CN220380276U

CN220380276U - High-temperature kiln body cooling structure for zinc oxide resistor disc sintering

Info

Publication number: CN220380276U
Application number: CN202321052737.9U
Authority: CN
Inventors: 李柯谭; 常建军; 刘辉; 王文朝; 闵敏; 华玲峰
Original assignee: Nanyang Keda Electric Co ltd
Current assignee: Nanyang Keda Electric Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2024-01-23
Anticipated expiration: 2033-05-05

Abstract

The utility model discloses a high-temperature kiln body cooling structure for zinc oxide resistor disc sintering, which comprises a cooling structure main body and a high-temperature sintering kiln, wherein the kiln body is arranged on the high-temperature sintering kiln, the lower end of the kiln body is connected with a base, an upper shell and a lower shell which are mutually connected are arranged on the cooling structure main body, the upper shell and the lower shell are both covered on the outer side of the kiln body, a cooling chamber is arranged in the upper shell, an induced draft fan is arranged in the cooling chamber, a first exhaust main pipe and a connecting seat are respectively connected on the induced draft fan, the connecting seat is communicated with the kiln body, an exhaust branch pipe is uniformly connected on the side surface of the first exhaust main pipe, an exhaust supporting pipe is arranged at the other end of the exhaust branch pipe, and heat preservation layers are arranged on the inner sides of the upper shell and the lower shell. This zinc oxide resistance card sintering is with high temperature kiln body cooling structure has set up the cooling chamber, carries out the heat transfer through leading into the cooling chamber with high temperature gas, realizes the utilization of heat to carry out outside heat preservation to the kiln body through the cooling chamber.

Description

High-temperature kiln body cooling structure for zinc oxide resistor disc sintering

Technical Field

The utility model relates to the technical field of sintering kilns, in particular to a high-temperature kiln body cooling structure for zinc oxide resistor disc sintering.

Background

The zinc oxide resistor chip is a sensitive element, is a high-power semiconductor, belongs to the application field of new materials, is a typical ceramic electrical element, is used as an overvoltage protection device and a voltage sensor, and is mainly used for assembling a zinc oxide arrester and a monitoring instrument product thereof to protect various electrical equipment running in a power grid from overvoltage damage. The manufacturing process of the zinc oxide resistor disc mainly comprises the following steps: powder preparation, sintering, grinding and electrode preparation.

The existing zinc oxide resistor sheet is sintered and formed by a high-temperature kiln, and after the zinc oxide resistor sheet is sintered by the high-temperature kiln, the kiln body of the high-temperature kiln needs to be cooled, but the existing cooling device generally guides out high-temperature gas and then carries out waste heat utilization treatment on high-temperature heat, so that the heat utilization rate is low, and the energy-saving treatment is not facilitated.

Disclosure of Invention

The utility model aims to provide a high-temperature kiln body cooling structure for zinc oxide resistor disc sintering, which aims to solve the problems that the high-temperature kiln body cooling structure in the current market provided by the background technology generally guides out high-temperature gas, and then carries out waste heat utilization treatment on high-temperature heat, so that the heat utilization rate is low, and the energy-saving treatment is not facilitated.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a zinc oxide resistance card sintering is with high temperature kiln body cooling structure, includes cooling structure main part and high temperature sintering kiln, be equipped with the kiln body on the high temperature sintering kiln, and kiln body lower extreme is connected with the base, be equipped with interconnect's last casing and lower casing in the cooling structure main part, and go up casing and lower casing and all cover and locate kiln outside, be equipped with the cooling chamber in the last casing, and install the draught fan in the cooling chamber, and be connected with first exhaust main pipe and connecting seat on the draught fan respectively to connecting seat and kiln body intercommunication, first exhaust main pipe side evenly is connected with exhaust branch pipe, and the exhaust branch pipe other end is equipped with the exhaust stay tube, it all is equipped with the heat preservation to go up casing and lower casing inboard, and go up casing upper end still even symmetry and be connected with the hoist and mount seat to go up casing wherein one end is equipped with the second exhaust main pipe, go up the opposite two sides of casing and all install the side door, all be connected with the handle on the side door, be equipped with the heat-conducting plate in the cooling structure main part, and heat exchange coil is all installed to the side face in the cooling chamber, be equipped with air conditioning and advance pipe in the lower casing kiln, and advance pipe and body intercommunication.

Preferably, the first exhaust main pipe is arranged above the top of the kiln body, and the pipe diameter of the first exhaust main pipe is larger than that of the exhaust branch pipe.

Preferably, the exhaust branch pipe is of a bent pipe structure, and a T-shaped structure is respectively formed between the exhaust branch pipe and the exhaust supporting pipe.

Preferably, the exhaust branch pipe is arranged between the heat exchange coil and the side door, and the exhaust branch pipe, the heat exchange coil and the side door are arranged in a clearance mode.

Preferably, the exhaust support tube is of a square tube structure with two through ends, the lower end of the exhaust support tube is fixed with the bottom of the upper shell through bolts, and round through holes are uniformly formed in the upper end of the exhaust support tube.

Preferably, the heat conducting plates are symmetrically fixed on two sides of the kiln body through bolts, and the positions of the heat conducting plates correspond to the positions of the side doors.

Compared with the prior art, the utility model has the beneficial effects that: this zinc oxide resistance card sintering is with high temperature kiln body cooling structure has set up the cooling chamber, carries out the heat transfer through leading into the cooling chamber with high temperature gas, realizes the utilization of heat to carry out outside heat preservation to the kiln body through the cooling chamber. The high-temperature export and the low-temperature import of the high-temperature kiln body cooling structure for zinc oxide resistor disc sintering are performed simultaneously, so that the cooling efficiency can be effectively improved, and the waste heat utilization efficiency is improved in a mode of firstly exchanging heat and then exhausting air.

Drawings

FIG. 1 is a front view of a kiln body cooling structure of a high temperature kiln for sintering zinc oxide resistor sheets;

FIG. 2 is a top view of a kiln body cooling structure of a high temperature kiln for sintering zinc oxide resistor sheets;

FIG. 3 is a side view of a kiln body cooling structure of a high temperature kiln for sintering zinc oxide resistor discs.

In the figure: 1. a cooling structure main body; 2. an upper housing; 3. a heat preservation layer; 4. a first exhaust main pipe; 5. a connecting seat; 6. an exhaust branch pipe; 7. hoisting the base; 8. a base; 9. a high-temperature sintering kiln; 10. a kiln body; 11. a temperature reducing chamber; 12. a side door; 13. a handle; 14. an exhaust support tube; 15. a lower housing; 16. a cold air inlet pipe; 17. a second exhaust main pipe; 18. a heat conductive plate; 19. a heat exchange coil; 20. and (5) a draught fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a zinc oxide resistance card sintering is with high temperature kiln body cooling structure, including cooling structure main part 1 and high temperature sintering kiln 9, be equipped with kiln body 10 on the high temperature sintering kiln 9, and kiln body 10 lower extreme is connected with base 8, be equipped with interconnect's upper casing 2 and lower casing 15 on cooling structure main part 1, lower casing 15 passes through the bolt fastening on base 8, and upper casing 2 and lower casing 15 cover are located kiln body 10 outside, be equipped with cooling chamber 11 in upper casing 2, and install draught fan 20 in the cooling chamber 11, and be connected with first exhaust main pipe 4 and connecting seat 5 on the draught fan 20 respectively, first exhaust main pipe 4 is in kiln body 10 top, and the pipe diameter of first exhaust main pipe 4 is greater than the pipe diameter of exhaust branch 6, this structure draught fan 20 can lead into first exhaust main pipe 4 with the interior high temperature steam of kiln body 10, and carry out the heat flow by first exhaust main pipe 4 department, so that the heat flow evenly carries out cooling chamber 11's bottom through exhaust branch 6, let heat exchange coil 19 and heat flow take place heat transfer treatment, and connecting seat 5 are equipped with cooling chamber 11, and connecting seat 5 are equipped with side and exhaust main pipe 6 are equipped with 14 respectively, can be fixed to the exhaust main pipe 14 through 14 top side 14 and exhaust main pipe 6, 14 and exhaust main pipe 6 are fixed structure 14, 14 top end and exhaust main pipe 6 are fixed for the exhaust main pipe 6, 14 is connected to exhaust main pipe 6, 14 top end is through the exhaust main pipe 6, 14 is fixed to exhaust main part 6, and exhaust main part is connected with the exhaust main part 6 through the side of the exhaust branch pipe 6, and bottom through the exhaust structure, and the exhaust pipe is equipped with the exhaust structure is fixed to the bottom through the exhaust structure, the upper end of the exhaust support pipe 14 is also uniformly provided with a circular through hole, the heat flow of the exhaust support pipe 14 is uniformly distributed into the cooling chamber 11 through the circular through hole, the inner sides of the upper shell 2 and the lower shell 15 are respectively provided with a heat insulation layer 3, the upper end of the upper shell 2 is also uniformly and symmetrically connected with a lifting seat 7, one end of the upper shell 2 is provided with a second exhaust main pipe 17, two opposite sides of the upper shell 2 are respectively provided with a side door 12, the exhaust branch pipe 6 is arranged between a heat exchange coil 19 and the side door 12, and the exhaust branch pipe 6, the heat exchange coil 19 and the side door 12 are respectively arranged at intervals, when the exhaust branch pipe 6 of the structure conveys the heat flow to the bottom of the cooling chamber 11, the heat flow moves upwards, so that the heat flow is fully contacted with the heat exchange coil 19, heat exchange treatment is effectively carried out, and the kiln body 10 is cooled through heat exchange of the heat exchange coil 19, the handles 13 are connected to the side doors 12, the heat-conducting plates 18 are arranged on the cooling structure main body 1, heat-exchanging coils 19 are arranged on the side faces of the heat-conducting plates 18, a cold air inlet pipe 16 is arranged in the lower shell 15, the cold air inlet pipe 16 is also communicated with the kiln body 10, the cold air inlet pipe 16 guides cold flow into the kiln body 10 under the action of a fan, the kiln body 10 is cooled rapidly, the heat-conducting plates 18 are symmetrically fixed to two sides of the kiln body 10 through bolts, and the heat-conducting plates 18 correspond to the side doors 12 in position, the cooling structure main body 1 can be covered outside the kiln body 10 through the upper shell 2 and the lower shell 15, heat-preserving treatment of the kiln body 10 is achieved, heat loss in the working process of the kiln body 10 is reduced, the heat-conducting plates 18 can be fixed with the kiln body 10, and direct heat conduction to the kiln body 10 through the heat-conducting plates 18 can be achieved in the cooling process of the high-temperature sintering kiln 9.

Working principle: when the high-temperature kiln body cooling structure for zinc oxide resistor disc sintering is used, firstly, kiln body 10 of high-temperature sintering kiln 9 is cooled through cooling structure main body 1, cooling structure main body 1 is fixed by base 8, induced draft fan 20 guides heat flow in kiln body 10 into first exhaust main pipe 4 through connecting seat 5, first exhaust main pipe 4 makes heat flow discharged through exhaust branch pipe 6, exhaust branch pipe 6 guides heat flow to exhaust support pipe 14 of upper housing 2 both sides bottom department, exhaust support pipe 14 rethread evenly opens the round hole evenly with heat flow evenly disperse cooling chamber 11, the in-process that heat upwards flows fully contacts with heat exchange coil 19, carry out heat exchange treatment, make full use of preheat, simultaneously heat exchange coil 19 directly carries out heat exchange treatment to kiln body 10 through the connection of heat conducting plate 18 and kiln body 10, second exhaust main pipe 17 discharges heat flow in cooling chamber 11, cooling structure main body 1 is cooled down kiln body 10 by the department of lower housing 15, carry out inside cooling treatment to kiln body 10 in the effect of cooling down, cooling structure main body 1 carries out heat exchange cooling treatment to kiln body 10, heat exchange layer 3 carries out heat insulation heat preservation temperature maintaining process through heat exchange tube 9, can be cooled down through heat exchange layer 3, the inside of the heat preservation structure main body is cooled down through heat preservation structure 12, the purpose is achieved through the heat preservation structure is achieved, and the inside is cooled down through the heat preservation structure main body is cooled down, 13 is fixed by lifting structure main body 13.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a zinc oxide resistance card sintering is with high temperature kiln body cooling structure, includes cooling structure main part (1) and high temperature sintering kiln (9), be equipped with kiln body (10) on high temperature sintering kiln (9), and kiln body (10) lower extreme is connected with base (8), its characterized in that: the cooling structure is characterized in that an upper shell (2) and a lower shell (15) which are mutually connected are arranged on the cooling structure main body (1), the outer side of the kiln body (10) is covered by the upper shell (2) and the lower shell (15), a cooling chamber (11) is arranged in the upper shell (2), an induced draft fan (20) is arranged in the cooling chamber (11), a first exhaust main pipe (4) and a connecting seat (5) are respectively connected to the induced draft fan (20), the connecting seat (5) is communicated with the kiln body (10), the side surface of the first exhaust main pipe (4) is uniformly connected with an exhaust branch pipe (6), the other end of the exhaust branch pipe (6) is provided with an exhaust supporting pipe (14), the inner sides of the upper shell (2) and the lower shell (15) are respectively provided with a heat preservation layer (3), the upper ends of the upper shell (2) are uniformly and symmetrically connected with a lifting seat (7), one end of the upper shell (2) is provided with a second exhaust main pipe (17), two opposite surfaces of the upper shell (2) are respectively provided with a side door (12), the side door (12) is respectively connected with a handle (13), the side surface of the side door (12) is uniformly provided with a heat exchange plate (18), the side surface of the cooling structure (1) is provided with a heat exchange pipe (18), the heat exchange pipe (16) is arranged in the side surface of the kiln body, and the cold air inlet pipe (16) is also communicated with the kiln body (10).

2. The high-temperature kiln body cooling structure for sintering zinc oxide resistor chips according to claim 1, wherein the kiln body cooling structure comprises the following components: the first exhaust main pipe (4) is arranged above the top of the kiln body (10), and the pipe diameter of the first exhaust main pipe (4) is larger than that of the exhaust branch pipe (6).

3. The high-temperature kiln body cooling structure for sintering zinc oxide resistor chips according to claim 1, wherein the kiln body cooling structure comprises the following components: the exhaust branch pipe (6) is of a bent pipe structure, and a T-shaped structure is respectively formed between the exhaust branch pipe (6) and the exhaust supporting pipe (14).

4. The high-temperature kiln body cooling structure for sintering zinc oxide resistor chips according to claim 1, wherein the kiln body cooling structure comprises the following components: the exhaust branch pipe (6) is arranged between the heat exchange coil (19) and the side door (12), and the exhaust branch pipe (6), the heat exchange coil (19) and the side door (12) are arranged in a clearance mode.

5. The high-temperature kiln body cooling structure for sintering zinc oxide resistor chips according to claim 1, wherein the kiln body cooling structure comprises the following components: the exhaust support tube (14) is of a square tube structure with two through ends, the lower end of the exhaust support tube (14) is fixed with the bottom of the upper shell (2) through bolts, and round through holes are uniformly formed in the upper end of the exhaust support tube (14).

6. The high-temperature kiln body cooling structure for sintering zinc oxide resistor chips according to claim 1, wherein the kiln body cooling structure comprises the following components: the heat conducting plates (18) are symmetrically fixed on two sides of the kiln body (10) through bolts, and the positions of the heat conducting plates (18) correspond to the positions of the side doors (12).