CN208185451U - High temperature and pressure sealed digestion device - Google Patents
High temperature and pressure sealed digestion device Download PDFInfo
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- CN208185451U CN208185451U CN201721550192.9U CN201721550192U CN208185451U CN 208185451 U CN208185451 U CN 208185451U CN 201721550192 U CN201721550192 U CN 201721550192U CN 208185451 U CN208185451 U CN 208185451U
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Abstract
The utility model embodiment discloses a kind of high temperature and pressure sealed digestion device, and described device includes: mounting bracket, glass tube, the first sealing block and the second sealing block, piece of stainless steel and nut；Glass tube is vertically arranged in the cavity of mounting bracket, and one end of glass tube is provided with the first sealing block, and the second sealing block is arranged in the other end, and the first sealing block and the second sealing block are set to the both ends of the cavity of mounting bracket；First sealing block is provided with first groove and second groove on one side, and the second sealing block is provided with third groove and the 4th groove on one side；The first sealing ring is arranged in first groove, and the second sealing ring is arranged in second groove, and third sealing ring is arranged in third groove, and the 4th sealing ring is arranged in the 4th groove；Piece of stainless steel fits in the first sealing block, and the outside of mounting bracket is arranged nut, and nut is along close to stainless steel plate direction through mounting bracket.By the embodiment of the present application, the sealing effect to high temperature and pressure sealed digestion device can be improved.
Description
Technical field
The utility model relates to chemical analysis instrument technical field more particularly to a kind of high temperature and pressure sealed digestion devices.
Background technique
High temperature and pressure digestion instrument is to achieve the purpose that rapid-digestion indissoluble substance using high temperature high pressure enclosed environment,
The competent assistant for measuring microelement and clearing up sample when trace element, sample pre-treatments clear up residual heavy metal, agriculture, food,
Mud, rare earth, aquatic products, organic matter etc..
Currently, the mode of water quality detection includes being detected by the way of high temperature and pressure sealed digestion, passing through resolution
The problem of reacting during carrying out water quality detection, being sealed to digestion instrument is most important.
Utility model content
The utility model embodiment provides a kind of high temperature and pressure sealed digestion device, and high temperature and pressure sealed digestion can be enhanced
The sealing effect of device.
The utility model embodiment provides a kind of high temperature and pressure sealed digestion device, described device include: mounting bracket,
Glass tube, the first sealing block and the second sealing block, piece of stainless steel and nut；The glass tube is vertically arranged at the mounting bracket
Cavity in, one end of the glass tube is provided with first sealing block, and the other end is arranged second sealing block, described the
One sealing block and second sealing block are set to the both ends of the cavity of the mounting bracket；First sealing block is set on one side
It is equipped with first groove and second groove, second sealing block is provided with third groove and the 4th groove on one side, and described first
Groove is oppositely arranged with the third groove, and the second groove is oppositely arranged with the 4th groove；The first groove is set
The first sealing ring is set, the second sealing ring is arranged in the second groove, and third sealing ring, the 4th ditch is arranged in the third groove
The 4th sealing ring is arranged in slot；The piece of stainless steel fits in first sealing block, described in the outside setting of the mounting bracket
Nut, the nut is along close to the stainless steel plate direction through the mounting bracket.
Wherein, by screwing clamp nut, piece of stainless steel and the first sealing block is made to compress the first sealing ring, the second sealing block
Third sealing ring is compressed, the first sealing ring and third sealing ring compress glass end surfaces, the second sealing ring and the 4th sealing ring pressure
Contracting glass tube side wall, sealed glass tube.
Optionally, the glass tube is in the form of a column, and the glass tube includes first end and the second end, the first end
The diameter of the body region of the glass tube is respectively less than with the diameter of the second end.
Optionally, second sealing ring is around the first end of the glass tube, and the 4th sealing ring is around described
The second end of glass tube, the first end face of the first end of the glass tube are abutted with first sealing ring, the glass
The second end face of the second end of pipe is abutted with the third sealing ring.
Optionally, the first groove is as the third groove shape, the second groove and the 4th groove
Shape is the same.
Optionally, the outer diameter of the first groove is less than the outer diameter of the glass tube, and the internal diameter of the first groove is greater than
The internal diameter of the glass tube forms limited step inside first sealing block；The outer diameter of third groove is less than the glass
The outer diameter of pipe, the internal diameter of the third groove are greater than the internal diameter of the glass tube, and limit is formed inside second sealing block
Step.
Optionally, the internal diameter of second sealing ring and the 4th sealing ring is respectively less than the outer diameter of the glass tube.
Optionally, the first groove, the second groove, the third groove and the 4th groove cross sectional shape
It is rectangle.
Optionally, the first groove, the second groove, the third groove and the 4th groove cross sectional shape
It is circle.
Optionally, first sealing ring, second sealing ring, the third sealing ring and the 4th sealing ring are equal
For O-ring seals.
Optionally, first sealing ring, second sealing ring, the third sealing ring and the 4th sealing ring
Main component is fluorubber.
In the utility model embodiment, by screwing clamp nut, piece of stainless steel and the first sealing block is made to compress first
Sealing ring, the second sealing block compress third sealing ring, and the first sealing ring and third sealing ring compress glass end surfaces, the second sealing
Circle and the 4th sealing ring compress glass tube side wall, achieve the effect that sealed glass tube internal high temperature highly pressurised liquid.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of high temperature and pressure sealed digestion device provided by the embodiment of the utility model；
Fig. 2 is that a kind of structure of the sealing structure of high temperature and pressure sealed digestion device provided by the embodiment of the utility model is shown
It is intended to；
Fig. 3 is the structural schematic diagram of another high temperature and pressure sealed digestion device provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In embodiments herein, close equipped with 170 degree in the high temperature and pressure sealed digestion device for carrying out resolution reaction
Digestion solution is sealed, which is strong acid, and pressure reaches 0.7 to 0.8MPa, if the sealing of high temperature and pressure sealed digestion device is not
Good, sealed digestion night may eject, and cause the accident.
Referring to Figure 1, Fig. 1 is that a kind of structure of high temperature and pressure sealed digestion device provided by the embodiment of the utility model is shown
It is intended to.As shown in Figure 1, a kind of structural schematic diagram of high temperature and pressure sealed digestion device of the utility model may include: installation
Bracket 101, glass tube 102, the first sealing block 103 and the second sealing block 104, piece of stainless steel 105 and nut 106.Fig. 2 is this reality
With new embodiment provide high temperature and pressure sealed digestion device sealing structure, as shown in Fig. 2, the sealing structure of above-mentioned apparatus
It include: the first sealing block 103 (the second sealing block 104), glass tube 102, the first sealing ring 31 (third sealing ring 41) and second
Sealing ring 32 (the 4th sealing ring 42).
Wherein, glass tube 102 is vertically arranged in the cavity of mounting bracket 101, and it is close that one end of glass tube is provided with first
Block 103 is sealed, the second sealing block 104 is arranged in the other end, and the first sealing block 103 and the second sealing block 104 are set to mounting bracket 101
Cavity both ends；First sealing block 103 is provided with first groove and second groove, the one side setting of the second sealing block on one side
There are third groove and the 4th groove, first groove is oppositely arranged with third groove, and second groove is oppositely arranged with the 4th groove；The
One groove the first sealing ring 31 of setting, second groove the second sealing ring 32 of setting, third groove setting third sealing ring 41, the 4th
The 4th sealing ring 42 is arranged in groove；Piece of stainless steel 105 fits in the first sealing block 103, and nut is arranged in the outside of mounting bracket 101
106, nut 106 is along close to stainless steel plate direction through mounting bracket 101.
Wherein, by tightening nut 106, piece of stainless steel 105 and the first sealing block 103 is made to compress the first sealing ring 31, the
Two sealing blocks compress third sealing ring 41, and the first sealing ring 31 and third sealing ring 41 compress the end face of glass tube 102, and second is close
The side wall of seal 32 and the 4th sealing ring 42 compression glass tube 102.
Optionally, glass tube 102 is in the form of a column, and glass tube 102 includes first end and the second end, first end and second
The diameter of end is respectively less than the diameter of the body region of glass tube 102, so that first end and the second end are easily installed
Between one sealing block and the second sealing block.
Optionally, the main component of glass tube is quartz glass tube, so that glass tube can be with high temperature resistant.
Optionally, the main component of the first sealing block and the second sealing block is polytetrafluoroethylene (PTFE), makes the first sealing block and the
Two sealing blocks can be with high temperature resistant, strong alkali-acid resistance.
Optionally, the second sealing ring 32 is around the first end of glass tube 102, and the 4th sealing ring 42 is around glass tube 102
The second end, the first end face of the first end of glass tube 102 abuts with the first sealing ring 31, the second end of 102 glass tubes
The second end face in portion is abutted with third sealing ring 41.
Optionally, first groove is as third groove shape, and second groove is as the 4th groove shape.
Optionally, the outer diameter of first groove is less than the outer diameter of glass tube 102, and the internal diameter of first groove is greater than glass tube 102
Internal diameter, form limited step inside the first sealing block 103；The outer diameter of third groove is less than the outer diameter of glass tube 102, third
The internal diameter of groove is greater than the internal diameter of glass tube 102, forms limited step inside the second sealing block.
Wherein, limited step is formed in the first sealing block 103, including making the internal diameter of first groove be greater than glass tube 102
Internal diameter, form limited step in the second sealing block 104, including make third groove internal diameter be greater than glass tube 102 internal diameter,
In this way, when the first sealing ring 31 and third sealing ring 41 compress the end face of glass tube 102, the first sealing ring 31 and third sealing
The decrement of circle 41 can be controlled, and 102 the first sealing ring of excess compression 31 of glass tube and third sealing ring 41 are avoided, thus
Extend the service life of the first sealing ring 31 and third sealing ring 41.
Optionally, the internal diameter of the second sealing ring 32 and the 4th sealing ring 42 is respectively less than the outer diameter of glass tube.
Wherein, there are certain decrements for the second sealing ring 32 and the 4th sealing ring 42, can play the work of high pressure sealing
With.
Optionally, the cross sectional shape of first groove, second groove, third groove and the 4th groove is rectangle.
Optionally, the first sealing ring 31, the second sealing ring 32, third sealing ring 41 and the 4th sealing ring 42 are that O shape is close
Seal.
Optionally, the cross sectional shape of first groove, second groove, third groove and the 4th groove may include circle.
Wherein, O-ring seals are placed in cross sectional shape is in circular groove, it is possible to reduce between sealing ring and groove
Gap keeps sealing effect better.
Optionally, the main component of the first sealing ring 31, the second sealing ring 32, third sealing ring 41 and the 4th sealing ring 42
It is fluorubber, so that the first sealing ring 31, the second sealing ring 32, third sealing ring 41 and the 4th sealing ring 42 can be with resistance to height
Temperature, it is corrosion-resistant.
Optionally, lubriation material can be coated in first groove, second groove, third groove and the 4th flute surfaces, reduced
Sealing ring because damaging caused by friction, extends the service life of sealing ring in use.
It optionally, can be on the surface of the first sealing ring 31, the second sealing ring 32, third sealing ring 41 and the 4th sealing ring 42
Coat lubriation material, reduce above-mentioned sealing ring during compressing glass tube because of friction caused by above-mentioned sealing ring and glass tube
Damage, extends the service life of above-mentioned sealing ring and glass tube.
In the utility model embodiment, by screwing clamp nut, piece of stainless steel and the first sealing block is made to compress first
Sealing ring, the second sealing block compress third sealing ring, and the first sealing ring and third sealing ring compress glass end surfaces, the second sealing
Circle and the 4th sealing ring compress glass tube side wall, are sealed by dual-seal circle, reach sealed glass tube internal high temperature high pressure liquid
The effect of body.
Further, Fig. 3 is referred to, Fig. 3 is another high temperature and pressure sealed digestion provided by the embodiment of the utility model
The structural schematic diagram of device.As shown in figure 3, a kind of structural schematic diagram of high temperature and pressure sealed digestion device of the utility model can
To include: mounting bracket 301, glass tube 302, the first sealing block 303 and the second sealing block 304, piece of stainless steel 305 and nut
306；Wherein, glass tube 302 is vertically arranged in the cavity of mounting bracket 301, and one end of glass tube is provided with the first sealing block
303, the second sealing block 304 is arranged in the other end, and the first sealing block 303 and the second sealing block 304 are set to the chamber of mounting bracket 301
The both ends of body；First sealing block 303 is provided with first groove and second groove on one side, and the second sealing block is provided on one side
Three grooves and the 4th groove, first groove are oppositely arranged with third groove, and second groove is oppositely arranged with the 4th groove；First ditch
The first sealing ring 33 is arranged in slot, and the second sealing ring 34 is arranged in second groove, and third sealing ring 43, the 4th groove is arranged in third groove
4th sealing ring 44 is set；Piece of stainless steel 305 fits in the first sealing block 303, and nut 306 is arranged in the outside of mounting bracket 301,
Nut 306 is along close to stainless steel plate direction through mounting bracket 301.
Wherein, by tightening nut 306, piece of stainless steel 305 and the first sealing block 303 is made to compress the first sealing ring 33, the
Two sealing blocks compress third sealing ring 43, and the first sealing ring 33 and third sealing ring 43 compress the end face of glass tube 302, and second is close
The side wall of seal 34 and the 4th sealing ring 44 compression glass tube 302.
Optionally, the first sealing ring 33, the second sealing ring 34, third sealing ring 43 and the 4th sealing ring 44 are that O shape is close
Seal.
Optionally, the cross sectional shape of first groove, second groove, third groove and the 4th groove be include circle.
Wherein, O-ring seals are placed in cross sectional shape is in circular groove, it is possible to reduce between sealing ring and groove
Gap keeps sealing effect better.
In the utility model embodiment, by screwing clamp nut, piece of stainless steel and the first sealing block is made to compress first
Sealing ring, the second sealing block compress third sealing ring, and the first sealing ring and third sealing ring compress glass end surfaces, the second sealing
Circle and the 4th sealing ring compress glass tube side wall, are sealed by dual-seal circle, reduce the gap between sealing ring and groove, mention
The effect of high sealing glass tube high temperature high pressure liquid.
Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly
Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality
The equivalent variations made by novel claim, still falls within the scope of the utility model.
Claims (10)
1. a kind of high temperature and pressure sealed digestion device characterized by comprising mounting bracket, glass tube, the first sealing block and
Two sealing blocks, piece of stainless steel and nut；
The glass tube is vertically arranged in the cavity of the mounting bracket, and it is close that one end of the glass tube is provided with described first
Block is sealed, second sealing block is arranged in the other end, and first sealing block and second sealing block are set to the installation branch
The both ends of the cavity of frame；
First sealing block is provided with first groove and second groove on one side, and second sealing block is provided on one side
Three grooves and the 4th groove, the first groove are oppositely arranged with the third groove, the second groove and the 4th ditch
Slot is oppositely arranged；
The first groove is arranged the first sealing ring, and the second groove is arranged the second sealing ring, the third groove setting the
The 4th sealing ring is arranged in three sealing rings, the 4th groove；
The piece of stainless steel fits in first sealing block, and the nut, the nut is arranged in the outside of the mounting bracket
Along close to the piece of stainless steel direction through the mounting bracket.
2. the apparatus according to claim 1, which is characterized in that the glass tube is in the form of a column, and the glass tube includes first
The diameter of end and the second end, the first end and the second end is respectively less than the straight of the body region of the glass tube
Diameter.
3. the apparatus of claim 2, which is characterized in that first end of second sealing ring around the glass tube
Portion, the 4th sealing ring surround the second end of the glass tube, the first end face of the first end of the glass tube and institute
The first sealing ring abutting is stated, the second end face of the second end of the glass tube is abutted with the third sealing ring.
4. device according to claim 3, which is characterized in that the first groove as the third groove shape,
The second groove is as the 4th groove shape.
5. device according to claim 4, which is characterized in that the outer diameter of the first groove is less than the outer of the glass tube
Diameter, the internal diameter of the first groove are greater than the internal diameter of the glass tube, form limited step inside first sealing block；The
The outer diameter of three grooves is less than the outer diameter of the glass tube, and the internal diameter of the third groove is greater than the internal diameter of the glass tube, in institute
It states and forms limited step inside the second sealing block.
6. device according to claim 5, which is characterized in that the internal diameter of second sealing ring and the 4th sealing ring
The outer diameter of the respectively less than described glass tube.
7. device according to any one of claims 1 to 6, which is characterized in that the first groove, the second groove,
The cross sectional shape of the third groove and the 4th groove is rectangle.
8. device according to any one of claims 1 to 6, which is characterized in that the first groove, the second groove,
The cross sectional shape of the third groove and the 4th groove is circle.
9. device according to claim 7, which is characterized in that first sealing ring, second sealing ring, described
Three sealing rings and the 4th sealing ring are O-ring seals.
10. device according to claim 9, which is characterized in that first sealing ring, second sealing ring, described
The main component of third sealing ring and the 4th sealing ring is fluorubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721550192.9U CN208185451U (en) | 2017-11-17 | 2017-11-17 | High temperature and pressure sealed digestion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721550192.9U CN208185451U (en) | 2017-11-17 | 2017-11-17 | High temperature and pressure sealed digestion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208185451U true CN208185451U (en) | 2018-12-04 |
Family
ID=64442686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721550192.9U Active CN208185451U (en) | 2017-11-17 | 2017-11-17 | High temperature and pressure sealed digestion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208185451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859744A (en) * | 2017-11-17 | 2018-03-30 | 江西怡杉环保股份有限公司 | HTHP sealed digestion device |
-
2017
- 2017-11-17 CN CN201721550192.9U patent/CN208185451U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859744A (en) * | 2017-11-17 | 2018-03-30 | 江西怡杉环保股份有限公司 | HTHP sealed digestion device |
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