CN208431961U

CN208431961U - A kind of improved evacuated collector tube

Info

Publication number: CN208431961U
Application number: CN201821100188.7U
Authority: CN
Inventors: 王陈光
Original assignee: ZHEJIANG KEJIE NEW MATERIAL Co Ltd
Current assignee: ZHEJIANG KEJIE NEW MATERIAL Co Ltd
Priority date: 2018-07-12
Filing date: 2018-07-12
Publication date: 2019-01-25
Anticipated expiration: 2028-07-12

Abstract

The utility model discloses a kind of improved evacuated collector tubes, including glass heat-collecting vacuum tube, the glass heat-collecting vacuum tube includes inner glass tube and outer glass pipe, being fixedly connected by casing with the first connection ring is socketed on it in connecting tube again after interconnection, reduce installation difficulty, also allow to become after unloading decannulation common evacuated collector tube, male union is threaded with by the first riffled tube, the upper end of male union is equipped with the second connection ring, second connection ring connects the second riffled tube, outer tank can be allow to be connected by screw thread with the second riffled tube by water pipe, it can be injected water into glass heat-collecting vacuum tube after being connected, after being heated by sunlight, hot water in glass heat-collecting vacuum tube, which floats, enters outer tank, cold water enters glass heat-collecting vacuum tube in outer tank, it realizes Heating function does not need specially to be equipped with water tank, can complete to heat using lower cost.

Description

A kind of improved evacuated collector tube

Technical field

The utility model relates to technical field of solar utilization technique, specific field is a kind of improved evacuated collector tube.

Background technique

Evacuated collector tube is by absorbing solar radiant energy, using inorganic heat transfer element as in heat-transfer medium heating, vacuum thermal-collecting tube The water of storage, present evacuated collector tube are widely used in solar heater, but in some provisional places, such as Construction building unit, installation solar heater is excessively troublesome, and economic cost is high, evacuated collector tube not with solar heater Water tank connection when can not work normally, and some temporary buildings or place, water consumption is smaller, installs solar heater Excessively waste.

Utility model content

The purpose of this utility model is to provide a kind of improved evacuated collector tubes, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of improved evacuated collector tube, including glass Glass evacuated collector tube, the glass heat-collecting vacuum tube include inner glass tube and outer glass pipe, on the inner surface of the inner glass tube Be equipped with stop collar at end opening, the upper surface of the stop collar is equipped with connecting tube, the connecting tube and glass heat-collecting vacuum tube it Between be equipped with the first sealing ring, be equipped with positioning ring in the middle part of the outer surface of the connecting tube, the lower surface of the positioning ring and first close The upper surface of seal is in contact, and the upper surface of the positioning ring is equipped with casing, the inner surface of described sleeve pipe and the appearance of connecting tube The second sealing ring is equipped between face, the upper end of described sleeve pipe is equipped with the first connection ring, the lower surface of first connection ring and company The upper end of adapter tube is in contact, and the internal bore radius of first connection ring is less than the bore of connecting tube, first connection ring Upper surface is equipped with the first riffled tube, and the bore of first riffled tube is greater than the internal bore radius of the first connection ring, described Positioning ring, casing, the first connection ring and the first riffled tube outer surface be equipped with heat-preservation cotton, the first riffled tube screw thread connects It is connected to male union, the upper end of the male union is equipped with the second connection ring, the inner hole half of second connection ring Diameter is greater than the bore of male union, and the upper surface of second connection ring is equipped with the second riffled tube, in described second The bore of screwed pipe is greater than the internal bore radius of the second connection ring.

Preferably, the inner surface bottom end of the outer glass pipe is equipped with deicer.

Preferably, the outer surface of the inner glass tube is equipped with solar selectively absorbing coating.

Preferably, the making material of the glass heat-collecting vacuum tube is Pyrex 3.3.

Compared with prior art, the utility model has the beneficial effects that a kind of improved evacuated collector tube, by casing with First connection ring, which is fixedly connected, is socketed on it in connecting tube again after interconnection, reduces installation difficulty, also allows to Become common evacuated collector tube after unloading decannulation, male union, outer spiral shell are threaded with by the first riffled tube The upper end of line connecting tube is equipped with the second connection ring, and the second connection ring connects the second riffled tube, outer tank can be made to pass through water pipe It can be connected by screw thread with the second riffled tube, can be injected water into glass heat-collecting vacuum tube after being connected, when by the sun After light heating, the hot water in glass heat-collecting vacuum tube, which floats, enters outer tank, and cold water enters glass evacuated collection in outer tank Heat pipe realizes heating function, does not need specially to be equipped with water tank, can complete to heat using lower cost.

Detailed description of the invention

Fig. 1 is the structure of the main view of the utility model；

Fig. 2 is the structure side view signal of the male union, the second connection ring and the second riffled tube of the utility model Figure；

Fig. 3 looks up signal for the structure of the male union of the utility model, the second connection ring and the second riffled tube Figure structure schematic representation；

Fig. 4 is the schematic structural cross-sectional view of second riffled tube of the utility model.

In figure: 1- glass heat-collecting vacuum tube, 101- inner glass tube, 102- outer glass pipe, 2- stop collar, 3- connecting tube, 4- First sealing ring, 5- positioning ring, 6- casing, the first connection ring of 7-, the first riffled tube of 8-, 9- heat-preservation cotton, the connection of 10- external screw thread Pipe, the second connection ring of 11-, the second riffled tube of 12-, 13- solar selectively absorbing coating.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of improved evacuated collector tube, including glass Evacuated collector tube 1, the glass heat-collecting vacuum tube include inner glass tube 101 and outer glass pipe 102, the interior table of the inner glass tube Stop collar is equipped at the upper end opening of face, the upper surface of the stop collar 2 is equipped with connecting tube 3, limits connecting tube position by stop collar It sets, so that connecting tube is deep into the position specified in glass heat-collecting vacuum tube, make outside glass heat-collecting vacuum tube that there are certain The connecting tube of length is equipped with the first sealing ring 4 to install other structures between the connecting tube and glass heat-collecting vacuum tube, By the first sealing ring by the gap seals between connecting tube and glass heat-collecting vacuum tube, to prevent the water after heating from connecting tube It is overflowed between glass heat-collecting vacuum tube, positioning ring 5, the lower surface of the positioning ring is equipped in the middle part of the outer surface of the connecting tube It is in contact with the upper surface of the first sealing ring, is mutually squeezed by the upper surface of positioning ring and the first sealing ring, further reinforced The upper surface of sealing effect, the positioning ring is equipped with casing 6, sets between the inner surface of described sleeve pipe and the outer surface of connecting tube There is the second sealing ring, make when installing casing, convenient for sealing, the upper end of described sleeve pipe is equipped with the first connection ring 7, and described first connects The lower surface for connecing ring is in contact with the upper end of connecting tube, and casing is fixedly connected with the first connection ring covers it again after interconnection It is connected in connecting tube, reduces installation difficulty, also allow to become after unloading decannulation common evacuated collector tube, described The internal bore radius of one connection ring is less than the bore of connecting tube, since the internal bore radius of the first connection ring is less than in the pipe of connecting tube Diameter facilitates the installation of superstructure, while also increasing leakproofness, and the upper surface of first connection ring is equipped with the first internal screw thread Pipe 8, the bore of first riffled tube are greater than the internal bore radius of the first connection ring, the positioning ring, casing, the first connection The outer surface of ring and the first riffled tube is equipped with heat-preservation cotton 9, enhances heat insulation function by heat-preservation cotton, reduces glass heat-collecting vacuum tube The heat of opening is lost, and first riffled tube is threaded with male union 10, the male union Upper end is equipped with the second connection ring 11, and the internal bore radius of second connection ring is greater than the bore of male union, and described the The upper surface of two connection rings is equipped with the second riffled tube 12, and the bore of second riffled tube is greater than the interior of the second connection ring Pore radius is threaded with male union by the first riffled tube, and the upper end of male union is equipped with the second connection Ring, the second connection ring connect the second riffled tube, and outer tank can be allow to pass through screw thread and the second riffled tube by water pipe It is connected, can be injected water into glass heat-collecting vacuum tube after being connected, after being heated by sunlight, in glass heat-collecting vacuum tube Hot water, which floats, enters outer tank, and cold water enters glass heat-collecting vacuum tube in outer tank, realizes heating function, does not need specially Door outfit water tank, can complete to heat using lower cost.

Specifically, the inner surface bottom end of the outer glass pipe is equipped with deicer, can be absorbed by deicer heated The micro water vapor oozed out in journey, to maintain vacuum environment.

Specifically, the outer surface of the inner glass tube is equipped with solar selectively absorbing coating, solar selectively is inhaled Absorption of the coating enhancing to sunlight is received, heating function is enhanced.

Specifically, the making material of the glass heat-collecting vacuum tube is Pyrex 3.3, it is material with Pyrex 3.3 Material meets national standard, and hardness is big, is hardly damaged during installing and using.

Working principle: the utility model limits connecting tube position by stop collar, so that connecting tube is deep into glass true The position specified in empty set heat pipe, makes the connecting tube outside glass heat-collecting vacuum tube there are certain length, to install other knots Structure, by the first sealing ring by the gap seals between connecting tube and glass heat-collecting vacuum tube, to prevent the water after heating from even It is overflowed between adapter tube and glass heat-collecting vacuum tube, heat insulation function is enhanced by heat-preservation cotton, reduces glass heat-collecting vacuum tube opening Heat lose, male union is threaded with by the first riffled tube, the upper end of male union is equipped with second Connection ring, the second connection ring connect the second riffled tube, and outer tank can be allow to pass through spiral shell in screw thread and second by water pipe Line pipe is connected, and can inject water into glass heat-collecting vacuum tube after being connected, after being heated by sunlight, glass heat-collecting vacuum tube Interior hot water, which floats, enters outer tank, and cold water enters glass heat-collecting vacuum tube in outer tank.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of improved evacuated collector tube, including glass heat-collecting vacuum tube (1), it is characterised in that: the glass vacuum heat collecting Managing (1) includes inner glass tube (101) and outer glass pipe (102), and the upper inner opening of the inner glass tube (101) is equipped with The upper surface of stop collar (2), the stop collar (2) is equipped with connecting tube (3), the connecting tube (3) and glass heat-collecting vacuum tube (1) Between be equipped with the first sealing ring (4), be equipped with positioning ring (5) in the middle part of the outer surface of the connecting tube (3), the positioning ring (5) Lower surface is in contact with the upper surface of the first sealing ring (4), and the upper surface of the positioning ring (5) is equipped with casing (6), described sleeve pipe (6) the second sealing ring is equipped between the outer surface of inner surface and connecting tube (3), the upper end of described sleeve pipe (6) is equipped with first and connects It connects ring (7), the lower surface of first connection ring (7) is in contact with the upper end of connecting tube (3), first connection ring (7) Internal bore radius is less than the bore of connecting tube (3), and the upper surface of first connection ring (7) is equipped with the first riffled tube (8), institute The bore for stating the first riffled tube (8) is greater than the internal bore radius of the first connection ring (7), the positioning ring (5), casing (6), the The outer surface of one connection ring (7) and the first riffled tube (8) is equipped with heat-preservation cotton (9), and first riffled tube (8) is threadedly coupled Have male union (10), the upper end of the male union (10) is equipped with the second connection ring (11), second connection The internal bore radius of ring (11) is greater than the bore of male union (10), and the upper surface of second connection ring (11) is equipped with the Two riffled tubes (12), the bore of second riffled tube (12) are greater than the internal bore radius of the second connection ring (11).

2. a kind of improved evacuated collector tube according to claim 1, it is characterised in that: the outer glass pipe (102) Inner surface bottom end is equipped with deicer.

3. a kind of improved evacuated collector tube according to claim 1, it is characterised in that: the inner glass tube (101) Outer surface is equipped with solar selectively absorbing coating (13).

4. a kind of improved evacuated collector tube according to claim 1, it is characterised in that: the glass heat-collecting vacuum tube (1) making material is Pyrex 3.3.