CN210892682U

CN210892682U - Smelting furnace of high security

Info

Publication number: CN210892682U
Application number: CN201922017697.4U
Authority: CN
Inventors: 胡雷; 于化军; 孙会平; 李永国; 董春兰; 尹燕义; 窦方臣; 孙会国
Original assignee: Jinan Pingyin Tiangong Casting Co ltd
Current assignee: Jinan Pingyin Tiangong Casting Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-06-30
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a smelting furnace of high security belongs to the technical field of casting machinery, its technical scheme main points are including furnace body and furnace frame, the furnace body sets up on the furnace frame, be provided with the furnace mouth on the furnace body, the furnace body top surface is provided with the bell, the furnace body top is provided with smoking device, smoking device includes the suction fan, aspiration channel and suction hood, the suction hood cover is established in the furnace body top, aspiration channel one end and suction hood intercommunication, the other end and suction fan intercommunication are provided with adsorption component on the aspiration channel, reach the effect that improves the security of smelting furnace.

Description

Smelting furnace of high security

Technical Field

The utility model relates to a technical field of casting machinery, in particular to smelting furnace of high security.

Background

Casting is a method in which liquid metal is cast into a casting cavity that conforms to the shape of a part, and after it is cooled and solidified, a part or a blank is obtained. Before casting, metal is added into a smelting furnace, the metal is smelted into liquid, and then the liquid metal is used for casting.

The smelting furnace includes furnace body, furnace frame, flexible arm, and the furnace body setting is on the furnace frame, and one side of furnace body is articulated with the furnace frame, and flexible arm sets up in furnace body one side, and the top of flexible arm is articulated with the furnace body, and the bottom of flexible arm is articulated with the furnace frame, and furnace body top surface opening, furnace body top surface are provided with the bell, and the side top that flexible arm was kept away from to the furnace body is provided with the furnace mouth.

The above prior art solutions have the following drawbacks: in the process of smelting metal, components harmful to human bodies are mixed in the generated high-temperature hot gas, so that casting heat is easily generated by operators, and the smelting process of the smelting furnace has serious potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smelting furnace of high security reaches the effect that improves the security of smelting furnace.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a smelting furnace of high security, includes furnace body and furnace frame, and the furnace body setting is provided with the fire door on the furnace body on the furnace frame, and the furnace body top surface is provided with the bell, and the furnace body top is provided with smoke suction device, and smoke suction device includes suction fan, aspiration channel and suction hood, and the suction hood cover is established in the furnace body top, aspiration channel one end and suction hood intercommunication, the other end and suction fan intercommunication are provided with adsorption component on the aspiration channel.

Through adopting above-mentioned technical scheme, at the in-process of smelting the metal, the high temperature steam that produces when the suction fan will be smelted inhales the aspiration channel from the suction hood in, through adsorption component's adsorption process on the aspiration channel, makes the harmful component that is mingled with in the high temperature steam adsorbed on adsorption component to prevent that the harmful component in the high temperature steam from causing the harm to operating personnel's health, greatly improved the security of smelting furnace production process.

The utility model discloses further set up to: the adsorption component comprises an adsorption box and an adsorption sheet, the adsorption sheet is positioned in the adsorption box, and the suction pipe is communicated with two ends of the adsorption box.

Through adopting above-mentioned technical scheme, in high temperature steam flowed into the adsorption tank, harmful component that is mingled with in the high temperature steam can be absorbed by the absorption piece in the adsorption tank to reduce harmful gas's in the high temperature steam content, made high temperature gas's emission safer, avoided causing the injury to operating personnel's health.

The utility model discloses further set up to: the adsorption assembly further comprises an adsorption frame, the adsorption box is provided with jacks, the adsorption frame is vertically inserted into the jacks, and the adsorption frame and the adsorption sheet are detachably and fixedly connected.

By adopting the technical scheme, after enough harmful gas is adsorbed on the adsorption sheet, the adsorption sheet needs to be replaced in order to ensure the adsorption strength of the adsorption sheet. After the adsorption frame is arranged, the adsorption frame and the adsorption pieces can be taken out from the jack, the adsorption pieces are taken down from the adsorption frame, new adsorption pieces are installed on the adsorption frame, the adsorption frame and the new adsorption pieces are placed into the adsorption box from the jack, the adsorption pieces are replaced, and the replacement process of the adsorption pieces is more convenient and easy to operate.

The utility model discloses further set up to: the adsorption frame is provided with two layers, the adsorption sheet is clamped between the two layers of adsorption frames, fixing holes are formed in the adsorption frames, fixing bolts penetrate through the fixing holes, and fixing nuts are connected to the fixing bolts through threads.

Through adopting above-mentioned technical scheme, the adsorption piece is located between two-layer absorption frame, and reuse fixing bolt and fixation nut fix two-layer absorption frame to make the adsorption piece tightly pressed from both sides between two-layer absorption frame, make the installation of adsorption piece on the absorption frame more firm, also be convenient for change the adsorption piece.

The utility model discloses further set up to: and a circle of check curtains are fixedly arranged at the bottom end of the air suction cover.

Through adopting above-mentioned technical scheme, set up the check curtain and play the effect of sheltering from to the high temperature steam that produces when smelting, make more high temperature steam can both be inhaled in the cover that induced drafts, avoid a large amount of high temperature steam loss to the air in, prevent to cause the harm to operating personnel's health, further improved the security of smelting furnace production process.

The utility model discloses further set up to: the furnace mouth below sets up and connects the silo, connects silo below fixedly connected with drainage tube.

Through adopting above-mentioned technical scheme, the smelting furnace is empting the in-process, because there is certain distance between furnace mouth and the ladle casting, makes the metal liquid of high temperature take place to splash when directly empting easily, has serious potential safety hazard. The setting connects silo and drainage tube, makes the metal liquid of high temperature can both be accepted in connecing the silo to flow into the casting ladle along the drainage tube, reduced the smelting furnace and taken place the possibility that splashes at the in-process of empting, improved the security of smelting furnace at the in-process of empting.

The utility model discloses further set up to: the inner sides of the material receiving groove and the drainage tube are fixedly connected with a high-temperature resistant layer.

Through adopting above-mentioned technical scheme, because the metal liquid temperature is very high, when connecing silo and drainage tube to flow for a long time, can make the material that connects silo and drainage tube receive the destruction to the influence connects the life and the durable degree of silo and drainage tube. Connect silo and drainage tube inside to set up high temperature resistant layer, avoid the metal liquid of high temperature and connect silo, drainage tube's direct contact, play the guard action to butt joint silo and drainage tube, prolonged the life who connects silo and drainage tube.

The utility model discloses further set up to: the material receiving groove is fixedly provided with a vertical baffle, the cross section of the baffle is U-shaped, and the opening faces the direction of the furnace mouth.

Through adopting above-mentioned technical scheme, set up the baffle on connecing the silo, make the smelting furnace when empting the furnace mouth by keeping off in the inboard of baffle, avoid the metal liquid to empty and splash on operating personnel's the body when connecing the silo, further reduced the smelting furnace and took place the possibility that splashes at empting the in-process to improve the security of smelting furnace at empting the process once more.

To sum up, the utility model discloses a beneficial technological effect does:

1. a smoke absorbing device is arranged above the smelting furnace, and the smoke absorbing device is communicated with an adsorption component, so that the smoke absorbing device absorbs high-temperature hot gas generated during smelting, and harmful components mixed in the high-temperature hot gas are adsorbed on the adsorption component, thereby preventing the body of an operator from being damaged, and improving the safety of the production process of the smelting furnace;

2. the adsorption box is provided with the insertion hole, and the adsorption frame and the adsorption sheet are inserted into the insertion hole, so that the adsorption sheet can be replaced conveniently, and the adsorption strength of the adsorption sheet is ensured;

3. the bottom end of the air suction cover is provided with a circle of baffle curtains, so that high-temperature hot gas generated during smelting is shielded, a large amount of high-temperature hot gas is prevented from being dissipated into air, and the safety of the production process of the smelting furnace is further improved;

4. set up in furnace mouth below and connect silo and drainage tube, play to accept and guide the effect from the metal liquid that the furnace mouth flows down, make the metal liquid in the furnace body flow in from the furnace mouth and connect the silo in, in the direct inflow casting package of drainage tube in the silo is connect again to the follow, reduced the smelting furnace and in empting the possibility that the in-process takes place to splash, improved the security of smelting furnace in the process of empting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view for showing the structure of the furnace body;

FIG. 3 is a partial structural view for showing an adsorption module;

fig. 4 is an exploded view for showing the attachment structure of the adsorption frame and the adsorption sheet.

In the figure, 1, a furnace body; 11. a furnace cover; 2. a furnace frame; 3. a telescopic arm; 4. a furnace mouth; 5. a material receiving groove; 51. a baffle plate; 6. a drainage tube; 7. a high temperature resistant layer; 8. a smoking device; 81. a suction fan; 82. an air suction pipe; 83. an air suction hood; 831. a curtain; 9. an adsorption component; 91. an adsorption tank; 911. a jack; 92. an adsorption frame; 921. a fixing hole; 922. a yielding groove; 923. a handle; 924. fixing the bolt; 925. fixing a nut; 93. an adsorption sheet; 10. and (4) casting a ladle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a high-safety smelting furnace includes a furnace body 1, a furnace frame 2, a smoke absorbing device 8 and an adsorption component 9, wherein the furnace body 1 is located above the furnace frame 2, the smoke absorbing device 8 is arranged on the furnace body 1, and the adsorption component 9 is arranged on the smoke absorbing device 8.

Referring to fig. 2, the furnace body 1 is cylindrical and has an opening on the top surface, the furnace cover 11 is arranged on the top surface of the furnace body 1, the top end of the side surface of the furnace body 1 is provided with a furnace mouth 4, the furnace mouth 4 is communicated with the opening on the top surface of the furnace body 1, the position of the furnace body 1 below the furnace mouth 4 is hinged to the furnace frame 2, the length direction of the hinged shaft is in the horizontal direction, two telescopic arms 3 are symmetrically arranged on the circumferential surface of the furnace body 1 and are respectively located on two sides of the furnace mouth 4, the top ends of the telescopic arms 3 are hinged to the top end of the furnace body 1.

When the smelting furnace works, the furnace cover 11 covers the furnace body 1 and plays a role in sealing the metal liquid in the furnace body 1; when the metal liquid in the smelting furnace needs to be poured out, the furnace cover 11 is opened, the piston rod of the telescopic arm 3 extends out, the furnace body 1 rotates on the furnace frame 2 around the hinged shaft, and the furnace mouth 4 faces downwards, so that the liquid metal is poured out of the furnace mouth 4.

Referring to fig. 1 and 2, the smoking device 8 includes a suction fan 81, a suction pipe 82 and a suction hood 83, the suction fan 81 is disposed on one side of the furnace frame 2, the suction hood 83 is covered above the furnace body 1 and is fixedly connected with the furnace frame 2, the bottom end of the suction hood 83 is flared, one end of the suction pipe 82 is communicated with the top end of the suction hood 83, the other end of the suction pipe is communicated with the outlet of the suction fan 81, and the bottom end of the suction hood 83 is fixedly connected with a ring of blocking curtains 831.

Referring to fig. 3 and 4, the adsorption assembly 9 includes an adsorption tank 91, an adsorption frame 92 and an adsorption sheet 93, two ends of the adsorption tank 91 in the length direction are communicated with the air suction pipe 82, the cross section of the adsorption tank 91 is rectangular, a strip-shaped jack 911 is formed in the top surface of the adsorption tank 91, the length direction of the jack 911 is the same as the width direction of the adsorption tank 91, and the length of the jack 911 is the same as the width of the inner side of the adsorption tank 91; the longitudinal section of the adsorption frame 92 is rectangular, a plurality of groups of adsorption frames 92 are arranged, two layers of adsorption frames 92 are arranged in each group, the adsorption frames 92 are vertically inserted into the jacks 911, and is used by matching with the jack 911, the bottom surface of the adsorption frame 92 is abutted against the bottom surface of the adsorption box 91, the top surface of the adsorption frame 92 is flush with the top surface of the adsorption box 91, the top surface of the adsorption frame 92 is fixedly connected with a handle 923, four abdicating grooves 922 are arranged on the side surfaces of the two layers of adsorption frames 92 which are mutually deviated, the four abdicating grooves 922 are respectively positioned on four corners of the adsorption frame 92, the abdicating groove 922 penetrates through the end face of the adsorption frame 92, a fixing hole 921 penetrating through the thickness of the adsorption frame 92 is formed in the abdicating groove 922, a fixing bolt 924 penetrates through the fixing hole 921, a fixing nut 925 is sleeved on the fixing bolt 924, the fixing nut 925 is in threaded connection with the fixing bolt 924, and the end head of the fixing bolt 924 and the fixing nut 925 are respectively positioned in the limiting grooves of the two layers of the adsorption frame 92; each group of adsorption frames 92 is provided with an adsorption sheet 93, the adsorption sheets 93 are vertically arranged between the two layers of adsorption frames 92, the longitudinal sections of the adsorption sheets 93 are rectangular, the size of the longitudinal sections of the adsorption sheets 93 is larger than that of the central opening of the adsorption frame 92, and the adsorption sheets 93 are located between the fixing holes 921 at the four corners of the adsorption frames 92.

In the process of smelting the metal, the high-temperature gas of production is kept off in the inside of check curtain 831, the hair-dryer with the high-temperature gas in the check curtain 831 inhale in the cover 83 that induced drafts, and along the cover 83 that induced drafts get into in aspiration channel 82, high-temperature gas flows in adsorption tank 91 along aspiration channel 82 in, harmful component that is mingled with in the high-temperature gas is adsorbed on the adsorption plate 93 in adsorption tank 91, harmful gas's content among the high-temperature gas has been reduced by a wide margin, make high-temperature gas's emission safer, avoid harmful component that is mingled with in the high-temperature gas to cause the harm to operating personnel's health, the security of smelting furnace production process has been improved.

When the suction sheet 93 needs to be replaced, an operator holds the handle 923, takes the suction frame 92 and the suction sheet 93 out of the insertion hole 911, rotates the fixing nut 925 to take the fixing nut 925 off the fixing bolt 924 and take the fixing bolt 924 out of the fixing hole 921, takes the suction sheet 93 out of the middle of the two suction frames 92, puts a new suction sheet 93 between the two suction frames 92, penetrates the fixing hole 921 of the two suction frames 92 again with the fixing bolt 924, and then screws the fixing nut 925 on the fixing bolt 924, so that a new suction layer is clamped between the two suction frames 92, and reinserts the suction frame 92 and the new suction layer into the insertion hole 911, thereby completing the replacement process of the suction layer.

Referring to fig. 2, the below of stokehold 4 is provided with connects silo 5, connect silo 5 to be located one side of furnace body 1, connect silo 5 top surface opening, the top surface that connects silo 5 is provided with vertical baffle 51, the transversal U-shaped and opening orientation stokehold 4 direction of personally submitting of baffle 51, the bottom that connects silo 5 is the throat form, the bottom fixedly connected with drainage tube 6 that connects silo 5, the length direction of drainage tube 6 is along the direction of keeping away from furnace body 1, and drainage tube 6 is downward along the lopsidedness of keeping away from furnace body 1, the top of drainage tube 6 with connect the bottom intercommunication of silo 5, the longitudinal section of drainage tube 6 is circularly, connect fixedly connected with high temperature resistant layer 7 in silo 5 and the drainage tube 6.

Smelting furnace is when empting, furnace mouth 4 is kept off the inboard at baffle 51, the metal liquid in the smelting furnace flows down along furnace mouth 4, and fall into and connect the silo 5 in, then flow into in drainage tube 6 along the incline direction that connects silo 5 side, the metal liquid of drainage tube 6 flows to the one side of keeping away from furnace body 1 along the incline direction of drainage tube 6, and fall into pouring ladle 10 along the export of drainage tube 6, splash to operating personnel's on one's body when avoiding metal liquid to empty, the security of smelting furnace in the process of empting has been improved.

The implementation principle of the embodiment is as follows: when the smelting furnace works, the furnace cover 11 covers the furnace body 1, high-temperature gas generated during smelting is blocked inside the retaining curtain 831, the blower sucks the high-temperature gas in the retaining curtain 831 into the air suction cover 83 and enters the air suction pipe 82 along the air suction cover 83, the high-temperature gas flows into the adsorption box 91 along the air suction pipe 82, harmful components mixed in the high-temperature gas are adsorbed on the adsorption sheets 93 in the adsorption box 91, the harmful components mixed in the high-temperature gas are prevented from damaging the bodies of operators, and the safety of the production process of the smelting furnace is improved; smelting furnace is when empting, the piston rod of flexible arm 3 stretches out, make furnace body 1 rotate on furnace frame 2 round the articulated shaft, and make furnace mouth 4 down and furnace mouth 4 kept off the inboard at baffle 51, metallic liquid flows down and falls into along furnace mouth 4 and connects in silo 5, then flow into in drainage tube 6 along the incline direction that connects silo 5 side, and in the incline direction inflow casting package 10 along drainage tube 6, splash to operating personnel's on one's body when avoiding metallic liquid to empty, the security of smelting furnace in the process of empting has been improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a smelting furnace of high security, includes furnace body (1) and furnace frame (2), and furnace body (1) sets up on furnace frame (2), is provided with furnace mouth (4) on furnace body (1), and furnace body (1) top surface is provided with bell (11), its characterized in that: the furnace body (1) top is provided with smoke absorption device (8), and smoke absorption device (8) include suction fan (81), aspiration channel (82) and induced draft cover (83), and induced draft cover (83) cover is established in furnace body (1) top, and aspiration channel (82) one end and induced draft cover (83) intercommunication, the other end and suction fan (81) intercommunication are provided with adsorption component (9) on aspiration channel (82).

2. A high safety smelting furnace according to claim 1, characterized in that: adsorption component (9) are including adsorbing case (91) and adsorption piece (93), and adsorption piece (93) are located adsorbing case (91), and aspiration channel (82) communicate with the both ends of adsorbing case (91).

3. A high safety smelting furnace according to claim 1, characterized in that: the adsorption component (9) further comprises an adsorption frame (92), a jack (911) is formed in the adsorption box (91), the adsorption frame (92) is vertically inserted into the jack (911), and the adsorption frame (92) is fixedly connected with the adsorption sheet (93) in a detachable mode.

4. A high safety smelting furnace according to claim 3, characterized in that: the adsorption frame (92) is provided with two layers, the adsorption sheet (93) is clamped between the two layers of adsorption frames (92), a fixing hole (921) is formed in each adsorption frame (92), a fixing bolt (924) penetrates through each fixing hole (921), and a fixing nut (925) is connected to each fixing bolt (924) in a threaded mode.

5. A high safety smelting furnace according to claim 1, characterized in that: the bottom end of the air suction cover (83) is fixedly provided with a ring of retaining curtains (831).

6. A high safety smelting furnace according to claim 1, characterized in that: the furnace mouth (4) below sets up and connects silo (5), connects silo (5) below fixedly connected with drainage tube (6).

7. A high safety smelting furnace according to claim 6, characterized in that: the inner sides of the material receiving groove (5) and the drainage tube (6) are fixedly connected with a high temperature resistant layer (7).

8. A high safety smelting furnace according to claim 6, characterized in that: the material receiving groove (5) is fixedly provided with a vertical baffle (51), the cross section of the baffle (51) is U-shaped, and the opening faces the direction of the furnace mouth (4).