Novel zinc melting furnace

Abstract

The utility model relates to the technical field of smelting furnaces, in particular to a novel zinc smelting furnace. Floating impurities can be scraped off, impurities entering a casting mold are reduced, use is convenient and fast, and operation safety is high. Comprising a smelting furnace body, a crucible is arranged in the smelting furnace body, a pouring nozzle is arranged on the crucible, an impurity scraping assembly is installed at the pouring nozzle, the impurity scraping assembly comprises a rotating shaft rotationally installed at the pouring nozzle, a filter plate fixedly installed on the rotating shaft and a semicircular groove formed in the bottom of the filter plate, and tooth grooves which are evenly distributed are formed in the filter plate and the semicircular groove. The semicircular groove is located in the side, close to the pouring nozzle, of the filter plate. The rotating shaft is sleeved with a torsional spring and is elastically connected with the pouring nozzle through the torsional spring; a shifting handle is fixedly mounted at the top of the filter plate; a heat-resistant pad is mounted on the shifting handle; a rotating rod is rotationally mounted in the semicircular groove, and a plurality of material removing rods are arranged on the rotating rod; driven wheels are mounted at the two ends of the rotating rod, a driving shaft is rotationally mounted at the pouring nozzle, and driving wheels corresponding to the driven wheels are arranged on the driving shaft.

Description

Technical Field

[0001] The utility model relates to the technical field of melting furnaces, in particular to a novel zinc melting furnace. Background Art

[0002] As we all know, at present, zinc melting furnace, as a zinc melting device, has been used by some manufacturers in the smelting process of metal zinc; in the operation of zinc melting furnace, it is necessary to equip the corresponding zinc melting furnace transformer to ensure the rated voltage and current are transmitted to the zinc melting furnace, maintain the stability of the molten zinc temperature, and avoid the volatilization of zinc due to excessive temperature. However, this zinc melting furnace consumes a lot of electricity and high energy consumption per unit mass, so some manufacturers use gas melting furnace.

[0003] For example, a Chinese utility model patent discloses a high-power central furnace with high safety performance (publication (announcement) number CN216245506U), including a furnace body and a furnace crucible with a bottom arranged in the furnace body, a gap between the inner bottom end of the furnace body and the bottom end of the furnace crucible, a ventilation pipe is arranged in the furnace body and both ends of the ventilation pipe are connected to the furnace body, an igniter is arranged at the inner bottom end of the furnace body, one end of the ventilation pipe is arranged at the inner center of the furnace body, the other end of the ventilation pipe extends away from the furnace body, and the end of the ventilation pipe away from the furnace body is connected to a natural gas pipeline. It realizes the function of using natural gas to heat and provide heat by connecting the furnace body through a natural gas pipeline, solving the defect of not being able to meet the alloy solution needs of all machines in the workshop.

[0004] However, when the inventors implemented this device, they found the following defects: after the zinc ingot is melted, a layer of impurities will float on the surface of the molten zinc liquid, which affects the quality of the molded workpiece during casting. It is often removed manually, but manual removal has the potential safety hazard of causing scalding accidents due to improper operation, and has certain limitations in use. Utility Model Content

[0005] Technical issues

[0006] In view of the deficiencies in the prior art, the utility model provides a novel zinc melting furnace which can scrape off floating impurities and reduce the amount of impurities entering into a casting mold, is easy to use, and has high operating safety.

[0007] Technical Solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of zinc melting furnace, including a furnace body, a crucible is arranged in the furnace body, a pouring nozzle is arranged on the crucible, a scraper assembly is installed at the pouring nozzle, the scraper assembly includes a rotating shaft rotatably installed at the pouring nozzle, a filter plate fixedly installed on the rotating shaft and a semicircular groove arranged at the bottom of the filter plate, the filter plate and the semicircular groove are both provided with uniformly distributed tooth grooves, and the semicircular groove is located on the side of the filter plate adjacent to the pouring nozzle; further, when the filter plate is in a naturally vertical hanging state, the filter plate is perpendicular to the flow direction of the molten zinc liquid at the pouring nozzle.

[0009] As a preferred solution, a torsion spring is sleeved on the rotating shaft, and the rotating shaft is elastically connected to the pouring nozzle through the torsion spring; further, under the action of the torsion spring, the filter plate and the semicircular groove are moved closer to one side of the pouring nozzle.

[0010] As a preferred solution, a handle is fixedly mounted on the top of the filter plate.

[0011] As a preferred solution, a heat-resistant pad is installed on the handle; further, the heat-resistant pad can be an equivalent pad with good heat insulation effect, such as a ceramic fiber pad.

[0012] As a preferred solution, a rotating rod is rotatably installed in the semicircular groove, and a plurality of material-removing rods are provided on the rotating rod; driven wheels are installed at both ends of the rotating rod, a driving shaft is rotatably installed at the pouring nozzle, and a driving wheel arranged corresponding to the driven wheel is provided on the driving shaft; a hand-cranked wheel is fixedly installed on one end of the driving shaft.

[0013] As a preferred solution, it also includes a trolley, wherein the upper and middle part of the furnace body is rotatably connected to the trolley, and handles are installed on both sides of the furnace body near the rotatable connection between the furnace body and the trolley.

[0014] As a preferred solution, a cover plate is installed above the pouring nozzle, and the cover plate is detachably connected to the pouring nozzle by bolts.

[0015] As a preferred solution, the width of the filter plate matches the width of the inner wall of the pouring nozzle, and the semicircular groove is located in the upper middle part of the pouring nozzle.

[0016] Beneficial Effects

[0017] Compared with the prior art, the utility model provides a novel zinc melting furnace, which has the following beneficial effects: when the novel zinc melting furnace is pouring molten zinc, impurities on the upper part of the zinc liquid are intercepted by the filter plate, and the zinc liquid flows through the tooth grooves, and impurities floating on the upper layer of the zinc liquid are scraped off, and the scraped impurities fall into the semicircular groove, which effectively reduces the entry of impurities into the casting mold. The utility model is convenient to use, does not require manual operation, effectively avoids the occurrence of scalding accidents, and has high operational safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0020] Figure 3 The utility model Figure 2 Schematic diagram of the cross-section structure at AA in the middle;

[0021] Figure 4 The utility model Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0022] Figure 5 The utility model Figure 2 A schematic diagram of the partially enlarged structure at B in the middle;

[0023] Figure 6 The utility model Figure 3 A schematic diagram of the partially enlarged structure at C in the middle;

[0024] Markings in the attached drawings: 1. furnace body; 2. crucible; 3. pouring nozzle; 4. rotating shaft; 5. filter plate; 6. semicircular groove; 7. tooth groove; 8. torsion spring; 9. handle; 10. heat-resistant pad; 11. rotating rod; 12. material removal rod; 13. driven wheel; 14. driving shaft; 15. driving wheel; 16. hand wheel; 17. cart; 18. handle; 19. cover plate. DETAILED DESCRIPTION

[0025] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0026] As described in the background technology, a high-power central melting furnace with high safety performance; after the zinc ingot is melted, a layer of impurities will float on the surface of the molten zinc liquid, which affects the quality of the formed workpiece when the workpiece is cast. It is often removed manually, but manual removal has the potential safety hazard of scalding accidents caused by improper operation, and has certain limitations in use.

[0027] In order to solve this technical problem, the utility model provides a novel zinc melting furnace, which is used for melting zinc ingots.

[0028] Specifically, please refer to Figure 1-6The novel zinc melting furnace specifically comprises: a furnace body 1, a crucible 2 is arranged in the furnace body 1, a pouring nozzle 3 is arranged on the crucible 2, a scraper assembly is installed at the pouring nozzle 3, the scraper assembly comprises a rotating shaft 4 rotatably installed at the pouring nozzle 3, a filter plate 5 fixedly installed on the rotating shaft 4 and a semicircular groove 6 arranged at the bottom of the filter plate 5, the filter plate 5 and the semicircular groove 6 are both provided with uniformly distributed tooth grooves 7, and the semicircular groove 6 is located on the side of the filter plate 5 adjacent to the pouring nozzle 3; further, when the filter plate 5 is in a naturally vertical hanging state, the filter plate 5 is perpendicular to the flow direction of the molten zinc liquid at the pouring nozzle 3.

[0029] The novel zinc melting furnace provided by the utility model has the following advantages: when pouring molten zinc liquid, impurities on the upper part of the zinc liquid are intercepted by the filter plate 5, and the zinc liquid flows through the tooth groove 7, and impurities floating on the upper layer of the zinc liquid are scraped off, and the scraped impurities fall into the semicircular groove 6, which effectively reduces the impurities from entering the casting mold. The utility model is convenient to use, does not require manual operation, effectively avoids the occurrence rate of scalding accidents, and has high operation safety; when it is necessary to clean the impurities in the semicircular groove 6, the filter plate 5 is rotated from a vertical state to a horizontal state, so that the opening of the semicircular groove 6 is rotated from the upper side to the pouring nozzle 3, so that the impurities are discharged.

[0030] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0031] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0032] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0033] Example 1

[0034] Please refer to Figure 3-6 A new type of zinc melting furnace, a torsion spring 8 is sleeved on the rotating shaft 4, and the rotating shaft 4 is elastically connected to the pouring nozzle 3 through the torsion spring 8; further, under the action of the torsion spring 8, the filter plate 5 and the semicircular groove 6 are close to the pouring nozzle 3; a handle 9 is fixedly installed on the top of the filter plate 5; a heat-resistant pad 10 is installed on the handle 9; further, the heat-resistant pad 10 can adopt an equivalent pad with good heat insulation effect such as a ceramic fiber pad.

[0035] The novel zinc melting furnace provided in the present embodiment can prevent the filter plate 5 from excessively rotating and shifting during the impact of the zinc liquid on the filter plate 5 under the action of the torsion spring 8, so that the filter plate 5 and the semicircular groove 6 can maintain normal filtration and retention of impurities on the upper layer of the zinc liquid; when the pouring operation is completed, the operator turns the handle 9 to the side of the pouring nozzle 3 to rotate the filter plate 5 from a vertical state to a horizontal state, thereby facilitating the discharge of impurities accumulated in the semicircular groove 6; and the heat-resistant pad 10 can prevent the operator from direct contact with the heated handle 9, thereby preventing the operator from being scalded.

[0036] Example 2

[0037] The novel zinc melting furnace provided in Example 1 is further optimized. Specifically, Figure 3-6 As shown, a rotating rod 11 is rotatably installed in the semicircular groove 6, and a plurality of material-removing rods 12 are provided on the rotating rod 11; driven wheels 13 are installed at both ends of the rotating rod 11, and a driving shaft 14 is rotatably installed at the pouring nozzle 3, and a driving wheel 15 arranged corresponding to the driven wheel 13 is provided on the driving shaft 14; a hand-cranked wheel 16 is fixedly installed at one end of the driving shaft 14.

[0038] The novel zinc melting furnace provided in the present embodiment, when it is necessary to remove impurities in the semicircular groove 6, the filter plate 5 rotates to a horizontal state, at which time the driving wheel 15 and the driven wheel 13 are in close contact, and the operator rotates the hand wheel 16, the hand wheel 16 drives the driving shaft 14 and the driving wheel 15 to rotate, and the driving wheel 15 drives the driven wheel 13 to rotate, so that the rotating rod 11 drives the ejecting rod 12 to rotate, and the ejecting rod 12 removes the impurities accumulated in the semicircular groove 6, further improving the convenience of cleaning the impurities in the semicircular groove 6, and effectively reducing the residual impurities in the semicircular groove 6, thereby improving the cleaning efficiency and effect of the impurities in the semicircular groove 6.

[0039] Example 3

[0040] The new zinc melting furnace provided in Example 2 is further optimized, as follows: Figure 1-3 As shown, a trolley 17 is also included. The upper and middle part of the furnace body 1 is rotatably connected to the trolley 17 . Handles 18 are installed on both sides of the furnace body 1 near the rotatable connection between the furnace body 1 and the trolley 17 .

[0041] In the novel zinc melting furnace provided in the present embodiment, during the process of pouring molten zinc into the mold, the operator pushes the handle 18 to rotate the furnace body 1 around the trolley 17, and the pouring nozzle 3 tilts toward one side of the mold, and the molten zinc in the crucible 2 automatically flows into the mold under the action of gravity, thereby improving the convenience of pouring the molten zinc.

[0042] Specifically, a cover plate 19 is installed above the pouring nozzle 3, and the cover plate 19 is detachably connected to the pouring nozzle 3 by bolts; the cover plate 19 can reduce external debris from falling into the pouring nozzle 3 and reduce heat loss.

[0043] Specifically, the width of the filter plate 5 matches the width of the inner wall of the pouring nozzle 3, and the semicircular groove 6 is located in the upper middle part of the pouring nozzle 3. Through the above arrangement, the filter plate 5 can filter the impurities of the zinc liquid flowing through the pouring nozzle 3 normally, while allowing the filter plate 5 to move freely in the pouring nozzle 3. The semicircular groove 6 is located in the upper middle part of the pouring nozzle 3, which can avoid obstruction to the zinc liquid flowing through the pouring nozzle 3 and can effectively remove impurities in the upper layer of the zinc liquid.

[0044] The use process of the new zinc melting furnace provided by the utility model is as follows: when pouring molten zinc liquid, impurities on the upper part of the zinc liquid are intercepted by the filter plate 5, and the zinc liquid flows through the tooth groove 7 to scrape off the impurities floating on the upper layer of the zinc liquid, and the scraped impurities fall into the semicircular groove 6. When the pouring operation is completed, the operator pushes the handle 9 to the side of the pouring nozzle 3 to rotate the filter plate 5 from a vertical state to a horizontal state. At this time, the driving wheel 15 and the driven wheel 13 are in close contact. The operator rotates the hand wheel 16, and the hand wheel 16 drives the driving shaft 14 and the driving wheel 15 to rotate, and the driving wheel 15 drives the driven wheel 13 to rotate, so that the rotating rod 11 drives the ejecting rod 12 to rotate, and the ejecting rod 12 removes the impurities accumulated in the semicircular groove 6; the impurity removal operation in the zinc liquid is completed.

[0045] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection 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 specific circumstances.

[0046] Obviously, the embodiments described above are only some embodiments of the utility model, rather than all embodiments. The preferred embodiments of the utility model are given in the accompanying drawings, but they do not limit the patent scope of the utility model. The utility model can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. Although the utility model is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the utility model specification and the accompanying drawings, directly or indirectly used in other related technical fields, is also within the scope of patent protection of the utility model.

Claims

1. A new type of zinc melting furnace, characterized in that: The invention comprises a furnace body (1), wherein a crucible (2) is arranged in the furnace body (1), a pouring nozzle (3) is arranged on the crucible (2), a scraping assembly is installed at the pouring nozzle (3), and the scraping assembly comprises a rotating shaft (4) rotatably installed at the pouring nozzle (3), a filter plate (5) fixedly installed on the rotating shaft (4), and a semicircular groove (6) arranged at the bottom of the filter plate (5), and the filter plate (5) and the semicircular groove (6) are both provided with uniformly distributed tooth grooves (7), and the semicircular groove (6) is located on the side of the filter plate (5) adjacent to the pouring nozzle (3).

2. The novel zinc melting furnace according to claim 1 is characterized in that: A torsion spring (8) is sleeved on the rotating shaft (4), and the rotating shaft (4) is elastically connected to the pouring nozzle (3) via the torsion spring (8).

3. The novel zinc melting furnace according to claim 2 is characterized in that: A handle (9) is fixedly mounted on the top of the filter plate (5).

4. The novel zinc melting furnace according to claim 3 is characterized in that: A heat-resistant pad (10) is installed on the dial handle (9).

5. The novel zinc melting furnace according to claim 4 is characterized in that: A rotating rod (11) is rotatably mounted in the semicircular groove (6), and a plurality of material-removing rods (12) are provided on the rotating rod (11); driven wheels (13) are installed at both ends of the rotating rod (11); a driving shaft (14) is rotatably mounted at the pouring nozzle (3), and a driving wheel (15) arranged corresponding to the driven wheel (13) is provided on the driving shaft (14); and a hand-cranked wheel (16) is fixedly mounted on one end of the driving shaft (14).

6. The novel zinc melting furnace according to claim 1 is characterized in that: It also includes a trolley (17), the upper and middle part of the furnace body (1) is rotatably connected to the trolley (17), and handles (18) are installed on both sides of the furnace body (1) near the rotatable connection between the furnace body (1) and the trolley (17).

7. The novel zinc melting furnace according to claim 1 is characterized in that: A cover plate (19) is installed above the pouring nozzle (3), and the cover plate (19) is detachably connected to the pouring nozzle (3) via bolts.

8. The novel zinc melting furnace according to claim 7 is characterized in that: The width of the filter plate (5) matches the width of the inner wall of the pouring nozzle (3), and the semicircular groove (6) is located in the upper middle part of the pouring nozzle (3).

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