CN208914449U - A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device - Google Patents

A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device Download PDF

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Publication number
CN208914449U
CN208914449U CN201821504317.9U CN201821504317U CN208914449U CN 208914449 U CN208914449 U CN 208914449U CN 201821504317 U CN201821504317 U CN 201821504317U CN 208914449 U CN208914449 U CN 208914449U
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CN
China
Prior art keywords
carbon dioxide
metering pump
surge tank
foaming agent
promotor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821504317.9U
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Chinese (zh)
Inventor
韩建方
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Tianjin Komeis Building Materials Co Ltd
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Tianjin Komeis Building Materials Co Ltd
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Publication date
Application filed by Tianjin Komeis Building Materials Co Ltd filed Critical Tianjin Komeis Building Materials Co Ltd
Priority to CN201821504317.9U priority Critical patent/CN208914449U/en
Application granted granted Critical
Publication of CN208914449U publication Critical patent/CN208914449U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device, it is related to foamed heat insulating plate technical field.It includes carbon dioxide storage tank, carbon dioxide metering pump, mix surge tank, promotor holding vessel, promotor metering pump, foaming agent metering pump, extruder, carbon dioxide storage tank output end measures pump input terminal with carbon dioxide and connect, carbon dioxide measures pump output terminal and connect with mixing surge tank input terminal, promotor holding vessel output end is connect with promotor metering pump input terminal, promotor measures pump output terminal and connect with mixing another input terminal of surge tank, mixing surge tank output end is connect with foaming agent metering pump input terminal, foaming agent metering pump output terminal is connect with extruder gas injection port, it mixes and is equipped with hybrid channel in surge tank, hybrid channel is equipped with Y shape water conservancy diversion valve block.Y shape water conservancy diversion valve block in mixing surge tank can be such that carbon dioxide and promotor adequately mixes mix in surge tank, guarantee blown with carbon dioxide stability, raising production efficiency.

Description

A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device
Technical field
The utility model relates to foamed heat insulating plate technical fields, and in particular to titanium dioxide is used in a kind of production of XPS insulation board Carbon foaming agent mixed injection device.
Background technique
Traditional XPS extruded plastic foam thermal insulation board producing line is using fluorine system column foaming agent (such as HCFS-142B and HCFS-22) And chain hydrocarbon.It is well known that freon is to be unfavorable for environmental protection the main reason for causing ozone hole using freon, be International community is forbidden, and chain hydrocarbon has inflammability, influences production safety.Carbon dioxide will not ozone layer depletion, to the whole world become Warm influence is small, and carbon dioxide is non-ignitable, nontoxic, increases production security, so replacing freon raw as XPS using carbon dioxide The foaming agent of production.
And the boiling point of carbon dioxide is -78 DEG C, is influenced in injection process by environment temperature and transient pressure, Yi Zao At gasifying or tying dry ice, cause carbon dioxide that cannot stablize injection, be unable to reach the purpose smoothly to foam;Blown with carbon dioxide times Rate is low, is not suitable as foaming agent use under normal conditions, needs to add suitable promotor, at present carbon dioxide and promotor Mixed structure is complex, and carbon dioxide is not easy to be sufficiently mixed with promotor physical aspect difference, causes in production process It foams unstable.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of XPS insulation board production use is provided Carbon dioxide foaming agent mixed injection device, it is complex that it can solve the structure that current carbon dioxide is mixed with promotor, and two Carbonoxide is not easy to be sufficiently mixed with promotor physical aspect difference, leads to the unstable defect that foams in production process.
To achieve the above object, the utility model is using following technical scheme: it includes carbon dioxide storage tank 1, two Carbonoxide metering pump 2, mixing surge tank 3, promotor holding vessel 4, promotor metering pump 5, foaming agent metering pump 6, extruder 7, The output end of the carbon dioxide storage tank 1 is connect by conveyance conduit with the input terminal of carbon dioxide metering pump 2, the dioxy The output end for changing carbon metering pump 2 is connect by conveyance conduit with the first input end for mixing surge tank 3, the promotor holding vessel 4 output end is connect by conveyance conduit with the input terminal of promotor metering pump 5, and the output end of the promotor metering pump 5 is logical Cross conveyance conduit and connect with the second input terminal for mixing surge tank 3, the output end of the mixing surge tank 3 by conveyance conduit and The input terminal of foaming agent metering pump 6 connects, and the output end of the foaming agent metering pump 6 is connect with 7 gas injection port of extruder, described mixed It closes in surge tank 3 and is provided with hybrid channel 3-1, Y shape water conservancy diversion valve block 3-2 is provided on the hybrid channel 3-1.
Further, pressure-display device 8 is provided on the mixing surge tank 3.
Further, it is provided with the first check valve 9 on the conveyance conduit between the foaming agent metering pump 6 and extruder 7, Carbon dioxide metering pump 2 is provided with second one-way valve 10, the promotor on conveyance conduit between surge tank 3 with mixing Metering pump 5 is provided with third check valve 11 on conveyance conduit between surge tank 3 with mixing.
Further, first check valve 9, second one-way valve 10, third check valve 11 are liquid non-return valve.
Further, constant temperature and pressure case 12, the perseverance are provided between the mixing surge tank 3 and foaming agent metering pump 6 Warm constant pressure case 12 is connect by conveyance conduit with mixing surge tank 3, foaming agent metering pump 6 respectively.
After adopting the above technical scheme, the utility model has the beneficial effect that its structure is simple, design rationally, passes through dioxy Change carbon and the integrated design of promotor mixed injection, saves space, reduce use cost;Pass through the Y in mixing surge tank Shape water conservancy diversion valve block enables to carbon dioxide and promotor adequately to mix mixing in surge tank, guarantees carbon dioxide injection hair The stability of bubble improves the efficiency of production.
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, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram that surge tank 3 is mixed in the utility model;
Fig. 3 is the structural schematic diagram of another embodiment of the utility model.
Description of symbols: carbon dioxide storage tank 1, carbon dioxide metering pump 2, mixing surge tank 3, promotor holding vessel 4, promotor metering pump 5, foaming agent metering pump 6, extruder 7, pressure-display device 8, the first check valve 9, second one-way valve 10, Third check valve 11, constant temperature and pressure case 12, hybrid channel 3-1, Y shape water conservancy diversion valve block 3-2.
Specific embodiment
Referring to shown in Fig. 1-Fig. 3, present embodiment the technical solution adopted is that: it include carbon dioxide storage tank 1, Carbon dioxide metering pump 2, mixing surge tank 3, promotor holding vessel 4, promotor metering pump 5, foaming agent metering pump 6, extruder 7, the output end of the carbon dioxide storage tank 1 is connect by conveyance conduit with the input terminal of carbon dioxide metering pump 2, and described two The output end of carbonoxide metering pump 2 is connect by conveyance conduit with the first input end for mixing surge tank 3, the promotor storage The output end of tank 4 is connect by conveyance conduit with the input terminal of promotor metering pump 5, the output end of the promotor metering pump 5 It is connect by conveyance conduit with the second input terminal of mixing surge tank 3, the output end of the mixing surge tank 3 passes through conveyance conduit It is connect with the input terminal of foaming agent metering pump 6, the output end of the foaming agent metering pump 6 is connect with 7 gas injection port of extruder, described It is provided with hybrid channel 3-1 in mixing surge tank 3, Y shape water conservancy diversion valve block 3-2 is provided on the hybrid channel 3-1.
Pressure-display device 8 is provided on the mixing surge tank 3.It can be monitored in real time by pressure-display device 8 mixed The pressure in surge tank 3 is closed, by control carbon dioxide metering pump 2, guarantees that the pressure in mixing surge tank 3 can be maintained at 8 ~10Mpa.
The first check valve 9, the dioxy are provided on conveyance conduit between the foaming agent metering pump 6 and extruder 7 Change carbon metering pump 2 and is provided with second one-way valve 10, the promotor metering pump 5 on conveyance conduit between surge tank 3 with mixing Third check valve 11 is provided on conveyance conduit between surge tank 3 with mixing.First check valve 9, second one-way valve 10, Third check valve 11 is liquid non-return valve.The setting of liquid non-return valve can guarantee that carbon dioxide and promotor are being conveyed, mixed The stabilization that can guarantee conveying direction during conjunction, injection, improves the stability of carbon dioxide conveying.
Constant temperature and pressure case 12, the constant temperature and pressure case 12 are provided between the mixing surge tank 3 and foaming agent metering pump 6 It is connect respectively by conveyance conduit with mixing surge tank 3, foaming agent metering pump 6.It can be in mixing surge tank 3 and foaming agent metering pump The foaming agent that 12 pairs of injection extruders 7 of constant temperature and pressure case are installed between 6 carries out the control of temperature and pressure, so that foaming agent is most Extruder 7 is injected under good temperature and pressure operating condition, to further increase the quality of carbon dioxide foaming agent.
Working principle of the utility model is: by carbon dioxide metering pump 2 by gaseous carbon dioxide from carbon dioxide storage Tank 1 is delivered to mixing surge tank 3, and promotor is delivered to mixing surge tank from promotor holding vessel 4 by promotor metering pump 5 3, carbon dioxide and promotor are shunted under the Y shape water conservancy diversion valve block 3-2 effect in the 3-1 of hybrid channel input, interflow, rotation In mixed process, after being thoroughly mixed, foaming agent is delivered to by extruder 7 by foaming agent metering pump 6;Pressure-display device 8 The pressure in mixing surge tank 3 can be monitored in real time, by control carbon dioxide metering pump 2, guarantee the pressure in mixing surge tank 3 Power is able to maintain in 8~10Mpa;The setting of liquid non-return valve, can guarantee carbon dioxide with promotor in conveying, mix, note It can guarantee the stabilization of conveying direction during entering, improve the stability of carbon dioxide conveying.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model Spirit and scope should all cover in the scope of the claims of the utility model.

Claims (5)

1. a kind of XPS insulation board production carbon dioxide foaming agent mixed injection device, it is characterised in that: it includes carbon dioxide Holding vessel (1), carbon dioxide metering pump (2), mixing surge tank (3), promotor holding vessel (4), promotor metering pump (5), hair The output end of infusion metering pump (6), extruder (7), the carbon dioxide storage tank (1) passes through conveyance conduit and anchracometer The input terminal connection of amount pump (2), the output end of carbon dioxide metering pump (2) by conveyance conduit with mix surge tank (3) First input end connection, the output end of the promotor holding vessel (4) is defeated by conveyance conduit and promotor metering pump (5) Enter end connection, the output end of the promotor metering pump (5) is connected by conveyance conduit with the second input terminal for mixing surge tank (3) It connects, the output end of mixing surge tank (3) is connect by conveyance conduit with the input terminal of foaming agent metering pump (6), the hair The output end of infusion metering pump (6) is connect with extruder (7) gas injection port, is provided with hybrid channel in the mixing surge tank (3) (3-1) is provided with Y shape water conservancy diversion valve block (3-2) on the hybrid channel (3-1).
2. a kind of XPS insulation board production carbon dioxide foaming agent mixed injection device according to claim 1, feature It is: is provided with pressure-display device (8) on the mixing surge tank (3).
3. a kind of XPS insulation board production carbon dioxide foaming agent mixed injection device according to claim 1, feature It is: is provided with the first check valve (9) on the conveyance conduit between the foaming agent metering pump (6) and extruder (7), described two Carbonoxide metering pump (2) is provided with second one-way valve (10), the promotor on conveyance conduit between surge tank (3) with mixing Metering pump (5) is provided with third check valve (11) on conveyance conduit between surge tank (3) with mixing.
4. a kind of XPS insulation board production carbon dioxide foaming agent mixed injection device according to claim 3, feature Be: first check valve (9), second one-way valve (10), third check valve (11) are liquid non-return valve.
5. a kind of XPS insulation board production carbon dioxide foaming agent mixed injection device according to claim 1, feature It is: is provided with constant temperature and pressure case (12), the constant temperature and pressure between the mixing surge tank (3) and foaming agent metering pump (6) Case (12) is connect by conveyance conduit with mixing surge tank (3), foaming agent metering pump (6) respectively.
CN201821504317.9U 2018-09-14 2018-09-14 A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device Expired - Fee Related CN208914449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821504317.9U CN208914449U (en) 2018-09-14 2018-09-14 A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821504317.9U CN208914449U (en) 2018-09-14 2018-09-14 A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device

Publications (1)

Publication Number Publication Date
CN208914449U true CN208914449U (en) 2019-05-31

Family

ID=66705617

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821504317.9U Expired - Fee Related CN208914449U (en) 2018-09-14 2018-09-14 A kind of XPS insulation board production carbon dioxide foaming agent mixed injection device

Country Status (1)

Country Link
CN (1) CN208914449U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190531

Termination date: 20190914

CF01 Termination of patent right due to non-payment of annual fee