CN114226218A - Stand wear and tear cylinder screening plant - Google Patents
Stand wear and tear cylinder screening plant Download PDFInfo
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- CN114226218A CN114226218A CN202111514678.8A CN202111514678A CN114226218A CN 114226218 A CN114226218 A CN 114226218A CN 202111514678 A CN202111514678 A CN 202111514678A CN 114226218 A CN114226218 A CN 114226218A
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- Prior art keywords
- control
- shell
- support plate
- drum
- mounting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4636—Regulation of screen apertures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Abstract
The invention discloses a wear-resistant drum screening device, which belongs to the technical field of mine industrial equipment and comprises a main body component, wherein the main body component comprises a drum screen, an aperture adjusting component, a protection limiting component, a left support plate and a right support plate, a first mounting frame and a second mounting frame are respectively welded at two ends of the drum screen, a driving motor is mounted at one side of the left support plate through a bolt, the mounting frames are mounted on an output shaft of the driving motor, the second mounting frames are mounted at one side of the right support plate through rotating shafts, the number of the aperture adjusting components is three, the aperture adjusting component comprises a control sleeve, a control ring, an adjusting motor and a brake gear, the control ring is welded at one end of the control sleeve, the control sleeve and the control ring are sleeved on the drum screen, a mounting cavity and a containing groove are arranged in the control ring, the adjusting motor is mounted on the inner wall of the mounting cavity through the bolt, the brake gear is arranged in the containing groove, the invention has the characteristics of good screening effect and good protection.
Description
Technical Field
The invention relates to a roller screening device, in particular to a wear-resistant roller screening device, and belongs to the technical field of mine industrial equipment.
Background
Slag is a by-product in a blast furnace iron making process. In the iron-making process, iron oxide is reduced into metallic iron at high temperature, impurities in iron ore such as silicon dioxide, aluminum oxide and the like react with lime and the like to generate a molten material with silicate and aluminosilicate as main components, and the molten material is quenched into loose and porous granular materials, namely blast furnace slag, which is called slag for short, and plays an important role in industrial production, particularly in heavy-duty factories, the slag is made into slag cement, slag micropowder, slag powder, slag portland cement, slag wool, blast furnace slag, granulated blast furnace slag powder, copper slag and the like by refining, the slag can be classified by different methods according to the types of smelting pig iron, and can be divided into cast iron slag (slag discharged in smelting pig iron), steelmaking pig iron slag (slag discharged in smelting pig iron for steelmaking) and special pig iron slag (slag discharged in smelting pig iron by using iron ore containing other metals, such as manganese slag, magnesium slag); further, according to the cooling method, physical properties and shape, it can be classified into slow-cooling slag (lump, powder) and fast-cooling slag (granular, fibrous, porous and pumice).
The slay generally need use the drum sieve to sieve, application number 201720589683.8 provides an improvement drum sieve machine and is a drum sieve commonly used now, this drum sieve has some not enough when using, slay sieves occasionally need multistage screening, this drum sieve can realize multistage screening, but the sieve mesh size is fixed, therefore great limitation occasionally uses, can not carry out nimble regulation according to the demand, and the mineral appears piling up easily when inside removes, the top discharges along with large granule slay easily when having the tiny particle slay, and under the drive of motor, slay and inner wall striking are very violent, therefore the inner wall is impaired easily, partial slay also can be hit the bits of broken glass, consequently can make the tiny particle slay increase, and in case inside the condition that the slay blocked also can not in time discover, consequently also can cause the damage to the inner wall.
Disclosure of Invention
The invention aims to solve the problems and provide a wear-resistant roller screening device which has good screening effect and good protection.
The invention achieves the aim through the following technical scheme, the wear-resistant roller screening device comprises a main body component, the main body component comprises a roller screen, an aperture adjusting component, a protection limiting component, a left supporting plate and a right supporting plate, a first mounting frame and a second mounting frame are respectively welded at two ends of the roller screen, a driving motor is installed on one side of the left supporting plate through a bolt, the mounting frames are installed on an output shaft of the driving motor, the two mounting frames are installed on one side of the right supporting plate through rotating shafts, the number of the aperture adjusting components is three, the aperture adjusting component comprises a control sleeve, a control ring, an adjusting motor and a brake gear, the control ring is welded at one end of the control sleeve, the control sleeve and the control ring are sleeved on the roller screen, a mounting cavity and a containing groove are arranged in the control ring, the adjusting motor passes through the bolt and installs on the inner wall of installation cavity, brake gear sets up hold the inslot, brake gear installs on adjusting motor's the output shaft, the welding has the tooth ring groove on the lateral wall of drum sieve, brake gear one end with tooth ring groove meshes mutually, be provided with the control box in the left branch fagging, be provided with power, the control unit on the control box, switch group and alarm, the control unit with switch group all through the electric wire with the power is connected, driving motor with adjusting motor all through the electric wire with switch group connects.
Preferably, in order to facilitate automatic control of the electric appliance, the control unit comprises a controller and a control switch, the controller comprises a printed circuit board, and a microprocessor and a processing chip which are arranged on the printed circuit board, and the microprocessor and the processing chip are connected through a wire.
Preferably, it is stable when adjusting to rotate in order to guarantee control ring and control sleeve, be provided with the positioning ring groove on the inner wall of control ring, the welding has solid fixed ring on the drum sieve, gu fixed ring card is established in the positioning ring inslot, the drum sieve with be provided with sieve mesh one and sieve mesh two on the control sleeve respectively, sieve mesh one with sieve mesh two-phase corresponds.
Preferably, in order to ensure that the screening is thorough and the safety is enhanced, the protection limiting assembly comprises a circular truncated cone shell, a cylindrical shell, a protection air bag, an installation plate, a dustproof shell, an air pump, an exhaust pipe and a control valve, the circular truncated cone shell is welded on the inner wall of the rotary screen through an installation rod, and the cylindrical shell is welded on one side of the circular truncated cone shell.
Preferably, for the convenience adjust the interval between protection gasbag and the drum sieve inner wall according to slay granule size, the opening has evenly been seted up on the drum shell, the protection gasbag bonds on the inner wall of drum shell, the mounting panel welding is in drum shell one end, dustproof shell welding is in mounting panel one side, the inflator pump passes through the bolt and installs in the dustproof shell, inflator pump one end sets up in the protection gasbag, the inflator pump pass through the electric wire with the switch block is connected.
Preferably, in order to discharge redundant gas in the protective airbag after use, the exhaust pipe is mounted at one end of the protective airbag, the control valve is mounted on the exhaust pipe, and the control valve is connected with the switch group through an electric wire.
Preferably, in order to prevent dust and impurities from entering the dustproof shell, a sponge layer is arranged in the dustproof shell, an air inlet groove is formed in one side of the dustproof shell, and the sponge layer is arranged on the inner side of the air inlet groove.
Preferably, in order to detect whether to block between protective air bag and drum sieve with the slay, be provided with the detection chamber in the protective air bag, be provided with detection assembly in the detection chamber, detection assembly includes wireless transmitting device, pressure sensor and supporting spring.
Preferably, in order to in time indicate operating personnel when blocking the slay between protective air bag and trommel, supporting spring melts and is in detect between the both sides inner wall in chamber, wireless transmitting device installs detect the intracavity, pressure sensor installs wireless transmitting device is last, pressure sensor pass through the electric wire with wireless transmitting device connects, be provided with wireless receiving device on the control box, wireless receiving device pass through the electric wire with the control unit is connected, the control unit pass through the electric wire with the alarm is connected.
The invention has the beneficial effects that:
1. the position of the control sleeve is rotationally adjusted, so that the overlapping area of the first sieve mesh and the second sieve mesh can be controlled, the size of discharged slag particles can be controlled, and at most three discharge apertures can be selected through the three groups of aperture adjusting components, so that multi-stage screening can be realized.
2. According to the invention, the flowing space of the slag can be reduced through the protective air bag on the protective limiting assembly, so that the slag can be prevented from being accumulated and directly flowing out of the drum screen, and the thorough screening can be ensured.
3. According to the invention, the moving range of the slag can be reduced through the protection limiting component, so that potential energy generated during collision is reduced, the damage to the inner wall of the drum screen can be reduced, the service life of the drum screen can be prolonged, and the serious crushing condition during slag screening can be reduced, so that the drum screen and the slag can be protected.
4. The invention can automatically trigger the alarm when slag is blocked in the screening process, thereby timely prompting an operator, preventing the inner part from being blocked, preventing the slag from scratching the inner wall of the drum screen and further enhancing the protection.
Drawings
Fig. 1 is a left side perspective view of the present invention.
Fig. 2 is a right side perspective view of the present invention.
Fig. 3 is a cross-sectional view of the present invention.
Fig. 4 is a cross-sectional view of a trommel of the present invention.
Fig. 5 is a view of the partial structure of fig. 4 according to the present invention.
Fig. 6 is a perspective view of the protective stop assembly of the present invention.
Figure 7 is a cross-sectional view of the protective stop assembly of the present invention.
Fig. 8 is a view of the partial structure of fig. 7 in accordance with the present invention.
In the figure:
1. a body assembly; 11. a drum screen; 111. a first mounting frame; 112. a second mounting frame; 113. a tooth ring groove; 114. a fixing ring; 115. screening holes I; 12. a left support plate; 121. a drive motor; 122. a control box; 1221. a power source; 1222. a control unit; 1223. a switch group; 1224. an alarm; 1225. a wireless receiving device; 13. a right support plate;
2. an aperture adjustment assembly; 21. a control sleeve; 211. a second sieve mesh; 22. a control loop; 221. a positioning ring groove; 23. adjusting the motor; 24. a brake gear;
3. a protection limiting component; 31. a circular truncated cone shell; 32. a cylindrical shell; 33. a protective air bag; 331. a detection chamber; 34. mounting a plate; 35. a dust-proof shell; 351. a sponge layer; 352. an air inlet groove; 36. an inflator pump; 37. an exhaust pipe; 38. a control valve;
4. a detection component; 41. a wireless transmitting device; 42. a pressure sensor; 43. supporting the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a wear-resistant drum screening device comprises a main body assembly 1, the main body assembly 1 comprises a drum screen 11, an aperture adjusting assembly 2, a protection limiting assembly 3, a left support plate 12 and a right support plate 13, a first mounting frame 111 and a second mounting frame 112 are welded at two ends of the drum screen 11 respectively, a driving motor 121 is installed at one side of the left support plate 12 through bolts, the mounting frames are installed on an output shaft of the driving motor 121, the second mounting frames 112 are installed at one side of the right support plate 13 through rotating shafts, the number of the aperture adjusting assemblies 2 is three, the aperture adjusting assembly 2 comprises a control sleeve 21, a control ring 22, an adjusting motor 23 and a brake gear 24, the control ring 22 is welded at one end of the control sleeve 21, the control sleeve 21 and the control ring 22 are both sleeved on the drum screen 11, a mounting cavity and a containing groove are arranged in the control ring 22, the adjusting motor 23 is installed on the inner wall of the mounting cavity through bolts, the brake gear 24 is arranged in the accommodating groove, the brake gear 24 is installed on an output shaft of the adjusting motor 23, a tooth ring groove 113 is welded on the outer side wall of the drum screen 11, one end of the brake gear 24 is meshed with the tooth ring groove 113, the control box 122 is arranged on the left support plate 12, the power supply 1221, the control unit 1222, the switch group 1223 and the alarm 1224 are arranged on the control box 122, the control unit 1222 and the switch group 1223 are both connected with the power supply 1221 through electric wires, and the driving motor 121 and the adjusting motor 23 are both connected with the switch group 1223 through electric wires.
Example 1: control and sieve the particle size and multi-stage sieve
The device comprises a main body component 1, wherein the main body component 1 comprises a rotary screen 11, an aperture adjusting component 2, a protection limiting component 3, a left support plate 12 and a right support plate 13, a first mounting frame 111 and a second mounting frame 112 are respectively welded at two ends of the rotary screen 11, a driving motor 121 is installed at one side of the left support plate 12 through bolts, the mounting frames are installed on an output shaft of the driving motor 121, the second mounting frames 112 are installed at one side of the right support plate 13 through rotating shafts, the number of the aperture adjusting components 2 is three, the aperture adjusting component 2 comprises a control sleeve 21, a control ring 22, an adjusting motor 23 and a brake gear 24, the control ring 22 is welded at one end of the control sleeve 21, the control sleeve 21 and the control ring 22 are both sleeved on the rotary screen 11, an installation cavity and a containing groove are arranged in the control ring 22, the adjusting motor 23 is installed on the inner wall of the installation cavity through bolts, the brake gear 24 is arranged in the containing groove, the brake gear 24 is installed on an output shaft of the adjusting motor 23, a tooth ring groove 113 is welded on the outer side wall of the drum screen 11, one end of the brake gear 24 is meshed with the tooth ring groove 113, the control box 122 is arranged on the left support plate 12, a power supply 1221 is arranged on the control box 122, a control unit 1222, a switch group 1223 and an alarm 1224 are arranged on the control box 122, the control unit 1222 and the switch group 1223 are both connected with the power supply 1221 through electric wires, the driving motor 121 and the adjusting motor 23 are both connected with the switch group 1223 through electric wires, a positioning ring groove 221 is arranged on the inner wall of the control ring 22, a fixing ring 114 is welded on the drum screen 11, the fixing ring 114 is clamped in the positioning ring groove 221, a first sieve hole 115 and a second sieve hole 211 are respectively arranged on the drum screen 11 and the control sleeve 21, and the first sieve hole 115 corresponds to the second sieve hole 211.
In this embodiment, the position of the rotary adjustment control sleeve 21 can control the overlapping area of the first sieve holes 115 and the second sieve holes 211, so as to control the size of the discharged slag particles, the driving motor 121 is started by the switch group 1223 during adjustment, so that the driving motor 121 can drive the braking gear 24 to rotate, the braking gear 24 can move along the tooth ring groove 113, so as to drive the control ring 22 and the control sleeve 21 to slowly rotate, the fixing ring 114 is clamped in the positioning ring groove 221, so that the control ring 22 and the control sleeve 21 can be ensured to be stable during rotation, when the overlapping area of the first sieve holes 115 and the second sieve holes 211 is close to the target particle size, the driving motor 121 is closed, so as to control the size of the discharged slag particles, as shown in fig. 1, as the three groups of aperture adjustment assemblies 2 are sequentially arranged on the trommel sieve 11, adjustment is performed in the above manner, so that at most three discharge apertures can be selected, the pore size is set from left to right from small to large, thereby realizing multi-stage screening.
Example 2: thoroughly enhancing screening effect
The device comprises a main body component 1, wherein the main body component 1 comprises a rotary screen 11, an aperture adjusting component 2, a protection limiting component 3, a left support plate 12 and a right support plate 13, a first mounting frame 111 and a second mounting frame 112 are respectively welded at two ends of the rotary screen 11, a driving motor 121 is installed on one side of the left support plate 12 through a bolt, the mounting frames are installed on an output shaft of the driving motor 121, the second mounting frame 112 is installed on one side of the right support plate 13 through a rotating shaft, a control box 122 is arranged on the left support plate 12, a power supply 1221, a control unit 1222, a switch group 1223 and an alarm 1224 are arranged on the control box 122, the control unit 1222 and the switch group 1223 are connected with the power supply 1221 through electric wires, the protection limiting component 3 comprises a circular truncated cone shell 31, a circular cylinder shell 32, a protection air bag 33, a mounting plate 34, a dust-proof shell 35, an air pump 36, an exhaust pipe 37 and a control valve 38, the circular truncated cone shell 31 is welded on the inner wall of the rotary screen 11 through a mounting rod, the cylinder shell 32 is welded on one side of the circular truncated cone shell 31, the through holes are uniformly formed in the cylinder shell 32, the protective air bag 33 is adhered to the inner wall of the cylinder shell 32, the mounting plate 34 is welded at one end of the cylinder shell 32, the dustproof shell 35 is welded on one side of the mounting plate 34, the inflator 36 is installed in the dustproof shell 35 through bolts, one end of the inflator 36 is arranged in the protective air bag 33, the inflator 36 is connected with the switch group 1223 through an electric wire, the exhaust pipe 37 is installed at one end of the protective air bag 33, the control valve 38 is installed on the exhaust pipe 37, the control valve 38 is connected with the switch group 1223 through an electric wire, a sponge layer 351 is arranged in the dustproof shell 35, an air inlet groove 352 is formed in one side of the dustproof shell 35, and the sponge layer 351 is arranged on the inner side of the air inlet groove 352.
In this embodiment, when the device is used, the device is set to be high on the left and low on the right, then the switch set 1223 is used to start the inflator 36, so that the inflator 36 can draw outside air into the protection airbag 33, so that the protection airbag 33 can be expanded, as shown in fig. 6, the protection airbag 33 at the bottom of the through opening can be expanded outwards, so that the distance between the protection airbag and the inner wall of the trommel 11 can be reduced, then the driving motor 121 is started through the switch set 1223 to guide slag into the trommel 11, as shown in fig. 3, the slag enters the trommel 11 and can move along the circular truncated cone shell 31 and gather between the bottom of the circular cylinder shell 32 and the inner wall of the trommel 11, as the distance between the circular cylinder shell 32 and the inner wall of the trommel 11 is reduced, so that the slag can be prevented from accumulating and directly flowing out of the trommel 11, so that the thorough screening can be ensured, the driving motor 121 can drive the trommel 11 to rotate, therefore can drive the slay and remove, and the tiny particle slay can be discharged through sieve mesh one 115 and sieve mesh two 211, and the large granule can be followed trommel 11 right-hand member and discharged.
Example 3: enhanced abrasion resistance and protection
The device comprises a main body component 1, wherein the main body component 1 comprises a rotary screen 11, an aperture adjusting component 2, a protection limiting component 3, a left support plate 12 and a right support plate 13, a first mounting frame 111 and a second mounting frame 112 are respectively welded at two ends of the rotary screen 11, a driving motor 121 is installed on one side of the left support plate 12 through a bolt, the mounting frames are installed on an output shaft of the driving motor 121, the second mounting frame 112 is installed on one side of the right support plate 13 through a rotating shaft, a control box 122 is arranged on the left support plate 12, a power supply 1221, a control unit 1222, a switch group 1223 and an alarm 1224 are arranged on the control box 122, the control unit 1222 and the switch group 1223 are connected with the power supply 1221 through electric wires, the protection limiting component 3 comprises a circular truncated cone shell 31, a circular cylinder shell 32, a protection air bag 33, a mounting plate 34, a dust-proof shell 35, an air pump 36, an exhaust pipe 37 and a control valve 38, the circular truncated cone shell 31 is welded on the inner wall of the rotary screen 11 through a mounting rod, the cylinder shell 32 is welded on one side of the circular truncated cone shell 31, the through holes are uniformly formed in the cylinder shell 32, the protective air bag 33 is adhered to the inner wall of the cylinder shell 32, the mounting plate 34 is welded at one end of the cylinder shell 32, the dustproof shell 35 is welded on one side of the mounting plate 34, the inflator 36 is installed in the dustproof shell 35 through bolts, one end of the inflator 36 is arranged in the protective air bag 33, the inflator 36 is connected with the switch group 1223 through an electric wire, the exhaust pipe 37 is installed at one end of the protective air bag 33, the control valve 38 is installed on the exhaust pipe 37, the control valve 38 is connected with the switch group 1223 through an electric wire, a sponge layer 351 is arranged in the dustproof shell 35, an air inlet groove 352 is formed in one side of the dustproof shell 35, and the sponge layer 351 is arranged on the inner side of the air inlet groove 352.
In this embodiment, when the device is used, the device is set to be high on the left and low on the right, then the switch set 1223 is used to start the inflator 36, so that the inflator 36 can draw outside air into the protection airbag 33, so that the protection airbag 33 can be expanded, as shown in fig. 6, the protection airbag 33 at the bottom of the through opening can be expanded outwards, so that the distance between the inflator 36 and the inner wall of the trommel 11 can be reduced, then the driving motor 121 is started through the switch set 1223 to guide slag into the trommel 11, as shown in fig. 3, the slag enters the trommel 11 and can move along the circular truncated cone shell 31 and gather between the bottom of the circular cone shell 32 and the inner wall of the trommel 11, as the distance between the circular shell 32 and the inner wall of the trommel 11 is reduced, so that the potential energy when the slag collides with the inner wall of the trommel 11 is reduced due to the reduction of the distance, so that the damage to the inner wall of the trommel 11 can be reduced, and the service life of the trommel 11 can be prolonged, and protective air bag 33 itself has good elasticity and buffering effect, and the striking that consequently receives also can alleviate, and then smashes serious condition when can alleviateing the slay and divide the sieve, can protect trommel screen 11 and slay simultaneously.
Example 4: detecting slag blockage
The device comprises a main body component 1, the main body component 1 comprises a rotary screen 11, an aperture adjusting component 2, a protection limiting component 3, a left support plate 12 and a right support plate 13, a first mounting frame 111 and a second mounting frame 112 are respectively welded at two ends of the rotary screen 11, a driving motor 121 is installed on one side of the left support plate 12 through bolts, the mounting frames are installed on an output shaft of the driving motor 121, the second mounting frame 112 is installed on one side of the right support plate 13 through a rotating shaft, a control box 122 is arranged on the left support plate 12, a power supply 1221, a control unit 1222, a switch group 1223 and an alarm 1224 are arranged on the control box 122, the control unit 1222 and the switch group 1223 are both connected with the power supply 1221 through electric wires, the driving motor 121 and the adjusting motor 23 are both connected with the switch group 1223 through electric wires, the control unit 1222 comprises a controller and a control switch, the controller comprises a printed circuit main board and a microprocessor and a processing chip which are arranged on the printed circuit main board, the microprocessor and the processing chip are connected through an electric wire, a positioning ring groove 221 is arranged on the inner wall of the control ring 22, a fixing ring 114 is welded on the drum screen 11, the fixing ring 114 is clamped in the positioning ring groove 221, a first screen hole 115 and a second screen hole 211 are respectively arranged on the drum screen 11 and the control sleeve 21, the first screen hole 115 corresponds to the second screen hole 211, the protection limiting component 3 comprises a circular truncated cone shell 31, a cylindrical shell 32, a protection airbag 33, a mounting plate 34, a dustproof shell 35, an air pump 36, an exhaust pipe 37 and a control valve 38, the circular truncated cone shell 31 is welded on the inner wall of the drum screen 11 through a mounting rod, the cylindrical shell 32 is welded on one side of the circular truncated cone shell 31, through holes are uniformly formed in the cylindrical shell 32, the protection airbag 33 is bonded on the inner wall of the cylindrical shell 32, the mounting plate 34 is welded on one end of the cylindrical shell 32, the dustproof shell 35 is welded on one side of the mounting plate 34, the air pump 36 is installed in the dustproof shell 35 through a bolt, one end of an inflator 36 is arranged in the protective air bag 33, the inflator 36 is connected with a switch group 1223 through an electric wire, the exhaust pipe 37 is arranged at one end of the protective air bag 33, a control valve 38 is arranged on the exhaust pipe 37, the control valve 38 is connected with the switch group 1223 through an electric wire, a sponge layer 351 is arranged in the dustproof shell 35, an air inlet groove 352 is arranged at one side of the dustproof shell 35, the sponge layer 351 is arranged at the inner side of the air inlet groove 352, a detection cavity 331 is arranged in the protective air bag 33, a detection assembly 4 is arranged in the detection cavity 331, the detection assembly 4 comprises a wireless transmitting device 41, a pressure sensor 42 and a supporting spring 43, the supporting spring 43 is welded between the inner walls at two sides of the detection cavity 331, the wireless transmitting device 41 is arranged in the detection cavity 331, the pressure sensor 42 is arranged on the wireless transmitting device 41, the pressure sensor 42 is connected with the wireless transmitting device 41 through an electric wire, and a wireless receiving device 1225 is arranged on the control box 122, the wireless receiver 1225 is connected to the control unit 1222 by an electric wire, and the control unit 1222 is connected to the alarm 1224 by an electric wire.
In the embodiment, according to the screening method in embodiment 2, slag jamming occurs in the screening process, when slag is jammed, friction between the slag and the protective airbag 33 is large, so that the slag is fixedly contacted with the protective airbag 33 and rotates along the inner wall of the trommel screen 11, when the slag jamming occurs, since the plurality of detection assemblies 4 are arranged in the protective airbag 33, the slag can be sensed, the protective airbag 33 can be pressed when the slag is jammed, the supporting spring 43 can be pressed, then the protective airbag 33 at the top of the inner wall of the detection cavity 331 can be stuck to the pressure sensor 42, the pressure sensor 42 can sense pressure information, the wireless generation device can transmit the pressure information to the control unit 1222, the control unit 1222 can receive the pressure information through the wireless receiving device 1225, so that the alarm 1224 can be controlled to be started, and an operator can be prompted, an operator opens the control valve 38 through the switch group 1223, so that the gas in the protective air bag 33 can be discharged through the exhaust pipe 37, the protective air bag 33 can retract, the space between the protective air bag 33 and the inner wall of the drum screen 11 can be enlarged, and slag can automatically fall off.
The working principle of the invention is as follows: when the invention is used, the position of the rotary adjusting control sleeve 21 can control the overlapping area of the first sieve hole 115 and the second sieve hole 211, thereby controlling the size of discharged slag particles, when in adjustment, the switch group 1223 is used for starting the driving motor 121, so the driving motor 121 can drive the braking gear 24 to rotate, the braking gear 24 can move along the tooth ring groove 113, thereby the control ring 22 and the control sleeve 21 can be driven to rotate slowly, because the fixing ring 114 is clamped in the positioning ring groove 221, the control ring 22 and the control sleeve 21 can be ensured to be stable when rotating, when the overlapping area of the first sieve hole 115 and the second sieve hole 211 is close to the target particle size, the driving motor 121 is closed, thereby the size of discharged slag particles can be controlled, as shown in figure 1, as the rotary screen 11 is sequentially provided with three groups of aperture adjusting components 2, the adjustment is carried out according to the above way, at most three discharge apertures can be selected, the aperture size is set from left to right from small to large, so that multi-stage screening can be realized, the device is set to be high at the left and low at the right, then the inflator 36 is started through the switch group 1223, so that the inflator 36 can suck outside air into the protective air bag 33, so that the protective air bag 33 can be expanded, as shown in fig. 6, the protective air bag 33 at the bottom of the through opening can be expanded outwards when being expanded, so that the distance between the protective air bag and the inner wall of the drum screen 11 can be reduced, then the driving motor 121 is started through the switch group 1223, and slag is guided into the drum screen 11, as shown in fig. 3, the slag enters the drum screen 11, can move along the circular truncated cone shell 31 and gather between the bottom of the circular cone shell 32 and the inner wall of the drum screen 11, the driving motor 121 can drive the drum screen 11 to rotate, so that the slag can be driven to move, small slag particles can be discharged through the first screen aperture 115 and the second screen aperture 211, and large particles can be discharged from the right end of the drum screen 11, in the screening process, slag jamming can occur, when slag jamming occurs, friction force between the slag and the protective air bag 33 is large, so that the slag can be fixedly contacted with the protective air bag 33 and can rotate along the inner wall of the drum screen 11, when the slag jamming occurs, the protective air bag 33 can be squeezed to sense the slag due to the fact that the plurality of detection assemblies 4 are arranged in the protective air bag 33, the protective air bag 33 can be squeezed to squeeze the supporting spring 43 when the slag is jammed, then the protective air bag 33 on the top of the inner wall of the detection cavity 331 can be attached to the pressure sensor 42, the pressure sensor 42 can sense pressure information, the wireless generating device can transmit the pressure information to the control unit 1222, the control unit 1222 can receive the pressure information through the wireless receiving device 1225, the alarm 1224 can be controlled to be started, an operator can be prompted, the control valve 38 can be opened through the switch group 1223, therefore, the gas in the shielding airbag 33 can be discharged through the exhaust pipe 37, the shielding airbag 33 can be retracted, the space between the shielding airbag 33 and the inner wall of the drum screen 11 can be enlarged, and the slag can automatically fall off.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A wear-resistant drum screening device comprising a main body assembly (1), characterized in that: the main body component (1) comprises a drum screen (11), an aperture adjusting component (2), a protection limiting component (3), a left support plate (12) and a right support plate (13), wherein mounting frames I (111) and mounting frames II (112) are welded at two ends of the drum screen (11) respectively, a driving motor (121) is installed on one side of the left support plate (12) through bolts, the mounting frames are installed on an output shaft of the driving motor (121), the mounting frames II (112) are installed on one side of the right support plate (13) through rotating shafts, the number of the aperture adjusting components (2) is three, the aperture adjusting component (2) comprises a control sleeve (21), a control ring (22), an adjusting motor (23) and a brake gear (24), the control ring (22) is welded at one end of the control sleeve (21), and the control sleeve (21) and the control ring (22) are sleeved on the drum screen (11), the control ring (22) is internally provided with a mounting cavity and a containing groove, the adjusting motor (23) is arranged on the inner wall of the mounting cavity through a bolt, the brake gear (24) is arranged in the containing groove, the brake gear (24) is arranged on an output shaft of the regulating motor (23), a tooth ring groove (113) is welded on the outer side wall of the drum screen (11), one end of the brake gear (24) is meshed with the tooth ring groove (113), a control box (122) is arranged on the left support plate (12), a power supply (1221), a control unit (1222), a switch group (1223) and an alarm (1224) are arranged on the control box (122), the control unit (1222) and the switch group (1223) are connected to the power source (1221) by wires, the driving motor (121) and the adjusting motor (23) are connected with the switch group (1223) through electric wires.
2. A wear resistant drum screening device in accordance with claim 1, wherein: the control unit (1222) comprises a controller and a control switch, wherein the controller comprises a printed circuit mainboard, and a microprocessor and a processing chip which are arranged on the printed circuit mainboard, and the microprocessor and the processing chip are connected through wires.
3. A wear resistant drum screening device in accordance with claim 1, wherein: be provided with positioning ring groove (221) on the inner wall of control ring (22), the welding has solid fixed ring (114) on drum sieve (11), gu fixed ring (114) card is established in positioning ring groove (221), drum sieve (11) with be provided with sieve mesh one (115) and sieve mesh two (211) on control sleeve (21) respectively, sieve mesh one (115) with sieve mesh two (211) are corresponding.
4. A wear resistant drum screening device in accordance with claim 1, wherein: the protection limiting assembly (3) comprises a circular truncated cone shell (31), a cylindrical shell (32), a protection air bag (33), a mounting plate (34), a dustproof shell (35), an air pump (36), an exhaust pipe (37) and a control valve (38), the circular truncated cone shell (31) is welded on the inner wall of the drum screen (11) through a mounting rod, and the cylindrical shell (32) is welded on one side of the circular truncated cone shell (31).
5. A wear resistant drum screening device in accordance with claim 4, wherein: evenly seted up the opening on cylinder shell (32), protection gasbag (33) bonding is in on the inner wall of cylinder shell (32), mounting panel (34) welding is in cylinder shell (32) one end, dustproof shell (35) welding is in mounting panel (34) one side, inflator pump (36) are installed through the bolt in dustproof shell (35), inflator pump (36) one end sets up in protection gasbag (33), inflator pump (36) pass through the electric wire with switchgroup (1223) are connected.
6. A wear resistant drum screening device in accordance with claim 4, wherein: the exhaust pipe (37) is installed at one end of the protective air bag (33), the control valve (38) is installed on the exhaust pipe (37), and the control valve (38) is connected with the switch group (1223) through an electric wire.
7. A wear resistant drum screening device in accordance with claim 5, wherein: a sponge layer (351) is arranged in the dustproof shell (35), an air inlet groove (352) is formed in one side of the dustproof shell (35), and the sponge layer (351) is arranged on the inner side of the air inlet groove (352).
8. A wear resistant drum screening device in accordance with claim 4, wherein: be provided with in protection gasbag (33) and detect chamber (331), be provided with in detecting chamber (331) and detect subassembly (4), detect subassembly (4) including wireless transmitting device (41), pressure sensor (42) and supporting spring (43).
9. A wear resistant drum screening device in accordance with claim 8, wherein: the supporting spring (43) is welded between the inner walls of two sides of the detection cavity (331), the wireless transmitting device (41) is installed in the detection cavity (331), the pressure sensor (42) is installed on the wireless transmitting device (41), the pressure sensor (42) is connected with the wireless transmitting device (41) through an electric wire, a wireless receiving device (1225) is arranged on the control box (122), the wireless receiving device (1225) is connected with the control unit (1222) through an electric wire, and the control unit (1222) is connected with the alarm (1224) through an electric wire.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111514678.8A CN114226218B (en) | 2021-12-13 | 2021-12-13 | Stand wear and tear cylinder screening plant |
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| CN202111514678.8A CN114226218B (en) | 2021-12-13 | 2021-12-13 | Stand wear and tear cylinder screening plant |
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| CN114226218A true CN114226218A (en) | 2022-03-25 |
| CN114226218B CN114226218B (en) | 2022-11-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117583243A (en) * | 2024-01-19 | 2024-02-23 | 济南中意维尔科技有限公司 | Automatic winnowing device for cereal quarantine samples |
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|---|---|
| CN114226218B (en) | 2022-11-25 |
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