CN203990578U - The protector of light-catalyzed reaction system - Google Patents
The protector of light-catalyzed reaction system Download PDFInfo
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- CN203990578U CN203990578U CN201420417565.5U CN201420417565U CN203990578U CN 203990578 U CN203990578 U CN 203990578U CN 201420417565 U CN201420417565 U CN 201420417565U CN 203990578 U CN203990578 U CN 203990578U
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- light
- catalyzed reaction
- reaction system
- sealant
- casing
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Abstract
The utility model discloses a kind of protector of light-catalyzed reaction system, comprise casing and light source bracket, casing comprises casing body, the hatch door of going forward, lower front door and rear door, and casing body has upper space and lower space; Upper space is divided into sealant and operation layer; Sealant seals by rear door, for the system body of light-catalyzed reaction system is installed; Operation layer is by upfront door sealing, for the system valve group of light-catalyzed reaction system is installed; Lower space seals by lower front door, for the reactor of light-catalyzed reaction system is installed; Lower front door is provided with optical window, and light source bracket is arranged on the position corresponding with optical window, for the light source of light-catalyzed reaction system is installed; Casing is provided with inert gas filling body, for to sealant, operation layer and lower space filling inert gas.Can be for the light-catalyzed reaction system under condition of negative pressure provides stable reaction and test environment, reduce the impact of environment on light-catalyzed reaction and test.
Description
Technical field
The utility model relates to photocatalysis technology field, particularly relates to a kind of protector of light-catalyzed reaction system.
Background technology
Along with day by day increasing the weight of of energy crisis and environmental pollution, novel energy system is subject to the attention of various countries more and more.Adopting light-catalyzed reaction system hydrogen manufacturing is a kind of important method of obtaining Hydrogen Energy, is more and more subject to people's attention for the research of light-catalyzed reaction system.Light-catalyzed reaction system generally comprises gas circulation unit, detecting unit, separative element, light source and reactor, wherein gas circulation unit, detecting unit, separative element have formed system body, and be installed as one by a glass shell, be provided with the system valve group for control system main body in hull outside.
Existing light-catalyzed reaction system is generally a kind of system of open type, system body, reactor and system pipeline are all exposed under atmospheric environment, and light-catalyzed reaction is a kind of reaction of carrying out under negative pressure state, under condition of negative pressure, inevitably there is leakage problem in the valve of light-catalyzed reaction system and system pipeline junction, the gas in environment may infiltrate light-catalyzed reaction system inside; Directly affect response measurement result, simultaneously stray light catalytic reaction process, thus affect the evaluation result of integral experiment.
Prior art is used the metal valve of high precision processing to increase valve body air-tightness, solve the method that under condition of negative pressure, environmental gas infiltrates, infiltrate but can only reduce to a certain extent gas, can not stop environmental gas completely and infiltrate, and greatly increase in use cost.Because glass valves air-tightness will be higher than metal valve, some reaction systems are replaced by multichannel glass sample valve to increase air-tightness by multi-channel metal sample valve.General valve channel is more, and the probability of seepage is larger, separately has some ways, changes six logical sample valves into four-way sample valve, to improve air-tightness and to reduce technology difficulty.Reactor, valve terminal and the pipeline of reaction system are generally formed by glass processing, exist probabilistic glass piping sand holes to break and the defect of valve ground, and the non-Unitary connected mode connecting by glass ground joint all exists Air Leakage Defect.Can not be for system provides good protection atmosphere for valve interface and local nitrogen filled protection, and the protection that needs more comprehensively, matches with light-catalyzed reaction feature.Prior art is used vacuum glove box (prevention nitrogen gas protection box) that reaction system is sealed; can provide protection atmosphere for system; but because system is in structure and operational particularity; general vacuum glove box (prevention nitrogen gas protection box) and system can not matched well to such an extent as to are affected system operation and affect course of reaction and result, as the particularity in being connected of the placement of system source, the various pipelines of system and outside plant, operating process etc.
Utility model content
(1) technical problem that will solve
The purpose of this utility model is to provide a kind of protector of light-catalyzed reaction system, and this protector can provide stable reaction and test environment for the light-catalyzed reaction system carrying out under condition of negative pressure, reduces the impact of environment on light-catalyzed reaction and test.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of protector of light-catalyzed reaction system, comprise casing and light source bracket, described casing comprises casing body, the hatch door of going forward, lower front door and rear door, and described casing body has upper space and lower space; Described upper space is divided into sealant and operation layer; Described sealant seals by rear door, for the system body of described light-catalyzed reaction system is installed; Described operation layer is by upfront door sealing, for the system valve group of described light-catalyzed reaction system is installed; Described lower space seals by lower front door, for the reactor of described light-catalyzed reaction system is installed; Described lower front door is provided with optical window, and described light source bracket is arranged on the position corresponding with described optical window, for the light source of described light-catalyzed reaction system is installed; Described casing is provided with inert gas filling body, for to described sealant, operation layer and lower space filling inert gas.
Wherein, described inert gas filling body comprises the sealant intake valve, the sealant air outlet valve that are communicated with described sealant, the operation layer intake valve, the operation layer air outlet valve that are communicated with described operation layer, the lower space intake valve being communicated with described lower space, lower space air outlet valve.
Wherein, described inert gas filling body also comprises wireway and oxygen sensor, and described wireway is connected with described sealant air outlet valve, operation layer air outlet valve and lower space air outlet valve respectively; Described oxygen sensor is connected with described wireway, for detection of the oxygen content in gas.
Wherein, described inert gas filling body also comprises total gas distribution joint, described total gas distribution joint is four-way connection, an interface of described four-way connection is connected with outside air feed equipment, and its excess-three interface is connected with described sealant intake valve, operation layer intake valve and lower space intake valve respectively.
Wherein, in described casing, be provided with pressure detection mechanism, for detection of the internal pressure of described casing.
Wherein, described casing is provided with vacuum pumping valve, for connecting external vacuum pump.
Wherein, described casing is provided with degasifier, and described degasifier is connected with described sealant.
Wherein, described pressure detection mechanism is tank pressure table, and described tank pressure table is connected on lower space intake valve, for detection of box house pressure.
Wherein, described light source bracket is liftable support.
Wherein, described casing is provided with carrier gas intake valve and the carrier gas valve of giving vent to anger, and coordinates, for being connected with chromatograph with described light-catalyzed reaction system.
(3) beneficial effect
The whole reaction system that the utility model provides is placed in protector, in the atmosphere of inert gases of light-catalyzed reaction system in isolation, its interference gas content can be low to moderate 1PPM and even PPB rank, the resultant error that experiment is obtained is less, be conducive to the accurate evaluation to catalyst effect level, be conducive to carrying out in a deep going way of research work.Protector employing vacuumizes or fill inert gas provides protection atmosphere; device outer setting measuring instrument and sensor; in reaction and test process; real-time monitoring device internal state; system can greatly reduce the infiltration rate of oxygen under the protection of protector, reduces to the full extent the interference of Air infitration on micro-light-catalyzed reaction and the impact on result test.This protector can keep malleation in the time filling atmosphere, can effectively prevent that outer device extraneous gas from infiltrating, and the gas that also can stop or reduce in reaction system is escaped outside system by leakage point simultaneously.Protector can be light-catalyzed reaction system glass component more comprehensively protection is provided, effectively reduce the probability of damage of glass component, promote the safety in utilization of light-catalyzed reaction system simultaneously, stop system part explosion, blast or cause spool to spray the personal injury accident to operating personnel because pressure is excessive.
Brief description of the drawings
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the rearview of the utility model embodiment.
In figure, 1: casing; 2: light source bracket; 3: base plate; 101: casing body; 102: upper space; 103: lower space; 104: rear door; 105: the hatch door of going forward; 106: lower front door; 107: optical window; 108: form; 110: sealant; 401: operation layer air outlet valve; 402: wireway; 403: cooling water inlet valve; 404: cooling water flowing water Valve; 405: sealant air outlet valve; 406: lower space air outlet valve; 407: lower space intake interface; 408: sealant intake interface; 409: operation layer intake interface; 410: constant temperature inlet valve; 411: constant-temperature effluent valve; 407 sealant intake valves; 501: total gas distribution joint; 502: sealant intake valve; 503: operation layer intake valve; 504: lower space intake valve; 505: vacuum pumping valve; 506: carrier gas intake valve; 507: carrier gas air outlet valve.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following instance is used for illustrating the utility model, but is not used for limiting scope of the present utility model.
As illustrated in fig. 1 and 2, the protector of light-catalyzed reaction system of the present utility model, comprises base plate 3, casing 1 and light source bracket 2, and casing 1 and light source bracket 2 are installed on base plate 3.Casing 1 comprises casing body 101, the hatch door 105 of going forward, lower front door 106 and rear door 104.Casing body 101 is the framework of a rectangle.Casing body 101 has upper space 102 and lower space 103.Upper space 102 is divided into the sealant 110 of rear section and the operation layer of front part (scheming not shown).The hatch door 105 of going forward is arranged on the front side of upper space 102, and lower front door 106 is arranged on the front side of lower space 103, and rear door 104 is arranged on the rear side of casing body 101.Go forward hatch door 105, lower front door 106 and rear door 104 all adopts the flat rotational structure of opening, and is equipped with sealing strip on doorframe.Sealant 110 seals by rear door 104, for the system body 7 of light-catalyzed reaction system is installed.Operation layer seals by the hatch door 105 of going forward, for the system valve group of light-catalyzed reaction system is installed.Lower space 103 seals by lower front door 106, for the reactor of light-catalyzed reaction system is installed.Lower front door 106 is provided with optical window 107, and light source bracket 2 is arranged on the position corresponding with optical window 107, for the light source 8 of light-catalyzed reaction system is installed.Preferably, light source bracket 2 adopts liftable support.Light source 8 is arranged on liftable support, by regulating the height of liftable support, so that the height of the light that light source 8 sends and reactor is suitable.Casing 1 is provided with inert gas filling body, for being filled with inert gas to sealant 110, operation layer and lower space 103.
Inert gas filling body comprises total gas distribution joint 501, oxygen sensor (scheming not shown), wireway 402, sealant intake valve 502, sealant air outlet valve 405, operation layer intake valve 503, operation layer air outlet valve 401, lower space intake valve 504 and lower space air outlet valve 406.Total gas distribution joint 501, sealant intake valve 502, operation layer intake valve 503, lower space intake valve 504 are arranged on a side outside of casing body 101, total gas distribution joint 501 is four-way connection, an interface of four-way connection is connected with outside air feed equipment, and its excess-three interface is connected with sealant intake valve 502, operation layer intake valve 503 and lower space intake valve 504 respectively.Sealant air outlet valve 405, operation layer air outlet valve 401 and lower space air outlet valve 406 are arranged on the opposite side outside of casing body 101.Sealant 110 is provided with sealant intake interface 408, and sealant intake valve 502 is connected with sealant intake interface 408 by pipeline, thereby is communicated with sealant 110; One end of sealant air outlet valve 405 is communicated with sealant 110, and the other end is connected with wireway 402.Operation layer is provided with operation layer intake interface 409, and operation layer intake valve 503 is connected with operation layer intake interface 409 by pipeline, thereby is communicated with operation layer; One end of operation layer air outlet valve 401 is communicated with operation layer, and the other end is connected with wireway 402.Lower space 103 is provided with lower space intake interface 407, and lower space intake valve 504 is connected with lower space intake interface 407 by pipeline, thereby is communicated with lower space 103; One end of lower space air outlet valve 406 is communicated with lower space 103, and the other end is connected with wireway 402.Oxygen sensor is connected by a cross valve with wireway 402, for detection of the oxygen content from wireway 402 effluent airs.
In casing 1, be provided with pressure detection mechanism (scheming not shown), for detection of the internal pressure of casing 1.Pressure detection mechanism in the present embodiment is casing air gauge, and tank pressure table is connected on lower space intake valve 504, for detection of the internal pressure of casing 1.In addition, pressure detection mechanism also can adopts pressure sensor, the pressure in working pressure sensor detection box body, and the signal that pressure sensor is collected is guided on external display, operates more directly perceived.
On casing, be also provided with the constant temperature inlet valve 410 and the constant-temperature effluent valve 411 that are connected with reactor, thermostatical circulating water enters the lower space 103 of casing 1 by constant temperature inlet valve 410, be connected with the water jacket water inlet of reactor, after circulation, flow out casing by constant-temperature effluent valve 411.On casing, be also provided with cooling water inlet valve 403, cooling water flowing water Valve 404, the cooling unit of light-catalyzed reaction system is by the equipment connection of cooling water inlet valve 403, cooling water flowing water Valve 404 and outside Cooling Water.Between sealant 110 and operation layer, have hyalomere, hyalomere is corresponding is the air gauge of light-catalyzed reaction system.The hatch door 105 of going forward is provided with observation window 108, for observing the barometric pressure of light-catalyzed reaction system.
Further, casing 1 is provided with vacuum pumping valve 505, for connecting external vacuum pump, opens vacuum pumping valve 505, connects a vavuum pump, uses external vacuum pump to vacuumize casing 1 inner space.
Further, casing 1 is provided with degasifier 6, and degasifier 6 is connected with sealant 110.Degasifier adopts regenerative degasifier, the deoxidier of filling by inside carries out deoxidation to light-catalyzed reaction system inside, thereby ensure to be absorbed by degasifier at the oxygen that is filled with remnants after inert gas, the oxygen content in reduction casing, makes light-catalyzed reaction system completely and air completely cuts off.
Further, casing 1 is provided with carrier gas intake valve 506 and the carrier gas valve 507 of giving vent to anger, for being connected with chromatograph.The two ends of carrier gas intake valve 506 are connected with the air inlet of outside chromatograph and light-catalyzed reaction system respectively; The give vent to anger two ends of valve 507 of carrier gas are connected with the probe tube of outside chromatograph and light-catalyzed reaction system respectively.Chromatographic carrier gas flows to the air inlet of light-catalyzed reaction system from carrier gas intake valve 506, the probe tube of flowing through flows out from the carrier gas valve 507 of giving vent to anger, and gets back to chromatograph, analyzes thereby sample to detect.
In use, after pipeline has been connected, close the hatch door 105 of going forward, lower front door 106, rear door 104, the sealing of check system, by operating instruction adjustment System valve group, external vavuum pump work, by each system pipeline, each valve vacuumizes, by form 108 observe light-catalyzed reaction system with Pressure gauge, change and judge the air-tightness of light-catalyzed reaction system by internal pressure.Casing 1 airtight test, in casing 1, pass into inert gas, inert gas is divided into three tunnels by total gas distribution joint 501 by inert gas, one tunnel is connected with operation layer intake interface 409 by pipeline through operation layer intake valve 503, inert gas is introduced to operation layer, and the gas in operation layer flows out from operation layer air outlet valve 401; Another road is connected with sealant intake interface 408 by pipeline through sealant intake valve 502, and inert gas is introduced to sealant 110, and the gas in sealant 110 flows out from sealant air outlet valve 405; Last road is connected with lower space intake interface 407 by pipeline through lower space intake valve 504, and inert gas is introduced to lower space 103, and the gas in lower space 103 flows out from lower space air outlet valve 406.Be pooled to wireway 402 by each air outlet valve effluent air, and discharge after oxygen sensor.
Pass in inert gas process, can Real-Time Monitoring the flow through oxygen content of inert gas of each district sheaf space of oxygen sensor, when oxygen sensor is in the time that transmitter shows that oxygen content reaches 100～1000ppm, stop purge, close sealant intake valve 502, operation layer intake valve 503 and lower space intake valve 504, and adjust casing Pressure gauge, measure box house pressure, adjust admission pressure, make to maintain in casing pressure-fired, can prevent that casing extraneous gas from infiltrating, can slow down the inner escape of gas diffusion generating of light-catalyzed reaction system simultaneously.
Sealant of the present utility model is for sealing the system body of light-catalyzed reaction system, can operate light-catalyzed reaction system by operation layer, sealant is connected with vavuum pump and inert gas filling body, for light-catalyzed reaction provides good test environment, reduce and disturb, experiment and test result are more reliable and more stable.
The utility model has the advantage of, whole reaction system is placed in protector, in the vacuum of light-catalyzed reaction system in isolation, its interference gas content can be low to moderate 1PPM and even PPB rank, the resultant error that experiment is obtained is less, be conducive to the accurate evaluation to catalyst effect level, be conducive to carrying out in a deep going way of research work.Protector employing vacuumizes or fill inert gas provides protection atmosphere; device outer setting measuring instrument and sensor; in reaction and test process; real-time monitoring device internal state; system can greatly reduce the infiltration rate of oxygen under the protection of protector, reduces to the full extent the interference of Air infitration on micro-light-catalyzed reaction and the impact on result test.This protector can keep malleation in the time filling atmosphere, can effectively prevent that outer device extraneous gas from infiltrating, and the gas that also can stop or reduce in reaction system is escaped outside system by leakage point simultaneously.Protector can be light-catalyzed reaction system glass component more comprehensively protection is provided, effectively reduce the probability of damage of glass component, promote the safety in utilization of light-catalyzed reaction system simultaneously, stop system part explosion, blast or cause spool to spray the personal injury accident to operating personnel because pressure is excessive.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a protector for light-catalyzed reaction system, is characterized in that, comprises casing and light source bracket, and described casing comprises casing body, the hatch door of going forward, lower front door and rear door, and described casing body has upper space and lower space; Described upper space is divided into sealant and operation layer; Described sealant seals by rear door, for the system body of described light-catalyzed reaction system is installed; Described operation layer is by upfront door sealing, for the system valve group of described light-catalyzed reaction system is installed; Described lower space seals by lower front door, for the reactor of described light-catalyzed reaction system is installed; Described lower front door is provided with optical window, and described light source bracket is arranged on the position corresponding with described optical window, for the light source of described light-catalyzed reaction system is installed; Described casing is provided with inert gas filling body, for to described sealant, operation layer and lower space filling inert gas.
2. the protector of light-catalyzed reaction system as claimed in claim 1, it is characterized in that, described inert gas filling body comprises the sealant intake valve, the sealant air outlet valve that are communicated with described sealant, the operation layer intake valve, the operation layer air outlet valve that are communicated with described operation layer, the lower space intake valve being communicated with described lower space, lower space air outlet valve.
3. the protector of light-catalyzed reaction system as claimed in claim 2, it is characterized in that, described inert gas filling body also comprises wireway and oxygen sensor, and described wireway is connected with described sealant air outlet valve, operation layer air outlet valve and lower space air outlet valve respectively; Described oxygen sensor is connected with described wireway, for detection of the oxygen content in gas.
4. the protector of light-catalyzed reaction system as claimed in claim 3, it is characterized in that, described inert gas filling body also comprises total gas distribution joint, described total gas distribution joint is four-way connection, an interface of described four-way connection is connected with outside air feed equipment, and its excess-three interface is connected with described sealant intake valve, operation layer intake valve and lower space intake valve respectively.
5. the protector of light-catalyzed reaction system as claimed in claim 1, is characterized in that, in described casing, is provided with pressure detection mechanism, for detection of the internal pressure of described casing.
6. the protector of light-catalyzed reaction system as claimed in claim 5, is characterized in that, described casing is provided with vacuum pumping valve, for connecting external vacuum pump.
7. the protector of light-catalyzed reaction system as claimed in claim 6, is characterized in that, described casing is provided with degasifier, and described degasifier is connected with described sealant.
8. the protector of light-catalyzed reaction system as claimed in claim 5, is characterized in that, described pressure detection mechanism is tank pressure table, and described tank pressure table is connected on lower space intake valve, for detection of box house pressure.
9. the protector of light-catalyzed reaction system as claimed in claim 1, is characterized in that, described light source bracket is liftable support.
10. the protector of light-catalyzed reaction system as claimed in claim 1, is characterized in that, described casing is provided with carrier gas intake valve and the carrier gas valve of giving vent to anger, for being connected with chromatograph.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417565.5U CN203990578U (en) | 2014-07-25 | 2014-07-25 | The protector of light-catalyzed reaction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417565.5U CN203990578U (en) | 2014-07-25 | 2014-07-25 | The protector of light-catalyzed reaction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203990578U true CN203990578U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417565.5U Withdrawn - After Issue CN203990578U (en) | 2014-07-25 | 2014-07-25 | The protector of light-catalyzed reaction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203990578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162396A (en) * | 2014-07-25 | 2014-11-26 | 北京泊菲莱科技有限公司 | Protector of photocatalytic reaction system |
| CN104815597A (en) * | 2015-05-10 | 2015-08-05 | 福建师范大学泉港石化研究院 | Small-size integrated water photolysis hydrogen production reaction device |
-
2014
- 2014-07-25 CN CN201420417565.5U patent/CN203990578U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162396A (en) * | 2014-07-25 | 2014-11-26 | 北京泊菲莱科技有限公司 | Protector of photocatalytic reaction system |
| CN104162396B (en) * | 2014-07-25 | 2016-01-13 | 北京泊菲莱科技有限公司 | The protector of light-catalyzed reaction system |
| CN104815597A (en) * | 2015-05-10 | 2015-08-05 | 福建师范大学泉港石化研究院 | Small-size integrated water photolysis hydrogen production reaction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20160113 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |