CN113413715A

CN113413715A - Water-spraying ash-proof device of excavator

Info

Publication number: CN113413715A
Application number: CN202110905052.3A
Authority: CN
Inventors: 张晓龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-08
Filing date: 2021-08-08
Publication date: 2021-09-21

Abstract

The invention relates to an excavator device, in particular to an excavator water spray ash preventer, which comprises an upper cover and a lower cover, wherein a disc is hollow, the disc is fixed between the upper cover and the lower cover, an inner nozzle is in running fit with the disc and is communicated with a through hole in the front part of the inner nozzle, a lifting core is in sliding fit with the upper cover, the upper part of the lifting core is provided with teeth, the lifting core is in intermittent meshing with a half wheel, the lower part of the lifting core is provided with a vertical rack which is meshed with the inner nozzle, the lower part of the lifting core is provided with a spring, a spacing ring is annular, the inner side of the spacing ring is arc-shaped, and the spacing ring is in sliding fit with the inner nozzle; the water spray cap is equipped with four, water spray cap and last rotary drum normal running fit, and water spray cap and last rotary drum are inside to be linked together, and the tooth cap meshes with the water spray cap mutually, and tooth cap and seat of honour normal running fit go up rotary drum and seat of honour normal running fit, thereby the device can realize two-layer water curtain effect, is favorable to preventing the diffusion of dust and will sink, is favorable to realizing the change of the reciprocating range of interior curtain.

Description

Water-spraying ash-proof device of excavator

Technical Field

The invention relates to an excavator device, in particular to a water-spraying ash-proof device of an excavator.

Background

The excavator generates dust in the process of digging soil during working, the dust pollutes environment for workers and nearby residents and is sucked into the lung to cause diseases, however, some existing purification devices are provided with corresponding water spraying devices on the outer wall of construction, only part of dust can be purified due to the problems of spraying height, angle and the like, and the water spraying dust-proof device of the excavator is arranged for achieving the purpose of dust fall near the excavator.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a water-spraying ash-proof device for an excavator, which can realize the effect of two layers of water curtains, wherein one layer is an outer curtain, and the other layer is a changeable inner curtain, so that the water-spraying ash-proof device is beneficial to preventing dust from diffusing and sinking and is beneficial to realizing the change of the reciprocating range of the inner curtain.

In order to solve the technical problem, the disc is hollow, the disc is fixed between an upper cover and a lower cover, eight cylindrical grooves are formed in the side wall of the disc, eight inner nozzles are arranged on the inner nozzles, the inner nozzles are in rotating fit with the disc, half gears are arranged on the inner nozzles, grooves are formed in the inner nozzles and are communicated with through holes in the front portions of the inner nozzles, a lifting core is in sliding fit with the upper cover, teeth are arranged on the upper portion of the lifting core, the lifting core is intermittently meshed with the half gears, vertical racks are machined on the lower portion of the lifting core, the racks are meshed with the inner nozzles, springs are arranged on the lower portion of the lifting core, a spacer ring is annular, the inner side of the spacer ring is arc-shaped, and the spacer ring is in sliding fit with the inner nozzles; the water spray cap is equipped with four, water spray cap and last rotary drum normal running fit, and water spray cap and last rotary drum are inside to be linked together, and the tooth cap meshes with the water spray cap mutually, and tooth cap and seat of honour normal running fit go up rotary drum and seat of honour normal running fit to realize two-layer water curtain effect, one side is outer curtain, and the one deck is for changing interior curtain, is favorable to preventing the diffusion of dust and will sink.

As the further improvement of the technical scheme, the half wheels are two, the half wheel parts are gear-shaped, and the two half wheels are connected with the connecting rod, so that the change of the reciprocating range of the inner curtain is favorably realized.

As the further improvement of this technical scheme, wherein, still including fixing slider and the screw rod slider on the spacer ring, slider and dish sliding fit, the slider is equipped with four, and the screw rod slider is equipped with four, is equipped with the screw hole on the screw rod slider, screw rod slider and screw thread tooth post screw-thread fit, and outer ring gear meshes with the screw thread tooth post mutually, is favorable to when the device stops using, prevents that the dust from entering into in the device, prevents to block up the device.

As the further improvement of the technical scheme, the upper rotary drums are four in number, the upper rotary drums are hollow, holes are machined in the lower portion of each upper rotary drum, the upper portions of the upper rotary drums are horizontal, cylindrical hollow protrusions are machined in the upper portions of the upper rotary drums, an outer curtain is favorably formed, dust is limited in the range, and diffusion is reduced.

As a further improvement of the technical scheme, the water spray cap comprises a fluted disc cap, a plurality of nozzles and water distribution wedges, wherein teeth are machined below the fluted disc cap, the fluted disc cap is in running fit with the upper rotary drum, the nozzles are communicated with the fluted disc cap, the water distribution wedges are arranged in a plurality of numbers, the upper parts of the water distribution wedges are in a conical shape, and the water distribution wedges are used for dispersing and atomizing water, so that atomization and increase of the spray range are facilitated.

As the further improvement of this technical scheme, wherein, still include the dish of intaking that is linked together with the lower cover, the dish of intaking is equipped with two inlet openings with lower cover sliding fit, and lower adapter is fixed in the lower part of the dish of intaking, is equipped with two half ring gears on the lower adapter, and half ring gear meshes with the gear mutually, and lower adapter and connecting seat normal running fit are favorable to supplying water and retaining device's level.

To sum up, thereby beneficial effect realizes two-layer water curtain effect, and one side is outer curtain, and the one deck is for changing interior curtain, is favorable to preventing the diffusion of dust and will sink, is favorable to realizing the change of the reciprocal scope of interior curtain, is favorable to when the device is stopped using, prevents in the dust enters into the device, prevents to block up the device, is favorable to forming outer curtain, limits the dust at the within range inside, reduces the diffusion, is favorable to forming atomizing and increasing injection range, is favorable to supplying water and holding device's level.

Drawings

Fig. 1 is a schematic view of the overall structure.

Fig. 2 is another overall schematic view of the structure.

Fig. 3 is a schematic view of the connection structure of the tray 1 and the inner nozzle 2.

Fig. 4 is a schematic structural view of the other side of fig. 3.

Fig. 5 is a schematic view of the inner structure of fig. 3.

Fig. 6 is a schematic structural view of a lower portion of fig. 5.

Fig. 7 is a schematic structural view of the inner nozzle 2.

Fig. 8 is a schematic structural view of the half wheel 7.

Fig. 9 is a related structural diagram of the spacer ring 19.

Fig. 10 is a schematic top view of the spacer ring 19 and the inner nozzle 2.

Fig. 11 is a schematic structural view of the section a-a of fig. 10.

Fig. 12 is a schematic structural view of the arrangement of the water spray cap 24.

Fig. 13 is a schematic structural view of a portion of fig. 12.

Fig. 14 is a side view and a structural view of a B-B section of the water spray cap 24.

Fig. 15 is a schematic structural view of the lower base 35 and the connecting base 36.

Fig. 16 is a schematic structural view of the horizontal control mechanism of the lower rotary base 35.

In the figure: a disc 1; an inner nozzle 2; an upper cover 3; a lower cover 4; an upper rotating motor 5; a bracket 6; a half wheel 7; a half-wheel motor 8; a connecting rod 9; a lifting core 10; an upper water outlet 11; a lower water inlet 12; a main shaft 13; a seal ring 14; a spring 15; a ring gear frame 16; the threaded tooth post 17; an outer ring gear 18; a spacer ring 19; a slider 20; a threaded slider 21; an upper seat 22; an upper drum 23; a water spray cap 24; a fluted disc cap 2401; a nozzle 2402; a water distribution wedge 2403; a rotating link 25; a first upper rotating rod 26; a first belt 27; a rotating motor 28; a gear cap 29; a gear cap link 30; a gear cap motor 31; a second upper rotating rod 32; a second belt 33; a water intake tray 34; a lower swivel mount 35; a connecting seat 36; a holding motor 37; a retaining belt 38; a holding shaft 39; a gear 40.

Detailed Description

FIGS. 1 and 2 are schematic views of the overall structure; the disc 1 is hollow, the disc 1 is fixed between an upper cover 3 and a lower cover 4, eight cylindrical grooves are formed in the side wall of the disc 1, eight inner nozzles 2 are arranged, the inner nozzles 2 are in rotating fit with the disc 1, half gears are arranged on the inner nozzles 2, grooves are formed in the inner nozzles 2 and are communicated with through holes in the front portions of the inner nozzles 2, a lifting core 10 is in sliding fit with the upper cover 3, teeth are arranged on the upper portion of the lifting core 10, the lifting core 10 is intermittently meshed with the half gears 7, vertical racks are processed on the lower portion of the lifting core 10 and are meshed with the inner nozzles 2, springs 15 are arranged on the lower portion of the lifting core 10, a spacing ring 19 is annular, the inner side of the spacing ring 19 is arc-shaped, and the spacing ring 19 is in sliding fit with the inner nozzles 2; four water spraying caps 24 are arranged, the water spraying caps 24 are in running fit with the upper rotary drum 23, the water spraying caps 24 are communicated with the interior of the upper rotary drum 23, the tooth caps 29 are meshed with the water spraying caps 24, the tooth caps 29 are in running fit with the upper seat 22, and the upper rotary drum 23 is in running fit with the upper seat 22; water enters through the water inlet disc 34, enters into the inside of the concave disc 1 through the lower cover 4, is sprayed out through the inner nozzle 2 and the water spraying cap 24 under the action of water pressure, the lifting core 10 moves up and down to drive the inner nozzle 2 to shake up and down, the upper rotary drum 23 and the water spraying cap 24 can rotate to adjust the range of the sprayed water curtain, and the spacer ring 19 moves up and down under the driving of the threaded tooth post 17.

Fig. 3 to 8 are schematic views illustrating a coupling structure of the disc 1 and the inner nozzle 2; the plate 1 is hollow, eight cylindrical grooves are arranged on the side wall of the plate 1, eight inner nozzles 2 are arranged, the inner nozzles 2 are in running fit with the plate 1, half gears are arranged on the inner nozzles 2, grooves are arranged on the inner nozzles 2 and are communicated with through holes in the front parts of the inner nozzles 2, an upper cover 3 is fixed on the plate 1, a square through hole is arranged in the middle of the upper cover 3, four upper water outlets 11 are arranged on the upper cover 3, a lower cover 4 is fixed on the lower part of the plate 1, four lower water inlets 12 are arranged on the lower cover 4, an upper rotating motor 5 is connected with a spindle 13, a support 6 is fixed on the upper part of the upper cover 3, two half wheels 7 are arranged, the half wheels 7 are gears, the half wheels 7 are in running fit with the support 6, a half wheel motor 8 is fixed on the upper part of the upper cover 3, the half wheel motor 8 is connected with one half wheel 7, a connecting rod 9 is in running fit with the support 6, the connecting rod 9 is connected with the two half wheels 7, a lifting core 10 is in sliding fit with the upper cover 3, the upper part of the lifting core 10 is provided with teeth, the lifting core 10 is intermittently meshed with the half wheel 7, the lower part of the lifting core 10 is provided with a vertical rack which is meshed with the inner nozzle 2, the main shaft 13 is fixed at the lower part of the lower cover 4, two sealing rings 14 are arranged, two sealing rings 14 are contacted with the disc 1, one sealing ring 14 is contacted with the upper cover 3, one sealing ring 14 is contacted with the lower cover 4, the upper part of the spring 15 is connected with the lifting core 10, and one end of the spring 15 is connected with the lower cover 4; the half wheel motor 8 rotates to drive the half wheel 7 to rotate, the half wheel 7 rotates to drive the connecting rod 9 to rotate, the connecting rod 9 rotates to drive the other half wheel 7 to rotate, the two half wheels 7 rotate to drive the lifting core 10 to move downwards, the lifting core 10 moves downwards to drive the inner nozzle 2 to rotate upwards, when water enters the disc 1 through the lower water inlet 12, the water is sprayed outwards through the through holes in the inner spraying core 2 under the action of water pressure and swings up and down to realize layered dispersed spraying of the water, and when the gear part of the half wheel 7 is separated from the lifting core 10, the half wheel moves upwards under the action of the spring 15 and drives the inner nozzle 2 to rotate downwards; go up and drive main shaft 13 after rotation of rotation motor 5 and rotate, main shaft 13 rotates and drives lower cover 4 and rotate, and lower cover 4 rotates and drives disk 1 and rotate, and nozzle 2 rotates in the rotation of disk 1 drives to the horizontal rotation of nozzle 2 in realizing, thereby form the water curtain of scope change.

Fig. 9 to 11 are related structural views of the spacer ring 19; the number of the toothed ring frames 16 is four, the toothed ring frames 16 are fixed on the upper portion of the upper cover 3, grooves are processed on the toothed ring frames 16, the number of the threaded toothed columns 17 is four, the threaded toothed columns 17 are matched with the toothed ring frames 16 in a rotating rod mode, the lower portions of the threaded toothed columns 17 are matched with the lower cover 4 in a rotating mode, protruding gears are processed on the upper portions of the threaded toothed columns 17, teeth are processed on the outer sides of the outer toothed rings 18, teeth are processed on the lower portions of the outer toothed rings 18, the outer toothed rings 18 are meshed with the threaded toothed columns 17, the outer toothed rings 18 are matched with the toothed ring frames 16 in a sliding mode, the lower portions of the outer toothed rings 18 are meshed with the motor, the inner sides of the partition rings 19 are arc-shaped, the partition rings 19 are annular, the partition rings 19 are matched with the inner nozzles 2 in a sliding mode, sliders 20 are fixed on the partition rings 19 and are matched with the disc 1 in a sliding mode, the sliders 20 are four, screw sliders 21 are fixed on the partition rings 19, the screw sliders 21 are provided with threaded holes, and the screw sliders are matched with the threaded columns 17; the motor rotates to drive the outer toothed ring 18 to rotate, the outer toothed ring 18 rotates to drive the threaded toothed column 17 to rotate, the threaded toothed column 17 rotates to drive the threaded sliding block 21 to move, the threaded sliding block 21 drives the spacer ring 19 to move up and down, in the process of program setting, the movement of the spacer ring 19 starts to move after the inner nozzle 2 rotates to the upper limit position, the situation that the precision is reduced due to the fact that the inner nozzle 2 and the spacer ring 19 are meshed together in a matched mode is prevented, the spacer ring 19 is used for preventing dust from entering the inner part of the inner nozzle 2 in the process that the nozzle does not work, and therefore the spacer ring 19 is moved to the upper portion before normal work.

Fig. 12 to 14 are schematic structural views of the arrangement of the water spray cap 24; the upper seat 22 is fixed on the upper part of the upper cover 3, the upper seat 22 is communicated with the upper water outlet 11, four arc-shaped grooves are processed on the upper seat 22, the grooves are rotationally matched with the upper rotary drum 23, the upper rotary drum 23 is provided with four hollow upper rotary drums 23, holes are processed under the upper rotary drum 23, the upper rotary drum 23 is rotationally matched with the upper seat 22, the upper part of the upper rotary drum 23 is horizontal, cylindrical hollow bulges are processed on the upper part of the upper rotary drum 23, four water spraying caps 24 are arranged, the water spraying caps 24 are rotationally matched with the upper rotary drum 23, the water spraying caps 24 are communicated with the inner part of the upper rotary drum 23, each water spraying cap 24 comprises a fluted disc cap 2401, a nozzle 2402 and a water dispersing wedge 2403, teeth are processed under the fluted disc cap 2401, the fluted disc cap 2401 is rotationally matched with the upper rotary drum 23, the nozzle 2402 is communicated with the fluted disc cap 2401, the water dispersing wedge 2403 is provided with a plurality of water dispersing wedges, the upper part of the water dispersing wedge 2403 is conical, the water dispersing wedge 2403 is used for dispersing and atomizing water, two rotating connecting rods 25 are provided, the rotating connecting rods 25 are connected with the two upper rotating drums 23, the number of the upper rotating rods 26 is two, the number of the upper rotating rods 26 is connected with the rotating connecting rods 25, the number of the upper rotating motors 28 is four, the tooth caps 29 are in rotating fit with the upper seat 22, the tooth caps 29 are meshed with the tooth disc caps 2401, the number of the tooth cap connecting rods 30 is two, the tooth cap connecting rods 30 are connected with the tooth caps 29, the tooth cap motors 31 are connected with the tooth cap connecting rods 30, the number of the upper rotating rods 32 is connected with the tooth cap connecting rods 30, and the number of the upper rotating rods 32 is connected with the belt II 33; the rotating motor 28 rotates to drive the rotating connecting rod 25 to rotate, the rotating connecting rod 25 rotates to drive the first upper rotating rod 26 to rotate, the first upper rotating rod 26 rotates to drive the first belt 27 to rotate, the first belt 27 rotates to drive the first other upper rotating rod 26 to rotate, the first upper rotating rod drives the rotating connecting rod 25 to rotate, the rotating connecting rod 25 rotates to drive the upper rotating cylinder 23 to rotate, the upper rotating cylinder 23 rotates to adjust the angle and the range of an external water curtain and drives the water spraying cap 24 to change the angle, the gear cap motor 31 rotates to drive the gear cap connecting rod 30 to rotate, the gear cap connecting rod 30 rotates to drive the second upper rotating rod 32 to rotate, the second upper rotating rod 32 drives the second belt 33 to rotate, the second belt 33 drives the second upper rotating rod 32 and the gear cap connecting rod 30 on the other side to rotate, the gear cap connecting rod 30 rotates to drive the gear cap 29 to rotate, the gear cap 29 rotates to drive the gear cap 2401 to rotate so as to adjust the direction of the nozzle 2402, thereby adjusting the range of the water curtain and maintaining the horizontal position of the whole device, the four nozzles 2402 are inclined at the same angle, and the gear cap 29 is always connected to the water spray cap 24 and changes the angle thereof in the process that the upper rotary drum 23 rotates to drive the water spray cap 24 to rotate.

Fig. 15 and 16 are structural views showing the lower hub 35 connected thereto; the water inlet disc 34 is in sliding fit with the lower cover 4, the water inlet disc 34 is provided with two water inlet holes, the lower rotary base 35 is fixed at the lower part of the water inlet disc 34, two half-toothed rings are arranged on the lower rotary base 35, the connecting base 36 is in rotating fit with the lower rotary base 35, the holding motor 37 is fixed on the connecting base 36, two holding belts 38 are arranged, one end of each holding belt 38 is connected with the holding motor 37, one end of each holding belt 38 is connected with the holding shaft 39, the holding shaft 39 is in rotating fit with the connecting base 36, two gears 40 are arranged, the gears 40 are meshed with the lower rotary base 35, and the gears 40 are connected with the holding belts 38; the water inlet disc 34 is connected in a water supply system, water enters the lower part of the lower cover 4 through the water inlet disc 34 and then enters the inner part of the disc 1 through the lower water inlet 12; firstly, the connecting seat 36 is fixed on the upper part of the large arm of the excavator, because the swing amplitude of the large arm is relatively small, the horizontal operation of the holding device is facilitated, the holding motor 37 rotates to drive the holding belt 38 to rotate, the holding belt 38 rotates to drive the holding shaft 39 to rotate, only 39 rotates to drive the other holding belt 38 to rotate, the holding belt 38 rotates to drive the two gears 40 to rotate, the gears 40 rotate to drive the lower rotary seat 35 to rotate, and therefore the horizontal of the device is adjusted, and the range of a water curtain is increased.

While the invention has been particularly described in connection with certain specific embodiments thereof, it is to be understood that the description is intended to be illustrative and not restrictive, and the scope of the appended claims should be construed as broadly as the prior art will permit. Reasonable variations and modifications are possible within the foregoing description and drawings without departing from the spirit of the invention as set forth in the appended claims.

Claims

1. The utility model provides an excavator water spray ash protector device, includes upper cover (3) and lower cover (4), its characterized in that: the disc (1) is hollow, the disc (1) is fixed between an upper cover (3) and a lower cover (4), eight cylindrical grooves are formed in the side wall of the disc (1), eight inner nozzles (2) are arranged, the inner nozzles (2) are in rotating fit with the disc (1), half gears are arranged on the inner nozzles (2), grooves are formed in the inner nozzles (2) and communicated with through holes in the front portions of the inner nozzles (2), a lifting core (10) is in sliding fit with the upper cover (3), teeth are arranged on the upper portion of the lifting core (10), the lifting core (10) is in intermittent meshing with the half gears (7), vertical racks are processed on the lower portion of the lifting core (10) and meshed with the inner nozzles (2), a spring (15) is arranged on the lower portion of the lifting core (10), a spacer ring (19) is annular, the inner side of the spacer ring (19) is arc-shaped, and the spacer ring (19) is in sliding fit with the inner nozzles (2);

the number of the water spraying caps (24) is four, the water spraying caps (24) are in running fit with the upper rotary drum (23), the water spraying caps (24) are communicated with the inside of the upper rotary drum (23), the tooth caps (29) are meshed with the water spraying caps (24), the tooth caps (29) are in running fit with the upper seat (22), and the upper rotary drum (23) is in running fit with the upper seat (22).

2. The water spray ash guard device of an excavator according to claim 1, wherein: half wheel (7) are equipped with two, and half wheel (7) part is gear form, and two half wheels (7) are connected with connecting rod (9).

3. The water spray ash guard device of an excavator according to claim 1, wherein: the disc type screw rod spacing mechanism is characterized by further comprising a sliding block (20) and a screw rod sliding block (21) which are fixed to the spacing ring (19), wherein the sliding block (20) is in sliding fit with the disc (1), the sliding blocks (20) are four, the screw rod sliding blocks (21) are four, threaded holes are formed in the screw rod sliding blocks (21), the screw rod sliding blocks (21) are in threaded fit with the threaded tooth columns (17), and the outer tooth ring (18) is meshed with the threaded tooth columns (17).

4. The water spray ash guard device of an excavator according to claim 1, wherein: the upper rotating cylinders (23) are four, the upper rotating cylinders (23) are hollow, holes are formed in the lower portions of the upper rotating cylinders (23), the upper portions of the upper rotating cylinders (23) are horizontal, and cylindrical hollow bulges are formed in the upper portions of the upper rotating cylinders (23).

5. The water spray ash guard device of an excavator according to claim 1, wherein: the water spraying cap (24) comprises a toothed disc cap (2401), a nozzle (2402) and a water dispersing wedge (2403), teeth are machined below the toothed disc cap (2401), the toothed disc cap (2401) is in running fit with the upper rotary drum (23), the nozzle (2402) is communicated with the toothed disc cap (2401), the water dispersing wedge (2403) is provided with a plurality of water dispersing wedges, the upper portion of each water dispersing wedge (2403) is conical, and the water dispersing wedges (2403) are used for dispersing and atomizing water.

6. The water spray ash guard device of an excavator according to claim 1, wherein: still include the dish of intaking (34) that is linked together with lower cover (4), the dish of intaking (34) and lower cover (4) sliding fit, the dish of intaking (34) is equipped with two inlet openings, and lower swivel mount (35) are fixed in the lower part of the dish of intaking (34), are equipped with two half ring gears down on swivel mount (35), and half ring gear meshes with gear (40) mutually, and lower swivel mount (35) and connecting seat (36) normal running fit.

7. The water spray ash guard device of an excavator according to claim 6, wherein: two semi-toothed rings are arranged on the lower rotary seat (35), and the circle centers of the semi-toothed rings are hole centers of rotary holes connected with the connecting seat (36).

8. The water spray ash guard device of an excavator according to claim 1, wherein: the upper seat (22) is provided with four arc-shaped grooves.

9. The water spray ash guard device of an excavator according to claim 4, wherein: the upper rotary drum (23) is made of cast iron.