CN209306764U - A kind of V-arrangement metal tape guide structure - Google Patents
A kind of V-arrangement metal tape guide structure Download PDFInfo
- Publication number
- CN209306764U CN209306764U CN201821622753.6U CN201821622753U CN209306764U CN 209306764 U CN209306764 U CN 209306764U CN 201821622753 U CN201821622753 U CN 201821622753U CN 209306764 U CN209306764 U CN 209306764U
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- CN
- China
- Prior art keywords
- metal tape
- pedestal
- slider
- angle
- arrangement metal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of V-arrangement metal tape guide structures, belong to sealing element production equipment technology.The guide structure includes pedestal, the V-shaped groove support of pedestal front end, the roll-in structure of pedestal rear end, the front-slider of pedestal front, the angle adjustment block at pedestal rear portion, rear slider in angle adjustment block, front position between pedestal and front-slider adjusts structure, rear position adjustment structure between angle-regulation structure between pedestal and angle adjustment block and angle adjustment block and rear slider, along front and back to equipped with V-shaped groove on V-shaped groove support, front-slider is equipped at least a pair of of guide wheel, rear slider is equipped with a pair of of guide wheel, edge, which controls to and rotates, in the roll-in structure is equipped with the deflector roll that can adjust position up and down, it is arranged side by side before and after multipair guide wheel, each pair of guide wheel is left by guide V metal tape respectively, two guide wheels of right two sides form and which is provided with the annular groove with the cooperation of V-arrangement metal tape.The quality of SW with outside ring can be improved dedicated for guide V metal tape in the structure.
Description
Technical field
The utility model belongs to sealing element production equipment technology, in particular to a kind of V-arrangement metal tape guide structure.
Background technique
SW with outside ring is a kind of current widely used gasket seal, is that resilience is optimal in semimetal gasket
Gasket is replaced with various filler materials by common thin steel strip, V-arrangement thin steel strip or W-shaped thin steel strip and is entwined, can high temperature resistant, high pressure
It is used with the condition adapted under ultralow temperature or vacuum, by changing the combination of materials of gasket, various media can be solved to gasket
Chemical attack problem, density of texture can make according to different locking force requests.
Such as application No. is the patents of CN201620911119.9 to disclose a kind of reinforced square metal spirotallic gasket, including
Replace the sealing ring being wound with soft graphite by preforming V-arrangement steel band or preforming W-shaped steel band, is equipped with metal in sealing ring
Inner ring.
Specifically, SW with outside ring is using high-quality SUS304, SUS316(" V " shape or " W " shape) metal tape and other conjunctions
Golden material and graphite, asbestos, teflon gasket or without the flexible materials such as asbestos alternate it is Chong Die it is radial be entwined,
Start and metal tape is fixed with spot welding mode in end.Wherein, it is twined by the metal that V-arrangement metal tape is wound with graphite tape alternation
The more typical and better performances around gasket.Metallic graphite carbon gasket seal is usually used to prepare by Wiring apparatus in the prior art, such as
Application No. is the patents of CN 201721371293.X to disclose a kind of process units of the SW with outside ring of inside and outside bound edge, packet
Include workbench, the winding axis of workbench front, on workbench relative to winding axis and for compressing the Graphite pad wound on axis
The rolling wheel of side, the bracket at workbench rear portion, the graphite tape on bracket unreel unreeled with metal tape, along front and back to being set to bracket
On push rod, push the driving structure that moves forward and backward of push rod and rotation to be set to push rod front end and for compressing Graphite pad outer rim
Contact roller.Metal tape guide structure can be usually set on push rod for guiding metal tape, metal tape guide structure usually by
Two deflector rolls of setting side by side up and down are constituted, and metal tape realizes guidance by passing through between two deflector rolls.It has been found that aforementioned gold
Belong to preferable with guidance effect of the guide structure for common metal band, and guidance for V-arrangement metal tape and bad, in winding
It will appear each layer V-arrangement metal tape and be unable to close alignment, and then keep two sealing surfaces of SW with outside ring uneven, influence it
Sealing effect.
Summary of the invention
To solve the above-mentioned problems, the utility model embodiment provides a kind of V-arrangement metal tape guide structure, dedicated for
The quality of SW with outside ring can be improved in guide V metal tape.The technical solution is as follows:
The utility model embodiment provides a kind of V-arrangement metal tape guide structure, which includes along front and back to setting
The pedestal 1 set, the V-shaped groove support 2 of 1 front end of pedestal, the roll-in structure 3 of 1 rear end of pedestal, 1 front of pedestal can simultaneously be controlled to adjustment
The front-slider 4 of position, the angle adjustment block 5 at 1 rear portion of pedestal and adjustable angle in angle adjustment block 5 and can control and adjust position
The angle between front position adjustment structure 9, pedestal 1 and angle adjustment block 5 between rear slider 6, pedestal 1 and the front-slider 4 set
The rear position adjustment structure 10 between structure 8 and angle adjustment block 5 and rear slider 6 is adjusted, along front and back on the V-shaped groove support 2
To V-shaped groove 17 is equipped with, the front-slider 4 is equipped at least a pair of of guide wheel 7, and the rear slider 6 is equipped with a pair of of guide wheel 7, described
In roll-in structure 3 along left and right to and rotation be equipped with and can adjust the deflector roll 15 of position up and down, be arranged side by side before and after multipair guide wheel 7, often
Guide wheel 7 is made of two guide wheels 7 of guide V metal tape arranged on left and right sides respectively and which is provided with with V-arrangement metal tape 18
Annular groove 19, for the V-arrangement metal tape 18 by sliding on the downside of deflector roll 15, the left and right sides successively slips over 7 inside of multipair guide wheel again
Annular groove 19 is finally skidded off from V-shaped groove 17.
Further, the downside of the annular groove 19 in the utility model embodiment, 17 upside of V-shaped groove and deflector roll 15 is located at same
On horizontal plane.
Wherein, 1 front and rear of pedestal in the utility model embodiment is respectively along left and right to equipped with installation front-slider 4
The groove of sliding slot and setting angle adjustment block 5, along left and right to the sliding slot for being equipped with installation rear slider 6 in the angle adjustment block 5.
Specifically, the front position adjustment structure 9 in the utility model embodiment includes before being set to 1 left or right side of pedestal
Bracket 11 and rotation are set to the front screw knob 12 on fore-stock 11；The front screw knob 12 along left and right to horizontally disposed,
The inner end of screw rod acts against in the respective side of front-slider 4.
Specifically, the angle-regulation structure 8 in the utility model embodiment includes the angle set on 1 left or right side of pedestal
Adjust the angle adjustment screw knob 23 of bracket 22 and rotation on angle adjustment bracket 22；The angle adjustment screw knob
To being arranged obliquely from outside to inside, the inner end of screw rod is acted against in the hole of the respective side of angle adjustment block 5 on 23 edges left and right.
Specifically, the rear position adjustment structure 10 in the utility model embodiment include be set to the left side of angle adjustment block 5 or
The after-poppet 20 on right side and rotation are set to the rear screw rod knob 21 on after-poppet 20；Screw rod knob 21 is along left and right to level after described
Setting, the inner end of screw rod acts against in the respective side of rear slider 6.
Preferably, the front position adjustment structure 9 in the utility model embodiment and rear position adjustment structure 10 are located at ipsilateral,
The angle-regulation structure 8 is located at rear 10 opposite side of position adjustment structure.
Specifically, the roll-in structure 3 in the utility model embodiment includes deflector roll 15, is set on pedestal 1 along the vertical direction
Two support arms 13, along the vertical direction be set to support arm 13 on bar shaped slide opening 14 and along the vertical direction be set to 13 top of support arm tune
Bolt 16 is saved, two support arms 13 are respectively arranged on the left and right sides of V-arrangement metal tape 18, and the both ends of the deflector roll 15 are located at two
In the bar shaped slide opening 14 of support arm 13, the screw rod for adjusting bolt 16 protrudes into bar shaped slide opening 14 and its lower end acts against deflector roll 15
Corresponding end on.
Preferably, the diameter of the deflector roll 15 in the utility model embodiment is gradually reduced from middle part to both ends constitutes cydariform
Roller.
Specifically, front and back is equipped with two pairs of guide wheels 7 side by side on the front-slider 4 in the utility model embodiment.
Technical solution provided by the embodiment of the utility model has the benefit that the utility model embodiment provides
A kind of V-arrangement metal tape guide structure, dedicated for guide V metal tape, it can be achieved that the centering and sizing of V-arrangement metal tape, make it
Two sides are aligned in process, and then improve the quality of SW with outside ring.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of V-arrangement metal tape；
Fig. 2 is the top view of V-arrangement metal tape guide structure provided by the embodiment of the utility model；
Fig. 3 is the right view of V-arrangement metal tape guide structure provided by the embodiment of the utility model；
Fig. 4 is the left view of V-arrangement metal tape guide structure provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of V-shaped groove support provided by the embodiment of the utility model.
In figure: 1 pedestal, 2V shape slot support, 3 roll-in structures, 4 front-sliders, 5 angle adjustment blocks, 6 rear sliders, 7 guide wheels, 8 jiaos
Position adjustment structure, 11 fore-stocks, 12 front screw knobs, 13 support arms, 14 behind degree adjustment structure, 9 front positions adjustment structure, 10
Shape slide opening, 15 deflector rolls, 16 adjust screw rod knob, 22 behind bolt, 17 V-shaped grooves, 18V shape metal tape, 19 annular grooves, 20 after-poppets, 21
Angle adjusts bracket, 23 angle adjustment screw knobs.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
Referring to fig. 2-5, the utility model embodiment provides a kind of V-arrangement metal tape guide structure, which includes
Along front and back to horizontally disposed pedestal 1, the V-shaped groove support 2 of 1 front end of pedestal, the roll-in structure 3 of 1 rear end of pedestal, 1 front of pedestal
And the angle adjustment block 5 to the adjustment front-slider 4 of position, 1 rear portion of pedestal and adjustable angle can be controlled, in angle adjustment block 5
And front position adjustment structure 9, pedestal 1 and angle between the rear slider 6, pedestal 1 and front-slider 4 for adjusting position can be controlled and adjusted
Rear position adjustment structure 10 between angle-regulation structure 8 between block 5 and angle adjustment block 5 and rear slider 6 etc..Wherein, originally
In embodiment for convenience, define pedestal 1 be it is horizontally disposed, in actual use to be obliquely installed, correspondingly thereon its
He and then tilts structure.Wherein, V-shaped groove support 2 is along left and right to horizontally disposed stripe board, and middle part is equipped with V-shaped groove 17.V
Cooperate along front and back to V-shaped groove 17, the shape and size and V-arrangement metal tape 18 of V-shaped groove 17 is equipped on shape slot support 2.Angle adjustment
Structure 8 is used to adjust the angle the angle (angle between angle adjustment block 5 and horizontal plane) of adjustment block 5；Front position adjusts structure 9
For adjust front-slider 4 or so to position；Afterwards position adjustment structure 10 be used for adjust rear slider 6 or so to position.It is advancing slip
Block 4 is equipped at least a pair of of preferably at least two pairs of 7(of guide wheel, and multipair guide wheel 7 is along front and back to being arranged side by side), rear slider 6 is equipped with
A pair of of guide wheel 7, in roll-in structure 3 along left and right to and rotation be equipped with and can adjust the deflector roll 15 of position up and down.Wherein, multipair (all)
It is arranged side by side before and after guide wheel 7, each pair of guide wheel 7 is made of and thereon two guide wheels 7 of guide V metal tape arranged on left and right sides respectively
Equipped with the annular groove 19 cooperated with V-arrangement metal tape 18.Specifically, the left and right sides of V-arrangement metal tape 18 is respectively provided with a guide wheel 7 and constitutes
(gap of the V-arrangement metal tape 18 between passes through and 7 inside of guide wheel of the horizontal sides insertion respective side at left and right sides of it for roller pair structure
Annular groove 19 in), guide wheel 7 rotate along the vertical direction be set to corresponding piece on.Preferably, 15 left and right ends of deflector roll can go up downward
Whole position.
Be illustrated below with reference to the course of work of Fig. 2-5 pairs of this guide structures: V-arrangement metal tape 18 is by 15 downside of deflector roll
(abutting) slides into, and V-arrangement metal tape 18 is depressed into and guide wheel 7(and can reverse certain angle by deflector roll 15, equal in 15 left and right ends of deflector roll
When can adjust up and down) it is concordant；The left and right sides of V-arrangement metal tape 18 successively slips over the annular groove 19 of multipair 7 inside of guide wheel again, passes through angle
A pair of of guide wheel 5 in degree adjustment block 5 make the torsion of V-arrangement metal tape 18 to it is horizontal (V-arrangement metal tape 18 usually by roll pressing it is standby or
It is likely to occur when unreeling slightly to reverse), then by the multipair guide wheel 7 on front-slider 4 to 18 centering (phase of V-arrangement metal tape
To contact roller) and be formed (torsion sizing and two sides pingbian level be formed, referring to Fig. 1, V-arrangement metal tape 18 generally include middle part
The pingbian of recessed V-arrangement bending part and the left and right sides)；V-arrangement metal tape 18 is finally close to from V-shaped groove 17() skid off realization finally calmly
Neutralize sizing (mainly V-arrangement bending part and pingbian).
Further, ginseng is seen figures 3 and 4, the annular groove 19,17 upside of V-shaped groove and deflector roll 15 in the utility model embodiment
Downside is located in same level.The midpoint of line between V-shaped groove 17 and two guide wheels 7 of each pair of guide wheel 7 is located at same edge
On sagittal straight line, front position adjusts structure 9 and rear position adjustment structure 10 and (adjusts the angle adjustment structure for realizing alignment
Front position adjustment structure 9 and rear position adjustment structure 10 are adjusted or not adjusted after 8 as needed).
Wherein, referring to fig. 2-4,1 front and rear of pedestal in the utility model embodiment is respectively along left and right to equipped with peace
The sliding slot of front-slider 4 and the groove of setting angle adjustment block 5 are filled, edge left and right is to equipped with installation rear slider 6 in angle adjustment block 5
Sliding slot.Specifically, various pieces in the present embodiment can be T trapezoidal slide block, and sliding slot and groove (setting rotation surplus) can be with
For the T-slot of T trapezoidal slide block cooperation.
Specifically, referring to fig. 2-4, the front position adjustment structure 9 in the utility model embodiment includes being set to 1 front of pedestal
The fore-stock 11 of left or right side and rotation (threaded connection) are set to the front screw knob 12 on fore-stock 11；Front screw knob 12
Along left and right to being horizontally disposed with, the inner end of screw rod (head is set to 11 outside of fore-stock) is acted against in the respective side of front-slider 4.It is logical
Crossing rotation front screw knob 12 can be realized front-slider 4 or so to adjustment.
Specifically, referring to fig. 2-4, the angle-regulation structure 8 in the utility model embodiment includes being set to 1 rear portion of a pedestal left side
The angle on side or right side adjusts bracket 22 and rotates the angle adjustment screw rotation that (threaded connection) is set on angle adjustment bracket 22
Button 23；Angle adjustment screw knob 23 along left and right to being arranged obliquely from outside to inside, and (head is set to angle and adjusts bracket screw rod
22 outside) inner end act against angle adjustment block 5 respective side hole (inclined hole, with guarantee 5 side of angle adjustment block is slightly pushed up
Rise) in.The angle adjustment of angle adjustment block 5 can be realized by rotating angle adjustment screw knob 23.It can be in the present embodiment
(angle adjustment screw knob 23 is vertical with its vertical arm) is obliquely installed using angle adjustment bracket 22, angle tune can also be used
Whole screw rod knob 23 is obliquely installed.In addition, angle adjustment screw knob 23 is very small with the angle of horizontal plane in the present embodiment, only
It is able to achieve minor adjustment.
Specifically, referring to fig. 2-4, the rear position adjustment structure 10 in the utility model embodiment includes being set to angle to adjust
The after-poppet 20 of 5 left or right side of block and rotation (threaded connection) are set to the rear screw rod knob 21 on after-poppet 20；Screw rod revolves afterwards
For button 21 along left and right to being horizontally disposed with, the inner end of screw rod (head is set to 20 outside of after-poppet) acts against the respective side of rear slider 6
On.Rear slider 6 or so can be realized to adjustment by screw rod knob 21 after rotation.
More specifically, each bracket in the present embodiment is L shape, horizontal arm (controlling to setting) is fixed on corresponding blocks
On, arm (is vertically set) vertically and is set on the outside of corresponding blocks and on the upside of horizontal arm outer end, each screw rod knob is vertical or tilts
In vertical arm.
Preferably, referring to fig. 2-4, for ease of operation, the front position adjustment structure 9 in the utility model embodiment is with after
Position adjustment structure 10 is located at ipsilateral (as in left side), and angle-regulation structure 8 is located at rear 10 opposite side of position adjustment structure and (such as exists
Right side).
Specifically, referring to fig. 2-4, the roll-in structure 3 in the utility model embodiment includes deflector roll 15, sets along the vertical direction
In on pedestal 1 two support arms 13, along the vertical direction be set to support arm 13 on bar shaped slide opening 14 and along the vertical direction be set to (screw thread
Connection) support arm 13 top adjusting bolt 16 etc., two support arms 13 are respectively arranged on the left and right sides of V-arrangement metal tape 18 (preferably
Symmetrically, in order to the setting of barrel-type roller), bar shaped slide opening 14 distinguishes position to support arm 13, the left and right ends of deflector roll 15 are run through along left and right
It (can be rotated, position can also be adjusted up and down) in the bar shaped slide opening 14 of two support arms 13, (head is located at the screw rod of adjusting bolt 16
The top of support arm 13) it protrudes into bar shaped slide opening 14 and its lower end acts against in the corresponding end of deflector roll 15.Bolt 16 is adjusted by rotation
The position of 15 corresponding end vertical direction of deflector roll can be adjusted.
Preferably, the diameter of the deflector roll 15 in the utility model embodiment is from middle part (corresponding V-arrangement metal tape 18) to both ends
It is gradually reduced (pace of change is unobvious) and constitutes barrel-type roller in order to preferably guide.
Specifically, referring to fig. 2-4, on the front-slider 4 in the utility model embodiment front and back be equipped with side by side two pairs of guide wheels 7 with
Guarantee good to neutralization fixed effect.
The utility model embodiment provides a kind of V-arrangement metal tape guide structure can dedicated for guide V metal tape
The centering and sizing for realizing V-arrangement metal tape, making it, two sides are aligned in process, and then improve the matter of SW with outside ring
Amount.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of V-arrangement metal tape guide structure, which is characterized in that including be arranged along the front-back direction pedestal (1), pedestal (1) front end
V-shaped groove support (2), the roll-in structure (3) of pedestal (1) rear end, pedestal (1) front and front-slider to adjustment position can be controlled
(4), in the angle adjustment block (5), angle adjustment block (5) of pedestal (1) rear portion and adjustable angle and it can control and adjust position
Front position adjustment structure (9), pedestal (1) and angle adjustment block (5) between rear slider (6), pedestal (1) and front-slider (4) it
Between angle-regulation structure (8) and angle adjustment block (5) and rear slider (6) between rear position adjustment structure (10), the V-arrangement
Along front and back to V-shaped groove (17) are equipped on slot support (2), the front-slider (4) is equipped at least a pair of of guide wheel (7), sliding after described
Block (6) is equipped with a pair of of guide wheel (7), on the roll-in structure (3) along left and right to and rotation be equipped with and can adjust leading for position up and down
Roller (15) is arranged side by side before and after multipair guide wheel (7), and each pair of guide wheel (7) is by two of guide V metal tape arranged on left and right sides respectively
Guide wheel (7) forms and which is provided with the annular groove (19) with V-arrangement metal tape (18) cooperation, and the V-arrangement metal tape (18) is by deflector roll
(15) downside slides into, and the left and right sides successively slips over the annular groove (19) on the inside of multipair guide wheel (7) again, finally sliding from V-shaped groove (17)
Out.
2. V-arrangement metal tape guide structure according to claim 1, which is characterized in that the annular groove (19), V-shaped groove (17)
Upside and the downside of deflector roll (15) are located in same level.
3. V-arrangement metal tape guide structure according to claim 1, which is characterized in that pedestal (1) front and rear point
Not along left and right to the groove of sliding slot and setting angle adjustment block (5) equipped with installation front-slider (4), the angle adjustment block (5)
Upper edge left and right is to equipped with the sliding slot for installing rear slider (6).
4. V-arrangement metal tape guide structure according to claim 2, which is characterized in that front position adjustment structure (9) packet
Include the front screw knob (12) being set on fore-stock (11) set on the fore-stock (11) of pedestal (1) left or right side and rotation；Institute
Front screw knob (12) are stated along left and right to being horizontally disposed with, the inner end of screw rod acts against in the respective side of front-slider (4).
5. V-arrangement metal tape guide structure according to claim 2, which is characterized in that the angle-regulation structure (8) includes
Angle set on pedestal (1) left or right side adjusts bracket (22) and rotation is set to the angle that angle adjusts on bracket (22) and adjusts
Screw rod knob (23)；The angle adjustment screw knob (23) along left and right to being arranged obliquely from outside to inside, the inner end of screw rod
In the hole for acting against the respective side of angle adjustment block (5).
6. V-arrangement metal tape guide structure according to claim 2, which is characterized in that position adjustment structure (10) after described
After-poppet (20) and rotation including being set to angle adjustment block (5) left or right side are set to the rear screw rod knob on after-poppet (20)
(21)；For screw rod knob (21) along left and right to being horizontally disposed with, the inner end of screw rod acts against the respective side of rear slider (6) after described
On.
7. V-arrangement metal tape guide structure according to claim 1, which is characterized in that front position adjustment structure (9) and
Position adjustment structure (10) is located at ipsilateral afterwards, and the angle-regulation structure (8) is located at rear position adjustment structure (10) opposite side.
8. V-arrangement metal tape guide structure according to claim 1, which is characterized in that the roll-in structure (3) includes deflector roll
(15), the bar shaped slide opening for being set to two support arms (13) on pedestal (1) along the vertical direction, being set on support arm (13) along the vertical direction
(14) and along the vertical direction it is set to the adjusting bolt (16) on support arm (13) top, two support arms (13) are respectively arranged on V-arrangement metal tape
(18) the left and right sides, the both ends of the deflector roll (15) are located in the bar shaped slide opening (14) of two support arms (13), the tune
The screw rod of section bolt (16) protrudes into bar shaped slide opening (14) and its lower end acts against in the corresponding end of deflector roll (15).
9. V-arrangement metal tape guide structure according to claim 1 or 8, which is characterized in that the diameter of the deflector roll (15) by
Middle part is gradually reduced composition barrel-type roller to both ends.
10. V-arrangement metal tape guide structure according to claim 1, which is characterized in that before and after on the front-slider (4) simultaneously
Row is equipped with two pairs of guide wheels (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622753.6U CN209306764U (en) | 2018-10-08 | 2018-10-08 | A kind of V-arrangement metal tape guide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622753.6U CN209306764U (en) | 2018-10-08 | 2018-10-08 | A kind of V-arrangement metal tape guide structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209306764U true CN209306764U (en) | 2019-08-27 |
Family
ID=67670620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821622753.6U Expired - Fee Related CN209306764U (en) | 2018-10-08 | 2018-10-08 | A kind of V-arrangement metal tape guide structure |
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| CN (1) | CN209306764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104524A (en) * | 2021-09-30 | 2022-03-01 | 北京空间飞行器总体设计部 | Sample packaging device |
-
2018
- 2018-10-08 CN CN201821622753.6U patent/CN209306764U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104524A (en) * | 2021-09-30 | 2022-03-01 | 北京空间飞行器总体设计部 | Sample packaging device |
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Granted publication date: 20190827 Termination date: 20211008 |