CN213741320U

CN213741320U - Bucket tooth for excavator

Info

Publication number: CN213741320U
Application number: CN202022640708.7U
Authority: CN
Inventors: 李宝萍
Original assignee: Guangzhou Huibang Construction Machinery Co ltd
Current assignee: Guangzhou Huibang Construction Machinery Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-20
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a bucket tooth for excavator, including the bucket tooth, the inside swing joint of bucket tooth has the toothholder, and the preceding back wall of bucket tooth and toothholder has all seted up the round pin shaft hole, bucket tooth and toothholder have the round pin axle through round pin shaft hole swing joint, and the equal fixed mounting in inner wall top and the inner wall bottom of bucket tooth has the silica gel pad, the upper surface one side fixed mounting of bucket tooth has the alloy board, and fixed position installs a plurality of groups compression spring between the lower surface of alloy board and the upper surface of bucket tooth, fixed position installs concave piece between the preceding back wall of bucket tooth, and the equal fixed mounting of back wall has the connecting block before the alloy board, the wall all sets up flutedly around the concave piece, and the last fixed surface of alloy board installs the water proof membrane. The utility model discloses in, can effectually carry out shock attenuation processing to the bucket tooth, reduce the harm that causes the excavator because of external force, can connect the bucket tooth is better simultaneously for bucket tooth is more stable at work.

Description

Bucket tooth for excavator

Technical Field

The utility model relates to a mechanical equipment makes the field, especially relates to a bucket tooth for excavator.

Background

The excavator bucket tooth is an important consumable part on the excavator, and is frequently required to be replaced and used according to different occasions or abrasion conditions.

When the traditional bucket tooth for the excavator is used, force generated in the using process cannot be buffered, and meanwhile, the bucket tooth caused by unstable connection often falls off in use, so that the use of the bucket tooth for the excavator is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bucket tooth for an excavator.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bucket tooth for excavator, includes the bucket tooth, the inside swing joint of bucket tooth has the toothholder, and the preceding back wall of bucket tooth and toothholder has all seted up the round pin shaft hole, bucket tooth and toothholder have the round pin axle through round pin shaft hole swing joint, and the equal fixed mounting in inner wall top and the inner wall bottom of bucket tooth has the silica gel pad, the upper surface one side fixed mounting of bucket tooth has the alloy board, and fixed position installs a plurality of groups compression spring between the lower surface of alloy board and the upper surface of bucket tooth, fixed position installs concave block between the preceding back wall of bucket tooth, and the equal fixed mounting of back wall has the connecting block before the alloy board, the wall all is seted up flutedly around the concave block, and the last fixed surface of alloy board installs the water proof membrane.

Preferably, the cross section of the bucket tooth is triangular, and the outer wall of one side of the bucket tooth is of a penetrating structure.

Preferably, the silica gel pad contacts with the toothholder, and bucket tooth and toothholder all with the perpendicular through connection of round pin axle.

Preferably, the alloy plate is in contact with the concave block, and the connecting block is in sliding connection with the concave block through the groove.

Preferably, the included angle between the alloy plate and the bucket teeth is five degrees, and a plurality of groups of compression springs are horizontally distributed.

Preferably, the upper and lower surface of toothholder has all seted up the hole groove, and the lower surface movable mounting of toothholder has the dead lever, the last fixed surface of toothholder installs the horizontal pole, and the preceding surface movable mounting of dead lever and horizontal pole has the screw, the surface activity of screw has cup jointed the nut.

Preferably, the cross section of the fixing rod is in an L shape, and the fixing rod is in contact with the cross bar.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, be connected with the bucket tooth through setting up the alloy board through compression spring, alloy board and object contact when using, the pressure that receives will act on compression spring, make it produce elastic deformation and shorten, transmit to the bucket tooth after compression spring divides the power to subtract again, thereby can be very big degree reduce external force to the bucket tooth effect, better protection bucket tooth is thereby protected the inside of excavation, when the external force disappears, compression spring's reaction force will act on the alloy board, make the connecting block on the alloy board will resume to the normal position through the recess motion, the spill piece can be fixed the alloy board, and the recess can restrict the movement track that the alloy board made in shock attenuation buffering, can be the loss of the big degree reduction bucket tooth under the cooperation of silica gel pad and water proof membrane;

2. in the utility model, by arranging the fixed rod and the cross rod to be fixedly connected through the screw and the nut, when the excavator is disassembled, the pin shaft can be directly inserted into the pin shaft hole to fix the excavator, so that the bucket tooth and the tooth holder can be fixed, the bucket tooth can work normally, and meanwhile, the fixed rod is inserted into the hole groove and is connected with the cross rod through the screw, so that the bucket tooth and the tooth holder are fixed again, and the bucket tooth of the excavator can be more stable during working due to double fixation, thereby reducing the possibility of falling;

to sum up, can effectually carry out shock attenuation processing to the bucket tooth, reduce the harm that causes the excavator because of external force, can be better with the bucket tooth simultaneously and connect for bucket tooth is more stable in the work.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a tooth for an excavator according to the present invention;

fig. 2 is a schematic structural view of a bucket tooth connecting block for an excavator according to the present invention;

fig. 3 is a schematic structural view of a second embodiment of a tooth for an excavator according to the present invention;

fig. 4 is a schematic structural view of a screw of a tooth for an excavator according to the present invention.

In the figure: 1 bucket tooth, 2 toothholders, 3 round pin shaft holes, 4 round pin axles, 5 silica gel pads, 6 alloy plates, 7 compression springs, 8 concave blocks, 9 connecting blocks, 10 grooves, 11 waterproof membranes, 12 hole grooves, 13 fixing rods, 14 cross rods, 15 screws and 16 nuts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-2, a bucket tooth for excavator, including bucket tooth 1, bucket tooth 1's inside swing joint has toothholder 2, and bucket tooth 1 and toothholder 2's preceding rear wall has all seted up pin shaft hole 3, bucket tooth 1 and toothholder 2 have round pin axle 4 through pin shaft hole 3 swing joint, and bucket tooth 1's inner wall top and inner wall bottom all fixed mounting have silica gel pad 5, upper surface one side fixed mounting of bucket tooth 1 has alloy board 6, and between the lower surface of alloy board 6 and the upper surface of bucket tooth 1 position fixed mounting have a plurality of groups compression spring 7, position fixed mounting has concave piece 8 between bucket tooth 1's the preceding rear wall, and alloy board 6 preceding rear wall all fixed mounting has connecting block 9, concave piece 8's preceding rear wall all sets up fluted 10, and alloy board 6's upper surface fixed mounting has waterproof membrane 11.

The cross sectional shape of bucket tooth 1 is triangle-shaped, and one side outer wall of bucket tooth 1 is for running through the structure, and silica gel pad 5 contacts with toothholder 2, and bucket tooth 1 and toothholder 2 all with the perpendicular through connection of round pin axle 4, and alloy plate 6 contacts with concave block 8, and connecting block 9 passes through recess 10 and concave block 8 sliding connection, and the contained angle between alloy plate 6 and the bucket tooth 1 is five degrees, a plurality of compression spring 7 horizontal distribution of group.

Example two

Referring to fig. 2-4, a bucket tooth for excavator, including bucket tooth 1, bucket tooth 1's inside swing joint has toothholder 2, and bucket tooth 1 and toothholder 2's preceding rear wall has all seted up pin shaft hole 3, bucket tooth 1 and toothholder 2 have round pin axle 4 through pin shaft hole 3 swing joint, and bucket tooth 1's inner wall top and inner wall bottom all fixed mounting have silica gel pad 5, upper surface one side fixed mounting of bucket tooth 1 has alloy board 6, and between the lower surface of alloy board 6 and the upper surface of bucket tooth 1 position fixed mounting have a plurality of groups compression spring 7, position fixed mounting has concave piece 8 between bucket tooth 1's the preceding rear wall, and alloy board 6 preceding rear wall all fixed mounting has connecting block 9, concave piece 8's preceding rear wall all sets up fluted 10, and alloy board 6's upper surface fixed mounting has waterproof membrane 11.

The cross sectional shape of bucket tooth 1 is triangle-shaped, and one side outer wall of bucket tooth 1 is for running through the structure, silica gel pad 5 contacts with toothholder 2, and bucket tooth 1 and toothholder 2 all with round pin axle 4 perpendicular through connection, alloy plate 6 contacts with concave piece 8, and connecting block 9 passes through recess 10 and concave piece 8 sliding connection, the contained angle between alloy plate 6 and the bucket tooth 1 is five degrees, a plurality of groups compression spring 7 horizontal distribution, hole groove 12 has all been seted up on the upper and lower surface of toothholder 2, and the lower surface movable mounting of toothholder 2 has dead lever 13, the last fixed surface of toothholder 2 installs horizontal pole 14, and the front surface movable mounting of dead lever 13 and horizontal pole 14 has screw 15, nut 16 has been cup jointed in the surface activity of screw 15, the cross sectional shape of dead lever 13 is the L shape, and dead lever 13 and horizontal pole 14 contact.

The working principle is as follows: when the bucket tooth is used, the alloy plate 6 is in contact with an object, the received pressure acts on the compression spring 7 to enable the compression spring 7 to generate elastic deformation and shorten, the force is divided and reduced by the compression spring 7 and then transmitted to the bucket tooth 1, so that the action of external force on the bucket tooth 1 can be greatly reduced, the bucket tooth 1 can be better protected to protect the excavated interior, when the external force disappears, the reaction force of the compression spring 7 acts on the alloy plate 6, the connecting block 9 on the alloy plate 6 can move and recover to the original position through the groove 10, the alloy plate 6 can be fixed by the concave block 8, the movement track of the alloy plate 6, which is subjected to damping and buffering, can be limited by the groove 10, the loss of the bucket tooth 1 can be greatly reduced under the matching of the silica gel pad 5 and the waterproof membrane 11, and when the bucket tooth is disassembled, the pin shaft 4 can be directly inserted into the pin shaft hole 3 to fix the bucket tooth, make bucket tooth 1 and toothholder 2 fix, can make the normal work of bucket tooth, insert dead lever 13 through hole groove 12 simultaneously, be connected through screw 15 with horizontal pole 14 to the rethread fixes bucket tooth 1 and toothholder 2, and the bucket tooth of excavator is more stable at the during operation when dual fixed can, thereby reduces the possibility that drops, the utility model discloses in, can effectually carry out shock attenuation to the bucket tooth, reduce because of the harm that external force caused the excavator, can connect the better of bucket tooth simultaneously, make the bucket tooth more stable at work.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bucket tooth for excavator, includes bucket tooth (1), its characterized in that: the tooth holder (2) is movably connected inside the bucket tooth (1), pin shaft holes (3) are formed in the front wall and the rear wall of the bucket tooth (1) and the tooth holder (2), the bucket teeth (1) and the tooth holder (2) are movably connected with a pin shaft (4) through a pin shaft hole (3), and the top part of the inner wall and the bottom part of the inner wall of the bucket tooth (1) are both fixedly provided with a silica gel pad (5), an alloy plate (6) is fixedly arranged on one side of the upper surface of the bucket tooth (1), and a plurality of groups of compression springs (7) are fixedly arranged between the lower surface of the alloy plate (6) and the upper surface of the bucket tooth (1), a concave block (8) is fixedly arranged between the front wall and the rear wall of the bucket tooth (1), and the front wall and the rear wall of the alloy plate (6) are both fixedly provided with a connecting block (9), the front wall and the rear wall of the concave block (8) are both provided with a groove (10), and the upper surface of the alloy plate (6) is fixedly provided with a waterproof membrane (11).

2. A tooth for an excavator according to claim 1, wherein the tooth (1) has a triangular cross-sectional shape and one side outer wall of the tooth (1) is a through structure.

3. The bucket tooth for the excavator according to claim 1, wherein the silica gel pad (5) is in contact with the tooth holder (2), and the bucket tooth (1) and the tooth holder (2) are vertically connected with the pin shaft (4) in a penetrating manner.

4. A tooth for an excavator according to claim 1, wherein the alloy plate (6) is in contact with the concave block (8), and the connecting block (9) is slidably connected to the concave block (8) through the groove (10).

5. A tooth for an excavator according to claim 1, wherein the angle between the alloy plate (6) and the tooth (1) is five degrees and the sets of compression springs (7) are horizontally distributed.

6. The bucket tooth for the excavator according to claim 1, wherein hole grooves (12) are formed in the upper surface and the lower surface of the tooth holder (2), a fixing rod (13) is movably mounted on the lower surface of the tooth holder (2), a cross rod (14) is fixedly mounted on the upper surface of the tooth holder (2), a screw (15) is movably mounted on the front surfaces of the fixing rod (13) and the cross rod (14), and a nut (16) is movably sleeved on the outer surface of the screw (15).

7. A tooth for an excavator according to claim 6, wherein the cross-sectional shape of the fixing lever (13) is L-shaped, and the fixing lever (13) is in contact with the crossbar (14).