Radial sealing and fastening device for yellow phosphorus electric furnace electrode

Abstract

The utility model discloses a radial sealing and fastening device for an electrode of a yellow phosphorus electric furnace, relates to the technical field of yellow phosphorus production, and aims to solve the technical problem of poor radial fixing effect of the bottom of the electrode in the prior art. The electrode sealing device is characterized in that the electrode sealing device comprises a U-shaped support, the U-shaped support is connected to the two ends of the electrode sealing device in a clamped mode, the U-shaped support is connected with the electrode sealing device through bolts, a limiting groove is formed in the electrode sealing device, the limiting groove is an arc-shaped groove, and the U-shaped support is connected with the electrode sealing device through bolts. Balls are arranged in the limiting grooves, and ball grooves matched with the balls are formed in the bottom of the bolt. According to the electrode sealing device, the U-shaped support, the limiting grooves, the balls, the bolts and the like are adopted, connection and limiting are conducted through the bolts, the balls and the limiting grooves, the bolt positioning and connecting precision can be improved, and the fixing effect on the electrode sealing device is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to yellow phosphorus production technical field, concretely relates to a kind of yellow phosphorus electric furnace electrode radial sealing fastening device. BACKGROUND

[0002] Yellow phosphorus electric furnace is the equipment specially used for producing yellow phosphorus, its main working principle is to add the mixture of qualified phosphor, silica and coke in certain proportion into electric furnace by graphite electrode of furnace cover, convert electric energy into heat energy, heat the mixture to molten state, carry out reduction reaction under high temperature of 1300~1500 ℃, to produce phosphorus-containing furnace gas. After these phosphorus-containing furnace gas is subjected to dust removal, condensation, refining and other processes, finished yellow phosphorus can be obtained.

[0003] The electrode of yellow phosphorus electric furnace is generally inserted into yellow phosphorus electric furnace, and gaseous substances such as CO, phosphorus vapor and sulfur dioxide generated in the process of yellow phosphorus production often escape from the slit into which the electrode rod is inserted. Therefore, in order to prevent environmental pollution, etc., the electrode needs to be sealed.

[0004] The existing electrode bottom sealing of yellow phosphorus electric furnace includes radial and axial sealing, and in radial sealing, quartz pad is filled between furnace cover and sand sealing base, and then furnace cover and sand sealing base are fastened by a plurality of duckbill fasteners, but during screwing of bolt, bolt may be offset due to sliding of clamping plate relative to base, so that fastening effect is not good. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of yellow phosphorus electric furnace electrode radial sealing fastening device, to solve the technical problem of the above-mentioned prior art in electrode bottom radial fixing effect.

[0006] To solve the above-mentioned technical problems, the technical scheme adopted by the utility model is as follows:

[0007] A kind of yellow phosphorus electric furnace electrode radial sealing fastening device, including electrode sealing device, including U-shaped support, the U-shaped support is clamped in the both ends of the electrode sealing device, and the U-shaped support is connected with the electrode sealing device by bolt, limit recess is provided on the electrode sealing device, the limit recess is arc slot, ball is provided in the limit recess, the bottom of bolt is provided with ball groove matched with ball.

[0008] By adopting the technical scheme, the electrode sealing device is preliminarily limited in the opening ring structure formed by the U-shaped support through clamping of the U-shaped support and the electrode sealing device, and then the U-shaped support and the electrode sealing device are connected through the bolt, so that the radial position of the U-shaped support and the electrode sealing device is clamped. At the same time, the device is aligned and matched with the limiting groove provided on the electrode sealing device and the ball in the limiting groove through the ball groove at the bottom of the bolt, which on the one hand limits the position of the bolt, so that the position of the bolt is more accurate when connecting the U-shaped support and the electrode sealing device, and on the other hand, the ball in the limiting groove and the ball groove jointly limit the position of the bolt, preventing the bolt from shifting and increasing the limiting effect of the bolt. Thus, the position of the bolt remains fixed without distortion or inclination, which increases the fixing effect of clamping the electrode sealing device and prevents gas leakage in yellow phosphorus production, thereby ensuring production effect and benefit.

[0009] The electrode sealing device is provided with a fixed plate, and the limiting groove is arranged on the fixed plate.

[0010] By adopting the technical scheme, the fixed plate is arranged on the surface of the electrode sealing device, the limiting groove with the ball is arranged on the fixed plate, the bolt with the ball groove at the bottom is connected with the U-shaped support and then abuts against the limiting groove, and the ball in the limiting groove is accommodated into the ball groove, so that the ball simultaneously contacts the limiting groove and the bolt, thereby fixing the position of the bolt and the electrode sealing device. At the same time, the limiting groove is arranged on the fixed plate connected with the electrode sealing device, which can protect the electrode sealing device, prolong the service life of the electrode sealing device and save production cost.

[0011] The ball is embedded with the bolt.

[0012] By adopting the technical scheme, the ball is integrated with the bolt, which can reduce the time consumption caused by loss of the ball, and at the same time, the process of aligning the ball with the bolt is simplified, the procedure is simplified, and the comfort degree of users using the device is improved.

[0013] The diameter of the end of the ball groove is smaller than the diameter of the ball, and the depth of the ball groove is greater than the radius of the ball.

[0014] By adopting the technical scheme, the ball can be limited in the ball groove and freely move in the ball groove, which facilitates the bolt to align with the limiting groove through the ball, thereby increasing the alignment accuracy.

[0015] The groove depth of the limiting groove is 1-3 cm, and the diameter of the ball is 1-2 cm.

[0016] By changing the depth of the limiting groove, the depth of the ball in the limiting groove is changed, and then the depth of the bolt in the limiting groove is changed, so that the strength of the bolt connected with the fixing plate is changed, and the user can change the groove depth according to the selection adaptability, and the practicability of the device is increased.

[0017] The fixing plate is provided with a guide groove, the guide groove is sleeved on the outer edge of the limiting groove, and the guide groove is an inclined structure.

[0018] By the guide groove, the ball can enter the limiting groove in the direction of the guide groove, so that the bolt can be guided into the limiting groove, and the fault tolerance and accuracy of the device during use are increased.

[0019] The U-shaped support is provided with a threaded hole, and the bolt is detachably connected with the U-shaped support through the threaded hole.

[0020] By connecting through the threaded hole and the bolt, the threaded hole preliminarily guides and positions the bolt, so that the bolt does not deviate or tilt during positioning, and the fixing effect of the electrode sealing device is improved.

[0021] At least two U-shaped supports are arranged in a ring shape around the electrode sealing device.

[0022] The at least two U-shaped supports can be uniformly arranged according to the circumferential direction of the electrode sealing device, and by regularly arranging the U-shaped supports around the electrode sealing device, such as symmetrically arranging two, uniformly arranging three, four or more U-shaped supports around the electrode sealing device, the radial position of the electrode sealing device is clamped and fixed, so that the clamping force is uniform, and the fixing effect is increased.

[0023] The two U-shaped supports are half-ring-shaped, and the two half-ring-shaped U-shaped supports are clamped on both sides of the electrode sealing device to form a ring-shaped fastening structure for fastening the electrode sealing device.

[0024] By the two half-ring-shaped U-shaped supports, the entire ring-shaped electrode sealing device is clamped, the installation steps of the ring-shaped fastening structure are simplified, the installation time of the staff is saved, the installation difficulty of the device is reduced, and the installation effect and efficiency are improved.

[0025] The U-shaped supports are arranged in a plurality of numbers around the electrode sealing device, each U-shaped support is divided into an upper support and a lower support, and the upper support and the lower support are threadedly connected.

[0026] By adopting the technical scheme, the U-shaped support is formed by the separately connected upper support and lower support, and when installation, the lower support can be first contacted with the bottom surface of the electrode sealing device, and then the upper support is threadedly connected with the lower support, so that the difficulty of clamping the U-shaped support on the electrode sealing device is reduced, the installation burden of the staff is reduced, the installation efficiency is improved, and the experience of the staff during installation of the device is improved.

[0027] In summary, due to adoption of the above technical scheme, the beneficial effects of the utility model are:

[0028] (1) U-shaped support, limiting groove, ball and bolt are adopted, and the bolt, ball and limiting groove are connected and limited, so that the positioning and connecting precision of the bolt is improved, and the fixing effect on the electrode sealing device is improved.

[0029] (2) The limiting groove and the bolt and the ball on the fixing plate are matched, the electrode sealing device is protected, the structure of the electrode sealing device is prevented from being damaged, the service life of the electrode sealing device is prolonged, and the production cost is saved.

[0030] (3) The bolt and the ball are embedded, the time loss problem caused by loss of the ball is reduced, the connection difficulty of the bolt and the electrode sealing device is simplified, and the user's use feeling is improved.

[0031] (4) The U-shaped support or the semi-annular U-shaped support can be separated, the process of installing the device on the electrode sealing device is simplified, the installation burden of the staff is reduced, and the installation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0032] The utility model will be explained by examples and in the manner of referring to the drawings, wherein:

[0033] Figure 1 It is a structure schematic view of a yellow phosphorus electric furnace electrode radial sealing fastening device of the utility model;

[0034] Figure 2 It is a structure schematic view of a second embodiment of a yellow phosphorus electric furnace electrode radial sealing fastening device of the utility model;

[0035] Figure 3 It is a structure schematic view of a third embodiment of a yellow phosphorus electric furnace electrode radial sealing fastening device of the utility model;

[0036] Figure 4 It is a structure schematic view of a fourth embodiment of a yellow phosphorus electric furnace electrode radial sealing fastening device of the utility model;

[0037] Figure 5 It is a structure schematic view of a sixth embodiment of a yellow phosphorus electric furnace electrode radial sealing fastening device of the utility model.

[0038] Reference signs

[0039] 1 - electrode sealing device, 2 - fixed plate, 201 - limiting groove, 202 - guide groove, 3 - U-shaped support, 301 - threaded hole, 4 - bolt, 401 - ball groove, 5 - ball. DETAILED DESCRIPTION

[0040] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the following will be combined with the embodiments of the present application and the drawings to make a clear and complete description of the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and indicated in the drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0041] In the description of the embodiments of the present application, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships commonly placed when the utility model product is used, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating 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 used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0042] The following will be combined Figures 1-5 A detailed description of the present utility model. Embodiment 1

[0043] A yellow phosphorus electric furnace electrode radial sealing fastening device, as shown in Figure 1 and Figure 5 shown, comprising an electrode sealing device 1, comprising a U-shaped support 3, the U-shaped support 3 is clamped at both ends of the electrode sealing device 1, and the U-shaped support 3 is connected with the electrode sealing device 1 through a bolt 4, a limiting groove 201 is arranged on the electrode sealing device 1, the limiting groove 201 is an arc-shaped groove, a ball 5 is arranged in the limiting groove 201, and the bottom of the bolt 4 is provided with a ball groove 401 matched with the ball 5.

[0044] In the embodiment, the U-shaped support 3 is a stainless steel support, which is neat and beautiful, not easy to rust, and the material is easy to obtain.

[0045] In this embodiment, the bolt 4 is made of stainless steel.

[0046] In this embodiment, the yellow phosphorus electric furnace includes a furnace cover and a furnace body.

[0047] In this embodiment, the electrode sealing device 1 is a three-layer structure, from top to bottom, in turn, sand sealing base, quartz pad and furnace cover.

[0048] In this embodiment, the sand sealing base, quartz pad and furnace cover all exceed the furnace body of the yellow phosphorus electric furnace, forming a boss structure, and the U-shaped support 3 is clamped on the boss.

[0049] In this embodiment, the limiting groove 201 is arranged on the sand sealing base, and the limiting groove 201 is arranged on the side of the sand sealing base away from the furnace body of the yellow phosphorus electric furnace.

[0050] In this embodiment, the side of the arc-shaped groove in contact with the ball 5 is provided with a magnetic sticker, which can be connected with the ball 5 through the magnetic sticker, preventing the ball 5 from being lost and increasing the stability of the device during use.

[0051] The U-shaped support 3 and the electrode sealing device 1 are clamped, and the electrode sealing device 1 is preliminarily limited in the opening ring structure formed by the U-shaped support 3, and then the U-shaped support 3 and the electrode sealing device 1 are connected through the bolt 4, so that the radial position of the U-shaped support 3 and the electrode sealing device 1 is clamped.

[0052] At the same time, the device is aligned with the limiting groove 201 and the ball 5 in the limiting groove 201 on the electrode sealing device 1 through the ball groove 401 at the bottom of the bolt 4, on the one hand, limiting the position of the bolt 4, so that the position of the bolt 4 is more accurate when connecting the U-shaped support 3 and the electrode sealing device 1; on the other hand, the ball 5 is limited in the limiting groove 201 and the ball groove 401, preventing the bolt 4 from shifting and increasing the limiting effect of the bolt 4. Thus, the position of the bolt 4 remains fixed and does not distort or tilt, increasing the fixing effect of clamping the electrode sealing device 1, preventing gas leakage during yellow phosphorus production, and ensuring production effect and benefit.

[0053] In this embodiment, the U-shaped support 3 is provided with a threaded hole 301, and the bolt 4 is detachably connected with the U-shaped support 3 through the threaded hole 301.

[0054] The threaded hole 301 and the bolt 4 are connected, the threaded hole 301 preliminarily guides and positions the bolt 4, so that the bolt 4 does not deviate or tilt during positioning, improving the fixing effect of the electrode sealing device 1.

[0055] The specific use method of the utility model is as follows:

[0056] Refer to Figure 1 And Figure 5 , when the device is used, first clamp the U-shaped support 3 on both sides of the electrode sealing device 1, that is, the sand sealing base and the furnace cover of the electrode sealing device 1, and make the bottom of the U-shaped support 3 contact with the bottom end of the furnace cover, then weld the fixing plate 2 on the sand sealing base of the electrode sealing device 1, then threadedly fix the bolt 4 with the U-shaped support 3, and make the ball groove 401 at the bottom of the bolt 4 align with the ball 5 in the limiting groove 201, so that the ball 5 is in the space formed by the limiting groove 201 and the ball groove 401, and then the bolt 4 and the fixing plate 2 are fixed, and the U-shaped support 3 is accurately fixed on the electrode sealing device 1, the electrode sealing device 1 is clamped, the sealing effect of the electrode sealing device 1 is better, and the production effect and benefit are improved. Example 2

[0057] This embodiment is basically the same as example 1, and the difference is that, as shown in Figures 2 to 4 , the electrode sealing device 1 is provided with a fixing plate 2, and the limiting groove 201 is arranged on the fixing plate 2.

[0058] In this embodiment, the fixing plate 2 is welded with the electrode sealing device 1, which is firm and reliable, and the fixing plate 2 can be replaced according to the use in the later period, thereby increasing the practicability of the device in use.

[0059] In this embodiment, the limiting groove 201 is integrally formed with the fixing plate 2, and the size of the limiting groove 201 cooperates with the size of the ball 5.

[0060] By arranging the fixing plate 2 on the surface of the electrode sealing device 1, and arranging the limiting groove 201 with the ball 5 on the fixing plate 2, the bolt 4 with the ball groove 401 at the bottom is connected with the U-shaped support 3, and then abuts against the limiting groove 201, and the ball 5 in the limiting groove 201 is accommodated into the ball groove 401, so that the ball 5 simultaneously contacts with the limiting groove 201 and the bolt 4, and then the position of the bolt 4 and the electrode sealing device 1 is fixed. At the same time, the limiting groove 201 is arranged on the fixing plate 2 connected with the electrode sealing device 1, which can protect the electrode sealing device 1, prolong the service life of the electrode sealing device 1, and save the production cost. Example 3

[0061] This embodiment is basically the same as example 2, and the difference is that, as shown in Figures 3 to 4 , the ball 5 is embedded with the bolt 4.

[0062] The ball 5 is integrated with the bolt 4, which can reduce the time consumption caused by the loss of the ball 5, and at the same time can simplify the process of aligning the ball 5 by the bolt 4, simplify the procedure, and improve the comfort of the user when using the device.

[0063] In the embodiment, the diameter of the end of the ball groove 401 is smaller than the diameter of the ball 5, and the depth of the ball groove 401 is greater than the radius of the ball 5.

[0064] In the embodiment, the diameter of the end of the ball groove 401 is 0.4 cm, the groove depth of the limiting groove 201 is 1-3 cm, and the diameter of the ball 5 is 1-2 cm.

[0065] In the embodiment, as shown in the figure, Figure 3 the groove depth of the limiting groove 201 is 3 cm, and the diameter of the ball 5 is 1 cm.

[0066] By changing the depth of the limiting groove 201, the depth of the ball 5 in the limiting groove 201 is changed, and the depth of the bolt 4 in the limiting groove 201 is changed, so as to change the strength of the connection between the bolt 4 and the fixed plate 2. The user can change the groove depth according to the selection adaptability, which increases the practicality of the device. The ball 5 can be limited in the ball groove 401 and freely move in the ball groove 401, which facilitates the alignment of the bolt 4 with the limiting groove 201 through the ball 5, thereby increasing the alignment accuracy. Embodiment 4

[0067] The embodiment is basically the same as embodiment 3, except that in the embodiment, as shown in the figure, Figure 4 the fixed plate 2 is provided with a guide groove 202, the guide groove 202 is sleeved on the outer edge of the limiting groove 201, and the guide groove 202 is an inclined structure.

[0068] In the embodiment, the inclination angle of the guide groove 202 is 15 degrees.

[0069] In the embodiment, the guide groove 202 is integrally formed with the fixed plate 2.

[0070] Through the guide groove 202, the ball 5 can enter the limiting groove 201 in the direction of the guide groove 202, so that the bolt 4 can be guided to enter the limiting groove 201, thereby increasing the fault tolerance and accuracy of the device in use. Embodiment 5

[0071] The embodiment is basically the same as embodiment 1, except that in the embodiment, at least two U-shaped supports 3 are arranged circumferentially on the electrode sealing device 1.

[0072] At least two U-shaped supports 3 can be arranged uniformly in the circumferential direction of the electrode sealing device 1, and the electrode sealing device 1 is clamped and fixed in the radial direction by regularly arranging the U-shaped supports 3 in the circumferential direction, such as symmetrically arranging two, uniformly arranging three, four or more U-shaped supports 3, so that the clamping force is uniform, and the fixing effect is increased.

[0073] In the embodiment, the two U-shaped supports 3 are semi-annular, and the two semi-annular U-shaped supports 3 are clamped on both sides of the electrode sealing device 1 to form an annular fastening structure for fastening the electrode sealing device 1. The two semi-annular U-shaped supports 3 clamp the entire annular electrode sealing device 1, which can simplify the installation steps of the annular fastening structure, save the installation time of the staff, reduce the installation difficulty of the device, and improve the installation effect and efficiency. Embodiment 6

[0074] The embodiment is basically the same as embodiment 1, except that, as shown in Figure 5 The U-shaped support 3 is provided with a plurality of U-shaped supports 3 in the circumferential direction of the electrode sealing device 1, each of the U-shaped supports 3 is divided into an upper support and a lower support, and the upper support and the lower support are threadedly connected.

[0075] In the embodiment, as shown in Figure 5 The U-shaped support 3 is provided with six U-shaped supports 3 in the circumferential direction of the electrode sealing device 1.

[0076] The upper support and the lower support connected separately form the U-shaped support 3. During installation, the lower support can be first contacted with the bottom surface of the electrode sealing device 1, and then the upper support and the lower support are threadedly connected. The difficulty of clamping the U-shaped support 3 on the electrode sealing device 1 can be reduced, thereby reducing the installation burden of the staff, improving the installation efficiency, and increasing the experience of the staff during installation of the device.

[0077] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A radial seal fastening device for yellow phosphorus electric furnace electrodes, comprising an electrode seal device (1), characterized in that: The utility model provides an electrode sealing device, including U type support (3), the U type support (3) is clamped in both ends of the electrode sealing device (1), and the U type support (3) is connected with the electrode sealing device (1) through bolt (4), the electrode sealing device (1) is provided with limiting recess (201), the limiting recess (201) is arc slot, the limiting recess (201) is provided with ball (5) in, the bottom of bolt (4) is provided with ball groove (401) with ball (5) cooperation.

2. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 1, characterized in that: The electrode sealing device (1) is provided with a fixing plate (2), and the limiting recess (201) is arranged on the fixing plate (2).

3. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 1, characterized in that: The ball (5) is embedded with the bolt (4).

4. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 3, characterized in that: The diameter of the end of the ball groove (401) is less than the diameter of the ball (5), and the depth of the ball groove (401) is greater than the radius of the ball (5).

5. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 1, characterized in that: The groove depth of the limiting recess (201) is 1-3cm, and the diameter of the ball (5) is 1-2cm.

6. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 2, characterized in that: The fixing plate (2) is provided with a guide groove (202), the guide groove (202) is sleeved on the outer edge of the limiting recess (201), and the guide groove (202) is an inclined structure.

7. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to any one of claims 1 to 6, characterized in that: The U type support (3) is provided with a threaded hole (301), and the bolt (4) is detachably connected with the U type support (3) through the threaded hole (301).

8. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to any one of claims 1 to 6, characterized in that: At least two U type supports (3) are arranged circumferentially on the electrode sealing device (1).

9. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 8, characterized in that: Two U type supports (3) are half-ring-shaped, and two half-ring-shaped U type supports (3) are clamped on both sides of the electrode sealing device (1) to form a ring-shaped fastening structure for fastening the electrode sealing device (1).

10. A radial seal fastening device for a yellow phosphorus electric furnace electrode according to claim 8, characterized in that: The U type support (3) is provided with a plurality of U type supports (3) along the circumference of the electrode sealing device (1), each U type support (3) is divided into an upper support and a lower support, and the upper support and the lower support are threadedly connected.

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