CN218843230U - Small-size excavation tooth head - Google Patents
Small-size excavation tooth head Download PDFInfo
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- CN218843230U CN218843230U CN202223244288.6U CN202223244288U CN218843230U CN 218843230 U CN218843230 U CN 218843230U CN 202223244288 U CN202223244288 U CN 202223244288U CN 218843230 U CN218843230 U CN 218843230U
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- tooth head
- head
- excavating
- fixing base
- tooth
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Abstract
The utility model provides a small-size excavating tooth head, it is including installing a plurality of tooth head bodies on excavating the toothholder, the tooth head body comprises the fixing base of bottom and the working head at top, and wherein the fixing base below is outstanding to have the connector, and this connector is the trapezium structure of falling, is provided with many friction striae outside this trapezium structure of falling, sets up threaded fixed orifices in the trapezium structure intermediate position of falling, fixes the tooth head body on excavating the toothholder through friction striae and fixed orifices, the fixed recess that is used for fixed tooth head of sunken is seted up to the top of fixing base, and the recess embeds and the welding has the tooth head. The utility model has the advantages of simple structure, convenient assembly and disassembly, firm fixation, high overall strength, long service life and the like.
Description
Technical Field
The utility model relates to a small-size excavation tooth head belongs to excavator accessory technical field.
Background
The excavator is characterized in that an excavating tooth head installed on an excavator is one of important parts on the excavator, the excavator excavates through a plurality of excavating tooth heads installed on a bucket tooth during working, the excavating tooth head collides with soil or stones, so that the excavating tooth head becomes one of the most easily worn parts on the excavator, when the excavating tooth head works for a long time, the excavating tooth head is abraded or damaged and needs to be replaced, the excavating tooth head is generally fixed on the bucket tooth in a welding or bolt mode, the size of the excavating tooth head is larger than that of a large block, the excavating tooth head is fixed in a welding mode and is not easy to fall off during use, after a welding part is broken during replacement, a new excavating tooth head is welded again, the operation is time-consuming and labor-consuming, the use cost is increased, the prior art also has the condition that the excavating tooth head is fixed through bolts, however, the left-right shaking condition of the excavating tooth head is generated after the bolts are fixed, sludge can be easily adhered to a connecting part during disassembly, the sludge contains corrosive liquid, the sludge and the corrosion can cause trouble in the disassembly of the bolts, the excavating tooth head is designed to be very convenient, the integral disassembly strength is not high, and the problem of the whole excavator can be overcome, and the problem that the integral disassembly of the excavator is caused by a long-time and the whole excavator is caused.
Disclosure of Invention
The utility model aims to overcome the above not enough, provide a simple structure, the installation is dismantled conveniently, and is fixed firm, and bulk strength is high, and is with low costs, long service life's small-size digs the tooth head.
The purpose of the utility model is accomplished through following technical scheme: the utility model provides a small-size excavation tooth head, it is including installing a plurality of tooth head bodies on excavating the toothholder, the tooth head body comprises the fixing base of bottom and the working head at top, and wherein the fixing base below is outstanding to have the connector, and this connector is the trapezium structure of falling, is provided with many friction striae in this trapezium structure outside of falling, sets up threaded fixed orifices at the trapezium structure intermediate position of falling, fixes the tooth head body on excavating the toothholder through friction striae and fixed orifices, the fixed recess that is used for fixed tooth head portion of sunken is seted up to the top of fixing base, and the recess embeds and the welding has the tooth head portion.
Preferably, the method comprises the following steps: the utility model discloses a fixing base, including fixing base, tooth head portion, fixing base, reinforcing rib, apron, fixing base, apron, the both sides that the fixing base is located tooth head portion are provided with the working face that inclines downwards respectively, and this working face and tooth head portion form a triangle-shaped's working head, arrange the surrounding edge of taking the reinforcing rib on one's body in the both sides of working face, this surrounding edge wraps up whole fixing base top in, and the area that the top is close to tooth head portion one side is greater than the area of below, arranges the mounting hole of easy to assemble and dismantlement on the side of the below of surrounding edge on one's body.
Preferably, the method comprises the following steps: the tooth head part is at least one block and is made of hard alloy materials.
The utility model discloses following beneficial effect has:
1. the utility model arranges the surrounding edges with the reinforcing ribs on the two sides of the working surface, so that the overall strength of the triangular working head is higher;
2. the connector of excavating the tooth head is the trapezium structure of falling, falls the trapezium structure outside and is provided with many friction striae, sets up threaded fixed orifices in the trapezium structure intermediate position of falling, makes the utility model discloses a tooth head is fixed more firm to the fixed mode of screw-thread fit fixed orifices is compared in bolt fastening, can prevent better that the tooth head from leading to shifting or the not hard up condition of tooth head to take place owing to vibrations at the during operation.
3. The utility model discloses the below side of surrounding edge has arranged the mounting hole of easy to assemble and dismantlement on one's body, also can install through supplementary erection equipment during the installation to the special supplementary erection equipment of cooperation can be more conveniently dismantled damaged tooth head and get off and change, and it is all comparatively convenient to wholly install and dismantle, and labour saving and time saving improves work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of fig. 1 taken along direction a.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings: as shown in fig. 1, a small-size excavating tooth head comprises a plurality of tooth head bodies 1 installed on an excavating tooth seat, wherein each tooth head body 1 is composed of a bottom fixing seat 2 and a top working head 3, a connecting head 4 protrudes below the fixing seat, the connecting head 4 is an inverted trapezoidal structure 5, a plurality of friction transverse lines 6 are arranged on the outer side of the inverted trapezoidal structure 5, a fixing hole 8 with threads 7 is formed in the middle of the inverted trapezoidal structure, the tooth head bodies 1 are fixed on the excavating tooth seat through the friction transverse lines 6 and the fixing hole 8, a sunken fixing groove 9 used for fixing the tooth head 10 is formed in the upper portion of the fixing seat 2, and the tooth head 10 is embedded in the groove and welded in the groove.
The utility model discloses arrange the surrounding edge of taking the strengthening rib on one's body in working face both sides for three horn-shaped's working head bulk strength is higher, and its connector of excavating the tooth head is the trapezium structure that falls, and the trapezium structure outside of falling is provided with many friction cross striations, sets up threaded fixed orifices at the trapezium structure intermediate position of falling, makes the utility model discloses a tooth head is fixed more firm to the fixed mode of screw-thread fit fixed orifices is compared in bolt fastening, can prevent better that the tooth head from leading to shifting or the not hard up condition of tooth head to take place because vibrations at the during operation.
The fixing base is located the both sides of tooth head portion 10 and is provided with slope decurrent working face 11 respectively, and this working face 11 forms a triangle-shaped working head 3 with tooth head portion 10, arrange the surrounding edge 13 of taking strengthening rib 12 on one's body in the both sides of working face 11, this surrounding edge 13 wraps up 2 tops of whole fixing base in, and the area that the top is close to tooth head portion 10 one side is greater than the area of below, has arranged the mounting hole 14 of easy to assemble and dismantlement on one's body in the below side of surrounding edge 13.
The utility model discloses the below side of surrounding edge has arranged the mounting hole of easy to assemble and dismantlement on one's body, also can install through supplementary erection equipment during the installation to the special supplementary erection equipment of cooperation can be more conveniently dismantled damaged tooth head and get off and change, and it is all comparatively convenient to wholly install and dismantle, and labour saving and time saving improves work efficiency.
The tooth head part 10 is at least one block and is made of hard alloy materials. The number and the shape of the tooth head parts can be correspondingly adjusted according to actual conditions, so that the working requirements are met, the tooth head parts are made of durable hard alloy materials, the overall strength and the service life of the tooth head parts can be greatly guaranteed, the replacement frequency is reduced, and the overall working efficiency is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (3)
1. The utility model provides a small-size excavation pick head, it is including installing a plurality of pick head bodies on excavating the toothholder, its characterized in that: the tooth head body comprises a bottom fixing seat and a top working head, wherein a connector is arranged below the fixing seat in a protruding mode, the connector is of an inverted trapezoidal structure, a plurality of friction transverse grains are arranged on the outer side of the inverted trapezoidal structure, a threaded fixing hole is formed in the middle of the inverted trapezoidal structure, the tooth head body is fixed on the excavating tooth seat through the friction transverse grains and the fixing hole, a sunken fixing groove used for fixing the tooth head is formed in the upper portion of the fixing seat, and the tooth head is embedded in the groove and welded in the groove.
2. The small size excavating tooth head according to claim 1 wherein: the utility model discloses a tooth head, including fixing base, tooth head, fixing base, reinforcing rib, apron, fixing base, apron, the both sides that the fixing base is located the tooth head are provided with the working face that inclines downwards respectively, and this working face and tooth head form a triangle-shaped working head, the surrounding edge of taking the reinforcing rib has been arranged on one's body to the both sides of working face, and this surrounding edge wraps up whole fixing base top in, and the area that the top is close to tooth head one side is greater than the area of below, has arranged the mounting hole of easy to assemble and dismantlement on the below side of surrounding edge is on one's body.
3. The small size excavating tooth head according to claim 1 wherein: the tooth head part is at least one block and is made of hard alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223244288.6U CN218843230U (en) | 2022-12-05 | 2022-12-05 | Small-size excavation tooth head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223244288.6U CN218843230U (en) | 2022-12-05 | 2022-12-05 | Small-size excavation tooth head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218843230U true CN218843230U (en) | 2023-04-11 |
Family
ID=87309943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223244288.6U Active CN218843230U (en) | 2022-12-05 | 2022-12-05 | Small-size excavation tooth head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218843230U (en) |
-
2022
- 2022-12-05 CN CN202223244288.6U patent/CN218843230U/en active Active
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