CN212806521U

CN212806521U - Box resistance furnace rapid heating and cooling auxiliary device

Info

Publication number: CN212806521U
Application number: CN202021699482.1U
Authority: CN
Inventors: 苗苏萍; 李晓梅; 陈强; 董文文
Original assignee: Individual
Current assignee: Suqian Suxin Engineering Quality Inspection Center
Priority date: 2020-08-15
Filing date: 2020-08-15
Publication date: 2021-03-26
Anticipated expiration: 2030-08-15

Abstract

The utility model discloses a quick temperature rise and fall auxiliary device of box resistance furnace, including box and elema, the elema is all installed to the inner chamber both sides wall of box, the support is installed at the inner chamber top of box, cooling body is installed to the inner chamber downside of box. The utility model discloses a semiconductor cooler refrigerates the water in the water tank, drives the surrounding pipe at the box internal rotation through the motor simultaneously to can improve the radiating efficiency, make refrigerated more thoroughly simultaneously.

Description

Box resistance furnace rapid heating and cooling auxiliary device

Technical Field

The utility model relates to a resistance furnace technical field specifically is a quick temperature rise and fall auxiliary device of box resistance furnace.

Background

The box-type resistance furnace becomes necessary equipment for testing and researching the sintering of metal materials and ceramic materials or the high-temperature re-sintering shrinkage of certain single crystals and refractory materials in the tests of various colleges and universities and scientific research institutions. The box-type resistance furnace generally comprises a furnace door, an electric heating element, a furnace shell, a control box and a furnace lining, and the temperature rise speed becomes very slow after the furnace is heated to 800 ℃; when the experiment is finished, a long cooling time is often needed, and the experiment period is further influenced. In the disclosed prior art, single heating or cooling is realized by a simple heating device or a cooling device, so that the problem of long period caused by low heating efficiency or low cooling speed cannot be solved. Therefore, the rapid temperature rise and fall device for the box-type resistance furnace is urgently needed, the heating efficiency of the resistance furnace can be improved, and meanwhile, the purpose of rapidly cooling after the experiment is finished can be guaranteed, so that the experiment period is shortened, and the experiment efficiency is improved.

According to patent CN201820119968.X, a rapid temperature rise and fall auxiliary device for a box-type resistance furnace is characterized in that a first ventilation cavity and a second ventilation cavity are communicated through a pipeline and are respectively arranged at the upper surface and the lower surface in a furnace body of the box-type resistance furnace to form an air loop; a buffer bin is arranged in the furnace wall, and four inner surfaces in the furnace are provided with light-reflecting heat-insulating layers and cooling pipes; the cooling pipe is connected with a water cooler arranged outside the pipeline through a water outlet pipe and a water inlet pipe to form a cold water loop; a fan connected with the second ventilation cavity is arranged in the pipeline, and an air inlet is formed in the top of the pipeline; the air inlet is communicated with the pipeline through an air inlet valve; a temperature detector and an optical device heating device are arranged in the first ventilation cavity; a silicon carbide rod is arranged in the second ventilation cavity; the lower surface in first ventilation chamber and the upper surface in second ventilation chamber all open the gas pocket that the size is the same. The utility model discloses a can enough improve the heating efficiency of box resistance furnace, guarantee again simultaneously can reduce the furnace body temperature rapidly after the heating is ended, and then shorten the experimental period, improve experimental efficiency.

At present, the conventional auxiliary device for rapidly heating and cooling the box-type resistance furnace has some defects, such as the defects; the temperature rise and fall efficiency is general when the device is in use. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick temperature rise and fall auxiliary device of box resistance furnace has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a quick temperature rise and fall auxiliary device of a box type resistance furnace comprises a box body and a silicon carbide rod, wherein the silicon carbide rod is arranged on two side walls of an inner cavity of the box body, a support is arranged at the top of the inner cavity of the box body, and a cooling mechanism is arranged on the lower side of the inner cavity of the box body;

cooling body is including surrounding pipe, rotary joint, first pipe, second pipe, liquid pump, water tank and semiconductor cooler, the bottom fixed mounting of box has the water tank, the outer wall of water tank is pegged graft and is had semiconductor cooler, the inner chamber downside of box is installed the surrounding pipe, the both ends of surrounding pipe all communicate rotary joint, and are two sets of rotary joint's outer end runs through the box and communicates respectively that there are first pipe and second pipe, the free end of first pipe and one side intercommunication of liquid pump, the other end of liquid pump and the right side intercommunication of water tank, the free end of second pipe and the left side intercommunication of water tank.

As a preferred embodiment of the utility model, the fixed cover of rotary joint's rotating part outer wall is equipped with the ring gear, the outer wall meshing of ring gear has the gear, the motor is all installed to the both sides wall of box, and is two sets of the transmission shaft of motor runs through the both sides wall of box and with two sets of gear center department fixed connection.

As an optimal implementation mode of the utility model, the heated board is all installed in the four sides lateral wall and the back lateral wall outside of box, the equal fixed mounting in outer wall both sides of heated board has electric putter, electric putter's free end run through the heated board and with box outer wall fixed connection.

As an optimal implementation mode of the utility model, the through-hole with the motor adaptation is all seted up to the box left and right sides heated board outer wall, the preceding lateral wall of box articulates there is the chamber door.

As an optimal implementation mode of the utility model, the downside outer wall cover of surrounding pipe is equipped with pivot and the concentric setting of rotary joint, the inner chamber bottom fixed connection that the bottom of bearing and bearing was passed through pillar and box is all overlapped at the pivot both ends.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a semiconductor cooler refrigerates the water in the water tank, drives the surrounding pipe at the box internal rotation through the motor simultaneously to can improve the radiating efficiency, make refrigerated more thoroughly simultaneously.

2. The utility model discloses a box outer wall drives the heated board through electric putter and wraps up to make at the in-process that heaies up, the temperature runs off lessly, and then has guaranteed intensification efficiency.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of a rapid temperature rise and fall auxiliary device of a box-type resistance furnace of the present invention;

fig. 2 is the utility model discloses a box outer wall structure sketch map of quick temperature rise and fall auxiliary device of box resistance furnace.

In the figure: 1. a box body; 2. a silicon carbide rod; 3. a support; 4. a surrounding tube; 5. a rotary joint; 6. a first conduit; 7. a second conduit; 8. a liquid pump; 9. a water tank; 10. a semiconductor refrigerator; 11. a rotating shaft; 12. a bearing; 13. a pillar; 14. a motor; 15. a gear; 16. a toothed ring; 17. a thermal insulation board; 18. an electric push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-2, the present invention provides a technical solution: a quick temperature rise and drop auxiliary device for a box type resistance furnace comprises a box body 1 and a silicon carbide rod 2, wherein the silicon carbide rod 2 is mounted on two side walls of an inner cavity of the box body 1, a support 3 is mounted at the top of the inner cavity of the box body 1, and a cooling mechanism is mounted on the lower side of the inner cavity of the box body 1;

the cooling mechanism comprises a surrounding pipe 4, a rotary joint 5, a first conduit 6, a second conduit 7, a liquid pump 8, a water tank 9 and a semiconductor refrigerator 10, a water tank 9 is fixedly arranged at the bottom of the box body 1, a semiconductor refrigerator 10 is inserted into the outer wall of the water tank 9, an encircling pipe 4 is arranged on the lower side of the inner cavity of the box body 1, rotary joints 5 are communicated with two ends of the encircling pipe 4, the outer ends of the two groups of rotary joints 5 penetrate through the box body 1 and are respectively communicated with a first conduit 6 and a second conduit 7, the free end of the first conduit 6 is communicated with one side of a liquid pump 8, the other end of the liquid pump 8 is communicated with the right side of a water tank 9, the free end of said second conduit 7 communicates with the left side of the tank 9, which, in this embodiment as shown in figure 1, the water in the water tank 9 can be cooled by the semiconductor refrigerator 10, thereby improving the efficiency of heat dissipation.

In this embodiment, referring to fig. 1, a toothed ring 16 is fixedly sleeved on an outer wall of a rotating portion of the rotating joint 5, a gear 15 is engaged with an outer wall of the toothed ring 16, motors 14 are mounted on two side walls of the box body 1, and transmission shafts of two sets of the motors 14 penetrate through the two side walls of the box body 1 and are fixedly connected with centers of the two sets of the gears 15.

Referring to fig. 2 in the embodiment, insulation boards 17 are installed on the outer sides of the four side walls and the rear side wall of the box body 1, electric push rods 18 are fixedly installed on two sides of the outer wall of each insulation board 17, the free ends of the electric push rods 18 penetrate through the insulation boards 17 and are fixedly connected with the outer wall of the box body 1, and the insulation boards 17 can reduce temperature loss.

In this embodiment, referring to fig. 2, the outer walls of the heat insulation boards 17 on the left and right sides of the box body 1 are both provided with through holes adapted to the motor 14, and the front side wall of the box body 1 is hinged with a box door, so as to avoid extruding the motor 14.

In this embodiment, referring to fig. 1, a rotating shaft 11 is sleeved on an outer wall of a lower side of the surrounding pipe 4, the rotating shaft 11 and the rotating joint 5 are concentrically arranged, bearings 12 are sleeved on two ends of the rotating shaft 11, and bottoms of the bearings 12 are fixedly connected with a bottom of an inner cavity of the box body 1 through a support column 13, so that the surrounding pipe 4 is stabilized when rotating through the rotating shaft 11.

It should be noted that, the components included in the auxiliary device for rapidly increasing and decreasing temperature of a box-type resistance furnace of the present invention are all universal standard components or components known to those skilled in the art, the structure and principle thereof are all known to those skilled in the art through technical manuals or through conventional experimental methods, at the idle position of the device, all the electrical devices, which refer to power components, electrical devices and adaptive monitoring computers, are connected through wires, and the specific connection means refers to the following working principle, in which the electrical connection between the electrical devices is completed in sequence, and the detailed connection means thereof is a known technology in the art, and the following main description of the working principle and process is not described in electrical control, when the auxiliary device for rapidly increasing and decreasing temperature of a box-type resistance furnace is used, firstly, the processed workpiece is placed on the surface of the support 3, then heating through the silicon carbide rod 2, in the heating process, the insulation board 17 is driven to wrap the box body 1 through the electric push rod 18, thereby avoiding temperature loss, ensuring the heating efficiency, processing the workpiece, after the processing is finished, the insulation board 17 is driven to leave the box body 1 by starting the electric push rod 18, meanwhile, the liquid pump is started to pump cooling liquid into the inner cavity of the surrounding pipe 4, performing water cooling, in the cold zone process, the water in the water tank 9 is cooled through the semiconductor refrigerator 10, thereby improving the cooling efficiency, meanwhile, the motor 14 drives the gear to rotate, thereby driving the gear ring 16 to rotate, enabling the rotating part of the rotating joint 5 to rotate, thereby driving the rotating part of the surrounding pipe 4 to reset after the box body 1 rotates, the motor 14 is a motor with a self-locking function, thereby being capable of stabilizing the surrounding pipe 4 when not cooling, thereby enabling the cooling to be more thorough, in the rotation process, 11 suit in the surrounding pipe 4 outer wall of pivot that lead to the heart with rotary joint 5 set up, then can be firm at the pivoted in-process to surrounding pipe 4 through pillar 13, the device simple structure, the operation of being convenient for, the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a quick temperature rise and fall auxiliary device of box resistance furnace, includes box (1) and elema (2), its characterized in that: silicon carbide rods (2) are mounted on two side walls of an inner cavity of the box body (1), a support (3) is mounted at the top of the inner cavity of the box body (1), and a cooling mechanism is mounted on the lower side of the inner cavity of the box body (1);

the cooling mechanism comprises a surrounding pipe (4), a rotary joint (5), a first conduit (6), a second conduit (7), a liquid pump (8), a water tank (9) and a semiconductor refrigerator (10), a water tank (9) is fixedly arranged at the bottom of the box body (1), a semiconductor refrigerator (10) is inserted into the outer wall of the water tank (9), an encircling pipe (4) is arranged on the lower side of the inner cavity of the box body (1), rotary joints (5) are communicated with two ends of the encircling pipe (4), the outer ends of the two groups of rotary joints (5) penetrate through the box body (1) and are respectively communicated with a first conduit (6) and a second conduit (7), the free end of the first conduit (6) is communicated with one side of the liquid pump (8), the other end of the liquid pump (8) is communicated with the right side of the water tank (9), and the free end of the second conduit (7) is communicated with the left side of the water tank (9).

2. The auxiliary device for rapidly increasing and decreasing the temperature of the box-type resistance furnace according to claim 1, characterized in that: the fixed cover of rotating part outer wall of rotary joint (5) is equipped with ring gear (16), the outer wall meshing of ring gear (16) has gear (15), motor (14) are all installed to the both sides wall of box (1), and are two sets of the transmission shaft of motor (14) runs through the both sides wall of box (1) and with two sets of gear (15) center department fixed connection.

3. The auxiliary device for rapidly increasing and decreasing the temperature of the box-type resistance furnace according to claim 1, characterized in that: heated board (17) are all installed in the four sides lateral wall and the back lateral wall outside of box (1), the equal fixed mounting in outer wall both sides of heated board (17) has electric putter (18), the free end of electric putter (18) run through heated board (17) and with box (1) outer wall fixed connection.

4. The auxiliary device for rapidly increasing and decreasing the temperature of the box-type resistance furnace according to claim 1, characterized in that: the outer wall of the insulation board (17) on the left side and the right side of the box body (1) is provided with through holes matched with the motor (14), and the front side wall of the box body (1) is hinged with a box door.

5. The auxiliary device for rapidly increasing and decreasing the temperature of the box-type resistance furnace according to claim 1, characterized in that: the lower side outer wall of the surrounding pipe (4) is sleeved with a rotating shaft (11), the rotating shaft (11) and the rotating joint (5) are concentrically arranged, and two ends of the rotating shaft (11) are sleeved with bearings (12) and the bottoms of the bearings (12) are fixedly connected with the bottom of an inner cavity of the box body (1) through supporting columns (13).