CN215053432U - Excavator bucket tooth reinforcing apparatus - Google Patents

Abstract

The utility model belongs to the technical field of construction equipment and specifically relates to an excavator bucket tooth reinforcing apparatus is related to, it includes the bucket body, the toothholder, bucket tooth and pivot, toothholder fixed connection is in bucket body one end, the toothholder is kept away from bucket body one end and is extended towards the direction of keeping away from the bucket body and form the fixing base, the inside cavity setting that is of bucket tooth, bucket tooth cover is located on the fixing base, the pivot passes bucket tooth and fixing base and fixes, it is equipped with the locating pin to insert on the pivot, the locating pin passes bucket tooth, fixing base and pivot, locating pin one end is located the fixing base, the locating pin other end is located and is close to bucket tooth department, be provided with the fastener on the bucket tooth, the locating pin is fixed with the fastener butt. This application locating pin is spacing to the pivot, reduces the probability that the tip slippage leads to the bucket tooth to drop after the pivot wearing and tearing, and fastener and locating pin butt are spacing to the locating pin, reduce the probability of locating pin slippage, have the effect that improves the fixed steadiness of bucket tooth.

Description

Excavator bucket tooth reinforcing apparatus

Technical Field

The application relates to the field of construction equipment, in particular to an excavator bucket tooth reinforcing device.

Background

During construction, it is often necessary to excavate material with an excavator, whose bucket is a bucket-like member that directly contacts the material, and then load the material into a transport vehicle or discharge it to a stockyard.

Referring to fig. 1, the bucket of current excavator, including bucket body 1, toothholder 2, bucket tooth 3 and pivot 4, bucket body 1 one end rigid coupling has a toothholder board 11, notch 25 has been seted up to toothholder 2 one end, notch 25 and the toothholder board 11 adaptation of toothholder 2, toothholder board 11 is located notch 25, and toothholder 2 and toothholder board 11 fixed connection, the one end that toothholder board 11 was kept away from to toothholder 2 extends towards the direction of keeping away from toothholder board 11 and forms fixing base 21, the inside cavity setting that is of bucket tooth 3, 3 covers of bucket tooth are located outside fixing base 21, pivot 4 passes bucket tooth 3 and fixing base 21 fixed, thereby be fixed in bucket tooth 3 on toothholder 2.

In view of the above related technologies, the inventor believes that when the bucket excavates materials, the materials contain harder rocks, the resistance applied to the bucket teeth 3 is large, the abrasion degree of the shaft pin 4 is large, the shaft pin 4 is easy to loosen and fall off, so that the bucket teeth 3 fall off, and the defect that the stability of fixing the bucket teeth 3 is poor exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the fixed steadiness of bucket tooth, this application provides an excavator bucket tooth reinforcing apparatus.

The application provides a pair of excavator bucket tooth reinforcing apparatus adopts following technical scheme:

the utility model provides an excavator bucket tooth reinforcing apparatus, including the bucket body, the toothholder, bucket tooth and pivot, toothholder fixed connection is in bucket body one end, bucket body one end is kept away from to the toothholder extends towards the direction of keeping away from the bucket body and forms the fixing base, the inside cavity setting that is of bucket tooth, the bucket tooth cover is located on the fixing base, the pivot passes bucket tooth and fixing base and fixes, it is equipped with the locating pin to insert on the pivot, the locating pin passes the bucket tooth, fixing base and pivot, locating pin one end is located the fixing base, the locating pin other end is located and is close to bucket tooth department, be provided with the fastener on the bucket tooth, the locating pin is fixed with the fastener butt.

Through adopting above-mentioned technical scheme, during the installation bucket tooth, establish the bucket tooth cover on the fixing base, the pivot runs through bucket tooth and fixing base in proper order after that, and pass bucket tooth, fixing base and pivot with the locating pin after that, the locating pin is spacing to the pivot, reduces the probability that the tip slippage leads to the bucket tooth to drop after the pivot wearing and tearing, fastener and locating pin butt, it is spacing to the locating pin, reduce the probability of locating pin slippage, reach the purpose that improves the fixed steadiness of bucket tooth.

Optionally, the fastener includes first spring and cardboard, and the bucket tooth is close to locating pin department and has seted up the holding tank, and first spring is located the holding tank, and the one end and the bucket tooth fixed connection of first spring, and the cardboard rigid coupling is kept away from the one end of bucket tooth in first spring, and the cardboard slides with the bucket tooth and is connected, the inner wall butt of locating pin and cardboard.

Through adopting above-mentioned technical scheme, after the locating pin inserts the pivot, to the fixed in-process of locating pin, first spring is in compression state and promotes the cardboard, the cardboard removes towards the direction of keeping away from the holding tank along the inner wall of holding tank, then the inner wall and the locating pin butt of cardboard, the cardboard is fixed in the bucket tooth with the locating pin in, the cardboard is spacing to the locating pin from the direction that is on a parallel with the locating pin, the probability of locating pin slippage has been reduced, the fixed stability of locating pin has been improved, thereby the steadiness of bucket tooth has been improved.

Optionally, the bucket tooth is close to cardboard department and has seted up the draw-in groove, and the cardboard is kept away from the one end of first spring and is inserted in the draw-in groove and with bucket tooth butt.

Through adopting above-mentioned technical scheme, when the cardboard to the fixed in-process of locating pin, first spring promotes the cardboard towards the direction of keeping away from the holding tank, and the cardboard is kept away from the one end of holding tank and is inserted in the draw-in groove afterwards, and consequently the tip that the holding tank was kept away from to the cardboard is difficult for receiving external force and unexpected emergence removal, has reduced the probability that the cardboard was touched and removed by the mistake, has improved the stability of cardboard.

Optionally, the one end that the bucket tooth is close to the toothholder is provided with locking Assembly, and locking Assembly includes fixed cover and fixing bolt, and fixed cover rigid coupling is close to toothholder one end in the bucket tooth, and outside the toothholder was located to fixed cover, fixing bolt threaded connection sheathes in fixedly, and the toothholder has been close to fixing bolt department and has been seted up the fixed orifices, and fixing bolt passes fixed cover and inserts the fixed orifices internal fixation.

Through adopting above-mentioned technical scheme, when the installation bucket tooth, the bucket tooth cover is located on the fixing base, and fixed cover is located on the toothholder this moment, screws fixing bolt after that, and fixing bolt passes fixed cover and inserts in the fixed orifices of toothholder, and fixing bolt is further fixed with bucket tooth and toothholder, and fixing bolt has strengthened being connected of bucket tooth and toothholder, has improved the fixed stability of bucket tooth.

Optionally, a protruding block is fixedly connected to the inner wall of the fixing sleeve, a groove is formed in the position, close to the protruding block, of the tooth holder, and the protruding block is located in the groove to form clamping.

Through adopting above-mentioned technical scheme, when fixed cover was located on the toothholder, fixed cover removed towards the direction that is close to the toothholder, and the lug is with the outer wall butt of toothholder and take place relative slip, and small deformation can take place for the lug, and when the lug was located the groove, in the lug embedding recess, the lug formed the joint with the recess of toothholder, further with fixed cover be fixed in the toothholder on, increased the stability of fixed cover being connected between the toothholder, improved the stability that bucket tooth and toothholder are fixed.

Optionally, a placing groove is formed in the position, close to the fixed sleeve, of the tooth holder, a limiting part is arranged in the placing groove, the limiting part comprises a second spring and a limiting block, the second spring is located in the placing groove, one end of the second spring is fixedly connected with the tooth holder, the limiting block is fixedly connected to one end, far away from the tooth holder, of the second spring, a limiting groove is formed in the position, close to the limiting block, of the fixed sleeve, and the limiting block is inserted into the limiting groove to form a clamping joint.

Through adopting above-mentioned technical scheme, when the toothholder is located to fixed cover, fixed cover removes towards the direction that is close to the toothholder, and the stopper is located the standing groove, and the second spring is in compression state, and the inner wall and the stopper butt of fixed cover take place relative slip, and when the stopper was just to the spacing groove, the second spring extended, and the second spring promoted the stopper and inserts the spacing inslot and fix fixed cover, and the stopper is spacing to fixed cover, has reduced the probability of fixed cover slippage, has further improved the fixed steadiness of bucket tooth.

Optionally, the cross-section of the limiting block far away from the tooth holder is gradually reduced, and one side of the limiting block close to the fixing seat inclines towards the direction far away from the fixing seat.

Through adopting above-mentioned technical scheme, when fixed cover was located on the toothholder, the one end that fixed cover kept away from the bucket tooth contacted with the stopper earlier, when after that to the direction promotion fixed cover that is close to the toothholder, the inclined plane butt of fixed cover and stopper to towards the direction extrusion stopper that is close to the standing groove, the second spring shrink this moment, the stopper is located the standing groove, needn't press the stopper with the hand, has improved the convenience that fixed cover was located the toothholder.

Optionally, the fixed reinforcement that is provided with of bucket tooth inner wall, reinforcement are rubber materials, reinforcement and fixing base butt.

Through adopting above-mentioned technical scheme, the reinforcement is located between fixing base and the bucket tooth, and the reinforcement is rubber materials, and the matter is soft and can take place small deformation, and the reinforcement can be filled in the gap between bucket tooth and the fixing base, reduces the bucket tooth and takes place the degree of rocking for the fixing base, improves the fixed steadiness of bucket tooth.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the reinforcing assembly is arranged to position the shaft pin, so that the slipping probability of the shaft pin is reduced, and the aim of improving the fixing stability of the bucket teeth is fulfilled;

2. by arranging the locking assembly, the connection between the bucket teeth and the tooth holder is enhanced, and the purpose of improving the fixing stability of the bucket teeth is achieved;

3. through setting up the locating part, the locating part is spacing to fixed cover, reaches the purpose that further improves bucket tooth and fixed cover steadiness.

Drawings

FIG. 1 is a background art drawing of the present application;

FIG. 2 is a schematic structural diagram of an embodiment of the present application;

FIG. 3 is a partial exploded view highlighting the bump;

FIG. 4 is a partial cross-sectional view highlighting the locking assembly;

FIG. 5 is a partial cross-sectional view highlighting the reinforcement assembly.

Description of reference numerals: 1. a bucket body; 11. a tooth base plate; 2. a tooth holder; 21. a fixed seat; 22. a fixing hole; 23. a groove; 24. a placement groove; 25. a notch; 3. a bucket tooth; 31. opening the mouth; 32. accommodating grooves; 33. a card slot; 4. a shaft pin; 5. a reinforcement assembly; 51. positioning pins; 52. a fastener; 521. a first spring; 522. clamping a plate; 6. a locking assembly; 61. fixing a sleeve; 611. a bump; 612. a limiting groove; 62. fixing the bolt; 63. a limiting member; 631. a second spring; 632. a limiting block; 7. and (7) a rubber pad.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses excavator bucket tooth reinforcing apparatus. Referring to fig. 2, an excavator bucket tooth reinforcing apparatus includes bucket body 1, toothholder 2, bucket tooth 3 and pivot 4, toothholder 2 fixed connection is in bucket body 1 one end, 3 inside cavity settings that are of bucket tooth, the toothholder 2 one end of keeping away from bucket body 1 is located to 3 covers of bucket tooth, pivot 4 passes bucket tooth 3 and toothholder 2 is fixed, be provided with the reinforcement subassembly 5 that is used for fixed pivot 4 on the pivot 4, it is spacing to pivot 4 from the direction that is on a parallel with pivot 4 to reinforce subassembly 5, reduce the probability that the 4 slippage of pivot leads to 3 slippage of bucket tooth, reach the purpose that improves the 3 fixed steadiness of bucket tooth.

Referring to fig. 3, toothholder 2 keeps away from 1 one end of bucket body and extends towards the direction of keeping away from bucket body 1 and form fixing base 21, the fixed reinforcement that is provided with in 3 inner walls of bucket tooth, the reinforcement is the rubber material, this embodiment reinforcement is rubber pad 7, rubber pad 7 is located between fixing base 21 and bucket tooth 3 and with fixing base 21 butt, because rubber pad 7 matter is soft and can take place small deformation, consequently, rubber pad 7 can be filled in the gap between bucket tooth 3 and fixing base 21, reduce the degree that bucket tooth 3 takes place to rock for fixing base 21, improve the fixed steadiness of bucket tooth 3.

Combine fig. 3 and fig. 4, the one end that the bucket tooth 3 is close to toothholder 2 is provided with locking Assembly 6, locking Assembly 6 is including fixed cover 61, locating part 63 and fixing bolt 62, fixed cover 61 rigid coupling is close to toothholder 2 one end in bucket tooth 3, fixed cover 61 cover is located toothholder 2 outer and with toothholder 2 adaptation, the relative both sides rigid coupling of inner wall of fixed cover 61 has lug 611, toothholder 2 is close to lug 611 department and has seted up recess 23, lug 611 is located and forms the joint in recess 23, locating part 63 sets up in toothholder 2 and is close to fixed cover 61 department and fixed cover 61 joint with fixed cover 61 joint fixed cover 61 is fixed, fixing bolt 62 threaded connection is used for on fixed cover 61 with fixed cover 61 and toothholder 2. When installation bucket tooth 3, fixed cover 61 moves towards the direction that is close to toothholder 2, and lug 611 and toothholder 2's outer wall butt takes place relative slip, and little deformation can take place for lug 611, and when lug 611 was located recess 23 department, lug 611 embedding recess 23 is interior, and lug 611 and toothholder 2's recess 23 forms the joint, has increased the stability of fixed cover 61 being connected between toothholder 2, has improved the stability that bucket tooth 3 and toothholder 2 are fixed.

With reference to fig. 3 and fig. 4, a placement groove 24 is provided at a position where the toothholder 2 is close to the fixing sleeve 61, the limiting member 63 is located in the placement groove 24, the limiting member 63 includes a second spring 631 and a limiting block 632, the second spring 631 is located in the placement groove 24, one end of the second spring 631 is fixedly connected to the toothholder 2, the limiting block 632 is fixedly connected to one end of the second spring 631, which is far away from the toothholder 2, the limiting block 632 inclines upward at a side where the limiting block 632 is close to the fixing base 21, a cross section of the limiting block 632, which is far away from the toothholder 2, is gradually reduced, the limiting groove 612 is provided at a position where the fixing sleeve 61 is close to the limiting block 632, and the limiting block 632 is inserted into the limiting groove 612 to form a clamping joint. When the fixing sleeve 61 is sleeved on the toothholder 2, one end of the fixing sleeve 61, which is far away from the bucket teeth 3, is firstly contacted with the limiting block 632, and then when the fixing sleeve 61 is pushed towards the direction close to the toothholder 2, the fixing sleeve 61 is abutted against the inclined surface of the limiting block 632, and the limiting block 632 is squeezed towards the direction close to the placing groove 24, at this time, the second spring 631 contracts, the limiting block 632 is located in the placing groove 24, the limiting block 632 does not need to be pressed by hands, and the convenience of sleeving the fixing sleeve 61 on the toothholder 2 is improved; the inner wall of fixed cover 61 and stopper 632 butt and take place relative slip, when stopper 632 just to the spacing groove 612, second spring 631 extends, and second spring 631 promotes stopper 632 and inserts the spacing inslot 612 in with fixed cover 61 fixed, and stopper 632 is spacing to fixed cover 61, has reduced the probability of fixed cover 61 slippage, has further improved the fixed steadiness of bucket tooth 3.

Referring to fig. 3, two fixing bolts 62 are provided, two fixing bolts 62 are screwed on the fixing sleeve 61, the fixing bolts 62 are located at two sides of the fixing sleeve 61, fixing holes 22 are formed at positions of the tooth holder 2 close to the fixing bolts 62, and the fixing bolts 62 pass through the fixing sleeve 61 and are inserted into the fixing holes 22 for fixing. When fixing fixed cover 61, fixed cover 61 is located outside toothholder 2, screws fixing bolt 62 next, and fixing bolt 62 passes fixed cover 61 and inserts in the fixed orifices 22 of toothholder 2, and fixing bolt 62 is further fixed tooth 3 and toothholder 2, and fixing bolt 62 has strengthened being connected of tooth 3 and toothholder 2, has improved the fixed stability of tooth 3.

Referring to fig. 5, an opening 31 is formed in the bucket tooth 3 close to the shaft pin 4, the reinforcing assembly 5 is located at the opening 31, the reinforcing assembly 5 comprises a positioning pin 51 and a clamping piece 52, the positioning pin 51 sequentially penetrates through the bucket tooth 3, the rubber pad 7, the fixing seat 21 and the shaft pin 4 from the opening 31, the positioning pin 51 is perpendicular to the shaft pin 4, one end of the positioning pin 51 is located in the fixing seat 21, and the other end of the positioning pin 51 is located at the opening 31; holding tank 32 has been seted up to tooth 3 near locating pin 51 department, and escapement 52 is located holding tank 32, and escapement 52 includes first spring 521 and cardboard 522, and first spring 521 is located holding tank 32, and the one end and the tooth 3 fixed connection of first spring 521, cardboard 522 rigid coupling in the one end that tooth 3 was kept away from to first spring 521, cardboard 522 and tooth 3 slide and be connected, locating pin 51 and cardboard 522's inner wall butt. When with reinforcing component 5 fixed axle pin 4, cardboard 522 is pressed to the direction that is close to holding tank 32, cardboard 522 is located holding tank 32, first spring 521 is in compression state this moment, locating pin 51 passes bucket tooth 3 from uncovered 31 in proper order after that, rubber pad 7, fixing base 21 and axle pin 4, the external force to cardboard 522 is cancelled again, first spring 521 extends and promotes cardboard 522, cardboard 522 moves towards the direction of keeping away from holding tank 32 along the inner wall of holding tank 32, after that, the inner wall and the locating pin 51 butt of cardboard 522, cardboard 522 is fixed in bucket tooth 3 with locating pin 51, locating pin 51 is spacing to axle pin 4, reduce the probability that leads to bucket tooth 3 to drop from the tip slippage after 4 wearing and tearing of axle pin, cardboard 522 is spacing to locating pin 51, reduce the probability of locating pin 51 slippage, reach the purpose that improves bucket tooth 3 fixity steadiness.

Referring to fig. 5, a clamping groove 33 is formed in the position, close to the clamping plate 522, of the bucket tooth 3, the clamping groove 33 is located on one side of the opening 31 opposite to the accommodating groove 32, the clamping groove 33 is matched with the clamping plate 522, and one end, far away from the first spring 521, of the clamping plate 522 is inserted into the clamping groove 33 and abutted to the bucket tooth 3. When cardboard 522 is to the fixed in-process of locating pin 51, first spring 521 promotes cardboard 522 towards the direction of keeping away from holding tank 32, and the cardboard 522 is kept away from the one end of holding tank 32 afterwards and is inserted in draw-in groove 33, and consequently the tip that cardboard 522 kept away from holding tank 32 is difficult for receiving external force and unexpected the emergence is removed, has reduced cardboard 522 and has been touched by the mistake and the probability of removing, has improved cardboard 522's stability.

The implementation principle of the excavator bucket tooth reinforcing device in the embodiment of the application is as follows: when installing bucket tooth 3, establish 3 covers of bucket tooth on fixing base 21, fixed cover 61 is overlapped outside the toothholder 2 is located, locating part 63 is spacing to fixed cover 61, fixing bolt 62 screws, fixing bolt 62 passes fixed cover 61 and is fixed in toothholder 2, axle pin 4 runs through bucket tooth 3 and fixing base 21 in proper order after that, pass bucket tooth 3 with locating pin 51 after that again, fixing base 21 and axle pin 4, locating pin 51 is spacing to axle pin 4, reduce the probability that leads to bucket tooth 3 to drop from the tip slippage after the axle pin 4 wearing and tearing, fastener 52 and locating pin 51 butt, it is spacing to locating pin 51, reduce the probability of locating pin 51 slippage, reach the purpose that improves the fixed steadiness of bucket tooth 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an excavator bucket tooth reinforcing apparatus, including bucket body (1), toothholder (2), bucket tooth (3) and pivot (4), toothholder (2) fixed connection is in bucket body (1) one end, and bucket body (1) one end is kept away from in toothholder (2) extends towards the direction of keeping away from bucket body (1) and forms fixing base (21), and bucket tooth (3) are inside to be the cavity setting, and on fixing base (21) were located in bucket tooth (3) cover, it is fixed its characterized in that to pass bucket tooth (3) and fixing base (21) pivot (4): the bucket tooth fixing device is characterized in that a positioning pin (51) is inserted into the shaft pin (4), the positioning pin (51) penetrates through the bucket tooth (3), the fixing seat (21) and the shaft pin (4), one end of the positioning pin (51) is located in the fixing seat (21), the other end of the positioning pin (51) is located close to the bucket tooth (3), a clamping piece (52) is arranged on the bucket tooth (3), and the positioning pin (51) is abutted and fixed with the clamping piece (52).

2. The excavator tooth reinforcement device of claim 1, wherein: fastener (52) include first spring (521) and cardboard (522), holding tank (32) have been seted up in bucket tooth (3) department of being close to locating pin (51), first spring (521) are located holding tank (32), and the one end and bucket tooth (3) fixed connection of first spring (521), cardboard (522) rigid coupling is in the one end of first spring (521) keeping away from bucket tooth (3), cardboard (522) slide with bucket tooth (3) and are connected, locating pin (51) and the inner wall butt of cardboard (522).

3. The excavator tooth reinforcement device of claim 2, wherein: a clamping groove (33) is formed in the position, close to the clamping plate (522), of the bucket tooth (3), and one end, far away from the first spring (521), of the clamping plate (522) is inserted into the clamping groove (33) and abutted to the bucket tooth (3).

4. The excavator tooth reinforcement device of claim 1, wherein: one end that bucket tooth (3) are close to toothholder (2) is provided with locking Assembly (6), locking Assembly (6) are including fixed cover (61) and fixing bolt (62), fixed cover (61) rigid coupling is close to toothholder (2) one end in bucket tooth (3), outside toothholder (2) were located to fixed cover (61) cover, fixing bolt (62) threaded connection was on fixed cover (61), toothholder (2) are close to fixing bolt (62) department and have seted up fixed orifices (22), fixing bolt (62) pass fixed cover (61) and insert fixed orifices (22) internal fixation.

5. The excavator tooth reinforcement device of claim 4, wherein: the inner wall of the fixed sleeve (61) is fixedly connected with a convex block (611), a groove (23) is formed in the position, close to the convex block (611), of the tooth holder (2), and the convex block (611) is located in the groove (23) to form clamping connection.

6. The excavator tooth reinforcement device of claim 4, wherein: tooth holder (2) are close to fixed cover (61) department and have seted up standing groove (24), be provided with locating part (63) in standing groove (24), locating part (63) include second spring (631) and stopper (632), second spring (631) are located standing groove (24), and the one end and tooth holder (2) fixed connection of second spring (631), stopper (632) rigid coupling is kept away from the one end of tooth holder (2) in second spring (631), fixed cover (61) are close to stopper (632) department and have seted up spacing groove (612), stopper (632) insert the formation joint in spacing groove (612).

7. The excavator tooth reinforcement device of claim 6, wherein: the section of stopper (632) keeping away from toothholder (2) reduces gradually, and stopper (632) are close to the one side of fixing base (21) and incline towards the direction of keeping away from fixing base (21).

8. The excavator tooth reinforcement device of claim 1, wherein: the fixed reinforcement that is provided with of bucket tooth (3) inner wall, reinforcement are rubber materials, reinforcement and fixing base (21) butt.

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