Electrode cooling water jacket

Abstract

The utility model relates to an electrode cooling water jacket, and belongs to the technical field of electrode cooling. Comprising a cooling sleeve front section with a first interlayer, a cooling sleeve rear section with a second interlayer, a water inlet pipe and a water outlet pipe, the outer layer pipe A of the front section of the cooling sleeve and the outer layer pipe B of the rear section of the cooling sleeve are both connected with the outer layer sheath in a welded mode, the inner layer pipe A of the front section of the cooling sleeve and the inner layer pipe B of the rear section of the cooling sleeve are both connected with the inner layer sheath in a welded mode, and the front section cooling cavity and the rear section cooling cavity are communicated. And the water inlet pipe and the water outlet pipe penetrate through the outer wall of the front section of the cooling sleeve and extend into the cooling water main runner. The device has the beneficial effects that the electrode can be continuously cooled, the cooling effect is good, and the service life of the kiln electrode is prolonged; and the outer sheath and the inner sheath are additionally arranged, so that the sealing performance and the structural strength of the electrode cooling water jacket are enhanced.

Description

Technical Field

[0001] The utility model relates to an electrode cooling water jacket, belonging to the technical field of electrode cooling. Background Art

[0002] Glass melting is a very important link in glass production. Many defects of glass (such as bubbles, stones, stripes, etc.) are caused during the melting process. The output, quality, qualified rate, production cost, energy consumption and furnace life of glass are all closely related to glass melting. Molybdenum electrodes are often used in glass melting. When in use, the molybdenum electrodes are penetrated through the furnace wall of the kiln, and it has advantages such as high melting point. However, the main disadvantage of molybdenum electrodes is that they are easily oxidized at high temperatures in air, generally starting to oxidize at 400°C. Therefore, in production, it is necessary to protect the electrodes exposed to air, otherwise it is easy to cause oxidation and volatilization of molybdenum electrodes, affecting the supply of electric energy for glass melting and reducing the life of the kiln.

[0003] The patent with the patent number CN201721069120.2 discloses an optical glass kiln electrode cooling device, including a kiln electrode and a high-temperature resistant cooling pipe; a cooling blind hole is provided in the kiln electrode, the opening of the cooling blind hole is at the exposed end of the kiln electrode, and the bottom of the cooling blind hole is inside the heating end of the kiln electrode; the high-temperature resistant cooling pipe is arranged in the cooling blind hole, and a refractory material is filled between the outer wall of the high-temperature resistant cooling pipe and the inner wall of the cooling blind hole. Since the bottom of the cooling blind hole is inside the heating end of the kiln electrode, by arranging the high-temperature resistant cooling pipe in the cooling blind hole, the entire kiln electrode can be cooled, and the cooling effect is better.

[0004] The current technology has incomplete considerations and has the following drawbacks: 1. The structure of the existing electrode cooling water jacket is complex and the cost is high, which is not conducive to large-scale promotion. 2. The existing electrode cooling water jacket has poor sealing performance and low structural strength.

[0005] To solve one of the above problems, there is an urgent need for an electrode cooling water jacket. Content of the Utility Model

[0006] According to the above deficiencies in the prior art, the technical problem to be solved by the utility model is: how to realize and enhance the sealing performance and structural strength of the electrode cooling water jacket by adding an outer sheath and an inner sheath, and can continuously cool the electrode, so that the entire kiln electrode can be cooled, and the cooling effect is better. For this reason, an electrode cooling water jacket is provided.

[0007] The electrode cooling water jacket described in the present utility model includes a front section of a cooling sleeve with a first interlayer and a rear section of a cooling sleeve with a second interlayer, and is characterized in that: it further includes a water inlet pipe and a water outlet pipe. The centers of the front section of the cooling sleeve and the rear section of the cooling sleeve are a front-section cooling cavity and a rear-section cooling cavity respectively. The outer pipe A of the front section of the cooling sleeve and the outer pipe B of the rear section of the cooling sleeve are both welded to the outer sheath, connecting the first interlayer and the second interlayer to form a main cooling water channel. The inner pipe A of the front section of the cooling sleeve and the inner pipe B of the rear section of the cooling sleeve are both welded to the inner sheath, connecting the front-section cooling cavity and the rear-section cooling cavity. The water inlet pipe and the water outlet pipe both penetrate the outer wall of the front section of the cooling sleeve and extend into the main cooling water channel.

[0008] This device is installed on a kiln. Electrodes are inserted into the front-section cooling cavity and the rear-section cooling cavity. The water inlet pipe and the water outlet pipe are respectively a cooling medium inflow channel and a cooling medium outflow channel. The main cooling water channel is a cooling medium circulation flow channel, which can continuously cool the electrodes, so that the entire kiln electrodes can be cooled, with a good cooling effect and an extended service life of the kiln electrodes; and by adding an outer sheath and an inner sheath, the sealing performance and structural strength of the electrode cooling water jacket are enhanced.

[0009] Preferably, the front section of the cooling sleeve includes an outer pipe A, an inner pipe A and a front-end sealing disc arranged coaxially. The inner pipe A penetrates the front-end sealing disc and is welded to the front-end sealing disc. The first interlayer is between the outer pipe A and the inner pipe A. The outer ring of the front-end sealing disc is welded to the inner wall of the outer pipe A.

[0010] Preferably, the rear section of the cooling sleeve includes a rear-end sealing disc. An outer pipe B and an inner pipe B are integrally formed on the end face of the rear-end sealing disc. The outer pipe B and the inner pipe B are both coaxially arranged with the rear-end sealing disc, and an avoidance hole communicating with the inner pipe B is provided at the center of the rear-end sealing disc.

[0011] Preferably, the outer pipe A, the outer pipe B and the outer sheath are all circular pipes. One ends of the outer pipe A and the outer pipe B are respectively inserted into the outer sheath and welded to the outer sheath, forming two lap welds.

[0012] Preferably, the inner pipe A, the inner pipe B and the inner sheath are all circular pipes. One ends of the inner pipe A and the inner pipe B are respectively inserted into the inner sheath and welded to the inner sheath, forming two lap welds.

[0013] Preferably, the weld at the welding joint of the outer pipe A and the outer pipe B is a V-shaped full penetration weld, and the weld at the welding joint of the inner pipe A and the inner pipe B is a V-shaped full penetration weld.

[0014] The inner tube A and the inner tube B can be welded first, and then the inner sheath 4 can be sleeved on the connection part of the inner tube A and the inner tube B. The inner tube A and the inner tube B are respectively welded and connected to the inner sheath 4 to form two lap welds.

[0015] The outer tube A and the outer tube B can be welded first, and then the outer sheath can be sleeved on the connection part of the outer tube A and the outer tube B. The outer tube A and the outer tube B are respectively welded and connected to the outer sheath to form two lap welds.

[0016] Finally, the inner circle of the front-end sealing disc is welded to the inner tube A at the front section of the cooling sleeve.

[0017] Preferably, one end of the water inlet pipe is a water inlet, and the other end extends into the main cooling water channel after passing through the front-end sealing disc. One end of the water outlet pipe is a water outlet, and the other end extends into the main cooling water channel after passing through the front-end sealing disc. The water inlet pipe and the water outlet pipe are arranged around the center line of the front section of the cooling sleeve and the included angle between them is 180 degrees.

[0018] Preferably, the depth of the water inlet pipe inserted into the main cooling water channel is greater than the depth of the water outlet pipe inserted into the main cooling water channel.

[0019] Preferably, both the water inlet and the water outlet are provided with a bamboo joint structure, and the number of reverse teeth of the two groups of bamboo joint structures is different.

[0020] Preferably, the bottom of the rear-end sealing disc is welded with high-temperature alloy steel.

[0021] Compared with the prior art, the present utility model has the following beneficial effects:

[0022] For the electrode cooling water jacket of the present utility model, the main cooling water channel is a circulating flow channel for the cooling medium, which can continuously cool the electrode, so that the entire kiln furnace electrode can be cooled, and the cooling effect is good, extending the service life of the kiln furnace electrode; and by adding an outer sheath and an inner sheath, the sealing performance and structural strength of the electrode cooling water jacket are enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0024] Figure 1 It is a schematic diagram of the external structure of the present utility model;

[0025] Figure 2 It is a schematic diagram of the internal structure of the present utility model;

[0026] Figure 3 This is the usage state diagram of the present utility model.

[0027] In the figure: 1. Front section of the cooling sleeve; 2. Rear section of the cooling sleeve; 3. Outer sheath; 4. Inner sheath; 5. Front-section cooling cavity; 6. Rear-section cooling cavity; 7. Water inlet pipe; 8. Water outlet pipe; 9. Front-end sealing disc; 10. Rear-end sealing disc; 11. Avoidance hole; 12. First interlayer. Specific embodiments

[0028] The following further describes the present utility model in conjunction with the attached drawings: The following further illustrates the present utility model through specific embodiments, but it is not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present utility model.

[0029] Embodiment 1, as Figure 1-2 shown, the electrode cooling water jacket includes a front section 1 of the cooling sleeve having a first interlayer 12 and a rear section 2 of the cooling sleeve having a second interlayer, and also includes a water inlet pipe 7 and a water outlet pipe 8. The centers of the front section 1 of the cooling sleeve and the rear section 2 of the cooling sleeve are respectively a front-section cooling cavity 5 and a rear-section cooling cavity 6. The outer tube A of the front section 1 of the cooling sleeve and the outer tube B of the rear section 2 of the cooling sleeve are both welded and connected to the outer sheath 3 to communicate the first interlayer with the second interlayer to form a main cooling water channel. The inner tube A of the front section 1 of the cooling sleeve and the inner tube B of the rear section 2 of the cooling sleeve are both welded and connected to the inner sheath 4 to communicate the front-section cooling cavity 5 with the rear-section cooling cavity 6. The water inlet pipe 7 and the water outlet pipe 8 both penetrate the outer wall of the front section 1 of the cooling sleeve and extend into the main cooling water channel.

[0030] This device is installed on a kiln. The electrode 13 is inserted into the front-section cooling cavity 5 and the rear-section cooling cavity 6. The water inlet pipe 7 and the water outlet pipe 8 are respectively a cooling medium inflow channel and a cooling medium outflow channel. The main cooling water channel is a cooling medium circulation flow channel, which can continuously cool the electrode 13. Therefore, the electrodes of the entire kiln can be cooled, and the cooling effect is good, which prolongs the service life of the kiln electrodes; and the sealing performance and structural strength of the electrode cooling water jacket are enhanced by adding the outer sheath 3 and the inner sheath 4.

[0031] Embodiment 2, as Figure 1-3As shown in the figure, the electrode cooling water jacket includes a front section 1 of the cooling sleeve with a first sandwich layer 12 and a rear section 2 of the cooling sleeve with a second sandwich layer. It also includes a water inlet pipe 7 and a water outlet pipe 8. The centers of the front section 1 of the cooling sleeve and the rear section 2 of the cooling sleeve are a front-section cooling cavity 5 and a rear-section cooling cavity 6 respectively. The outer pipe A of the front section 1 of the cooling sleeve and the outer pipe B of the rear section 2 of the cooling sleeve are both welded to the outer sheath 3, connecting the first sandwich layer and the second sandwich layer to form a main cooling water channel. The inner pipe A of the front section 1 of the cooling sleeve and the inner pipe B of the rear section 2 of the cooling sleeve are both welded to the inner sheath 4, connecting the front-section cooling cavity 5 and the rear-section cooling cavity 6. The water inlet pipe 7 and the water outlet pipe 8 both penetrate the outer wall of the front section 1 of the cooling sleeve and extend into the main cooling water channel.

[0032] Further, the front section 1 of the cooling sleeve includes an outer pipe A, an inner pipe A, and a front-end sealing disc 9 arranged coaxially. The inner pipe A penetrates the front-end sealing disc 9 and is welded to the front-end sealing disc 9. The first sandwich layer 12 is located between the outer pipe A and the inner pipe A. The outer circle of the front-end sealing disc 9 is welded to the inner wall of the outer pipe A.

[0033] Further, the rear section 2 of the cooling sleeve includes a rear-end sealing disc 10. An outer pipe B and an inner pipe B are integrally formed on the end face of the rear-end sealing disc 10. The outer pipe B and the inner pipe B are both coaxially arranged with the rear-end sealing disc 10, and an avoidance hole 11 communicating with the inner pipe B is provided at the center of the rear-end sealing disc 10.

[0034] Further, the outer pipe A, the outer pipe B, and the outer sheath 3 are all circular pipes. One ends of the outer pipe A and the outer pipe B are respectively inserted into the outer sheath 3 and welded to the outer sheath 3, forming two lap welds.

[0035] Further, the inner pipe A, the inner pipe B, and the inner sheath 4 are all circular pipes. One ends of the inner pipe A and the inner pipe B are respectively inserted into the inner sheath 4 and welded to the inner sheath 4, forming two lap welds.

[0036] Further, the welds at the welding joints of the outer pipe A and the outer pipe B are V-shaped full penetration welds, and the welds at the welding joints of the inner pipe A and the inner pipe B are V-shaped full penetration welds.

[0037] The inner pipe A and the inner pipe B can be welded first, and then the inner sheath 4 is sleeved on the connection part of the inner pipe A and the inner pipe B. The inner pipe A and the inner pipe B are respectively welded to the inner sheath 4, forming two lap welds.

[0038] The outer tube A and the outer tube B can be welded first, and then the outer sheath 3 can be sleeved at the connection of the outer tube A and the outer tube B. The outer tube A and the outer tube B are respectively welded to the outer sheath 3 to form two lap welds.

[0039] Finally, the inner ring of the front-end sealing disc 9 is welded to the inner tube A of the front section 1 of the cooling sleeve.

[0040] Further, one end of the water inlet pipe 7 is a water inlet, and the other end passes through the front-end sealing disc 9 and extends into the main cooling water flow channel. One end of the water outlet pipe 8 is a water outlet, and the other end passes through the front-end sealing disc 9 and extends into the main cooling water flow channel. The water inlet pipe 7 and the water outlet pipe 8 are arranged around the center line of the front section 1 of the cooling sleeve and the included angle between the two is 180 degrees.

[0041] Further, the depth of the water inlet pipe 7 inserted into the main cooling water flow channel is greater than the depth of the water outlet pipe 8 inserted into the main cooling water flow channel.

[0042] Further, both the water inlet and the water outlet are provided with a bamboo joint structure, and the number of reverse teeth of the two groups of bamboo joint structures is different.

[0043] Further, the bottom of the rear-end sealing disc 10 is made of welded high-temperature alloy steel.

[0044] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art of this industry should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

[0045] Where the present invention is not described in detail, it is all well-known technology to those skilled in the art of this technology.

Claims

1. An electrode cooling water jacket, comprising a front section (1) of a cooling sleeve having a first interlayer (12) and a rear section (2) of the cooling sleeve having a second interlayer, characterized in that: It also includes a water inlet pipe (7) and a water outlet pipe (8). The centers of the front section (1) and the rear section (2) of the cooling sleeve are respectively a front-section cooling cavity (5) and a rear-section cooling cavity (6). The outer pipe A of the front section (1) of the cooling sleeve and the outer pipe B of the rear section (2) of the cooling sleeve are both welded to the outer sheath (3) to connect the first interlayer and the second interlayer, forming a main cooling water channel. The inner pipe A of the front section (1) of the cooling sleeve and the inner pipe B of the rear section (2) of the cooling sleeve are both welded to the inner sheath (4) to connect the front-section cooling cavity (5) and the rear-section cooling cavity (6). The water inlet pipe (7) and the water outlet pipe (8) both penetrate the outer wall of the front section (1) of the cooling sleeve and extend into the main cooling water channel.

2. The electrode cooling water jacket according to claim 1, wherein, The front section (1) of the cooling sleeve includes an outer pipe A, an inner pipe A, and a front-end sealing disc (9) arranged coaxially. The inner pipe A penetrates the front-end sealing disc (9) and is welded to the front-end sealing disc (9). The first interlayer (12) is between the outer pipe A and the inner pipe A. The outer ring of the front-end sealing disc (9) is welded to the inner wall of the outer pipe A.

3. The electrode cooling water jacket according to claim 2, wherein The rear section (2) of the cooling sleeve includes a rear-end sealing disc (10). An outer pipe B and an inner pipe B are integrally formed on the end face of the rear-end sealing disc (10). The outer pipe B and the inner pipe B are both coaxially arranged with the rear-end sealing disc (10), and a relief hole (11) communicating with the inner pipe B is provided at the center of the rear-end sealing disc (10).

4. The electrode cooling water jacket according to claim 3, wherein The outer pipe A, the outer pipe B, and the outer sheath (3) are all round pipes. One ends of the outer pipe A and the outer pipe B are respectively inserted into the outer sheath (3) and welded to the outer sheath (3), forming two lap welds.

5. The electrode cooling water jacket according to claim 4, wherein, The inner pipe A, the inner pipe B, and the inner sheath (4) are all round pipes. One ends of the inner pipe A and the inner pipe B are respectively inserted into the inner sheath (4) and welded to the inner sheath (4), forming two lap welds.

6. The electrode cooling water jacket according to claim 5, characterized in that, The welds at the welding joints of the outer pipe A and the outer pipe B are V-shaped full penetration welds, and the welds at the welding joints of the inner pipe A and the inner pipe B are V-shaped full penetration welds.

7. The electrode cooling water jacket according to claim 6, wherein One end of the water inlet pipe (7) is a water inlet, and the other end extends into the main cooling water channel after penetrating the front-end sealing disc (9). One end of the water outlet pipe (8) is a water outlet, and the other end extends into the main cooling water channel after penetrating the front-end sealing disc (9). The water inlet pipe (7) and the water outlet pipe (8) are arranged around the center line of the front section (1) of the cooling sleeve and the included angle between them is 180 degrees.

8. The electrode cooling water jacket according to claim 7, wherein The depth of the water inlet pipe (7) inserted into the main cooling water channel is greater than the depth of the water outlet pipe (8) inserted into the main cooling water channel.

9. The electrode cooling water jacket according to claim 8, wherein Both the water inlet and the water outlet are provided with a bamboo joint structure, and the number of reverse teeth of the two groups of bamboo joint structures is different.

10. The electrode cooling water jacket according to claim 9, wherein, The bottom of the rear-end sealing disc (10) is welded with high-temperature alloy steel.

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