CN111056742A

CN111056742A - Platinum-rhodium alloy wire drawing bushing plate for basalt fiber with annual output of 20000t and metal material thereof

Info

Publication number: CN111056742A
Application number: CN201911305529.3A
Authority: CN
Inventors: 刘中生; 刘国玲
Original assignee: Beijing Zc Times Technology Co ltd
Current assignee: Beijing Zc Times Technology Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-04-24

Abstract

The invention provides a platinum-rhodium alloy metal material for manufacturing a wire drawing bushing for basalt fiber with annual output of 20000t, wherein the metal material is a quaternary alloy and is a Pt-Rh-Y-Zr alloy, wherein the addition amount of each metal component is Rh 20%, Y0.010-0.015%, Zr 0.4-0.5%, and the balance is Pt; the bushing plate manufactured by the metal material and the manufacturing method has high-temperature strength, is not easy to deform, reduces the rejection rate of the bushing plate and reduces the production cost, along with the increase of the number of the discharge spouts on the bottom plate of the bushing plate, the deformation rate of the bushing plate is small, the number of the bushing plates on the bottom plate is 2200, the number of the discharge spouts on the bushing plate is increased, and the high-temperature strength is increased, so that the production efficiency of producing basalt continuous fibers by the bushing plate is greatly improved.

Description

Platinum-rhodium alloy wire drawing bushing plate for basalt fiber with annual output of 20000t and metal material thereof

Technical Field

The invention relates to the technical field of basalt fiber production equipment, in particular to a platinum-rhodium alloy wire drawing bushing plate for basalt fiber with annual output of 20000t and a metal material thereof

Background

The basalt fiber is a novel inorganic environment-friendly green high-performance fiber material, is a continuous fiber drawn from natural basalt, and is a continuous fiber drawn from basalt stone at high speed through a platinum-rhodium alloy wire drawing bushing after the basalt stone is melted at high temperature. The basalt fiber has high strength and various excellent performances of electrical insulation, corrosion resistance, high temperature resistance and the like, and the basalt continuous fiber is widely applied to various aspects of fiber reinforced composite materials, friction materials, shipbuilding materials, heat insulation materials, the automobile industry, high-temperature filter fabrics, the protection field and the like.

The wire drawing bushing plate is a very important device in the basalt fiber wire drawing production process, is in a groove-shaped container structure, is provided with a plurality of bushing tips on a bottom plate, and is provided with electrodes for heating and controlling the temperature of the bushing tips, and the bottom plate is made of platinum-rhodium alloy. The platinum-rhodium alloy is a platinum-based rhodium-containing binary alloy, consists of platinum (Pt) and rhodium (Rh), and is a continuous solid solution at high temperature. Rhodium can improve the thermoelectric potential, oxidation resistance and acid corrosion resistance of the alloy to platinum. The temperature of the basalt melt in the furnace is as high as 1500 ℃, and the temperature of the melt reaching the bushing plate is reduced to 1300 ℃. In the wire drawing process, after the basalt molten liquid flows into the groove-shaped cavity bushing plate, the bushing plate increases the temperature of the bushing plate under the action of current, then the solution flows out through a bushing tip on a bottom plate, and the basalt continuous fiber is drawn by a wire drawing machine rotating at a high speed below the bushing plate.

The invention discloses an epitaxial reinforced basalt fiber wire drawing bushing, which is disclosed by the invention patent with the prior application publication number of CN108383374A and the application publication number of 20180810.

At present, on one hand, in the basalt wire drawing production process, the temperature born by a bushing is as high as 1300 ℃, under the high-temperature condition, the alloy strength and the modulus of elasticity of the wire drawing bushing are very low, the creep tendency is enhanced, the bushing is easy to deform under the condition, and the middle of the bushing after high-temperature deformation is sunken; in addition, at present, the number of the holes of the wire drawing bushing at home and abroad is mostly about hundreds of holes, thousands of holes are difficult to reach, the production efficiency of basalt fibers is seriously influenced, and along with the increase of the discharge spouts on the bottom plate, the high-temperature deformation trend and the deformation degree are gradually increased, so that the number of the discharge spouts arranged on the bottom plate of the existing wire drawing bushing is limited, and further the production efficiency of the basalt fibers is limited. In order to solve the problems, no better solution exists at present.

Disclosure of Invention

Aiming at the defects in the prior art, one of the purposes of the invention is to provide a platinum-rhodium alloy metal material for manufacturing the wire-drawing bushing plate for basalt fibers with the annual output of 20000 t.

The invention also aims to provide a platinum-rhodium alloy wire-drawing bushing for basalt fibers with an annual output of 20000t, wherein the wire-drawing bushing is made of the novel platinum-rhodium alloy metal material, the wire-drawing bushing is high in temperature resistance and not easy to deform, and the wire-drawing bushing cannot be deformed due to the increase of the number of the bushing tips arranged on the bottom plate, so that the production efficiency of the basalt fibers is greatly improved.

In order to achieve the first object, the invention provides the following technical scheme: a platinum-rhodium alloy metal material for manufacturing wire drawing bushing plates for basalt fibers with annual output of 20000t is a quaternary alloy, and the quaternary alloy is a Pt-Rh-Y-Zr alloy.

Through the technical scheme, Y is one of rare earth metal elements, the melting point is 1522 ℃, the boiling point is 3338 ℃, and the first ionization energy is 6.38 electron volts. The rare earth metal and the alloy thereof play roles of deoxidation and desulfurization in steel making, can improve the processing property of steel, and improve the strength, the toughness, the corrosion resistance, the oxidation resistance and the like. The strength, elongation, heat resistance and electrical conductivity of the alloy can be improved by adding a small amount of rare earth metal in the bronze and brass smelting. 1 to 1.5 percent of rare earth metal is added into the cast aluminum-silicon alloy, so that the high-temperature strength can be improved. The addition of rare earth metal in the aluminum alloy wire can improve the tensile strength and the corrosion resistance. 0.3% of rare earth metal is added into the Fe-Cr-Al electrothermal alloy, so that the oxidation resistance can be improved, and the resistivity and the high-temperature strength can be increased. Zr is a high melting point metal with a melting point of 1852 + -2 deg.C, a boiling point of 4377 deg.C, and a first ionization energy of 6.84 electron volts, and is mainly derived from many minerals such as zircon and baddeleyite. Zirconium can react with non-metallic elements and many metallic elements at high temperatures to form solid solution compounds. The surface of zirconium is easy to form a layer of oxide film, has luster, and has corrosion resistance, so the appearance is similar to that of steel. On the basis of the original platinum-rhodium alloy, the Y element is added, so that the strength and the elongation of the platinum-rhodium alloy can be improved, and the high-temperature strength of the platinum-rhodium alloy can also be improved; the Zr element is added, so that solid solution compounds can be generated by various metal elements at high temperature. The tensile strength and elongation of the platinum-rhodium bushing in a high-temperature state are improved by adding the element Y, Zr. Therefore, the original binary alloy of platinum and rhodium is improved into quaternary alloy, the high-temperature strength of the platinum and rhodium alloy is effectively improved, and the platinum and rhodium alloy is not easy to deform at high temperature. The wire drawing bushing plate manufactured by the improved platinum-rhodium alloy is not easy to deform at high temperature, so that the production cost can be effectively saved, and the production efficiency of basalt fibers is improved.

Further, the addition amount of each metal component in the metal material is as follows: 20 percent of Rh, 0.010 to 0.015 percent of Y, 0.4 to 0.5 percent of Zr and the balance of Pt.

Through the technical scheme, on the basis that the metal element component of the original platinum-rhodium alloy material is Pt + 20% Rh, Y and Zr are added, the Y and the Zr are added, the elongation rate is reduced, the creep deformation condition of the alloy bushing at high temperature is effectively prevented, the service life of the bushing is prolonged, and the production cost is reduced.

In order to achieve the second object, the invention provides the following technical scheme: a platinum rhodium alloy bushing for basalt fibers with annual output of 20000t, which is manufactured by adopting the scheme of any one of claims 1-2.

By adopting the technical scheme, the high-temperature strength of the platinum-rhodium alloy material used by the manufactured bushing is improved, and the bushing is not easy to deform at high temperature, so that the manufactured bushing is high in temperature and not easy to deform at high temperature, the rejection rate of the bushing is reduced, and the production cost of the bushing is reduced; on the other hand, the bushing is high in temperature resistance and not easy to deform at high temperature, so that the number of the discharge spouts can be increased on the bottom plate of the bushing, the bushing is not deformed, and the production efficiency of the bushing is further influenced; due to the increase of the number of the discharge spouts on the bottom plate of the bushing plate, the production efficiency of the bushing plate for basalt fibers can be greatly improved.

The invention is further configured to: the utility model provides an annual output 20000t basalt fiber is with platinum rhodium alloy wire drawing bushing, includes flowing liquid groove, bottom plate, with bottom plate fixed connection's curb plate, with bottom plate level and fixed connection's electrode, fixed connection in the flange that the curb plate is far away from the bottom plate end and decide the temperature measuring device who connects in the curb plate middle part of far away from the bottom plate end and keep away from one side of flowing liquid groove, is provided with the nozzle on the bottom plate.

By adopting the technical scheme, the temperature measuring devices are distributed at the center of the side plate, so that the temperature uniformity of the melt is ensured, and the reduction of fiber quality caused by the uneven temperature of the melt due to the height difference is prevented; the number of rows of the discharge spouts and the number of the discharge spouts in each row can be considered according to the size of the plate body, the size of the liquid flowing groove, the initial temperature of the molten liquid to be melted, the temperature of the molten liquid to be melted during wire drawing and other factors.

The invention is further configured to: the number of the discharge spouts on the bottom plate is 2000-2200.

Through adopting above-mentioned technical scheme, the bushing tip quantity on the bottom plate is more, and the basalt continuous fibers's that the wire drawing bushing plate once only can be prepared output is more, because this wire drawing bushing plate adopts neotype platinum rhodium alloy material, high temperature strength is big and non-deformable, and the increase in quantity of bushing tip on the bottom plate also can not lead to the wire drawing bushing plate to take place the degeneration, consequently, can increase the hole number that the quantity of bushing tip increased the bottom plate in the bottom of wire drawing bushing plate to improve basalt continuous fibers's output.

The invention is further configured to: the discharge spouts are positioned on the bottom plate and close to the two ends of the side plate of the wire drawing bushing plate in the length direction.

Through adopting above-mentioned technical scheme, the relative bottom plate in position that sets up the bushing on the bottom plate other positions, generally more fragile, yielding, in order to minimize the emergence of above-mentioned phenomenon, set up the both sides of distributing on the bottom plate with the tip, the mid portion of bottom plate does not set up the tip, the position that sets up the tip on the bottom plate is dispersed and is opened, and the position of tip is located the position that is close to the curb plate on the bottom plate, this position intensity is great, can effectively reduce the probability that the bottom plate warp, further prevent the deformation of wire drawing bushing.

The invention is further configured to: the total area of the bottom plate occupied by the discharge spout is two fifths to three fifths.

By adopting the technical scheme, the distribution of the discharge spouts on the bottom plate occupies about one half of the total area of the bottom plate, so that the enough discharge spouts on the bottom plate are used for producing basalt wire drawing fibers, and the bottom plate has enough area to maintain the strength, thereby preventing the deformation of the wire drawing bushing plate.

The invention is further configured to: the support structure also comprises transverse support ribs, wherein the transverse support ribs comprise T-shaped support ribs which are positioned in the liquid flow groove and fixedly connected with the side plates and cross-shaped support ribs which are positioned outside the liquid flow groove and fixedly connected with the bottom plate.

By adopting the technical scheme, the strength of the wire drawing bushing is improved by adding the transverse support rib, the wire drawing bushing is prevented from being deformed, the cross-shaped support rib is positioned in the fluid groove, two ends of the cross-shaped support rib are respectively and fixedly connected with the side plates of the wire drawing bushing, and the bottom of the cross-shaped support rib is fixedly connected with the bottom plate of the wire drawing bushing; the cross-shaped support ribs are positioned on the outer side of the bottom plate of the wire drawing bushing plate and further support the bottom plate, so that the deformation of the wire drawing bushing plate is further prevented.

The invention is further configured to: the cross-shaped support rib comprises a second support rib which is consistent with the length direction of the bottom plate and is fixedly connected to the bottom plate, and a third support rib which is evenly arranged along the second support rib, is perpendicular to the second support rib and is fixedly connected to one side of the second support rib, far away from the bottom plate.

Through adopting above-mentioned technical scheme, "cross" brace rod is through setting up in the outside of bottom plate, and the intensity of reinforcing bottom plate, a plurality of third brace rods evenly set up on the bottom plate, can improve the support intensity of bottom plate.

The invention is further configured to: the third support rib uniformly separates the discharge spouts on the bottom plate.

Through adopting above-mentioned technical scheme, the third brace rod evenly separates the discharge spout on with the bottom plate, can compensate the intensity decline of the bottom plate that causes owing to the setting of discharge spout, also has the promotion effect to the improvement of the intensity of bottom plate.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention improves the existing platinum-rhodium alloy material of the wire drawing bushing, adds Y and Zr on the basis of the original material, and the improved platinum-rhodium alloy material is not easy to deform at high temperature, so that the high-temperature strength is improved, the rejection rate of the wire drawing bushing is reduced, and the production cost is saved.

2. The wire drawing bushing plate manufactured by the manufacturing method of the wire drawing bushing plate by utilizing the improved platinum rhodium alloy material and the improved platinum rhodium alloy material has high-temperature strength and is not easy to deform, the production cost is saved, and the production efficiency of the wire drawing bushing plate is improved.

3. The number of the discharge spouts on the bottom plate of the bushing plate can reach 2000 and 2200, and the production efficiency of basalt continuous fibers produced by the bushing plate can be effectively improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a bushing provided by the invention.

Fig. 2 is a bottom view of the wire bushing of fig. 1.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Fig. 4 is a schematic structural view of a bushing provided by the present invention (with part of the structure hidden).

In the figure, 1, a flange; 2. transversely reinforcing ribs; 21. a "T-shaped" support rib; 211. a first support rib; 212. Hanging the ribs; 22. a cross-shaped support rib; 221. a second support rib; 222. a third support rib; 3. a thermocouple; 4. an electrode; 5. a side plate; 6. a base plate; 61. a discharge spout; 7. and a liquid flowing groove.

Detailed Description

The object of the present invention will be described in further detail below with reference to examples 1 to 4 and comparative examples.

The liquid medium for cooling the alloy liquid drops used in the invention adopts LS-86 type cooling liquid produced by a fertilizer mixing precision casting general factory, and triethanolamine antirust additive is added to prevent rusting.

Example 1

The metal material of the bushing plate is Pt-Rh-Y-Zr alloy, and the specific components and the manufacturing method are as follows:

the method comprises the following steps: and (4) batching. The raw materials were weighed according to the element addition amounts in table 1.

Step two: and (4) smelting. And (3) putting the raw materials prepared in the step one into a vacuum induction furnace for smelting, wherein the vacuum degree is less than 20Pa, the smelting temperature is 2000 ℃, and the smelting time is 90 min.

Step three: powder metallurgy. Preparing alloy powder by using an electric spark plasma erosion method, taking ultrapure water with the resistivity of 15-18M omega cm as a dielectric medium, taking Pt-Rh-Y-Zr alloy as an electrode, applying a pulse voltage at two ends of the electrode to generate electric spark discharge between the electrode and the electrode, transferring part of energy generated by the electric spark discharge onto the electrode, gradually increasing the temperature of the alloy electrode under the action, discharging molten alloy droplets between the electrodes when the temperature of the alloy electrode exceeds the melting point of the alloy, forming high-temperature plasma between the electrodes to erode the electrode alloy, and finally cooling and condensing the alloy droplets in a liquid medium to obtain the powder with a certain shape and particle size.

Step four: and (4) internal oxidation. The alloy powder is placed in an oxidizing atmosphere environment at 753 ℃, so that active elements such as Zr and the like are oxidized to obtain strengthening phase particles.

Step five: and (5) sintering. Sintering at 1325 ℃ for 2h in a closed alumina crucible.

Step six: and (5) forging. The alloy forging stock is prepared by a high-temperature hot die forging method, and the forging temperature is 1483 ℃.

Step seven: and (5) forging. The annealing process is carried out at 1150 ℃ for 20 min.

TABLE 1 elemental addition in step one of examples 1-4

Examples 2 to 4

Examples 2-4 differ from example 1 in the amount of element added to the raw material in step one, and the amount of element added to the raw material of examples 2-4 is shown in table 1.

Comparative example

In a comparative example, a conventional platinum-rhodium alloy bushing is shown, wherein the specific components of the alloy material are shown in table 1, and the alloy material comprises 80% of Pt and 20% of Rh, and the bushing is prepared according to the method for preparing the bushing shown in example 2.

Performance test

Tensile strength (MPa) and elongation (%) of the platinum-rhodium alloy bushing shown in examples 1 to 4 and comparative examples were measured using a CSS-44300 type tensile tester at a tensile speed of 2mm/min, the tensile specimens were sheet-like in shape and were ground to be smooth but not polished before the test, and 3 specimens were stretched for each test and the average value was taken. The elongation is calculated as follows: the elongation (total length of spliced samples after stretching-total length of samples before stretching) ÷ total length of samples before stretching × 100%, and the results of the detection are shown in table 2.

TABLE 2 platinum rhodium alloy bushing test results of examples 1-4 and comparative examples

Name (R)	Tensile strength/MPa	Elongation/percent
			Example 1	168	16.9
Example 2	151	21.7
			Example 3	181	15.4
Example 4	175	16.2
			Comparative example	117	37.5

From the above results, it can be seen that the addition of element Y, Zr in the platinum-rhodium alloy material improves the tensile strength and elongation of the platinum-rhodium alloy bushing in a high temperature state, improves the tensile strength of the bushing, reduces the elongation of the bushing, effectively prevents the alloy bushing from creep deformation at high temperature, prolongs the service life of the bushing, reduces the production cost, and simultaneously improves the tensile strength and reduces the elongation to make the bushing not easily deform, thereby greatly improving the production efficiency of basalt fibers.

The wire-drawing bushing prepared by the platinum-rhodium alloy material and the manufacturing method of the wire-drawing bushing provided by the embodiment of the invention is used for melting basalt fiber wire-drawing through the wire-drawing bushing, the temperature of molten liquid is uniformly distributed, and the wire-drawing with consistent strength and stable performance is obtained, so that the wire-drawing strength is enhanced, the adhesion among the wire-drawing wires is avoided, and the wire-forming rate is improved. Therefore, the strength of the high-strength pure basalt continuous fiber obtained by the wire-drawing bushing prepared by the platinum-rhodium alloy material and the manufacturing method of the wire-drawing bushing provided by the embodiment of the invention reaches 0.6-0.7N/tex, is improved by 50-70% compared with the strength of 0.4N/tex specified by national standard, and compared with the current domestic process, the wire-forming rate is improved by nearly 10%.

The platinum-rhodium alloy bushing for basalt fibers with annual output of 20000t provided by the embodiment of the invention is made of the novel platinum-rhodium alloy metal material provided by the invention, and because the high-temperature strength of the novel platinum-rhodium alloy metal material is high, the bushing made of the metal material is not easy to deform at high temperature, the endurable temperature is high, and the production efficiency of basalt fibers is greatly improved.

The second object of the present invention will be described in further detail below with reference to the accompanying drawings and example 5.

Example 5

Referring to fig. 1 and 2, the platinum-rhodium alloy wire drawing bushing for basalt fibers with annual output of 20000t disclosed by the invention comprises a bottom plate 6, a fluid groove 7, a flange 1 and a side plate 5, wherein the bottom plate 6 is rectangular, a discharge spout 61 is arranged on the bottom plate 6, the side plate 5 is perpendicular to the bottom plate 6 and is fixedly connected with the side length of the bottom plate 6, the side plates 5 are fixedly connected with each other at the contact position, the flange 1 is fixedly connected with one end of the side plate 5 far away from the bottom plate 6, an opening is formed in the flange 1 for the inflow of liquid, and the fluid groove 7 is a cuboid groove-shaped structure formed by fixedly connecting the bottom plate 6, the side plate 5 and the flange 1 with each other.

Referring to fig. 2, the discharge spouts 61 are uniformly distributed on one end of the bottom plate 6 far away from the fluid groove 7 and located at two ends of the bottom plate 6 close to the side plate 5 in the length direction of the wire drawing bushing, and the discharge spouts 61 are fixedly connected with the bottom plate 6. Further, the discharge spout 61 occupies an area of the bottom plate 6 of two fifths to three fifths of the total area of the bottom plate 6, and in the present embodiment, the discharge spout 61 occupies an area of the bottom plate 6 of two fifths of the total area of the bottom plate 6. The occupied area of the discharge spout 61 is small, the discharge spouts 61 are tightly distributed on the occupied area of the bottom plate 6, and the number of the discharge spouts 61 is large. The number of the discharge spouts 61 on the bottom plate 6 is 2000-2200.

Referring to fig. 1, the bushing plate further includes a transverse reinforcing rib 2, the transverse reinforcing rib 2 includes a "T-shaped" supporting rib 21 and a "cross-shaped" supporting rib 22, referring to fig. 2 and 3, the "cross-shaped" supporting rib 22 is located on one side of the bottom plate 6 opposite to the fluid groove 7, referring to fig. 4, the "T-shaped" supporting rib 21 is uniformly arranged on the inner side of the fluid groove 7 along the length direction of the fluid groove 7, and the "T-shaped" supporting rib 21 and the "cross-shaped" supporting rib 22 are respectively arranged inside the fluid groove 7 of the bushing plate and on one side of the bottom plate 6 opposite to the fluid groove 7, so as to enhance the strength of the bushing plate.

Referring to fig. 3, the "cross-shaped" support rib 22 includes a second support rib 221 and a third support rib 222, the second support rib 221 is disposed along the length direction of the bottom plate 6, and the third support rib 222 and one end of the second support rib 221 far away from the bottom plate 6 are fixedly connected and perpendicular to the bottom plate 6. Referring to fig. 4, the "T-shaped" support rib 21 includes a hanging rib 212 and a first support rib 211, two ends of the first support rib 211 are fixed at one end of two side plates 5 of the bushing plate along the length direction, which are close to the flange 1, the hanging rib 212 is fixedly connected with the middle of one side of the first support rib 211, which is close to the bottom plate 6, and the other end is fixedly connected with the bottom plate 6.

Further, the fluid groove 7 may be provided at a central position of the bushing plate. The length and the width of the liquid flow groove 7 respectively account for one half to two thirds and two thirds to five sixths of the length and the width of the flange 1, and the distance from the edge of the liquid flow groove 7 to the edge of the flange 1 is one sixth to one quarter. By adopting the structure, the molten liquid and the drawn wires can be uniformly distributed on the wire drawing bushing plate.

Further, the third support rib 222 has a height ranging from 8 to 15mm and a width ranging from 3 to 6 mm.

Further, the transverse reinforcing rib 2 adopts a hollow structure.

Further, the thickness of the side plate 5 is 0.9-1.0 mm.

Furthermore, the flange 11 is a rectangular plate-shaped structure, the top of the flange 11 is fixed at the lower end of the kiln, and the thickness of the flange 1 is 0.8-0.9 mm.

Referring to fig. 2, the bushing plate further includes two thermocouples 3 and two electrodes 4, the thermocouples 3 are located at the middle of the side plate 5 in the length direction of the bushing plate and near one end of the flange 1, and the two thermocouples 3 are respectively and fixedly connected to one side of the side plate 5 away from the fluid groove 7. The electrodes 4 are in a plate-shaped structure, and the two electrodes 4 are positioned at two ends of the bottom plate 6, fixedly connected with the bottom plate 6 and kept horizontal.

The implementation principle of the invention is as follows: the length of a flange 1 of the wire drawing bushing plate is 30cm, the width of the flange is 10cm, the length of a liquid flow groove 7 is 25cm, the width of the liquid flow groove is 5cm, the distance between the edge of the liquid flow groove 7 and the edge of the flange 1 is 2.5cm, and the flange 1 is fixed at the bottom of the furnace; putting the selected basalt ore raw material into a furnace kiln for heating and melting, wherein the basalt ore gradually changes from a solid state to a high-viscosity state, creeps and flows into a platinum-rhodium alloy wire drawing bushing plate, and enters a liquid flowing groove 7 from a flange 1 of the platinum-rhodium alloy wire drawing bushing plate; the temperature of the wire drawing bushing plate is increased under the action of current through the action of the electrode 4 and the thermocouple 3; then the solution flows out through a discharge spout 61 on the bottom plate 6, and is drawn and drawn to be made into basalt continuous fiber.

It should be understood by those skilled in the art that the timing sequence of the method steps provided in the above embodiments may be adaptively adjusted according to actual situations, or may be concurrently performed according to actual situations. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements should also be considered within the scope of the present invention.

Claims

1. A platinum rhodium alloy metal material for manufacturing wire drawing bushing plates for basalt fibers with annual output of 20000t is characterized in that: the metal material is a quaternary alloy, and the quaternary alloy is a Pt-Rh-Y-Zr alloy.

2. The platinum-rhodium alloy metal material for manufacturing the bushing plate for the basalt fiber with the annual yield of 20000t as set forth in claim 1, wherein the metal material comprises the following metal components in addition amount: 20 percent of Rh, 0.010 to 0.015 percent of Y, 0.4 to 0.5 percent of Zr and the balance of Pt.

3. The platinum-rhodium alloy wire drawing bushing for the basalt fiber with the annual output of 20000t is characterized in that: the bushing is manufactured by adopting the scheme of any one of claims 1-2.

4. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 3, wherein: the temperature measuring device comprises a liquid flowing groove (7), a bottom plate (6), a side plate (5) fixedly connected with the bottom plate (6), an electrode (4) horizontally and fixedly connected with the bottom plate (6), a flange (1) fixedly connected with the side plate (5) far away from the end of the bottom plate (6), and a temperature measuring device fixedly connected with the side plate (5) far away from the middle part of the end of the bottom plate (6) and far away from one side of the liquid flowing groove (7), wherein a discharge spout (61) is arranged on the bottom plate (6).

5. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 4, wherein: the number of the discharge spouts (61) on the bottom plate (6) is 2000-2200.

6. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 4, wherein: the discharge spouts (61) are positioned on the bottom plate (6) and are close to the two ends of the side plates (5) in the length direction of the wire drawing bushing plate.

7. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 4, wherein: the discharge spout (61) occupies a total area of the bottom plate (6) of two fifths to three fifths.

8. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 4, wherein: the support structure also comprises transverse support ribs, wherein the transverse support ribs comprise T-shaped support ribs (21) which are positioned in the liquid flowing groove (7) and fixedly connected with the side plates (5) and cross-shaped support ribs (22) which are positioned outside the liquid flowing groove (7) and fixedly connected with the bottom plate (6).

9. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 8, wherein: the cross-shaped support rib (22) comprises a second support rib (221) which is consistent with the length direction of the bottom plate (6) and is fixedly connected to the bottom plate (6) and a third support rib (222) which is uniformly arranged along the second support rib (221), is vertical to the second support rib (221) and is fixedly connected to one side, far away from the bottom plate (6), of the second support rib (221).

10. The platinum-rhodium alloy bushing for basalt fiber with annual output of 20000t as claimed in claim 9, wherein: the third supporting ribs (222) evenly separate the discharge spouts (61) on the bottom plate (6).