CN209092763U - A kind of circulating cold-trap device - Google Patents
A kind of circulating cold-trap device Download PDFInfo
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- CN209092763U CN209092763U CN201821792116.3U CN201821792116U CN209092763U CN 209092763 U CN209092763 U CN 209092763U CN 201821792116 U CN201821792116 U CN 201821792116U CN 209092763 U CN209092763 U CN 209092763U
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Abstract
The utility model relates to cold-trap technical fields, and disclose a kind of circulating cold-trap device, including vessel, cooling chamber is offered in the inner wall of the vessel, the right side fixing sleeve of the vessel top is connected to ingress pipe, the bottom end of the ingress pipe, which runs through vessel and extends to the inside of vessel and fix, is communicated with spiral cold-trap coil pipe, and the bottom end fixation of the spiral cold-trap coil pipe is communicated with exhaust block.The circulating cold-trap device, pass through setting round mouth, moving mass and flexure spring, when gas enters from ingress pipe, gas will will push moving mass and move downward at this time, to release moving mass to the blocking effect of round mouth, then gas will enter inside vessel, and it is exported from exhaust pipe, if the vacuum pump connecting with exhaust pipe breaks down out of service, at this time since the spring return of flexure spring acts on, moving mass will be made to block round mouth, prevent suck-back phenomenon, therefore increase the practicability of the cold-trap device.
Description
Technical field
The utility model relates to cold-trap technical field, specially a kind of circulating cold-trap device.
Background technique
Cold-trap is the trap of the captured gas in a manner of condensing on cooling surface, is widely used in laboratory, for collecting
Gaseous matter in a certain melting range, the gas for needing to collect, which enters in cold-trap, to be evaporated under vacuum, cools down, being condensed into liquid
It is recovered.
Existing cold-trap device in the process of running, if vacuum oil pump is when breaking down and is out of service
It waits, system will generate negative pressure, it will so that the liquid or pump oil suck-back in cold-trap enter in vacuum plant, to make to product
At pollution, in addition existing cold-trap is typically placed in the evaporator coil that in refrigerant or outer surface is wound with refrigeration system, from
And reach and condensation liquefaction is carried out to low melting point in gas, but this cooling effect is not significant, so that the eutectic in gas
Point substance can not effective condensation liquefaction, reduce gas separation effect.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of circulating cold-trap device, has anti-suck and system
The good advantage of cold effect, solves existing cold-trap device in the process of running, if vacuum oil pump once breaks down simultaneously
When out of service, system will generate negative pressure, it will so that the liquid or pump oil suck-back in cold-trap enter in vacuum plant,
To pollute to product, in addition existing cold-trap is typically placed in the steaming that in refrigerant or outer surface is wound with refrigeration system
Device coil pipe is sent out, condensation liquefaction is carried out to low melting point in gas to reach, but this cooling effect is not significant, makes to bring about the desired sensation
Low melting point in body can not effective condensation liquefaction, the problem of reducing gas separation effect.
The utility model provides the following technical solutions: a kind of circulating cold-trap device, including vessel, the inner wall of the vessel
In offer cooling chamber, the right side fixing sleeve of the vessel top is connected to ingress pipe, the bottom end of the ingress pipe through vessel simultaneously
It extends to the inside of vessel and fixes and be communicated with spiral cold-trap coil pipe, the bottom end fixation of the spiral cold-trap coil pipe is communicated with exhaust
Block, top on the right side of the vessel is fixed to be communicated with exhaust pipe, and the right side fixation of the cooling chamber is communicated under exhaust pipe
The right end of the fluid guidance port of side, the fluid guidance port runs through vessel and extends to the outside of vessel, and the inner wall of the vessel is fixedly mounted
There is the lateral mass positioned at exhaust block lower left and lower right, the quantity of the lateral mass is two, fixed between two lateral mass to connect
It is connected to support rod, the top of the support rod is fixedly connected with the bottom of exhaust block, and the inside of the exhaust block offers round mouth,
The internal activity of the exhaust block is socketed with moving mass, and the outer surface of the moving mass is flexibly connected with the inner wall of exhaust block, institute
The bottom for stating moving mass is fixedly connected with flexure spring, and the bottom activity of the bottom and exhaust block inner cavity of the flexure spring connects
It connects.
Preferably, the top of the cooling chamber is fixed is communicated with liquid outlet, and the top of the liquid outlet through vessel and is prolonged
It extends to the top of vessel and is located at the lower left of ingress pipe.
Preferably, the bottom of the vessel is fixedly installed with supporting leg, and the quantity of the supporting leg is two, described in two
Supporting leg it is equal in magnitude, about vessel central symmetry between two supporting legs.
Preferably, the bottom of the supporting leg is fixedly connected with sole piece, and the bottom of the vessel, which is fixedly installed with, is located at branch
The bottom fixation of solenoid valve between support leg, the solenoid valve is communicated with leakage fluid dram.
Preferably, the quantity of the flexure spring is three, being equidistant between three flexure springs, and
The elastic force of flexure spring is equal to the gravity of moving mass.
Preferably, cone, and the inner wall smooth of vessel is presented in the bottom of the vessel inner cavity.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the circulating cold-trap device is entered when gas from ingress pipe by setting round mouth, moving mass and flexure spring
When, gas will will push moving mass and move downward at this time, to release moving mass to the blocking effect of round mouth, then gas will
It can enter inside vessel, and be exported from exhaust pipe, if the vacuum pump connecting with exhaust pipe breaks down out of service
It waits, at this time since the spring return of flexure spring acts on, it will so that moving mass blocks round mouth, suck-back phenomenon is prevented, because
This increases the practicability of the cold-trap device.
2, the circulating cold-trap device, it is cold by being imported into fluid guidance port by setting cooling chamber, fluid guidance port and liquid outlet
But liquid, and be discharged from liquid outlet, so that the circulation of coolant liquid is used, so that the temperature inside vessel is effectively reduced, it is real
Show the material condensation liquefaction of low melting point in gas, and then improves the effect of gas separation, therefore improve the cold-trap device
Practicability.
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
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model exhaust block；
Fig. 3 is the schematic cross-sectional view of the utility model exhaust block.
In figure: 1, vessel；2, cooling chamber；3, ingress pipe；4, exhaust block；5, exhaust pipe；6, fluid guidance port；7, support rod；8,
Lateral mass；9, round mouth；10, moving mass；11, flexure spring；12, supporting leg；13, sole piece；14, solenoid valve；15, leakage fluid dram；16, spiral shell
Revolve cold-trap coil pipe；17, liquid outlet.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, be also possible to integral；
It can be mechanical connection, be also possible to be electrically connected, be also possible to communication connection；It can be and be directly connected to, centre can also be passed through
Medium is indirectly connected with, and can be the connection inside two elements or the interaction relationship of two elements, unless otherwise clear
Restriction.For the ordinary skill in the art, above-mentioned term can be understood in the utility model as the case may be
In concrete meaning.
The technical solution of the utility model is described in detail with specifically embodiment below.These are specific below
Embodiment can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
Fig. 1-3, a kind of circulating cold-trap device, including vessel 1 are please referred to, offer cooling chamber 2 in the inner wall of vessel 1,
The inside of cooling chamber 2 recycles coolant liquid, and compare the prior art, effectively reduces the temperature inside vessel 1, thus
Reinforce the condensation liquefaction effect of low melting point in gas, cone, and the inner wall light of vessel 1 is presented in the bottom of 1 inner cavity of vessel
Sliding, since the bottom of 1 inner cavity of vessel is cone, so that liquid can smoothly flow out, the bottom of vessel 1 is fixedly mounted
Have a supporting leg 12, the bottom of supporting leg 12 is fixedly connected with sole piece 13, the bottom of vessel 1 be fixedly installed with positioned at supporting leg 12 it
Between solenoid valve 14, solenoid valve 14 be existing apparatus, and the effect of solenoid valve 14 be control 1 internal liquid of vessel outflow, and
The bottom fixation of the model TMK51-15MPD of solenoid valve 14, solenoid valve 14 are communicated with leakage fluid dram 15, and the quantity of supporting leg 12 is
Two, two supporting legs 12 it is equal in magnitude, about 1 central symmetry of vessel between two supporting legs 12, the top of cooling chamber 2 is solid
Surely it is communicated with liquid outlet 17, the top of liquid outlet 17 is through vessel 1 and extends to the top of vessel 1 and is located at a left side for ingress pipe 3
Lower section, the right side fixing sleeve at 1 top of vessel are connected to ingress pipe 3, and the bottom end of ingress pipe 3 through vessel 1 and extends to the interior of vessel 1
Portion and fixation are communicated with spiral cold-trap coil pipe 16, and the bottom end of spiral cold-trap coil pipe 16 is fixed to be communicated with exhaust block 4,1 right side of vessel
Top it is fixed be communicated with exhaust pipe 5, the right side of cooling chamber 2 is fixed to be communicated with the fluid guidance port 6 positioned at 5 lower section of exhaust pipe, drain
The right end of mouth 6 runs through vessel 1 and extends to the outside of vessel 1, and the inner wall of vessel 1 is fixedly installed with positioned at 4 lower left of exhaust block
With the lateral mass 8 of lower right, the quantity of lateral mass 8 is two, is fixedly connected with support rod 7, the top of support rod 7 between two lateral mass 8
End is fixedly connected with the bottom of exhaust block 4, and the inside of exhaust block 4 offers round mouth 9, and round mouth 9 is equidistant each other to be looped around
The inside of exhaust block 4, the internal activity of exhaust block 4 are socketed with moving mass 10, the outer surface of moving mass 10 and the inner wall of exhaust block 4
It is flexibly connected, the bottom of moving mass 10 is fixedly connected with flexure spring 11, and the quantity of flexure spring 11 is three, three flexible pellets
Being equidistant between spring 11, and the elastic force of flexure spring 11 be equal to moving mass 10 gravity, if moving mass 10 by
Some power will squeeze flexure spring 11 and move downward, when gas enters in exhaust block 4, it will push under moving mass 10
It drops, and enters the inside of vessel 1 from round mouth 9, the bottom of flexure spring 11 is flexibly connected with the bottom of 4 inner cavity of exhaust block.
When work, one end of ingress pipe 3 has been connected to distilling apparatus, and one end of exhaust pipe 5 is connected with vacuum pump, works as steaming
When distillation unit is run, fluid guidance port 6 is imported into coolant liquid, coolant liquid is exported from liquid outlet 17, while opening vacuum pump, then
Along with the raising of distilling apparatus temperature, gas being had at this time and will be imported from ingress pipe 3, it is downward that gas will will push moving mass 10
It moves, and enters the inside of vessel 1 from round mouth 9, low melting point will be condensed into liquid in gas at this time, and drop into device
The bottom of 1 inner cavity of ware, and the gas after cooling treatment will be overflowed by exhaust pipe 5, if vacuum pump breaks down and stops
When only operation, at this time since the spring return of flexure spring 11 acts on, it will so that moving mass 10 blocks round mouth 9, thus
The generation for avoiding suck-back phenomenon, when end of run, operator can star solenoid valve 14, so that 1 inner cavity of vessel
The liquid of bottom flows out.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that fisrt feature and second feature directly contact or fisrt feature and second feature pass through intermediary mediate contact.
Moreover, fisrt feature can be fisrt feature in second feature above the second feature " above ", " above " and " above "
Directly above or obliquely above, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in second feature " it
Under ", " lower section " and " following " can be fisrt feature and be directly under or diagonally below the second feature, or be merely representative of fisrt feature water
Flat height is lower than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc., it is intended that specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in one or more any embodiment or example.In addition, without conflicting with each other, this
The technical staff in field can be by the spy of different embodiments or examples described in this specification and different embodiments or examples
Sign is combined.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (6)
1. a kind of circulating cold-trap device, including vessel (1), it is characterised in that: offer cooling in the inner wall of the vessel (1)
Chamber (2), the right side fixing sleeve at the top of the vessel (1) are connected to ingress pipe (3), and vessel (1) is run through in the bottom end of the ingress pipe (3)
And it extends to the inside of vessel (1) and fixes and be communicated with spiral cold-trap coil pipe (16), the bottom end of the spiral cold-trap coil pipe (16)
Fixation is communicated with exhaust block (4), and the top fixation on the right side of the vessel (1) is communicated with exhaust pipe (5), the cooling chamber (2)
The fixed fluid guidance port (6) being communicated with below exhaust pipe (5) in right side, the right end of the fluid guidance port (6) through vessel (1) and prolong
The outside of vessel (1) is extended to, the inner wall of the vessel (1) is fixedly installed with the side positioned at exhaust block (4) lower left and lower right
Block (8), the quantity of the lateral mass (8) are two, are fixedly connected with support rod (7), the support between two lateral mass (8)
The top of bar (7) is fixedly connected with the bottom of exhaust block (4), and the inside of the exhaust block (4) offers round mouth (9), the row
The internal activity of air parcel (4) is socketed with moving mass (10), the inner wall activity of the outer surface and exhaust block (4) of the moving mass (10)
Connection, the bottom of the moving mass (10) are fixedly connected with flexure spring (11), the bottom of the flexure spring (11) and exhaust
The bottom of block (4) inner cavity is flexibly connected.
2. circulating cold-trap device according to claim 1, it is characterised in that: the top of the cooling chamber (2) is fixed to be connected
It is connected with liquid outlet (17), the top of the liquid outlet (17) is through vessel (1) and extends to the top of vessel (1) and is located at importing
Manage the lower left of (3).
3. circulating cold-trap device according to claim 1, it is characterised in that: the bottom of the vessel (1) is fixedly mounted
Have supporting leg (12), the quantity of the supporting leg (12) is two, two supporting legs (12) it is equal in magnitude, described in two
About vessel (1) central symmetry between supporting leg (12).
4. circulating cold-trap device according to claim 3, it is characterised in that: the bottom of the supporting leg (12) is fixed to be connected
It is connected to sole piece (13), the bottom of the vessel (1) is fixedly installed with the solenoid valve (14) between supporting leg (12), the electricity
The bottom fixation of magnet valve (14) is communicated with leakage fluid dram (15).
5. circulating cold-trap device according to claim 1, it is characterised in that: the quantity of the flexure spring (11) is three
It is a, being equidistant between three flexure springs (11), and the elastic force of flexure spring (11) is equal to moving mass (10)
Gravity.
6. circulating cold-trap device according to claim 1, it is characterised in that: the bottom of vessel (1) inner cavity is presented
Cone, and the inner wall smooth of vessel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792116.3U CN209092763U (en) | 2018-11-01 | 2018-11-01 | A kind of circulating cold-trap device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792116.3U CN209092763U (en) | 2018-11-01 | 2018-11-01 | A kind of circulating cold-trap device |
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| Publication Number | Publication Date |
|---|---|
| CN209092763U true CN209092763U (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821792116.3U Active CN209092763U (en) | 2018-11-01 | 2018-11-01 | A kind of circulating cold-trap device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112426742A (en) * | 2020-11-04 | 2021-03-02 | 北京高麦克仪器科技有限公司 | Cold hydrazine |
-
2018
- 2018-11-01 CN CN201821792116.3U patent/CN209092763U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112426742A (en) * | 2020-11-04 | 2021-03-02 | 北京高麦克仪器科技有限公司 | Cold hydrazine |
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