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CN-224215828-U - Low-loss underground electric furnace capable of carrying out waste heat recovery

CN224215828UCN 224215828 UCN224215828 UCN 224215828UCN-224215828-U

Abstract

The utility model discloses a low-loss underground electric furnace capable of recovering waste heat, which belongs to the technical field of underground electric furnaces and comprises an underground electric furnace, wherein a dust removal box is fixedly connected to the right side of the underground electric furnace, a storage assembly is fixedly connected to the lower end of the front side of the dust removal box, the lower end of the left side of the storage assembly is connected with an inner cavity of the underground electric furnace through a connecting pipeline, a motor is fixedly connected to the upper surface of the dust removal box, and a rotating shaft is fixedly connected to the output end of the motor. This can carry out waste heat recovery's low-loss underground electric stove through setting up dust removal case and filter unit, can filter the flue gas of the different positions in the dust removal case, has ensured that the flue gas that flows through in the dust removal case obtains more comprehensive, careful purification treatment, has effectively reduced the smog granule and to the wearing and tearing degree of each part of device, and then has prolonged the life of device, and simultaneously, whole dust removal efficiency is improved for the flue gas dust content of emission reduces by a wide margin, can satisfy more strict environmental protection standard.

Inventors

  • LI LIMIN
  • LI XIN

Assignees

  • 陕西鑫源恒丰有色金属铸造有限公司

Dates

Publication Date
20260508
Application Date
20250910

Claims (7)

  1. 1. The utility model provides a can carry out waste heat recovery's low-loss underground electric stove, includes underground electric stove (1), dust removal case (2) are connected fixedly on underground electric stove (1) right side, and dust removal case (2) front side lower extreme fixedly connected with store subassembly (3), and store subassembly (3) left side lower extreme through connecting tube with underground electric stove (1) inner chamber is connected, and dust removal case (2) upper surface fixedly connected with motor (5) simultaneously; the method is characterized in that: The output end of the motor (5) is fixedly connected with a rotating shaft (6), the rotating shaft (6) is rotatably arranged inside the dust removal box (2), a connecting plate (19) is arranged on the inner wall of the dust removal box (2) through a reciprocating swing assembly, and a transmission shaft (20) is rotatably arranged inside the connecting plate (19); The dust removal box (2) is fixedly connected with an integrated water tank (24) at the lower end of the right side, the inner wall of the dust removal box (2) is fixedly connected with a fixed plate (9), the upper surface of the fixed plate (9) is fixedly connected with a limit rod (10), and meanwhile, the limit rod (10) is connected with a filtering assembly (13) in a sliding penetrating manner; The filter component (13) is arranged inside the dust removal box (2) in a sliding mode, and the upper surface of the storage component (3) is fixedly connected with a smoke exhaust pipeline (4).
  2. 2. The low-loss underground electric furnace capable of recovering waste heat according to claim 1, wherein a connecting rod (7) is fixedly connected to the surface of the rotating shaft (6), the connecting rod (7) is rotatably arranged inside the dust removal box (2), and an upper lug (8) is fixedly connected to one end, close to the filtering assembly (13), of the lower surface of the connecting rod (7).
  3. 3. The low-loss underground electric furnace capable of recovering waste heat according to claim 2, wherein the upper protruding blocks (8) are symmetrically distributed around the center of the connecting rod (7), the surface of the filtering component (13) is fixedly connected with a fixing column (11), and the upper surface of the fixing column (11) is fixedly connected with a lower protruding block (12).
  4. 4. The low-loss underground electric furnace capable of recovering waste heat according to claim 3, wherein the filter components (13) are distributed on the surface of the fixed column (11) at equal intervals, the surface of the filter components (13) is inclined, and the tail end of the fixed column (11) is fixedly connected with a movable plate (14).
  5. 5. The low-loss underground electric furnace capable of recycling waste heat according to claim 4, wherein a baffle plate (17) is fixedly connected to the inner wall of the dust removal box (2), a sliding rod (15) is fixedly connected to the upper surface of the baffle plate (17), the sliding rod (15) is connected with the moving plate (14) in a sliding penetrating mode, one end of a fixed spring (16) is fixedly connected to the lower surface of the moving plate (14), and the other end of the fixed spring (16) is fixedly connected with the baffle plate (17).
  6. 6. The low-loss underground electric furnace capable of recovering waste heat according to claim 2, wherein a fixed gear (18) is fixedly connected to the surface of the rotating shaft (6), the fixed gear (18) is of a half-gear structure, the reciprocating swing assembly comprises a connecting gear (21) fixedly connected to the surface of the transmission shaft (20), and the connecting gear (21) is meshed with the fixed gear (18).
  7. 7. The low-loss underground electric furnace capable of recycling waste heat according to claim 6, wherein one end of a torsion spring (22) is fixedly connected to the surface of the connecting gear (21), the other end of the torsion spring (22) is fixedly connected with the connecting plate (19), a spray head (23) is fixedly connected to the surface of the transmission shaft (20), the spray head (23) is slidably arranged at the lower end of the connecting plate (19), and the surface of the spray head (23) is communicated with the inner cavity of the integrated water tank (24) through a connecting pipeline penetrating through the outer wall of the connecting plate (19).

Description

Low-loss underground electric furnace capable of carrying out waste heat recovery Technical Field The utility model relates to the technical field of underground electric furnaces, in particular to a low-loss underground electric furnace capable of recovering waste heat. Background The submerged arc reduction electric furnace is a key device for producing ferroalloy (such as ferrosilicon, ferromanganese), calcium carbide, yellow phosphorus and the like in metallurgical engineering, belongs to a large-scale resistance arc furnace, and is characterized in that an electrode is inserted into a furnace material layer to perform submerged arc operation, and ore is heated by resistance heat and electric arc to perform reduction reaction; in the production of the electric furnace, because a large amount of dust-containing gas can be generated, the service life of the electric furnace can be influenced by the fact that the dust-containing gas directly enters the waste heat recovery device, the service life of the waste heat recovery device is often influenced by larger pressure of the gas produced by the electric furnace, and the service life of the waste heat recovery device is also influenced, and meanwhile, the working efficiency of the waste heat recovery device is reduced. In order to overcome the defects, the prior art (China patent with the application number of CN213300877U and the application date of 2021-05-28) is an electric furnace waste heat recovery device, which comprises a buffer box, a cooling box, a water storage tank, an air inlet pipe, an air outlet pipe and a water suction pump, wherein one end of the air inlet pipe is connected with the buffer box, the other end of the air inlet pipe is connected with the cooling box, the water suction pump is respectively connected with the water storage tank and the cooling box through the water inlet pipe, the electric furnace waste heat recovery device can effectively prevent incomplete cooling through arranging a cooling layer and a detection layer and controlling an electromagnetic valve through a thermal sensor, the buffer box is arranged, gas reaches the buffer purpose through a sliding push plate and a buffer spring, and the aim of convenient dust prevention is achieved through arranging a second dust prevention filter screen. The device can not ensure that the flue gas can be sufficiently filtered in the use process, so that a large amount of particles can cause damage such as abrasion and blockage to the waste heat recovery equipment, the heat exchange efficiency is reduced, the recovered heat is directly reduced, and a large amount of waste heat which can be utilized originally is dissipated along with the flue gas, thereby increasing energy waste and further obviously reducing the overall energy utilization efficiency of the underground electric furnace. Disclosure of utility model The utility model aims to provide a low-loss underground electric furnace capable of carrying out waste heat recovery, which aims to solve the problems that in the background technology, the flue gas cannot be sufficiently filtered, a great amount of particles can cause damage such as abrasion and blockage to waste heat recovery equipment, so that the heat exchange efficiency is reduced, the recovered heat is directly reduced, a great amount of waste heat which can be utilized originally is dissipated along with the flue gas, the energy waste is increased, and the overall energy utilization efficiency of the underground electric furnace is obviously reduced. The low-loss underground electric furnace capable of recovering waste heat comprises an underground electric furnace, wherein the right side of the underground electric furnace is fixedly connected with a dust removing box, the lower end of the front side of the dust removing box is fixedly connected with a storage component, the lower end of the left side of the storage component is connected with an inner cavity of the underground electric furnace through a connecting pipeline, the upper surface of the dust removing box is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating shaft, the rotating shaft is rotatably arranged in the dust removing box, the inner wall of the dust removing box is provided with a connecting plate through a reciprocating swinging component, the inside of the connecting plate is rotatably provided with a transmission shaft, the lower end of the right side of the dust removing box is fixedly connected with an integrated water tank, the inner wall of the dust removing box is fixedly connected with a fixing plate, the upper surface of the fixing plate is fixedly connected with a limiting rod, the limiting rod is fixedly connected with a filter component in a sliding and penetrating manner, the filter component is slidably arranged in the dust removing box, and the upper surface of the storage component is fixedly connected with a smoke discharging pip