrial production. The existing sliding rail has the main defect that the sliding rail cannot be kept in a locking state when pushed back, and the equipment has great potential safety hazard when running at high speed. In recent years, many sliding rail structures with self-locking functions for household articles such as drawers and cabinets appear on the market, but most sliding rail structures are complex in structure and assembly, passive self-locking is realized by means of a mechanism, active locking cannot be realized, reliability is low, and the sliding rail structure is not suitable for aerospace equipment facing maintenance requirements.
The existing space station harmful gas removal subsystem installation and storage technology does not have good maintainability. All functional components of the subsystem are generally arranged on a fixed frame, and then the fixed frame is fixedly connected with a cabin section in a spacecraft, and the launching and on-orbit phases are integrated. When the astronaut maintains and replaces the functional components in the subsystem, the operation space is narrow, the element layers are unclear, and the operation is difficult.
Disclosure of Invention
The invention aims to provide an on-orbit harmful gas removal unit storage device, which overcomes the defects in the prior art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
an on-track harmful gas removal unit storage device comprising:
the device comprises a cabinet, wherein one end of the cabinet is opened, and an accommodating space is formed inside the cabinet;
the fixing frame is arranged in the accommodating space of the cabinet through the sliding rail unit;
the harmful gas treatment unit is arranged on the fixing frame;
and the sliding rail unit comprises an outer guide rail, an inner guide rail, a pressing plate, a locking unit, an adjusting unit and a swinging shaft, wherein the outer guide rail is connected with the cabinet, the inner guide rail is connected with the fixing frame, the outer guide rail comprises an outer guide rail body, a first cavity is formed in the outer guide rail body, a first front pressing inclined plane and a first rear pressing inclined plane are respectively arranged on the front and rear upper end faces of the cavity, the inner guide rail is arranged in the first cavity, the inner guide rail comprises an inner guide rail body, a second front pressing inclined plane and a second rear pressing inclined plane are respectively arranged on the front and rear upper end faces of the inner guide rail body, the second front pressing inclined plane is attached to the first front pressing inclined plane, the second rear pressing inclined plane is attached to the first rear pressing inclined plane, one end of the pressing plate is hinged to the outer guide rail through the swinging shaft, the other end of the pressing plate is detachably connected with the outer guide rail, the locking unit is hinged to the outer guide rail, the locking unit is used for locking the pressing plate and the outer guide rail, the adjusting unit is arranged on the pressing plate, the adjusting unit is used for moving along the inner guide rail sliding direction, and the adjusting the degree of the inner guide rail is adjusted in the telescopic manner.
Further, the cabinet comprises a cabinet body, the inside of cabinet body is accommodation space, the mount is U type structure, in accommodation space was located to the mount, the both sides outer wall of mount is through a plurality of slide rail units and accommodation space's inner wall sliding connection, harmful gas processing unit installs on the inner wall of mount.
Further, the U type structure that the mount comprises first mount, second mount and third mount, the second mount is connected with accommodation space's inboard inner wall is detachable, first mount and third mount are connected with accommodation space's both sides inner wall, all be equipped with the mounting hole on first mount and the third mount, the slide rail unit is installed through the bolt to the mounting hole.
Further, the harmful gas treatment unit comprises a first harmful gas treatment unit, a second harmful gas treatment unit and a third harmful gas treatment unit, and the first harmful gas treatment unit, the second harmful gas treatment unit and the third harmful gas treatment unit are respectively installed on the first fixing frame, the second fixing frame and the third fixing frame.
Further, the locking unit includes locking rotation axis, locking screw and lock nut, and locking rotation axis and lock screw all set up in the locking axle movable groove of outer guide rail body one end, and locking rotation axis passes through the locking axle mounting hole and articulates with outer guide rail body, and threaded hole is opened to the tip of lock screw, locking rotation axis and the screw threaded hole screwed connection of locking screw tip, locking rotation axis and lock screw form a T type axle, and this T type axle is used for around outer guide rail body rotation, lock nut is connected with the lock screw, the upper end of clamp plate is equipped with and is used for with lock nut matched with locking unit mounting hole.
Further, the adjusting unit comprises an adjusting shaft and an adjusting nut, one end of the adjusting shaft is a threaded hole and is in threaded connection with the adjusting nut, the other end of the adjusting shaft is an optical axis, the optical axis radius is larger than the thread radius, one end of the optical axis is arranged in a second cavity of one end of the inner guide rail and is matched with a first matching surface and a second matching surface in the second cavity, the first matching surface is used for being matched with one end of the optical axis to push the inner guide rail to move outwards, and the second matching surface is used for being matched with one end of the optical axis to push the inner guide rail to move inwards.
Further, the lower end in the outside of interior guide rail is equipped with the guide slot, the outer guide rail is equipped with the conducting bar that corresponds with the guide slot, the spout includes first interior guide rail mating surface and second interior guide rail mating surface, be equipped with on the conducting bar with first interior guide rail mating surface matched with first outer guide rail mating surface to and with second interior guide rail mating surface matched with second outer guide rail mating surface.
Further, a limiting device is further arranged between the outer guide rail and the inner guide rail, the limiting device comprises a limiting pin and a guiding limiting groove, the limiting pin is arranged on the outer guide rail, the guiding limiting groove is arranged at the upper end of the inner guide rail, and the lower end of the limiting pin is matched with the guiding limiting groove.
Compared with the prior art, the invention has the advantages that: the invention has simple structure, no complex self-locking mechanism, reduced functional components such as springs, simplicity, easy use and high reliability; the invention has convenient operation, all the components are hinged or in threaded connection, the separation, disassembly and installation are not needed, and the self-locking and unlocking can be realized only by rotating the components to adjust the position and rotating the nuts to adjust the tightness; the invention can adjust the locking degree, has no gap after locking, and avoids the damage of vibration between components to equipment.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a plan view of a storage unit for an in-orbit harmful gas removal unit according to the present invention.
Fig. 2 is an isometric view of a holder according to the present invention.
Fig. 3 (a), (b) and (c) are schematic views showing three different states of the in-orbit harmful gas removal unit storage device according to the present invention, respectively.
Fig. 4 is a cross-sectional view of a planar structure of a self-locking wedge rail apparatus of the present invention.
Fig. 5 is a schematic view of a partial perspective structure of a self-locking wedge rail apparatus according to the present invention.
Fig. 6 (a), (b) and (c) are respectively a top view, a front view and a left view of the outer rail of the present invention.
Fig. 7 (a) and (b) are a schematic perspective view and a partially enlarged view of the inner rail according to the present invention, respectively.
Fig. 8 is a schematic perspective view of a platen according to the present invention.
Fig. 9 (a), (b) and (c) are schematic views of the rail in the locked state, the released state and the pulled-out state of the present invention, respectively.
In the figure:
10. a cabinet;
11. a cabinet wall; 12. an accommodation space; 13. a mounting hole;
20. a fixing frame;
21. a first fixing frame; 22. the second fixing frame; 23. a third fixing frame; 24. a mounting hole;
30. a harmful gas treatment unit;
31. a first harmful gas treatment unit; 32. a second harmful gas treatment unit; 33. a third harmful gas treatment unit;
40. sliding rail unit
41. An outer rail;
410. an outer rail body; 411. a first cavity; 4111. a first front compaction ramp; 4112. a first rear compaction ramp; 412. a locking shaft movable groove; 413. a cabinet mounting hole; 414. a locking shaft mounting hole; 415. a first swing shaft mounting hole; 416. limiting pin holes;
42. an inner rail;
420. an inner rail body; 421. a second cavity; 422. a guide limit groove; 423. a mounting hole of the fixing frame;
4201. a first inner rail mating surface; 4202. a second inner rail mating surface; 4203. a second front compaction ramp; 4204. a second rear compaction ramp; 4211. a first mating surface; 4212. a second mating surface;
43. a pressing plate;
431. a locking unit mounting hole; 432. an adjusting unit mounting hole; 433. a second swing shaft mounting hole;
44. a locking unit;
441. locking the rotating shaft; 442. locking the screw rod; 443. a lock nut;
45. an adjusting unit;
451. an adjusting shaft, 452, an adjusting nut;
46. a swing shaft;
47. and a limiting pin.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1-8, the present embodiment discloses an on-orbit harmful gas removal unit storage device, comprising:
the cabinet 10, an end of the cabinet 10 is open, and an accommodating space 12 is formed inside the cabinet 10.
The fixing frame 20, the fixing frame 20 is arranged in the accommodating space 12 of the cabinet 10 through the sliding rail unit 40, and the fixing frame 20 can be pushed in or pulled out from the cabinet 10.
The harmful gas treatment unit 30, the harmful gas treatment unit 30 is located on the mount 20, and the harmful gas treatment unit 30 is fixedly connected with the mount 20 through threaded connection.
And the sliding rail unit 40, the sliding rail unit 40 is arranged in the cabinet 10, the main body of the sliding rail unit 40 is composed of an outer guide rail 41 and an inner guide rail 42, the inner guide rail 42 is fixedly connected with the fixing frame 20 through threaded connection, and the outer guide rail 41 is fixedly connected with the cabinet 10 through threaded connection. Thus, the mount 20 can be moved inside and outside the cabinet 10.
In this embodiment, the two sides of the cabinet 10 are provided with mounting holes 13, which can be connected and fixed with the slide rail unit 40 by bolts.
Preferably, the cabinet 10 includes a cabinet body 11, an accommodating space 12 is provided in the cabinet body 11, the fixing frame 20 has a U-shaped structure, the fixing frame 20 is disposed in the accommodating space 12, two outer walls of two sides of the fixing frame 20 are slidably connected with an inner wall of the accommodating space 12 through a plurality of sliding rail units 40, and the harmful gas treatment unit 30 is mounted on the inner wall of the fixing frame 20.
In this embodiment, the fixing frame 20 is a U-shaped structure formed by a first fixing frame 21, a second fixing frame 22 and a third fixing frame 23, the second fixing frame 22 is detachably connected with the inner side wall of the accommodating space 12 (fixedly connected in the take-off stage of the spacecraft, and fixedly connected in the track stage is cancelled, so that the inner and outer drawing of the sliding rail is performed), the first fixing frame 21 and the third fixing frame 23 are connected with the inner side walls of the accommodating space 12, the first fixing frame 21 and the third fixing frame 23 are respectively provided with a mounting hole 24, and the mounting holes 24 are provided with the sliding rail units 40 through bolts.
Preferably, the first fixing frame 21 is connected with the left side plate of the cabinet 10 through 2 sliding rail units 40, the second fixing frame 22 is connected with the right side plate of the cabinet 10 through 2 sliding rail units 40, and the third fixing frame 23 is perpendicular to the first fixing frame 21 and/or the second fixing frame 22, so that the three fixing frames together form a U-shaped structure.
In this embodiment, the harmful gas treatment unit 30 includes a first harmful gas treatment unit 31, a second harmful gas treatment unit 32, and a third harmful gas treatment unit 33, and the first harmful gas treatment unit 31, the second harmful gas treatment unit 32, and the third harmful gas treatment unit 33 are respectively mounted on the first fixing frame 21, the second fixing frame 22, and the third fixing frame 23 through screw holes.
Preferably, the distribution of the first, second and third harmful gas treatment units 31, 32 and 33 is classified according to the life cycle and the damage degree of functional components in the harmful gas treatment subsystem. Wherein the first and second harmful gas treatment units 31 and 32 are close to the outside, and the components having a short life cycle and being easily damaged are mounted, and the third harmful gas treatment unit 33 is closest to the inside, and the components having a long life cycle and being not easily damaged are mounted.
Preferably, the first and second harmful gas treatment units 31 and 32 are also arranged so that the components having a shorter life cycle and being more likely to be damaged are installed closer to the opening of the cabinet, in the order of the life cycle and the degree of the damage.
In this embodiment, the slide rail unit 40 includes an outer rail 41, an inner rail 42, a pressing plate 43, a locking unit 44, an adjusting unit 45, and a swing shaft 46.
The outer rail 41 includes an outer rail body 410, a first cavity 411 is disposed in the outer rail body 410, wedge-shaped surfaces are disposed at front and rear ends of the cavity, that is, a first front compression inclined surface 4111 and a first rear compression inclined surface 4112 are disposed on front and rear upper end surfaces of the cavity 411, and a cabinet mounting hole 413 is formed in the outer rail 41 to connect the outer rail 41 with the cabinet 10 in a threaded manner.
The inner rail 42 is disposed in the first cavity 411, the cross section of the shape of the inner rail 42 is consistent with that of the first cavity 411 of the outer rail 41, the inner rail 42 can slide in the outer rail 41, a wedge surface is disposed on the front and rear sides of the inner rail 42, the inner rail 42 can be tightly attached to the wedge surface of the outer rail 41, the inner rail 42 comprises an inner rail body 420, a second front compression inclined surface 4203 and a second rear compression inclined surface 4204 are disposed on the front and rear upper end surfaces of the inner rail body 420, the second front compression inclined surface 4203 is attached to the first front compression inclined surface 4111, and the second rear compression inclined surface 4204 is attached to the first rear compression inclined surface 4112.
A row of fixing frame mounting holes 423 are formed in the middle of the inner guide rail 42 and are in threaded connection with the mounting frame. An adjusting second cavity 421 is opened at one end of the inner rail 42, and the adjusting unit 45 is adjusted back and forth in the cavity to lock or unlock the connection of the inner rail 42 and the outer rail 41.
The second swing shaft mounting hole 433 at one end of the pressing plate 43 is hinged to the first swing shaft mounting hole 415 on the outer rail 41 through the swing shaft 46, and the other end of the pressing plate 43 is detachably connected to the outer rail 41.
The locking unit 44 is hinged to the outer guide rail 41, and the locking unit 44 is used for locking and connecting the pressing plate 43 with the outer guide rail 41.
The adjusting unit 45 is disposed on the pressing plate 43, the adjusting unit 45 is used for moving telescopically along the sliding direction of the inner rail 42, and the adjusting unit 45 adjusts the locking degree of the inner rail 42 and the outer rail 41 after the locking unit 44 is attached to the inner rail 42.
In this embodiment, the locking unit 44 includes a locking rotation shaft 441, a locking screw 442 and a locking nut 443, where the locking rotation shaft 441 and the locking screw 442 are both disposed in a locking shaft movable slot 412 at one end of the outer rail body 410, the locking rotation shaft 441 is hinged to the outer rail body 410 through a locking shaft mounting hole 414, a threaded hole is opened at an end of the locking screw 442, the locking rotation shaft 441 is in screw connection with the threaded hole at the end of the locking screw 442, the locking rotation shaft 441 and the locking screw 442 form a T-shaped shaft, the T-shaped shaft is used to rotate around the outer rail body 410, the locking nut 443 is connected with the locking screw 442, a locking unit mounting hole 431 for matching with the locking nut 443 is disposed at an upper end of the pressing plate 43, the locking unit 44 can rotate around the outer rail 41, the locking unit mounting hole 431 is an opening, the pressing plate 43 only needs to be unscrewed and then rotated upwards, and the degree of freedom of rotation around the outer rail 41 can be recovered.
In this embodiment, the adjusting unit 45 includes an adjusting shaft 451 and an adjusting nut 452, corresponding to the adjusting unit mounting hole 432 in the middle of the pressing plate 43, one end of the adjusting shaft 451 is a threaded hole and is in threaded connection with the adjusting nut 452, the other end of the adjusting shaft 451 is an optical axis, the radius of the optical axis is larger than the radius of the threads, one end of the optical axis is disposed in the second cavity 421 at one end of the inner rail 42 and is matched with the first matching surface 4211 and the second matching surface 4212 in the second cavity 421, the first matching surface 4211 is used for being matched with one end of the optical axis to push the inner rail 42 to move inwards, and the second matching surface 4212 is used for being matched with one end of the optical axis to push the inner rail 42 to move outwards. The adjusting nut 452 rotates to drive the adjusting shaft 451 to move back and forth, thereby driving the inner rail 42 to move back and forth, so as to compress the wedge-shaped inclined plane or release the compressed inclined plane, thereby realizing self-locking and unlocking. The adjusting unit 45 is a unidirectional self-locking unit because the movement of the adjusting shaft 451 cannot rotate the adjusting nut 452 due to the self-locking nature of the threaded connection.
Preferably, the locking nut 443 and the adjusting nut 452 are butterfly nuts, which are convenient to operate and can be screwed without tools.
In this embodiment, the lower end of the outer side of the inner rail 42 is provided with a guide groove, the outer rail 41 is provided with a guide bar corresponding to the guide groove, the guide groove includes a first inner rail mating surface 4201 and a second inner rail mating surface 4202, and the guide bar is provided with a first outer rail mating surface mating with the first inner rail mating surface 4201 and a second outer rail mating surface mating with the second inner rail mating surface 4202.
In this embodiment, a limiting device is further disposed between the outer rail 41 and the inner rail 42, and the limiting device includes a limiting pin 47 and a guiding limiting groove 422, which are used for guiding and limiting, the limiting pin 47 is disposed on the outer rail 41, the guiding limiting groove 422 is disposed at the upper end of the inner rail 42, the lower end of the limiting pin 47 is matched with the guiding limiting groove 422, and sliding rail pull limiting can be achieved through the guiding limiting groove 422 and the limiting pin 47.
Fig. 9 is a schematic view of the positions of the components in three working modes, wherein (a) is in a completely locked state, and the locking steps are as follows: pushing the inner rail 42 to the bottom; the pressing plate 430 is turned up so that the locking unit installation hole 431 is upward and the adjusting unit 45 is simultaneously introduced into the second cavity 421 of the inner rail 42; the locking unit 44 is turned down and turned into the locking unit mounting hole 431 of the pressing plate 3, the locking nut 443 locks, the outer guide rail 41, the pressing plate 43 and the locking unit 44 form a fixedly connected relationship, and at the moment, the inner guide rail 42 has a small amount of front and back moving space; the adjusting nut 452 is rotated to move the adjusting shaft 451 backward until contacting the first mating surface 4211, and the inner rail 42 is further pushed to move backward, so that the front and rear pressing inclined surfaces of the inner rail 42 and the outer rail 41 are pressed, thereby forming self-locking.
Fig. 9 (b) shows an unlocked state, which includes the steps of: rotating the adjustment nut 452 in the opposite direction causes the adjustment shaft 451 to move forward, the compression ramps of the inner rail 42 and the outer rail 41 being released, the adjustment shaft 451 moving forward, disengaging from the first mating face 4211; the adjusting shaft continues to move forwards, contacts with the second matching surface 4212 and drives the inner guide rail 42 to move backwards, and the inner guide rail 42 is completely separated from the outer guide rail 41; unscrewing the lock nut 443 to release the lock on the pressing plate 43; the locking unit 44 is integrally rotated out; the pressing plate 43 is rotated out integrally with the regulating unit 45 and is released from contact with the inner rail 42. Fig. 9 (c) shows an unlocked operating state in which the inner rail is free to move in the outer rail.
The invention has simple structure, no complex self-locking mechanism, reduced functional components such as springs, simplicity, easy use and high reliability.
The invention has convenient operation, all the components are hinged or in threaded connection, the separation, disassembly and installation are not needed, and the self-locking and unlocking can be realized only by rotating the components to adjust the position and rotating the nuts to adjust the tightness.
The invention can adjust the locking degree, has no gap after locking, and avoids the damage of vibration between components to equipment.
The invention is directed to high-speed operation equipment such as aerospace with maintenance requirements, which has low use frequency but needs to be highly reliable. The invention realizes the switching between the normal operation and the maintenance state of the equipment through a simple mechanical structure, ensures complete locking during the normal operation of the machine and has high reliability.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, the patentees may make various modifications or alterations within the scope of the appended claims, and are intended to be within the scope of the invention as described in the claims.
Claims (8)
1. An on-track harmful gas removal unit storage device, comprising:
the device comprises a cabinet, wherein one end of the cabinet is opened, and an accommodating space is formed inside the cabinet;
the fixing frame is arranged in the accommodating space of the cabinet through the sliding rail unit;
the harmful gas treatment unit is arranged on the fixing frame;
and the sliding rail unit comprises an outer guide rail, an inner guide rail, a pressing plate, a locking unit, an adjusting unit and a swinging shaft, wherein the outer guide rail is connected with the cabinet, the inner guide rail is connected with the fixing frame, the outer guide rail comprises an outer guide rail body, a first cavity is formed in the outer guide rail body, a first front pressing inclined plane and a first rear pressing inclined plane are respectively arranged on the front and rear upper end faces of the cavity, the inner guide rail is arranged in the first cavity, the inner guide rail comprises an inner guide rail body, a second front pressing inclined plane and a second rear pressing inclined plane are respectively arranged on the front and rear upper end faces of the inner guide rail body, the second front pressing inclined plane is attached to the first front pressing inclined plane, the second rear pressing inclined plane is attached to the first rear pressing inclined plane, one end of the pressing plate is hinged to the outer guide rail through the swinging shaft, the other end of the pressing plate is detachably connected with the outer guide rail, the locking unit is hinged to the outer guide rail, the locking unit is used for locking the pressing plate and the outer guide rail, the adjusting unit is arranged on the pressing plate, the adjusting unit is used for moving along the inner guide rail sliding direction, and the adjusting the degree of the inner guide rail is adjusted in the telescopic manner.
2. The on-orbit harmful gas removal unit storage device according to claim 1, wherein the cabinet comprises a cabinet body, the interior of the cabinet body is an accommodating space, the fixing frame is of a U-shaped structure, the fixing frame is arranged in the accommodating space, the outer walls of the two sides of the fixing frame are in sliding connection with the inner wall of the accommodating space through a plurality of sliding rail units, and the harmful gas treatment unit is arranged on the inner wall of the fixing frame.
3. The on-orbit harmful gas removal unit storage device according to claim 1, wherein the fixing frame is a U-shaped structure consisting of a first fixing frame, a second fixing frame and a third fixing frame, the second fixing frame is detachably connected with the inner side wall of the accommodating space, the first fixing frame and the third fixing frame are connected with the inner side walls of the accommodating space, mounting holes are formed in the first fixing frame and the third fixing frame, and the mounting holes are provided with sliding rail units through bolts.
4. An on-orbit hazardous gas removal unit storage device according to claim 3, wherein the hazardous gas treatment unit comprises a first hazardous gas treatment unit, a second hazardous gas treatment unit and a third hazardous gas treatment unit mounted on a first mount, a second mount and a third mount respectively.
5. The on-orbit harmful gas removal unit storage device according to claim 1, wherein the locking unit comprises a locking rotating shaft, a locking screw and a locking nut, wherein the locking rotating shaft and the locking screw are arranged in a locking shaft movable groove at one end of the outer guide rail body, the locking rotating shaft is hinged with the outer guide rail body through a locking shaft mounting hole, a threaded hole is formed in the end part of the locking screw, the locking rotating shaft is in threaded connection with the threaded hole in the end part of the locking screw, the locking rotating shaft and the locking screw form a T-shaped shaft, the T-shaped shaft is used for rotating around the outer guide rail body, the locking nut is connected with the locking screw, and a locking unit mounting hole used for being matched with the locking nut is formed in the upper end of the pressing plate.
6. The on-orbit harmful gas removal unit storage unit according to claim 1, wherein the adjustment unit comprises an adjustment shaft and an adjustment nut, one end of the adjustment shaft is threaded and is in threaded connection with the adjustment nut, the other end of the adjustment shaft is an optical axis, the optical axis radius is larger than the thread radius, one end of the optical axis is arranged in a second cavity at one end of the inner rail and is matched with a first matching surface and a second matching surface in the second cavity, the first matching surface is used for being matched with one end of the optical axis to push the inner rail to move outwards, and the second matching surface is used for being matched with one end of the optical axis to push the inner rail to move inwards.
7. The on-orbit harmful gas removal unit storage device according to claim 1, wherein the outer lower end of the inner rail is provided with a guide groove, the outer rail is provided with a guide bar corresponding to the guide groove, the guide groove comprises a first inner rail mating surface and a second inner rail mating surface, and the guide bar is provided with a first outer rail mating surface mated with the first inner rail mating surface and a second outer rail mating surface mated with the second inner rail mating surface.
8. The on-orbit harmful gas removal unit storage device according to claim 1, wherein a limiting device is further arranged between the outer guide rail and the inner guide rail, the limiting device comprises a limiting pin and a guiding limiting groove, the limiting pin is arranged on the outer guide rail, the guiding limiting groove is arranged at the upper end of the inner guide rail, and the lower end of the limiting pin is matched with the guiding limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210626473.7A CN115013432B (en) | 2022-06-02 | 2022-06-02 | On-orbit harmful gas removal unit storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210626473.7A CN115013432B (en) | 2022-06-02 | 2022-06-02 | On-orbit harmful gas removal unit storage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115013432A CN115013432A (en) | 2022-09-06 |
| CN115013432B true CN115013432B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210626473.7A Active CN115013432B (en) | 2022-06-02 | 2022-06-02 | On-orbit harmful gas removal unit storage device |
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Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3711329C1 (en) * | 1987-04-03 | 1988-12-22 | Dornier Gmbh | Locking element |
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| DE19805449A1 (en) * | 1998-02-11 | 1999-08-12 | Schaeffler Waelzlager Ohg | Braking device for a linear guide |
| DE20116513U1 (en) * | 2001-09-28 | 2002-01-17 | King Slide Works Co | Bolt arrangement of a sliding device blocking the rear section |
| WO2012022386A1 (en) * | 2010-08-17 | 2012-02-23 | Johnson Controls Gmbh | Trapezoidal component, linear guide, and head restraint |
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| CN103894675A (en) * | 2014-04-19 | 2014-07-02 | 吉林大学 | Sawing device for railway seamless steel rail vertical-direction unidirectional-sloping weld surface |
| CN205965510U (en) * | 2016-07-20 | 2017-02-22 | 江苏江阴港港口集团股份有限公司 | Waste gas treatment device |
| CN206786851U (en) * | 2017-03-31 | 2017-12-22 | 深圳沃海森科技有限公司 | Integrated air conditioner indoor unit |
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| CN207815684U (en) * | 2018-01-10 | 2018-09-04 | 四川华腾国盛科技有限公司 | A kind of filter screen of air purifier mounting structure |
| CN208113134U (en) * | 2018-02-08 | 2018-11-16 | 深圳市益百通科技有限公司 | A kind of air purification network cabinet |
| CN109240161A (en) * | 2018-09-19 | 2019-01-18 | 西安微电子技术研究所 | A kind of space station environmental control and life support system controller and control method |
| CN211695217U (en) * | 2020-02-20 | 2020-10-16 | 佛山市清风环保服务有限公司 | Photocatalyst air purification and sterilization device |
| EP3888495A1 (en) * | 2020-03-30 | 2021-10-06 | Peka-Metall AG | Pull out device for a drawer extractable on opposite sides |
| CN212970481U (en) * | 2020-07-24 | 2021-04-13 | 河北汉光重工有限责任公司 | Telescopic positioning and clamping mechanism |
| CN214701073U (en) * | 2020-12-03 | 2021-11-12 | 上海市宝山区吴淞中心医院(复旦大学附属中山医院吴淞医院·上海市宝山区红十字医院) | Air purifier with detachable filter layer |
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| CN214701051U (en) * | 2021-03-10 | 2021-11-12 | 丹斯迈(北京)科技有限公司 | Air source heat pump |
| CN215490286U (en) * | 2021-05-20 | 2022-01-11 | 珠海三友环境技术有限公司 | Filter screen mounting structure for air conditioner and cabinet air conditioner thereof |
| CN113310161A (en) * | 2021-06-02 | 2021-08-27 | 安徽徽柏环保科技有限公司 | Indoor air circulation purifying equipment |
| CN216089625U (en) * | 2021-11-05 | 2022-03-22 | 科聚创精密工业(肇庆)有限公司 | Slide rail with opening and closing locking device |
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|---|---|
| CN115013432A (en) | 2022-09-06 |
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