CN202095112U

CN202095112U - Honeycomb-like energy collection heating ring

Info

Publication number: CN202095112U
Application number: CN2011201614835U
Authority: CN
Inventors: 凌庆平
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-05-20
Filing date: 2011-05-20
Publication date: 2011-12-28
Anticipated expiration: 2021-05-20

Abstract

A honeycomb-like energy collection heating ring is composed of a honeycomb-like heating body layer, a composite material heat insulation layer wrapped outside the honeycomb-like heating body layer and a metal casing wrapped outside the composite material heat insulation layer. The heating ring is characterized in that a plurality of strip-shaped honeycomb-like silicon carbide slices are adhered together through 1800 DEG C silicon carbide glue, made into an enclosure and solidified to form the honeycomb-like heating body layer. A plurality of honeycomb-like through holes are arranged on the inner surface of each honeycomb-like silicon carbide slice, a 'Z'-shaped groove is arranged on the outer surface of each honeycomb-like silicon carbide slice, and the groove is used for winding and releasing heating wires. The heating body of the heating ring adopts honeycomb-like silicon carbide electric heating films as the heating body, and innumerable honeycomb-like through holes are arranged on the inner surfaces and outer surfaces of the honeycomb-like silicon carbide films. The honeycomb-like silicon carbide slices have big reference area, a cellular structure and high absorption capacity so that heat conversion efficiency is higher than 99%, heat preservation effects are good, and no power loss is caused.

Description

Honeycomb cumulative heating collar

Technical field

The utility model relates to a kind of electric heater, and what be specifically related to is a kind of honeycomb cumulative heating collar.

Background technology

Plastic product is widely used in aspect of social life, extensively is subjected to people's welcome and likes that plastic product utilizes injection molding technology manufacturing and production usually.

Injection-moulding device was when heating raw in the past, and adopting common electrical backing or resistance wire is the electric heating coil that heating material is made, and was sleeved on plastic raw materials storage tube outside, demand even to plastic raw materials to satisfy, rapid heating; Because the heating collar that uses uses common electrical backing or resistance wire to be heating material in the market, so have shortcomings such as the efficiency of heating surface is low, not environmental protection, useful life, can not satisfy many-sided demands such as modern plastics industry is efficient, low consumption, environmental protection, long-term useful life.

People have developed and have utilized the ceramic electric heating diaphragm as heater for this reason, this material has efficiently, environmental protection, heat efficiency advantages of higher, as shown in Figure 1, be existing traditional heating collar 1, this heating collar 1 is made up of two box-like sleeves, six prismatic shells 2, composite heat shield 3, ceramic heating element layer 4, metal heat-conducting layer 5, high temperature heat conducting coating 6, retaining mechanism 7 and external connection seat 8; Two box-like sleeves are to be semicircle in two, outer is the chunk (A, B) of triangular prism shell, chunk (A, B) internal layer is a metal heat-conducting layer 5, and on the inner surface of metal heat-conducting layer 5, be coated with high temperature heat conducting coating 6, metal heat-conducting layer 5 outer semicircle are surrounded by ceramic heating element layer 4, ceramic heating element layer 4 outer semicircle are surrounded by composite heat shield 3, are the triangular prism shell outside the composite heat shield 3, and chunk (A, B) docking port outside joint is provided with retaining mechanism 7 and external connection seat 8; Described ceramic heating element layer 4 is to be serially connected through electric cocainine by several conventional ceramic sheets 41, constitutes ceramic heating element layer 4; As Fig. 5 and shown in Figure 7, be the tiling expansion schematic diagram of existing traditional ceramics honeycomb heating body layer 4, the structural disadvantages that has traditional ceramic heating element layer 4 now is: conventional ceramic sheet 41 thermal conversion efficiencies are low, power loss is big.

Summary of the invention

The purpose of this utility model is to solve the deficiency of above-mentioned conventional art, and a kind of thermal conversion efficiency height, honeycomb cumulative heating collar that power loss is little are provided.

The utility model is to be achieved through the following technical solutions: honeycomb cumulative heating collar mainly comprises box-like sleeve, retaining mechanism and external connection seat; Described box-like sleeve partly is made of two half blocks, and by retaining mechanism two half blocks is partly surrounded and to be a hollow circuit cylinder; This its inner ring of two half blocks is semi arch, the outer ring is the chunk that semi arch constitutes.

Described chunk internal layer is the honeycomb heating body layer, the inner surface of honeycomb heating body layer is provided with several honeycomb through holes, the honeycomb heating body layer is coated with composite heat shield, the skin of composite heat shield is coated with metal shell, the internal layer of described honeycomb heating body layer also is coated with the high temperature heat conducting coating, and chunk docking port outside joint is provided with retaining mechanism and external connection seat.

The honeycomb heating body layer is to be surrounded together to solidify through 1800 ℃ of carborundum glues by several strip honeycomb silicon carbide plates to form, the inner surface of described this each honeycomb silicon carbide plate is provided with several honeycomb through holes, and also be provided with " Z " connected in star on the outer surface of each honeycomb silicon carbide plate, described this groove is to be used for around putting heating wire.

Honeycomb carborundum has high temperature resistant, and with strong acid, the equal Fails To Respond of highly basic, electrical and thermal conductivity performance is good, and has very strong capability of resistance to radiation; High bending strength, good non-oxidizability, corrosion resistance, very high resistance to wears and low coefficient of friction, and the honeycomb silicon carbide plate to have a reference area big, microcellular structure, high-adsorption-capacity and heat insulation effect are fabulous, do not have any power loss.

The utility model compared with prior art, beneficial effect is, heater in the utility model heating circle adopts honeycomb carborundum electrothermal film as calandria, and the surfaces externally and internally of honeycomb carborundum diaphragm is provided with numerous honeycomb through hole, it is big that the honeycomb silicon carbide plate has a reference area, microcellular structure, high-adsorption-capacity, thereby can make thermal conversion rate up to more than 99%, and high insulating effect does not have any power loss, adopts the honeycomb carborundum electrothermal film heater of the utility model structure, the fast any exothermic material after in the market of its programming rate can reach 800 ℃ of maximum temperatures after tested within 45 seconds.

Description of drawings

Below in conjunction with accompanying drawing the utility model is described in detail.

Fig. 1 is the schematic diagram of prior art heating collar.

Fig. 2 is a structural representation of the present utility model.

Fig. 3, Fig. 4 are the single chip architecture schematic diagram of the honeycomb silicon carbide heater in the utility model.

Fig. 5 is the structural representation of the single ceramic sheet of ceramic heating element in the prior art heating collar.

Fig. 6 is the structural representation of the honeycomb heating body layer in the utility model.

Fig. 7 is that the tiling of prior art ceramic heating element layer launches schematic diagram.

Embodiment

As Fig. 2, Fig. 3, Fig. 4 and shown in Figure 6, honeycomb cumulative heating collar mainly comprises box-like sleeve 9, retaining mechanism 14 and external connection seat 15; Described box-like sleeve 9 is made of two half blocks (91,92) parts, and by retaining mechanism 14 two half blocks (91,92) is partly surrounded and to be a hollow circuit cylinder; Its inner ring of this two half block (91,92) is semi arch, the outer ring is the chunk that semi arch constitutes.

Described chunk internal layer is a honeycomb heating body layer 12, the inner surface of honeycomb heating body layer 12 is provided with several honeycomb through holes, honeycomb heating body layer 12 is coated with composite heat shield 11, the skin of composite heat shield 11 is coated with metal shell 10, the internal layer of described honeycomb heating body layer 12 also is coated with high temperature heat conducting coating 13, and chunk docking port outside joint is provided with retaining mechanism 14 and external connection seat 15.

Honeycomb heating body layer 12 is to be pasted to surround together to solidify through 1800 ℃ of carbonization silica gel 16 by several strip honeycomb silicon carbide plates 121 to form, the inner surface 121b of described this each honeycomb silicon carbide plate 121 is provided with several honeycomb through holes, and also be provided with " Z " connected in star 121a on the outer surface 121c of each honeycomb silicon carbide plate, described this groove 121a is used for around putting heating wire.

Honeycomb heating body layer 12 in the utility model through several strip honeycomb silicon carbide plates 121 through 1800 ℃ of carbonization silica gel 16 paste surround together solidify form after, the inner surface of its honeycomb heating body layer 12 is formed with several honeycomb through-hole inner surfaces, be convenient to fast Absorption and preserve heat, respectively around being placed with heating wire, be used for abundant heating in " Z " connected in star 121a of heater outer surface to several honeycomb silicon carbide plates 121.

Two half blocks (91,92) surround and are a hollow circuit cylinder, and by retaining mechanism 14 locking formations one heating cylinder, it is one cellular that the honeycomb heating body layer of its inner surface of heating cylinder of this structure constitutes, heating wire and goes between to external connection seat 15 places in being put in honeycomb heating body layer outer surface " Z " connected in star 121a.

When using the utility model, only need the utility model is enclosed on the shell of injection molding machine heater, external power supply is gone into to get final product by the external connection seated connection; If heating collar breaks down, do not need to carry out the dismounting of equipment associated components, only need open retaining mechanism, just the heating collar split can be taken apart, unloaded.

The utility model has adopted box-like telescopic design, so install, convenient disassembly.

Particularly the honeycomb carborundum electrothermal film of the utility model employing is as calandria, and on the inner surface of single honeycomb silicon carbide plate, be provided with several honeycomb through holes, thereby make the utility model heating collar thermal conversion rate up to more than 99%, and under equal conditions economize on electricity more than 80% for other heating collar modes, and this heating collar shortens half with respect to other traditional heating collar warm-up time.

The utility model needing in the equipment such as injection molding machine, plastic cement machine, blow moulding machine and rubber machine can be widely used in the heater that is provided with, to heating up heating in the equipment, thereby plastic cement products is heated.

Claims

1. honeycomb cumulative heating collar, it is characterized in that: include the skin that honeycomb heating body layer, honeycomb heating body layer be coated with composite heat shield and composite heat shield and be coated with metal shell, the honeycomb heating body layer is to be surrounded by several strip honeycomb silicon carbide plates to combine, the inner surface of described this each honeycomb silicon carbide plate is provided with several honeycomb through holes, and also be provided with " Z " connected in star on the outer surface of each honeycomb silicon carbide plate, described this groove is to be used for around putting heating wire.