Flexible scraper device of belt conveyor

Abstract

The utility model discloses a belt conveyor flexible scraper device which comprises a pair of connecting supports, the connecting supports are oppositely arranged at the bottom of a belt conveyor base support and are symmetrical about the belt conveyor base support, a cross beam is arranged between the connecting supports, a plurality of adjustable adjusting modules are arranged on the cross beam, and the adjusting modules are arranged on the connecting supports. The same flexible scraper module is arranged over the multiple adjusting modules, corresponding elastic supporting modules are arranged between the flexible scraper module and the adjusting modules, and the flexible scraper module is in elastic supporting fit with the corresponding adjusting modules through the elastic supporting modules. The top scraping plate end of the flexible scraping plate module and a belt at the bottom of the belt conveyor are extruded to form scraping fit, the device is convenient to adjust, the flexible scraping plate module and the belt are always in scraping fit through the elastic support, the scraping force can be adjusted through the adjusting module, use is convenient, and the optimal scraping effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of belt conveying equipment, in particular to a flexible scraper device for a belt conveyor. Background Art

[0002] The conventional scraper of a conveyor belt is fixedly installed at the end of the belt conveyor to ensure that the conveyed material can be unloaded at the end. As time goes by, the belt, scraper, etc. will be worn and deformed, and the scraper and the belt will not be able to maintain close contact. As a result, the slag, mortar, etc. adhered to the belt conveyor cannot be effectively scraped off. The slag and mortar will rotate with the belt and fall to the bottom of the belt conveyor at an uncertain time. As time increases, it will accumulate in large quantities under the belt conveyor, causing environmental pollution and not meeting the management requirements. Content of the Utility Model

[0003] The utility model provides a flexible scraper device for a belt conveyor, aiming to solve the problem that the scraper wear during the use of the conveyor belt affects the scraping effect due to the inability to closely fit the belt. By means of a telescopic spring device, the scraping pressure can be adjusted to achieve close contact between the scraper and the belt, and improve the scraping quality.

[0004] To solve the above technical problems, the technical solution adopted by the utility model is:

[0005] The flexible scraper device for a belt conveyor includes a pair of connecting brackets, which are relatively arranged at the bottom of the base bracket of the belt conveyor and are symmetric about the base bracket of the belt conveyor. A cross beam is arranged between the connecting brackets. A plurality of adjustable adjustment modules are arranged on the cross beam. Directly above the plurality of adjustment modules, there is the same flexible scraper module. Corresponding elastic support modules are arranged between the flexible scraper module and the adjustment modules. The flexible scraper module forms an elastic support cooperation with the corresponding adjustment modules through the elastic support modules. The top scraper end of the flexible scraper module is in scraping contact with the bottom belt of the belt conveyor.

[0006] Preferably, the connecting bracket includes two vertically arranged channel steels and one horizontally arranged channel steel. The three channel steels are welded together end to end in sequence to form a "concave" structure. The two top ends of the "concave" connecting bracket are fixedly fitted with the base bracket of the belt conveyor.

[0007] More preferably, the cross beam is perpendicular to the horizontally arranged channel steel, and the two ends of the cross beam correspond to the two horizontally arranged channel steels on both sides one by one. The end of the cross beam is detachably fixed to the corresponding horizontally arranged channel steel through bolts.

[0008] Furthermore, the adjustment modules are arranged at equal intervals along the extension direction of the cross beam, and the number of the adjustment modules is at least two.

[0009] Further, each of the adjusting modules includes an adjusting screw rod arranged vertically and a limiting nut fixed to the bottom of the cross beam. The bottom of the adjusting screw rod penetrates through the cross beam and forms a threaded fit with the limiting nut. A square head is provided at the bottom end of the adjusting screw rod. Two clamping nuts arranged oppositely are in threaded fit with the top of the adjusting screw rod, and the clamping nuts form a clamping fit with the elastic support module.

[0010] Specifically, each of the elastic support modules includes a square annular box. A limiting hole is provided at the middle position of the bottom of the square annular box. The top of the adjusting screw rod movably penetrates through the limiting hole, and the bottom of the square annular box is clamped between the two clamping nuts. A small sleeve is provided at the middle position of the top of the square annular box. A large sleeve is movably sleeved on the top of the small sleeve. A spring is provided between the top of the small sleeve and the inside of the large sleeve, and the small sleeve and the large sleeve form an elastic limiting fit through the spring. An installation plate is provided at the top of the large sleeve, and an installation seat is provided on the installation plate. The installation seat is detachably and fixedly fitted with the flexible scraper module.

[0011] More specifically, the flexible scraper module includes an iron strip plate arranged parallel to the cross beam. A plurality of docking seats are provided at equal intervals along the arrangement direction of the iron strip plate at the bottom of the iron strip plate, and the docking seats correspond to the installation seats one by one. The installation seats are embedded in the corresponding docking seats and are detachably and fixedly fitted with the corresponding docking seats through installation bolts. A rubber strip is detachably provided at the top of the iron strip plate. The rubber strip is parallel to the iron strip plate, and the top of the rubber strip is in scraping fit with the bottom belt of the belt conveyor by extrusion.

[0012] In detail, the installation seat includes two first connecting plates arranged oppositely, and the first connecting plates are both vertically arranged on the installation plate. The docking seat includes two second connecting plates arranged oppositely, and the second connecting plates are both vertically arranged on the iron strip plate. The first connecting plates are both embedded in the space formed by the two second connecting plates arranged oppositely. The first connecting plates are in close contact with the adjacent second connecting plates, and the first connecting plates and the adjacent second connecting plates are fixedly fitted through installation bolts.

[0013] Advantages of the utility model:

[0014] 1. The utility model is convenient for installation and disassembly and is convenient for assembly according to actual situations;

[0015] 2. The utility model provides elastic support for the flexible scraper module through the elastic support module to ensure that the flexible scraper module is always in close contact with the belt to ensure the scraping effect;

[0016] 3. Secondly, the utility model conveniently adjusts the initial height of the flexible scraper module through the adjusting module, so as to ensure that the scraper can still be used after wear. At the same time, it is convenient to adjust the scraping force according to the conveyed materials and specific situations to ensure the best scraping effect and service life. Description of the drawings

[0017] Figure 1 is the front view schematic diagram of the present utility model;

[0018] Figure 2 is the three-dimensional perspective schematic diagram of the installation side of the present utility model;

[0019] Figure 3 is the right view schematic diagram of the present utility model;

[0020] Figure 4 is the enlarged schematic diagram at the device installation position in the right view schematic diagram of the present utility model;

[0021] In the figure: 1. Connecting bracket; 101. Channel steel;

[0022] 2. Cross beam;

[0023] 3. Adjusting module; 301. Adjusting screw rod; 302. Limit nut; 303. Clamping nut; 304. Square head;

[0024] 4. Elastic support module; 401. Square ring-shaped box; 402. Limit hole; 403. Small sleeve; 404. Large sleeve; 405. Spring; 406. Mounting plate; 407. Mounting seat; 4071. First connecting plate;

[0025] 5. Flexible scraper module; 501. Docking seat; 5011. Second connecting plate; 502. Mounting bolt; 503. Iron strip plate; 504. Rubber strip;

[0026] 6. Belt conveyor base bracket. Specific embodiments

[0027] As follows, the embodiments will be further described with reference to the accompanying drawings.

[0028] As Figures 1 to 4 shown, as a preferred Embodiment 1, the belt conveyor flexible scraper device includes a pair of connecting brackets 1, the connecting brackets 1 are oppositely arranged at the bottom of the belt conveyor base bracket 6, and the connecting brackets 1 are symmetric about the belt conveyor base bracket 6. A cross beam 2 is provided between the connecting brackets 1. A plurality of adjustable adjusting modules 3 are provided on the cross beam 2. The same flexible scraper module 5 is provided directly above the plurality of adjusting modules 3. Corresponding elastic support modules 4 are provided between the flexible scraper module 5 and the adjusting modules 3. The flexible scraper module 5 forms an elastic support cooperation with the corresponding adjusting modules 4 through the elastic support modules 4. The top scraper end of the flexible scraper module 5 is in scraping cooperation with the bottom belt of the belt conveyor.

[0029] The connecting bracket 1 includes two vertically arranged channel steels 101 and one horizontally arranged channel steel 101. The three channel steels 101 are welded end to end in sequence to form a "concave" structure. The two top ends on both sides of the "concave" - shaped connecting bracket 1 are fixedly matched with the belt conveyor base bracket 6, ensuring installation stability and facilitating the installation of the adjustment module 3.

[0030] The cross - beam 2 is perpendicular to the horizontally arranged channel steel 101, and the two ends of the cross - beam 2 correspond to the horizontally arranged channel steels 101 on both sides one by one. The end of the cross - beam 2 forms a detachable fixed fit with the corresponding horizontally arranged channel steel 101 through bolts, ensuring installation stability.

[0031] As a preferred embodiment 2, strip - shaped holes are provided on the horizontally arranged channel steel 101. The end of the cross - beam 2 forms a detachable fixed fit with the strip - shaped holes through bolts, facilitating the adjustment of the installation position of the cross - beam 2 according to actual situations, increasing applicability, and ensuring the best scraping effect.

[0032] As a preferred embodiment 3, the adjustment modules 3 are arranged at equal intervals along the extending direction of the cross - beam 2, and the number of the adjustment modules 3 is at least two, ensuring stable force and being sufficient to provide elastic support for the flexible scraper module 5.

[0033] Each of the adjustment modules 3 includes a vertically arranged adjustment screw rod 301 and a limit nut 302 fixed to the bottom of the cross - beam 2. The bottom of the adjustment screw rod 301 penetrates through the cross - beam 2 and forms a threaded fit with the limit nut 302. A square head 304 is provided at the bottom end of the adjustment screw rod 301, which is convenient for adjusting the position of the adjustment screw rod 301 relative to the cross - beam 2, thereby adjusting the distance between the flexible scraper module 5 and the belt, controlling the scraping force. Two oppositely arranged clamping nuts 303 are in threaded fit at the top of the adjustment screw rod 301, and the clamping nuts 303 form a clamping fit with the elastic support module 4, ensuring the stable installation of the elastic support module 4.

[0034] As a preferred embodiment 4, each of the elastic support modules 4 includes a square annular box 401. A limit hole 402 is provided at the middle position of the bottom of the square annular box 401. The top of the adjusting screw rod 301 movably penetrates through the limit hole 402, and the bottom of the square annular box 401 is clamped and fitted between two clamping nuts 303. A small sleeve 403 is provided at the middle position of the top of the square annular box 401. A large sleeve 404 is movably sleeved on the top of the small sleeve 403. A spring 405 is provided between the top of the small sleeve 403 and the inside of the large sleeve 404. The small sleeve 403 and the large sleeve 404 form an elastic limit fit through the spring 405. An installation plate 406 is provided at the top of the large sleeve 404. An installation seat 407 is provided on the installation plate 406. The installation seat 407 is detachably and fixedly fitted with the flexible scraper module 5 to ensure elastic support fit. The spring 405 enables the large sleeve 404 and the small sleeve 403 to form an elastic telescopic fit, applying a continuous force to the flexible scraper module 5 to ensure that the flexible scraper module 5 always forms a scraping fit with the belt.

[0035] As a preferred embodiment 5, the flexible scraper module 5 includes an iron strip plate 503 arranged parallel to the cross beam 2. A plurality of docking seats 501 are provided at equal intervals along the arrangement direction of the iron strip plate 503 at the bottom of the iron strip plate 503, and the docking seats 501 correspond to the installation seats 407 one by one. The installation seat 407 is embedded in the corresponding docking seat 501 and is detachably and fixedly fitted with the corresponding docking seat 501 through an installation bolt 502. A rubber strip 504 is detachably provided at the top of the iron strip plate 503. The rubber strip 504 is parallel to the iron strip plate 503, and the top of the rubber strip 504 is pressed against the bottom belt of the belt conveyor to form a scraping fit.

[0036] The installation seat 407 includes two first connecting plates 4071 arranged oppositely, and the first connecting plates 4071 are both vertically arranged on the installation plate 406. The docking seat 501 includes two second connecting plates 5011 arranged oppositely, and the second connecting plates 5011 are both vertically arranged on the iron strip plate 503. The first connecting plates 4071 are all embedded in the space formed by the two second connecting plates 5011 arranged oppositely. The first connecting plate 4071 is in close contact with the adjacent second connecting plate 5011, and the first connecting plate 4071 and the adjacent second connecting plate 5011 are fixedly fitted through an installation bolt 502 to ensure the stability of the installation.

[0037] As a preferred embodiment 6, a plurality of sunken bolt holes are provided at equal intervals along the arrangement direction of the rubber strip 504 at the bottom of the rubber strip 504. A plurality of threaded holes are provided on the iron strip plate 503, and the threaded holes correspond to the sunken bolt holes one by one, and the threaded holes and the corresponding sunken bolt holes are linked through screws. It is convenient to install and replace the rubber strip 504 and ensure the stability of the installation.

[0038] The working principle of the present utility model:

[0039] The spring 405 of the elastic support module 4 of the present utility model is squeezed by the large sleeve 404 and the small sleeve 403 and is in a compressed state. With the interaction between the pressure of the conveyor belt on the flexible scraper module 5 and the spring reaction force, relative damping sliding between the large sleeve 404 and the small sleeve 403 can be realized, ensuring that the flexible scraper module 5 is always in close contact with the belt. The magnitude of the close contact force can be adjusted by rotating the adjusting screw 301 of the adjusting module 3 to adjust the distance between the flexible scraper module 5 and the belt. The shorter the distance, the greater the spring force and the tighter the flexible scraper module 5 is in contact with the belt. The device is convenient for installation and disassembly, and the front and rear positions can be adjusted according to the actual situation to achieve the best scraping effect.

Claims

1. Flexible scraper device for belt conveyor, characterized in that, It includes a pair of connecting brackets (1), the connecting brackets (1) are relatively arranged at the bottom of the belt conveyor base bracket (6), and the connecting brackets (1) are symmetric about the belt conveyor base bracket (6). A cross beam (2) is provided between the connecting brackets (1). A number of adjustable adjustment modules (3) are provided on the cross beam (2). Directly above the number of adjustment modules (3) is provided the same flexible scraper module (5). And corresponding elastic support modules (4) are provided between the flexible scraper module (5) and the adjustment modules (3). And the flexible scraper module (5) forms an elastic support fit with the corresponding adjustment module (3) through the elastic support module (4). The top scraper end of the flexible scraper module (5) forms a scraping fit with the bottom belt of the belt conveyor.

2. The flexible scraper device for a belt conveyor according to claim 1, characterized in that, The connecting bracket (1) includes two vertically arranged channel steels (101) and one horizontally arranged channel steel (101). The three channel steels (101) are sequentially welded end to end to form a "concave" structure. The two top ends of the "concave" connecting bracket (1) are fixedly fitted with the belt conveyor base bracket (6).

3. The flexible scraper device for a belt conveyor according to claim 2, wherein, The cross beam (2) is perpendicular to the horizontally arranged channel steel (101), and the two ends of the cross beam (2) correspond to the two horizontally arranged channel steels (101) on both sides one by one. The end of the cross beam (2) forms a detachable fixed fit with the corresponding horizontally arranged channel steel (101) through bolts.

4. The flexible scraper device for a belt conveyor according to claim 3, characterized in that, The adjustment modules (3) are arranged at equal intervals along the extending direction of the cross beam (2), and the number of the adjustment modules (3) is at least two.

5. The flexible scraper device for a belt conveyor according to claim 4, wherein Each of the adjustment modules (3) includes a vertically arranged adjustment screw rod (301) and a limit nut (302) fixed to the bottom of the cross beam (2). The bottom of the adjustment screw rod (301) penetrates through the cross beam (2) and forms a threaded fit with the limit nut (302). And a square head (304) is provided at the bottom end of the adjustment screw rod (301). Two relatively arranged clamping nuts (303) are threadedly fitted on the top of the adjustment screw rod (301). The clamping nuts (303) form a clamping fit with the elastic support module (4).

6. The flexible scraper device for a belt conveyor according to claim 5, characterized in that, Each of the elastic support modules (4) includes a square annular box (401). A limit hole (402) is provided at the middle position of the bottom of the square annular box (401). The top of the adjustment screw rod (301) movably penetrates through the limit hole (402). And the bottom of the square annular box (401) is clamped between the two clamping nuts (303). A small sleeve (403) is provided at the middle position of the top of the square annular box (401). A large sleeve (404) is movably sleeved on the top of the small sleeve (403). A spring (405) is provided between the top of the small sleeve (403) and the inside of the large sleeve (404). And the small sleeve (403) and the large sleeve (404) form an elastic limit fit through the spring (405). An installation plate (406) is provided at the top of the large sleeve (404). An installation seat (407) is provided on the installation plate (406). The installation seat (407) is detachably and fixedly fitted with the flexible scraper module (5).

7. The flexible scraper device for the belt conveyor according to claim 6, characterized in that, The flexible scraper module (5) includes an iron strip plate (503) arranged in parallel with the cross beam (2). A number of docking seats (501) are equidistantly arranged at the bottom of the iron strip plate (503) along the arrangement direction of the iron strip plate (503), and the docking seats (501) correspond to the mounting seats (407) one by one. The mounting seats (407) are embedded in the corresponding docking seats (501) and form a detachable fixed fit with the corresponding docking seats (501) through mounting bolts (502). A rubber strip (504) is detachably arranged at the top of the iron strip plate (503). The rubber strip (504) is parallel to the iron strip plate (503), and the top of the rubber strip (504) is in scraping fit with the bottom belt of the belt conveyor by extrusion.

8. The flexible scraper device for a belt conveyor according to claim 7, characterized in that, The mounting seat (407) includes two first connecting plates (4071) arranged oppositely, and the first connecting plates (4071) are both vertically arranged on the mounting plate (406). The docking seat (501) includes two second connecting plates (5011) arranged oppositely, and the second connecting plates (5011) are both vertically arranged on the iron strip plate (503). The first connecting plates (4071) are all embedded in the space formed by the two second connecting plates (5011) arranged oppositely. The first connecting plates (4071) are in close contact with the adjacent second connecting plates (5011), and the first connecting plates (4071) and the adjacent second connecting plates (5011) form a fixed fit through mounting bolts (502).

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