A far infrared heating autoclave for producing sodium tungstate

Abstract

The utility model relates to the technical field of sodium tungstate production, specifically a far-infrared heating autoclave for producing sodium tungstate, comprising: a kettle body; a heating structure is installed on the kettle body, the heating structure comprises an outer shell, the outer shell is movably installed on the outer side of the kettle body, a connecting ring is installed on the upper side of the outer shell, a fixing rod is welded on the outer wall of the outer shell, a threaded rod is welded on the top end of the fixing rod, a fixing block is welded on the outer wall of the connecting ring, a threaded sleeve is threadedly connected to the top end of the threaded rod, a rotating ring is movably installed on the top surface of the outer shell through a bearing, a temperature sensor is inserted in the interior of the rotating ring, and a heat preservation sleeve is arranged on the inner side of the outer shell. By installing the temperature sensor in a rotating ring that can rotate around the kettle body, the utility model can perform a more comprehensive measurement of the peripheral temperature of the kettle body, which is convenient for the staff to control the far-infrared heating mechanism more accurately, and improves the use experience of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of sodium tungstate production, in particular to a far-infrared heating autoclave for producing sodium tungstate. Background Art

[0002] Sodium tungstate can be used to make metallic tungsten, tungstic acid, tungstates, etc. Sodium tungstate is often produced in an autoclave in industry, and the autoclave is often heated by a far-infrared radiation electric heating device.

[0003] In this regard, China applied for patent number: CN201520722372.5, which discloses a far-infrared radiation electric heating device dedicated to the autoclave for producing sodium tungstate, including a shell, a far-infrared radiation heating layer, and an insulating heat preservation layer. The far-infrared radiation heating layer is coated on the outer peripheral surface of the middle and lower parts of the reactor cylinder, the insulating heat preservation layer coats the far-infrared radiation heating layer, the shell coats the insulating heat preservation layer, the shell is fixedly connected to the cylinder of the reactor through a connecting component, and also includes a first reflecting layer and a second reflecting layer. The first reflecting layer and the second reflecting layer are used to reflect far infrared rays, and a first reflecting layer is provided between the insulating layer and the heating layer, and a second reflecting layer is provided between the shell and the insulating layer. The utility model makes the autoclave heat up faster, consumes less electric energy, is more convenient to use, has precise temperature control, and prolongs the life of the autoclave.

[0004] The heating device precisely controls the electric heating device by setting a temperature measuring device, but the installation position of the electric heating device is fixed. When in use, the temperature can only be measured at the fixed position of the electric heating device. The cylinder of the autoclave is large, so the measured temperature value is relatively limited and cannot reflect the overall situation, which will affect the precise control of the electric heating device.

[0005] Therefore, in order to solve the above problems, a far-infrared heating autoclave for producing sodium tungstate is proposed. Utility Model Content

[0006] The utility model aims to provide a far-infrared heating autoclave for producing sodium tungstate, so as to solve the problem that the heating device in the prior art mentioned in the background technology is precisely controlled by setting a temperature measuring device, but the installation position of the electric heating device is fixed. When in use, the temperature can only be measured at the fixed position of the electric heating device, and the cylinder of the autoclave is relatively large, so that the measured temperature value is relatively limited and cannot reflect the overall situation, which will affect the precise control of the electric heating device.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a far-infrared heating autoclave for producing sodium tungstate, comprising: an autoclave body;

[0008] A heating structure is installed on the kettle body, and the heating structure includes an outer shell, which is movably installed on the outer side of the kettle body, a connecting ring is installed on the upper side of the outer shell, a fixing rod is welded on the outer wall of the outer shell, a threaded rod is welded on the top end of the fixing rod, a fixing block is welded on the outer wall of the connecting ring, a threaded sleeve is threadedly connected to the top end of the threaded rod, a rotating ring is movably installed on the top surface of the outer shell through a bearing, a temperature sensor is inserted into the interior of the rotating ring, a controller is fixedly installed on the outer wall of the rotating ring, an insulation cover is provided on the inner side of the outer shell, and a far-infrared heating mechanism is provided on the inner side of the insulation cover.

[0009] Preferably, there is a gap between the outer shell and the connecting ring, and the rotating ring is located inside the gap.

[0010] Preferably, the connecting ring is fixedly mounted on the outer wall of the kettle body by means of bolts.

[0011] Preferably, the fixing rod and the fixing block cooperate with each other, the threaded rod passes through the fixing block, and the threaded sleeve is located on the top surface of the fixing block.

[0012] Preferably, two groups of bearings are provided, and the two groups of bearings are respectively located on the upper and lower sides of the rotating ring, and a sealing gasket is provided on the bottom surface of the connecting ring.

[0013] Preferably, the output end of the temperature sensor is electrically connected to the controller.

[0014] Compared with the prior art, the beneficial effect of the utility model is that the utility model can perform more comprehensive measurement of the peripheral temperature of the kettle body by installing the temperature sensor in a rotating ring that can rotate around the kettle body, which is convenient for the staff to control the far-infrared heating mechanism more accurately and improves the user experience of the device.

[0015] The utility model is provided with a heating structure. By pulling the controller, the temperature sensor and the rotating ring can be driven to rotate between the outer shell and the connecting ring through the bearing. The position of the temperature sensor input end on the outside of the kettle body can be adjusted so that the temperature at different positions around the kettle body can be measured by the temperature sensor, which is convenient for the staff to control the far-infrared heating mechanism more accurately and improves the use experience of the device. The fixing rod cooperates with the fixing block to connect the outer shell and the connecting ring into one body, which is convenient for installation on the outer wall of the kettle body, and an installation space for the temperature sensor is reserved between the outer shell and the connecting ring. During maintenance, the threaded sleeve can be unscrewed to release the fixation of the threaded rod on the fixing block, and the outer shell can be removed from the lower side of the connecting ring, which is convenient for maintenance of the far-infrared heating mechanism and the thermal insulation sleeve in the outer shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of a front cross-section of the structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the exploded front cross-sectional structure of the heating structure of the utility model;

[0019] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure at point A in the middle.

[0020] In the figure: 1, kettle body; 2, heating structure; 21, outer shell; 22, connecting ring; 23, fixing rod; 24, threaded rod; 25, fixing block; 26, threaded sleeve; 27, bearing; 28, rotating ring; 29, temperature sensor; 210, controller; 211, far-infrared heating mechanism; 212, insulation sleeve. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , an embodiment provided by the utility model:

[0023] The kettle body 1, temperature sensor 29, controller 210 and far-infrared heating mechanism 211 used in the present application are products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here.

[0024] A far-infrared heating autoclave for producing sodium tungstate comprises: an autoclave body 1;

[0025] A heating structure 2 is installed on the kettle body 1, and the heating structure 2 includes an outer shell 21, which is movably installed on the outer side of the kettle body 1, a connecting ring 22 is installed on the upper side of the outer shell 21, a fixing rod 23 is welded on the outer wall of the outer shell 21, a threaded rod 24 is welded on the top end of the fixing rod 23, a fixing block 25 is welded on the outer wall of the connecting ring 22, and a threaded sleeve 26 is threadedly connected to the top end of the threaded rod 24, a rotating ring 28 is movably installed on the top surface of the outer shell 21 through a bearing 27, a temperature sensor 29 is inserted inside the rotating ring 28, a controller 210 is fixedly installed on the outer wall of the rotating ring 28, an insulation sleeve 212 is provided on the inner side of the outer shell 21, and a far-infrared heating mechanism 211 is provided on the inner side of the insulation sleeve 212. By installing the temperature sensor 29 inside the rotating ring 28 that can rotate around the kettle body 1, a more comprehensive measurement of the peripheral temperature of the kettle body 1 can be carried out, which is convenient for the staff to control the far-infrared heating mechanism 211 more accurately, thereby improving the use experience of the device.

[0026] Furthermore, there is a gap between the outer shell 21 and the connecting ring 22 , and the rotating ring 28 is located inside the gap. The gap between the outer shell 21 and the connecting ring 22 provides space for the installation of the rotating ring 28 .

[0027] Furthermore, the connecting ring 22 is fixedly mounted on the outer wall of the kettle body 1 by means of bolts, and the heating structure 2 can be fixedly mounted on the outer side of the kettle body 1 to heat the material in the kettle body 1 .

[0028] Furthermore, the fixing rod 23 cooperates with the fixing block 25, the threaded rod 24 passes through the fixing block 25, and the threaded sleeve 26 is located on the top surface of the fixing block 25. Through the fixing rod 23 and the fixing block 25, the outer shell 21 and the connecting ring 22 can be connected as a whole, which is convenient for installation on the outer wall of the kettle body 1.

[0029] Furthermore, two groups of bearings 27 are provided, and the two groups of bearings 27 are respectively located on the upper and lower sides of the rotating ring 28. A sealing gasket is provided on the bottom surface of the connecting ring 22. The rotating ring 28 can rotate between the outer shell 21 and the connecting ring 22 through the two groups of bearings 27. The setting of the sealing gasket can ensure the sealing between the connecting ring 22 and the bearing 27.

[0030] Furthermore, the output end of the temperature sensor 29 is electrically connected to the controller 210 .

[0031] Working principle: When in use, by pulling the controller 210, the temperature sensor 29 and the rotating ring 28 can be driven to rotate between the housing 21 and the connecting ring 22 through the bearing 27, and the position of the input end of the temperature sensor 29 outside the kettle body 1 can be adjusted so that the temperature of different positions around the kettle body 1 can be measured by the temperature sensor 29, which is convenient for the staff to control the far-infrared heating mechanism 211 more accurately, thereby improving the use experience of the device;

[0032] The fixing rod 23 cooperates with the fixing block 25 to connect the outer shell 21 and the connecting ring 22 into one, which is convenient for installation on the outer wall of the kettle body 1, and an installation space for the rotating ring 28 is reserved between the outer shell 21 and the connecting ring 22. During maintenance, the threaded sleeve 26 is unscrewed to release the fixation of the threaded rod 24 on the fixing block 25, and the outer shell 21 can be removed from the lower side of the connecting ring 22, which is convenient for maintenance of the far-infrared heating mechanism 211 and the insulation sleeve 212 in the outer shell 21.

[0033] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A far infrared heating autoclave for producing sodium tungstate, comprising: Kettle body (1); Features: The kettle body (1) is provided with a heating structure (2), the heating structure (2) comprising an outer shell (21), the outer shell (21) being movably mounted on the outer side of the kettle body (1), a connecting ring (22) being mounted on the upper side of the outer shell (21), a fixing rod (23) being welded on the outer wall of the outer shell (21), a threaded rod (24) being welded on the top end of the fixing rod (23), a fixing block (25) being welded on the outer wall of the connecting ring (22), a threaded sleeve (26) being threadedly connected on the top end of the threaded rod (24), a rotating ring (28) being movably mounted on the top surface of the outer shell (21) via a bearing (27), a temperature sensor (29) being inserted into the interior of the rotating ring (28), a controller (210) being fixedly mounted on the outer wall of the rotating ring (28), a heat preservation sleeve (212) being arranged on the inner side of the outer shell (21), and a far-infrared heating mechanism (211) being arranged on the inner side of the heat preservation sleeve (212).

2. The far-infrared heating autoclave for producing sodium tungstate according to claim 1, characterized in that: There is a gap between the housing (21) and the connecting ring (22), and the rotating ring (28) is located inside the gap.

3. The far-infrared heating autoclave for producing sodium tungstate according to claim 1, characterized in that: The connecting ring (22) is fixedly mounted on the outer wall of the kettle body (1) by means of bolts.

4. The far-infrared heating autoclave for producing sodium tungstate according to claim 1, characterized in that: The fixing rod (23) and the fixing block (25) cooperate with each other, the threaded rod (24) passes through the fixing block (25), and the threaded sleeve (26) is located on the top surface of the fixing block (25).

5. The far-infrared heating autoclave for producing sodium tungstate according to claim 1, characterized in that: The bearings (27) are provided in two groups, and the two groups of bearings (27) are respectively located on the upper and lower sides of the rotating ring (28), and a sealing gasket is provided on the bottom surface of the connecting ring (22).

6. The far-infrared heating autoclave for producing sodium tungstate according to claim 1, characterized in that: The output end of the temperature sensor (29) is electrically connected to the controller (210).

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