CN206173475U - A carbon apron for polycrystal ingot furnace - Google Patents

Abstract

The utility model discloses a carbon apron for polycrystal ingot furnace, including the central apron body that is equipped with the interstitial hole, still include fixed connection in the insulating high temperature resistance strengthening rib on apron body surface, the strengthening rib is used for preventing to lap the body warpage. Use the utility model provides a during a carbon apron for polycrystal ingot furnace, fixed surface through at the apron body is connected with insulating high temperature resistance strengthening rib, make the apron body can not take place the change of warpage nature easily because of high temperature environment in the use, then lap the top heater that the body just also is difficult to be close the polycrystal ingot furnace, as long as apron body and top heater keep certain distance, the dangerous condition that just can avoid taking place to draw the arc to strike sparks, the security that the polycrystal ingot furnace used improves.

Description

A kind of carbon carbon lid plate for polycrystalline ingot furnace

Technical field

The utility model is related to polycrystalline cast ingot technical field, more specifically to a kind of carbon for polycrystalline ingot furnace Carbon lid plate.

Background technology

Polycrystalline ingot furnace is conventional crystalline silicon casting unit, and it mainly includes crucible, heater, heat-insulation cage, furnace chamber shell Crucible is set in body, furnace chamber housing, and crucible is placed on graphitic cooling block, and the carbon carbon lid for covering crucible is provided with above crucible Plate.

Carbon carbon lid plate is disposed on crucible guard boards, and general in 3-6cm or so from top heater, suffered temperature exists More than 1500 DEG C, heated time is more long, is easy to buckling deformations during prolonged use.When deformation is excessive, Carbon carbon lid plate reduces with top heater distance, easily causes phenomenon of arc discharge, triggers the danger such as sparking.

In sum, it is mesh the problems such as how efficiently solving the easy buckling deformation of carbon carbon lid plate and trigger Arcing dangerous Preceding those skilled in the art's urgent problem.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of carbon carbon lid plate for polycrystalline ingot furnace, the carbon carbon The structure design of cover plate can efficiently solve the easy buckling deformation of carbon carbon lid plate and trigger the dangerous problem of Arcing.

In order to achieve the above object, the utility model provides following technical scheme：

A kind of carbon carbon lid plate for polycrystalline ingot furnace, including center is provided with the cover board body of interstitial hole, also including fixation The reinforcement of the insulation high-temperature-resistant on cover board body surface is connected to, reinforcement is used to prevent cover board body warpage.

Preferably, in above-mentioned carbon carbon lid plate, including the reinforcement being arranged in pairs, reinforcement is symmetrical arranged on interstitial hole.

Preferably, in above-mentioned carbon carbon lid plate, reinforcement be arranged in parallel, positioned at interstitial hole both sides reinforcement respectively etc. Distance is set.

Preferably, in above-mentioned carbon carbon lid plate, the reinforcement positioned at interstitial hole both sides is respectively arranged in a crossed manner, the reinforcement of intersection Muscle is in cross or X-shaped.

Preferably, in above-mentioned carbon carbon lid plate, the upper and lower surface of cover board body has been fixedly connected with reinforcement.

Preferably, in above-mentioned carbon carbon lid plate, reinforcement and cover board body are removably connected by high temperature resistant screw.

Preferably, in above-mentioned carbon carbon lid plate, reinforcement is specially ceramic wafer.

The carbon carbon lid plate for polycrystalline ingot furnace that the utility model is provided, including center is provided with the cover plate sheet of interstitial hole Body, also including being fixedly connected on the reinforcement of the insulation high-temperature-resistant on cover board body surface, reinforcement is used to prevent cover board body from sticking up It is bent.Using the utility model provide for polycrystalline ingot furnace carbon carbon lid plate when, by the surface of cover board body fix connect It is connected to the reinforcement of insulation high-temperature-resistant so that cover board body will not occur warpage because of hot environment easily in use Property become, then cover board body is also just not easy to access the top heater of polycrystalline ingot furnace, as long as cover board body and top heater Maintain a certain distance, it is possible to avoid the dangerous situation that Arcing occurs, improve the security that polycrystalline ingot furnace is used.

Brief description of the drawings

In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

The structural representation of the carbon carbon lid plate for polycrystalline ingot furnace that Fig. 1 is provided for the utility model embodiment；

Fig. 2 is the main structure diagram of Fig. 1.

Marked in accompanying drawing as follows：

Cover board body 1, interstitial hole 2, reinforcement 3, screw 4.

Specific embodiment

The utility model embodiment discloses a kind of carbon carbon lid plate for polycrystalline ingot furnace, to avoid carbon carbon lid plate from making There is buckling deformation during, improve the security of polycrystalline cast ingot process.

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.

Refer to the carbon carbon lid plate for polycrystalline ingot furnace that Fig. 1 and Fig. 2, Fig. 1 are provided for the utility model embodiment Structural representation, Fig. 2 is the main structure diagram of Fig. 1.

Embodiment of the present utility model provides a kind of carbon carbon lid plate for polycrystalline ingot furnace, including center is provided with centre The cover board body 1 in hole 2, also including being fixedly connected on the reinforcement 3 of the insulation high-temperature-resistant on the surface of cover board body 1, reinforcement 3 is used for Prevent the warpage of cover board body 1.

Using above-described embodiment provide for polycrystalline ingot furnace carbon carbon lid plate when, by the surface of cover board body 1 It is fixedly connected with the reinforcement 3 of insulation high-temperature-resistant so that cover board body 1 in use will not easily because of hot environment Generation warpage properties become, then cover board body 1 is also just not easy to access the top heater of polycrystalline ingot furnace, as long as the He of cover board body 1 Top heater is maintained a certain distance, it is possible to avoid the dangerous situation that Arcing occurs, and is improved polycrystalline ingot furnace and is used Security.

In order to optimize the using effect of reinforcement 3 in above-described embodiment, including the reinforcement 3 being arranged in pairs, reinforcement 3 is closed It is symmetrical arranged in interstitial hole 2.It is preferred that paired and symmetrical setting reinforcement 3 so that reinforcement 3 shares the heat change of cover board body 1 The effect of shape stress can be more uniformly distributed, and ensure that the various pieces of cover board body 1 are all subject to relatively stable tension effects.

Further, reinforcement 3 be arranged in parallel, and the reinforcement 3 positioned at the both sides of interstitial hole 2 is respectively equidistantly positioned. By the reinforcement 3 of the setting of parallel equidistant so that the direction of the tensile force that cover board body 1 is subject to is consistent, therefore its firm effect Fruit is to be capable of achieving better warpage preventing effect by less reinforcement 3 more preferably.

In another specific embodiment that the utility model is provided, the reinforcement 3 positioned at the both sides of interstitial hole 2 respectively intersects Set, the reinforcement 3 of intersection is in cross or X-shaped.Reinforcement 3 arranged in a crossed manner can also be played and good prevent cover plate sheet The effect of the buckling deformation of body 1.

In order to further optimize the using effect of reinforcement 3 in above-described embodiment, the upper and lower surface of cover board body 1 It has been fixedly connected with reinforcement 3.If simply one side installs reinforcement 3, it may be preferred to be installed on the following table of cover board body 1 Face, but upper and lower surface reinforcement 3 is installed simultaneously, it might even be possible to the mode that preferred upper and lower surface is staggered installation of, be desirably to obtain More preferable warpage preventing effect.

In order to further optimize the using effect of reinforcement 3 in above-described embodiment, reinforcement 3 and cover board body 1 pass through High temperature resistant screw 4 is removably connected.It is preferred that reinforcement 3 can be dismantled from cover board body 1, can be with when reinforcement 3 is damaged The reinforcement 3 that more renews in time, it is to avoid because the damage of reinforcement 3 and excessive schedule delays.

It is understood that reinforcement 3 is specially ceramic wafer.It is preferred that reinforcement 3 is resistant to elevated temperatures ceramic wafer, its fusing point is remote Higher than the operating temperature of cover board body 1, long service life and it is unlikely to deform.

Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.

Also, it should be noted that in this manual, term " including ", "comprising" or its any other variant be intended to contain Lid nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that Also there is other identical element in process, method, article or equipment including the key element.

The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality Type.Various modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (7)

1. a kind of carbon carbon lid plate for polycrystalline ingot furnace, it is characterised in that the cover board body of interstitial hole (2) is provided with including center (1), also including being fixedly connected on the reinforcement (3) of the insulation high-temperature-resistant on the cover board body (1) surface, the reinforcement (3) For preventing the cover board body (1) warpage.

2. carbon carbon lid plate according to claim 1, it is characterised in that described including the reinforcement (3) being arranged in pairs Reinforcement (3) is symmetrical arranged on the interstitial hole (2).

3. carbon carbon lid plate according to claim 2, it is characterised in that the reinforcement (3) be arranged in parallel, positioned at described The reinforcement (3) of interstitial hole (2) both sides is respectively equidistantly positioned.

4. carbon carbon lid plate according to claim 2, it is characterised in that positioned at the reinforcement of the interstitial hole (2) both sides Muscle (3) is respectively arranged in a crossed manner, and the reinforcement (3) of intersection is in cross or X-shaped.

5. the carbon carbon lid plate according to claim 3 or 4, it is characterised in that the upper surface of the cover board body (1) and following table Face has been fixedly connected with the reinforcement (3).

6. carbon carbon lid plate according to claim 5, it is characterised in that the reinforcement (3) and the cover board body (1) are logical High temperature resistant screw (4) is crossed removably to connect.

7. carbon carbon lid plate according to claim 6, it is characterised in that the reinforcement (3) is specially ceramic wafer.