阅读说明：本技术 一种除尘型基建设备 (Dust removal type capital construction equipment ) 是由 赵文勇 于 2020-12-23 设计创作，主要内容包括：本发明涉及一种除尘型基建设备,包括底板、驱动电机、传动轴、第一轴承、卷筒和钢丝绳,所述底板水平设置,所述传动轴水平设置在底板的上方,所述驱动电机固定在底板的顶部且与传动轴的一端传动连接,所述第一轴承的内圈安装在传动轴上,所述第一轴承的外圈与底板固定连接,所述卷筒位于驱动电机和第一轴承之间,所述卷筒安装在传动轴上,所述钢丝绳卷绕在卷筒上,所述传动轴上设有制动系统,所述传动轴上设有除尘机构和辅助机构,所述除尘机构位于驱动电机和第一轴承之间,所述辅助组件位于轴承的远离卷筒的一侧,该除尘型基建设备通过除尘机构实现了除尘的功能,不仅如此,还通过辅助机构提高了安全性。(The invention relates to dust removal type capital construction equipment, which comprises a bottom plate, a driving motor, a transmission shaft, a first bearing, a winding drum and a steel wire rope, wherein the bottom plate is horizontally arranged, the transmission shaft is horizontally arranged above the bottom plate, the driving motor is fixed at the top of the bottom plate and is in transmission connection with one end of the transmission shaft, the inner ring of the first bearing is arranged on the transmission shaft, the outer ring of the first bearing is fixedly connected with the bottom plate, the winding drum is positioned between the driving motor and the first bearing, the winding drum is arranged on the transmission shaft, the steel wire rope is wound on the winding drum, a braking system is arranged on the transmission shaft, a dust removal mechanism and an auxiliary mechanism are arranged on the transmission shaft, the dust removal mechanism is positioned between the driving motor and the first bearing, the auxiliary component is positioned on one side of the bearing far away from the winding drum, moreover, the safety is improved through the auxiliary mechanism.)

1. A dedusting type capital construction device comprises a bottom plate (1), a driving motor (2), a transmission shaft (3), a first bearing (4), a winding drum (5) and a steel wire rope (6), wherein the bottom plate (1) is horizontally arranged, the transmission shaft (3) is horizontally arranged above the bottom plate (1), the driving motor (2) is fixed at the top of the bottom plate (1) and is in transmission connection with one end of the transmission shaft (3), an inner ring of the first bearing (4) is arranged on the transmission shaft (3), an outer ring of the first bearing (4) is fixedly connected with the bottom plate (1), the winding drum (5) is positioned between the driving motor (2) and the first bearing (4), the winding drum (5) is arranged on the transmission shaft (3), the steel wire rope (6) is wound on the winding drum (5), and a braking system is arranged on the transmission shaft (3), a dust removal mechanism and an auxiliary mechanism are arranged on the transmission shaft (3), the dust removal mechanism is positioned between the driving motor (2) and the first bearing (4), and the auxiliary assembly is positioned on one side of the bearing, which is far away from the winding drum (5);

the dust removal mechanism comprises an air pipe (8), a sealing assembly and two transmission assemblies, the air pipe (8) is parallel to the transmission shaft (3), the air pipe (8) is positioned above the winding drum (5) and is arranged opposite to the winding drum (5), the air pipe (8) is fixedly connected with the bottom plate (1), the middle end of the bottom of the air pipe (8) is provided with an air hole, the sealing assembly is arranged on the air hole, and the winding drum (5) is positioned between the two transmission assemblies;

the sealing assembly comprises a sealing block (8) and an air cylinder (9), the sealing block (8) is arranged in the air hole, the sealing block (8) is connected with the inner wall of the air hole in a sliding and sealing mode, the air cylinder (9) is arranged in the air pipe (8) and located above the sealing block (8), the air cylinder (9) is fixed on the inner wall of the air pipe (8), the top of the sealing block (8) is fixed on an air rod of the air cylinder (9), and the air cylinder (9) drives the sealing block (8) to move in the direction perpendicular to the bottom plate (1);

the transmission assembly comprises a driving gear (10), a driven gear (11), fan blades (12), a filter screen (13), a second bearing (14) and a rotating shaft (15), the driving gear (10) is installed on the transmission shaft (3), the fan blades (12) are arranged in the air pipe (8), the rotating shaft (15) and the air pipe (8) are coaxially arranged, the fan blades (12) are installed at one end, close to the sealing block (8), of the rotating shaft (15), the driven gear (11) is installed at the other end of the rotating shaft (15) and meshed with the driving gear (10), the inner ring of the second bearing (14) is installed on the rotating shaft (15), the outer ring of the second bearing (14) is fixedly connected with the inner wall of the air pipe (8), and the filter screen (13) is installed in the air pipe (8) and located between the fan blades (12) and the sealing block (8);

the auxiliary mechanism comprises a fixing ring (16), a rotating ring (17) and at least two auxiliary assemblies, wherein the fixing ring (16) and the rotating ring (17) are coaxially arranged with the transmission shaft (3), the fixing ring (16) is positioned between the bearing and the rotating ring (17) and fixedly connected with the bottom plate (1), a gap is formed between the fixing ring (16) and the rotating ring (17), the inner diameter of the fixing ring (16) and the inner diameter of the rotating ring (17) are equal to the diameter of the transmission shaft (3), the rotating shaft (15) sequentially penetrates through the fixing ring (16) and the rotating ring (17), the fixing ring (16) and the rotating ring (17) are slidably connected with the transmission shaft (3), and the auxiliary assemblies are uniformly distributed by taking the axis of the transmission shaft (3) as the circumferential direction of the center;

the auxiliary component comprises a supporting rod (18), a sliding block (19), a spring (20), a connecting rod (21) and an auxiliary unit, the axis of the supporting rod (18) is vertical to and intersected with the axis of the transmission shaft (3), the supporting rod (18) is positioned on one side of the rotating ring (17) far away from the fixed ring (16) and is fixed on the transmission shaft (3), the sliding block (19) is sleeved on the supporting rod (18), one side of the sliding block (19) far away from the transmission shaft (3) is connected with one end of the supporting rod (18) far away from the transmission shaft (3) through a spring (20), the slide block (19) is hinged with the rotating ring (17) through a connecting rod (21), the distance between one end of the connecting rod (21) close to the rotating ring (17) and the rotating shaft (15) is less than the distance between the other end of the connecting rod (21) and the transmission shaft (3), the auxiliary unit is arranged on one side of the fixed ring (16) close to the rotating ring (17);

the auxiliary unit comprises an expansion block (22), a moving block (23) and a groove, the groove is formed in one side, close to the rotating ring (17), of the fixing ring (16), the expansion block (22) and the moving block (23) are arranged in the groove, the moving block (23) is located between the expansion block (22) and the rotating ring (17), the expansion block (22) is fixed on the inner wall of the groove, the moving block (23) and the inner wall of the groove slide and are fixed on the expansion block (22), and 2 times of the distance between the groove and the axis of the transmission shaft (3) is smaller than the outer diameter of the rotating ring (17).

2. A dust-extraction infrastructure equipment according to claim 1, characterized in that the drive motor (2) is a servo motor.

3. A dusting-type infrastructure equipment according to claim 1, characterized in that the support bars (18) are coated with lubricating oil.

4. A dusting-type infrastructure equipment according to claim 1, characterized in that the side of the rotating ring (17) near the fixed ring (16) is provided with anti-slip threads.

5. The dust extraction infrastructure apparatus of claim 1, wherein an inner wall of the air hole is coated with a sealing grease.

6. A dust-extraction infrastructure equipment according to claim 1, characterized in that the rotating shaft (15) is chamfered at both ends.

7. A dust-removing infrastructure equipment according to claim 1, characterized in that the bottom plate (1) is provided with an anti-corrosion zinc coating.

8. A dust-extraction infrastructure equipment according to claim 1, characterized in that the number of teeth of the driving gear (10) is greater than the number of teeth of the driven gear (11).

9. A dust-extraction infrastructure equipment according to claim 1, characterized in that the floor (1) is provided with sound-absorbing panels (24).

10. A dust-removing infrastructure equipment according to claim 1, characterized in that a photovoltaic panel (25) is arranged above the air pipe (8), said photovoltaic panel (25) being fixedly connected to the air pipe (8).

Technical Field

The invention relates to the field of capital construction equipment, in particular to dust removal type capital construction equipment.

Background

The hoist is one of capital construction equipment, and is a light and small hoisting device, also called a winch, for hoisting or pulling heavy objects by winding a steel wire rope or a chain on a winding drum, and the hoist can vertically hoist, horizontally or obliquely pull the heavy objects. The winding machine is divided into a manual winding machine, an electric winding machine and a hydraulic winding machine.

When the existing winch is used, dust is easily stained on a steel wire rope, the practicability is reduced, and moreover, when the winder vertically lifts a heavy object, a brake device on the winch is damaged, no standby brake is used for braking the winch, and the safety is reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the dust removal type capital construction equipment is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a dedusting type capital construction device comprises a bottom plate, a driving motor, a transmission shaft, a first bearing, a winding drum and a steel wire rope, wherein the bottom plate is horizontally arranged, the transmission shaft is horizontally arranged above the bottom plate, the driving motor is fixed at the top of the bottom plate and is in transmission connection with one end of the transmission shaft, an inner ring of the first bearing is installed on the transmission shaft, an outer ring of the first bearing is fixedly connected with the bottom plate, the winding drum is positioned between the driving motor and the first bearing, the winding drum is installed on the transmission shaft, the steel wire rope is wound on the winding drum, a braking system is arranged on the transmission shaft, a dedusting mechanism and an auxiliary mechanism are arranged on the transmission shaft, the dedusting mechanism is positioned between the driving motor and the first bearing, and the auxiliary assembly is positioned on one;

the dust removal mechanism comprises an air pipe, a sealing assembly and two transmission assemblies, the air pipe is parallel to the transmission shaft, the air pipe is positioned above the winding drum and is arranged opposite to the winding drum, the air pipe is fixedly connected with the bottom plate, the middle end of the bottom of the air pipe is provided with an air hole, the sealing assembly is arranged on the air hole, and the winding drum is positioned between the two transmission assemblies;

the sealing assembly comprises a sealing block and an air cylinder, the sealing block is arranged in the air hole, the sealing block is connected with the inner wall of the air hole in a sliding and sealing mode, the air cylinder is arranged in the air pipe and located above the sealing block, the air cylinder is fixed on the inner wall of the air pipe, the top of the sealing block is fixed on an air rod of the air cylinder, and the air cylinder drives the sealing block to move in the direction perpendicular to the bottom plate;

the transmission assembly comprises a driving gear, a driven gear, fan blades, a filter screen, a second bearing and a rotating shaft, the driving gear is installed on the transmission shaft, the fan blades are arranged in the air pipe, the rotating shaft and the air pipe are coaxially arranged, the fan blades are installed at one end, close to the sealing block, of the rotating shaft, the driven gear is installed at the other end of the rotating shaft and meshed with the driving gear, an inner ring of the second bearing is installed on the rotating shaft, an outer ring of the second bearing is fixedly connected with the inner wall of the air pipe, and the filter screen is installed in the air pipe and located between the fan;

the auxiliary mechanism comprises a fixed ring, a rotating ring and at least two auxiliary assemblies, wherein the fixed ring and the rotating ring are coaxially arranged with the transmission shaft, the fixed ring is positioned between the bearing and the rotating ring and is fixedly connected with the bottom plate, a gap is arranged between the fixed ring and the rotating ring, the inner diameter of the fixed ring and the inner diameter of the rotating ring are equal to the diameter of the transmission shaft, the rotating shaft sequentially penetrates through the fixed ring and the rotating ring, the fixed ring and the rotating ring are both in sliding connection with the transmission shaft, and the auxiliary assemblies are circumferentially and uniformly distributed by taking the axis of the transmission shaft as a center;

the auxiliary assembly comprises a supporting rod, a sliding block, a spring, a connecting rod and an auxiliary unit, wherein the axis of the supporting rod is perpendicular to and intersected with the axis of the transmission shaft, the supporting rod is positioned on one side of the rotating ring, which is far away from the fixed ring, and is fixed on the transmission shaft, the sliding block is sleeved on the supporting rod, one side of the sliding block, which is far away from the transmission shaft, is connected with one end of the supporting rod, which is far away from the transmission shaft, through the spring, the sliding block is hinged with the rotating ring through the connecting rod, the distance between one end, which is close to the rotating ring, of the connecting rod and the rotating shaft is smaller than the;

the auxiliary unit comprises an expansion block, a moving block and a groove, the groove is formed in one side, close to the rotating ring, of the fixing ring, the expansion block and the moving block are arranged in the groove, the moving block is located between the expansion block and the rotating ring, the expansion block is fixed to the inner wall of the groove, the moving block and the inner wall of the groove slide and are fixed to the expansion block, and 2 times of the distance between the groove and the axis of the transmission shaft is smaller than the outer diameter of the rotating ring.

Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.

Preferably, the support rod is coated with a lubricant oil in order to reduce friction between the support rod and the slider.

Preferably, in order to increase the friction between the rotating ring and the fixed ring, the rotating ring is provided with an anti-slip pattern on the side close to the fixed ring.

Preferably, in order to reduce a gap between the inner wall of the air hole and the sealing block, the inner wall of the air hole is coated with sealing grease.

Preferably, in order to facilitate the installation of the slider, chamfers are arranged at two ends of the rotating shaft.

Preferably, in order to prolong the service life of the bottom plate, the bottom plate is provided with an anti-corrosion zinc coating.

Preferably, in order to improve the dust removing effect, the number of teeth of the driving gear is greater than that of the driven gear.

Preferably, the bottom plate is provided with a sound absorption plate for noise reduction.

Preferably, in order to save energy, a photovoltaic panel is arranged above the air pipe and is fixedly connected with the air pipe.

The dust removal type capital construction equipment has the advantages that the dust removal function is realized through the dust removal mechanism, compared with the existing dust removal mechanism, the dust removal mechanism removes dust through air, the heat dissipation effect of the steel wire rope can be improved, the practicability is higher, in addition, the safety is improved through the auxiliary mechanism, compared with the existing auxiliary mechanism, the auxiliary mechanism detects whether the brake system is in fault through a mechanical mode, and the anti-interference capability and the reliability are higher.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of a dust type capital equipment of the present invention;

FIG. 2 is a schematic structural view of a seal assembly of the dust extraction infrastructure of the present invention;

FIG. 3 is a schematic structural view of the drive assembly of the dust extraction infrastructure of the present invention;

FIG. 4 is a schematic structural view of the auxiliary mechanism of the dust type capital equipment of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

in the figure: 1. the photovoltaic panel comprises a bottom plate, 2. a driving motor, 3. a transmission shaft, 4. a first bearing, 5. a winding drum, 6. a steel wire rope, 7. an air pipe, 8. a sealing block, 9. an air cylinder, 10. a driving gear, 11. a driven gear, 12. fan blades, 13. a filter screen, 14. a second bearing, 15. a rotating shaft, 16. a fixing ring, 17. a rotating ring, 18. a supporting rod, 19. a sliding block, 20. a spring, 21. a connecting rod, 22. an expansion block, 23. a moving block, 24. a sound absorption plate and 25. a photovoltaic panel.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1-3, a dust removal type capital construction device comprises a bottom plate 1, a driving motor 2, a transmission shaft 3, a first bearing 4, a winding drum 5 and a steel wire rope 6, the bottom plate 1 is horizontally arranged, the transmission shaft 3 is horizontally arranged above the bottom plate 1, the driving motor 2 is fixed at the top of the bottom plate 1 and is in transmission connection with one end of the transmission shaft 3, the inner ring of the first bearing 4 is arranged on the transmission shaft 3, the outer ring of the first bearing 4 is fixedly connected with the bottom plate 1, the winding drum 5 is positioned between the driving motor 2 and the first bearing 4, the winding drum 5 is installed on the transmission shaft 3, the steel wire rope 6 is wound on the winding drum 5, the transmission shaft 3 is provided with a braking system, the transmission shaft 3 is provided with a dust removing mechanism and an auxiliary mechanism, the dust removing mechanism is positioned between the driving motor 2 and the first bearing 4, and the auxiliary assembly is positioned on one side of the bearing far away from the winding drum 5;

the dust removal mechanism comprises an air pipe 8, a sealing assembly and two transmission assemblies, wherein the air pipe 8 is parallel to the transmission shaft 3, the air pipe 8 is positioned above the winding drum 5 and is arranged opposite to the winding drum 5, the air pipe 8 is fixedly connected with the bottom plate 1, an air hole is formed in the middle end of the bottom of the air pipe 8, the sealing assembly is arranged on the air hole, and the winding drum 5 is positioned between the two transmission assemblies;

the sealing assembly comprises a sealing block 8 and an air cylinder 9, the sealing block 8 is arranged in the air hole, the sealing block 8 is connected with the inner wall of the air hole in a sliding and sealing mode, the air cylinder 9 is arranged in the air pipe 8 and located above the sealing block 8, the air cylinder 9 is fixed on the inner wall of the air pipe 8, the top of the sealing block 8 is fixed on an air rod of the air cylinder 9, and the air cylinder 9 drives the sealing block 8 to move along the direction perpendicular to the bottom plate 1;

the transmission assembly comprises a driving gear 10, a driven gear 11, fan blades 12, a filter screen 13, a second bearing 14 and a rotating shaft 15, the driving gear 10 is installed on the transmission shaft 3, the fan blades 12 are arranged in the air pipe 8, the rotating shaft 15 and the air pipe 8 are coaxially arranged, the fan blades 12 are installed at one end, close to the sealing block 8, of the rotating shaft 15, the driven gear 11 is installed at the other end of the rotating shaft 15 and meshed with the driving gear 10, the inner ring of the second bearing 14 is installed on the rotating shaft 15, the outer ring of the second bearing 14 is fixedly connected with the inner wall of the air pipe 8, and the filter screen 13 is installed in the air pipe 8 and located between the fan blades 12;

during the use of the equipment, the driving motor 2 is started, the transmission shaft 3 is enabled to rotate under the supporting action of the first bearing 4, the rotation of the transmission shaft 3 drives the winding drum 5 to rotate, the winding drum 5 can wind the steel wire rope 6, and the steel wire rope 6 can pull or lift a heavy object, wherein when the transmission shaft 3 rotates, the driving gear 10 drives the driven gear 11 to rotate, the rotation of the driven gear 11 drives the rotation shaft 15 to rotate under the supporting action of the second bearing 14, the rotation of the rotation shaft 15 drives the fan blades 12 to rotate, meanwhile, the sealing blocks 8 are enabled to move out of the air holes through the air cylinders 9, air can be conveyed into the air pipes 8 from two ends of the air pipes 8 through the rotation of the fan blades 12, the air in the air pipes 8 is discharged from the air holes and acts on the winding drum 5 and the steel wire rope 6, under the action of air flow, dust on the winding drum 5 and the, and during the reverse rotation of the transmission shaft 3, the air cylinder 9 moves the sealing block 8 into the air hole, so that air is prevented from being sucked into the air pipe 8 from the air hole, and dust is prevented from being adhered to the winding drum 5 and the steel wire rope 6 under the action of air flow.

As shown in fig. 4-5, the auxiliary mechanism includes a fixed ring 16, a rotating ring 17 and at least two auxiliary assemblies, the fixed ring 16 and the rotating ring 17 are coaxially disposed with the transmission shaft 3, the fixed ring 16 is located between the bearing and the rotating ring 17 and is fixedly connected with the bottom plate 1, a gap is disposed between the fixed ring 16 and the rotating ring 17, the inner diameter of the fixed ring 16 and the inner diameter of the rotating ring 17 are both equal to the diameter of the transmission shaft 3, the rotating shaft 15 sequentially passes through the fixed ring 16 and the rotating ring 17, the fixed ring 16 and the rotating ring 17 are both slidably connected with the transmission shaft 3, and the auxiliary assemblies are circumferentially and uniformly distributed with the axis of the transmission shaft 3 as the center;

the auxiliary assembly comprises a supporting rod 18, a sliding block 19, a spring 20, a connecting rod 21 and an auxiliary unit, wherein the axis of the supporting rod 18 is perpendicular to and intersected with the axis of the transmission shaft 3, the supporting rod 18 is positioned on one side, far away from the fixed ring 16, of the rotating ring 17 and is fixed on the transmission shaft 3, the sliding block 19 is sleeved on the supporting rod 18, one side, far away from the transmission shaft 3, of the sliding block 19 is connected with one end, far away from the transmission shaft 3, of the supporting rod 18 through the spring 20, the sliding block 19 is hinged with the rotating ring 17 through the connecting rod 21, the distance between one end, close to the rotating ring 17, of the connecting rod 21 and the rotating shaft 15 is smaller than the distance between the other end of the connecting rod 21 and the transmission;

the auxiliary unit comprises an expansion block 22, a moving block 23 and a groove, the groove is formed in one side, close to the rotating ring 17, of the fixing ring 16, the expansion block 22 and the moving block 23 are arranged in the groove, the moving block 23 is located between the expansion block 22 and the rotating ring 17, the expansion block 22 is fixed on the inner wall of the groove, the moving block 23 slides with the inner wall of the groove and is fixed on the expansion block 22, and 2 times of the distance between the groove and the axis of the transmission shaft 3 is smaller than the outer diameter of the rotating ring 17.

The rotation of the transmission shaft 3 drives the rotating ring 17 to realize synchronous rotation through the support rod 18, the slide block 19 and the connecting rod 21, and the slide block 19 moves towards the direction far away from the rotating shaft 15 under the action of centrifugal force, and the spring 20 is compressed, the movement of the slide block 19 drives the rotating ring 17 to move towards the direction close to the fixed ring 16 through the connecting rod 21, and through calculation, during normal use, the rotating ring 17 cannot be attached to the fixed ring 16, when the brake system breaks down to enable the transmission shaft 3 to rotate rapidly, the centrifugal force borne by the slide block 19 is increased, namely, the distance for the slide block 19 to move towards the direction far away from the transmission shaft 3 is increased, so that the rotating ring 17 can be attached to the fixed ring 16, and through the friction force between the rotating ring 17 and the fixed ring 16, the brake can be realized, the function of limiting the rotating speed of the transmission shaft 3 is, the temperature of the fixed ring 16 is increased and transmitted to the expansion block 22, and the expansion block 22 is heated and expanded to push the moving block 23 to move towards the direction close to the rotating ring 17, so that the friction force on the rotating ring 17 can be improved, and the braking effect is improved.

Preferably, the driving motor 2 is a servo motor in order to increase the driving force of the driving motor 2.

The servo motor has the characteristic of strong distance overload capability, so that the driving force of the driving motor 2 can be improved.

Preferably, in order to reduce the friction between the support rod 18 and the slider 19, the support rod 18 is coated with a lubricant.

The lubricating oil has the function of reducing the friction force between the supporting rod 18 and the sliding block 19 and improving the moving fluency of the sliding block 19.

Preferably, in order to increase the friction between the rotating ring 17 and the fixed ring 16, the rotating ring 17 is provided with an anti-slip thread on the side close to the fixed ring 16.

The anti-slip lines are used for improving the friction force between the rotating ring 17 and the fixing ring 16 and improving the braking effect.

Preferably, in order to reduce the gap between the inner wall of the air hole and the sealing block 8, the inner wall of the air hole is coated with sealing grease.

The sealing grease has the function of reducing the gap between the inner wall of the air hole and the sealing block 8, and the sealing performance is improved.

Preferably, both ends of the rotating shaft 15 are chamfered to facilitate the installation of the slider 19.

The chamfer angle is used for reducing the caliber of the support rod 18 when the support rod passes through the slide block 19, and the effect of facilitating the installation of the slide block 19 is achieved.

Preferably, in order to prolong the service life of the bottom plate 1, the bottom plate 1 is provided with an anti-corrosion zinc coating.

The function of anticorrosive zinc coating is the rust-resistant ability that promotes bottom plate 1, prolongs the life of bottom plate 1.

Preferably, the number of teeth of the driving gear 10 is greater than that of the driven gear 11 in order to improve the dust removing effect.

In the gear transmission, the number of teeth is inversely proportional to the rotating speed, so that the rotating speed of the driven gear 11 can be increased, that is, the rotation of the fan blades 12 can be increased, and the air flow rate can be increased through the rotating speed of the fan blades 12, that is, the dust removal effect can be improved.

Preferably, the base plate 1 is provided with a sound-absorbing plate 24 for noise reduction.

The sound-absorbing panel 24 can absorb noise, achieving noise reduction.

Preferably, in order to save energy, a photovoltaic panel 25 is arranged above the air pipe 8, and the photovoltaic panel 25 is fixedly connected with the air pipe 8.

The photovoltaic panel 25 can absorb light rays to perform photovoltaic power generation, and energy conservation is realized.

During the use of the equipment, the driving motor 2 is started, the transmission shaft 3 is enabled to rotate under the supporting action of the first bearing 4, the rotation of the transmission shaft 3 drives the winding drum 5 to rotate, the winding drum 5 can wind the steel wire rope 6, and the steel wire rope 6 can pull or lift a heavy object, wherein when the transmission shaft 3 rotates, the driving gear 10 drives the driven gear 11 to rotate, the rotation of the driven gear 11 drives the rotation shaft 15 to rotate under the supporting action of the second bearing 14, the rotation of the rotation shaft 15 drives the fan blades 12 to rotate, meanwhile, the sealing blocks 8 are enabled to move out of the air holes through the air cylinders 9, air can be conveyed into the air pipes 8 from two ends of the air pipes 8 through the rotation of the fan blades 12, the air in the air pipes 8 is discharged from the air holes and acts on the winding drum 5 and the steel wire rope 6, under the action of air flow, dust on the winding drum 5 and the, during the reverse rotation of the transmission shaft 3, the air cylinder 9 moves the sealing block 8 into the air hole to prevent dust from being adhered to the winding drum 5 and the steel wire rope 6 under the action of air flow caused by air suction into the air pipe 8 from the air hole, the rotation of the transmission shaft 3 drives the rotating ring 17 to synchronously rotate through the support rod 18, the sliding block 19 and the connecting rod 21, the sliding block 19 moves towards the direction far away from the rotating shaft 15 under the action of centrifugal force, the spring 20 is compressed, the sliding block 19 moves to drive the rotating ring 17 to move towards the direction close to the fixed ring 16 through the connecting rod 21, and through calculation, during the normal use, the rotating ring 17 cannot be attached to the fixed ring 16, when the braking system breaks down to enable the transmission shaft 3 to rapidly rotate, the centrifugal force borne by the sliding block 19 is increased, namely, the distance of the sliding block 19 moving towards the direction far away from the transmission shaft 3, through the frictional force between swivel 17 and the solid fixed ring 16, can realize the braking, played the function of restriction transmission shaft 3 rotational speed, can avoid the heavy object to fall fast and damage, here, through the thematic principle of friction, make solid fixed ring 16's temperature rise and transmit to inflation piece 22, inflation piece 22 is heated to promote movable block 23 and moves towards being close to swivel 17 direction after expanding to can improve the frictional force that swivel 17 received, promote braking effect.

Compared with the prior art, this dust type capital construction equipment has realized the function of removing dust through dust removal mechanism, compares with current dust removal mechanism, and this dust removal mechanism removes dust through the air, can also promote wire rope 6's radiating effect, and the practicality is stronger, moreover, has still improved the security through complementary unit, compares with current complementary unit, and whether this complementary unit detects braking system through mechanical means and breaks down, and interference killing feature and reliability are stronger.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.