Zirconium oxide metering nozzle

Abstract

The zirconium oxide metering nozzle comprises a zirconium core body and a high-aluminum jacket, the high-aluminum jacket is arranged at one end of the zirconium core body in a sleeved mode, a limiting ring is arranged at the top of the high-aluminum jacket, two embedding grooves are formed in the top end of the limiting ring, two concave holes are formed in the top end of the high-aluminum jacket, and an anti-moving pad is arranged at the top of the zirconium core body. The zirconium core comprises a zirconium core main body, an anti-moving pad is arranged on the zirconium core main body, positioning blocks are arranged on the two sides of the anti-moving pad, positioning strips are arranged on the tops of the two positioning blocks, and a supporting gasket is arranged on the inner surface of the anti-moving pad. Through the arrangement of the limiting ring, the anti-moving pad, a compression-resistant cylinder, a corrosion-resistant layer, the positioning blocks and a concave hole, after the zirconium core main body and the high-aluminum outer sleeve are installed, the compression-resistant cylinder and the corrosion-resistant layer are embedded into the zirconium core main body; the bottom face of the anti-moving pad is tightly attached to the surface of the zirconium core body, good stability is achieved for strong acid and strong alkali, the service life of the sizing nozzle is prolonged, the compression-resistant cylinder is made of the carbon fiber composite material, and the application range of the zirconium core body is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of sizing nozzles, in particular to a zirconia sizing nozzle. Background Art

[0002] The inlaid composite inner core uses zirconium oxide as the main raw material and is made of zirconium sizing nozzle through advanced technology and high temperature firing; the sizing nozzle is one of the refractory materials used for continuous casting of small square billets, which plays the role of controlling the flow of molten steel. The zirconia sizing nozzle usually refers to the sizing nozzle made of zirconium oxide material. The sizing nozzle is usually used to measure and control the flow of fluids, and can cope with complex fluid environments and applications requiring high-precision measurements.

[0003] A zirconia sizing nozzle is disclosed in the patent with publication number CN215615052U, including a zirconium core body, a high-aluminum outer sleeve is provided on the side end outer surface of the zirconium core body, a first limiting ring is provided on the lower end outer surface of the zirconium core body, a second limiting ring is provided on the upper end outer surface of the zirconium core body, and a block is provided on the side end outer surface of the second limiting ring.

[0004] In the above technology, the pin is inserted into the first through hole and the second through hole to lock the high-aluminum sleeve and the second limit ring, which is helpful to prevent the zirconium core body from falling off from the high-aluminum sleeve. However, the arc-shaped slot is located on the inner wall of the high-aluminum sleeve, and there are many dead corners. The dirt accumulated inside the arc-shaped slot is not easy to clean. If there is a large amount of hard and sticky dirt in the slot, it may increase the difficulty of installing the zirconium core body, so innovation is made in this technology. Utility Model Content

[0005] The utility model aims to provide a zirconia sizing nozzle to solve the problem in the background technology that a large amount of hard and sticky dirt is present in the groove, which may increase the difficulty of installing the zirconium core body.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a zirconia sizing nozzle, comprising a zirconium core body and a high-aluminum outer sleeve, the high-aluminum outer sleeve is arranged on one end of the zirconium core body, a limiting ring is arranged on the top of the high-aluminum outer sleeve, two embedding grooves are arranged on the top of the limiting ring, and two concave holes are arranged on the top of the high-aluminum outer sleeve, an anti-movement pad is arranged on the top of the zirconium core body, positioning blocks are arranged on both sides of the anti-movement pad, positioning strips are arranged on the top of the two positioning blocks, a supporting washer is arranged on the inner surface of the anti-movement pad, and a pressure-resistant cylinder is arranged on the bottom of the supporting washer.

[0007] As a preferred technical solution of the utility model, a corrosion-resistant layer is fixedly installed inside the anti-pressure cylinder, and the bottom of the support gasket is fixedly connected to the top of the anti-pressure cylinder.

[0008] As a preferred technical solution of the utility model, the diameter of the pressure-resistant cylinder is larger than the diameter of the corrosion-resistant layer.

[0009] As a preferred technical solution of the utility model, two anti-movement plates are provided on both sides of the anti-movement pad, and one end of the two positioning strips is respectively connected to the internal threads of the two concave holes.

[0010] As a preferred technical solution of the present utility model, the two positioning strips are arranged at corresponding positions.

[0011] As a preferred technical solution of the utility model, one side of the two positioning blocks is respectively fixedly connected to the two sides of the anti-movement pad, and the two positioning blocks are respectively movable inside the two embedding grooves.

[0012] As a preferred technical solution of the utility model, the diameters of the two embedding grooves are both larger than the diameters of the two positioning blocks.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model discloses a zirconia sizing nozzle, which is provided with a limit ring, an anti-shift pad, a pressure-resistant tube, a corrosion-resistant layer, a positioning block and a concave hole. After the zirconium core body and the high-aluminum outer jacket are installed, the pressure-resistant tube and the corrosion-resistant layer are embedded into the interior of the zirconium core body, the bottom surface of the anti-shift pad is tightly fitted with the surface of the zirconium core body, and the two positioning blocks are sequentially embedded into the interior of the two embedding grooves, so as to prevent the zirconium core body from being separated from the interior of the high-aluminum outer jacket to the outside, and the embedding groove is located at the top, which is convenient for cleaning the dirt in the groove. The corrosion-resistant layer is made of fluoroplastics, has good stability to strong acids and alkalis, and prolongs the service life of the sizing nozzle. The pressure-resistant tube is made of carbon fiber composite material, has good pressure resistance, and improves the application range of the zirconium core body.

[0015] 2. The utility model discloses a zirconia sizing nozzle, which is provided with an anti-movement plate, a positioning strip, a supporting washer and a high-aluminum jacket. After the positioning block is embedded into the corresponding embedding groove, a circular hole is opened on its surface and is flush with the concave hole, so that the positioning strip can be quickly positioned inside the concave hole, thereby speeding up the installation of the anti-movement pad and the high-aluminum jacket. The anti-movement plates arranged on both sides of the positioning block can abut against the positioning block to make it more stable. The anti-movement pad is connected to the pressure-resistant cylinder through the supporting washer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view structural schematic diagram of the utility model;

[0017] Figure 2 It is a side view structural schematic diagram of the utility model;

[0018] Figure 3 For the utility model Figure 2 The enlarged view of point A in the middle;

[0019] Figure 4 It is a partial exploded view of the utility model.

[0020] In the figure: 1. zirconium core body; 2. high aluminum outer jacket; 3. limit ring; 4. anti-movement plate; 5. anti-movement pad; 6. positioning block; 7. positioning strip; 8. concave hole; 9. pressure-resistant cylinder; 10. corrosion-resistant layer; 11. support washer; 12. embedded groove. 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 The utility model provides a technical solution for a zirconia sizing nozzle:

[0023] Embodiment 1:

[0024] like Figure 1-3 As shown, a zirconia sizing nozzle comprises a zirconium core body 1 and a high-aluminum jacket 2, the high-aluminum jacket 2 is sleeved on one end of the zirconium core body 1, a limiting ring 3 is arranged on the top of the high-aluminum jacket 2, two embedding grooves 12 are arranged on the top of the limiting ring 3, and two concave holes 8 are arranged on the top of the high-aluminum jacket 2, an anti-shift pad 5 is arranged on the top of the zirconium core body 1, positioning blocks 6 are arranged on both sides of the anti-shift pad 5, and positioning strips 7 are arranged on the top of the two positioning blocks 6, a supporting washer 11 is arranged on the inner surface of the anti-shift pad 5, and a pressure-resistant cylinder 9 is arranged on the bottom of the supporting washer 11, the embedding groove 12 is located at the top, which is convenient for cleaning the dirt in the groove, the corrosion-resistant layer 10 is made of fluoroplastic, has good stability to strong acids and alkalis, and prolongs the service life of the sizing nozzle, and the pressure-resistant cylinder 9 is made of carbon fiber composite material, has good pressure resistance, and improves the application range of the zirconium core body 1.

[0025] Embodiment 2:

[0026] Based on the first embodiment, Figure 1 and Figure 4As shown, two anti-movement plates 4 are provided on both sides of the anti-movement pad 5, one end of the two positioning strips 7 is respectively connected to the internal threads of the two recessed holes 8, one side of the two positioning blocks 6 is respectively fixedly connected to the two sides of the anti-movement pad 5, and the two positioning blocks 6 are respectively movable inside the two embedded grooves 12. The utility model is a zirconia sizing water outlet, which is provided with anti-movement plates 4, positioning strips 7, supporting washers 11 and high-aluminum jackets 2. After the positioning blocks 6 are embedded in the corresponding embedded grooves 12, circular holes are opened on their surfaces that are flush with the recessed holes 8, so that the positioning strips 7 can be quickly positioned inside the recessed holes 8, thereby speeding up the installation of the anti-movement pad 5 and the high-aluminum jacket 2.

[0027] Working principle: The inlaid composite inner core uses zirconium oxide as the main raw material, and is made of zirconium sizing nozzle through advanced technology and high-temperature firing; the sizing nozzle is one of the refractory materials used for continuous casting of small square billets, which plays the role of controlling the flow rate of molten steel. The zirconia sizing nozzle usually refers to the sizing nozzle made of zirconium oxide material. The sizing nozzle is usually used to measure and control the flow rate of the fluid, and can cope with complex fluid environments and applications that require high-precision measurement. The zirconium core body 1 is artificially embedded in the interior of the high-aluminum jacket 2. After the zirconium core body 1 and the high-aluminum jacket 2 are installed, the anti-movement pad 5 is gradually moved, and the pressure-resistant tube 9 and the corrosion-resistant layer 10 are embedded in the interior of the zirconium core body 1. The bottom surface of the anti-movement pad 5 is tightly fitted with the surface of the zirconium core body 1. The purpose of the anti-movement pad 5 is to prevent the zirconium core body 1 from separating from the high-aluminum jacket 2. The two positioning blocks 6 are sequentially embedded in the interior of the two embedding grooves 12, and then one end of the two positioning strips 7 is embedded in the concave The inside of the hole 8 is threadedly connected, so as to prevent the zirconium core body 1 from being separated from the inside of the high-aluminum jacket 2 to the outside world, and the embedded groove 12 is located at the top, with few dead corners, which is convenient for cleaning the dirt in the groove, and avoiding the accumulation of dirt affecting the limit of the positioning strip 7 and the concave hole 8. The corrosion-resistant layer 10 is made of fluoroplastics, which has good stability to strong acids and alkalis, and prolongs the service life of the sizing nozzle. The pressure-resistant tube 9 is made of carbon fiber composite material, which has good pressure resistance and improves the application range of the zirconium core body 1. After the positioning block 6 is embedded in the corresponding embedded groove 12, a circular hole is opened on its surface and is flush with the concave hole 8, which can make the positioning strip 7 quickly positioned inside the concave hole 8, and speed up the installation speed of the anti-shift pad 5 and the high-aluminum jacket 2. The anti-shift plates 4 arranged on both sides of the positioning block 6 can abut the positioning block 6 to make it more stable. The anti-shift pad 5 and the pressure-resistant tube 9 are connected by a supporting washer 11.

[0028] In the description of the present invention, it is necessary to understand that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0029] In the present invention, unless otherwise clearly stipulated and limited, for example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0030] 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 zirconia sizing nozzle, comprising a zirconium core body (1) and a high-aluminum outer shell (2), wherein the high-aluminum outer shell (2) is sleeved on one end of the zirconium core body (1), characterized in that: A limiting ring (3) is arranged on the top of the high-aluminum outer sleeve (2), and two embedding grooves (12) are arranged on the top of the limiting ring (3). Two recessed holes (8) are arranged on the top of the high-aluminum outer sleeve (2). An anti-displacement pad (5) is arranged on the top of the zirconium core body (1), and positioning blocks (6) are arranged on both sides of the anti-displacement pad (5). Positioning strips (7) are arranged on the tops of the two positioning blocks (6). A supporting washer (11) is arranged on the inner surface of the anti-displacement pad (5), and a pressure-resistant cylinder (9) is arranged at the bottom of the supporting washer (11).

2. The zirconia sizing nozzle according to claim 1, characterized in that: A corrosion-resistant layer (10) is fixedly installed inside the anti-pressure cylinder (9), and the bottom of the support gasket (11) is fixedly connected to the top of the anti-pressure cylinder (9).

3. The zirconia sizing nozzle according to claim 2, characterized in that: The diameter of the pressure-resistant cylinder (9) is greater than the diameter of the corrosion-resistant layer (10).

4. The zirconia sizing nozzle according to claim 1, characterized in that: Two anti-movement plates (4) are arranged on both sides of the anti-movement pad (5), and one end of the two positioning strips (7) is respectively connected to the internal threads of the two concave holes (8).

5. The zirconia sizing nozzle according to claim 4, characterized in that: The two positioning strips (7) are arranged at corresponding positions.

6. The zirconia sizing nozzle according to claim 1, characterized in that: One side of the two positioning blocks (6) is respectively fixedly connected to the two sides of the anti-movement pad (5), and the two positioning blocks (6) are respectively movable inside the two embedding grooves (12).

7. The zirconia sizing nozzle according to claim 6, characterized in that: The diameters of the two embedding grooves (12) are both larger than the diameters of the two positioning blocks (6).

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