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CN-121977343-A - Abrasion-proof mechanism for lifting blade of drying cylinder and use method

CN121977343ACN 121977343 ACN121977343 ACN 121977343ACN-121977343-A

Abstract

The invention relates to the technical field of asphalt processing, in particular to a wear-resistant mechanism of a lifting blade of a drying cylinder and a use method thereof, comprising a drying cylinder main body, a plurality of lifting blade main bodies fixedly connected to the inner wall of the drying cylinder main body, a plurality of guide plates fixedly connected to the inner wall of the drying cylinder main body and a self-cleaning unit fixedly arranged on the lifting blade main body; when a plurality of chain swings, the knocking ball of chain tip can follow the swing synchronous motion of chain, and the knocking ball can intermittently take place the striking with the outer wall of carrying the material blade main part when removing, and the striking can make the pitch that carries the material blade main part on having dried the adhesion completely broken up and drop, accomplishes the self-cleaning operation to carrying material blade main part surface.

Inventors

  • YANG YUMING
  • JIN LAN
  • TIAN JIAJU
  • CAI YULEI
  • WANG JUWEI
  • WANG BAONENG
  • LI ZHANGTAO
  • ZOU CHENG
  • LV CAN
  • JIN YONGBO

Assignees

  • 云南交投公建工程养护有限公司

Dates

Publication Date
20260505
Application Date
20260306

Claims (10)

  1. 1. The anti-abrasion mechanism for the lifting blades of the drying cylinder is characterized by comprising a drying cylinder main body (1), a plurality of lifting blade main bodies (5) fixedly connected to the inner wall of the drying cylinder main body (1), a plurality of guide plates (28) fixedly connected to the inner wall of the drying cylinder main body (1) and a self-cleaning unit fixedly installed on the lifting blade main bodies (5), wherein the self-cleaning unit comprises a fixed frame (9) fixedly connected to the lifting blade main bodies (5), and a lock chain (7) is fixedly connected to the fixed frame (9); Further comprises: The reinforced support unit is used for reinforcing the bending resistance of the lifting blade main body (5), and comprises a first support plate (17) which is slidably arranged on the lifting blade main body (5), wherein the outer wall of the first support plate (17) is fixedly connected with a second support plate (18), and the outer wall of the second support plate (18) is fixedly connected with a third support plate (19); The anti-impact unit also comprises a guide rod (27) fixedly connected to the second supporting plate (18); the convenient installation unit, convenient installation unit is used for quick replacement strengthening support unit.
  2. 2. The drying cylinder lifting blade wear-resistant mechanism according to claim 1, wherein the convenient installation unit comprises a fixed block (10) fixedly connected to the lifting blade main body (5), a rotating rod (11) is rotatably installed on the outer wall of the fixed block (10), a limiting cover plate (12) is fixedly connected to the outer wall of the rotating rod (11), a knocking ball (8) is fixedly connected to one end of the lock chain (7), and a plurality of lock chains (7) are arranged.
  3. 3. The drying cylinder lifting blade wear-resistant mechanism according to claim 2, wherein an abutting plate (13) is fixedly connected to the outer wall of the limiting cover plate (12), a second sliding groove (16) is formed in the lifting blade main body (5), the outer contour of the abutting plate (13) is matched with the inner contour of the second sliding groove (16), a first sliding groove (15) is formed in the inner wall of the second sliding groove (16), the first supporting plate (17) is slidably connected in the second sliding groove (16), a limiting block (21) is fixedly connected to the first supporting plate (17), and the limiting block (21) is slidably connected in the first sliding groove (15).
  4. 4. The wear-resistant mechanism for the lifting blade of the drying cylinder according to claim 2, wherein the inner wall of the limit cover plate (12) is in threaded connection with a fixing bolt (14), the fixing bolt (14) is in threaded connection with the inner wall of the abutting plate (13), and the fixing bolt (14) is in threaded connection with the inner wall of the first supporting plate (17).
  5. 5. The drying cylinder lifting blade wear-resistant mechanism according to claim 1, wherein the outer wall of the third supporting plate (19) is fixedly connected with a plurality of limit lugs (20), a plurality of third sliding grooves (23) distributed in annular tracks are formed in the inner wall of the drying cylinder main body (1), a first sliding block (22) is slidably mounted on the inner wall of the third sliding groove (23), a second sliding block (25) is fixedly connected with the outer wall of the first sliding block (22), a fourth sliding groove (24) is formed in the inner wall of the third sliding groove (23), and the second sliding block (25) is slidably connected to the inner wall of the fourth sliding groove (24).
  6. 6. The drying cylinder lifting blade wear-resistant mechanism according to claim 1, wherein the guide rod (27) penetrates through and is connected with the inner wall of the lifting blade main body (5) in a sliding mode, the surface of the guide plate (28) is an inclined surface, a plurality of first grooves (29) are formed in the guide plate (28), the guide rod (27) is connected in the first grooves (29) in a sliding mode, the outer wall of the guide rod (27) is fixedly connected with a blocking piece (33), and the outer outline of the blocking piece (33) is matched with the inner outline of the first grooves (29).
  7. 7. The wear-resistant mechanism for the lifting blade of the drying cylinder as claimed in claim 6, wherein the inner wall of the first groove (29) is provided with a second groove (30), the inner wall of the second groove (30) is fixedly provided with a damper (31), and one end of the damper (31) is fixedly connected with one end of the guide rod (27).
  8. 8. The drying cylinder lifting blade wear-resistant mechanism according to claim 7, wherein a return spring (32) is sleeved on the damper (31), one end of the return spring (32) is fixedly connected with the inner wall of the second groove (30), the other end of the return spring (32) is fixedly connected with the end part of the guide rod (27), a plurality of connecting angle steels (26) are fixedly connected with the outer wall of the lifting blade main body (5), and the connecting angle steels (26) are fixedly connected with the inner wall of the drying cylinder main body (1).
  9. 9. The abrasion-proof mechanism of the lifting blade of the drying cylinder is characterized in that a smoke extractor (2) is fixedly arranged on the outer wall of the drying cylinder body (1), the output end of the smoke extractor (2) is fixedly connected with a smoke exhaust pipeline (3), a fixing ring (6) is sleeved on the outer wall of the drying cylinder body (1) in a rotating mode, and a feed inlet (4) is formed in the drying cylinder body (1).
  10. 10. A method for using a drying cylinder lifting blade anti-wear mechanism, which adopts the drying cylinder lifting blade anti-wear mechanism as claimed in any one of claims 1-9, and is characterized in that the method comprises the following steps: S1, when a lifting blade main body (5) rotates along with a drying cylinder main body (1), a plurality of chains (7) on the lifting blade main body (5) rotate along with the circumference to irregularly swing, and the swing of the chains (7) can intermittently scrape and collide with the surface of the lifting blade main body (5) to scrape incompletely dried asphalt adhered to the outer wall of the lifting blade main body (5); S2, a knocking ball (8) at the end part of the chain (7) can synchronously move along with the swing of the chain (7), the knocking ball (8) intermittently collides with the outer wall of the lifting blade main body (5) when moving, and asphalt which is completely dried and adhered on the lifting blade main body (5) can be knocked into pieces and falls off due to the collision; S3, the whole shape of the first supporting plate (17), the second supporting plate (18) and the third supporting plate (19) is Z-shaped, supporting force can be dispersed to different positions through bending, and the first supporting plate (17) and the third supporting plate (19) on different sides play a supporting role on the lifting blades; S4, the impact force can enable the second supporting plate (18) to slightly deform to bring the third supporting plate (19) and the limit lug (20) to synchronously slide for a small distance along the third sliding groove (23), so that the second supporting plate (18) can weaken bending force caused by impact through slight deformation and rapid rebound when impacted, and external force can be applied to assist the second supporting plate (18) to rebound and reset after the impact force is counteracted.

Description

Abrasion-proof mechanism for lifting blade of drying cylinder and use method Technical Field The invention relates to the technical field of asphalt processing, in particular to a wear-resistant mechanism for a lifting blade of a drying cylinder and a use method thereof. Background The drying cylinder for drying the sand and stone aggregates by the asphalt mixture stirring equipment is provided with the material lifting blades, the material lifting blades have the effect of taking up the sand and stone aggregates from the bottom of the cylinder and throwing the sand and stone aggregates at the top of the cylinder, so that the sand and stone aggregates can form a material curtain in the cylinder, and the heating of hot air to the sand and stone aggregates is facilitated. The current lifting blade on the market is worn and torn by high temperature and sand aggregate for a long time, deformation is easy to occur in a short time after normal production of equipment, production efficiency is affected, labor cost is increased, the premature wear and deformation of the current lifting blade on the market are caused by early failure due to the fact that the supporting structure of the current lifting blade is worn and torn by high temperature, when the supporting structure of the lifting blade is damaged, the lifting blade filled with aggregate is in a cantilever state, deformation of the lifting blade is fast caused at high temperature, further the abrasion of the blade is increased in the material throwing process, the supporting structure is usually fixedly connected with the lifting blade and the inner wall of a roller through welding lines, failure of the supporting structure is easy to occur due to the fact that the supporting structure is removed after long-term use, and once the supporting structure fails, replacement treatment is needed for the whole lifting blade, and under long-term use, the surface of the lifting blade is easy to adhere with much dried asphalt, so that the lifting height and effect of the lifting blade are reduced, and heat exchange efficiency is reduced immediately. Disclosure of Invention The invention provides a wear-resistant mechanism for a lifting blade of a drying cylinder and a use method thereof. The invention provides a drying cylinder lifting blade anti-wear mechanism, which comprises a drying cylinder main body, a plurality of lifting blade main bodies fixedly connected to the inner wall of the drying cylinder main body, a plurality of guide plates fixedly connected to the inner wall of the drying cylinder main body and a self-cleaning unit fixedly arranged on the lifting blade main body, wherein the self-cleaning unit comprises a fixed frame fixedly connected to the lifting blade main body, and a lock chain is fixedly connected to the fixed frame; Further comprises: The reinforced supporting unit is used for reinforcing the bending resistance of the lifting blade body and comprises a first supporting plate which is slidably arranged on the lifting blade body, the outer wall of the first supporting plate is fixedly connected with a second supporting plate, and the outer wall of the second supporting plate is fixedly connected with a third supporting plate; the anti-impact unit also comprises a guide rod fixedly connected to the second supporting plate. Preferably, the convenient installation unit includes fixed block of fixed connection in lifting blade main part, the dwang is installed in the outer wall rotation of fixed block, the outer wall fixedly connected with spacing apron of dwang, the one end fixedly connected with of chain strikes the ball, the chain is provided with a plurality ofly. Preferably, the outer wall fixedly connected with of spacing apron is contradicted the board, set up the second spout in the lift blade main part, the outline of contradicting the board is supporting with the interior outline of second spout, first spout has been seted up to the inner wall of second spout, first backup pad sliding connection is in the second spout, fixedly connected with stopper in the first backup pad, stopper sliding connection is in first spout. Preferably, the inner wall threaded connection of spacing apron has fixing bolt, fixing bolt and conflict board inner wall threaded connection, fixing bolt and first backup pad inner wall threaded connection. Preferably, the outer wall fixedly connected with of third backup pad is a plurality of spacing lugs, the third spout that a plurality of annular tracks distribute has been seted up to the inner wall of dry cylinder main part, the inner wall slidable mounting of third spout has first slider, the outer wall fixedly connected with second slider of first slider, the fourth spout has been seted up to the inner wall of third spout, second slider sliding connection is in the inner wall of fourth spout. Preferably, the guide rod penetrates through and is connected with the inner wall of the lifting blade main body in a slidin