CN205182694U

CN205182694U - Gas liquid reaction ware and gas liquid reaction ware group

Info

Publication number: CN205182694U
Application number: CN201520790492.9U
Authority: CN
Inventors: 宋佳佳; 李政辉; 王克刚; 李�杰; 郝建祖
Original assignee: Nanjing Chemical Special Equipment Inspection & Test Institute
Current assignee: Nanjing Chemical Special Equipment Inspection & Test Institute
Priority date: 2015-10-14
Filing date: 2015-10-14
Publication date: 2016-04-27
Anticipated expiration: 2025-10-14

Abstract

The utility model discloses a gas liquid reaction ware, including erecting straight tube type reactor noumenon, liquid jet pipe and gas injection pipe erect straight tube type reactor noumenon upper portion and set up the gas outlet, and the bottom sets up the liquid outlet, and the reactor noumenon middle part is fixed to set up annular catalyst layer, still include in the reactor noumenon to set up the annular wire net above the catalyst layer through a plurality of spring -supporteds, liquid jet pipe pass annular wire net downwards from the reactor noumenon top and stretch into the reactor noumenon lower part with the catalysis layer, the lateral wall that the gas injection pipe passed the reactor noumenon lower part also stretches into the reactor noumenon lower part, the exit end and the exit end that gas injection managed of liquid jet pipe set up opening liquid nozzle and opening gas nozzle up down respectively, and both set up relatively, the utility model discloses simple structure, solution -air area of contact can mix in the high -speed head -on collision gaseous and liquid of realization response thing, reinforces the alternate mixture between reaction material, reinforcing heat and mass transfer effect.

Description

Gas-liquid reactor and gas-liquid reactor group

Technical field

The gas-liquid reactor group that the utility model relates to a kind of gas-liquid reactor and is in series by multiple gas-liquid reactor.

Background technology

At present, the device category realizing solution-air two-phase mixtures is a lot, can be divided into by liquid phase contact form: (1) gas is with bubble shape dispersion bubbling column reactor in the liquid phase, stirring bubbling tank reactor and plate-type reactor; (2) liquid is with droplet-like dispersion spraying in the gas phase, injection and Wen's reactor etc.; (3) liquid carries out the packed tower reactor and falling film reactor etc. that contact with membranaceous motion and gas phase.These reactors existing all can not maximize and realize gas-liquid contact face, affect heat and mass transport.

Utility model content

The utility model provides gas-liquid reactor, and structure is simple, solution-air contact area, can the high speed head-on collision mixing of realization response thing gas and liquid, the alternate mixing between strengthening reaction mass, strengthens heat and mass effect.

In order to solve the problem, the technical scheme that the utility model adopts is such, a kind of gas-liquid reactor, comprise vertical tubular type reactor body, Liquid inject pipe and gas injection tube, vertical tubular type reactor body top arranges gas vent, bottom arranges liquid outlet, annular catalyst oxidant layer is fixedly installed in the middle part of reactor body, also comprise in reactor body and be arranged at ring like steel wire net above catalyst layer by multiple spring supporting, described Liquid inject pipe is passed down through annular steel wire from reactor body top and Catalytic Layer stretches into reactor body bottom, gas injection tube also stretches into reactor body bottom through the sidewall of reactor body bottom, the port of export of Liquid inject pipe and the port of export of gas injection tube arrange downward opening fluid injector and opening up gas nozzle respectively, and both are oppositely arranged.

In order to gas-liquid has larger contact area, described Liquid inject pipe is through the multiple spray-hole of circumference uniform distribution of this section of catalyst layer.

In order to reach jeting effect better, fluid injector and gas nozzle are conical butt, and the diameter of one end that two nozzles are connected with correspondingly playpipe is greater than the diameter away from playpipe one end.

Preferably, one section of sidewall of reactor body bottom caves inward formation trunnion, and described fluid injector and gas nozzle to be oppositely arranged in trunnion up and down.

The utility model also provides a kind of gas-liquid reactor group, be in series by N+1 above-mentioned gas-liquid reactor, wherein N >=1, be respectively the first reactor, second reactor, 3rd reactor ... N-1 reactor, N reactor and N+1 reactor, the gas vent of the first reactor is connected with the gas injection tube import of the second reactor by the first air inlet pipe, the gas vent of the second reactor is connected with the gas injection tube import of the 3rd reactor by the second air inlet pipe, the like other reactors, until N+1 reactor; The liquid outlet of N+1 reactor is connected with the Liquid inject pipe import of N reactor by the first feed tube, the liquid outlet of N reactor is connected with the Liquid inject pipe import of N-1 reactor by the second feed tube, the like other reactors, until the first reactor.

Beneficial effect:

1, the utility model structure is simple, and solution-air contact area is large, can the high speed head-on collision mixing of realization response thing gas and liquid, and the alternate mixing between strengthening reaction mass, strengthens heat and mass effect.

2, the utility model gas-liquid reactor group, the charging in an inverse manner of gas and liquid, both are reverse flow between reactor, increases storeroom concentration gradient, improves the utilization rate of material, reduces the charge ratio of material.

Accompanying drawing explanation

Fig. 1 is gas-liquid reactor structural representation;

Fig. 2 is the structural representation of gas-liquid reactor group.

Detailed description of the invention

In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment, only for explaining the utility model, does not form the restriction to the utility model protection domain.

Embodiment 1

See Fig. 1, a kind of gas-liquid reactor, comprise vertical tubular type reactor body 1, Liquid inject pipe 2 and gas injection tube 3, vertical tubular type reactor body top arranges gas vent 4, bottom arranges liquid outlet 5, annular catalyst oxidant layer 6 is fixedly installed in the middle part of reactor body, also comprise in reactor body and be arranged at ring like steel wire net 7 above catalyst layer by multiple spring supporting, described Liquid inject pipe 3 is passed down through annular steel wire 7 from reactor body 1 top stretches into reactor body bottom with Catalytic Layer 6, gas injection tube 3 also stretches into reactor body bottom through the sidewall of reactor body bottom, one section of sidewall of reactor body bottom caves inward and forms trunnion 8, the port of export of Liquid inject pipe and the port of export of gas injection tube arrange downward opening fluid injector 9 and opening up gas nozzle 10 respectively, and both are oppositely arranged in trunnion 8 upper and lower.

In order to gas-liquid has larger contact area, described Liquid inject pipe is through the uniform multiple spray-hole 11 of axis of catalyst layer this section of pipe.

Preferably, fluid injector 9 and gas nozzle 10 are conical butt, and the diameter of one end that two nozzles are connected with correspondingly playpipe is greater than the diameter away from playpipe one end.

Gas material is vertically sprayed from gas nozzle 10 upward by gas injection tube 3, liquid material is vertically sprayed from fluid injector 9 down by Liquid inject pipe 2, both clash at a high speed and are mixed to form vaporific small-particle, after the vaporific small-particle catalyst layer 6 upwards entered in the middle part of reactor body reacts, under the promotion of updraft, the reactant of non-complete reaction continues to move upward together with product, through steel wire 7, because steel wire relies on spring supporting to be arranged at above catalyst layer, up-down vibration under the impact of air-flow, the liquid product of the liquid material that removing unreacted is complete and generation, it is under the effect of deadweight, again continue reaction through catalyst layer, the liquid product generated goes out from liquid outlet 5, the gas-phase product generated is from reaction outlet 4.

Embodiment 2

As shown in Figure 2, a kind of gas-liquid reactor group, be in series by the gas-liquid reactor described in 3 embodiments 1, be respectively the first reactor 101, second reactor 102, the gas vent of the 3rd reactor 103, first reactor 101 is connected by the gas injection tube import of the first air inlet pipe 104 with the second reactor 102, and the gas vent of the second reactor 102 is connected with the gas injection tube import of the 3rd reactor 103 by the second air inlet pipe 105; The liquid outlet of the 3rd reactor 103 is connected with the Liquid inject pipe import of the second reactor by the first feed tube 106, and the liquid outlet of the second reactor 102 is connected with the Liquid inject pipe import of the first reactor 101 by the second feed tube 107.

Gas material sprays into the first reactor 101 bottom through the gas spray pipe of the first reactor 101 continuously, the gaseous phase outlet material out of the first reactor 101 enters the gas spray pipe of the second reactor through the first tracheae 104, spray into the second reactor 102 bottom continuously, the gaseous phase outlet material out of the second reactor 102 enters the gas spray pipe of the 3rd reactor through the second tracheae 105, continuously continuously spray into the 3rd reactor 103 bottom, gas-phase product finally by the 3rd reactor 103 gaseous phase outlet out; Liquid material sprays into the 3rd reactor 103 bottom through the liquid jet of the 3rd reactor 103 continuously, the liquid-phase outlet material out of the 3rd reactor 103 enters the liquid jet of the second reactor 102 through the first feed tube 106, spray into the second reactor 102 bottom continuously, the liquid-phase outlet material out of the second reactor 102 enters the liquid jet of the first reactor 101 through the second feed tube 107, spray into the first reactor 101 bottom continuously, product liquid the most at last by the first reactor 101 liquid-phase outlet out.

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 done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims

1. a gas-liquid reactor, it is characterized in that, comprise vertical tubular type reactor body, Liquid inject pipe and gas injection tube, vertical tubular type reactor body top arranges gas vent, bottom arranges liquid outlet, annular catalyst oxidant layer is fixedly installed in the middle part of reactor body, also comprise in reactor body and be arranged at ring like steel wire net above catalyst layer by multiple spring supporting, described Liquid inject pipe is passed down through annular steel wire from reactor body top and Catalytic Layer stretches into reactor body bottom, gas injection tube also stretches into reactor body bottom through the sidewall of reactor body bottom, the port of export of Liquid inject pipe and the port of export of gas injection tube arrange downward opening fluid injector and opening up gas nozzle respectively, and both are oppositely arranged.

2. a kind of gas-liquid reactor according to claim 1, is characterized in that, described Liquid inject pipe is through the multiple spray-hole of circumference uniform distribution of catalyst layer this section of pipe.

3. a kind of gas-liquid reactor according to claim 1, is characterized in that, fluid injector and gas nozzle are conical butt, and the diameter of one end that two nozzles are connected with correspondingly playpipe is greater than the diameter away from playpipe one end.

4. a kind of gas-liquid reactor according to claim 1, is characterized in that, one section of sidewall of reactor body bottom caves inward formation trunnion, and described fluid injector and gas nozzle to be oppositely arranged in trunnion up and down.

5. a gas-liquid reactor group, it is characterized in that, be in series by the gas-liquid reactor described in N+1 any claim of claim 1-4, wherein N >=1, be respectively the first reactor, second reactor, 3rd reactor N-1 reactor, N reactor and N+1 reactor, the gas vent of the first reactor is connected with the gas injection tube import of the second reactor by the first air inlet pipe, the gas vent of the second reactor is connected with the gas injection tube import of the 3rd reactor by the second air inlet pipe, the like other reactors, until N+1 reactor, the liquid outlet of N+1 reactor is connected with the Liquid inject pipe import of N reactor by the first feed tube, the liquid outlet of N reactor is connected with the Liquid inject pipe import of N-1 reactor by the second feed tube, the like other reactors, until the first reactor.