CN206907737U - Mass spectrograph atmospheric pressure vacuum interface - Google Patents
Mass spectrograph atmospheric pressure vacuum interface Download PDFInfo
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- CN206907737U CN206907737U CN201720459177.7U CN201720459177U CN206907737U CN 206907737 U CN206907737 U CN 206907737U CN 201720459177 U CN201720459177 U CN 201720459177U CN 206907737 U CN206907737 U CN 206907737U
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- capillary
- mounting hole
- stopper
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- mounting cylinder
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Abstract
It the utility model is related to a kind of mass spectrograph atmospheric pressure vacuum interface, including the vacuum system main body with vacuum chamber, mounting cylinder, capillary, capillary drive control assembly and baffle seal mechanism, capillary is arranged on mounting cylinder through the first mounting hole, capillary drive control assembly can drive capillary to move, and baffle seal mechanism is used to seal the first mounting hole when capillary drive control assembly driving capillary removes mounting cylinder.It is used for mass spectrograph atmospheric pressure vacuum interface using described, when needing to change capillary tube during test sample, when capillary is quickly moved out to the port of export of the first mounting hole by capillary drive control assembly, the air pressure change of fast sealing vacuum chamber when being used to place the first mounting hole of capillary to prevent test sample product is capable of to atmospheric pressure in baffle seal mechanism, vacuum can be recovered in a short period of time, and then improve mass spectrometric service efficiency.
Description
Technical field
A kind of analysis detection device technical field is the utility model is related to, more particularly to a kind of mass spectrograph atmospheric pressure vacuum
Interface.
Background technology
Mass spectrometer usually requires to work under certain vacuum.When mass spectrograph uses capillary sample inlet, one
A little high viscositys, the sample of high concentration material easily remain in capillary, easily disturb the detection of other samples, or even block hair
Tubule, it is therefore desirable to change capillary often.After general replacement capillary, mass spectrometric vacuum system need 2 hours with when
Between could recover vacuum, influence the service efficiency of instrument, it is very inconvenient.
Utility model content
Based on this, it is necessary to which the mass spectrograph that can recover vacuum when providing a kind of replacing capillary tube within a very short time is big
Air pressure vacuum interface.
A kind of mass spectrograph atmospheric pressure vacuum interface, including vacuum system main body, mounting cylinder, capillary with vacuum chamber
Pipe, capillary drive control assembly, baffle seal mechanism；
The mounting cylinder is located in the vacuum system main body, and the mounting cylinder is provided with the first mounting hole；
The capillary is arranged on the mounting cylinder and close with the inwall of the mounting cylinder through first mounting hole
Envelope abuts, and the sample introduction end of the capillary is located at outside the vacuum chamber, and the sample outlet end of the capillary is located at the vacuum chamber
Indoor first position；
The capillary drive control assembly is connected with the capillary and the capillary can be driven to move；
The baffle seal mechanism is located in the vacuum system main body, and the baffle seal mechanism is used in the capillary
Capillary described in pipe drive control Component driver seals first mounting hole when removing the outlet end position of the mounting cylinder.
In one of the embodiments, the baffle seal mechanism includes the first sealing ring, stopper and stopper driving
Control assembly；
The stopper is provided with the first neck, and first sealing ring is in first neck, the stopper
Drive control component is located in the vacuum system main body and the stopper can be driven to move；
When the capillary drive control assembly drives the capillary to remove the outlet end position of the mounting cylinder, institute
State stopper movement described in stopper drive control Component driver and installed with described in the first sealing ring fitted seal first
Hole.
In one of the embodiments, the middle part of the mounting cylinder is provided with and first mounting hole is perpendicular wears
Hole；
When the capillary drive control assembly drives the capillary to remove the outlet end position of the mounting cylinder, institute
State stopper be moved to from the stopper drive control Component driver in the perforating and with first sealing ring
Seal first mounting hole.
In one of the embodiments, the stopper is set on the stopper close to the end set of the mounting cylinder
There is the second mounting hole, the capillary, which sequentially passes through first mounting hole and second mounting hole, is located at the sample outlet end
The first position；
When the capillary drive control assembly drives the capillary to remove the outlet end position of the mounting cylinder, institute
State stopper by the stopper drive control Component driver along moved perpendicular to the direction of first mounting hole and with it is described
First mounting hole described in first sealing ring fitted seal.
In one of the embodiments, the stop part of the stopper is in hollow circular cylinder structure.
In one of the embodiments, the mounting cylinder is provided with the putting hole being connected with first mounting hole；
The baffle seal mechanism includes upset sealing block, the second sealing ring and gland；
The upset sealing block is located on the mounting cylinder and connected positioned at first mounting hole and the putting hole
Opening position；
The mounting cylinder is provided with the second neck, and in second neck, the gland is set second sealing ring
The sealing putting hole is engaged on the mounting cylinder and with second sealing ring；
When the capillary drive control assembly driving capillary is moved to the port of export position of first mounting hole
When putting, the upset sealing block is dropped and seals first mounting hole automatically by negative-pressure adsorption and Action of Gravity Field.
In one of the embodiments, the putting hole is obliquely installed relative to first mounting hole.
In one of the embodiments, the mass spectrograph also includes support, and the support is set on the mounting cylinder, institute
The end for stating support is located on the inwall of the vacuum chamber.
In one of the embodiments, the mass spectrograph also includes hand-held demolition part and the 3rd sealing ring；
The capillary is located on the hand-held demolition part, and the hand-held demolition part enters close to described in the capillary
Sample end, the hand-held demolition part are provided with the 3rd neck, and the 3rd sealing ring in the 3rd neck, tear open by described hold
Inloading part is engaged the sealing vacuum chamber with the 3rd sealing ring.
In one of the embodiments, the capillary is metal capillary, the hand-held demolition part and the metal kernel
Tubule sealing welding.
Above-mentioned mass spectrograph atmospheric pressure vacuum interface, by setting capillary drive control assembly can in the capillary of sample introduction
Easily to dismantle capillary, meanwhile, baffle seal mechanism is set in vacuum system main body, and the baffle seal mechanism is in institute
State described in being sealed when capillary drive control assembly drives the capillary to be moved to the outlet end position of the mounting cylinder
The first mounting hole on mounting cylinder, the air pressure change of vacuum chamber can be prevented to atmospheric pressure.Above-mentioned mass spectrograph atmospheric pressure vacuum
Interface, when needing to change capillary tube during test sample, capillary can be quick by capillary drive control assembly
Move to the outlet end position of the first mounting hole, baffle seal mechanism can farthest seal for place capillary first
Mounting hole, the vacuum of vacuum chamber can be recovered in a short period of time, and then improve mass spectrometric service efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the mass spectrograph atmospheric pressure vacuum interface of embodiment 1；
Fig. 2 is configuration state schematic diagram of the mass spectrograph atmospheric pressure vacuum interface when changing capillary in Fig. 1；
Fig. 3 is the structural representation of the mass spectrograph atmospheric pressure vacuum interface of embodiment 2；
Fig. 4 is the structural representation of the mass spectrograph atmospheric pressure vacuum interface of embodiment 3.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can come in fact in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
Open the understanding more thorough and comprehensive of content.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more related Listed Items.
The mass spectrograph atmospheric pressure vacuum interface of one way of example, including the vacuum system main body with vacuum chamber, peace
Fitted tube, capillary, capillary drive control assembly, baffle seal mechanism.
Mounting cylinder is located in vacuum system main body, and mounting cylinder is provided with the first mounting hole, for making the capillary of sample introduction
Pipe is arranged on mounting cylinder.Capillary is arranged on mounting cylinder through the first mounting hole and abutted with the inner wall sealing of mounting cylinder,
The sample introduction end of capillary is located at outside vacuum chamber, and the sample outlet end of capillary is located at the first position in vacuum chamber, this first
Put corresponding normal operation position.Capillary drive control assembly is connected with capillary and capillary can be driven to move.Stop close
Sealing mechanism is located in vacuum system main body and is connected with vacuum system body seal, and baffle seal mechanism is used in capillary drive
Control assembly driving capillary seals the first mounting hole when being moved to the outlet end position of mounting cylinder, true when can prevent test sample product
The air pressure change of plenum chamber is to atmospheric pressure.
Using the mass spectrograph atmospheric pressure vacuum interface of the present embodiment mode, need to change knitting wool during test sample
Guan Shi, capillary can be quickly moved out to the outlet end position of the first mounting hole by capillary drive control assembly, now stopped
Sealing mechanism can fast sealing be used to place the first mounting hole of capillary, vacuum can be recovered in a short period of time on the whole
The vacuum of chamber, and then improve mass spectrometric service efficiency.
Mass spectrograph atmospheric pressure vacuum interface of the present utility model is described further with reference to specific embodiment.
Embodiment 1
Incorporated by reference to Fig. 1 and Fig. 2, the present embodiment provides a kind of mass spectrograph atmospheric pressure vacuum interface 100, including with vacuum chamber
Vacuum system main body 10, support 110, mounting cylinder 120a, capillary 20, capillary drive control assembly 130, the baffle seal of room
Mechanism and hand-held demolition part 150.
Support 110 is located on the inwall of vacuum chamber to support mounting cylinder 120a.
Mounting cylinder 120a is set on support 110 and mounting cylinder 120a one end is located in a side wall of vacuum chamber,
The end abutted against on mounting cylinder 120a with side wall is provided with neck, is provided with sealing ring in neck, mounting cylinder 120a passes through sealing ring
Seal vacuum chamber.Mounting cylinder 120a is provided with the first mounting hole (non-label in figure), for making the capillary 20 of sample introduction
On mounting cylinder 120a.Mounting cylinder 120a middle part is provided with the perforating perpendicular with the first mounting hole.
In the present embodiment, the material of capillary 20 is metal.Capillary 20 is arranged on mounting cylinder through the first mounting hole
120a is upper and is abutted with mounting cylinder 120a inner wall sealing.The sample introduction end of capillary 20 is located at outside vacuum chamber, and sample outlet end is located at
First position in vacuum chamber, the first position correspond to normal operation position.
Capillary drive control assembly 130 is connected with capillary 20 and capillary 20 can be driven to move.Capillary drive
Control assembly 130 includes drive division and controller.Drive division can be common air pressure, hydraulic pressure or electromagnetic drive device, pass through
Controller easily controls the movement of capillary 20.
Baffle seal mechanism includes the first sealing ring (non-label in figure), stopper 141a and stopper drive control component
142。
Stopper 141a is provided with the first neck (non-label in figure), and the first sealing ring is in the first neck, stopper
Drive control component 142 be located in vacuum system main body and can drive stopper 141a be moved in perforating and with it is first close
The mounting hole of seal fitted seal first.When capillary drive control assembly 130 drives capillary 20 to be moved on mounting cylinder 120a
The first mounting hole outlet end position when, stopper drive control component 142 drive stopper 141a mobile and with it is first close
The mounting hole of seal fitted seal first, with prevent dismantle capillary 20 when gas leakage.
Stopper drive control component 142 includes drive division and controller.Drive division can be common air pressure, hydraulic pressure or
Electromagnetic drive device.
In the present embodiment, it is that simultaneously sealing welding makes itself and capillary to metal material on capillary 20 to hold demolition part 150
Pipe 20, to facilitate dismounting capillary, holds demolition part 150 and set close to the sample introduction end of capillary 20 in integral structure.It is hand-held to tear open
Inloading part 150 is provided with the 3rd neck, and the 3rd sealing ring holds the sealing ring of demolition part 150 and the 3rd and matched in the 3rd neck
Close sealing vacuum chamber.
When carrying out the replacing of capillary 20 using the mass spectrograph atmospheric pressure vacuum interface 100 of the present embodiment, capillary is dismantled
20 process is as follows：Driving capillary 20 is controlled to be moved to mounting cylinder 120a's by capillary drive control assembly 130 first
End position is exported, then controls driving stopper 141a to be moved downward to quickly through stopper drive control component 142 and wears
In hole and with first the first mounting hole of sealing ring fitted seal, then capillary 20 is thoroughly removed to by hand-held demolition part 150 the
One mounting hole.
When carrying out the replacing of capillary 20 using the mass spectrograph atmospheric pressure vacuum interface 100 of the present embodiment, then capillary is installed
The process of pipe 20 is as follows：Demolition part 150 hand-held first inserts capillary 20 the outlet end position of first mounting hole, then quickly
Ground controls driving stopper 141a to remove perforating by stopper drive control component 142, is finally driven quickly through capillary
The dynamic control of control assembly 130 driving capillary 20 is moved to first position, i.e., is completed in the case of vacuum change less
The replacing of capillary 20.
Embodiment 2
Incorporated by reference to Fig. 3, the present embodiment provides a kind of mass spectrograph atmospheric pressure vacuum interface 200, including with vacuum chamber
Vacuum system main body 10, support 110, mounting cylinder 120b, capillary 20, capillary drive control assembly 130, baffle seal mechanism
With hand-held demolition part 150.The present embodiment provides mass spectrograph atmospheric pressure vacuum interface 200 and the difference of the technical scheme of embodiment 1
It is：
Mounting cylinder 120b middle part does not have perforating, its contraction in length.
Baffle seal mechanism includes the first sealing ring, stopper 141b and stopper drive control component 142.
Stopper 141b includes connecting portion and stop part.Stop part is provided with the second mounting hole, and stop part is in hollow circuit cylinder
Body structure.Lower section on stopper 141b positioned at the second mounting hole is provided with the first neck (non-label in figure), and the first sealing ring is set
In in the first neck.
Stopper drive control component 142 is located in vacuum system main body and stopper 251 can be driven to pacify along with first
Fill the vertical direction movement in hole.
Capillary 20 sequentially passes through the first mounting hole and the second mounting hole is arranged on mounting cylinder 120b and stopper 151b.
When the driving capillary 20 of capillary drive control assembly 130 is moved to the outlet of upper first mounting holes of mounting cylinder 120b
During end, stopper drive control component 142 drive stopper 141b mobile and with first the first mounting hole of sealing ring fitted seal,
To prevent vacuum chamber gas leakage.
When carrying out the replacing of capillary 20 using the mass spectrograph atmospheric pressure vacuum interface 200 of the present embodiment, capillary is dismantled
20 process is as follows：Driving capillary 20 is controlled to be moved to mounting cylinder 120b's by capillary drive control assembly 130 first
End position is exported, then controls driving stopper 141b to move down and with the quickly through stopper drive control component 142
One the first mounting hole of sealing ring fitted seal, then capillary 20 is thoroughly removed by the first mounting hole by hand-held demolition part 150.
When carrying out the replacing of capillary 20 using the mass spectrograph atmospheric pressure vacuum interface 200 of the present embodiment, then capillary is installed
The process of pipe 20 is as follows：Demolition part 150 hand-held first inserts capillary 20 the outlet end position of first mounting hole, then quickly
Ground controls driving stopper 141b to be moved downward to the first mounting hole and the second mounting hole by stopper drive control component 142
It is connected, finally controls driving capillary 20 to be moved to first position quickly through capillary drive control assembly 130, i.e., true
The replacing of capillary 20 is completed in the case of reciprocal of duty cycle change less.
Embodiment 3
Incorporated by reference to Fig. 4, the present embodiment provides a kind of mass spectrograph atmospheric pressure vacuum interface 300, including with vacuum chamber
Vacuum system main body 10, support 110, mounting cylinder 120c, capillary 20, capillary drive control assembly 130, baffle seal mechanism
With hand-held demolition part 150.The mass spectrograph atmospheric pressure vacuum interface 300 that the present embodiment provides and the area of the technical scheme of embodiment 1
It is not：
Mounting cylinder 120c is provided with the first mounting hole and the putting hole (non-label in figure) being connected with the first mounting hole.The
One mounting hole is used to make the capillary 20 of sample introduction be arranged on mounting cylinder 120c.Putting hole is obliquely installed with the first mounting hole.
Baffle seal mechanism includes upset sealing block 141c, the second sealing ring (non-label in figure) and gland 143.
The opening position that upset sealing block 141c is located on mounting cylinder 120c and connected positioned at the first mounting hole and putting hole.
Mounting cylinder 120c is provided with the second neck, and for the second sealing ring in the second neck, gland 143 is located at mounting cylinder
120c is upper and is engaged sealing putting hole with the second sealing ring.
When capillary drive control assembly 130 drives capillary 20 to move to the port of export of the first mounting hole, upset sealing
Block 141c is dropped and seals the first mounting hole automatically by negative-pressure adsorption and Action of Gravity Field.
When carrying out the replacing of capillary 20 using the mass spectrograph atmospheric pressure vacuum interface 300 of the present embodiment, capillary is dismantled
20 process is as follows：Driving capillary 20 is controlled to be moved to mounting cylinder 120a's by capillary drive control assembly 130 first
End position is exported, upset sealing block 141c is dropped and seals the first mounting hole automatically by negative-pressure adsorption and Action of Gravity Field, then is passed through
Capillary 20 is thoroughly removed the first mounting hole by hand-held demolition part 150.
When carrying out the replacing of capillary 20 using the mass spectrograph atmospheric pressure vacuum interface 300 of the present embodiment, then capillary is installed
The process of pipe 20 is as follows：Demolition part 150 hand-held first inserts capillary 20 the outlet end position of first mounting hole, then quickly
Ground controls driving capillary 20 to be moved to first position by capillary drive control assembly 130, by upset sealing block 141c tops
Up, i.e., the replacing of capillary 20 is completed in the case of vacuum change less.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of mass spectrograph atmospheric pressure vacuum interface, it is characterised in that including the vacuum system main body with vacuum chamber, installation
Cylinder, capillary, capillary drive control assembly, baffle seal mechanism；
The mounting cylinder is located in the vacuum system main body, and the mounting cylinder is provided with the first mounting hole；
The capillary is arranged on the mounting cylinder through first mounting hole and supported with the inner wall sealing of the mounting cylinder
Connect, the sample introduction end of the capillary is located at outside the vacuum chamber, and the sample outlet end of the capillary is located in the vacuum chamber
First position；
The capillary drive control assembly is connected with the capillary and the capillary can be driven to move；
In the vacuum system main body, the baffle seal mechanism is used to drive in the capillary for the baffle seal mechanism
Dynamic control assembly seals first mounting hole when driving the capillary to be moved to the outlet end position of the mounting cylinder.
2. mass spectrograph atmospheric pressure vacuum interface according to claim 1, it is characterised in that the baffle seal mechanism includes
First sealing ring, stopper and stopper drive control component；
The stopper is provided with the first neck, and first sealing ring is in first neck, the stopper driving
Control assembly is located in the vacuum system main body and the stopper can be driven to move；
It is described when the capillary drive control assembly drives the capillary to be moved to the outlet end position of the mounting cylinder
Stopper described in stopper drive control Component driver it is mobile and with the first mounting hole described in the first sealing ring fitted seal.
3. mass spectrograph atmospheric pressure vacuum interface according to claim 2, it is characterised in that the middle part of the mounting cylinder is provided with
The perpendicular perforating with first mounting hole；
It is described when the capillary drive control assembly drives the capillary to be moved to the outlet end position of the mounting cylinder
Stopper be moved to from the stopper drive control Component driver in the perforating and with it is close with first sealing ring
Seal first mounting hole.
4. mass spectrograph atmospheric pressure vacuum interface according to claim 2, it is characterised in that the stopper is close to the peace
The end set of fitted tube, the stopper are provided with the second mounting hole, the capillary sequentially pass through first mounting hole and
Second mounting hole makes the sample outlet end be located at the first position；
It is described when the capillary drive control assembly drives the capillary to be moved to the outlet end position of the mounting cylinder
Stopper is by the stopper drive control Component driver along being moved perpendicular to the direction of first mounting hole and with described the
First mounting hole described in one sealing ring fitted seal.
5. mass spectrograph atmospheric pressure vacuum interface according to claim 4, it is characterised in that the stop part of the stopper is in
Hollow circular cylinder structure.
6. mass spectrograph atmospheric pressure vacuum interface according to claim 1, it is characterised in that the mounting cylinder is provided with and institute
State the putting hole that the first mounting hole is connected；
The baffle seal mechanism includes upset sealing block, the second sealing ring and gland；
The upset sealing block is located on the mounting cylinder and positioned at the position that first mounting hole and the putting hole connect
Put place；
The mounting cylinder is provided with the second neck, and for second sealing ring in second neck, the gland is located at institute
State on mounting cylinder and the sealing putting hole is engaged with second sealing ring；
It is described when the capillary drive control assembly drives the capillary to be moved to the outlet end position of the mounting cylinder
Upset sealing block is dropped and seals first mounting hole automatically by negative-pressure adsorption and Action of Gravity Field.
7. mass spectrograph atmospheric pressure vacuum interface according to claim 6, it is characterised in that the putting hole is relative to described
First mounting hole is obliquely installed.
8. mass spectrograph atmospheric pressure vacuum interface according to any one of claim 1 to 7, it is characterised in that also include branch
Frame, the support are set on the mounting cylinder, and the end of the support is located on the inwall of the vacuum chamber.
9. mass spectrograph atmospheric pressure vacuum interface according to any one of claim 1 to 7, it is characterised in that also including hand
Hold demolition part and the 3rd sealing ring；
The capillary is located on the hand-held demolition part, the sample introduction of the hand-held demolition part close to the capillary
End, the hand-held demolition part are provided with the 3rd neck, and the 3rd sealing ring is in the 3rd neck, the hand-held dismounting
Part is engaged the sealing vacuum chamber with the 3rd sealing ring.
10. mass spectrograph atmospheric pressure vacuum interface according to claim 9, it is characterised in that the capillary is metal kernel
Tubule, the hand-held demolition part and the metal capillary sealing welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720459177.7U CN206907737U (en) | 2017-04-27 | 2017-04-27 | Mass spectrograph atmospheric pressure vacuum interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720459177.7U CN206907737U (en) | 2017-04-27 | 2017-04-27 | Mass spectrograph atmospheric pressure vacuum interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206907737U true CN206907737U (en) | 2018-01-19 |
Family
ID=61291267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720459177.7U Active CN206907737U (en) | 2017-04-27 | 2017-04-27 | Mass spectrograph atmospheric pressure vacuum interface |
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| Country | Link |
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| CN (1) | CN206907737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585255A (en) * | 2018-12-17 | 2019-04-05 | 深圳至秦仪器有限公司 | Sealing device and sample injection apparatus for mass spectrographs |
| CN114068291A (en) * | 2021-04-13 | 2022-02-18 | 杭州安誉科技有限公司 | Mass spectrum interface device applied to mass spectrometer |
| GB2625084A (en) * | 2022-12-05 | 2024-06-12 | Thermo Fisher Scient Bremen Gmbh | Tool and methods for removing and or inserting an ion transfer tube of a mass spectrometer |
-
2017
- 2017-04-27 CN CN201720459177.7U patent/CN206907737U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585255A (en) * | 2018-12-17 | 2019-04-05 | 深圳至秦仪器有限公司 | Sealing device and sample injection apparatus for mass spectrographs |
| CN109585255B (en) * | 2018-12-17 | 2024-05-10 | 深圳至秦仪器有限公司 | Sealing device and mass spectrometer sampling device |
| CN114068291A (en) * | 2021-04-13 | 2022-02-18 | 杭州安誉科技有限公司 | Mass spectrum interface device applied to mass spectrometer |
| GB2625084A (en) * | 2022-12-05 | 2024-06-12 | Thermo Fisher Scient Bremen Gmbh | Tool and methods for removing and or inserting an ion transfer tube of a mass spectrometer |
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Address after: 510535 No. 16, Xinrui Road, Huangpu District, Guangzhou, Guangdong Patentee after: GUANGZHOU HEXIN INSTRUMENT Co.,Ltd. Address before: 510530 Guangdong Guangzhou Guangzhou hi tech Industrial Development Zone, Science City, 11 yuan A3 Road third floor. Patentee before: GUANGZHOU HEXIN INSTRUMENT Co.,Ltd. |
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