CN203187548U - Automatic tail-shrinking electric sealing-off equipment for tail pipe of solar heat collecting pipe - Google Patents

Abstract

The utility model provides automatic tail-shrinking electric sealing-off equipment for a tail pipe of a solar heat collecting pipe, and belongs to the technical field of manufacturing and processing of solar heat collecting pipes. The automatic tail-shrinking electric sealing-off equipment comprises the following structures: a controller and a transformer are arranged on a working platform; the transformer is connected with a sealing heat electric furnace group; a sealing cylinder is arranged behind the tail end of each sealing heat electric furnace of the sealing heat electric furnace group; the tail pipe of the solar heat collecting pipe is inserted into a furnace hole of each sealing heat electric furnace; the tail end of the tail pipe of the solar heat collecting pipe is connected with each sealing cylinder; and each sealing heat electric furnace is thin in furnace wire, large in winding number, thin in furnace wall, low, and thin in furnace hole. According to the structure change of the automatic tail-shrinking electric sealing-off equipment for the tail pipe of the solar heat collecting pipe, the heat of the electric heating furnace is increased and concentrated, the tail pipe can be melted quickly and can be sealed off and broken quickly when the tail pipe of the solar heat collecting pipe is subjected to tail shrinkage and sealing off, and the tail pipe can be melted completely along with the increment of temperature, so that the sealing-off effect of the tail pipe of the solar heat collecting pipe is uniform and attractive.

Description

The solar energy heat collection pipe tail pipe is contracting tail electricity sealed-off equipment automatically

Technical field

The utility model relates to solar energy heat collection pipe and makes processing technique field, specifically a kind of solar energy heat collection pipe tail pipe contracting tail electricity sealed-off equipment automatically.

Background technology

General, solar energy heat collection pipe contracting tail adopts the sealed-off of electric furnace contracting tail at present, its principle of work: the thermal-collecting tube tail pipe is inserted in the process furnace, vacuum tightness reaches specified requirement in waiting to manage, after its soaking time satisfies processing requirement, Controlling System will start, the heating of control process furnace, when heat was added to certain temperature, the glass tail pipe just melted deliquescing, owing to be vacuum state in the thermal-collecting tube, cause the glass tail pipe of thawing inwardly to tighten, along with adding up of heat, melting tail pipe can be caused tail pipe to disconnect by in the tail pipe gradually.The process furnace coiling resistance that prior art adopts is little, the heat that produces is low, the height of original design stove is 40mm simultaneously, the aperture of middle circular hole is 13mm, just occurred in actual use like this: contracting tail sealed-off tail pipe melts constantly, the phenomenon that adhesion occurs, problems such as sealed-off length overshoot requirement appear after the sealed-off in part, and the contracting tail sealed-off that occurs in contracting tail sealed-off process is not thorough, cause tail pipe to melt the phenomenon of adhesion easily, the shape of tail pipe contracting tail sealed-off is not attractive in appearance yet simultaneously.

Summary of the invention

Technical assignment of the present utility model is to solve the deficiencies in the prior art, and a kind of solar energy heat collection pipe tail pipe contracting tail electricity sealed-off equipment automatically is provided.

The technical solution of the utility model realizes in the following manner, this solar energy heat collection pipe tail pipe is contracting tail electricity sealed-off equipment automatically, its structure is that worktable is provided with controller and transformer, transformer connects envelope electrothermal stove group, the rear of each envelope electrothermal stove end of envelope electrothermal stove group is provided with sealing cylinder, the cross-under of solar energy heat collection pipe tail pipe advances to seal the electrothermal stove firehole, and solar energy heat collection pipe tail pipe end is connected with sealing cylinder; The envelope electrothermal stove adopts that thin stove silk, big pitch of the laps number, furnace wall thickness are little, highly little, the envelope electrothermal stove of thin firehole.

Each envelope electrothermal stove of envelope electrothermal stove group all is assemblied in the ceramic die.

It is the envelope electrothermal stove of 35 circles, furnace wall thickness 25mm, height 25mm, firehole aperture 11.5mm that described thin stove silk, big pitch of the laps number, furnace wall thickness envelope electrothermal stove little, highly little, thin firehole adopt stove silk, the pitch of the laps number of 0.15mm.

The beneficial effect that the utility model compared with prior art produces is:

This solar energy heat collection pipe tail pipe contracting tail electricity sealed-off equipment automatically will seal the stove silk that the stove silk of electrothermal stove attenuates and selects 0.15mm for use, the number of turns of twining strengthens, be increased to 35 circles by 20 original circles, but the thickness of whole stove silk is less than 25mm, guarantee to be assembled in the ceramic die, the height of process furnace is changed into the height of present 25mm by original 30mm, the distance of median pore radius narrows down to 11.5mm by original 13mm, the change of its structure like this, make the heat that adds electrothermal oven increase more than 1 times, dwindling of aperture, dwindling of thickness, make heat concentrate, when the sealed-off of solar energy heat collection pipe tail pipe contracting tail, more can melt tail pipe faster, and it is disconnected to carry out faster sealed-off contracting, the lifting of its temperature makes that thawing is more thorough, and so the effect of solar energy heat collection pipe tail pipe sealed-off is just unified more attractive in appearance.

This solar energy heat collection pipe tail pipe contracting tail electricity sealed-off equipment automatically avoids contracting tail sealed-off tail pipe to melt constantly, occur the phenomenon of adhesion, avoided partly occurring problem such as sealed-off length overshoot requirement after the sealed-off, and avoid the contracting tail sealed-off that in contracting tail sealed-off process, occurs not thorough, cause tail pipe to melt the phenomenon of adhesion easily.

This solar energy heat collection pipe tail pipe automatically contracting tail electricity sealed-off equipment design reasonable, simple in structure, safe and reliable, easy to use, be easy to safeguard, have good value for applications.

Description of drawings

Accompanying drawing 1 is structural representation of the present utility model;

Accompanying drawing 2 is structural representations of envelope electrothermal stove of the present utility model;

Accompanying drawing 3 is internal structure synoptic diagram of envelope electrothermal stove of the present utility model.

Mark in the accompanying drawing is represented respectively:

1, worktable, 2, controller, 3, transformer, 4, the envelope electrothermal stove, 5, sealing cylinder, 6, firehole, 7, the stove silk, 8, ceramic die, 9, solar energy heat collection pipe, 10, tail pipe.

Embodiment

Automatically detailed description below contracting tail electricity sealed-off equipment is done to solar energy heat collection pipe tail pipe of the present utility model below in conjunction with accompanying drawing.

As shown in drawings, solar energy heat collection pipe tail pipe of the present utility model is contracting tail electricity sealed-off equipment automatically, its structure is that worktable 1 is provided with controller 2 and transformer 3, transformer 3 connects envelope electrothermal stove group, the rear of each envelope electrothermal stove 4 end of envelope electrothermal stove group is provided with sealing cylinder 5,10 cross-under of solar energy heat collection pipe tail pipe advance to seal electrothermal stove firehole 6, and solar energy heat collection pipe tail pipe 10 ends are connected with sealing cylinder 5; Envelope electrothermal stove 4 adopts that thin stove silk, big pitch of the laps number, furnace wall thickness are little, highly little, the envelope electrothermal stove of thin firehole.Each envelope electrothermal stove 4 of envelope electrothermal stove group all is assemblied in the ceramic die 9.It is the envelope electrothermal stove of 35 circles, furnace wall thickness 25mm, height 25mm, firehole aperture 11.5mm that described thin stove silk, big pitch of the laps number, furnace wall thickness envelope electrothermal stove little, highly little, thin firehole adopt stove silk, the pitch of the laps number of 0.15mm.

This solar energy heat collection pipe tail pipe contracting tail electricity sealed-off equipment is automatically changed the silk footpath of heating electric stove wire by transforming the thickness of envelope electrothermal stove, revises the pore size that seals the electrothermal stove internal orifice dimension, in order to improve the sealed-off effect.Specific as follows: the solar energy heat collection pipe tail pipe inserts in the envelope electrothermal stove, vacuum tightness reaches specified requirement in waiting to manage, and after its soaking time satisfies processing requirement, controller will start, the heating of control envelope electrothermal stove, when heat was added to certain temperature, tail pipe just melted deliquescing, owing to be vacuum state in the solar energy heat collection pipe, cause the tail pipe of thawing inwardly to tighten, along with adding up of heat, melting tail pipe can be caused tail pipe to disconnect by in the tail pipe gradually.The process furnace of design adopts the coiling resistance to strengthen, and the heat of generation will strengthen, and middle internal orifice dimension dwindles, and process furnace thickness dwindles, and the tail mouth shape that makes sealed-off go out shortens, thereby reaches product requirement.

Claims (2)

1. solar energy heat collection pipe tail pipe contracting tail electricity sealed-off equipment automatically, it is characterized in that worktable is provided with controller and transformer, transformer connects envelope electrothermal stove group, the rear of each envelope electrothermal stove end of envelope electrothermal stove group is provided with sealing cylinder, the cross-under of solar energy heat collection pipe tail pipe advances to seal the electrothermal stove firehole, and solar energy heat collection pipe tail pipe end is connected with sealing cylinder; It is the envelope electrothermal stove of 35 circles, furnace wall thickness 25mm, height 25mm, firehole aperture 11.5mm that the envelope electrothermal stove adopts stove silk, the pitch of the laps number of 0.15mm.

2. solar energy heat collection pipe tail pipe according to claim 1 contracting tail electricity sealed-off equipment automatically is characterized in that each the envelope electrothermal stove that seals the electrothermal stove group all is assemblied in the ceramic die.

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