High-temperature furnace for laboratory

Abstract

The utility model relates to the technical field of high-temperature furnaces for laboratories, in particular to a high-temperature furnace for laboratories, which comprises a base, a high-temperature furnace main body is arranged at the top of the base, a temperature control seat is arranged at the top of the base and on the right side of the high-temperature furnace main body, and a heating tank is arranged at the top of the temperature control seat. A sealing door body is arranged on the front face of the high-temperature furnace body, and a sealing assembly is arranged between the sealing door body and the high-temperature furnace body. According to the high-temperature furnace, when the sealing door main body is closed, the sealing door main body extrudes the sealing ring in the high-temperature furnace main body, so that the sealing ring rotates through the high-temperature furnace main body, and the other end of the sealing ring extrudes the sealing door main body; the sealing performance between the sealing door main body and the high-temperature furnace main body is improved, meanwhile, the sealing door main body and the high-temperature furnace main body are better attached, and meanwhile the sealing piece on the high-temperature furnace main body is clamped with the sealing groove in the sealing door main body. Through the design, the overall practicability of the high-temperature furnace for the laboratory can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature furnaces for laboratories, in particular to a high-temperature furnace for laboratories. Background Art

[0002] High-temperature furnaces are mainly used in laboratories of industrial and mining enterprises, scientific research institutes and other units for heat treatment, annealing, purification and other occasions of materials. They are indispensable instruments and equipment in various laboratories. In the field of new material preparation, many materials require a large number of sintering or annealing experiments. Only after accumulating certain experimental data can a mature material sintering process be explored. Large experiments must be completed with high-temperature furnaces with sintering, annealing and other functions. At present, domestically produced high-temperature furnaces are suitable for mass production, and there is ample space for carrying workpieces, but the floor area is relatively large, the equipment consumes more cooling water, and the electricity consumption is relatively large. If such a sintering furnace is used for experiments, the experimental cost is relatively high, the experimental land is relatively large, and it is also a waste of resources.

[0003] Existing high-temperature furnaces are all provided with furnace doors on the outside, but the sealing between the existing furnace doors and the high-temperature furnace is poor, which causes temperature leakage when the high-temperature furnace is in use, affecting the use effect of the high-temperature furnace. Therefore, it is particularly important to design a new type of laboratory high-temperature furnace to solve the above technical defects and improve the practicality of the overall laboratory high-temperature furnace. Utility Model Content

[0004] The purpose of the utility model is to provide a high-temperature furnace for laboratory use. When the sealing door body is closed, the sealing door body can squeeze the sealing ring inside the high-temperature furnace body, so that the sealing ring rotates through the high-temperature furnace body and the other end of the sealing ring is squeezed on the sealing door body, thereby improving the sealing between the sealing door body and the high-temperature furnace body and making the sealing door body and the high-temperature furnace body fit more closely. At the same time, the sealing member on the high-temperature furnace body and the sealing groove on the sealing door body engage with each other, further improving the sealing between the high-temperature furnace body and the sealing door body, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A high temperature furnace for laboratory use, comprising a base, a high temperature furnace body is arranged on the top of the base, a temperature control seat is arranged on the top of the base and located on the right side of the high temperature furnace body, a heating tank is arranged on the top of the temperature control seat, a sealing door body is arranged on the front of the high temperature furnace body, and a sealing assembly is arranged between the sealing door body and the high temperature furnace body;

[0007] The heating tank is used for stable temperature control of the high temperature furnace body;

[0008] The sealing assembly is used to improve the sealing performance between the sealing door body and the high-temperature furnace body.

[0009] As a preferred solution of the utility model, a control panel is provided on the front of the high-temperature furnace body and on the left side of the sealed door body, a vacuum module, a process atmosphere module, an exhaust gas treatment module, a cooling water module, a control module and a temperature control module are provided inside the high-temperature furnace body, and an exhaust gas exhaust pipe is provided on the back of the high-temperature furnace body and at a position corresponding to the exhaust gas treatment module.

[0010] As a preferred solution of the utility model, the control panel is connected to the vacuum module, the process atmosphere module, the exhaust gas treatment module, the cooling water module control module and the temperature control module through a number of wires, and a water inlet pipe and a drainage pipe are respectively provided on the back of the high-temperature furnace body and at the position corresponding to the cooling water module.

[0011] As a preferred solution of the utility model, the top of the heating tank is connected to a filling cover through a fixing component, a temperature detector is provided on the top of the filling cover, a thermal field component and an infrared tester are respectively provided inside the heating tank, and a steam exhaust pipe is provided on the outside of the heating tank.

[0012] As a preferred solution of the utility model, the sealed door body is connected to the high-temperature furnace body through two sets of leaves, a handle is fixedly connected to the front of the sealed door body, and an observation window is provided on the front of the sealed door body and above the handle.

[0013] As a preferred solution of the utility model, the sealing assembly includes two groups of sealing rings, sliding grooves, sliding strips, sealing baffles, sealing members and sealing grooves. The two groups of sealing rings are respectively rotatably connected to the interior of the high-temperature furnace body and are located on the upper and lower sides of the sealing door body. Sliding grooves are provided on the inner side of the high-temperature furnace body and at positions corresponding to the two groups of sealing rings.

[0014] As a preferred solution of the utility model, sliding bars are fixedly connected to the interior of the high-temperature furnace body and on the inner sides of the two groups of sealing rings, sealing baffles are fixedly connected to the front of the high-temperature furnace body and behind the two groups of sealing rings, four groups of sealing members are provided on the outer side of the sealing baffles and at positions corresponding to the sealing door body, and sealing grooves are provided on the inner side of the sealing door body and at positions corresponding to the four groups of sealing members.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] In the utility model, through the design of the sealing door body and the sealing assembly, when the sealing door body is closed, the sealing door body squeezes the sealing ring in the high-temperature furnace body, so that the sealing ring rotates through the high-temperature furnace body, and the other end of the sealing ring is squeezed on the sealing door body, thereby improving the sealing between the sealing door body and the high-temperature furnace body and making the sealing door body and the high-temperature furnace body fit more closely. At the same time, the sealing part on the high-temperature furnace body and the sealing groove on the sealing door body engage with each other, further improving the sealing between the high-temperature furnace body and the sealing door body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the interior of the three-dimensional structure of the sealing door main body of the utility model, state 1;

[0019] Figure 3 This is a schematic diagram of the interior of the three-dimensional structure of the sealing door main body of the utility model, state 2;

[0020] Figure 4 For this utility model Figure 2 A is a schematic diagram of the enlarged structure.

[0021] In the figure: 1. base; 2. high temperature furnace body; 201. control panel; 3. temperature control seat; 4. heating tank; 401. filling cover; 5. sealing door body; 501. handle; 502. observation window; 6. sealing assembly; 601. sealing ring; 602. sliding groove; 603. sliding bar; 604. baffle; 605. sealing member; 606. sealing groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Example:

[0024] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0025] A high temperature furnace for laboratory use, comprising a base 1, a high temperature furnace body 2 is arranged on the top of the base 1, a temperature control seat 3 is arranged on the top of the base 1 and on the right side of the high temperature furnace body 2, a heating tank 4 is arranged on the top of the temperature control seat 3, a sealing door body 5 is arranged on the front of the high temperature furnace body 2, and a sealing component 6 is arranged between the sealing door body 5 and the high temperature furnace body 2;

[0026] Among them, the heating tank 4 is used for stable temperature control of the high-temperature furnace body 2;

[0027] A control panel 201 is provided on the front of the high-temperature furnace body 2 and on the left side of the sealed door body 5. A vacuum module, a process atmosphere module, an exhaust gas treatment module, a cooling water module, a control module and a temperature control module are provided inside the high-temperature furnace body 2. An exhaust gas discharge pipe is provided on the back of the high-temperature furnace body 2 and at a position corresponding to the exhaust gas treatment module. The control panel 201 is connected to the vacuum module, the process atmosphere module, the exhaust gas treatment module, the cooling water module control module and the temperature control module through a number of wires. A water inlet pipe and a drainage pipe are provided on the back of the high-temperature furnace body 2 and at a position corresponding to the cooling water module.

[0028] The top of the heating tank 4 is connected to a filling cover 401 through a fixing component, a temperature detector is arranged on the top of the filling cover 401, a thermal field component and an infrared tester are arranged inside the heating tank 4, and a steam exhaust pipe is arranged outside the heating tank 4.

[0029] The sealing door body 5 is connected to the high-temperature furnace body 2 through two sets of leaves. A handle 501 is fixedly connected to the front of the sealing door body 5 . An observation window 502 is provided on the front of the sealing door body 5 and above the handle 501 .

[0030] Specifically, firstly, the base 1 is placed at the designated position, and then the high-temperature furnace body 2 and the temperature control seat 3 are placed on the base 1, and the heating tank 4 is installed inside the temperature control seat 3, so that the interiors of the high-temperature furnace body 2, the temperature control seat 3 and the heating tank 4 are interconnected. The vacuum module is installed inside the high-temperature furnace body 2, and it includes mechanical pumps, molecular pumps, vacuum gauges, vacuum instruments, vacuum pipes, vacuum valves, vacuum joints, sealing blocks and other components. The process atmosphere module is also installed in the high-temperature furnace body 2 and is connected to the vacuum module. Since hydrogen, argon, and nitrogen are required as process atmospheres during high-temperature calcination, they play a role of reducing or inert gas protection. The cooling water module is used for the vacuum module, and it mainly includes a water distributor, a valve, a water flow switch, a thermocouple, a pressure switch, and a water joint. , water pipes and other components to provide continuous cooling water for the high-temperature furnace body 2 to maintain a normal working environment. The temperature control module is installed inside the high-temperature furnace body 2 and is located near the temperature control seat 3. It is used to control the temperature of the vacuum chamber module. It mainly includes armored thermocouples, temperature controllers, tuning instruments and other components. The temperature heating and cooling operations can be controlled by thermocouple feedback signals. The temperature in the heating tank 4 is controlled by the temperature control module and the temperature control seat 3. The control panel 201 is connected to the vacuum module, process atmosphere module, exhaust gas treatment module, cooling water module control module and temperature control module through several wires, and then the high-temperature furnace body 2 is controlled through the control panel 201. The sealing assembly 6 improves the sealing between the sealing door body 5 and the high-temperature furnace body 2 to avoid heat leakage.

[0031] Then, see Figure 2-Figure 4 A sealing assembly 6 is provided between the sealing door body 5 and the high temperature furnace body 2

[0032] The sealing assembly 6 is used to improve the sealing performance between the sealing door body 5 and the high temperature furnace body 2. The specific structure of the sealing assembly 6 is as follows:

[0033] The sealing assembly 6 includes two groups of sealing rings 601, a sliding groove 602, a sliding bar 603, a sealing baffle 604, a sealing member 605 and a sealing groove 606. The two groups of sealing rings 601 are rotatably connected to the interior of the high-temperature furnace body 2 and are located at the upper and lower sides of the sealing door body 5. Sliding grooves 602 are provided on the inner side of the high-temperature furnace body 2 and at positions corresponding to the two groups of sealing rings 601. Sliding bars 603 are fixedly connected to the interior of the high-temperature furnace body 2 and at the inner sides of the two groups of sealing rings 601. Sealing baffles 604 are fixedly connected to the front of the high-temperature furnace body 2 and at the rear of the two groups of sealing rings 601. Four groups of sealing members 605 are provided on the outer side of the sealing baffle 604 and at positions corresponding to the sealing door body 5. Sealing grooves 606 are provided on the inner side of the sealing door body 5 and at positions corresponding to the four groups of sealing members 605.

[0034] Specifically, the sealing door body 5 is sealed by the sealing assembly 6. When the sealing door body 5 is opened, it squeezes the sealing ring 601 away from one end of the high-temperature furnace body 2. The sealing ring 601 is connected to the high-temperature furnace body 2 in a sliding manner. The three groups of sealing rings 601 are all designed with an arc-shaped structure. Sliding grooves 602 are provided on the inner side of the high-temperature furnace body 2 and at positions corresponding to the three groups of sealing rings 601. Sliding bars 603 are fixedly connected to the inside of the high-temperature furnace body 2 and on the inner sides of the three groups of sealing rings 601, so that the sealing ring 601 slides on the sliding bar 603, and the sliding groove 602 facilitates the sliding of the sealing ring 601. The inner side of the sealing door body 5 squeezes the sealing ring 601 close to one end of the high-temperature furnace body 2, so that the sealing ring 601 slides on the sliding bar 603, and the sliding groove 602 facilitates the sliding of the sealing ring 601, so that the end of the sealing ring 601 away from the high-temperature furnace body 2 is squeezed on the sealing door body 5, so that the sealing member 605 on the high-temperature furnace body 2 and the sealing groove 606 on the sealing door body 5 are engaged with each other, so that the sealing door body 5 and the sealing baffle 604 are tightly attached to each other, and at the same time, the high-temperature furnace body 2 and the sealing door body 5 are more closely attached, and the tightness is higher, which further improves the sealing effect between the high-temperature furnace body 2 and the sealing door body 5.

[0035] In this embodiment, the implementation scenario is specifically as follows: in actual use, first place the base 1 at the designated position, then place the high-temperature furnace body 2 and the temperature control seat 3 on the base 1, and then install the heating tank 4 inside the temperature control seat 3, so that the high-temperature furnace body 2, the temperature control seat 3 and the interior of the heating tank 4 are interconnected, and the temperature in the heating tank 4 is controlled by the temperature control module and the temperature control seat 3. The control panel 201 is connected to the vacuum module, the process atmosphere module, the exhaust gas treatment module, the cooling water module control module and the temperature control module through a number of wires, and then the high-temperature furnace body 2 is controlled through the control panel 201. The sealing performance between the sealing door body 5 and the high-temperature furnace body 2 is improved by the sealing assembly 6 to avoid heat leakage. Compared with the existing high-temperature furnaces for laboratories, the utility model can improve the overall practicality of the high-temperature furnaces for laboratories through design.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high temperature furnace for laboratory use, comprising a base (1), characterized in that: A high-temperature furnace body (2) is provided on the top of the base (1), a temperature control seat (3) is provided on the top of the base (1) and on the right side of the high-temperature furnace body (2), a heating tank (4) is provided on the top of the temperature control seat (3), a sealing door body (5) is provided on the front of the high-temperature furnace body (2), and a sealing component (6) is provided between the sealing door body (5) and the high-temperature furnace body (2); The heating tank (4) is used for stable temperature control of the high-temperature furnace body (2); The sealing assembly (6) is used to improve the sealing performance between the sealing door body (5) and the high-temperature furnace body (2); The sealing assembly (6) comprises two groups of sealing rings (601), a sliding groove (602), a sliding bar (603), a sealing baffle (604), a sealing member (605) and a sealing groove (606); the two groups of sealing rings (601) are respectively rotatably connected to the inside of the high-temperature furnace body (2) and are located at the upper and lower sides of the sealing door body (5); and sliding grooves (602) are provided on the inner side of the high-temperature furnace body (2) and at positions corresponding to the two groups of sealing rings (601); Sliding bars (603) are fixedly connected inside the high-temperature furnace body (2) and located on the inner sides of the two groups of sealing rings (601); sealing baffles (604) are fixedly connected on the front side of the high-temperature furnace body (2) and located behind the two groups of sealing rings (601); four groups of sealing members (605) are provided on the outer side of the sealing baffles (604) and located at positions corresponding to the sealing door body (5); and sealing grooves (606) are provided on the inner side of the sealing door body (5) and located at positions corresponding to the four groups of sealing members (605).

2. A laboratory high temperature furnace according to claim 1, characterized in that: A control panel (201) is provided on the front of the high-temperature furnace body (2) and located on the left side of the sealing door body (5); a vacuum module, a process atmosphere module, an exhaust gas treatment module, a cooling water module, a control module and a temperature control module are provided inside the high-temperature furnace body (2); and an exhaust gas discharge pipe is provided on the back of the high-temperature furnace body (2) and located at a position corresponding to the exhaust gas treatment module.

3. A laboratory high temperature furnace according to claim 2, characterized in that: The control panel (201) is connected to the vacuum module, the process atmosphere module, the tail gas treatment module, the cooling water module control module and the temperature control module through a plurality of wires. A water inlet pipe and a water outlet pipe are respectively provided on the back of the high temperature furnace body (2) at a position corresponding to the cooling water module.

4. A laboratory high temperature furnace according to claim 1, characterized in that: The top of the heating tank (4) is connected to a filling cover (401) via a fixing assembly, a temperature detector is provided on the top of the filling cover (401), a thermal field assembly and an infrared tester are provided inside the heating tank (4), and a steam exhaust pipe is provided outside the heating tank (4).

5. A laboratory high temperature furnace according to claim 1, characterized in that: The sealed door body (5) is connected to the high-temperature furnace body (2) via two sets of hinges; a handle (501) is fixedly connected to the front of the sealed door body (5); and an observation window (502) is provided on the front of the sealed door body (5) and above the handle (501).

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