A kind of all-glass evacuated rectangular planar heat collection and storage tube
Technical field
The present invention relates to a kind of solar collector pipe, especially a kind of high-efficiency full-glass vacuum rectangle plane heat accumulation pipe, belongs to Application of Solar Energy field.
Background technology
At present, known all-glass evacuated solar collector tube is cylindrical vestlet suit inner circle thermal-collecting tube structure, and this structure heat-radiation heat-dissipating is serious, and heat-insulating property is poor, and has stopped being shining into of scattered light.
In order to address the above problem, invented a kind of all-glass evacuated rectangular planar heat collection and storage tube, the present invention not only heat absorption efficiency is high, good heat insulating, but also can reduce heat radiation, utilize scattered light.
The technical solution adopted for the present invention to solve the technical problems is: a kind of all-glass evacuated rectangular planar heat collection and storage tube, comprise cover glass pipe, support bullet card, getter, exhaust nozzle, rectangle plane harvests hot arc glass tube, heat release section glass tube, liquid heat-transfer medium, liquid heat-transfer medium filling nozzle, it is characterized in that: the base tube that the rectangle plane of all-glass evacuated rectangular planar heat collection and storage tube harvests hot arc glass tube is glass rectangular tube, the glass round tube head that is processed into sufficient length is moulded in the tube head heating of glass rectangular tube one end, to glass round tube flush a, burning mouthful, glass round tube head expands into glass rectangular tube concentric, with the glass round tube head of diameter, glass rectangular tube one end tube head is adjusted circle, flush, burn mouth, ground glass rectangular tube is made in glass rectangular tube other end tube head glass clinkering sealing, or glass rectangular tube other end tube head, first heating is moulded processing and is expanded into and glass rectangular tube concentric, with the glass round tube head of diameter, glass clinkering sealing glass round tube head, in the plane outer wall surface of rectangle plane heat collecting glass tube, the half that one side is longitudinal, the compound heat absorption rete in one or both sides, make rectangle plane and harvest hot arc glass tube, burning that cover glass pipe one end tube head is flush mouthful, cover glass pipe other end tube head glass clinkering sealing, on the glass tube head of sealing, glass welding exhaust nozzle tail pipe, support bullet card with getter is installed in cover glass pipe, then rectangle plane being harvested to hot arc glass tube is sleeved in cover glass pipe, the cover glass mouth of pipe and rectangle plane harvest hot arc glass tube walls reducing ring glass welding sealing by fusing, forming glass welding sealing by fusing ring has the heat release section glass tube of sufficient length outward, after outer glass pipe interlayer vacuum-pumping in all-glass evacuated rectangular planar heat collection and storage tube, glass sealing exhaust nozzle, evaporation getter, on heat release section glass tube, melting welding connects liquid heat-transfer medium filling nozzle, by liquid heat-transfer medium filling nozzle, fill liquid heat-transfer medium, and in all-glass evacuated rectangular planar heat collection and storage tube, leave corresponding liquid heat-transfer medium expansion space, and to all-glass evacuated rectangular planar heat collection and storage tube application of vacuum rear enclosed, the corresponding all-glass evacuated rectangular planar heat collection and storage tube operating temperature of liquid heat-transfer medium, select the liquid heat-transfer medium of the corresponding boiling point of service behaviour with it, by liquid heat-transfer medium filling nozzle, fill after liquid heat-transfer medium, the glass tube that sealing liquid heat transfer medium filling nozzle is made in outer glass enclosure tube is evaporator section glass tube, and the glass tube outside outer glass enclosure tube is the all-glass evacuated rectangular planar heat collection and storage tube of heat release section glass tube.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, on the glass tube end socket that in it, glass rectangular tube glass clinkering of heat collecting glass tube sealing forms, symmetrical connection of suit is compounded with the excessive short glass tube end socket that pipe glass clinkering sealing forms, and makes glass rectangular tube end socket one end become pipe head.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, the glass rectangular tube of heat collecting glass tube in it, burns mouth with one end, the end socket surface of the glass round tube head of other end glass clinkering sealing, concentric glass head seal annular solder, making tail end has the rectangle plane of one section of blank pipe head to harvest hot glass tube.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, its glass rectangle tube head heating is moulded processing and is expanded into and glass rectangular tube concentric, isodiametric glass round tube head, flush, burning mouthful.With glass rectangular tube concentric, equal diameter, one end glass tube clinkering sealing, the other end burns glass round tube sealing-in mouth one end of mouth, glass ring-shaped welding, making tail end has the rectangle plane of one section of blank pipe head to harvest hot glass tube.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, the inner surface of its glass rectangular tube plane tube wall is inwardly protruded cambered surface.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, the interior heat collection glass tube-surface of its all-glass evacuated rectangular planar heat collection and storage tube or process chemical attack emulsification treatment.The cover glass pipe of all-glass evacuated rectangular planar heat collection and storage tube or be ultrawhite low-reflection glass pipe.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, its a kind of all-glass evacuated rectangular planar heat collection and storage tube, wherein one end end socket of its all-glass evacuated rectangular planar heat collection and storage tube two end sockets is provided with pressure limiting glass end socket, pressure limiting glass end socket or be plane.The condensation segment glass tube of all-glass evacuated rectangular planar heat collection and storage tube is at least comprised of a condensation cavity, forms large cryosurface.All-glass evacuated rectangular planar heat collection and storage tube condensation segment or at least two tube chambers are set with one heart, termination is welded to each other the closed cavity that composition cross section is concentric ring.All-glass evacuated rectangular planar heat collection and storage tube condensation segment or be the tube chamber welded and installed of at least two one end sealing on a tube chamber, form and manage with one at least two condenser pipe cavitys that are connected.All-glass evacuated rectangular planar heat collection and storage tube condensation segment or be at least one inverted U-shaped tube chamber welded and installed on same tube chamber, form manage with one at least two condenser pipe cavitys that are connected.All-glass evacuated rectangular planar heat collection and storage tube condensation segment or at least comprise two petal chambeies for cross section, with smooth excessive a connection of tube chamber, Formation cross-section at least comprises two petal chambeies and manages with one the multiple condenser pipe cavitys that are connected.The condensation segment glass tube of all-glass evacuated rectangular planar heat collection and storage tube is connected transition position or is provided with throttling heat exchanger with evaporator section glass tube, its shape of throttling heat exchanger or be condensation segment one side pipe head sealing, the glass tube that evaporator section tube head is unlimited or the earthenware of same shape or the metal tube of same shape.On the inner glass wall of all-glass evacuated rectangular planar heat collection and storage tube condensation segment or be provided with conductive film layer, conductive film layer is electrically connected with glass sealing electrode, and glass sealing electrode is connected with the negative electricity of dc source, and the positive pole of dc source is electrically connected with the earth.On the termination of all-glass evacuated rectangular planar heat collection and storage tube condensation segment glass tube or be provided with sucker.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, on the inside and outside surface of cover glass pipe of its all-glass evacuated rectangular planar heat collection and storage tube, series composite has the reflective mirror that is less than, equals cover glass pipe one semicanal face.Or rectangle plane harvests on the outer surface of a side pipe wall of hot glass tube, series composite has reflective mirror.Or on the inside and outside surface of cover glass pipe of all-glass evacuated rectangular planar heat collection and storage tube, series composite has the reflective mirror that is less than, equals cover glass pipe one semicanal face, rectangle plane harvests on the outer surface of a side pipe wall of hot glass tube, and also series composite has reflective mirror.
A kind of all-glass evacuated rectangular planar heat collection and storage tube, on the tube wall of its all-glass evacuated rectangular planar heat collection and storage tube cover glass pipe, be provided with Fresnel Lenses, convex lens, Fresnel Lenses, convex lens are longitudinally located at strip Fresnel Lenses, the convex lens cover glass tube wall of the longitudinal layout on both sides cover glass pipe circular arc tube wall between cover glass pipe diameter and parallel chords.
The invention has the beneficial effects as follows: heat absorption efficiency is high, long service life, can reduce heat radiation, can utilize scattered light.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1,2,4 composition first embodiment of the invention;
Fig. 1 is the unitary side cutaway view of a kind of first embodiment of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Fig. 2 is the sectional elevation of Fig. 1.
Fig. 4 is the unitary side cutaway view of first embodiment 90-degree rotation of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention.
Fig. 1,3,4 composition second embodiment of the invention;
Fig. 1 is the unitary side cutaway view of second embodiment of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Fig. 3 is the sectional elevation of Fig. 1;
Fig. 4 is the unitary side cutaway view of second embodiment 90-degree rotation of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention.
Fig. 5,6 composition third embodiment of the invention;
Fig. 5 is the unitary side cutaway view of the 3rd embodiment of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Fig. 6 is the sectional elevation of Fig. 5.
Fig. 5,7 composition four embodiment of the invention;
Fig. 5 is the unitary side cutaway view of the 4th embodiment of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Fig. 7 is the sectional elevation of Fig. 5.
Fig. 8,9 composition fifth embodiment of the invention;
Fig. 8 is the unitary side cutaway view of the 5th embodiment of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Fig. 9 is the sectional elevation of Fig. 8.
Figure 10,11 composition sixth embodiment of the invention;
Figure 10 is the unitary side cutaway view of the 6th embodiment of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Figure 11 is the sectional elevation of Figure 10.
Figure 12,13 composition seventh embodiment of the invention;
Figure 12 is the unitary side cutaway view of the 7th embodiment of a kind of all-glass evacuated rectangular planar heat collection and storage tube of the present invention;
Figure 13 is the sectional elevation of Figure 12.
In figure: 1 rectangle plane harvests hot glass tube, 2 cover glass pipes, 3 rectangle plane glass tubes, 4 vacuum heat-preserving interlayers, 5 rectangle plane glass tube end sockets, 6 getters, 7 exhaust nozzles, 8 support bullet cards, 9 absorption films, 10 heat pipe liquid injecting mouths, 11 heat accumulation pipe release end of heat, 12 heat transfer mediums, 13 Fresnel Lenses, 14 low tails consumption tube heads, 15 convex lens, 16 mirror surfaces.
The specific embodiment
As shown in Figure 1, Figure 2, Figure 4 shows: a kind of all-glass evacuated rectangular planar heat collection and storage tube harvests hot glass tube 1, cover glass pipe 2, rectangle plane glass tube 3, absorption film 9, exhaust nozzle 7 and getter 6 by rectangle plane and forms.One side of rectangle plane glass tube 3 outer wall surface is coated with absorption film 9, and rectangle plane glass tube 3 is made with the rectangle plane of rectangle plane glass tube 3 concentrics and harvested hot glass tube 1 by sealing by fusing with the termination of cover glass pipe 2.Interlayer vacuum-pumping by the external cover glass tube 2 of exhaust nozzle 7 and rectangle plane glass tube 3 forms vacuum heat-preserving interlayer 4, and getter 6 is installed in vacuum heat-preserving interlayer 4.
As shown in Fig. 1,3,4: on the tube wall of cover glass pipe 2, be provided with a pair of Fresnel Lenses 13, other is equal to Fig. 1, Fig. 2, Fig. 4.
As shown in Figure 5,6: on the tube wall of cover glass pipe 2, be provided with two pairs of Fresnel Lenses 13, the both sides of rectangle plane glass tube 3 outer wall surface are coated with absorption film 9, and other is equal to Fig. 1, Fig. 2, Fig. 4.
As shown in Fig. 5,7: on the tube wall of cover glass pipe 2, be provided with two pairs of convex lens 15, the both sides of rectangle plane glass tube 3 outer wall surface are coated with absorption film 9, and other is equal to Fig. 1, Fig. 2, Fig. 4.
As shown in Figure 8,9: a side of rectangle plane glass tube 3 outer wall surface is coated with absorption film 9, is coated with mirror surface 16 on opposite side, heat accumulation pipe release end of heat 11 is bushing type.Other is equal to Fig. 1, Fig. 2, Fig. 4.
As shown in Figure 10,11: on the tube wall of cover glass pipe 2, be provided with a pair of Fresnel Lenses 13, be coated with mirror surface 16 on the inner tubal wall of cover glass pipe 2, other is equal to Fig. 1, Fig. 2, Fig. 4.
As shown in Figure 12,13: on the outer tube wall of cover glass pipe 2, be provided with a pair of convex lens 15, be coated with mirror surface 16 on the outer tube wall of cover glass pipe 2, other is equal to Fig. 1, Fig. 2, Fig. 4.