CN220771926U - High-purity calcium oxide calcining kiln - Google Patents

Abstract

The utility model is suitable for the technical field of calcium oxide calcination, and provides a high-purity calcium oxide calcination kiln, which comprises a kiln body and a fan arranged on the side wall of the kiln body, wherein a transmission pipe is arranged on the side wall of the kiln body, one end of the transmission pipe is communicated with the kiln body, the other end of the transmission pipe is communicated with a filter box, a filter mechanism is arranged in the filter box, and a sealing mechanism is arranged on the top wall in the filter box; the filtering mechanism comprises a coarse filter screen, the coarse filter screen is horizontally arranged in the filtering box, an active carbon filtering layer is arranged above the coarse filter screen, and a fine filter screen is arranged above the active carbon filtering layer; the filtering mechanism can filter the air entering the filtering box through the coarse filter screen, the active carbon filter layer and the fine filter screen, and compared with the method for directly discharging the waste gas to the external environment, the device can reduce the pollution to the external environment; the arrangement of the clamping buckles and the clamping grooves is convenient for taking down and cleaning the coarse filter screen from the filter box.

Description

High-purity calcium oxide calcining kiln

Technical Field

The utility model belongs to the technical field of calcium oxide calcination, and particularly relates to a high-purity calcium oxide calcination kiln.

Background

Kiln, which refers to a furnace used to fire ceramic articles and sculptures or fuse enamel to the surface of the metal articles. The brick is generally built by bricks and stones, can be manufactured into various sizes according to the needs, and can be operated by adopting combustible gas, oil or electricity. An electric kiln is easier to control temperature than a kiln using combustible gas and oil.

The Chinese patent with publication number of CN216550178U discloses a high-purity calcium oxide calcining kiln, comprising: the support block, the bottom plate, calciner, the fan, the guard box, switch board and calcination basin, calciner fixes in the middle of the up end one end of bottom plate, the inside lower extreme of calciner is fixed with the heating network, the inside of calciner is located the upper end of heating network and is fixed with the rack, the upside at the rack is placed to the calcination basin, the fan is placed in the inside of guard box, the guard box is placed in the up end front side of the one end of bottom plate that deviates from calciner, one end of fan is linked together with one side lower extreme of calciner through the connecting pipe, and the connecting pipe is located the lower extreme of heating network, the up end of guard box is fixed to the switch board. The above patent is beneficial to controlling the temperature and has the advantage of making the temperature heated uniformly.

However, the above patent has the following disadvantages:

1. the inside heating of the calciner can be realized through the heating net, and the blower can blow air to the inside of the calciner so as to uniformly heat the inside of the calciner.

Disclosure of Invention

The utility model provides a high-purity calcium oxide calcining kiln, which aims to solve the problem that a large amount of waste gas is generated in the calcining kiln in the existing processing mode, and the waste gas is discharged to the outside directly through an exhaust valve without treatment, so that the environment is easy to be polluted.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the high-purity calcium oxide calcining kiln comprises a kiln body and a fan arranged on the side wall of the kiln body, wherein an air outlet of the fan is communicated with the kiln body, a transmission pipe is arranged on the side wall of the kiln body, one end of the transmission pipe is communicated with the kiln body, a filter box is communicated with the other end of the transmission pipe, a filter mechanism is arranged in the filter box, an air outlet hole is formed in the top of the filter box, a sealing mechanism is arranged on the top wall of the inside of the filter box, and the sealing mechanism is used for sealing the air outlet hole; the filtering mechanism comprises a coarse filter screen, the coarse filter screen is horizontally arranged in the filtering box, an active carbon filtering layer is arranged above the coarse filter screen, a fine filter screen is arranged above the active carbon filtering layer, and the coarse filter screen, the active carbon filtering layer and the fine filter screen are all detachably connected with the filtering box; in the scheme, large-scale particles in the gas can be filtered out by arranging a coarse filter screen; the active carbon filter layer absorbs peculiar smell in the gas; the fine filter screen filters out small particles in the air,

Preferably, both ends of the coarse filter screen are provided with mounting pieces, two mounting pieces are fixedly connected with the coarse filter screen, the inner wall of the filter box is provided with a fixing piece corresponding to the mounting pieces, two fixing pieces are fixedly connected with the filter box, and the mounting pieces are detachably connected with the fixing pieces.

Preferably, the bottom of the mounting piece is provided with a buckle, the inside of the fixing piece is provided with a clamping groove corresponding to the buckle, the mounting piece is detachably connected with the fixing piece through the buckle and the clamping groove, the top of the mounting piece is provided with a connecting column, one end of the connecting column is fixedly connected with the mounting piece, the other end of the connecting column is provided with a force application piece, the force application piece is spherical, and the outer wall of the force application piece is provided with anti-skid grains; in the scheme, the buckle and the clamping groove are arranged, so that a worker can conveniently detach the mounting piece from the fixing piece, and the rough filter screen can be conveniently cleaned; the force application member is arranged so as to apply an upward force to the mounting member; the friction force between the palm of the staff and the force application member can be increased due to the arrangement of the anti-skid patterns.

Preferably, the sealing mechanism comprises a connecting plate, the connecting plate is positioned above the fine filter screen and is fixedly connected with the filter box, upright posts are arranged at the tops of two ends of the connecting plate, a screw rod is arranged between the two upright posts, two ends of the screw rod are respectively and rotatably connected with the two upright posts, a screw nut is connected to the side wall of the screw rod in a threaded manner, the screw nut is in sliding connection with the connecting plate, a sealing plate is arranged at the top of the screw nut, and the sealing plate is used for sealing the air outlet hole; in this scheme, through setting up lead screw and screw, when this lead screw rotates, can drive screw lateral shifting on the connecting plate, and lateral shifting's screw is at the lateral shifting of drive closing plate to seal the venthole.

Preferably, a motor is installed at the bottom of the connecting plate, a first transmission shaft is installed on an output shaft of the motor, a second transmission shaft is arranged above the first transmission shaft, the second transmission shaft is fixedly connected with the screw rod, a driving wheel is sleeved on the side wall of the first transmission shaft, a driven wheel is sleeved on the side wall of the second transmission shaft, and the driving wheel is in transmission connection with the driven wheel through a transmission belt; in the scheme, a motor is arranged, and the motor can drive a screw rod to rotate through a driving wheel, a driven wheel and a belt during working; compared with the arrangement of the motor on one side of the screw rod, the device avoids influencing the layout of other devices due to the fact that the occupied space of the motor is large.

Preferably, a guide groove is formed in the connecting plate, a guide block is arranged in the guide groove, the guide block is fixedly connected with the nut, the guide groove is matched with the guide block, and the nut is in sliding connection with the connecting plate through the guide block and the guide groove; in the scheme, the guide block and the guide groove are arranged, and the guide block and the guide groove can provide guide for the transverse movement of the nut.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the filtering mechanism, the filtering mechanism can filter the air entering the filtering box through the coarse filter screen, the active carbon filter layer and the fine filter screen, and compared with the method for directly discharging the waste gas out of the external environment, the device can reduce the pollution to the external environment; the arrangement of the clamping buckles and the clamping grooves is convenient for taking down and cleaning the coarse filter screen from the filter box.

2. Through setting up sealing mechanism, this sealing mechanism accessible motor drive lead screw in it rotates, pivoted lead screw at drive screw lateral shifting to drive closing plate lateral shifting, until blocking the venthole, avoid when the device is not used, outside dust-laden air passes through the venthole and gets into in the rose box.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of the present utility model;

FIG. 2 is a cross-sectional view of the filter housing of the present utility model;

FIG. 3 is an enlarged view of the structure at A on the filter box of FIG. 2;

FIG. 4 is a partial cross-sectional view of a web of the present utility model;

FIG. 5 is a cross-sectional view of a fastener of the present utility model;

in the figure: 1. a kiln body; 2. a blower; 3. a transmission tube; 4. a filter box; 5. a filtering mechanism; 6. an air outlet hole; 7. a sealing mechanism;

51. a coarse filter screen; 52. an activated carbon filter layer; 53. fine filter screen; 54. a mounting member; 55. a fixing member; 56. a buckle; 57. a clamping groove; 58. a connecting column; 59. a force application member;

71. a connecting plate; 72. a column; 73. a screw rod; 74. a nut; 75. a sealing plate; 76. a motor; 77. a transmission shaft I; 78. a transmission shaft II; 79. a driving wheel; 791. driven wheel; 792. a transmission belt; 793. a guide groove; 794. and a guide block.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, a high-purity calcium oxide calcining kiln comprises a kiln body 1 and a fan 2 arranged on the side wall of the kiln body 1, wherein an air outlet of the fan 2 is communicated with the kiln body 1, a transmission pipe 3 is arranged on the side wall of the kiln body 1, one end of the transmission pipe 3 is communicated with the kiln body 1, the other end of the transmission pipe 3 is communicated with a filter box 4, a filter mechanism 5 is arranged in the filter box 4, an air outlet hole 6 is formed in the top of the filter box 4, a sealing mechanism 7 is arranged on the top wall of the inside of the filter box 4, and the sealing mechanism 7 is used for sealing the air outlet hole 6; the filtering mechanism 5 comprises a coarse filter screen 51, the coarse filter screen 51 is horizontally arranged in the filtering box 4, an active carbon filter layer 52 is arranged above the coarse filter screen 51, a fine filter screen 53 is arranged above the active carbon filter layer 52, and the coarse filter screen 51, the active carbon filter layer 52 and the fine filter screen 53 are detachably connected with the filtering box 4.

Specifically, the side wall of the filter box 4 is provided with a box cover, the box cover is detachably connected with the filter box 4, and a worker can take down the box cover to replace or maintain the filter layer and parts in the filter box 4. The side wall of the transmission pipe 3 is provided with a control valve, and a worker can control whether the gas in the kiln body 1 flows into the filter box 4 by screwing the control valve.

Further, both ends of the coarse filter screen 51 are provided with mounting members 54, both the two mounting members 54 are fixedly connected with the coarse filter screen 51, the inner wall of the filter tank 4 is provided with fixing members 55 corresponding to the mounting members 54, both the two fixing members 55 are fixedly connected with the filter tank 4, and the mounting members 54 and the fixing members 55 are detachably connected.

Specifically, the activated carbon filter layer 52 and the fine filter 53 are also detachably connected with the kiln body 1 through the mounting member 54 and the fixing member 55.

Further, the bottom of the mounting piece 54 is provided with a buckle 56, the inside of the fixing piece 55 is provided with a clamping groove 57 corresponding to the buckle 56, the mounting piece 54 is detachably connected with the fixing piece 55 through the buckle 56 and the clamping groove 57, the top of the mounting piece 54 is provided with a connecting column 58, one end of the connecting column 58 is fixedly connected with the mounting piece 54, the other end of the connecting column 58 is provided with a force application piece 59, the force application piece 59 is spherical, and the outer wall of the force application piece 59 is provided with anti-skid patterns.

Further, sealing mechanism 7 includes connecting plate 71, and connecting plate 71 is located the top of thin filter screen 53 and with rose box 4 fixed connection, and stand 72 is all installed at the top at connecting plate 71 both ends, is provided with lead screw 73 between two stands 72, and the both ends of lead screw 73 are connected with two stand 72 rotations respectively, and threaded connection has screw 74 on the lateral wall of lead screw 73, screw 74 and connecting plate 71 sliding connection, and sealing plate 75 is installed at the top of screw 74, and sealing plate 75 is used for sealing up venthole 6.

Further, a motor 76 is installed at the bottom of the connecting plate 71, a first transmission shaft 77 is installed on an output shaft of the motor 76, a second transmission shaft 78 is arranged above the first transmission shaft 77, the second transmission shaft 78 is fixedly connected with the screw rod 73, a driving wheel 79 is sleeved on the side wall of the first transmission shaft 77, a driven wheel 791 is sleeved on the side wall of the second transmission shaft 78, and the driving wheel 79 and the driven wheel 791 are in transmission connection through a transmission belt 792.

Specifically, the diameter ratio of the driving wheel 79 to the driven wheel 791 may be 1 to 2 or 2 to 1, and by providing the driving wheel 79 and the driven wheel 791 in different sizes, the acceleration or rotation speed of the screw 73 may be achieved.

Further, a guiding slot 793 is formed in the connecting plate 71, a guiding block 794 is formed in the guiding slot 793, the guiding block 794 is fixedly connected with the nut 74, the guiding slot 793 is matched with the guiding block 794, and the nut 74 is slidably connected with the connecting plate 71 through the guiding block 794 and the guiding slot 793.

In summary, by providing the filtering mechanism 5, the filtering mechanism 5 can filter the air entering the filtering box 4 through the coarse filtering net 51, the active carbon filtering layer 52 and the fine filtering net 53 therein, so that the device can reduce the pollution to the external environment compared with the way of directly discharging the waste gas out of the external environment; the arrangement of the clamping buckles 56 and the clamping grooves 57 facilitates the removal and cleaning of the coarse filter screen 51 from the filter box 4. By arranging the sealing mechanism 7, the sealing mechanism 7 can drive the screw rod 73 to rotate through the motor 76 in the sealing mechanism, and the rotating screw rod 73 transversely moves at the driving screw 74, so that the sealing plate 75 is driven to transversely move until the air outlet hole 6 is blocked, and the phenomenon that external dust-containing air enters the filter box 4 through the air outlet hole 6 when the device is not used is avoided.

The previous description is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a high-purity calcium oxide calcines kiln, includes kiln body (1) and sets up fan (2) on kiln body (1) lateral wall, the air outlet of fan (2) with kiln body (1) are linked together, its characterized in that: the kiln comprises a kiln body (1), and is characterized in that a conveying pipe (3) is arranged on the side wall of the kiln body (1), one end of the conveying pipe (3) is communicated with the kiln body (1), the other end of the conveying pipe (3) is communicated with a filter box (4), a filter mechanism (5) is arranged in the filter box (4), an air outlet hole (6) is formed in the top of the filter box (4), a sealing mechanism (7) is arranged on the top wall of the inside of the filter box (4), and the sealing mechanism (7) is used for sealing the air outlet hole (6);

the filter mechanism (5) comprises a coarse filter screen (51), the coarse filter screen (51) is horizontally arranged inside the filter box (4), an active carbon filter layer (52) is arranged above the coarse filter screen (51), a fine filter screen (53) is arranged above the active carbon filter layer (52), and the coarse filter screen (51), the active carbon filter layer (52) and the fine filter screen (53) are detachably connected with the filter box (4).

2. The high purity calcium oxide calcination furnace of claim 1, wherein:

the utility model discloses a filter screen, including filter screen (51), filter screen (54), mounting (54) are provided with both ends of filter screen (51), two mounting (54) all with filter screen (51) fixed connection, have on the inner wall of filter case (4) with mounting (54) corresponding mounting (55), two mounting (55) all with filter case (4) fixed connection, mounting (54) with mounting (55) detachable connection.

3. The high purity calcium oxide calcination furnace of claim 2, wherein:

the bottom of installed part (54) has buckle (56), the inside of mounting (55) have with buckle (56) corresponding draw-in groove (57), installed part (54) pass through buckle (56) with draw-in groove (57) with be connected in a detachable way of mounting (55), the top of installed part (54) is provided with spliced pole (58), the one end of spliced pole (58) with installed part (54) fixed connection, application of force spare (59) are installed to the other end of spliced pole (58), application of force spare (59) are spherically, have anti-skidding line on the outer wall of application of force spare (59).

4. The high purity calcium oxide calcination furnace of claim 1, wherein:

sealing mechanism (7) are including connecting plate (71), connecting plate (71) are located the top of thin filter screen (53) and with rose box (4) fixed connection, stand (72) are all installed at the top at connecting plate (71) both ends, two be provided with lead screw (73) between stand (72), the both ends of lead screw (73) respectively with two stand (72) swivelling joint, threaded connection has screw (74) on the lateral wall of lead screw (73), screw (74) with connecting plate (71) sliding connection, closing plate (75) are installed at the top of screw (74), closing plate (75) are used for right venthole (6) are sealed.

5. The high purity calcium oxide calcination furnace of claim 4, wherein:

the motor (76) is installed to the bottom of connecting plate (71), install transmission shaft one (77) on the output shaft of motor (76), the top of transmission shaft one (77) is provided with transmission shaft two (78), transmission shaft two (78) with lead screw (73) fixed connection, the cover is established on the lateral wall of transmission shaft one (77) and is installed action wheel (79), the cover is established on the lateral wall of transmission shaft two (78) and is installed from driving wheel (791), action wheel (79) with from driving wheel (791) pass through drive belt (792) transmission and connect.

6. The high purity calcium oxide calcination furnace of claim 5, wherein:

the inside of connecting plate (71) has a guide way (793), have a guide block (794) in guide way (793), guide block (794) with screw (74) fixed connection, guide way (793) with guide block (794) looks adaptation, screw (74) pass through guide block (794) with guide way (793) with connecting plate (71) sliding connection.