CN220888785U

CN220888785U - Cutting tool for TRD construction method

Info

Publication number: CN220888785U
Application number: CN202321852151.0U
Authority: CN
Inventors: 高云武
Original assignee: Qingdao Chengruixin Machinery Co ltd
Current assignee: Qingdao Chengruixin Machinery Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-05-03
Anticipated expiration: 2033-07-14

Abstract

The utility model provides a cutting tool for a TRD (TRD) construction method, which belongs to the technical field of TRD construction methods and comprises a chain wheel and a tool box, wherein two auxiliary skiving tools are respectively and fixedly arranged on the front surface and the rear surface of the tool box, the chain wheel is a hollow cylinder with cover plates arranged on two sides, a plurality of through holes are uniformly formed in the cover plates, and blocking tools are fixedly arranged on the through holes; evenly distributed through holes are formed in the circumferential outer wall of the chain wheel, evenly distributed transmission teeth are integrally formed in the circumferential outer wall of the chain wheel, a plurality of knife rests are evenly arranged on the chain, two knife grooves are formed in the knife rests, and a knife is arranged in each knife groove and provided with a conical sharp top; the number of the chain wheels is two, and a plurality of crushing blades are fixed on the inner wall of the circumference of the chain wheel at the lower end; the stirring device is used for solving the technical problems that only a basic cutter is adopted for working, so that stirring effect and stirring efficiency are poor.

Description

Cutting tool for TRD construction method

Technical Field

The utility model belongs to the technical field of TRD (blast furnace dust removal) working methods, and particularly relates to a cutting tool for a TRD working method.

Background

The TRD construction method (Trench cutting Re-mixing Deep wall method) is a construction process in which a cutting box with a cutting chain and a cutter head which meet the design depth is inserted into the ground, longitudinal cutting is performed, transverse pushing is performed to form a groove, and cement is injected into the foundation to achieve the purpose of fully mixing and stirring with the undisturbed foundation to form an equal-thickness continuous wall in the ground. The basic principle is that a chain saw type cutter box is vertically inserted into a stratum and then horizontally and transversely moves, and meanwhile, a chain drives a cutter to vertically rotate, so that raw soil is stirred and mixed, cement slurry is poured into the raw soil, and a wall with a certain thickness is formed; the method is mainly characterized in that the wall is continuous, the surface is flat, the thickness is consistent, and the uniformity of the wall is good; during construction, the bottom end of the scraper mechanism needs to be stretched into the ground to perform operation, but only the basic cutters are used for working, so that the stirring effect and stirring efficiency are poor, and the working is not thorough.

Disclosure of utility model

In view of the above, the present utility model provides a cutting tool for TRD construction, which is used for solving the technical problems of poor stirring effect and stirring efficiency caused by working with only a basic tool.

The utility model is realized in the following way:

The utility model provides a cutting tool for a TRD construction method, which comprises a chain wheel and a tool box, wherein: the front surface and the rear surface of the cutter box are respectively and fixedly provided with two auxiliary cutters, the chain wheel is a hollow cylinder with cover plates at two sides, a plurality of through holes are uniformly formed in the cover plates, and the through holes are fixedly provided with blocking cutters;

Evenly distributed through holes are formed in the circumferential outer wall of the chain wheel, evenly distributed transmission teeth are integrally formed in the circumferential outer wall of the chain wheel, the chain wheel is in transmission connection with a chain through the transmission teeth, a plurality of knife rests are evenly arranged on the chain, two knife grooves are formed in the knife rests, and a knife is arranged in each knife groove and provided with a conical sharp top;

The chain wheel is provided with two altogether, the chain wheel is for the central line of case distributes from top to bottom, and the upper end the chain wheel is hidden to be installed in the case, the lower extreme the circumference inner wall of chain wheel is fixed with a plurality of broken leafs.

The technical effects of the cutting tool for the TRD method provided by the utility model are as follows:

Wherein, every opening is located between two driving teeth, and this arrangement makes opening and driving teeth on the chain wheel not influenced each other.

On the basis of the technical scheme, the cutting tool for the TRD construction method can be further improved as follows:

further, broken rib is provided with on the broken blade lateral wall, adjacent fixedly connected with spliced pole between the broken blade, be provided with evenly distributed's broken arch on the spliced pole.

Further, the included angle between the blocking knife and the vertical surface of the chain wheel is an obtuse angle.

Further, the upper end of the tool box is fixed at the lower end of the hydraulic lifting mechanism of the machine body through a fixed shaft, and mounting holes are formed in the positions, corresponding to the fixed shaft, of the tool box and the hydraulic lifting mechanism of the machine body.

Further, four fixing shafts are arranged in total, and the fixing shafts are uniformly distributed on the upper end face of the tool box.

Further, the tool is fixed with the tool holder by a mounting pin.

Compared with the prior art, the cutting tool for the TRD construction method has the beneficial effects that: through setting up broken rib, spliced pole and broken arch, can be based on the rotation of broken blade, play supplementary broken, the effect of stirring mixing is through setting up the contained angle that keeps off sword and chain wheel vertical face to be the obtuse angle, keeps off the sword and can guarantee when earth has not contacted the chain wheel yet, just is kept off the sword and carries out the cutting work that keeps off, avoids earth to adsorb to the chain wheel and goes through setting up two cutters on setting up a cutter frame, can increase work efficiency and quality; through setting up supplementary cutting edge, can cut by vertical direction, can make the toolbox cut into more smoothly downwards.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an elevation view of a cutting tool for use in a TRD process;

FIG. 2 is a side view of a cutting tool for use in a TRD process;

FIG. 3 is a front view of the interior of a hollow cylinder of a sprocket for a cutting tool for a TRD process;

FIG. 4 is a side view of a sprocket cover for a cutting tool for a TRD process;

In the drawings, the list of components represented by the various numbers is as follows:

1. A chain wheel; 10. a through hole; 11. a blocking knife; 12. a chain; 13. a drive tooth; 15. a cover plate; 2. a tool box; 21. auxiliary cutting tools; 22. a fixed shaft; 23. a hydraulic lifting mechanism of the machine body; 3. a tool holder; 31. a cutter; 32. a mounting pin; 5. crushing the leaf plates; 51. crushing the ribs; 52. a connecting column; 53. crushing the bulge.

Description of the embodiments

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Examples

As shown in fig. 1 to 4, the present utility model provides a cutting tool for a TRD construction method, including a chain wheel 1 and a tool box 2, wherein: the front surface and the rear surface of the cutter box 2 are respectively and fixedly provided with two auxiliary cutters 21, the chain wheel 1 is a hollow cylinder with cover plates 15 arranged at two sides, a plurality of through holes 10 are uniformly formed in the cover plates 15, and the through holes 10 are fixedly provided with blocking cutters 11;

Evenly distributed through holes are formed in the circumferential outer wall of the chain wheel 1, evenly distributed transmission teeth 13 are integrally formed in the circumferential outer wall of the chain wheel 1, the chain wheel 1 is in transmission connection with a chain 12 through the transmission teeth 13, a plurality of knife rests 3 are evenly arranged on the chain 12, two knife rest grooves are formed in the knife rest 3, a knife 31 is arranged in each knife rest groove, and the knife 31 is provided with a conical sharp top;

The chain wheel 1 is provided with two altogether, and chain wheel 1 distributes from top to bottom for the central line of case 2, and the chain wheel 1 of upper end is hidden to be installed in case 2, and the circumference inner wall of lower extreme chain wheel 1 is fixed with a plurality of broken leafs 5.

When the cutter box 2 is used, the cutter box 2 is fixed on the machine body hydraulic lifting mechanism 23 through the fixed shaft 22, the machine body hydraulic lifting mechanism 23 drives the cutter box 2 to move downwards under the drive of hydraulic devices such as a hydraulic cylinder and the like, the chain wheel 1 drives the chain 12 to move up and down circularly, so that the cutter 31 is driven to move up and down circularly, the cutter 31 firstly performs the work of digging up and down, simultaneously assists the cutter 21 to cut downwards, assists the cutter box 2 to move downwards, and the cutter 11 also cuts part of soil in the soil digging and cutting process, so that the soil is prevented from being adsorbed on the chain wheel 1;

The rotation of the chain wheel 1 drives the tool rest 3 on the chain 12 to operate, during which the raw soil and other materials scraped by the tool 31 enter the gap of the chain 12 to slide to the inside of the chain wheel 1, and the crushing blade 5 rotates to crush and stir the raw soil and other materials, so that the crushing and stirring effects and efficiency are improved.

Optionally, in the above technical solution, crushing ribs 51 are provided on the side walls of the crushing blades 5, connecting columns 52 are fixedly connected between adjacent crushing blades 5, and uniformly distributed crushing protrusions 53 are provided on the connecting columns 52.

Optionally, in the above technical solution, the included angle between the blocking knife 11 and the vertical surface of the chain wheel 1 is an obtuse angle.

Optionally, in the above technical solution, the upper end of the tool box 2 is fixed at the lower end of the hydraulic lifting mechanism 23 of the machine body through the fixed shaft 22, and the positions of the tool box 2 and the hydraulic lifting mechanism 23 of the machine body corresponding to the fixed shaft 22 are provided with mounting holes.

Alternatively, in the above technical solution, four fixing shafts 22 are provided, and the fixing shafts 22 are uniformly distributed on the upper end surface of the tool case 2.

Alternatively, in the above-described technical solution, the tool 31 is fixed to the tool holder 3 by means of the mounting pin 32.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a cutting tool for TRD construction method, includes chain wheel (1) and toolbox (2), its characterized in that: the front surface and the rear surface of the cutter box (2) are respectively and fixedly provided with two auxiliary cutters (21), the chain wheel (1) is a hollow cylinder with cover plates (15) arranged at two sides, a plurality of through holes (10) are uniformly formed in the cover plates (15), and blocking cutters (11) are fixedly arranged on the through holes (10);

Evenly distributed through holes are formed in the circumferential outer wall of the chain wheel (1), evenly distributed transmission teeth (13) are integrally formed in the circumferential outer wall of the chain wheel (1), the chain wheel (1) is in transmission connection with a chain (12) through the transmission teeth (13), a plurality of tool rests (3) are evenly arranged on the chain (12), two tool grooves are formed in the tool rests (3), a tool (31) is arranged in each tool groove, and the tool (31) is provided with a conical tip;

The chain wheel (1) is provided with two altogether, chain wheel (1) for the central line of case (2) distributes from top to bottom, and upper end chain wheel (1) are hidden to be installed in case (2), the hypomere circumference inner wall of chain wheel (1) is fixed with a plurality of broken blades (5).

2. The cutting tool for the TRD construction method according to claim 1, wherein crushing ribs (51) are arranged on the side walls of the crushing blades (5), connecting columns (52) are fixedly connected between adjacent crushing blades (5), and crushing protrusions (53) which are uniformly distributed are arranged on the connecting columns (52).

3. A cutting tool for TRD construction according to claim 2, characterized in that the angle between the blocking knife (11) and the vertical surface of the sprocket (1) is an obtuse angle.

4. A cutting tool for TRD construction according to claim 3, wherein the upper end of the tool box (2) is fixed to the lower end of the hydraulic lifting mechanism (23) of the machine body by a fixing shaft (22), and mounting holes are formed in positions of the tool box (2) and the hydraulic lifting mechanism (23) of the machine body corresponding to the fixing shaft (22).

5. The cutting tool for TRD construction according to claim 4, wherein four fixed shafts (22) are provided, and the fixed shafts (22) are uniformly distributed on an upper end surface of the tool box (2).

6. A cutting tool for TRD construction according to claim 5, characterised in that the tool (31) is fixed to the tool holder (3) by means of a mounting pin (32).