CN218578873U - Pneumatic constant-pressure self-compensation linear sweeper - Google Patents
Pneumatic constant-pressure self-compensation linear sweeper Download PDFInfo
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- CN218578873U CN218578873U CN202221517741.3U CN202221517741U CN218578873U CN 218578873 U CN218578873 U CN 218578873U CN 202221517741 U CN202221517741 U CN 202221517741U CN 218578873 U CN218578873 U CN 218578873U
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- scraper
- air guide
- compensating
- sweeper
- air
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Abstract
The utility model relates to a pneumatic constant voltage self compensating word sweeper, at least one the scraper sets up in air guide module upper end, and the scraper is used for striking off the material of conveyer belt surface adhesion, and the air guide module is used for pushing up the scraper the conveyer belt surface. The utility model discloses in, high-pressure gas gets into the cylinder block and with the piston jack-up upwards from the air guide strip, and the piston rod withstands and scrapes blade holder rebound, scrapes the vertical removal of guide plate along of blade holder direction under the limiting displacement of spacer pin, makes and scrape the blade holder with scraper jack-up and with conveyer belt surface in close contact with. The structure that the long through hole and the spacer pin cooperate makes the scraper seat follow shake and incline that can be automatic when the conveyer belt takes place to shake, incline, guarantees that the scraper can effectually strike off the material of conveyer belt surface adhesion, and when the scraper worn and torn, the piston rod can upwards jack up the scraper seat moreover, to the change automatic compensation of scraper size.
Description
Technical Field
The utility model belongs to the technical field of the conveyer belt washs, especially pneumatic constant voltage self compensating word sweeper.
Background
The belt feeder is the important equipment that the material was carried, and it utilizes the rotation of belt pulley 2 to drive the continuous rotation of conveyer belt 3, and the conveyer belt is in the container with the level of material 1 or the slope transport. Some materials can be adhered on the conveyer belt, when the conveyer belt returns from throwing the material position, the material of adhesion returns along with the conveyer belt together, can lead to various problems like this, so each producer develops a variety of cleaners that are used for cleaning the conveyer belt, and these cleaners all utilize the scraper to scrape off the material of conveyer belt adhesion. In practical use, the two-way sweeper for the bidirectional operation of the belt conveyor at present is generally formed by mounting a metal or polyurethane split or integral tool bit on the same base body, and cannot adapt to the problems of uneven belt surface, tension jitter and the like by integrally adjusting through pre-pressure springs or top threads on two sides of the base body. Meanwhile, the pressure of a pre-tightening spring needs to be adjusted regularly to ensure certain cleaning pressure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's weak point, provide a pneumatic constant voltage self compensating word sweeper. In this structure, high-pressure gas gets into the cylinder block and with piston jack-up upwards from the air guide strip, and the piston rod withstands scraper seat rebound, and the vertical removal along the deflector of scraper seat direction under the limiting displacement of spacer pin, scraper seat can also have certain displacement on the transverse direction and the longitudinal direction of deflector when the conveyer belt drives the scraper, enable like this scraper seat with scraper jack-up and with conveyer belt surface in close contact with.
The utility model provides a technical scheme that technical problem adopted is:
the utility model provides a pneumatic constant voltage self compensating word sweeper, includes scraper, its characterized in that: at least one scraper is arranged at the upper end of the air guide module and used for scraping materials adhered to the surface of the conveying belt, and the air guide module is used for enabling the scraper to be propped against the surface of the conveying belt.
Further: the air guide module is two, and two air guide modules set up at interval, and the upper end of every air guide module all is provided with a plurality of scrapers at interval.
And further: all the scrapers on one air guide module and all the scrapers on the other air guide module are arranged in a staggered mode.
And further: the air guide module comprises an air guide strip and an air cylinder body, the lower end of the air cylinder body is provided with the air guide strip, the air guide strip is provided with a plurality of openings for air supply, a plurality of air cylinder holes are formed in the air cylinder body, a piston which vertically reciprocates is arranged in each air cylinder hole, a piston rod on each piston extends out of the upper end of the air cylinder body, and a scraper which is aligned with each piston rod can be propped against the surface of the conveying belt.
Further: the cylinder body is provided with a vertically upward guide plate, the guide plate is provided with a plurality of scraper seats, each scraper seat can vertically limit and slide along the guide plate, and each scraper seat is provided with a scraper; the piston rod extends upwards from the cylinder body and the guide plate and then props against the scraper seat.
Further: and the two sides of the upper end of the guide plate are provided with convex edges for limiting, and the convex edges are used for limiting the highest position of the scraper seat which slides upwards.
Further: the upper end of the piston rod is arranged to be in an arc shape, and the arc shape props against the bottom surface of the scraper.
And further: the surface of the guide plate which is aligned with the scraper seat is provided with a long through hole, a limiting pin penetrates through the scraper seat, and the limiting pin penetrates through the long through hole to enable the scraper seat to move along the vertical direction of the guide plate.
And further: the outer surface of the piston plate is sleeved with at least one sealing ring.
And further: and the scraper seat and the cylinder body are sleeved with sealing sleeves.
The utility model discloses the technical effect who gains is:
the utility model discloses in, high-pressure gas gets into the cylinder block and with the piston jack-up upwards from the air guide strip, and the piston rod withstands and scrapes blade holder rebound, scrapes the vertical removal of guide plate along of blade holder direction under the limiting displacement of spacer pin, makes and scrape the blade holder with scraper jack-up and with conveyer belt surface in close contact with. The structure that the long through hole and the spacer pin cooperate makes the scraper seat follow shake and incline that can be automatic when the conveyer belt takes place to shake, incline, guarantees that the scraper can effectually strike off the material of conveyer belt surface adhesion, and when the scraper worn and torn, the piston rod can upwards jack up the scraper seat moreover, to the change automatic compensation of scraper size.
Drawings
FIG. 1 is a diagram illustrating the usage of the present invention;
FIG. 2 is an enlarged top view of two gas directing modules of FIG. 1;
FIG. 3 is an enlarged view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view taken along line B-B of FIG. 2;
fig. 5 is an enlarged view of fig. 2 from C-C.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
The utility model provides a pneumatic constant voltage self compensating word sweeper, as shown in the figure, including scraper 9, the utility model discloses an innovation lies in: at least one scraper is arranged at the upper end of the air guide module 5 and is used for scraping materials adhered to the surface 6 of the conveying belt 3, and the air guide module is used for enabling the scraper to be pressed against the surface of the conveying belt.
The two air guide modules are arranged at intervals through the connecting plates 8, the upper end of each air guide module is provided with a plurality of scrapers at intervals, and the number of the scrapers is set according to the width of the conveying belt. In order to better cover the surface of the conveyor belt, all the scrapers on one air guide module are staggered with all the scrapers on the other air guide module as shown in fig. 2. Staggered arrangement referring to fig. 2, the lower blade on the left (at a) is vertically lower in the figure than the upper blade on the right (at B). And the upper end of the scraper below the left side in the figure is overlapped with the lower end of the scraper staggered at the right side in the figure at a distance in the transverse direction in the figure.
The structure of the air guide module is shown in figures 3, 4 and 5: the device comprises an air guide strip 28 and a cylinder body 21, wherein the air guide strip is arranged at the lower end of the cylinder body and provided with a plurality of openings 33 for supplying air, a plurality of cylinder holes 24 are formed in the cylinder body, a piston 22 which vertically reciprocates is arranged in each cylinder hole, a piston rod 20 on each piston extends out of the upper end of the cylinder body, and a scraper which is aligned with each piston rod can be propped against the surface of the conveyor belt.
The air guide strip is internally provided with a groove 25 which is communicated with all the openings, a screwed plug 27 with a vent pipe is screwed in the openings, the openings are sealed by the screwed plug, and high-pressure gas of the vent pipe enters the cylinder hole through the groove to push the piston plate to vertically move.
A vertically upward guide plate 14 is arranged on the cylinder body, a plurality of scraper seats 15 are arranged at intervals in the length direction of the guide plate, each scraper seat can vertically limit and slide along the guide plate, and a scraper is arranged on each scraper seat; the piston rod extends upwardly from the cylinder block and the opening 18 of the guide plate and abuts the scraper seat. And convex ribs 13 for limiting are arranged on two sides of the upper end of the guide plate.
The cross section of the guide plate and the rib in the width direction is approximately in a T shape, and the cross section of the scraper seat in the width direction is approximately in an A shape. A scraper is embedded in the wedge-shaped upper end 10 of the A shape, a T-shaped guide plate is embedded in the notch 12 at the lower end of the A shape, protrusions 16 are arranged at the lower ends of the two sides of the A shape, and the convex edges and the protrusions are matched to realize sliding or moving limiting of the scraper seat on the guide plate in the vertical direction. A gap 17 is reserved between the bottom surface of the A-shaped scraper seat and the upper end surface of the cylinder body beside the guide plate. The cylinder block is provided with an air guide through hole 19 for communicating the cylinder hole above the piston plate with the gap, and when the piston plate moves up and down, the air guide through hole can realize the discharge and suction of air in the cylinder hole above the piston plate.
The upper end 11 of the piston rod is arranged to be in an arc shape, and the arc shape can better support the scraper seat.
The surface of the guide plate which is aligned with the scraper seat is provided with a long through hole 29, the scraper seat which is aligned with the long through hole is provided with mounting holes 32, an elastic clamping ring 31 is arranged in a groove on the inner side of each mounting hole, a limiting pin 30 is arranged between the elastic clamping rings, and the limiting pin penetrates through the long through hole and enables the scraper seat to move along the vertical direction of the guide plate.
The outer surface of the piston rod is provided with a plurality of axial slots, wherein at least one sealing ring 23, two sealing rings in the figure, is sleeved on an O-shaped sealing ring in part of the slots.
The scraper seat and the cylinder body are sleeved with a sealing sleeve. The sealing sleeve is made of rubberized canvas, is tied and fixed in circumferential grooves on the outer sides of the scraper seat and the cylinder body by steel wires, has certain looseness, and does not influence relative movement between the scraper body and the integrated cylinder body.
Lubricating grease is coated at the position of the limiting pin, inside the guide plate and the scraper seat, and the sealing sleeve covers the structure below the limiting pin, so that dust, slurry and the like are prevented from entering the scraper seat, and the service life of the scraper seat is prolonged.
The utility model discloses an assembly process is:
the scraper seat is installed by sliding one by one along the length direction of the cylinder body, the installation hole and the long through hole are aligned, and the limiting pin is installed to enable the scraper seat and the cylinder body to be well assembled.
And a piston plate is plugged into the cylinder hole, so that the piston rod penetrates out of the guide plate and abuts against the scraper seat. The air guide bar and the cylinder body are welded, the plug is screwed in the opening, and the vent pipe is connected with an air source.
The sealing sleeve is sleeved and arranged on the fixing frame 4 below the conveying belt, and high-pressure gas is introduced to enable the scraper to prop against the surface of the conveying belt.
The utility model discloses a use is:
the scraper guards of the two air guide modules are arranged in a staggered mode, and all scrapers can scrape materials adhered to the surface of the conveying belt in the width direction of the conveying belt.
The high-pressure gas makes the piston plate drive the piston rod to rise and tightly pushes the scraper on the surface of the conveying belt through the scraper seat, and the pressure of the high-pressure gas can be adjusted through the pushing force.
The utility model discloses in, high-pressure gas gets into the cylinder block and with the piston jack-up that makes progress from the air guide strip, and the blade holder rebound is scraped in the piston rod withstand, scrapes the blade holder direction under the limiting displacement of spacer pin along deflector vertical movement, make scrape the blade holder with scraper jack-up and with conveyer belt surface in close contact with. The structure that the long through hole and the spacer pin cooperate makes the scraper seat follow shake and incline that can be automatic when the conveyer belt takes place to shake, incline, guarantees that the scraper can effectually strike off the material of conveyer belt surface adhesion, and when the scraper worn and torn, the piston rod can upwards jack up the scraper seat moreover, to the change automatic compensation of scraper size.
Claims (10)
1. The utility model provides a pneumatic constant voltage self compensating word sweeper, includes scraper, its characterized in that: at least one scraper is arranged at the upper end of the air guide module and used for scraping materials adhered to the surface of the conveying belt, and the air guide module is used for enabling the scraper to be propped against the surface of the conveying belt.
2. The pneumatic constant pressure self-compensating in-line sweeper of claim 1, wherein: the air guide module is two, and two air guide modules set up at interval, and the upper end of every air guide module all is provided with a plurality of scrapers at interval.
3. The pneumatic constant pressure self-compensating in-line sweeper of claim 2, wherein: all the scrapers on one air guide module and all the scrapers on the other air guide module are arranged in a staggered mode.
4. The pneumatic constant pressure self-compensating in-line sweeper of claim 3, wherein: the air guide module comprises an air guide strip and an air cylinder body, the lower end of the air cylinder body is provided with the air guide strip, the air guide strip is provided with a plurality of openings for air supply, a plurality of air cylinder holes are formed in the air cylinder body, a piston which vertically reciprocates is arranged in each air cylinder hole, a piston rod on each piston extends out of the upper end of the air cylinder body, and a scraper which is aligned with each piston rod can be propped against the surface of the conveying belt.
5. The pneumatic constant pressure self-compensating in-line sweeper of claim 4, wherein: the cylinder body is provided with a vertically upward guide plate, the guide plate is provided with a plurality of scraper seats, each scraper seat can vertically limit and slide along the guide plate, and each scraper seat is provided with a scraper; the piston rod extends upwards from the cylinder body and the guide plate and then props against the scraper seat.
6. The pneumatic constant pressure self-compensating in-line sweeper of claim 5, wherein: and the two sides of the upper end of the guide plate are provided with convex edges for limiting, and the convex edges are used for limiting the highest position of the scraper seat which slides upwards.
7. The pneumatic constant pressure self-compensating in-line sweeper of claim 5 or 6, wherein: the upper end of the piston rod is arranged to be in an arc shape, and the arc shape supports against the scraper seat.
8. The pneumatic constant pressure self-compensating in-line sweeper of claim 7, wherein: the surface of the guide plate which is aligned with the scraper seat is provided with a long through hole, a limiting pin penetrates through the scraper seat, and the limiting pin penetrates through the long through hole to enable the scraper seat to move along the vertical direction of the guide plate.
9. The pneumatic constant pressure self-compensating in-line sweeper of claim 4, 5, 6 or 7, wherein: the outer surface of the piston rod is sleeved with at least one sealing ring.
10. The pneumatic constant pressure self-compensating in-line sweeper of claim 5, 6 or 8, wherein: and the scraper seat and the cylinder body are sleeved with sealing sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221517741.3U CN218578873U (en) | 2022-06-17 | 2022-06-17 | Pneumatic constant-pressure self-compensation linear sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221517741.3U CN218578873U (en) | 2022-06-17 | 2022-06-17 | Pneumatic constant-pressure self-compensation linear sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218578873U true CN218578873U (en) | 2023-03-07 |
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ID=85358173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221517741.3U Active CN218578873U (en) | 2022-06-17 | 2022-06-17 | Pneumatic constant-pressure self-compensation linear sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218578873U (en) |
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2022
- 2022-06-17 CN CN202221517741.3U patent/CN218578873U/en active Active
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