Sintering furnace device for improving compressive strength of molecular sieve

Abstract

The utility model provides a sintering furnace device for improving the compressive strength of molecular sieves, which relates to the technical field of molecular sieves, and comprises a furnace body and an opening, a group of placing racks are arranged in the furnace body, a mechanism for adjusting the placing racks is arranged in the furnace body, and a heating element is arranged on the inner wall of the furnace body. An air inlet is formed in one side of the furnace body, an exhaust port is formed in the other side of the furnace body, a connecting plate is installed at the top end of the furnace body, a hydraulic cylinder is installed at one end of the connecting plate, and a furnace door is installed at the bottom end of the hydraulic cylinder. After the device is used, the air cooling channel can be opened, so that the cooling process can be effectively accelerated, the temperature of a discharged product is further reduced, the cooling time is indirectly shortened, and convenience is brought to subsequent use.

Description

TECHNICAL FIELD

[0001] The utility model belongs to a molecular sieve technical field, more specifically, particularly relate to a sintering furnace device that promotes molecular sieve compression strength. BACKGROUND

[0002] On the broad stage of modern industry, molecular sieves play a crucial role with their unique regular pore structure and adjustable acidity, and are widely used in catalysis, adsorption, separation and many other key fields. These small but powerful materials provide unprecedented precision and efficiency for industrial production, and are indispensable "backstage heroes" in modern chemical, petrochemical, environmental protection and other industries.

[0003] Based on the above, the present inventors found that the existing sintering furnace device directly processes the molecular sieve during processing, which cannot adapt to different sizes of molecular sieve, and most of the processed molecular sieve is naturally cooled after processing, which takes a long time to cool and is inconvenient for subsequent use.

[0004] Therefore, in view of the above, the existing structure and defects are improved, and a sintering furnace device for improving the compression strength of molecular sieve is provided to achieve the purpose of having more practical value. INVENTION CONTENTS

[0005] The purpose and effect of the sintering furnace device for improving the compression strength of molecular sieve are achieved by the following specific technical means:

[0006] A sintering furnace device for improving the compression strength of molecular sieve, comprising a furnace body and an opening, a group of placing racks are installed inside the furnace body, a mechanism for adjusting the placing racks is arranged inside the furnace body, heating elements are arranged on the inner wall of the furnace body, an air inlet is installed on one side of the furnace body, an air outlet is installed on the other side of the furnace body, and a connecting plate is installed at the top end of the furnace body, a hydraulic cylinder is installed at one end of the connecting plate, and a furnace door is installed at the bottom end of the hydraulic cylinder.

[0007] Further, the mechanism for adjusting the placing racks comprises a bidirectional threaded rod, a group of sliding blocks one, a guide rod and a group of sliding blocks two, a group of sliding blocks one are threaded through the bidirectional threaded rod, a group of sliding blocks two are installed through the guide rod, and one end of a group of sliding blocks one and a group of sliding blocks two are connected with a group of placing racks.

[0008] Further, a motor is installed at the top end of the furnace body, and the output end of the motor penetrates the furnace body to the inside and is in transmission connection with the bidirectional threaded rod.

[0009] Further, the heating element adopts silicon carbon rod, and one side of the furnace body is provided with a temperature controller, which is electrically connected with the heating element.

[0010] Further, the inside of the air inlet is provided with a mass flow meter, and the inside of the air outlet is respectively provided with a filter and a vacuum pump.

[0011] Further, a group of air cooling channels are arranged at the upper and lower ends of the furnace body.

[0012] Further, the furnace body adopts a double-layer stainless steel water cooling structure, the inner layer is made of high-temperature-resistant alloy steel material, and the outer layer is made of ordinary carbon steel material.

[0013] Further, the placing rack is made of high-temperature-resistant ceramic material.

[0014] Compared with the prior art, the device has the following beneficial effects:

[0015] Through the cooperation between the bidirectional threaded rod, the sliding block one and the placing rack, when the staff uses the device, the bidirectional threaded rod can be driven to rotate by starting the motor according to the size of the molecular sieve sample, so as to drive the sliding block one to drive the placing rack to move, after the interval of the placing rack is adjusted, the molecular sieve sample can be installed in the inside of the placing rack through the opening, then the hydraulic cylinder can be started to drive the furnace door to close the opening, and then the molecular sieve sample can be processed, the operation steps are very simple, the molecular sieve sample adaptation efficiency is indirectly improved, and the practicability is greatly improved.

[0016] Through the cooperation between the air inlet and the air outlet, the air inlet is provided with a mass flow meter, the gas flow and composition entering the furnace can be accurately controlled, the air outlet is provided with a filter and a vacuum pump, and the exhaust gas is discharged and the pressure in the furnace is adjusted.

[0017] Through the design of the group of air cooling channels, after the staff uses the device, the air cooling channels can be opened, so that the cooling process can be effectively accelerated, the temperature of the product discharged from the furnace is further reduced, the cooling time is indirectly shortened, and convenience is brought to subsequent use.

[0018] By adopting high-temperature-resistant alloy steel material and ordinary carbon steel material for the inner and outer layers of the furnace body, the strength and stability of the furnace body under high temperature are ensured, heat loss is effectively reduced, and thermal efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a three-dimensional schematic view of a sintering furnace device for improving the compressive strength of molecular sieves.

[0020] Figure 2 is a three-dimensional schematic view of a sintering furnace device for improving the compressive strength of molecular sieves.

[0021] Figure 3 is a partial structure plane section view schematic diagram of the sintering furnace device for improving the compression strength of molecular sieve.

[0022] Figure 4 is a partial structure plane section view schematic diagram of the sintering furnace device for improving the compression strength of molecular sieve.

[0023] In the figure, the corresponding relationship of component names and figure numbers is:

[0024] 1, furnace body; 2, connecting plate; 3, vacuum pump; 4, temperature controller; 5, motor; 6, furnace door; 7, opening; 8, hydraulic cylinder; 9, heating element; 10, air inlet; 11, mass flow meter; 12, bidirectional threaded rod; 13, sliding block one; 14, placing rack; 15, sliding block two; 16, guide rod; 17, air outlet; 18, filter; 19, air cooling channel. DETAILED DESCRIPTION

[0025] The embodiment of the present application will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0026] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for description purposes and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] Embodiment:

[0029] As shown in the accompanying Figure 1 to the accompanying Figure 4 :

[0030] The utility model provides a kind of sintering furnace device of promoting molecular sieve compression strength, including furnace body 1 and opening 7, the inside of furnace body 1 is installed with a set of rack 14, the inside of furnace body 1 is provided with mechanism for adjusting rack, the inner wall of furnace body 1 is provided with heating element 9, one side of furnace body 1 is installed with air inlet 10, the other side of furnace body 1 is installed with exhaust port 17, and the top of furnace body 1 is installed with connecting plate 2, one end of connecting plate 2 is installed with hydraulic cylinder 8, the bottom end of hydraulic cylinder 8 is installed with furnace door 6.

[0031] Wherein, the mechanism for adjusting rack includes bidirectional threaded rod 12, a group of slider one 13, guide rod 16 and a group of slider two 15, a group of slider one 13 is threaded to bidirectional threaded rod 12, a group of slider two 15 is installed to guide rod 16, and one end of a group of slider one 13 and a group of slider two 15 is connected with a group of rack 14;Through the cooperation between bidirectional threaded rod 12, slider one 13 and rack 14, staff can first start motor 5 to drive bidirectional threaded rod 12 to rotate according to the size of molecular sieve sample when using the device, which can drive slider one 13 to drive rack 14 to move, after adjusting the spacing of rack 14, molecular sieve sample can be installed to the inside of rack 14 through opening 7, then hydraulic cylinder 8 can be started to drive furnace door 6 to close opening 7, and then molecular sieve sample can be processed, the operation steps are very simple, the molecular sieve sample adaptation efficiency is indirectly improved, and the design greatly increases practicability.

[0032] Wherein, the top of furnace body 1 is installed with motor 5, the output end of motor 5 is threaded to inside of furnace body 1 and is connected with bidirectional threaded rod 12.

[0033] Wherein, the heating element 9 adopts silicon-carbon rod, and one side of the furnace body 1 is provided with temperature controller 4, and the temperature controller 4 and the heating element 9 are connected by electricity.

[0034] Wherein, the inside of air inlet 10 is provided with mass flow meter 11, and the inside of exhaust port 17 is respectively provided with filter 18 and vacuum pump 3;Through the cooperation between air inlet 10 and exhaust port 17, air inlet 10 is provided with mass flow meter 11, the gas flow and composition entering the furnace can be accurately controlled, exhaust port 17 is provided with filter 18 and vacuum pump 3, for discharging exhaust gas and adjusting pressure in the furnace.

[0035] Wherein, a group of air cooling channels 19 are opened in the upper and lower ends of the furnace body 1;Through the design of a group of air cooling channels 19, after staff uses the device, air cooling channels 19 can be opened, which can effectively accelerate the cooling process, further reduce the temperature of the product out of the furnace, indirectly shorten the cooling time, and bring convenience for subsequent use.

[0036] The furnace body 1 includes an inner layer and an outer layer. The inner layer is made of high-temperature resistant alloy steel, and the outer layer is made of ordinary carbon steel. By using high-temperature resistant alloy steel and ordinary carbon steel for the inner and outer layers of the furnace body respectively, the strength and stability of the furnace body 1 at high temperatures are ensured, and heat loss is effectively reduced, thereby improving thermal efficiency.

[0037] The placement rack 14 is made of high-temperature resistant ceramic material.

[0038] The specific usage and function of this embodiment are as follows:

[0039] Before installation and use, the staff needs to inspect the internal components or structure of the device. After the inspection is completed, it can be used normally. First, the staff can start the hydraulic cylinder 8 to open the furnace door 6. Then, according to the type of molecular sieve and sintering requirements, set the appropriate temperature curve, atmosphere composition and sintering time. The staff can start the motor 5 to drive the bidirectional threaded rod 12 to rotate according to the size of the molecular sieve sample. This will drive the slider 13 to move the placement rack 14. After the spacing of the placement rack 14 is adjusted, the molecular sieve sample can be installed into the placement rack 14 through the opening 7. Then, the hydraulic cylinder 8 can be started to close the opening 7 with the furnace door 6. Then, the molecular sieve sample can be processed. The operation steps are very simple, which indirectly improves the molecular sieve sample adaptation efficiency. This design greatly increases the practicality. Note that too much should not be piled up to avoid affecting the uniformity of heating. Then, start the heating system and gradually raise the temperature according to the preset temperature curve. Simultaneously, pre-configured gas is introduced through the air inlet 10 to create a suitable sintering atmosphere. The temperature inside the furnace is monitored in real time by the temperature controller 4, and the heating power is automatically adjusted according to the difference between the actual temperature and the preset temperature to ensure a uniform and stable heating rate. When the temperature inside the furnace reaches the preset sintering temperature, the holding stage begins. During this stage, the temperature controller 4 continuously monitors temperature fluctuations and adjusts the heating power in a timely manner. After the holding stage ends, the heating system is stopped, and the air-cooling channel 19 can be opened to effectively accelerate the cooling process, further reducing the temperature of the product exiting the furnace and indirectly shortening the cooling time, which brings convenience for subsequent use. During the cooling process, atmospheric gas continues to be introduced through the air inlet 10 to maintain a stable atmosphere inside the furnace. When the temperature inside the furnace drops to a safe range, the atmosphere control system and exhaust system are turned off, the furnace door 1 is opened, the sintered molecular sieve sample is taken out, and further processing is performed. If reuse is required, the above operations can be repeated.

[0040] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A sintering furnace device for improving the compressive strength of molecular sieves, comprising a furnace body (1) and an opening (7), characterized in that: The furnace body (1) is equipped with a set of placement racks (14) inside. The furnace body (1) is equipped with a mechanism for adjusting the placement racks. The inner wall of the furnace body (1) is equipped with heating elements (9). An air inlet (10) is installed on one side of the furnace body (1), and an exhaust port (17) is installed on the other side of the furnace body (1). A connecting plate (2) is installed at the top of the furnace body (1). A hydraulic cylinder (8) is installed at one end of the connecting plate (2), and a furnace door (6) is installed at the bottom end of the hydraulic cylinder (8).

2. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 1, characterized in that: The mechanism for adjusting the placement rack includes a bidirectional threaded rod (12), a set of slider one (13), a guide rod (16), and a set of slider two (15). The set of slider one (13) is threaded through to the bidirectional threaded rod (12), and the set of slider two (15) is threaded through to the guide rod (16). One end of both the set of slider one (13) and the set of slider two (15) is connected to a placement rack (14).

3. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 2, characterized in that: A motor (5) is installed at the top of the furnace body (1), and the output end of the motor (5) passes through the furnace body (1) to the inside and forms a transmission connection with the bidirectional threaded rod (12).

4. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 1, characterized in that: The heating element (9) is made of silicon carbide rod, and a temperature controller (4) is provided on one side of the furnace body (1). The temperature controller (4) is electrically connected to the heating element (9).

5. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 1, characterized in that: The air inlet (10) is equipped with a mass flow meter (11), and the exhaust port (17) is equipped with a filter (18) and a vacuum pump (3).

6. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 1, characterized in that: A set of air-cooling channels (19) are provided at the upper and lower ends of the furnace body (1).

7. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 1, characterized in that: The furnace body (1) adopts a double-layer stainless steel water-cooled structure, with the inner layer being made of high-temperature resistant alloy steel and the outer layer being made of ordinary carbon steel.

8. The sintering furnace device for improving the compressive strength of molecular sieves as described in claim 1, characterized in that: The placement rack (14) is made of high-temperature resistant ceramic material.

Images